AboutUs hasn't finished checking this site yet — the live checks below are current; more details appear as we crawl it.
kupi.cz
Verifying against the live site and live WHOIS/DNS…
Common questions
Is kupi.cz legit or a scam?
kupi.cz was registered Aug 22, 2012 (14 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 kupi.cz?
Nobody has completed AboutUs's owner verification for kupi.cz. That's true of most sites here — it isn't itself a warning sign.
When was kupi.cz registered?
kupi.cz's registration dates to Aug 22, 2012 (14 years old), per public registration records. Seznam.cz, a.s. is the registrar on record today.
Authority 69/100— ahead of 69% of the August 2026 scored sampleClear
Why this authority score
69 is a percentile: higher than 69% of sites we score.
How it's calculated
Prominence (Tranco rank #8,822)+7
Verified continuity: 14.2 years (RDAP registration)+9
Security & email hygiene+5
Calibration adjustment (published map)+14
Model score: 35/99 — what these reason lines add up to.
Published Authority (percentile): 69/100 — this site's rank against the August 2026 scored sample. Public Authority is capped at 99.
Safety evidence
Retained threat-feed result (recorded less than a day ago); name-similarity check available (recorded less than a day ago); 3/3 transport and email checks available (oldest recorded less than a day ago). This is evidence coverage, not a probability that a website is safe.
What kupi.cz said about itself, 2012
Quoted from the site's AboutUs wiki page in each year it changed (1 version). These are the page's own words at the time, not AboutUs's assessment. New words · dropped words
2012
kupi - informace o zboží, akčních cenách a slevách
Site history
Dated record — historical facts always carry their date.
✓ domain continuity 14 years registered✓ live verified Nov 15, 2026
No caution flags in the available scoring observations; this is not a complete safety assessment
Lifeline · kupi.cz over time
Checked in the last 30 daysOlder, dated recordFrom registration records
Registered 14 years ago · on AboutUs since 2012 · 1 registrar change since Sep 2, 2012 · 2 registrant changes since 2012 · last checked Nov 15, 2026.
Registration
RegisteredAug 22, 2012kupi.cz was registered on Aug 22, 2012.Source: RDAP, fetched Oct 25, 2026
AboutUs record
AboutUs wiki pageSep 26, 2012An AboutUs wiki page described kupi.cz from Sep 26, 2012 to Sep 26, 2012 (1 edit).Source: AboutUs wiki archive, 2006–2023Said about itself in 2012Jul 1, 2012“kupi - informace o zboží, akčních cenách a slevách”Source: AboutUs wiki archive, 2012
Registrar
REG-GRANSYREG-GRANSYSep 2, 2012 – Aug 3, 2022Registrar REG-GRANSY in the WHOIS and RDAP records held for kupi.cz, from Sep 2, 2012 to Aug 3, 2022.Source: WHOIS / RDAP archive (who.is)REG-SEZNAM
Registrant
Registrant recordsSep 2, 2012 – Apr 28, 2026Registration records for kupi.cz are held from Sep 2, 2012 to Apr 28, 2026 (66 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
Nameservers: gransy.comNameservers: gransy.comSep 2, 2012 – Jun 24, 2016Registration records listed gransy.com nameservers (ns.gransy.com, ns2.gransy.com, ns3.gransy.com…) for kupi.cz from Sep 2, 2012 to Jun 24, 2016.Source: From registration records (WHOIS / RDAP archive, who.is)Nameservers: Cloudflare
Certificate
COMODO CA LimitedCOMODO CA LimitedNov 13, 2014 – May 26, 2020COMODO CA Limited issued 192 certificates for kupi.cz from Nov 13, 2014, the latest valid until May 26, 2020.Source: Certificate Transparency logs (crt.sh)CloudFlareCloudFlare
201520202025Jan ’26Oct ’26← last 12 months, drawn wider
Every dated fact on this lifeline (19)
Jul 1, 2012AboutUs record: “kupi - informace o zboží, akčních cenách a slevách”Source: AboutUs wiki archive, 2012
Aug 22, 2012Registration: kupi.cz was registered on Aug 22, 2012.Source: RDAP, fetched Oct 25, 2026
Sep 2, 2012 – Aug 3, 2022Registrar: Registrar REG-GRANSY in the WHOIS and RDAP records held for kupi.cz, from Sep 2, 2012 to Aug 3, 2022.Source: WHOIS / RDAP archive (who.is)
Sep 2, 2012 – Apr 28, 2026Registrant: Registration records for kupi.cz are held from Sep 2, 2012 to Apr 28, 2026 (66 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
Sep 2, 2012 – Jun 24, 2016Zone file: Registration records listed gransy.com nameservers (ns.gransy.com, ns2.gransy.com, ns3.gransy.com…) for kupi.cz from Sep 2, 2012 to Jun 24, 2016.Source: From registration records (WHOIS / RDAP archive, who.is)
Sep 26, 2012AboutUs record: An AboutUs wiki page described kupi.cz from Sep 26, 2012 to Sep 26, 2012 (1 edit).
Current AboutUs recordJul 18, 2026 – Nov 15, 2026 (latest)Authority and Safety last refreshed Nov 15, 2026.Source: AboutUs checks
REG-SEZNAM
Sep 13, 2022 – Apr 28, 2026 (latest)
Registrar REG-SEZNAM in the WHOIS and RDAP records held for kupi.cz, from Sep 13, 2022 to Apr 28, 2026.
