Spectrum.ieee.org - SEO Checker

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Overview of the SEO Check
Meta information
98% 
Page quality
89% 
Page structure
58% 
Link structure
15% 
Server
91% 
External factors
100% 
SEO Score
Response time
0.30 s
File size
392.40 kB
Words
972
Media files
26
Number of links
178 internal / 33 external

Task list of SEO Improvements

Meta specifications

Title
(Critically important)
IEEE Spectrum - The world's leading engineering magazine
The length of the page title is perfect. (530 pixels out of 580 max pixel length)
There are no duplicate words in the title
Meta description
(Critically important)
The latest technology news and analysis from the world's leading engineering magazine
The length of the meta description is perfect. (539 pixels out of 1000 max pixel length)
Crawlability
(Critically important)
crawlable_no_perplexitybot
crawlable_no_youbot
crawlable_no_perplexityuser
There are no problems in accessing the website.
Canonical URL
(Important)
https://spectrum.ieee.org/
There is a valid canonical link specified.
Language
(Somewhat important)
Language detected in text: en
Language defined in HTML: en
Server location: United States of America
The following language is defined by HTML: en
Alternate/Hreflang Links
(Somewhat important)
There are no alternate links specified on this page.
Other meta tags
(Somewhat important)
There is no rel next meta tag on this page.
There is no rel prev meta tag on this page.
Domain
(Somewhat important)
This page is hosted on a subdomain. Use a top level domain for better SEO results.
The domain does not contain non-latin characters.
Page URL
(Somewhat important)
No parameters were found in the URL.
No session ID was found in the URL.
The URL does not have too many subdirectories.
Charset encoding
(Somewhat important)
The charset encoding (UTF-8) is set correctly.
Doctype
(Nice to have)
The doctype HTML 5 is set correctly.
The doctype is placed at first in the HTML code.
Favicon
(Nice to have)
The favicon is linked correctly.

Meta tags

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referreralways
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descriptionThe latest technology news and analysis from the world's leading engineering magazine
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og:titleIEEE Spectrum
og:descriptionThe world's leading engineering magazine
X-UA-CompatibleIE=edge
charsetutf-8

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Page quality

Content
(Critically important)
Some words from the page title are not used within the pages content
This page contains 972 words. That's ok.
28.3% of the text are stop words.
The page contains a listing, which indicates a good text layout.
5 paragraphs were found on this page.
No placeholders texts or images were found.
There are no duplicates on the site.
The average number of words per sentence of 23.2 words is good.
Frames
(Critically important)
This page does not use a frameset.
Mobile optimization
(Somewhat important)
A viewport "width=device-width,initial-scale=1,minimum-scale=1.0" is provided.
At least one Apple touch icon is specified.
Bold and strong tags
(Somewhat important)
The usage of strong and bold tags is perfect. We recommend the use of up to 19 tags for this page.
Image SEO
(Somewhat important)
Alt text (alternative text) is correctly used on all found images.
Social Networks
(Nice to have)
This page is optimized perfectly for social networks.
Additional markup
(Nice to have)
No additional page markup was found.
HTTPS
(Somewhat important)
This website uses HTTPS to protect privacy and integrity of the exchanged data.
All included files are also transferred via HTTPS.

