Ycombinator.com - SEO Checker

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Overview of the SEO Check
Meta information
85% 
Page quality
95% 
Page structure
79% 
Link structure
92% 
Server
95% 
External factors
100% 
SEO Score
Response time
1.71 s
File size
369.60 kB
Words
738
Media files
39
Number of links
86 internal / 14 external

Task list of SEO Improvements

Meta specifications

Title
(Critically important)
Y Combinator
The page title is too short. (123 pixels of 580 max pixel length) Optimize title
There are no duplicate words in the title
Meta description
(Critically important)
Y Combinator created a new model for funding early stage startups. Four times a year we invest in a large number of startups.
The length of the meta description is perfect. (774 pixels out of 1000 max pixel length)
Crawlability
(Critically important)
There are no problems in accessing the website.
Canonical URL
(Important)
No canonical link is specified.
Language
(Somewhat important)
Language detected in text: en
Language defined in HTML: en
Server location: Germany
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)
The domain is no subdomain.
The domain length is good.
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

NameValue
csrf-paramauthenticity_token
csrf-tokenB-l1UwIZPqBIKB4wfsf2nPGpDjJdUesi5F93MFWsgl3-TEwSg__m_0MIv591uQQ2HWWHW583JV00Ht2pd01rWQ
viewportinitial-scale=1, width=device-width, height=device-height
robotsfollow
descriptionY Combinator created a new model for funding early stage startups. Four times a year we invest in a large number of startups.
google-site-verification23YLYcfP-tmEiWdemh9h6Wi6DIxisMtUtcowUJBSvH0
langen
twitter:cardsummary_large_image
twitter:site@ycombinator
twitter:imagehttps://www.ycombinator.com/assets/ycdc/yc-og-image-0cfa80cac837d64d9b4f0705950000b66906ac032791376bd721f246fafcc7b4.png
og:typewebsite
og:localeen_US
og:site_nameY Combinator
og:titleY Combinator
og:imagehttps://www.ycombinator.com/assets/ycdc/yc-og-image-0cfa80cac837d64d9b4f0705950000b66906ac032791376bd721f246fafcc7b4.png
og:image:urlhttps://www.ycombinator.com/assets/ycdc/yc-og-image-0cfa80cac837d64d9b4f0705950000b66906ac032791376bd721f246fafcc7b4.png
og:image:secure_urlhttps://www.ycombinator.com/assets/ycdc/yc-og-image-0cfa80cac837d64d9b4f0705950000b66906ac032791376bd721f246fafcc7b4.png
og:urlhttps://www.ycombinator.com/
og:descriptionY Combinator created a new model for funding early stage startups. Four times a year we invest in a large number of startups.
X-UA-CompatibleIE=edge;chrome=1
charsetutf-8

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Page quality

Content
(Critically important)
This page contains 738 words. That's ok.
35.2% of the text are stop words.
The page contains a listing, which indicates a good text layout.
10 paragraphs were found on this page.
The text content is perfect.
No placeholders texts or images were found.
There are no duplicates on the site.
The average number of words per sentence of 17.7 words is good.
Frames
(Critically important)
This page does not use a frameset.
Mobile optimization
(Somewhat important)
No Apple touch icon is specified.
A viewport "initial-scale=1, width=device-width, height=device-height" is provided.
Bold and strong tags
(Somewhat important)
The usage of strong and bold tags is perfect. We recommend the use of up to 15 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:[...] Base64Y Combinator
/vite/assets/garry_and_sam-BDiyZpUw.webpGarry Tan and Sam Altman at a YC dinner
...5922a1b77fd7445c78a34fe319c03b986713.pngStripe logo
...ecb690f019933b4d767ac91121777aa59107.pngAirbnb logo
...981da477423738120d3b2baec64c3162ba14.pngInstacart logo
...0495c04271f6f3f3edc6b0effbbff172bc1d.pngDoorDash logo
...bd1c6b3e4b91ffeccb6df0ec02284345b338.pngCruise logo
...7023a2bfbbf936633bffb5e93674690e74d6.pngTwitch logo
...7031d6663a0cbf1ba231d1dca2f079c091a2.pngCoinbase logo
...c42f4d557745c67ffc5999c7b556c408d150.pngPagerDuty logo
...882b6e0c94081653c0f7459f8ed0c0596338.pngFaire logo
...25080d91c3febf04ea8000ae1b4c67e8786f.pngBrex logo
...680d71c0b6de0272c3f75eebf6d2ae3077cf.pngDeel logo
...ba8f6d1af656dc3bc32eeeaa029f1bec257a.pngRippling logo
...1b761a4d757954ae69311671f82f59afbedb.pngreddit logo
...7778c9c698f83da59921e41c732dacdb3f35.pngGusto logo
...5a1a0aeb4e14ec7eb3ffff7c513aba07d0a9.pngFlexport logo
...4ea8f9d31c39dd2ccba3856104a987e2692d.pngDropbox logo
...558309acd87ac5599e8164545e3a7fda5b95.pngRazorpay logo
...3148d1f0dff4ad32fa23e283c98a88044443.pngScale AI logo
...8c5517d8c82848fb3e6ff13f8587143545b3.pngGitLab logo
...b872d5a2b77d3244924a4b35c0fba03aa411.pngBenchling logo
...cd674b80a6fba2eef509dcb930f57118d324.pngFivetran logo
...a0448e2ebe42a8ad4d0b9e26f1e6ccd9f36d.pngRappi logo
...1f8ba70fe25468952d432d6730bc7c64b557.pngCheckr logo
...e1cee4161f77df939d8f9d99ef750d6c9851.pngZapier logo
...a4769b88f6e4da07d8f8eaf79d321b9be41c.pngWhatnot logo
...61d69df559a59aeda2e36bf90b0454d75c85.pngPodium logo
...a3c517ad4470106e8ee54f697df16be929ce.pngWebflow logo
...9a68cc792ed3e1b479089d2cbd3e03fa6483.pngZepto logo
...3b54fdca1d9edcf3d4d104865d740542fd4f.pngGroww logo
...71acabc39db12e9c30b4a5215014b766ffc4.pngSegment logo
...b2fc93babefe9059a42835874975f73106d1.pngIronclad logo
/vite/assets/marc-andreessen-B6IB5XEE.jpgMarc Andreessen headshot
/vite/assets/ron-conway-DahY8Lgh.jpgRon Conway headshot
/vite/assets/brian-chesky-Dok3kT1b.jpgBrian Chesky headshot
/vite/assets/patrick-collinson-MjupD62W.jpgPatrick Collison headshot
data:[...] Base64Y Combinator
Video URLWidthHeight
https://www.youtube.com/embed/EiRnSjcVIqk

