Uk-air.defra.gov.uk - SEO Checker

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Overview of the SEO Check
Meta information
79% 
Page quality
78% 
Page structure
58% 
Link structure
25% 
Server
91% 
External factors
100% 
SEO Score
Response time
0.12 s
File size
70.20 kB
Words
713
Media files
27
Number of links
68 internal / 10 external

Task list of SEO Improvements

Meta specifications

Title
(Critically important)
Home - DEFRA UK Air - GOV.UK
The length of the page title is perfect. (296 pixels out of 580 max pixel length)
There are no duplicate words in the title
Meta description
(Critically important)
The meta description is missing.
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)
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

NameValue
viewportwidth=device-width, initial-scale=1.0
theme-color#005ea5
DC.TitleHome- Defra, UK
DC.Date.createdEmpty
DC.Date.modified2015-10-12
eGMS.Subject.CategoryEnvironmental protection
DC.Subject.keywordEmpty
DC.DescriptionEmpty
DC.PublisherDepartment for Environment, Food and Rural Affairs (Defra), Nobel House, 17 Smith Square, London SW1P 3JR helpline@defra.gsi.gov.uk
DC.CreatorDepartment for Environment, Food and Rural Affairs (Defra) webmaster@defra.gsi.gov.uk
DC.Formattext/html
DC.Languageeng
DC.CoverageUK; United Kingdom
DC.Rights.copyrightCrown Copyright http://www.opsi.gov.uk/advice/index.htm
langen
Content-Typetext/html; charset=UTF-8
X-UA-Compatibleie=edge
PICS-Label(pics-1.1 "http://www.icra.org/ratingsv02.html" comment "ICRAonline v2.0" l gen true for "http://www.defra.gov.uk" r (nz 1 vz 1 lz 1 oz 1 cz 1) "http://www.rsac.org/ratingsv01.html" l gen true for "http://www.defra.gov.uk" r (n 0 s 0 v 0 l 0))

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Page quality

Content
(Critically important)
There are 2 text duplicates on this page:
  • Duplicate: There are currently no air pollution alerts issued. This page will upd...
This page contains 713 words. That's ok.
26.2% of the text are stop words.
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.
The average number of words per sentence of 11.33 words is good.
Frames
(Critically important)
This page does not use a frameset.
Mobile optimization
(Somewhat important)
A viewport "width=device-width, initial-scale=1.0" is provided.
At least one Apple touch icon is specified.
Bold and strong tags
(Somewhat important)
The following tag is repeated too often: low
Image SEO
(Somewhat important)
19 images have no alt attribute. The content of alt attributes is used by search engines.
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
/images/theme/king-crest.pngNo alt attribute provided
/images/met_logo.pngMet Office
/images/theme/spinner_load.gifNo alt attribute provided
/images/theme/download_data.pngNo alt attribute provided
/images/theme/article_icon.pngNo alt attribute provided
/images/theme/pollution_forecast_icon.pngNo alt attribute provided
/images/theme/summary_icon.pngNo alt attribute provided
/images/theme/network_map_icon.pngNo alt attribute provided
/images/theme/tools_icon.pngNo alt attribute provided
/images/theme/bar_graph.pngNo alt attribute provided
/images/theme/air_icon.pngNo alt attribute provided
/images/theme/video_icon.pngNo alt attribute provided
/images/theme/tw_icon.pngNo alt attribute provided
/images/theme/rss_icon.pngNo alt attribute provided
/images/theme/rss_icon.pngNo alt attribute provided
/images/theme/rss_icon.pngNo alt attribute provided
/images/theme/ms_icon.pngNo alt attribute provided
/images/theme/ms_icon.pngNo alt attribute provided
/images/theme/emissions_icon.pngNo alt attribute provided
/images/theme/emissions_icon.pngNo alt attribute provided
/images/theme/cover_image.pngEmissions
/images/theme/scottish_gov_logo.png?c=1Scottish government logo
/images/theme/welsh_gov_logo.png?c=2Welsh government logo
...s/theme/environment_agency_logo.png?c=34Environment agency logo
/images/theme/aeb_logo.png?c=36Agriculture environment and rural affairs logo
/images/met_logo.pngThe meteorological office (Met) logo
/images/theme/crest-footer.pngDEFRA department logo

Page structure

H1 heading
(Critically important)
There is no H1 heading specified.
Headings
(Important)
Some headings occur twice on the page.
The structure of headings is missing one or more levels. Do not skip heading levels.
There are 33 headings on the page. The amount of headings should be in a more proper relation to the amount of text.