Media list

URLAlt attributeTitle
data:[...] Base64Photo of yellow Boston Dynamics robot dog using its arm to load laundry into a white basket.
data:[...] Base64A photo collage of a woman in a hijab, protests in Iran, a satellite, satellite dishes, and the words You are not connected to the internet.
data:[...] Base64Illustration of Francis Bacon, Cornelis Drebbel, and Salomon de Caus with images of a ship, gears, a model of the universe, and planets in the background.
data:[...] Base64A contact lens sits on a blue gloved finger
data:[...] Base64Humanoid industrial robot lifting a barbell with weighted plates in a testing facility
data:[...] Base64Illustration of a fiber optic cable installed across the front of a railroad sound barrier wall.
data:[...] Base64Illustration of a breathalyzer against a solid green background.
data:[...] Base64A close-up shows a man seated in a wheelchair. Attached to the top of his head are two devices, each with a cable extending away.
data:[...] Base64Abstract pixel art resembling a padlock and token.
data:[...] Base64WIPL-D Logo
data:[...] Base64A person looking at a soda bottle while wearing an earbud with its microchip exposed.
data:[...] Base64A large NASA rocket on a launch pad.
data:[...] Base64A NASA rocket and spacecraft, secured to a mobile launcher, inside of a vehicle assembly building.
data:[...] Base64A lunar lander during takeoff at a test site.
data:[...] Base64squares and rectangles on graph paper form the letters AI
data:[...] Base64Technology Innovation Institute logo with stylized “TII” and curved line
data:[...] Base64Illustration of a micropipette piercing through a hemisphere-shaped membrane to inject a droplet at its core.
data:[...] Base64IEEE Spectrum cover with microchip warning sign. Focus on extreme data center engineering.
data:[...] Base64Over-the-Air Computation Uses Radio Interference to Crunch Data
data:[...] Base64Close-up of a hemisphere objective, targeted circuit board and an absorber in an integrated quadrature receiver system.
data:[...] Base64Rohde & Schwarz Logo
data:[...] Base64Personified dots sneaking out of a hidden password field on a login page.
data:[...] Base64Robot arms hold up a white t-shirt in a warm, wood‑paneled bedroom.
data:[...] Base64Person in white suit working with semiconductor equipment in a lab.
data:[...] Base64An array of tiny metallic cantilevers curving away from the surface of a photonic chip.
data:[...] Base64Person wearing a full-body robotic exoskeleton standing on a city sidewalk.

Page structure

H1 heading
(Critically important)
The H1 heading is empty
Headings
(Important)
Some headings occur twice on the page.
There are 47 headings on the page. The amount of headings should be in a more proper relation to the amount of text.
Some headings do not have any content.

Heading structure

Heading levelContent
H1 Empty heading
H2 Enjoy more free content and benefits by creating an account
H2 Saving articles to read later requires an IEEE Spectrum account
H2 The Institute content is only available for members
H2 Downloading full PDF issues is exclusive for IEEE Members
H2 Downloading this e-book is exclusive for IEEE Members
H2 Access to Spectrum 's Digital Edition is exclusive for IEEE Members
H2 Following topics is a feature exclusive for IEEE Members
H2 Adding your response to an article requires an IEEE Spectrum account
H2 Create an account to access more content and features on IEEE Spectrum , including the ability to save articles to read later, download Spectrum Collections, and participate in conversations with r...
H2 Join the world’s largest professional organization devoted to engineering and applied sciences and get access to all of Spectrum’s articles, archives, PDF downloads, and other benefits. Learn more ...
H2 Join the world’s largest professional organization devoted to engineering and applied sciences and get access to this e-book plus all of IEEE Spectrum’s articles, archives, PDF downloads, and other...
H2 Access Thousands of Articles — Completely Free
H2 Create an account and get exclusive content and features: Save articles, download collections, and post comments — all free! For full access and benefits, subscribe to Spectrum.
H2 ​Boston Dynamics and Google DeepMind Teach Spot to Reason​
H2 Stealth Signals Are Bypassing Iran’s Internet Blackout
H2 How Engineers Kick-Started the Scientific Method
H2 Contact Lens Uses Microfluidics to Monitor and Treat Glaucoma
H2 Video Friday: Digit Learns to Dead-lift
H2 Optical Fiber Networks Can Keep Rail Networks Safe
H2 Server Failures Turn Safe Cars Into Costly Dead Weight
H2 What It’s Like to Live With an Experimental Brain Implant
H2 Crypto Faces Increased Threat From Quantum Attacks
H2 Designing Broadband LPDA-Fed Reflector Antennas With Full-Wave EM Simulation
H2 These Earbuds Have Eyes
H2 Back to the Moon
H2 Artemis II: The First Crewed Moon Mission in 50 Years
H2 Why China's Moon Mission May Outpace NASA
H2 12 Graphs That Explain the State of AI in 2026
H2 GoZTASP: A Zero-Trust Platform for Governing Autonomous Systems at Mission Scale
H2 Squishy Photonic Switches Promise Fast Low-Power Logic
H2 The April 2026 issue is here!
H2 Over-the-Air Computation Uses Radio Interference to Crunch Data
H2 Terahertz Waves Spy on a Chip’s Internal Activity
H2 5G Non-Terrestrial Networks Enable Ubiquitous Global Connectivity
H2 HIPPO Turns One Master Password Into Many Without Storing Any
H2 Video Friday: This Floor Lamp Will Do Your Chores
H2 NYU’s Quantum Institute Bridges Science and Application
H2 Chip Can Project Video the Size of a Grain of Sand
H2 What Exoskeletons Learned From One Relentless User
H3 Topics
H3 Sections
H3 More
H3 For IEEE Members
H3 For IEEE Members Duplicate text
H3 IEEE Spectrum
H3 Follow IEEE Spectrum
H3 Support IEEE Spectrum
H3 Empty heading
H3 Empty heading
H3 Empty heading
H3 Empty heading
H3 Empty heading
H3 Empty heading
H3 Empty heading
H3 Empty heading
H3 Empty heading
H3 Empty heading
H3 Empty heading
H3 Empty heading
H3 Empty heading
H3 Empty heading
H3 Empty heading
H3 Empty heading
Some internal link anchor texts are too long.
Some internal links have dynamic parameters. All internal URLs, which are not marked as nofollow, should not contain dynamic parameters.
Some anchor texts are used more than once.
1 links don't have an anchor text.
The number of internal links is ok.
There are too many external links (33) on this page.

