Verifying against the live site and live WHOIS/DNS…
Common questions
Is kumon.co.uk legit or a scam?
kumon.co.uk was registered Jul 9, 1998 (28 years old), per public registration records. AboutUs doesn't label sites "legit" or "a scam": this page lists the dated registration, DNS, HTTPS, mail-authentication and safety checks we could verify, each with its source, so you can decide for yourself.
Who owns kumon.co.uk?
Nobody has completed AboutUs's owner verification for kumon.co.uk. That's true of most sites here — it isn't itself a warning sign.
When was kumon.co.uk registered?
kumon.co.uk's registration dates to Jul 9, 1998 (28 years old), per public registration records. EuroDNS SA is the registrar on record today.
Correct a description, link or other detail. Submissions are reviewed before publication.
1 of 2 safety checks passed (Oct 31, 2026).
Registered 1998 · AboutUs could not get a response over HTTPS when it checked (Oct 31, 2026)
Maths tuition & extra English lessons for children
Kumon operates a network of 600+ study centres across the UK offering maths and English tuition programmes for children. The method combines expert instruction with self-directed learning materials, including digital tools, to build independent study skills and confidence. Franchised locally, Kumon charges from £2.45 per day and operates globally across 50+ countries.
Make sure the site responds over HTTPS with a valid certificate.
AboutUs has not vetted this site. Everything below is what we could measure automatically. Anything you do on the site — paying, sharing personal details, downloading — is between you and the site, not AboutUs.
Current facts
Latest available measurements; dated entries retain their dates. These are measurements, not an endorsement of the site.
latest result
Domain registered Jul 9, 1998 — 28 years old.
latest result
Registrar on record: EuroDNS SA — unchanged since AboutUs began tracking (Jul 26, 2026).
checked Oct 3, 2026
The live front page reads as an education or reference site that sells its own services.
Authority 59/100— ahead of 59% of the August 2026 scored sampleClear
Why this authority score
59 is a percentile: higher than 59% of sites we score.
How it's calculated
Prominence (Tranco rank #597,173)+5
Verified continuity: 28.3 years (RDAP registration)+11
Security & email hygiene+5
Calibration adjustment (published map)+10
Model score: 31/99 — what these reason lines add up to.
Published Authority (percentile): 59/100 — this site's rank against the August 2026 scored sample. Public Authority is capped at 99.
Safety evidence
Retained threat-feed result (recorded about 5 days ago); name-similarity check available (recorded about 5 days ago); 3/3 transport and email checks available (oldest recorded about 5 days ago). This is evidence coverage, not a probability that a website is safe.
What kumon.co.uk said about itself, 2006–2018
Quoted from the site's AboutUs wiki page in each year it changed (2 versions). These are the page's own words at the time, not AboutUs's assessment. New words · dropped words
2006
The Kumon organisation is a leading worldwide supplementary education provider. Kumon was started 50 years ago in Japan by Toru Kumon, a teacher and parent who was striving to give his own son the best start in life. The success of his unique instructional method spread rapidly and today over 3.7 million children in 44 countries across the world study with Kumon.
2018
Website: www.kumon.co.uk/Chelmsford-North/?utm_source=BrightLocal&utm_medium=Listing&utm_campaign=Local Description: Kumon's experienced maths and English tutor in Chelmsford offers the unique Kumon Maths and English Programmes, which help children to reach their full potential. Get in touch now to see how we can help your child thrive at school..rewritten
Now
Kumon operates a network of 600+ study centres across the UK offering maths and English tuition programmes for children. The method combines expert instruction with self-directed learning materials, including digital tools, to build independent study skills and confidence. Franchised locally, Kumon charges from £2.45 per day and operates globally across 50+ countries.
Site history
Dated record — historical facts always carry their date.
✓ domain continuity 28 years registered– no HTTPS response the site did not answer over HTTPS when checked Oct 31, 2026
Lifeline · kumon.co.uk over time
Checked in the last 30 daysOlder, dated recordFrom registration records
Registered 28 years ago · on AboutUs since 2006 · one registrar since Jan 2, 2026 · no ownership change on record since 2009 · last checked Oct 31, 2026.
Registration
RegisteredJul 9, 1998kumon.co.uk was registered on Jul 9, 1998.Source: RDAP, fetched Oct 26, 2026
No caution flags in the available scoring observations; this is not a complete safety assessment
AboutUs summary of the current website, Jul 24, 2026.