Page structure

H1 heading
(Critically important)
There is no H1 heading specified.
Headings
(Important)
The structure of headings is missing one or more levels. Do not skip heading levels.

Heading structure

Heading levelContent
H2 Footer
H3 Programs
H3 Company
H3 Resources
H3 Make something people want.
Some anchor texts are used more than once.
The number of internal links is ok.
None of the anchor texts is too long.
All internal links are not using dynamic parameters.
There are 14 external links on this page.

Found links on this page

LinkAttributesAnchor text
https://www.ycombinator.com/applyApply
https://www.ycombinator.com/IMG-ALT Y Combinator
A-TITLE Y Combinator
https://www.ycombinator.com/aboutAbout
https://www.ycombinator.com/aboutWhat Happens at YC?
https://www.ycombinator.com/applyText duplicate Apply
/interviewsYC Interview Guide
https://www.ycombinator.com/faqFAQ
/peoplePeople
https://www.ycombinator.com/blogYC Blog
/companiesCompanies
/companiesStartup Directory
/companies/foundersFounder Directory
/launchesLaunch YC
https://www.ycombinator.com/jobsStartup Jobs
https://www.ycombinator.com/jobsAll Jobs
/jobs/role/software-engineer◦ Engineering
/jobs/role/operations◦ Operations
/jobs/role/marketing◦ Marketing
/jobs/role/sales◦ Sales
/startup-job-guideStartup Job Guide
/blog/jobsYC Startup Jobs Blog
/cofounder-matchingFind a Co-Founder
/libraryLibrary
/documentsSAFE
/libraryResources
https://startupschool.org/?utm...External Startup School
/subscribeNewsletter
https://www.ycombinator.com/rfsRequests for Startups
/investorsFor Investors
https://news.ycombinator.com/External Subdomain Hacker News
https://bookface.ycombinator.com/External Subdomain Bookface
https://www.ycombinator.com/applyText duplicate Apply
A-TITLE Apply for F2025 batch.
https://www.ycombinator.com/applyApply to YC
/companies/240New window IMG-ALT Stripe logo
/companies/271New window IMG-ALT Airbnb logo
/companies/468New window IMG-ALT Instacart logo
/companies/531New window IMG-ALT DoorDash logo
/companies/590New window IMG-ALT Cruise logo
/companies/383New window IMG-ALT Twitch logo
/companies/439New window IMG-ALT Coinbase logo
/companies/202New window IMG-ALT PagerDuty logo
/companies/1543New window IMG-ALT Faire logo
/companies/1556New window IMG-ALT Brex logo
/companies/12064New window IMG-ALT Deel logo
/companies/1451New window IMG-ALT Rippling logo
/companies/379New window IMG-ALT reddit logo
/companies/24New window IMG-ALT Gusto logo
/companies/595New window IMG-ALT Flexport logo
/companies/325New window IMG-ALT Dropbox logo
/companies/827New window IMG-ALT Razorpay logo
/companies/1294New window IMG-ALT Scale AI logo
/companies/810New window IMG-ALT GitLab logo
/companies/445New window IMG-ALT Benchling logo
/companies/482New window IMG-ALT Fivetran logo
/companies/1103New window IMG-ALT Rappi logo
/companies/662New window IMG-ALT Checkr logo
/companies/442New window IMG-ALT Zapier logo
/companies/13208New window IMG-ALT Whatnot logo
/companies/1042New window IMG-ALT Podium logo
/companies/566New window IMG-ALT Webflow logo
/companies/22721New window IMG-ALT Zepto logo
/companies/1839New window IMG-ALT Groww logo
/companies/88New window IMG-ALT Segment logo
/companies/866New window IMG-ALT Ironclad logo
/companiesNew window +
https://workatastartup.com/External Work at a Startup
https://news.ycombinator.com/jobsExternal Subdomain HN
/libraryYC Library Videos, podcasts, and essays for startup founders
/subscribeSubdomain Newsletter Keep up with the latest news, launches, jobs, and events from the YC community
/launchesLaunch YC Discover new YC companies and products
https://www.workatastartup.com/External Subdomain Work at a Startup Find your next role at a YC startup
https://www.ycombinator.com/blogBlog Essays, events, and announcements from YC
/cofounder-matchingCo-Founder Matching Meet a potential co-founder to start a startup with
https://www.ycombinator.com/Text duplicate Y Combinator
IMG-ALT Y Combinator
A-TITLE Y Combinator
https://www.ycombinator.com/aboutYC Program
https://startupschool.org/External Text duplicate Startup School
https://www.ycombinator.com/jobsText duplicate Work at a Startup
/cofounder-matchingCo-Founder Matching
https://www.ycombinator.com/blogText duplicate YC Blog
/contactContact
https://www.ycombinator.com/pressPress
/peopleText duplicate People
/careersCareers
https://www.ycombinator.com/legalPrivacy Policy
https://www.ycombinator.com/legalNotice at Collection
/securitySecurity
https://www.ycombinator.com/legalTerms of Use
/companiesText duplicate Startup Directory
/libraryStartup Library
/investorsInvestors
/documentsText duplicate SAFE
https://news.ycombinator.com/External Subdomain Text duplicate Hacker News
/launchesText duplicate Launch YC
https://deals.ycombinator.com/External Subdomain YC Deals
https://www.ycombinator.com/applyText duplicate Apply
https://twitter.com/ycombinatorNew window External Twitter
https://www.facebook.com/YComb...New window External Subdomain Facebook
https://www.instagram.com/ycom...New window External Subdomain Instagram
https://www.linkedin.com/schoo...New window External Subdomain LinkedIn
https://www.youtube.com/c/ycom...New window External Subdomain Youtube