Found links on this page

LinkAttributesAnchor text
https://www.ieee.org/New window External Subdomain IEEE.org
https://ieeexplore.ieee.org/Xp...New window External Subdomain IEEE Xplore Digital Library
https://standards.ieee.org/New window External Subdomain IEEE Standards
https://www.ieee.org/sitemap.htmlNew window External Subdomain More Sites
https://www.ieee.org/profile/p...External Subdomain Sign In
https://spectrum.ieee.org/joinNew window Join IEEE
https://spectrum.ieee.org/A-TITLE Return to homepage
/topic/aerospace/Aerospace
/topic/artificial-intelligence/AI
/topic/biomedical/Biomedical
/topic/climate-tech/Climate Tech
/topic/computing/Computing
/topic/consumer-electronics/Consumer Electronics
/topic/energy/Energy
/topic/tech-history/History of Technology
/topic/robotics/Robotics
/topic/semiconductors/Semiconductors
/topic/telecommunications/Telecommunications
/topic/transportation/Transportation
https://spectrum.ieee.org/IEEE Spectrum
/topic/aerospace/Text duplicate Aerospace
/topic/artificial-intelligence/Text duplicate AI
/topic/biomedical/Text duplicate Biomedical
/topic/climate-tech/Text duplicate Climate Tech
/topic/computing/Text duplicate Computing
/topic/consumer-electronics/Text duplicate Consumer Electronics
/topic/energy/Text duplicate Energy
/topic/tech-history/Text duplicate History of Technology
/topic/robotics/Text duplicate Robotics
/topic/semiconductors/Text duplicate Semiconductors
/topic/telecommunications/Text duplicate Telecommunications
/topic/transportation/Text duplicate Transportation
/type/feature/Features
/type/news/News
/type/opinion/Opinion
/topic/careers/Careers
/topic/diy/DIY
/engineering-resources/Engineering Resources
/newsletters/Newsletters
/special-reports/Special Reports
/collections/Collections
/type/explainer/Explainers
/top-programming-languagesTop Programming Languages
https://robotsguide.com/New window External Robots Guide ↗
https://jobs.ieee.org/New window External Subdomain IEEE Job Site ↗
/magazine/current-issueCurrent Issue
/magazine/Magazine Archive
/the-institute/The Institute
/the-institute/ti-archive/The Institute Archive
/magazine/current-issueText duplicate Current Issue
/magazine/Text duplicate Magazine Archive
/the-institute/Text duplicate The Institute
/the-institute/ti-archive/Text duplicate The Institute Archive
https://spectrum.ieee.org/aboutAbout Us
https://spectrum.ieee.org/contactContact Us
https://www.parsintl.com/publi...New window External Subdomain Reprints & Permissions ↗
https://advertise.ieee.org/New window External Subdomain Advertising ↗
https://twitter.com/ieeespectrumNew window External No Text
https://www.facebook.com/IEEE....New window External Subdomain No Text
https://www.instagram.com/ieee...New window External Subdomain No Text
https://www.threads.net/@ieees...New window External Subdomain No Text
https://www.linkedin.com/compa...New window External Subdomain No Text
https://www.youtube.com/c/ieee...New window External Subdomain No Text
https://www.tiktok.com/@ieeesp...New window External Subdomain No Text
/customfeeds/feed/all-topics/rssNew window Subdomain No Text
https://ieee.dragonforms.com/s...New window External Subdomain Subscribe
https://www.ieee.org/about/New window External Subdomain About IEEE
https://www.ieee.org/about/con...New window External Subdomain Contact & Support
https://www.ieee.org/accessibi...New window External Subdomain Accessibility
https://www.ieee.org/about/cor...New window External Subdomain Nondiscrimination Policy