AboutUs record
AboutUs wiki pageAboutUs wiki pageJun 20, 2006 – Oct 18, 2018An AboutUs wiki page described kumon.co.uk from Jun 20, 2006 to Oct 18, 2018 (11 edits).Source: AboutUs wiki archive, 2006–2023Said about itself in 2006Jul 1, 2006“The Kumon organisation is a leading worldwide supplementary education provider. Kumon was started 50 years ago in Japan by Toru Kumon, a teacher and parent who was striving to give his own son the best start in life. Th…”Source: AboutUs wiki archive, 2006Said about itself in 2018Jul 1, 2018“Website: www.kumon.co.uk/Chelmsford-North/?utm_source=BrightLocal&utm_medium=Listing&utm_campaign=Local Description: Kumon's experienced maths and English tutor in Chelmsford offers the unique Kumon Maths and English Pr…”Source: AboutUs wiki archive, 2018Current AboutUs recordJul 18, 2026 – Oct 26, 2026 (latest)Authority and Safety last refreshed Oct 26, 2026.Source: AboutUs checks
Registrar
EuroDNS SAEuroDNS SAJan 2, 2026 – Oct 31, 2026 (latest)Registrar EuroDNS SA in the registration data recorded, first on Jan 2, 2026 and most recently on Oct 31, 2026.Source: RDAP, fetched Oct 26, 2026
Ownership
Ownership recordsJan 9, 2009 – Jan 2, 2026Registration records for kumon.co.uk are held from Jan 9, 2009 to Jan 2, 2026 (58 records). None shows a change of registrant. Privacy-service and redaction changes are not counted.Source: WHOIS / RDAP archive (who.is); counted by registrant name and organization only
No ownership changes recorded, 2009–2026
Zone file
No nameserver records held, Jan 2026 – Oct 2026Nameservers: GoDaddyNameservers: GoDaddyDec 7, 2016 – Apr 11, 2024Registration records listed GoDaddy nameservers (ns41.domaincontrol.com, ns42.domaincontrol.com) for kumon.co.uk from Dec 7, 2016 to Apr 11, 2024.Source: From registration records (WHOIS / RDAP archive, who.is)Nameservers: eurodns.comJun 11, 2024 – Jan 2, 2026Registration records listed eurodns.com nameservers (ns1.eurodns.com, ns2.eurodns.com, ns3.eurodns.com…) for kumon.co.uk from Jun 11, 2024 to Jan 2, 2026.Source: From registration records (WHOIS / RDAP archive, who.is)DNS moved to eurodns.comJun 11, 2024kumon.co.uk's nameservers moved from GoDaddy to eurodns.com at some point between Apr 11, 2024 and Jun 11, 2024. Last seen at GoDaddy: Apr 11, 2024 (registration record). First seen at eurodns.com: Jun 11, 2024 (registration record). AboutUs holds no nameserver records for the 2 months in between, so the date of the move is not known more closely.Source: Derived from the nameserver records on this lifeline (registration record → registration record)
Certificate
COMODO CA LimitedCOMODO CA LimitedFeb 27, 2013 – Jul 19, 2018COMODO CA Limited issued 2 certificates for kumon.co.uk from Feb 27, 2013, the latest valid until Jul 19, 2018.Source: Certificate Transparency logs (crt.sh)GeoTrust Inc.Nov 13, 2015 – Nov 14, 2018GeoTrust Inc. issued 1 certificate for kumon.co.uk from Nov 13, 2015, the latest valid until Nov 14, 2018.Source: Certificate Transparency logs (crt.sh)GoDaddy.comJun 21, 2018 – Jun 21, 2020GoDaddy.com issued 1 certificate for kumon.co.uk from Jun 21, 2018, the latest valid until Jun 21, 2020.Source: Certificate Transparency logs (crt.sh)DigiCert IncOct 15, 2018 – Dec 13, 2020DigiCert Inc issued 1 certificate for kumon.co.uk from Oct 15, 2018, the latest valid until Dec 13, 2020.Source: Certificate Transparency logs (crt.sh)Sectigo LimitedSectigo LimitedJun 18, 2020 – Oct 31, 2026Sectigo Limited issued 6 certificates for kumon.co.uk from Jun 18, 2020, the latest valid until Dec 2, 2026.Source: Certificate Transparency logs (crt.sh + AboutUs's own certificate-log reader)Let's EncryptLet's EncryptMar 24, 2025 – Oct 31, 2026 (latest)Let's Encrypt issued 34 certificates for kumon.co.uk from Mar 24, 2025, the latest valid until Jan 21, 2027. Seen in use on Oct 31, 2026.Source: Certificate Transparency logs (crt.sh + AboutUs's own certificate-log reader); TLS check, Oct 31, 2026