Source: WHOIS / RDAP archive (who.is)
Registrant change
Apr 19, 2014
The registrant name or organization in the registration record changed; first recorded Apr 19, 2014. 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 changeSep 13, 2022The registrant name or organization in the registration record changed; first recorded Sep 13, 2022. 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: Cloudflare
Dec 6, 2016 – Apr 28, 2026
Registration records listed Cloudflare nameservers (curt.ns.cloudflare.com, nicole.ns.cloudflare.com) for kupi.cz from Dec 6, 2016 to Apr 28, 2026.
Source: From registration records (WHOIS / RDAP archive, who.is)
DNS moved to CloudflareDec 6, 2016kupi.cz's nameservers moved from gransy.com to Cloudflare at some point between Jun 24, 2016 and Dec 6, 2016. Last seen at gransy.com: Jun 24, 2016 (registration record). First seen at Cloudflare: Dec 6, 2016 (registration record). AboutUs holds no nameserver records for the 5 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)
Oct 21, 2016 – Dec 31, 2024
CloudFlare issued 33 certificates for kupi.cz from Oct 21, 2016, the latest valid until Dec 31, 2024.
Source: Certificate Transparency logs (crt.sh)
Sectigo LimitedSectigo LimitedFeb 14, 2019 – Nov 15, 2026Sectigo Limited issued 7 certificates for kupi.cz from Feb 14, 2019, the latest valid until Feb 20, 2027.Source: Certificate Transparency logs (crt.sh + AboutUs's own certificate-log reader)
Google Trust Services LLCMay 18, 2022 – Apr 9, 2023Google Trust Services LLC issued 5 certificates for kupi.cz from May 18, 2022, the latest valid until Apr 9, 2023.Source: Certificate Transparency logs (crt.sh)
Google Trust Services LLCMay 31, 2023 – Aug 14, 2024Google Trust Services LLC issued 7 certificates for kupi.cz from May 31, 2023, the latest valid until Aug 14, 2024.Source: Certificate Transparency logs (crt.sh)
Let's EncryptLet's EncryptMar 7, 2024 – Nov 15, 2026Let's Encrypt issued 116 certificates for kupi.cz from Mar 7, 2024, the latest valid until Feb 2, 2027.Source: Certificate Transparency logs (crt.sh + AboutUs's own certificate-log reader)
Google Trust ServicesGoogle Trust ServicesJul 14, 2024 – Nov 15, 2026Google Trust Services issued 101 certificates for kupi.cz from Jul 14, 2024, the latest valid until Feb 5, 2027.Source: Certificate Transparency logs (crt.sh + AboutUs's own certificate-log reader)
Source: AboutUs wiki archive, 2006–2023
Apr 19, 2014Registrant: The registrant name or organization in the registration record changed; first recorded Apr 19, 2014. 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
Nov 13, 2014 – May 26, 2020Certificate: COMODO CA Limited issued 192 certificates for kupi.cz from Nov 13, 2014, the latest valid until May 26, 2020.Source: Certificate Transparency logs (crt.sh)
Oct 21, 2016 – Dec 31, 2024Certificate: CloudFlare issued 33 certificates for kupi.cz from Oct 21, 2016, the latest valid until Dec 31, 2024.Source: Certificate Transparency logs (crt.sh)
Dec 6, 2016 – Apr 28, 2026Zone file: Registration records listed Cloudflare nameservers (curt.ns.cloudflare.com, nicole.ns.cloudflare.com) for kupi.cz from Dec 6, 2016 to Apr 28, 2026.Source: From registration records (WHOIS / RDAP archive, who.is)
Dec 6, 2016Zone file: kupi.cz's nameservers moved from gransy.com to Cloudflare at some point between Jun 24, 2016 and Dec 6, 2016. Last seen at gransy.com: Jun 24, 2016 (registration record). First seen at Cloudflare: Dec 6, 2016 (registration record). AboutUs holds no nameserver records for the 5 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)
Feb 14, 2019 – Nov 15, 2026Certificate: Sectigo Limited issued 7 certificates for kupi.cz from Feb 14, 2019, the latest valid until Feb 20, 2027.Source: Certificate Transparency logs (crt.sh + AboutUs's own certificate-log reader)
May 18, 2022 – Apr 9, 2023Certificate: Google Trust Services LLC issued 5 certificates for kupi.cz from May 18, 2022, the latest valid until Apr 9, 2023.Source: Certificate Transparency logs (crt.sh)
Sep 13, 2022 – Apr 28, 2026Registrar: Registrar REG-SEZNAM in the WHOIS and RDAP records held for kupi.cz, from Sep 13, 2022 to Apr 28, 2026.Source: WHOIS / RDAP archive (who.is)
Sep 13, 2022Registrant: The registrant name or organization in the registration record changed; first recorded Sep 13, 2022. 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
May 31, 2023 – Aug 14, 2024Certificate: Google Trust Services LLC issued 7 certificates for kupi.cz from May 31, 2023, the latest valid until Aug 14, 2024.Source: Certificate Transparency logs (crt.sh)
Mar 7, 2024 – Nov 15, 2026Certificate: Let's Encrypt issued 116 certificates for kupi.cz from Mar 7, 2024, the latest valid until Feb 2, 2027.Source: Certificate Transparency logs (crt.sh + AboutUs's own certificate-log reader)
Jul 14, 2024 – Nov 15, 2026Certificate: Google Trust Services issued 101 certificates for kupi.cz from Jul 14, 2024, the latest valid until Feb 5, 2027.Source: Certificate Transparency logs (crt.sh + AboutUs's own certificate-log reader)
Jul 18, 2026 – Nov 15, 2026AboutUs record: Authority and Safety last refreshed Nov 15, 2026.Source: AboutUs checks