https://www.ieee.org/about/hel...New window External Subdomain Terms
https://www.ieee.org/security-...New window External Subdomain IEEE Privacy Policy
/st/ppid-infoSubdomain Ad Privacy Options
https://spectrum.ieee.org/joinJoining IEEE
https://spectrum.ieee.org/joinLearn more about IEEE →
https://spectrum.ieee.org/joinText duplicate Learn more about IEEE →
https://www.ieee.org/profile/p...External Subdomain CREATE AN ACCOUNT
/core/saml/main/login?next_url...SIGN IN
https://www.ieee.org/membershi...External Subdomain JOIN IEEE
/core/saml/main/login?next_url...Text duplicate SIGN IN
https://ieee.dragonforms.com/s...New window External Subdomain subscribe
https://www.ieee.org/profile/p...External Subdomain Text duplicate CREATE AN ACCOUNT
/core/saml/main/login?next_url...Text duplicate SIGN IN
/topic/robotics/Subdomain Text duplicate Robotics
/topic/artificial-intelligence/Subdomain Text duplicate AI
/type/news/Subdomain Text duplicate News
/boston-dynamics-spot-google-d...Subdomain ​Boston Dynamics and Google DeepMind Teach Spot to Reason​
/boston-dynamics-spot-google-d...Subdomain IMG-ALT Photo of yellow Boston Dynamics robot dog using its arm to load laundry into a white basket.
/topic/telecommunications/Subdomain Text duplicate Telecommunications
/magazine/Subdomain Magazine
/type/feature/Subdomain Feature
/topic/computing/Subdomain Text duplicate Computing
/iran-internet-blackout-satell...Subdomain Stealth Signals Are Bypassing Iran’s Internet Blackout
/iran-internet-blackout-satell...Subdomain IMG-ALT A photo collage of a woman in a hijab, protests in Iran, a satellite, satellite dishes, and the words You are not connected to the internet.
/topic/tech-history/Subdomain Text duplicate History of Technology
/type/opinion/Subdomain Text duplicate Opinion
/francis-bacon-scientific-methodSubdomain How Engineers Kick-Started the Scientific Method
/francis-bacon-scientific-methodSubdomain IMG-ALT Illustration of Francis Bacon, Cornelis Drebbel, and Salomon de Caus with images of a ship, gears, a model of the universe, and planets in the background.
/topic/biomedical/Subdomain Text duplicate Biomedical
/type/news/Subdomain Text duplicate News
/smart-contact-lens-glaucoma-m...Subdomain Contact Lens Uses Microfluidics to Monitor and Treat Glaucoma
/smart-contact-lens-glaucoma-m...Subdomain IMG-ALT A contact lens sits on a blue gloved finger
/topic/robotics/Subdomain Text duplicate Robotics
/type/news/Subdomain Text duplicate News
/topic/robotics/humanoid-robots/Subdomain Humanoid Robots
/robot-learningSubdomain Video Friday: Digit Learns to Dead-lift
/robot-learningSubdomain IMG-ALT Humanoid industrial robot lifting a barbell with weighted plates in a testing facility
/topic/transportation/Subdomain Text duplicate Transportation
/topic/artificial-intelligence/Subdomain Text duplicate AI
/type/news/Subdomain Text duplicate News
/collections/journal-watch/Subdomain Journal Watch
/distributed-acoustic-sensing-...Subdomain Optical Fiber Networks Can Keep Rail Networks Safe
/distributed-acoustic-sensing-...Subdomain IMG-ALT Illustration of a fiber optic cable installed across the front of a railroad sound barrier wall.
/topic/transportation/Subdomain Text duplicate Transportation
/type/news/Subdomain Text duplicate News
/connected-vehicle-risksSubdomain Server Failures Turn Safe Cars Into Costly Dead Weight
/connected-vehicle-risksSubdomain IMG-ALT Illustration of a breathalyzer against a solid green background.
