kakuro.com homepage screenshot

kakuro.com website report

Kakuro.com - The Ultimate Kakuro Puzzle Game

Play Kakuro puzzles online for free. Multiple difficulty levels from beginner to master. Train your brain with this addictive number puzzle game.

Kakuro was registered 21 years 2 months ago, is ranked #4,965,075 worldwide (top 143%), has an estimated value of $1,035. It may earn around $36 per month from advertising.

Gaming English Cloudflare

Last updated

Estimated worth
$1,035
Automated valuation
Global rank
#4,965,075
Improving
Monthly visitors
374
19K page views
Domain age
21 years 2 months
Since Sep 6, 2005
Hosted in
United States
CloudFlare
Security headers
89/100
Response 0.86 s

Key facts about kakuro.com

Domain
kakuro.com
Website name
Kakuro.com - The Ultimate Kakuro Puzzle Game
Category
Gaming
Estimated worth
$1,035
Global rank
#4,965,075 (top 143% of 3.5M ranked sites)
Monthly visitors (est.)
374 · 19K page views
Registered
September 6, 2005 (21 years 2 months ago)
Expires
September 6, 2027
Registrar
Dynadot Inc
Server location
United States
Network
CloudFlare AS13335
CDN
Cloudflare
Language
English
Data updated

Estimated traffic & revenue

Page viewsVisitorsAd revenue
Daily62312$1
Monthly18,684374$36
Yearly224,2084,488$432

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

Global rank history

#5M #17.2M #29.4M 2026-06: #29,393,078 Jun 26 2026-07: #12,149,277 Jul 26 2026-08: #12,141,959 Aug 26 2026-09: #4,965,075 Sep 26
Monthly values
MonthGlobal rank
2026-06#29,393,078
2026-07#12,149,277
2026-08#12,141,959
2026-09#4,965,075

Source: Rankeez (Tranco, Majestic, DomCop, Cisco Umbrella).

How we estimate kakuro.com's value

$1,035

The estimate is the higher of two independent approaches, both computed automatically from public data.

  • Traffic value: $527Driven by the global rank #4,965,075 (≈19K page views / month) plus a capped age bonus.
  • Activity value: $1,035Domain age plus observable signs of an active, professionally run website.

Activity signals found

Domain age (21 years 2 months)$343
Active website with metadata+$150
Substantial homepage content+$150
CDN / performance layer (Cloudflare)+$100
Security headers (89/100)+$267
IPv6 enabled+$25

Revenue, sales or private analytics are not public and are not included. This is not an appraisal or a sale price.

On-page SEO

TitleKakuro.com - The Ultimate Kakuro Puzzle Game
44 chars
Meta descriptionPlay Kakuro puzzles online for free. Multiple difficulty levels from beginner to master. Train your brain with this addictive number puzzle game.
145 chars
Meta keywordskakuro,puzzle,number puzzle,brain game,logic puzzle,Kakuro
LanguageEnglish
Response time0.86 s Average

Homepage structure

H1 headings1
H2 headings4
H3 headings9
H4 headings0
Paragraphs49
Links36
Images0
Bold text6

Exactly one H1 heading — good practice.

Technology & infrastructure

CDN / proxyCloudflare
Web servercloudflare
Platform / languageNext.js
DNS providerCloudflare
Email providerNo MX record
SPF recordMissing
IPv6 (AAAA) Yes
CAA recordNo

Services verified in DNS

Google Search Console

Detected from TXT verification and SPF records published by the domain owner.

Domain name

Extension.com — the most widely used generic extension, originally for commercial sites
Name length6 characters Short
Hyphens / digitsNo hyphen · no digits

