codereading.com homepage screenshot

codereading.com website report

ソースコード探険隊

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

Estimated worth
$807
Automated valuation
Global rank
#6,973,551
Improving
Monthly visitors
265
13K page views
Domain age
19 years 11 months
Since Nov 15, 2006
Hosted in
Japan
SAKURA Internet Inc.
Security headers
44/100
Response 0.26 s

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 viewsVisitorsAd revenue
Daily4429$1
Monthly13,266265$25
Yearly159,1923,180$300

Modelled from the global rank — not measured analytics. Use them to compare sites, not as exact figures.

Global rank history

#18.2M #24.1M #29.9M 2026-06: #29,942,215 Jun 26 2026-07: #18,236,164 Jul 26 2026-08: #18,228,846 Aug 26
Monthly values
MonthGlobal 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

$807

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 keywordsNone
LanguageJapanese (ja)
Response time0.26 s Fast

Homepage structure

H1 headings1
H2 headings8
H3 headings0
H4 headings0
Paragraphs15
Links30
Images0
Bold text0

Exactly one H1 heading — good practice.

Technology & infrastructure

CDN / proxyNone detected
Web servernginx
Platform / languageNot disclosed
DNS providerUnknown
Email providerSelf-hosted / other (codereading.com)
SPF recordv=spf1 a:www1518.sakura.ne.jp mx ~all
IPv6 (AAAA)No
CAA recordNo

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 length11 characters Medium
Hyphens / digitsNo hyphen · no digits

Security headers

44
3 passed · 2 to improve · 4 missing
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 address219.94.163.158
Location Osaka, Japan
Network (ISP)SAKURA Internet Inc.
Autonomous systemAS9371 SAKURA Internet Inc.
Server softwarenginx

Nameservers

HostIPCountry
ns1.dns.ne.jp61.211.236.1 Japan
ns2.dns.ne.jp133.167.21.1 Japan

Domain registration (WHOIS)

RegistrarGMO Internet Group, Inc. d/b/a Onamae.com
CreatedNovember 15, 2006 19 years 11 months ago
UpdatedOctober 12, 2025
ExpiresNovember 15, 2026 in 8 days
StatusclientTransferProhibited
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
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registrar.  Users may consult the sponsoring registrar's Whois database to
view the registrar's reported date of expiration for this registration.

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The Registry database contains ONLY .COM, .NET, .EDU domains and
Registrars.

DNS records

TypeHostValueTTL
Acodereading.comip: 219.94.163.1583600
NScodereading.comtarget: ns2.dns.ne.jp3600
NScodereading.comtarget: ns1.dns.ne.jp3600
SOAcodereading.commname: master.dns.ne.jp
rname: tech.sakura.ad.jp
serial: 2024111803
refresh: 3600
retry: 900
expire: 3600000
minimum-ttl: 3600
3600
MXcodereading.compri: 10
target: codereading.com
3600
TXTcodereading.comtxt: v=spf1 a:www1518.sakura.ne.jp mx ~all3600

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codereading.com compared with similar websites

WebsiteGlobal rankEst. worthRegisteredHosted in
codereading.com#6,973,551$8072006 Japan
seasar.org#626,902$2,5802003 Japan
yujigraffiti.com#9,659,921$3032012 United States
otonglass.jp#3,365,631$4542017 Japan
avasys.jp#418,056$3,9942001 Japan
oceana.ne.jp#779,358$1,757— United States
aoyamabc.jp#619,069$2,4792012 Canada

Websites ranked near codereading.com

  1. #6,973,530 ichibuns.com $313
  2. #6,973,534 vogalondon.co.uk $178
  3. #6,973,537 kathrynireland.com $523
  4. #6,973,547 buyheatshrink.com $448
  5. #6,973,551 codereading.com $807
  6. #6,973,553 mv-rock.com $403
  7. #6,973,562 upremake.com $358
  8. #6,973,563 bramboo.be $508
  9. #6,973,563 sternenklang-festival.de $178

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.

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codereading.com on StatMemory

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.