Checked in the last 30 daysOlder, dated recordFrom registration records
2 registrar changes since Apr 6, 2012 · 2 registrant changes since 2012 · last checked Jul 19, 2026.
Registration
No registration date on file yet. AboutUs reads it from RDAP when the site is checked.
AboutUs record
Current AboutUs recordJul 18, 2026 – Jul 19, 2026 (latest)Authority and Safety last refreshed Jul 19, 2026.Source: AboutUs checks
Registrar
REG-ASCIOREG-ASCIOApr 6, 2012 – Aug 8, 2016Registrar REG-ASCIO in the WHOIS and RDAP records held for decathlon.cz, from Apr 6, 2012 to Aug 8, 2016.Source: WHOIS / RDAP archive (who.is)REG-ACTIVE24Jul 12, 2018 – Nov 16, 2019Registrar REG-ACTIVE24 in the WHOIS and RDAP records held for decathlon.cz, from Jul 12, 2018 to Nov 16, 2019.
Registrant
Registrant recordsApr 6, 2012 – May 19, 2026Registration records for decathlon.cz are held from Apr 6, 2012 to May 19, 2026 (47 records). 2 changes of registrant name or organization are marked. Privacy-service and redaction changes, renames of the same organization and new contacts at it are not counted.Source: WHOIS / RDAP archive (who.is); counted by registrant name and organization only
Zone file
No nameserver records held, Aug 2016 – Jul 2018Nameservers: netnames.netNameservers: netnames.netApr 6, 2012 – Aug 8, 2016Registration records listed netnames.net nameservers (ns1.netnames.net, ns2.netnames.net, ns5.netnames.net…) for decathlon.cz from Apr 6, 2012 to Aug 8, 2016.Source: From registration records (WHOIS / RDAP archive, who.is)
Certificate
Alpiro s.r.o.Alpiro s.r.o.Sep 8, 2025 – Nov 15, 2026Alpiro s.r.o. issued 2 certificates for decathlon.cz from Sep 8, 2025, the latest valid until Mar 16, 2027.Source: Certificate Transparency logs (AboutUs's own certificate-log reader)Sectigo Limited
201520202025Jan ’26Oct ’26← last 12 months, drawn wider
Every dated fact on this lifeline (16)
Apr 6, 2012 – Aug 8, 2016Registrar: Registrar REG-ASCIO in the WHOIS and RDAP records held for decathlon.cz, from Apr 6, 2012 to Aug 8, 2016.Source: WHOIS / RDAP archive (who.is)
Apr 6, 2012 – May 19, 2026Registrant: Registration records for decathlon.cz are held from Apr 6, 2012 to May 19, 2026 (47 records). 2 changes of registrant name or organization are marked. Privacy-service and redaction changes, renames of the same organization and new contacts at it are not counted.Source: WHOIS / RDAP archive (who.is); counted by registrant name and organization only
Apr 6, 2012 – Aug 8, 2016Zone file: Registration records listed netnames.net nameservers (ns1.netnames.net, ns2.netnames.net, ns5.netnames.net…) for decathlon.cz from Apr 6, 2012 to Aug 8, 2016.Source: From registration records (WHOIS / RDAP archive, who.is)
Jul 12, 2018 – Nov 16, 2019Registrar: Registrar REG-ACTIVE24 in the WHOIS and RDAP records held for decathlon.cz, from Jul 12, 2018 to Nov 16, 2019.Source: WHOIS / RDAP archive (who.is)
Jul 12, 2018Registrant: The registrant name or organization in the registration record changed; first recorded Jul 12, 2018. That can be a rename, a new contact or a sale; the record alone does not say which.Source: WHOIS / RDAP archive (who.is); counted by registrant name and organization only
Automated safety checks
DNS (passed)
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 Aug 10, 2006 — 20 years old.
latest result
Registrar on record: Corporation Service Company (Singapore) Pte Ltd — unchanged since AboutUs began tracking (Nov 15, 2026).
Authority: not enough signals yetNot enough signals yet
Source: WHOIS / RDAP archive (who.is)
REG-IPMIRRORREG-IPMIRRORDec 16, 2019 – May 19, 2026 (latest)Registrar REG-IPMIRROR in the WHOIS and RDAP records held for decathlon.cz, from Dec 16, 2019 to May 19, 2026.Source: WHOIS / RDAP archive (who.is)
Registrant changeJul 12, 2018The registrant name or organization in the registration record changed; first recorded Jul 12, 2018. That can be a rename, a new contact or a sale; the record alone does not say which.Source: WHOIS / RDAP archive (who.is); counted by registrant name and organization only
Registrant changeDec 16, 2019The registrant name or organization in the registration record changed; first recorded Dec 16, 2019. That can be a rename, a new contact or a sale; the record alone does not say which.Source: WHOIS / RDAP archive (who.is); counted by registrant name and organization only
2 registrant changes, 2012–2026
Nameservers: nstld.comJul 12, 2018 – Nov 16, 2019Registration records listed nstld.com nameservers (a4.nstld.com, f4.nstld.com, g4.nstld.com) for decathlon.cz from Jul 12, 2018 to Nov 16, 2019.Source: From registration records (WHOIS / RDAP archive, who.is)
DNS moved to nstld.comJul 12, 2018decathlon.cz's nameservers moved from netnames.net to nstld.com at some point between Aug 8, 2016 and Jul 12, 2018. Last seen at netnames.net: Aug 8, 2016 (registration record). First seen at nstld.com: Jul 12, 2018 (registration record). AboutUs holds no nameserver records for the 23 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)
Nameservers: cscdns.net, cscdns.ukNameservers: cscdns.net, cscdns.ukDec 16, 2019 – May 19, 2026Registration records listed cscdns.net, cscdns.uk nameservers (udns1.cscdns.net, udns2.cscdns.uk) for decathlon.cz from Dec 16, 2019 to May 19, 2026.Source: From registration records (WHOIS / RDAP archive, who.is)
DNS moved to cscdns.net, cscdns.ukDec 16, 2019decathlon.cz's nameservers moved from nstld.com to cscdns.net, cscdns.uk between Nov 16, 2019 and Dec 16, 2019. Last seen at nstld.com: Nov 16, 2019 (registration record). First seen at cscdns.net, cscdns.uk: Dec 16, 2019 (registration record).Source: Derived from the nameserver records on this lifeline (registration record → registration record)
Sectigo Limited
Dec 9, 2025 – Nov 15, 2026
Sectigo Limited issued 3 certificates for decathlon.cz from Dec 9, 2025, the latest valid until Jan 28, 2027.
