cl21.org website report
Cl21 was registered 12 years 9 months ago, is ranked #1,629,715 worldwide (top 49%), has an estimated value of $919. It may earn around $110 per month from advertising.
Technology & Computing Hardware English
Last updated
JapanKey facts about cl21.org
- Domain
- cl21.org
- Website name
- CL21
- Category
- Technology & Computing › Hardware
- Estimated worth
- $919
- Global rank
- #1,629,715 (top 49% of 3.3M ranked sites)
- Monthly visitors (est.)
- 1,149 · 57K page views
- Registered
- January 25, 2014 (12 years 9 months ago)
- Expires
- January 25, 2027
- Registrar
- GMO Internet Group, Inc. d/b/a Onamae.com
- Server location
Osaka, Japan- Network
- SAKURA Internet Inc. AS9370
- Language
- English
- Data updated
Estimated traffic & revenue
| Page views | Visitors | Ad revenue | |
|---|---|---|---|
| Daily | 1,914 | 38 | $4 |
| Monthly | 57,431 | 1,149 | $110 |
| Yearly | 689,172 | 13,788 | $1,320 |
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 | #29,645,130 |
| 2026-07 | #1,875,856 |
| 2026-08 | #2,022,599 |
| 2026-09 | #1,629,715 |
Source: Rankeez (Tranco, Majestic, DomCop, Cisco Umbrella).
How we estimate cl21.org's value
The estimate is the higher of two independent approaches, both computed automatically from public data.
- Traffic value: $919Driven by the global rank #1,629,715 (≈57K page views / month) plus a capped age bonus.
- Activity value: $450Domain age plus observable signs of an active, professionally run website.
Activity signals found
| Domain age (12 years 9 months) | $216 |
| Active website with metadata | +$150 |
| Security headers (28/100) | +$84 |
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 | CL21 4 chars |
|---|---|
| Meta description | Missing |
| Meta keywords | None |
| Language | English |
| Response time | 0.36 s Fast |
Homepage structure
Exactly one H1 heading — good practice.
Technology & infrastructure
| CDN / proxy | None detected |
|---|---|
| Web server | nginx/1.24.0 (Ubuntu) |
| Platform / language | Not disclosed |
| DNS provider | Unknown |
| 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 | 4 characters Short |
| Hyphens / digits | No hyphen · contains digits |
Security headers
Homepage answered HTTP 502 at https://cl21.org/ · checked Oct 25, 2026
The homepage returned HTTP 502 (often bot protection or an error page), so these headers may differ from what regular visitors receive.
- HTTPSThe homepage is served over an encrypted HTTPS connection.
- HTTP → HTTPS redirecthttp:// does not redirect to https://, so unencrypted visits are possible.
- Strict-Transport-Security (HSTS)Not set: browsers may still try plain HTTP first.
- 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 disclosureReveals Server: nginx/1.24.0 (Ubuntu), which helps attackers target known vulnerabilities.
Raw HTTP response headers
HTTP/1.1 502 Bad Gateway Server: nginx/1.24.0 (Ubuntu) Date: Sun, 25 Oct 2026 03:42:52 GMT Content-Type: text/html Content-Length: 568 Connection: keep-alive
Hosting
| IP address | 160.16.81.77 |
|---|---|
| Location | Osaka, Japan |
| Network (ISP) | SAKURA Internet Inc. |
| Autonomous system | AS9370 SAKURA Internet Inc. |
| Server software | nginx/1.24.0 (Ubuntu) |
Nameservers
| Host | IP | Country |
|---|---|---|
| 04.dnsv.jp | 157.7.35.53 | Japan |
| 03.dnsv.jp | 157.7.34.53 | Japan |
| 02.dnsv.jp | 157.7.33.53 | Japan |
| 01.dnsv.jp | 157.7.32.53 | Japan |
Domain registration (WHOIS)
| Registrar | GMO Internet Group, Inc. d/b/a Onamae.com |
|---|---|
| Created | January 25, 2014 12 years 9 months ago |
| Updated | August 12, 2026 |
| Expires | January 25, 2027 in 87 days |
| Status | ok |
Raw WHOIS record
Domain Name: cl21.org Registry Domain ID: REDACTED Registrar WHOIS Server: http://whois.discount-domain.com Registrar URL: http://www.onamae.com Updated Date: 2026-08-12T01:02:19Z Creation Date: 2014-01-25T02:44:09Z Registry Expiry Date: 2027-01-25T02:44:09Z Registrar: GMO Internet Group, Inc. d/b/a Onamae.com Registrar IANA ID: 49 Registrar Abuse Contact Email: [email protected] Registrar Abuse Contact Phone: +81.337709199 Domain Status: ok https://icann.org/epp#ok Name Server: 04.dnsv.jp Name Server: 03.dnsv.jp Name Server: 02.dnsv.jp Name Server: 01.dnsv.jp DNSSEC: unsigned URL of the ICANN Whois Inaccuracy Complaint Form: https://icann.org/wicf/ >>> Last update of WHOIS database: 2026-09-15T05:58:48Z <<< 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.
DNS records
| Type | Host | Value | TTL |
|---|---|---|---|
| A | cl21.org | ip: 160.16.81.77 | 288 |
| NS | cl21.org | target: 02.dnsv.jp | 86400 |
| NS | cl21.org | target: 04.dnsv.jp | 86400 |
| NS | cl21.org | target: 03.dnsv.jp | 86400 |
| NS | cl21.org | target: 01.dnsv.jp | 86400 |
| SOA | cl21.org | mname: 01.dnsv.jp rname: hostmaster.dnsv.jp serial: 1434380141 refresh: 3600 retry: 900 expire: 604800 minimum-ttl: 300 | 86400 |
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Questions about cl21.org
When was cl21.org registered?
Cl21.org was registered on January 25, 2014, making it 12 years 9 months old.
Who is the domain registrar for cl21.org?
Cl21.org is registered through GMO Internet Group, Inc. d/b/a Onamae.com.
Where is cl21.org hosted?
Cl21.org's server (IP 160.16.81.77) is located in Osaka, Japan.
How much is cl21.org worth?
We estimate cl21.org is worth $919. 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 cl21.org get?
Based on its rank, cl21.org receives roughly 1,149 unique visitors and 57K page views per month. These figures are modelled from the rank, not measured.
What is cl21.org's global rank?
Cl21.org has an estimated global rank of 1,629,715, 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 cl21.org?
Cl21.org resolves to 160.16.81.77, on the network of SAKURA Internet Inc. (AS9370).
When does cl21.org expire?
The domain registration of cl21.org is valid until January 25, 2027 (in 87 days), at GMO Internet Group, Inc. d/b/a Onamae.com. Owners usually renew before that date.
Own cl21.org? Add the badge
Shows your live global rank. To cite this report: “StatMemory, cl21.org website report, https://statmemory.com/cl21.org”.
StatMemory is not affiliated with cl21.org. This report shows publicly available data (DNS, WHOIS, HTTP headers, public top-site lists) and automated estimates for information purposes.