Server configuration

HTTP redirects
(Critically important)
This page redirects to "https://www.ycombinator.com/"
HTTP header
(Important)
No X-Powered HTTP header is sent.
The web server transmits the web page (HTML) in compressed form.
Performance
(Somewhat important)
The page response time is very slow (1.71 seconds). The response time should be less than 0.4 seconds. Slow websites are bad for search engine bots and also result in bad user experience.
The file size of the HTML document is fine (370 kB).

HTTP Response Header

NameValue
dateTue, 29 Jul 2025 09:04:51 GMT
content-typetext/html; charset=utf-8
cf-ray966b737c9d749eac-CDG
x-frame-optionsSAMEORIGIN
x-xss-protection1; mode=block
x-content-type-optionsnosniff
x-download-optionsnoopen
x-permitted-cross-domain-policiesnone
referrer-policystrict-origin-when-cross-origin
cross-origin-opener-policysame-origin
varyX-Inertia,X-Inertia,X-Inertia,Accept-Encoding
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etagW/"45b1443ab75bfcb52be66466caece4e5"
cache-controlmax-age=0, private, must-revalidate
content-security-policy-report-onlyscript-src 'self' https: https://www.google-analytics.com https://cdn.amplitude.com 'unsafe-eval' 'unsafe-inline' data: 'nonce-T8h+60DICm4NMlCNLwBEKA=='; worker-src blob: data:; report-uri https://us.sentry.io/api/4506690010480640/security/?sentry_key=aab2498373841041d6b48d721aefbdc1&sentry_environment=production&sentry_release=33c9a4dba55934787d6c6283f5d780b2ce663e0b
set-cookie127 Characters
x-request-id4818a87e-6d5b-46b7-a334-7f17d74ec2dc
x-runtime0.022270
strict-transport-securitymax-age=63072000; includeSubDomains
content-encodinggzip
cf-cache-statusDYNAMIC
servercloudflare
statuscode200
http_versionHTTP/2

External factors

This page is referenced by wikipedia.
This website has excellent links from other websites.
This page has backlinks from 6,192 referring domains.
This page has 495,528 backlinks.
This page has backlinks from 4,022 different ip addresses.

Links from Wikipedia

You can find more links using Wikipedia search

Robots.txt

User-Agent: *
Disallow: /library?categories=*&*
Allow: /library?categories=*
Disallow: /library?*
Disallow: /companies?*
Allow: /

Similar sites

Search preview

www.ycombinator.com
Y Combinator
Y Combinator created a new model for funding early stage startups. Four times a year we invest in a large number of startups.

Most important keywords

Following keywords were found. You can check the keyword optimization of this page for each keyword.

KeywordResultRecheck
Combinator73%Check
age50%Check
YC Startup49%Check
Startup48%Check
Startups48%Check
early46%Check
stage46%Check
Early Stage46%Check
funding46%Check
number46%Check
Show more keywords and terms

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