Monitor.noaa.gov - SEO Checker

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Overview of the SEO Check
Meta information
76% 
Page quality
86% 
Page structure
100% 
Link structure
86% 
Server
80% 
External factors
100% 
SEO Score
Response time
0.48 s
File size
24.40 kB
Words
572
Media files
12
Number of links
67 internal / 14 external

Task list of SEO Improvements

Meta specifications

Title
(Critically important)
Monitor National Marine Sanctuary
The length of the page title is perfect. (308 pixels out of 580 max pixel length)
There are no duplicate words in the title
Meta description
(Critically important)
Monitor National Marine Sanctuary is the first national marine sanctuary ever designated in the United States. It protects the wreck of the famed Civil War ironclad USS Monitor.
The meta description is too long: 1080 pixels from max. 1000 pixels. Optimize description
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)
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 character encoding is not specified in the HTTP header.
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)
No favicon is linked in the HTML code.

Meta tags

NameValue
viewportwidth=device-width, initial-scale=1
keywordsamerican samoa, island, sanctuary, sanctuaries, oceans, marine life, whales, shark, coral, kelp, underwater parks, coast, chart, navigation, NOAA, National Oceanic and Atmospheric Administration, sea, Pacific, Ocean, beach, oceans, seas, beaches, reef, coral, wave, waves, climate, surf, ship, ships, boat, boats
descriptionMonitor National Marine Sanctuary is the first national marine sanctuary ever designated in the United States. It protects the wreck of the famed Civil War ironclad USS Monitor.
langen
X-UA-CompatibleIE=edge
charsetutf-8

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Page quality

Content
(Critically important)
This page contains 572 words. That's ok.
30.6% 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.
8 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 23.56 words is good.
Frames
(Critically important)
This page does not use a frameset.
Mobile optimization
(Somewhat important)
No Apple touch icon is specified.
This page loads 9 JavaScript files. This may affect the load time negatively.
A viewport "width=device-width, 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 11 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
...r-national-marine-sanctuary-logo-600.pngmonitor national marine sanctuary whale tail logo
...media/img/logos/onms-logo-no-text-74.pngnational marine sanctuaries logo
...s.noaa.gov/media/img/logos/noaa-logo.pngNational Oceanic and Atmospheric Administration logo
...ploration-of-uss-monitor-border-1280.jpgshark swimming over the wreck of the uss monitor
/media/models/gun-tool-shot-tongs-850.gifwrought iron shot tongs
...523-monitor-engine-conservation-1000.jpgpeople working on the uss monitor engine
...uary-nc-webinar-mirjam-p.-spaar-1000.jpgPerson watching a NOAA webinar entitled We Rescued the Monitor after visiting Monitor National Marine Sanctuary.
...ational-marine-sanctuary-poster-1200.jpgMonitor poster drawing of the wreck of the Monitor, a lantern from the Monitor, a diver, fish and an rov
...a.gov/media/maps/nms-system-map-1000.jpgnational marine Sanctuary system map
/media/img/social/facebook.pngfacebook logo
/media/img/social/twitter.pngtwitter logo
Video URLWidthHeight
/media/videos/monitor-header.mp4

Page structure

H1 heading
(Critically important)
Monitor National Marine Sanctuary
The H1 heading is perfect.
Headings
(Important)
The heading structure is perfect.

