Gps.gov - SEO Checker

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Overview of the SEO Check
Meta information
90% 
Page quality
54% 
Page structure
100% 
Link structure
86% 
Server
88% 
External factors
100% 
SEO Score
Response time
0.66 s
File size
20.70 kB
Words
489
Media files
6
Number of links
160 internal / 1 external

Task list of SEO Improvements

Meta specifications

Title
(Critically important)
GPS: The Global Positioning System
The length of the page title is perfect. (328 pixels out of 580 max pixel length)
There are no duplicate words in the title
Meta description
(Critically important)
Official U.S. government information about the Global Positioning System (GPS) and related topics
The length of the meta description is perfect. (606 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: United States of America
The following language is defined by HTML: en
Alternate/Hreflang Links
(Somewhat important)
The alternate link to the page itself is missing.
An alternate link incorrectly contains an URL with a relative path.
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 XHTML 1.0 Transitional is set correctly.
The doctype is placed at first in the HTML code.
Favicon
(Nice to have)
No favicon is linked in the HTML code.

Meta tags

NameValue
viewportinitial-scale=1
descriptionOfficial U.S. government information about the Global Positioning System (GPS) and related topics
keywordsGlobal Positioning System, GPS, Global Satellite Navigation System, GNSS, Space-Based Positioning Navigation and Timing, PNT, satellite navigation, satnav, United States Government
google-site-verificationnhnlvGGYxmRl9wCslQuPMK6_IegfzLzpwHjfkmqiL2E
msvalidate.012A47E8138CDD88365925BCB80B7DA4F1
langen
Content-Typetext/html; charset=UTF-8

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Page quality

Content
(Critically important)
Only 2 paragraph/s was/were found on this page.
There are only 489 words on this page. Good pages should have about 800 words of useful content.
18.8% of the text are stop words.
Keywords used in the page title are also used in the page content. That's good!
Words from the H1 heading are used in the page content.
The page contains a listing, which indicates a good text layout.
No placeholders texts or images were found.
There are no duplicates on the site.
The average number of words per sentence of 9.8 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" is provided.
Bold and strong tags
(Somewhat important)
The usage of strong and bold tags is perfect. We recommend the use of up to 10 tags for this page.
Image SEO
(Somewhat important)
Alt text (alternative text) is correctly used on all found images.
Social Networks
(Nice to have)
There are only a few social sharing widgets on the page. Make your website popular in social networks with social sharing widgets.
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
https://www.gps.gov/parts/usaflag.gifU.S. flag
/support/user/mapfix/map-with-pin.jpgStreet map with pin marker
/systems/gps/status/icon200x120.jpgConstellation
/multimedia/poster/icon200x120.jpgDiagram
/news/2013/03/visorcard/lowclearance.jpgHighway sign: DANGER LOW CLEARANCE
/spectrum/jamming/icon200x120.jpgPrivacy jammer with prohibited symbol over it

Page structure

H1 heading
(Critically important)
GPS: The Global Positioning System
The H1 heading is perfect.
Headings
(Important)
The heading structure is perfect.

Heading structure

Heading levelContent
H1 GPS: The Global Positioning System
H2 How to Correct Your Address in GPS Devices, Apps, & Online Maps
H2 Common Questions
H2 Featured Content
H2 What's Hot for Pros
H2 News Items
H2 New Additions to GPS.gov
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 1 external links on this page.

