codereading.com website report
コードリーディングと呼ばれるソースコードを読む活動を通じてソフトウェア開発の技法を学び、プログラミングのスキルアップを目指すサイトです。アルゴリズムとデータ構造の文書もあります。
Codereading was registered 19 years 11 months ago, is ranked #6,973,551 worldwide (top 201%), has an estimated value of $807. It may earn around $25 per month from advertising.
Technology & Computing Japanese (ja)
Last updated
Key facts about codereading.com
- Domain
- codereading.com
- Website name
- ソースコード探険隊
- Category
- Technology & Computing
- Estimated worth
- $807
- Global rank
- #6,973,551 (top 201% of 3.5M ranked sites)
- Monthly visitors (est.)
- 265 · 13K page views
- Registered
- November 15, 2006 (19 years 11 months ago)
- Expires
- November 15, 2026
- Registrar
- GMO Internet Group, Inc. d/b/a Onamae.com
- Server location
Osaka, Japan- Network
- SAKURA Internet Inc. AS9371
- Email provider
- Self-hosted / other (codereading.com)
- Language
- Japanese (ja)
- Data updated
Estimated traffic & revenue
| Page views | Visitors | Ad revenue | |
|---|---|---|---|
| Daily | 442 | 9 | $1 |
| Monthly | 13,266 | 265 | $25 |
| Yearly | 159,192 | 3,180 | $300 |
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 | #29,942,215 |
| 2026-07 | #18,236,164 |
| 2026-08 | #18,228,846 |
Source: Rankeez (Tranco, Majestic, DomCop, Cisco Umbrella).
How we estimate codereading.com's value
The estimate is the higher of two independent approaches, both computed automatically from public data.
- Traffic value: $447Driven by the global rank #6,973,551 (≈13K page views / month) plus a capped age bonus.
- Activity value: $807Domain age plus observable signs of an active, professionally run website.
Activity signals found
| Domain age (19 years 11 months) | $325 |
| Active website with metadata | +$150 |
| Substantial homepage content | +$150 |
| Email authentication (SPF) | +$50 |
| 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 | ソースコード探険隊 9 chars |
|---|---|
| Meta description | コードリーディングと呼ばれるソースコードを読む活動を通じてソフトウェア開発の技法を学び、プログラミングのスキルアップを目指すサイトです。アルゴリズムとデータ構造の文書もあります。 89 chars |
| Meta keywords | None |
| Language | Japanese (ja) |
| Response time | 0.26 s Fast |
Homepage structure
Exactly one H1 heading — good practice.
Technology & infrastructure
| CDN / proxy | None detected |
|---|---|
| Web server | nginx |
| Platform / language | Not disclosed |
| DNS provider | Unknown |
| Email provider | Self-hosted / other (codereading.com) |
| SPF record | v=spf1 a:www1518.sakura.ne.jp mx ~all |
| IPv6 (AAAA) | No |
| CAA record | No |
Services verified in DNS
No third-party verification records found.
Domain name
| Extension | .com — the most widely used generic extension, originally for commercial sites |
|---|---|
| Name length | 11 characters Medium |
| Hyphens / digits | No hyphen · no digits |
Security headers
Homepage answered HTTP 200 at https://www.codereading.com/ after 1 redirect · checked Oct 30, 2026
- HTTPSThe homepage is served over an encrypted HTTPS connection.
- HTTP → HTTPS redirectVisitors typing http:// are redirected to the secure version.
- 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 disclosureNo software version numbers disclosed in headers.
Raw HTTP response headers
HTTP/2 200 server: nginx date: Fri, 30 Oct 2026 22:06:32 GMT content-type: text/html content-length: 7990 last-modified: Sun, 05 Jul 2026 13:03:10 GMT etag: "1f36-655dcc79f429f" accept-ranges: bytes
Hosting
| IP address | 219.94.163.158 |
|---|---|
| Location | |
| Network (ISP) | SAKURA Internet Inc. |
| Autonomous system | AS9371 SAKURA Internet Inc. |
| Server software | nginx |
Nameservers
| Host | IP | Country |
|---|---|---|
| ns1.dns.ne.jp | 61.211.236.1 | |
| ns2.dns.ne.jp | 133.167.21.1 |
Domain registration (WHOIS)
| Registrar | GMO Internet Group, Inc. d/b/a Onamae.com |
|---|---|
| Created | November 15, 2006 19 years 11 months ago |
| Updated | October 12, 2025 |
| Expires | November 15, 2026 in 8 days |
| Status | clientTransferProhibited |
Raw WHOIS record
Domain Name: CODEREADING.COM Registry Domain ID: 670722126_DOMAIN_COM-VRSN Registrar WHOIS Server: Registrar URL: https://internet.gmo/ Updated Date: 2025-10-12T11:22:01Z Creation Date: 2006-11-15T03:01:14Z Registry Expiry Date: 2026-11-15T03:01:14Z 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: clientTransferProhibited https://icann.org/epp#clientTransferProhibited Name Server: NS1.DNS.NE.JP Name Server: NS2.DNS.NE.JP DNSSEC: unsigned URL of the ICANN Whois Inaccuracy Complaint Form: https://www.icann.org/wicf/ >>> Last update of whois database: 2026-08-17T19:59:58Z <<< For more information on Whois status codes, please visit https://icann.org/epp NOTICE: The expiration date displayed in this record is the date the registrar's sponsorship of the domain name registration in the registry is currently set to expire. This date does not necessarily reflect the expiration date of the domain name registrant's agreement with