Heading structure

Heading levelContent
H2 Cookies on https://uk-air.defra.gov.uk
H2 Air pollution alerts
H3 Latest forecast
H3 Measurement summary
H3 Air pollution alerts Duplicate text
H3 Air pollution measurements by local area.
H3 Summary from monitoring sites.
H3 Air pollution forecast by local area
H3 News spotlight
H3 Tools
H3 Accredited Official Statistics
H3 Clean Air Strategy
H3 Information
H3 Stay updated
H3 Data feeds
H3 Measurement summary Duplicate text
H3 UK Air
H3 Emissions
H3 Devolved Administrations & Partners
H3 Main Navigation
H4 Pollution forecast
H4 Latest measurement summary
H4 Monitoring networks map
H4 Data tools
H4 Air quality and emissions statistics (opens in a new tab)
H4 Clean Air Strategy 2019 (opens in a new tab)
H4 Air pollution can affect anyone (opens in a new tab)
H4 Subscribe to mailing list and bulletins
H4 Follow uk-air to get daily forecasts. @DefraUKAir (opens in a new tab)
H4 RSS air quality forecast (opens in a new tab)
H4 RSS latest measure- ments by station (opens in a new tab)
H4 RSS latest measure- ments by zone (opens in a new tab)
H4 UK-AIR Sensor Observation Service
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.
The number of internal links is ok.
None of the anchor texts is too long.
There are 10 external links on this page.

Found links on this page

LinkAttributesAnchor text
/cookiesView cookies
https://uk-air.defra.gov.uk/Anchor Skip to main content
https://www.gov.uk/government/...External Department for Environment, Food & Rural Affairs
https://uk-air.defra.gov.uk/UK AIR Air Information Resource
https://uk-air.defra.gov.uk/Home
/air-pollutionAir Pollution Pollution
https://uk-air.defra.gov.uk/dataData
/networksMonitoring Networks Monitoring
/library/Library
/research/Science & Research Research
https://uk-air.defra.gov.uk/aqmaAQMAS
https://uk-air.defra.gov.uk/scaSCA
https://uk-air.defra.gov.uk/Anchor Air pollution forecast
https://uk-air.defra.gov.uk/Anchor Latest measured air quality Measured air quality
/air-pollution/daqiHealth advice
/air-pollution/daqi?view=more-...What is the Daily Air Quality Index?
/latest/alertsAir pollution alerts
/data/DAQI-regional-dataDownload DAQI regional data
/latest/measurement-summary-mapClick here to get measurement summary with more filters.
/air-pollution/daqiText duplicate Health advice
/air-pollution/daqi?view=more-...Text duplicate What is the Daily Air Quality Index?
/news?view=293Subdomain New monitoring instruments in the national networks (February to April 2025)
/news?view=292Subdomain New monitoring instruments in the national networks (November 2024 to January 2025)
/news?view=291Subdomain New monitoring instruments in the national networks (November 2024)
/forecastingPollution forecast
/latestLatest measurement summary
/interactive-mapMonitoring networks map
/data/toolsData tools
https://www.gov.uk/government/...New window External Air quality and emissions statistics (opens in a new tab)
https://www.gov.uk/government/...New window External Clean Air Strategy 2019 (opens in a new tab)
https://www.youtube.com/watch?...New window External Subdomain Air pollution can affect anyone (opens in a new tab)
/subscribeSubscribe to mailing list and bulletins
https://twitter.com/DefraUKAirNew window External Follow uk-air to get daily forecasts. @DefraUKAir (opens in a new tab)
/assets/rss/forecast.xmlNew window RSS air quality forecast (opens in a new tab)
/assets/rss/current_site_level...New window RSS latest measure- ments by station (opens in a new tab)
/assets/rss/current_region_lev...New window RSS latest measure- ments by zone (opens in a new tab)
/data/about_sosSubdomain UK-AIR Sensor Observation Service
/latest/Measurement summary
/latest/currentlevelsSummary table
/air-pollution/daqiDaily Air Quality Index & health advice about pollution bandings
/about-these-pagesAbout UK-AIR
https://uk-air.defra.gov.uk/newsUK-AIR news
/subscribeText duplicate Subscribe to mailing list and bulletins
https://uk-air.defra.gov.uk/linksRelated links
https://naei.beis.gov.uk/New window External Subdomain National atmospheric emissions inventory (NAEI) (opens in a new tab)
https://ee.ricardo.com/New window External Subdomain Ricardo
A-TITLE Ricardo Energy & Environment.
https://uk-air.defra.gov.uk/Text duplicate Home
/air-pollutionText duplicate Air Pollution Pollution
https://uk-air.defra.gov.uk/dataText duplicate Data
/networksText duplicate Monitoring Networks Monitoring
/library/Text duplicate Library
/research/Text duplicate Science & Research Research
https://uk-air.defra.gov.uk/aqmaText duplicate AQMAS
https://uk-air.defra.gov.uk/scaText duplicate SCA
/cookiesCookies policy
/accessibilityAccessibility statement
/about-these-pagesTerms & conditions
https://uk-air.defra.gov.uk/newsNews & Events
https://www.gov.uk/government/...New window External Jobs (opens in a new tab)
/privacyPrivacy
https://www.gov.uk/helpExternal Help
https://www.gov.uk/government/...New window External Anchor Contact us (opens in a new tab)
/latest/measurement-summary-ma...A-TITLE Highland
/latest/measurement-summary-ma...A-TITLE North East Scotland
/latest/measurement-summary-ma...A-TITLE Central Scotland
/latest/measurement-summary-ma...A-TITLE Scottish Borders
/latest/measurement-summary-ma...A-TITLE Northern Ireland
/latest/measurement-summary-ma...A-TITLE North West & Merseyside
/latest/measurement-summary-ma...A-TITLE North East
/latest/measurement-summary-ma...A-TITLE Yorkshire & Humberside
/latest/measurement-summary-ma...A-TITLE East Midlands
/latest/measurement-summary-ma...A-TITLE West Midlands
/latest/measurement-summary-ma...A-TITLE South Wales
/latest/measurement-summary-ma...A-TITLE South West
/latest/measurement-summary-ma...A-TITLE South East
/latest/measurement-summary-ma...A-TITLE Eastern
/latest/measurement-summary-ma...A-TITLE Greater London
/latest/measurement-summary-ma...A-TITLE North Wales