Source: Certificate Transparency logs (AboutUs's own certificate-log reader)
Google Trust ServicesMar 22, 2026 – Nov 15, 2026Google Trust Services issued 82 certificates for decathlon.cz from Mar 22, 2026, the latest valid until Feb 12, 2027.Source: Certificate Transparency logs (AboutUs's own certificate-log reader)
Let's EncryptApr 25, 2026 – Nov 15, 2026Let's Encrypt issued 30 certificates for decathlon.cz from Apr 25, 2026, the latest valid until Feb 3, 2027.Source: Certificate Transparency logs (AboutUs's own certificate-log reader)
Jul 12, 2018 – Nov 16, 2019Zone file: Registration records listed nstld.com nameservers (a4.nstld.com, f4.nstld.com, g4.nstld.com) for decathlon.cz from Jul 12, 2018 to Nov 16, 2019.Source: From registration records (WHOIS / RDAP archive, who.is)
Jul 12, 2018Zone file: decathlon.cz's nameservers moved from netnames.net to nstld.com at some point between Aug 8, 2016 and Jul 12, 2018. Last seen at netnames.net: Aug 8, 2016 (registration record). First seen at nstld.com: Jul 12, 2018 (registration record). AboutUs holds no nameserver records for the 23 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)
Dec 16, 2019 – May 19, 2026Registrar: Registrar REG-IPMIRROR in the WHOIS and RDAP records held for decathlon.cz, from Dec 16, 2019 to May 19, 2026.Source: WHOIS / RDAP archive (who.is)
Dec 16, 2019Registrant: The registrant name or organization in the registration record changed; first recorded Dec 16, 2019. That can be a rename, a new contact or a sale; the record alone does not say which.Source: WHOIS / RDAP archive (who.is); counted by registrant name and organization only
Dec 16, 2019 – May 19, 2026Zone file: Registration records listed cscdns.net, cscdns.uk nameservers (udns1.cscdns.net, udns2.cscdns.uk) for decathlon.cz from Dec 16, 2019 to May 19, 2026.Source: From registration records (WHOIS / RDAP archive, who.is)
Dec 16, 2019Zone file: decathlon.cz's nameservers moved from nstld.com to cscdns.net, cscdns.uk between Nov 16, 2019 and Dec 16, 2019. Last seen at nstld.com: Nov 16, 2019 (registration record). First seen at cscdns.net, cscdns.uk: Dec 16, 2019 (registration record).Source: Derived from the nameserver records on this lifeline (registration record → registration record)
Sep 8, 2025 – Nov 15, 2026Certificate: Alpiro s.r.o. issued 2 certificates for decathlon.cz from Sep 8, 2025, the latest valid until Mar 16, 2027.Source: Certificate Transparency logs (AboutUs's own certificate-log reader)
Dec 9, 2025 – Nov 15, 2026Certificate: Sectigo Limited issued 3 certificates for decathlon.cz from Dec 9, 2025, the latest valid until Jan 28, 2027.Source: Certificate Transparency logs (AboutUs's own certificate-log reader)
Mar 22, 2026 – Nov 15, 2026Certificate: Google Trust Services issued 82 certificates for decathlon.cz from Mar 22, 2026, the latest valid until Feb 12, 2027.Source: Certificate Transparency logs (AboutUs's own certificate-log reader)
Apr 25, 2026 – Nov 15, 2026Certificate: Let's Encrypt issued 30 certificates for decathlon.cz from Apr 25, 2026, the latest valid until Feb 3, 2027.Source: Certificate Transparency logs (AboutUs's own certificate-log reader)
Jul 18, 2026 – Jul 19, 2026AboutUs record: Authority and Safety last refreshed Jul 19, 2026.Source: AboutUs checks
Why we're not scoring this yet
We withhold an authority number until independent evidence (global rank, link-graph presence) has accrued. The facts we do have about this site are shown below — we'd rather say “not enough signals yet” than invent a low score.
Site history
Dated record — historical facts always carry their date.
2006
Domain registered (Aug 10, 2006).
2026
Checked today — The site's bot protection blocked AboutUs's HTTPS check; all 1 of the other checks passed (Nov 15, 2026).
✓ domain continuity 20 years registered– live check blocked the site's bot protection turned the check away Nov 15, 2026