Page Authority Authority 56%

Moz Rank 5.6/10

Bounce Rate Rate 0%

Charset Encoding

Title Tag 50 Characters

Meta Description 48 Characters

Effective URL 16 Characters

Excerpt Page content

Meta Keywords 17 Detected

Beijing PM2.5 Beijing AQI Beijing Air Quality Index Beijing Air Pollution Index Beijing Air Pollution Air Quality Index Air Quality Air Pollution Pollution China Air Pollution Asia Air Pollution World Air Pollution Air quality historical data Air Quality Rankings Beijing AQI Windows widget Beijing AQI android widget PM10 respirable

Google Preview Your look like this in google search result

Robots.txt File Detected

http://aqicn.org/robots.txt

Sitemap.xml File Detected

http://aqicn.org/sitemap.xml

Whois Is a query and response protocol that is widely used for querying databases that store the registered users or assignees of an Internet resource, such as a domain name, an IP address block, or an autonomous system

Page Size Code & Text Ratio

Google Stats This test checks to see if a page has applied common performance best practices.

Your page has no redirects. Learn more about avoiding landing page redirects.

You have compression enabled. Learn more about enabling compression.

Setting an expiry date or a maximum age in the HTTP headers for static resources instructs the browser to load previously downloaded resources from local disk rather than over the network.

Your server responded quickly. Learn more about server response time optimization.

Compacting CSS code can save many bytes of data and speed up download and parse times.

Your HTML is minified. Learn more about minifying HTML.

Compacting JavaScript code can save many bytes of data and speed up downloading, parsing, and execution time.

Your page has 5 blocking script resources and 5 blocking CSS resources. This causes a delay in rendering your page.

Properly formatting and compressing images can save many bytes of data.

Your page requires additional network round trips to render the above-the-fold content. For best performance, reduce the amount of HTML needed to render above-the-fold content.

Your page has no redirects. Learn more about avoiding landing page redirects.

Your page does not appear to use plugins, which would prevent content from being usable on many platforms. Learn more about the importance of avoiding plugins.

Your page specifies a viewport matching the device's size, which allows it to render properly on all devices. Learn more about configuring viewports.

You have compression enabled. Learn more about enabling compression.

Setting an expiry date or a maximum age in the HTTP headers for static resources instructs the browser to load previously downloaded resources from local disk rather than over the network.

Your server responded quickly. Learn more about server response time optimization.

Compacting CSS code can save many bytes of data and speed up download and parse times.

Your HTML is minified. Learn more about minifying HTML.

Compacting JavaScript code can save many bytes of data and speed up downloading, parsing, and execution time.

Your page has 5 blocking script resources and 5 blocking CSS resources. This causes a delay in rendering your page.

Properly formatting and compressing images can save many bytes of data.

Your page requires additional network round trips to render the above-the-fold content. For best performance, reduce the amount of HTML needed to render above-the-fold content.

The contents of your page fit within the viewport. Learn more about sizing content to the viewport.

Some of the links/buttons on your webpage may be too small for a user to easily tap on a touchscreen. Consider making these tap targets larger to provide a better user experience.

The text on your page is legible. Learn more about using legible font sizes.

Title Website

Congratulations! Your title is optimized

Description Website

Congratulations! Your description is optimized

Robots.txt

Congratulations! Your site have a robots.txt file

Sitemap.xml

Congratulations! We've found a sitemap file for your website

SSL Secure

Warning! Your website is not SSL secured (HTTPS).

PageSpeed

Warning! Your site load very slow on Desktop devices. need improve this

PageSpeed Mobile

Warning! Your site load very slow on mobiles devices. need improve this

Headings

Congratulations! You are using your H1 and H2 tags in your site

Blacklist

Congratulations! Your site is not listed in a blacklist

W3C Validator

Warning! Your site have errors W3C

Accelerated Mobile Pages (AMP)

Warning! Your site not have AMP Version

Domain Authority

Congratulations! Your Domain Authority is good

GZIP Compress

Warning! Your site not is compressed, this can make slower response for the visitors

Favicon

Congratulations! Your website appears to have a favicon.

Broken Links

Congratulations! You not have broken links View links

Response Header HTTP headers carry information about the client browser, the requested page and the server

HTTP/1.1 200 OK
Server: nginx
Date: Wed, 16 Feb 2022 06:50:39 GMT
Content-Type: text/html; charset=UTF-8
Connection: keep-alive
Strict-Transport-Security: max-age=3600
X-Server: jp2n
Content-Encoding: gzip

Response Server Information regarding a specific transfer

URL: http://aqicn.org/
Content Type: text/html; charset=UTF-8
Http Code: 200
Header Size: 244 B
Request Size: 71 B
Total Time: 0.448893 seconds
Name Lookup Time: 0.012515 seconds
Pretransfer Time: 0.228691 seconds
Download Size: 85 B
Speed Download: 189 B Per seconds
Start Rransfer Time: 0.448825 seconds