Security headers

89
7 passed · 2 to improve · 0 missing
Homepage answered HTTP 200 at https://kakuro.com/ · HTTP/3 available · checked Nov 1, 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)max-age 365 days, includeSubDomains.
  • Content-Security-PolicyPresent but allows 'unsafe-inline' and 'unsafe-eval', which weakens XSS protection.
  • Clickjacking protectionCSP frame-ancestors prevents the site from being framed by others.
  • X-Content-Type-Optionsnosniff: browsers will not guess content types.
  • Referrer-Policystrict-origin-when-cross-origin
  • Permissions-PolicyRestricts powerful browser features (camera, microphone, geolocation…).
  • Software version disclosureReveals X-Powered-By: Next.js, which helps attackers target known vulnerabilities.
Raw HTTP response headers
HTTP/2 200
date: Sun, 01 Nov 2026 06:24:38 GMT
content-type: text/html; charset=utf-8
server: cloudflare
x-content-type-options: nosniff, nosniff
x-frame-options: DENY, DENY
x-xss-protection: 1; mode=block, 1; mode=block
referrer-policy: strict-origin-when-cross-origin
permissions-policy: camera=(), microphone=(), geolocation=()
content-security-policy: default-src 'self'; script-src 'self' 'unsafe-inline' 'unsafe-eval' https://*.googlesyndication.com https://*.googletagmanager.com https://*.google-analytics.com https://*.googleadservices.com https://*.google.com https://*.gstatic.com https://*.doubleclick.net https://*.adtrafficquality.google; style-src 'self' 'unsafe-inline' https://fonts.googleapis.com; font-src 'self' https://fonts.gstatic.com; img-src 'self' data: https: blob:; connect-src 'self' https://*.googlesyndication.com https://*.google-analytics.com https://*.googleadservices.com https://*.google.com https://*.doubleclick.net https://*.adtrafficquality.google; frame-src 'self' https://*.googlesyndication.com https://*.doubleclick.net https://*.google.com https://*.googleadservices.com; frame-ancestors 'none'; base-uri 'self'; form-action 'self'
strict-transport-security: max-age=31536000; includeSubDomains, max-age=31536000; includeSubDomains
link: <https://kakuro.com/>; rel="alternate"; hreflang="en", <https://kakuro.com/ja>; rel="alternate"; hreflang="ja", <https://kakuro.com/zh-CN>; rel="alternate"; hreflang="zh-CN", <https://kakuro.com/zh-TW>; rel="alternate"; hreflang="zh-TW", <https://kakuro.com/es>; rel="alternate"; hreflang="es", <https://kakuro.com/ru>; rel="alternate"; hreflang="ru", <https://kakuro.com/ko>; rel="alternate"; hreflang="ko", <https://kakuro.com/fr>; rel="alternate"; hreflang="fr", <https://kakuro.com/pt-BR>; rel="alternate"; hreflang="pt-BR", <https://kakuro.com/de>; rel="alternate"; hreflang="de", <https://kakuro.com/tr>; rel="alternate"; hreflang="tr", <https://kakuro.com/it>; rel="alternate"; hreflang="it", <https://kakuro.com/sv>; rel="alternate"; hreflang="sv", <https://kakuro.com/sl>; rel="alternate"; hreflang="sl", <https://kakuro.com/id>; rel="alternate"; hreflang="id", <https://kakuro.com/ms>; rel="alternate"; hreflang="ms", <https://kakuro.com/nl>; rel="alternate"; hreflang="nl", <https://kakuro.com/pl>; rel="alternate"; hreflang="pl", <https://kakuro.com/fi>; rel="alternate"; hreflang="fi", <https://kakuro.com/hr>; rel="alternate"; hreflang="hr", <https://kakuro.com/he>; rel="alternate"; hreflang="he", <https://kakuro.com/no>; rel="alternate"; hreflang="no", <https://kakuro.com/da>; rel="alternate"; hreflang="da", <https://kakuro.com/cs>; rel="alternate"; hreflang="cs", <https://kakuro.com/vi>; rel="alternate"; hreflang="vi", <https://kakuro.com/hu>; rel="alternate"; hreflang="hu", <https://kakuro.com/ro>; rel="alternate"; hreflang="ro", <https://kakuro.com/bg>; rel="alternate"; hreflang="bg", <https://kakuro.com/el>; rel="alternate"; hreflang="el", <https://kakuro.com/ar>; rel="alternate"; hreflang="ar", <https://kakuro.com/th>; rel="alternate"; hreflang="th", <https://kakuro.com/lt>; rel="alternate"; hreflang="lt", <https://kakuro.com/hi>; rel="alternate"; hreflang="hi", <https://kakuro.com/uk>; rel="alternate"; hreflang="uk", <https://kakuro.com/sk>; rel="alternate"; hreflang="sk", <https://kakuro.com/fil>; rel="alternate"; hreflang="fil", <https://kakuro.com/pt-PT>; rel="alternate"; hreflang="pt-PT", <https://kakuro.com/sr>; rel="alternate"; hreflang="sr", <https://kakuro.com/>; rel="alternate"; hreflang="x-default", </_next/static/media/7b0b24f36b1a6d0b-s.p.woff2>; rel=preload; as="font"; crossorigin=""; type="font/woff2", </_next/static/media/bb3ef058b751a6ad-s.p.woff2>; rel=preload; as="font"; crossorigin=""; type="font/woff2"
x-middleware-rewrite: /en
vary: RSC, Next-Router-State-Tree, Next-Router-Prefetch, Accept-Encoding
x-powered-by: Next.js
cache-control: private, no-cache, no-store, max-age=0, must-revalidate
report-to: {"group":"cf-nel","max_age":604800,"endpoints":[{"url":"https://a.nel.cloudflare.com/report/v4?s=m3LEWFZpwu%2BwOHjqqhKM0nAvOL3rvxqzSY4XdercZp0D5CFhd2OVMCKoP5crtJ5i%2FR%2FLiXUiEjsaW%2FJoUMM6xsIo0ezPNMoU%2FXNURjfCaTo9ZcjB8UA5OUjtDFQa"}]}
cf-cache-status: DYNAMIC
nel: {"report_to":"cf-nel","success_fraction":0.0,"max_age":604800}
server-timing: cfCacheStatus;desc="DYNAMIC", cfEdge;dur=12,cfOrigin;dur=512
content-encoding: zstd
cf-ray: a538d14c791b735b-CDG
alt-svc: h3=":443"; ma=86400