the sponsoring registrar. Users may consult the sponsoring registrar's Whois database to view the registrar's reported date of expiration for this registration. TERMS OF USE: You are not authorized to access or query our Whois database through the use of electronic processes that are high-volume and automated except as reasonably necessary to register domain names or modify existing registrations; the Data in VeriSign Global Registry Services' ("VeriSign") Whois database is provided by VeriSign for information purposes only, and to assist persons in obtaining information about or related to a domain name registration record. VeriSign does not guarantee its accuracy. By submitting a Whois query, you agree to abide by the following terms of use: You agree that you may use this Data only for lawful purposes and that under no circumstances will you use this Data to: (1) allow, enable, or otherwise support the transmission of mass unsolicited, commercial advertising or solicitations via e-mail, telephone, or facsimile; or (2) enable high volume, automated, electronic processes that apply to VeriSign (or its computer systems). The compilation, repackaging, dissemination or other use of this Data is expressly prohibited without the prior written consent of VeriSign. You agree not to use electronic processes that are automated and high-volume to access or query the Whois database except as reasonably necessary to register domain names or modify existing registrations. VeriSign reserves the right to restrict your access to the Whois database in its sole discretion to ensure operational stability. VeriSign may restrict or terminate your access to the Whois database for failure to abide by these terms of use. VeriSign reserves the right to modify these terms at any time. The Registry database contains ONLY .COM, .NET, .EDU domains and Registrars.
DNS records
| Type | Host | Value | TTL |
|---|---|---|---|
| A | codereading.com | ip: 219.94.163.158 | 3600 |
| NS | codereading.com | target: ns2.dns.ne.jp | 3600 |
| NS | codereading.com | target: ns1.dns.ne.jp | 3600 |
| SOA | codereading.com | mname: master.dns.ne.jp rname: tech.sakura.ad.jp serial: 2024111803 refresh: 3600 retry: 900 expire: 3600000 minimum-ttl: 3600 | 3600 |
| MX | codereading.com | pri: 10 target: codereading.com | 3600 |
| TXT | codereading.com | txt: v=spf1 a:www1518.sakura.ne.jp mx ~all | 3600 |
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codereading.com compared with similar websites
| Website | Global rank | Est. worth | Registered | Hosted in |
|---|---|---|---|---|
| codereading.com | #6,973,551 | $807 | 2006 | |
| seasar.org | #626,902 | $2,580 | 2003 | |
| yujigraffiti.com | #9,659,921 | $303 | 2012 | |
| otonglass.jp | #3,365,631 | $454 | 2017 | |
| avasys.jp | #418,056 | $3,994 | 2001 | |
| oceana.ne.jp | #779,358 | $1,757 | — | |
| aoyamabc.jp | #619,069 | $2,479 | 2012 |
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Questions about codereading.com
When was codereading.com registered?
Codereading.com was registered on November 15, 2006, making it 19 years 11 months old.
Who is the domain registrar for codereading.com?
Codereading.com is registered through GMO Internet Group, Inc. d/b/a Onamae.com.
Where is codereading.com hosted?
Codereading.com's server (IP 219.94.163.158) is located in Osaka, Japan.
How much is codereading.com worth?
We estimate codereading.com is worth $807. 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 codereading.com get?
Based on its rank, codereading.com receives roughly 265 unique visitors and 13K page views per month. These figures are modelled from the rank, not measured.
What is codereading.com's global rank?
Codereading.com has an estimated global rank of 6,973,551, 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 codereading.com?
Codereading.com resolves to 219.94.163.158, on the network of SAKURA Internet Inc. (AS9371).
What email provider does codereading.com use?
According to its MX records, codereading.com receives email with Self-hosted / other (codereading.com). It publishes an SPF record to authenticate its outgoing mail.
When does codereading.com expire?
The domain registration of codereading.com is valid until November 15, 2026 (in 8 days), at GMO Internet Group, Inc. d/b/a Onamae.com. Owners usually renew before that date.
What websites are similar to codereading.com?
Popular websites in the same category as codereading.com include seasar.org, yujigraffiti.com, otonglass.jp, avasys.jp, oceana.ne.jp.
Own codereading.com? Add the badge
Shows your live global rank. To cite this report: “StatMemory, codereading.com website report, https://statmemory.com/codereading.com”.
StatMemory is not affiliated with codereading.com. This report shows publicly available data (DNS, WHOIS, HTTP headers, public top-site lists) and automated estimates for information purposes.