Gps.gov - SEO Checker

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Overview of the SEO Check
Meta information
90% 
Page quality
90% 
Page structure
100% 
Link structure
85% 
Server
45% 
External factors
100% 
SEO Score
Response time
0.21 s
File size
25.30 kB
Words
631
Media files
8
Number of links
175 internal / 7 external

Task list of SEO Improvements

Meta specifications

Title
(Critically important)
GPS: The Global Positioning System
The length of the page title is perfect. (329 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. (608 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)
The average number of words per sentence of 8.17 words is low.
This page contains 631 words. That's ok.
20.6% 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.
3 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.
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 13 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
https://www.gps.gov/parts/pnt.pngPNT logo
https://www.gps.gov/parts/NOAA.pngNOAA logo

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
H2 Resilience Through Responsible Use of PNT
H2 Report/Lookup GPS Service Disruptions
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 7 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
/governance/advisory/PNT advisory board, Apr 2024
/cgsic/meetings/2023/CGSIC Denver 2023
https://www.gps.gov/technical/Technical documentation
/technical/icwg/meetings/2023/Public ICWG, Sep 2023
/technical/prn-codes/PRN assignments, Apr 2023
https://www.navcen.uscg.gov/gp...New window External Subdomain GPS III antenna patterns (USCG.gov)
/technical/icwg/ICD uprevisions, Aug 2022
https://www.gps.gov/news/Text duplicate News Items
https://www.federalregister.go...New window External Subdomain PNT Advisory Board to convene Apr 24-25 in Colorado Springs
A-TITLE Open in a separate window
https://www.federalregister.go...New window External Subdomain PNT Advisory Board to convene December 6-7 in Houston, TX
A-TITLE Open in a separate window
https://www.dhs.gov/science-an...New window External Subdomain DHS Invites Critical Infrastructure Owners and Operators to GPS Spoofing Test Event
A-TITLE Open in a separate window
https://www.federalregister.go...New window External Subdomain PNT Advisory Board to convene May 3-4 in Annapolis, MD
A-TITLE Open in a separate window
https://www.gps.gov/new/New Additions to GPS.gov
/governance/advisory/meetings/...Subdomain Dec 2023 advisory board minutes (PDF)
/governance/advisory/recommend...Subdomain ESG response to advisory board (PDF)
/governance/advisory/members/c...Subdomain Bryan Chan
/governance/advisory/members/s...Subdomain Logan Scott
/governance/advisory/members/s...Subdomain William Shelton
/governance/advisory/meetings/...Subdomain Dec 2023 advisory board meeting
https://www.gps.gov/resilience/Resilience Through Responsible Use of PNT
https://www.gps.gov/support/user/Report/Lookup GPS Service Disruptions
https://www.gps.gov/congress/For Legislative Staff
https://www.gps.gov/students/For Students & Teachers
https://www.gps.gov/English
https://www.gps.gov/spanish.phpespañol
https://www.gps.gov/french.phpfrançais
https://www.gps.gov/chinese.phpText duplicate 中文
https://www.gps.gov/arabic.phpText duplicate عربي
/governance/excom/IMG-ALT PNT logo
https://www.noaa.gov/New window External Subdomain IMG-ALT NOAA logo
/support/contact/Contact us / Tell us what you think of this website
https://www.noaa.gov/protectin...New window External Subdomain Privacy policy

Server configuration

HTTP redirects
(Critically important)
This page redirects to "https://www.gps.gov/"
HTTP header
(Important)
The HTML page should be transferred using GZip compression.
No X-Powered HTTP header is sent.
Performance
(Somewhat important)
The page response time is excellent with 0.21 seconds.
The file size of the HTML document is fine (25 kB).

HTTP Response Header

NameValue
content-typetext/html; charset=UTF-8
dateFri, 19 Apr 2024 01:15:42 GMT
serverApache
strict-transport-securitymax-age=31536000
x-cacheHit from cloudfront
via1.1 f797fc0ae68a3abc35e081e46174c9f2.cloudfront.net (CloudFront)
x-amz-cf-popFRA2-C1
x-amz-cf-idIqwK2PQSaqmARTYR6g8OT95tyDCDOv0A7mUFHNw39jJ8HXKI3gSHjQ==
age742
statuscode200
http_versionHTTP/2

External factors

Blacklists
(Nice to have)
This website is not classified "for adult only".
This page is referenced by wikipedia.
This website has excellent links from other websites.
This page has backlinks from 6,754 referring domains.
This page has 330,398 backlinks.
This page has backlinks from 3,652 different ip addresses.
Facebook popularity
(Somewhat important)
The page has 0 shares and comments on Facebook.

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
GPS93%Check
System75%Check
Global Positioning System74%Check
Positioning73%Check
Global73%Check
GPS Devices64%Check
GPS Service64%Check
GPS Jamming63%Check
GOV62%Check
information46%Check
Show more keywords and terms

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