Server configuration

HTTP redirects
(Critically important)
This page redirects to "https://uk-air.defra.gov.uk/"
HTTP header
(Important)
The web server version is sent within the HTTP header.
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 excellent with 0.12 seconds.
The file size of the HTML document is fine (70 kB).

HTTP Response Header

NameValue
dateSat, 14 Jun 2025 11:36:52 GMT
content-typetext/html; charset=UTF-8
varyAccept-Encoding
serverBunnyCDN-DE1-1082
cdn-pullzone2040020
cdn-uidd09c614c-17d2-4047-9853-c4fc328028f7
cdn-requestcountrycodeDE
cache-controlpublic, max-age=60
strict-transport-securitymax-age=15724800; includeSubDomains
cdn-proxyver1.29
cdn-requestpullsuccessTrue
cdn-requestpullcode200
cdn-cachedat06/14/2025 11:36:52
cdn-edgestorageid1081
cdn-requestid5dc59eb16590a5a7c8641e7ae512b08d
cdn-cacheEXPIRED
cdn-status200
cdn-requesttime0
content-encodingbr
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 634 referring domains.
This page has 24,434 backlinks.
This page has backlinks from 448 different ip addresses.

Links from Wikipedia

You can find more links using Wikipedia search

Robots.txt

# All robots will spider the domain
User-agent: *

# Disallow directories
Disallow: /assets/downloads/
Disallow: /datastore/
Disallow: /assets/weekly_graphs/
Disallow: /assets/graphs/
Disallow: /assets/naplots/
Disallow: /data-providers/
Disallow: /forecasting/locations

# Disallow interactive data sections
# to stop bots hammering the databases
Disallow: /data/data_selector
Disallow: /data/exceedence
Disallow: /data/data-availability
Disallow: /data/DAQI-regional-data
Disallow: /data/non-auto-data
Disallow: /data/gis-mapping
Disallow: /data/openair
Disallow: /data/laqm-background-maps
Disallow: /data/ozone-data
Disallow: /data/uv-data
Disallow: /data/uv-index-graphs

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uk-air.defra.gov.uk
Home - DEFRA UK Air - GOV.UK

Most important keywords

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

KeywordResultRecheck
AIR62%Check
UK AIR62%Check
DEFRA UK Air60%Check
uk-air54%Check
Air Pollution51%Check
Air Quality50%Check
Data49%Check
summary49%Check
Measurement summary48%Check
Air pollution forecast48%Check
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