aqicn.org website report
Real-time air pollution index for 100+ countries
Aqicn was registered 13 years 7 months ago, is ranked #22,594 worldwide (top 0.69%), has an estimated value of $119,419. It may earn around $8,181 per month from advertising.
Science English
Last updated
JapanKey facts about aqicn.org
- Domain
- aqicn.org
- Website name
- Beijing Air Pollution: Real-time Air Quality Index
- Category
- Science
- Estimated worth
- $119,419
- Global rank
- #22,594 (top 0.69% of 3.3M ranked sites)
- Monthly visitors (est.)
- 86K · 4.3M page views
- Registered
- March 10, 2013 (13 years 7 months ago)
- Expires
- March 10, 2027
- Registrar
- Linode
- Server location
Japan- Network
- Linode
- Language
- English
- Data updated
Estimated traffic & revenue
| Page views | Visitors | Ad revenue | |
|---|---|---|---|
| Daily | 142,892 | 2,858 | $273 |
| Monthly | 4,286,758 | 85,735 | $8,181 |
| Yearly | 51,441,096 | 1,028,820 | $98,172 |
Modelled from the global rank — not measured analytics. Use them to compare sites, not as exact figures.
Global rank history
Monthly values
| Month | Global rank |
|---|---|
| 2026-06 | #36,660,606 |
| 2026-07 | #22,594 |
Source: Rankeez (Tranco, Majestic, DomCop, Cisco Umbrella).
How we estimate aqicn.org's value
The estimate is the higher of two independent approaches, both computed automatically from public data.
- Traffic value: $119,419Driven by the global rank #22,594 (≈4.3M page views / month) plus a capped age bonus.
- Activity value: $511Domain age plus observable signs of an active, professionally run website.
Activity signals found
| Domain age (13 years 7 months) | $229 |
| Active website with metadata | +$150 |
| Security headers (44/100) | +$132 |
Revenue, sales or private analytics are not public and are not included. This is not an appraisal or a sale price.
On-page SEO
| Title | Beijing Air Pollution: Real-time Air Quality Index 50 chars |
|---|---|
| Meta description | Real-time air pollution index for 100+ countries 48 chars |
| Meta keywords | 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 wi |
| Language | English |
| Response time | 0.9 s Average |
Homepage structure
8 H1 headings found; one main H1 is usually recommended.
Technology & infrastructure
| CDN / proxy | None detected |
|---|---|
| Web server | nginx |
| Platform / language | Not disclosed |
| DNS provider | Linode |
| Email provider | No MX record |
| SPF record | Missing |
| IPv6 (AAAA) | No |
| CAA record | No |
Services verified in DNS
No third-party verification records found.
Domain name
| Extension | .org — a generic extension popular with non-profits and communities |
|---|---|
| Name length | 5 characters Short |
| Hyphens / digits | No hyphen · no digits |
Security headers
Collected with an older method; a fresh check is running and will appear on your next visit.
- HTTPSThe homepage is served over an encrypted HTTPS connection.
- Strict-Transport-Security (HSTS)max-age 3600 s — at least 180 days is recommended.
- Content-Security-PolicyNot set: no restriction on which scripts may run.
- Clickjacking protectionNeither X-Frame-Options nor CSP frame-ancestors is set.
- X-Content-Type-OptionsNot set to nosniff.
- Referrer-PolicyNot set (browsers default to strict-origin-when-cross-origin).
- Permissions-PolicyNot set: browser features are not explicitly restricted.
- Software version disclosureNo software version numbers disclosed in headers.
