Website review waqi.info
World's Air Pollution: Real-time Air Quality Index
Generated on March 09 2026 12:48 PM
Old data? UPDATE !
The score is 64/100
SEO Content
Title
World's Air Pollution: Real-time Air Quality Index
Length : 50
Perfect, your title contains between 10 and 70 characters.
Description
How polluted is the air today? Check out the real-time air pollution map, for more than 80 countries.
Length : 101
Great, your meta description contains between 70 and 160 characters.
Keywords
World Air Quality Index in real-time, World's Air Pollution, Real-time Air Quality Index, Small particles, Large particles, Ozone, Pollutant, Nitrogen Dioxyde, Sulfur Dioxyde, Carbon Monxyde, Air Quality Index, Air Quality Forecast, Air Quality Observations, Health Implications, World Air Quality Index in real-time
Good, your page contains meta keywords.
Og Meta Properties
Good, your page take advantage of Og Properties.
| Property | Content |
|---|---|
| title | World's Air Pollution: Real-time Air Quality Index |
| description | How polluted is the air today? Check out the real-time air pollution map, for more than 80 countries. |
| image | https://waqi.info/images/worldmap.png |
| image:width | 1200 |
| image:height | 630 |
| site_name | waqi.info |
| url | https://waqi.info/ |
| type | website |
Headings
| H1 | H2 | H3 | H4 | H5 | H6 |
| 5 | 5 | 0 | 0 | 0 | 0 |
- [H1] Can not find your city on the map?
- [H1] air quality rankings by country
- [H1] About the World Air Quality Index project
- [H1] Translations
- [H1] Usage Notice
- [H2] How to use this web application
- [H2] Air Quality Index (AQI) Calculation
- [H2] Further information and links
- [H2] Credits
- [H2] Air Quality Scale
Images
We found 108 images on this web page.
Good, most or all of your images have alt attributes.
Text/HTML Ratio
Ratio : 11%
This page's ratio of text to HTML code is below 15 percent, this means that your website probably needs more text content.
Flash
Perfect, no Flash content has been detected on this page.
Iframe
Great, there are no Iframes detected on this page.
SEO Links
URL Rewrite
Good. Your links looks friendly!
Underscores in the URLs
Perfect! No underscores detected in your URLs.
In-page links
We found a total of 12 links including 0 link(s) to files
| Anchor | Type | Juice |
|---|---|---|
| - | External | Passing Juice |
| WAQI.info: World Air Quality Index | External | Passing Juice |
| worldwide EPA list | External | Passing Juice |
| US EPA standard | External | Passing Juice |
| Instant Cast | External | Passing Juice |
| World Air Quality Index | External | Passing Juice |
| leaflet | External | Passing Juice |
| https://www.maxmind.com | External | Passing Juice |
| LocationIQ.com | External | Passing Juice |
| Freepik | External | Passing Juice |
| www.flaticon.com | External | Passing Juice |
| CC 3.0 BY | External | Passing Juice |
SEO Keywords
Keywords Cloud
unhealthy real-time air index more quality health pollution exertion data
Keywords Consistency
| Keyword | Content | Title | Keywords | Description | Headings |
|---|---|---|---|---|---|
| air | 35 |  |
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| quality | 22 | |
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| pollution | 13 | |
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| more | 10 | |
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| index | 9 | |
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Usability
Url
Domain : waqi.info
Length : 9
Favicon
Great, your website has a favicon.
Printability
We could not find a Print-Friendly CSS.
Language
Good. Your declared language is en.
Dublin Core
This page does not take advantage of Dublin Core.
Document
Doctype
HTML 5
Encoding
Perfect. Your declared charset is UTF-8.
W3C Validity
Errors : 0
Warnings : 0
Email Privacy
Warning! At least one email address has been found in the plain text. Use free antispam protector to hide email from spammers.
Deprecated HTML
| Deprecated tags | Occurrences |
|---|---|
| <center> | 20 |
Deprecated HTML tags are HTML tags that are no longer used. It is recommended that you remove or replace these HTML tags because they are now obsolete.
Speed Tips
|
Attention! Try to avoid nested tables in HTML. |
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Too bad, your website is using inline styles. |
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Great, your website has few CSS files. |
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Perfect, your website has few JavaScript files. |
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Perfect, your website takes advantage of gzip. |
Mobile
Mobile Optimization
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Apple Icon |
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Meta Viewport Tag |
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Flash content |
Optimization
XML Sitemap
Missing
Your website does not have an XML sitemap - this can be problematic.
A sitemap lists URLs that are available for crawling and can include additional information like your site's latest updates, frequency of changes and importance of the URLs. This allows search engines to crawl the site more intelligently.
Robots.txt
https://waqi.info/robots.txt
Great, your website has a robots.txt file.
Analytics
Great, your website has an analytics tool.
Google Analytics |
PageSpeed Insights
Device
Categories
Free SEO Testing Tool
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