200020102020Jan ’26Oct ’26← last 12 months, drawn wider
Every dated fact on this lifeline (16)
Jul 9, 1998Registration: kumon.co.uk was registered on Jul 9, 1998.Source: RDAP, fetched Oct 26, 2026
Jun 20, 2006 – Oct 18, 2018AboutUs record: An AboutUs wiki page described kumon.co.uk from Jun 20, 2006 to Oct 18, 2018 (11 edits).Source: AboutUs wiki archive, 2006–2023
Jul 1, 2006AboutUs record: “The Kumon organisation is a leading worldwide supplementary education provider. Kumon was started 50 years ago in Japan by Toru Kumon, a teacher and parent who was striving to give his own son the best start in life. Th…”Source: AboutUs wiki archive, 2006
Jan 9, 2009 – Jan 2, 2026Ownership: Registration records for kumon.co.uk are held from Jan 9, 2009 to Jan 2, 2026 (58 records). None shows a change of registrant. Privacy-service and redaction changes are not counted.Source: WHOIS / RDAP archive (who.is); counted by registrant name and organization only
Feb 27, 2013 – Jul 19, 2018Certificate: COMODO CA Limited issued 2 certificates for kumon.co.uk from Feb 27, 2013, the latest valid until Jul 19, 2018.Source: Certificate Transparency logs (crt.sh)
Nov 13, 2015 – Nov 14, 2018Certificate: GeoTrust Inc. issued 1 certificate for kumon.co.uk from Nov 13, 2015, the latest valid until Nov 14, 2018.Source: Certificate Transparency logs (crt.sh)
Dec 7, 2016 – Apr 11, 2024Zone file: Registration records listed GoDaddy nameservers (ns41.domaincontrol.com, ns42.domaincontrol.com) for kumon.co.uk from Dec 7, 2016 to Apr 11, 2024.Source: From registration records (WHOIS / RDAP archive, who.is)
Jun 21, 2018 – Jun 21, 2020Certificate: GoDaddy.com issued 1 certificate for kumon.co.uk from Jun 21, 2018, the latest valid until Jun 21, 2020.Source: Certificate Transparency logs (crt.sh)
Jul 1, 2018AboutUs record: “Website: www.kumon.co.uk/Chelmsford-North/?utm_source=BrightLocal&utm_medium=Listing&utm_campaign=Local Description: Kumon's experienced maths and English tutor in Chelmsford offers the unique Kumon Maths and English Pr…”Source: AboutUs wiki archive, 2018
Oct 15, 2018 – Dec 13, 2020Certificate: DigiCert Inc issued 1 certificate for kumon.co.uk from Oct 15, 2018, the latest valid until Dec 13, 2020.Source: Certificate Transparency logs (crt.sh)
Jun 18, 2020 – Oct 31, 2026Certificate: Sectigo Limited issued 6 certificates for kumon.co.uk from Jun 18, 2020, the latest valid until Dec 2, 2026.Source: Certificate Transparency logs (crt.sh + AboutUs's own certificate-log reader)
Jun 11, 2024 – Jan 2, 2026Zone file: Registration records listed eurodns.com nameservers (ns1.eurodns.com, ns2.eurodns.com, ns3.eurodns.com…) for kumon.co.uk from Jun 11, 2024 to Jan 2, 2026.Source: From registration records (WHOIS / RDAP archive, who.is)
Jun 11, 2024Zone file: kumon.co.uk's nameservers moved from GoDaddy to eurodns.com at some point between Apr 11, 2024 and Jun 11, 2024. Last seen at GoDaddy: Apr 11, 2024 (registration record). First seen at eurodns.com: Jun 11, 2024 (registration record). AboutUs holds no nameserver records for the 2 months in between, so the date of the move is not known more closely.Source: Derived from the nameserver records on this lifeline (registration record → registration record)
Mar 24, 2025 – Oct 31, 2026Certificate: Let's Encrypt issued 34 certificates for kumon.co.uk from Mar 24, 2025, the latest valid until Jan 21, 2027. Seen in use on Oct 31, 2026.Source: Certificate Transparency logs (crt.sh + AboutUs's own certificate-log reader); TLS check, Oct 31, 2026
Jan 2, 2026 – Oct 31, 2026Registrar: Registrar EuroDNS SA in the registration data recorded, first on Jan 2, 2026 and most recently on Oct 31, 2026.Source: RDAP, fetched Oct 26, 2026
Jul 18, 2026 – Oct 26, 2026AboutUs record: Authority and Safety last refreshed Oct 26, 2026.Source: AboutUs checks