/bci-user-experienceSubdomain IMG-ALT A close-up shows a man seated in a wheelchair. Attached to the top of his head are two devices, each with a cable extending away.
/topic/biomedical/Subdomain Text duplicate Biomedical
/magazine/Subdomain Text duplicate Magazine
/type/feature/Subdomain Text duplicate Feature
/bci-user-experienceSubdomain What It’s Like to Live With an Experimental Brain Implant
/quantum-safe-cryptoSubdomain IMG-ALT Abstract pixel art resembling a padlock and token.
/topic/computing/Subdomain Text duplicate Computing
/type/news/Subdomain Text duplicate News
/quantum-safe-cryptoSubdomain Crypto Faces Increased Threat From Quantum Attacks
https://content.knowledgehub.w...New window External Subdomain IMG-ALT WIPL-D Logo
/topic/telecommunications/Subdomain Text duplicate Telecommunications
/type/whitepaper/Subdomain Whitepaper
/topic/computing/Subdomain Text duplicate Computing
https://content.knowledgehub.w...New window External Subdomain Designing Broadband LPDA-Fed Reflector Antennas With Full-Wave EM Simulation
/smart-earbuds-smart-glasses-p...Subdomain IMG-ALT A person looking at a soda bottle while wearing an earbud with its microchip exposed.
/topic/consumer-electronics/Subdomain Text duplicate Consumer Electronics
/type/news/Subdomain Text duplicate News
/smart-earbuds-smart-glasses-p...Subdomain These Earbuds Have Eyes
/collections/back-to-the-moon/New window Subdomain IMG-ALT A large NASA rocket on a launch pad.
/collections/back-to-the-moon/New window Subdomain See the collection →
/artemis-ii-launch-nasa-orionSubdomain IMG-ALT A NASA rocket and spacecraft, secured to a mobile launcher, inside of a vehicle assembly building.
/topic/aerospace/Subdomain Text duplicate Aerospace
/collections/back-to-the-moon/Subdomain Back to the Moon
/type/news/Subdomain Text duplicate News
/collections/Subdomain Spectrum Collections
/artemis-ii-launch-nasa-orionSubdomain Artemis II: The First Crewed Moon Mission in 50 Years
/china-moon-mission-mengzhou-a...Subdomain IMG-ALT A lunar lander during takeoff at a test site.
/topic/aerospace/Subdomain Text duplicate Aerospace
/collections/back-to-the-moon/Subdomain Text duplicate Back to the Moon
/type/news/Subdomain Text duplicate News
/collections/Subdomain Text duplicate Spectrum Collections
/china-moon-mission-mengzhou-a...Subdomain Why China's Moon Mission May Outpace NASA
/state-of-ai-index-2026Subdomain IMG-ALT squares and rectangles on graph paper form the letters AI
/topic/artificial-intelligence/Subdomain Text duplicate AI
/type/news/Subdomain Text duplicate News
/state-of-ai-index-2026Subdomain 12 Graphs That Explain the State of AI in 2026
https://content.knowledgehub.w...New window External Subdomain IMG-ALT Technology Innovation Institute logo with stylized “TII” and curved line
/topic/artificial-intelligence/Subdomain Text duplicate AI
/topic/robotics/Subdomain Text duplicate Robotics
/type/whitepaper/Subdomain Text duplicate Whitepaper
https://content.knowledgehub.w...New window External Subdomain GoZTASP: A Zero-Trust Platform for Governing Autonomous Systems at Mission Scale
/soft-photonicsSubdomain IMG-ALT Illustration of a micropipette piercing through a hemisphere-shaped membrane to inject a droplet at its core.
/topic/semiconductors/Subdomain Text duplicate Semiconductors
/type/news/Subdomain Text duplicate News
/topic/computing/Subdomain Text duplicate Computing
/soft-photonicsSubdomain Squishy Photonic Switches Promise Fast Low-Power Logic
/5gw-data-centerNew window Subdomain Giant Data Centers Change Everything
/dram-shortageNew window Subdomain AI Is a Memory Hog