Hosting

IP address188.114.97.0
Location United States
Network (ISP)CloudFlare
Autonomous systemAS13335 CloudFlare, Inc.
Server softwarecloudflare

Nameservers

HostIPCountry
alexia.ns.cloudflare.com172.64.34.175 United States
louis.ns.cloudflare.com172.64.35.89 United States

Domain registration (WHOIS)

RegistrarDynadot Inc
CreatedSeptember 6, 2005 21 years 2 months ago
UpdatedAugust 24, 2026
ExpiresSeptember 6, 2027 in 297 days
StatusclientTransferProhibited
Raw WHOIS record
   Domain Name: KAKURO.COM
   Registry Domain ID: 205709554_DOMAIN_COM-VRSN
   Registrar WHOIS Server: whois.dynadot.com
   Registrar URL: http://www.dynadot.com
   Updated Date: 2026-08-24T17:27:01Z
   Creation Date: 2005-09-06T21:28:08Z
   Registry Expiry Date: 2027-09-06T21:28:08Z
   Registrar: Dynadot Inc
   Registrar IANA ID: 472
   Registrar Abuse Contact Email: [email protected]
   Registrar Abuse Contact Phone: +16502620100
   Domain Status: clientTransferProhibited https://icann.org/epp#clientTransferProhibited
   Name Server: ALEXIA.NS.CLOUDFLARE.COM
   Name Server: LOUIS.NS.CLOUDFLARE.COM
   DNSSEC: unsigned
   URL of the ICANN Whois Inaccuracy Complaint Form: https://www.icann.org/wicf/
>>> Last update of whois database: 2026-09-28T04:33:44Z <<<

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.

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database through the use of electronic processes that are high-volume and
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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
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by the following terms of use: You agree that you may use this Data only
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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

TypeHostValueTTL
Akakuro.comip: 188.114.96.0298
Akakuro.comip: 188.114.97.0298
NSkakuro.comtarget: alexia.ns.cloudflare.com86400
NSkakuro.comtarget: louis.ns.cloudflare.com86400
SOAkakuro.commname: alexia.ns.cloudflare.com
rname: dns.cloudflare.com
serial: 2415428961
refresh: 10000
retry: 2400
expire: 604800
minimum-ttl: 1800
1800
TXTkakuro.comtxt: google-site-verification=qqqnkFiukMt9ZsMWD2tRixfY5Q6Tf94agRAore0KXOE300
AAAAkakuro.comipv6: 2a06:98c1:3121::2298
AAAAkakuro.comipv6: 2a06:98c1:3120::2298

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kakuro.com compared with similar websites

WebsiteGlobal rankEst. worthRegisteredHosted in
kakuro.com#4,965,075$1,0352005 United States
niasoft.com#7,490,647$1682009 Russia
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puzzle-sudoku.com#3,558,189$5102012 United States
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  1. #4,965,054 techdiem.com $329
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  3. #4,965,070 dslissabon.com $584
  4. #4,965,070 abellolinde.es $239
  5. #4,965,075 kakuro.com $1,035
  6. #4,965,077 idesignedu.org $404
  7. #4,965,087 thaiotsukanutrition.club $239
  8. #4,965,099 stirlingsteele.com $224
  9. #4,965,103 myagent.ne.jp $239

Questions about kakuro.com

When was kakuro.com registered?

Kakuro.com was registered on September 6, 2005, making it 21 years 2 months old.

Who is the domain registrar for kakuro.com?

Kakuro.com is registered through Dynadot Inc.

Where is kakuro.com hosted?

Kakuro.com's server (IP 188.114.97.0) is located in United States.

How much is kakuro.com worth?

We estimate kakuro.com is worth $1,035. 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 kakuro.com get?

Based on its rank, kakuro.com receives roughly 374 unique visitors and 19K page views per month. These figures are modelled from the rank, not measured.

What is kakuro.com's global rank?

Kakuro.com has an estimated global rank of 4,965,075, 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 kakuro.com?

Kakuro.com resolves to 188.114.97.0, on the network of CloudFlare (AS13335), and is served through Cloudflare. Its DNS is managed by Cloudflare.

When does kakuro.com expire?

The domain registration of kakuro.com is valid until September 6, 2027 (in 297 days), at Dynadot Inc. Owners usually renew before that date.

What websites are similar to kakuro.com?

Popular websites in the same category as kakuro.com include niasoft.com, sudoku.com, dropthechicken.com, puzzle-sudoku.com, andoku.com.

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kakuro.com on StatMemory

Shows your live global rank. To cite this report: “StatMemory, kakuro.com website report, https://statmemory.com/kakuro.com”.

StatMemory is not affiliated with kakuro.com. This report shows publicly available data (DNS, WHOIS, HTTP headers, public top-site lists) and automated estimates for information purposes.