Found links on this page

LinkAttributesAnchor text
https://www.gps.gov/Anchor Skip to content
https://www.gps.gov/Subdomain GPS.GOV
A-TITLE Go to homepage
https://www.gps.gov/Home
https://www.gps.gov/General Public
https://www.gps.gov/Professionals
https://www.gps.gov/congress/Legislative Staff
https://www.gps.gov/students/Students & Teachers
https://www.gps.gov/spanish.phpEspañol
https://www.gps.gov/french.phpFrançais
https://www.gps.gov/chinese.php中文
https://www.gps.gov/arabic.phpعربي
https://www.gps.gov/new/What's New
https://www.gps.gov/news/News Items
/multimedia/videos/Video Messages
/multimedia/launchvideosLaunch Videos
/multimedia/presentations/Presentations
https://www.gps.gov/new/Calendar of Events
/congress/newsletter/Congressional Newsletter
/support/website/history/Website Updates
https://www.gps.gov/systems/Systems
https://www.gps.gov/systems/gps/GPS Overview
/systems/gps/space/Space Segment
/systems/gps/control/Control Segment
/systems/gps/control/OCX/OCX
/systems/gps/control/OCX-mitig...OCX Risk Mitigations
/systems/gps/control/AEP/AEP
/systems/gps/control/LADO/LADO
/systems/gps/control/L-AII/L-AII
/systems/gps/performance/Performance
/systems/gps/performance/Performance Reports
/systems/gps/performance/accur...Accuracy
/systems/gps/modernization/Modernization
/systems/gps/space/Text duplicate Space Segment
/systems/gps/control/Text duplicate Control Segment
/systems/gps/modernization/civ...New Civil Signals
/systems/gps/modernization/cnav/CNAV Message
/systems/gps/modernization/sa/Selective Availability
https://www.gps.gov/technical/Technical Documentation
/technical/icwg/Interface Specifications
https://www.gps.gov/technical/ps/Performance Standards
https://www.gps.gov/technical/Federal Radionavigation Plan
/technical/prn-codes/PRN Code Assignments
https://www.gps.gov/technical/Antenna Patterns
/technical/codeless/Codeless/Semi-Codeless GPS Access Commitments
/technical/sscwg/Simulator Working Group
/systems/augmentations/Augmentation Systems
https://www.gps.gov/systems/gnss/Other GNSS
/policy/cooperation/International Cooperation
/spectrum/foreign/Use of Foreign Signals
https://www.gps.gov/applications/Applications
/applications/agriculture/Agriculture
/applications/aviation/Aviation
/applications/environment/Environment
/applications/marine/Marine
/applications/safety/Public Safety & Disaster Relief
/applications/rail/Rail
/applications/recreation/Recreation
/applications/roads/Roads & Highways
/applications/space/Space
/applications/survey/Surveying & Mapping
/applications/timing/Timing
https://www.gps.gov/governance/Governance
https://www.gps.gov/policy/Policy & Law
https://www.gps.gov/policy/U.S. Policy Overview
https://www.gps.gov/policy/docs/Major Policy Documents
/policy/legislation/Legislation
/governance/excom/Organization
/governance/excom/National Executive Committee
/governance/agencies/Federal Agencies
/governance/excom/nco/National Coordination Office
/governance/advisory/Advisory Board
https://www.gps.gov/cgsic/Civil GPS Service Interface Committee
/policy/funding/Program Funding
/policy/funding/2023/FY 2023
/policy/funding/2022/FY 2022
/policy/funding/2021/FY 2021
/policy/funding/FY 2009-2020
https://www.gps.gov/congress/Congress
/policy/legislation/Text duplicate Legislation
/congress/newsletter/Newsletter
/congress/hearings/Hearings
/congress/reports/Reports to Congress
/policy/cooperation/Text duplicate International Cooperation
/policy/cooperation/Australia
/policy/cooperation/China
/policy/cooperation/Europe
/policy/cooperation/India
/policy/cooperation/Japan
/policy/cooperation/Korea
/policy/cooperation/Russia
/policy/cooperation/United Kingdom
/policy/cooperation/ICG
/policy/cooperation/ICAO, IMO, Etc.
https://www.gps.gov/spectrum/Spectrum & Interference
/spectrum/jamming/GPS Jamming
https://www.gps.gov/spectrum/ABC/Adjacent Band Compatibility
/spectrum/ligado/Ligado and GPS
/spectrum/foreign/Use of Foreign RNSS Signals
https://www.gps.gov/resilience/PNT Resilience
/policy/privacy/Privacy
https://www.gps.gov/multimedia/Multimedia
/multimedia/videos/Text duplicate Video Messages
/multimedia/launchvideos/Text duplicate Launch Videos
/multimedia/images/Image Library
/multimedia/presentations/Text duplicate Presentations
/multimedia/presentations/2023/2023
/multimedia/presentations/2022/2022
/multimedia/presentations/2021/2021
/multimedia/presentations/2020/2020
/multimedia/presentations/2019 & earlier
/multimedia/exhibits/Exhibits
/multimedia/exhibits/smithsonian/Smithsonian Time and Navigation
/multimedia/poster/Poster
/multimedia/handouts/Handouts
/multimedia/tutorials/trilater...Tutorials
https://www.gps.gov/support/Support
https://www.gps.gov/support/faq/Frequently Asked Questions
/support/user/mapfix/Address, Route, & Map Problems
https://www.gps.gov/support/user/Service Outages & Status Reports
/spectrum/jamming/Text duplicate GPS Jamming
https://www.gps.gov/resilience/Text duplicate PNT Resilience
/support/user/rollover/GPS Week Rollover
https://www.gps.gov/cgsic/Civil GPS Service Interface Committee (CGSIC)
/cgsic/meetings/Meetings
/cgsic/international/International Info Subcomm
https://www.gps.gov/cgsic/timing/Timing Subcomm
https://www.gps.gov/cgsic/smg/Surveying, Mapping, & Geo-Sciences Subcomm
https://www.gps.gov/technical/Text duplicate Technical Documentation
/technical/icwg/Text duplicate Interface Specifications
https://www.gps.gov/technical/ps/Text duplicate Performance Standards
https://www.gps.gov/technical/Text duplicate Federal Radionavigation Plan
/technical/prn-codes/Text duplicate PRN Code Assignments
https://www.gps.gov/technical/Text duplicate Antenna Patterns
/technical/codeless/Text duplicate Codeless/Semi-Codeless GPS Access Commitments
/support/links/External Links
/support/website/About This Website
/support/contact/Contact Us
/support/user/mapfix/Report your issue to the software providers
https://www.gps.gov/support/faq/Common Questions
/support/user/mapfix/How do I add or correct my address in GPS devices, apps, and maps?
/support/user/mapfix/truck-tra...What can I do about trucks driving through my neighborhood?
https://www.gps.gov/support/user/How do I report GPS service outages?
https://www.gps.gov/support/faq/Can GPS help me find my lost phone?
/multimedia/poster/How does GPS work?
/systems/gps/performance/accur...How accurate is GPS?
https://www.gps.gov/support/faq/How vulnerable is GPS to malicious jamming?
https://www.gps.gov/systems/gps/What is GPS?
IMG-ALT Constellation
/multimedia/poster/How GPS Works
IMG-ALT Diagram
/news/2013/03/visorcard/Truckers: Don't Use Consumer GPS Devices!
IMG-ALT Highway sign: DANGER LOW CLEARANCE
/spectrum/jamming/GPS Jamming is Illegal
IMG-ALT Privacy jammer with prohibited symbol over it
https://www.gps.gov/technical/Technical documentation
/technical/icwg/meetings/2025/Proposed IS changes - Comments due Mar 21
/technical/icwg/Interface revision notices, Jan 2024
/technical/prn-codes/PRN assignments, Apr 2023
/systems/gps/performance/2022 GPS performance analysis
https://www.navcen.uscg.gov/gp...New window External Subdomain GPS III antenna patterns (USCG.gov)
/multimedia/presentations/Recent presentations
/governance/advisory/meetings/...PNT advisory board, Dec 2024
/cgsic/meetings/2024/CGSIC Baltimore 2024
https://www.gps.gov/news/Text duplicate News Items
https://www.gps.gov/new/New Additions to GPS.gov