/ingestible-electronicsNew window Subdomain When Pills Become Machines
/autonomous-drone-warfareNew window Subdomain Rise of the Autonomous Attack Drones
/magazine/2026/april/New window Subdomain See full issue →
/magazine/2026/april/New window Subdomain IMG-ALT IEEE Spectrum cover with microchip warning sign. Focus on extreme data center engineering.
/wireless-network-over-air-com...Subdomain IMG-ALT Over-the-Air Computation Uses Radio Interference to Crunch Data
/topic/telecommunications/Subdomain Text duplicate Telecommunications
/magazine/Subdomain Text duplicate Magazine
/type/feature/Subdomain Text duplicate Feature
/wireless-network-over-air-com...Subdomain Text duplicate Over-the-Air Computation Uses Radio Interference to Crunch Data
/sensing-with-terahertz-radiationSubdomain IMG-ALT Close-up of a hemisphere objective, targeted circuit board and an absorber in an integrated quadrature receiver system.
/topic/semiconductors/Subdomain Text duplicate Semiconductors
/type/news/Subdomain Text duplicate News
/sensing-with-terahertz-radiationSubdomain Terahertz Waves Spy on a Chip’s Internal Activity
https://content.knowledgehub.w...New window External Subdomain IMG-ALT Rohde & Schwarz Logo
/topic/telecommunications/Subdomain Text duplicate Telecommunications
/topic/aerospace/Subdomain Text duplicate Aerospace
/type/whitepaper/Subdomain Text duplicate Whitepaper
https://content.knowledgehub.w...New window External Subdomain 5G Non-Terrestrial Networks Enable Ubiquitous Global Connectivity
/storeless-password-managerSubdomain IMG-ALT Personified dots sneaking out of a hidden password field on a login page.
/topic/computing/Subdomain Text duplicate Computing
/type/news/Subdomain Text duplicate News
/collections/journal-watch/Subdomain Text duplicate Journal Watch
/storeless-password-managerSubdomain HIPPO Turns One Master Password Into Many Without Storing Any
/video-friday-robot-lampSubdomain IMG-ALT Robot arms hold up a white t-shirt in a warm, wood‑paneled bedroom.
/topic/robotics/Subdomain Text duplicate Robotics
/type/news/Subdomain Text duplicate News
/topic/robotics/humanoid-robots/Subdomain Text duplicate Humanoid Robots
/video-friday-robot-lampSubdomain Video Friday: This Floor Lamp Will Do Your Chores
/nyu-quantum-instituteSubdomain IMG-ALT Person in white suit working with semiconductor equipment in a lab.
/topic/computing/Subdomain Text duplicate Computing
/topic/artificial-intelligence/Subdomain Text duplicate AI
/type/sponsored/Subdomain Sponsored Article
/topic/telecommunications/Subdomain Text duplicate Telecommunications
/nyu-quantum-instituteSubdomain NYU’s Quantum Institute Bridges Science and Application
/mems-photonicsSubdomain IMG-ALT An array of tiny metallic cantilevers curving away from the surface of a photonic chip.
/topic/semiconductors/Subdomain Text duplicate Semiconductors
/topic/biomedical/Subdomain Text duplicate Biomedical
/topic/computing/Subdomain Text duplicate Computing
/type/news/Subdomain Text duplicate News
/topic/consumer-electronics/Subdomain Text duplicate Consumer Electronics
/mems-photonicsSubdomain Chip Can Project Video the Size of a Grain of Sand
/exoskeleton-user-experienceSubdomain IMG-ALT Person wearing a full-body robotic exoskeleton standing on a city sidewalk.
/topic/biomedical/Subdomain Text duplicate Biomedical
/magazine/Subdomain Text duplicate Magazine
/type/feature/Subdomain Text duplicate Feature
/exoskeleton-user-experienceSubdomain What Exoskeletons Learned From One Relentless User