Heading structure

Heading levelContent
H1 Monitor National Marine Sanctuary
H2 50th Anniversary Celebrations
H2 Exploration of the USS Monitor
H2 USS Monitor Virtual Artifact Collection
H2 USS Monitor Artifact Conservation
H2 Submerged NC Webinar Series
H2 Monitor National Marine Sanctuary Poster
H2 National Marine Sanctuary System
H3 August 27, 2023
H3 March 9, 2024
H3 January 30, 2025
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://monitor.noaa.gov/IMG-ALT national marine sanctuaries logo
https://www.noaa.gov/External Subdomain IMG-ALT National Oceanic and Atmospheric Administration logo
https://monitor.noaa.gov/Monitor National Marine Sanctuary
https://monitor.noaa.gov/Home
https://monitor.noaa.gov/about/About
https://monitor.noaa.gov/about/Overview
/about/history.htmlHistory of USS Monitor
/about/discovery.htmlDiscovery & Designation
/about/expeditions.htmlExpeditions
/about/conservation.htmlConservation
/about/contact.htmlStaff & Contact
/about/partners.htmlPartners
/about/sanctuary-map.htmlSanctuary Map
https://monitor.noaa.gov/visit/Visit
https://monitor.noaa.gov/visit/Text duplicate Overview
/visit/directions.htmlDirections
/visit/visitor-centers.htmlVisitor Center & Partner Exhibits
/visit/places.htmlPlaces to Go
/visit/weather.htmlWeather & Data Buoy
https://monitor.noaa.gov/news/News
https://monitor.noaa.gov/news/Text duplicate News
/news/archive.htmlNews Archives
/news/media.htmlFor Media
/news/newsletter.htmlNewsletter
/management/Manage
/management/Text duplicate Overview
/management/2013-plan.htmlManagement Plan
/advisory/Advisory Council
/management/regulations.htmlRegulations
/management/permitting.htmlPermitting
/management/enforcement.htmlEnforcement
https://monitor.noaa.gov/science/Science
https://monitor.noaa.gov/science/Text duplicate Overview
/science/uss-monitor.htmlUSS Monitor
/science/world-war-1-diamond-s...WWI
/science/world-war-2-battle-of...WWII
/shipwrecks/Shipwrecks
/education/Learn
/education/Text duplicate Overview
/education/students.htmlStudents
/education/teachers.htmlTeachers
/involved/Get Involved
/involved/Text duplicate Overview
/advisory/Text duplicate Advisory Council
https://monitor.noaa.gov/gallery/Multimedia
/shipwrecks/uss_monitor.htmlExploration of the USS Monitor
/shipwrecks/uss_monitor.htmlIMG-ALT shark swimming over the wreck of the uss monitor
/shipwrecks/uss_monitor.htmlText duplicate USS Monitor
/artifacts/USS Monitor Virtual Artifact Collection
/artifacts/IMG-ALT wrought iron shot tongs
/artifacts/virtual collection
/about/conservation.htmlUSS Monitor Artifact Conservation
/about/conservation.htmlIMG-ALT people working on the uss monitor engine
/gallery/webinars.htmlSubmerged NC Webinar Series
/gallery/webinars.htmlIMG-ALT Person watching a NOAA webinar entitled We Rescued the Monitor after visiting Monitor National Marine Sanctuary.
https://sanctuaries.noaa.gov/p...External Subdomain Monitor National Marine Sanctuary Poster
https://sanctuaries.noaa.gov/p...External Subdomain IMG-ALT Monitor poster drawing of the wreck of the Monitor, a lantern from the Monitor, a diver, fish and an rov
https://sanctuaries.noaa.gov/External Subdomain National Marine Sanctuary System
https://monitor.noaa.gov/Text duplicate Home
https://monitor.noaa.gov/about/Text duplicate About
https://monitor.noaa.gov/visit/Text duplicate Visit
https://monitor.noaa.gov/news/Text duplicate News
https://monitor.noaa.gov/manage/Text duplicate Manage
https://monitor.noaa.gov/science/Text duplicate Science
/shipwrecks/Text duplicate Shipwrecks
/education/Text duplicate Learn
/involved/Text duplicate Get Involved
https://monitor.noaa.gov/gallery/Text duplicate Multimedia
/about/contact.htmlContact Us
https://sanctuaries.noaa.gov/a...External Subdomain Accessibility
https://sanctuaries.noaa.gov/d...External Subdomain Disclaimer
https://www.noaa.gov/organizat...External Subdomain Information Quality
https://www.noaa.gov/informati...External Subdomain Freedom of Information Act
/privacypolicy.htmlPrivacy Policy
/survey.htmlUser Survey
https://sanctuaries.noaa.gov/External Subdomain Office of National Marine Sanctuaries
https://oceanservice.noaa.gov/External Subdomain National Ocean Service
http://www.noaa.gov/External Subdomain NOAA
https://www.commerce.gov/External Subdomain Department of Commerce
https://www.facebook.com/NOAA-...External Subdomain IMG-ALT facebook logo
https://twitter.com/MonitorNMSExternal IMG-ALT twitter logo

Server configuration

HTTP redirects
(Critically important)
This page redirects to "https://monitor.noaa.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 0.48 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.
This page loads 4 CSS files. This may affect the page load time negatively.
This page loads 9 JavaScript files. This may affect the load time negatively.
The file size of the HTML document is fine (24 kB).

HTTP Response Header

NameValue
dateThu, 26 Jun 2025 13:02:07 GMT
content-typetext/html
content-length8014
connectionkeep-alive
access-control-allow-origin*
content-encodinggzip
varyAccept-Encoding
strict-transport-securitymax-age=31536000
arr-disable-session-affinityTrue
x-content-type-optionsNOSNIFF
x-frame-optionssameorigin
x-permitted-cross-domain-policiesmaster-only
x-xss-protection1; mode=block
statuscode200
http_versionHTTP/1.1

External factors

This website has excellent links from other websites.
This page has backlinks from 93 referring domains.
This page has 327 backlinks.
This page has backlinks from 85 different ip addresses.

Links from Wikipedia

No links from Wikipedia were found.

Robots.txt

# robots.txt for monitor.nos.noaa.gov
User-agent: *
Disallow:

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monitor.noaa.gov
Monitor National Marine Sanctuary
Monitor National Marine Sanctuary is the first national marine sanctuary ever designated in the United States. It protects the wreck of the famed Civil War ironclad USS Monitor.

Most important keywords

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

KeywordResultRecheck
Monitor90%Check
Monitor National86%Check
Monitor National Marine85%Check
Monitor National Marine Sanctuary84%Check
Marine81%Check
National81%Check
Sanctuary81%Check
National Marine81%Check
Marine Sanctuary81%Check
National Marine Sanctuary81%Check
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