Server configuration

HTTP redirects
(Critically important)
This page redirects to "https://www.gps.gov/"
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 of 0.66 seconds is longer than the recommended limit of 0.4 seconds. A high response time unnecessarily slows down search engine crawling and results in bad user experience as well.
The file size of the HTML document is fine (21 kB).

HTTP Response Header

NameValue
content-typetext/html; charset=UTF-8
content-length5938
dateTue, 22 Jul 2025 00:21:34 GMT
serverApache
content-encodinggzip
strict-transport-securitymax-age=31536000
varyAccept-Encoding
x-cacheHit from cloudfront
via1.1 b1c64361268fcbad3c03abbe37eb5cfa.cloudfront.net (CloudFront)
x-amz-cf-popFRA60-P4
x-amz-cf-idRIp8Pu5jW-oZIsVFY1qFe4yC3CPDJuYFfGjMk3yYqeujNQx1UpBP8w==
age142
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 1,989 referring domains.
This page has 22,681 backlinks.
This page has backlinks from 1,073 different ip addresses.

Links from Wikipedia

You can find more links using Wikipedia search

Robots.txt

User-agent: *
Disallow:

sitemap: https://www.gps.gov/sitemap.xml

Similar sites

Search preview

www.gps.gov
GPS: The Global Positioning System
Official U.S. government information about the Global Positioning System (GPS) and related topics

Most important keywords

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

KeywordResultRecheck
GPS95%Check
System75%Check
Global Positioning System74%Check
Global73%Check
Positioning73%Check
GPS Devices68%Check
GPS Jamming67%Check
GPS Service66%Check
GOV62%Check
government46%Check
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