Server configuration

HTTP redirects
(Critically important)
This page redirects to "https://spectrum.ieee.org/"
HTTP header
(Important)
The X-powered header is sent within the response header. (unnecessary)
The web server transmits the web page (HTML) in compressed form.
Performance
(Somewhat important)
The page response time is excellent with 0.30 seconds.
The file size of the HTML document is fine (392 kB).

HTTP Response Header

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External factors

This page is referenced by wikipedia.
This website has excellent links from other websites.
This page has backlinks from 1,984 referring domains.
This page has 114,864 backlinks.
This page has backlinks from 1,418 different ip addresses.

Links from Wikipedia

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Robots.txt

User-agent: *
Disallow: /files/*/*.pdf
Disallow: /files/*/*.html
Disallow: /core/*
Disallow: /r/*
Disallow: /mnt/*
Disallow: /search/*

# ===== GOOGLE =====

# Allow search including AI Overviews, Gemini
User-agent: Googlebot
Allow: /

User-agent: Googlebot-News
Allow: /

User-agent: Googlebot-Image
Allow: /

User-agent: Googlebot-Video
Allow: /

User-agent: Google-InspectionTool
Allow: /

# Block use of content to train AI
User-agent: Google-Extended
Disallow: /

# Block generic non-search crawling
User-agent: GoogleOther
Disallow: /

User-agent: GoogleOther-Image
Disallow: /

User-agent: GoogleOther-Video
Disallow: /

# ===== OPENAI =====

# Allow search/retrieval results
User-agent: OAI-SearchBot
Allow: /

# Allow user-initiated browsing
User-agent: ChatGPT-User
Allow: /

# Block use of content to train AI
User-agent: GPTBot
Disallow: /

# ===== ANTHROPIC =====

# Allow search/retrieval results
User-agent: Claude-SearchBot
Allow: /

# Allow user-initiated browsing
User-agent: Claude-User
Allow: /

User-agent: Claude-Web
Allow: /

# Block use of content to train AI
User-agent: ClaudeBot
Disallow: /

User-agent: anthropic-ai
Disallow: /

# ===== APPLE =====

# Allow search (Siri, Spotlight, Safari)
User-agent: Applebot
Allow: /

# Block use of content to train AI
User-agent: Applebot-Extended
Disallow: /

# ===== AMAZON =====

# Block use of content for AI training, ads etc.
User-agent: Amazonbot
Disallow: /

# ===== META =====

# Allow link previews when content is shared on Meta platforms
User-agent: facebookexternalhit
Allow: /

# Allow search
User-agent: meta-webindexer
Allow: /
User-agent: Meta-WebIndexer
Allow: /

# Block use of content to train AI
User-agent: FacebookBot
Disallow: /

User-agent: meta-externalagent
Disallow: /
User-agent: Meta-ExternalAgent
Disallow: /

User-agent: Meta-ExternalFetcher
Disallow: /

# ===== OTHERS =====

# Block use of content to train AI, scrapping, high volume crawling

User-agent: AwarioRssBot
Disallow: /

User-agent: AwarioSmartBot
Disallow: /

User-agent: Bytespider
Disallow: /

User-agent: CCBot
Disallow: /

User-agent: cohere-ai
Disallow: /

User-agent: DataForSeoBot
Disallow: /

User-agent: Diffbot
Disallow: /

User-agent: magpie-crawler
Disallow: /

User-agent: NewsNow
Disallow: /

User-agent: news-please
Disallow: /

User-agent: omgili
Disallow: /

User-agent: omgilibot
Disallow: /

User-agent: peer39_crawler
Disallow: /

User-agent: peer39_crawler/1.0
Disallow: /

User-agent: PerplexityBot
Disallow: /

User-agent: Perplexity-User
Disallow: /

User-agent: Quora-Bot
Disallow: /

User-agent: Scrapy
Disallow: /

User-agent: TurnitinBot
Disallow: /

User-agent: YouBot
Disallow: /

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Sitemap: https://spectrum.ieee.org/feeds/sitemaps/news_1.xml

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