Raw HTTP response headers
HTTP/2 200 server: nginx date: Mon, 13 Jul 2026 09:26:13 GMT content-type: text/html content-length: 205603 last-modified: Mon, 13 Jul 2026 09:18:03 GMT etag: "6a54ad4b-32323" strict-transport-security: max-age=3600 x-server: jp2n accept-ranges: bytes
Hosting
| IP address | 172.105.192.79 |
|---|---|
| Location | Japan |
| Network (ISP) | Linode |
| Server software | nginx |
Nameservers
| Host | IP | Country |
|---|---|---|
| ns1.linode.com | 92.123.94.2 | — |
| ns2.linode.com | 92.123.94.3 | — |
| ns3.linode.com | 92.123.95.3 | — |
| ns5.linode.com | 92.123.95.2 | — |
Domain registration (WHOIS)
| Registrar | Linode |
|---|---|
| Created | March 10, 2013 13 years 7 months ago |
| Updated | February 27, 2026 |
| Expires | March 10, 2027 in 135 days |
| Status | clientTransferProhibited |
Raw WHOIS record
Domain Name: aqicn.org Registry Domain ID: REDACTED Registrar WHOIS Server: whois.tucows.com Registrar URL: http://www.tucows.com Updated Date: 2026-02-27T01:38:35Z Creation Date: 2013-03-10T02:17:32Z Registry Expiry Date: 2027-03-10T02:17:32Z Registrar: Tucows Domains Inc. Registrar IANA ID: 69 Registrar Abuse Contact Email: [email protected] Registrar Abuse Contact Phone: +1.4165350123 Domain Status: clientTransferProhibited https://icann.org/epp#clientTransferProhibited Domain Status: clientUpdateProhibited https://icann.org/epp#clientUpdateProhibited Name Server: ns1.linode.com Name Server: ns2.linode.com Name Server: ns3.linode.com Name Server: ns5.linode.com DNSSEC: unsigned URL of the ICANN Whois Inaccuracy Complaint Form: https://icann.org/wicf/ >>> Last update of WHOIS database: 2026-07-13T09:26:05Z <<< For more information on Whois status codes, please visit https://icann.org/epp Terms of Use: Access to Public Interest Registry WHOIS information is provided to assist persons in determining the contents of a domain name registration record in the Public Interest Registry registry database. The data in this record is provided by Public Interest Registry for informational purposes only, and Public Interest Registry does not guarantee its accuracy. This service is intended only for query-based access. You agree that you will use this data only for lawful purposes and that, under no circumstances will you use this data to (a) allow, enable, or otherwise support the transmission by e-mail, telephone, or facsimile of mass unsolicited, commercial advertising or solicitations to entities other than the data recipient's own existing customers; or (b) enable high volume, automated, electronic processes that send queries or data to the systems of Registry Operator, a Registrar, or Identity Digital except as reasonably necessary to register domain names or modify existing registrations. All rights reserved. Public Interest Registry reserves the right to modify these terms at any time. By submitting this query, you agree to abide by this policy. The Registrar of Record identified in this output may have an RDDS service that can be queried for additional information on how to contact the Registrant, Admin, or Tech contact of the queried domain name.
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aqicn.org compared with similar websites
| Website | Global rank | Est. worth | Registered | Hosted in |
|---|---|---|---|---|
| aqicn.org | #22,594 | $119K | 2013 | Japan |
| aqi.in | #67,219 | $32,269 | — |  United States |
| airqweb.co.uk | #604,554 | $2,708 | 1996 | United States |
| purpleair.com | #45,644 | $51,434 | 2015 | United States |
| airtext.info | #4,302,950 | $529 | 2006 |  United Kingdom |
| air-quality.com | #401,043 | $4,162 | 2001 | United States |
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Questions about aqicn.org
When was aqicn.org registered?
Aqicn.org was registered on March 10, 2013, making it 13 years 7 months old.
Who is the domain registrar for aqicn.org?
Aqicn.org is registered through Linode.
Where is aqicn.org hosted?
Aqicn.org's server (IP 172.105.192.79) is located in Japan.
How much is aqicn.org worth?
We estimate aqicn.org is worth $119,419. This is an automated estimate based on the site's global traffic rank, domain age and observable activity signals (professional email, business services, security, CDN) — not a professional appraisal or a real sale price.
How much traffic does aqicn.org get?
Based on its rank, aqicn.org receives roughly 86K unique visitors and 4.3M page views per month. These figures are modelled from the rank, not measured.
What is aqicn.org's global rank?
Aqicn.org has an estimated global rank of 22,594, sourced from Rankeez.com, which aggregates the Tranco, Majestic, DomCop and Cisco Umbrella rankings. Its rank has improved over the tracked period. This is an independent estimate, not affiliated with Amazon Alexa, which discontinued its own ranking service in 2022.
Who hosts aqicn.org?
Aqicn.org resolves to 172.105.192.79, on the network of Linode. Its DNS is managed by Linode.
When does aqicn.org expire?
The domain registration of aqicn.org is valid until March 10, 2027 (in 135 days), at Linode. Owners usually renew before that date.
What websites are similar to aqicn.org?
Popular websites in the same category as aqicn.org include aqi.in, airqweb.co.uk, purpleair.com, airtext.info, air-quality.com.
Own aqicn.org? Add the badge
Shows your live global rank. To cite this report: “StatMemory, aqicn.org website report, https://statmemory.com/aqicn.org”.
StatMemory is not affiliated with aqicn.org. This report shows publicly available data (DNS, WHOIS, HTTP headers, public top-site lists) and automated estimates for information purposes.