AboutUs hasn't finished checking this site yet — the live checks below are current; more details appear as we crawl it.
defmin.fi
Verifying against the live site and live WHOIS/DNS…
Common questions
Is defmin.fi legit or a scam?
defmin.fi was registered May 12, 2003 (23 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 defmin.fi?
Nobody has completed AboutUs's owner verification for defmin.fi. That's true of most sites here — it isn't itself a warning sign.
When was defmin.fi registered?
defmin.fi's registration dates to May 12, 2003 (23 years old), per public registration records.
Checked in the last 30 daysOlder, dated recordFrom registration records
Registered 23 years ago · on AboutUs since 2006 · one registrar since Dec 29, 2016 · no ownership change on record since 2009 · last checked Oct 14, 2026.
Registration
RegisteredMay 12, 2003defmin.fi was registered on May 12, 2003.Source: RDAP, fetched Oct 14, 2026
AboutUs record
AboutUs wiki pageAboutUs wiki pageJun 19, 2006 – Nov 4, 2013An AboutUs wiki page described defmin.fi from Jun 19, 2006 to Nov 4, 2013 (3 edits).Source: AboutUs wiki archive, 2006–2023
Registrar
Valtion tieto- ja viestint?tekniikkakeskus ValtoriValtion tieto- ja viestint?tekniikkakeskus ValtoriDec 29, 2016 – Nov 20, 2023 (latest)Registrar Valtion tieto- ja viestint?tekniikkakeskus Valtori in the WHOIS and RDAP records held for defmin.fi, from Dec 29, 2016 to Nov 20, 2023.Source: WHOIS / RDAP archive (who.is)
Ownership
Ownership recordsJul 31, 2009 – Apr 13, 2026Registration records for defmin.fi are held from Jul 31, 2009 to Apr 13, 2026 (39 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, Aug 2009 – May 2014No nameserver records held, Aug 2009 – May 2014No nameserver records held, Nov 2023 – Oct 2026No nameserver records held, Nov 2023 – Oct 2026Nameservers: kampusdata.fi, masterplanet.fiJul 31, 2009Registration records listed kampusdata.fi, masterplanet.fi nameservers (ns1.kampusdata.fi, ns6.masterplanet.fi, ns7.masterplanet.fi) for defmin.fi from Jul 31, 2009 to Jul 31, 2009.
Certificate
Sectigo LimitedSectigo LimitedSep 30, 2025 – Oct 29, 2026Sectigo Limited issued 3 certificates for defmin.fi from Sep 30, 2025, the latest valid until Apr 23, 2027.Source: Certificate Transparency logs (AboutUs's own certificate-log reader)Amazon
20052010201520202025Apr ’26← last 12 months, drawn wider
Every dated fact on this lifeline (15)
May 12, 2003Registration: defmin.fi was registered on May 12, 2003.Source: RDAP, fetched Oct 14, 2026
Jun 19, 2006 – Nov 4, 2013AboutUs record: An AboutUs wiki page described defmin.fi from Jun 19, 2006 to Nov 4, 2013 (3 edits).Source: AboutUs wiki archive, 2006–2023
Jul 31, 2009 – Apr 13, 2026Ownership: Registration records for defmin.fi are held from Jul 31, 2009 to Apr 13, 2026 (39 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
Jul 31, 2009Zone file: Registration records listed kampusdata.fi, masterplanet.fi nameservers (ns1.kampusdata.fi, ns6.masterplanet.fi, ns7.masterplanet.fi) for defmin.fi from Jul 31, 2009 to Jul 31, 2009.Source: From registration records (WHOIS / RDAP archive, who.is)
May 10, 2014 – Jan 17, 2019Zone file: Registration records listed vn.fi nameservers (ns01.dnsz.vn.fi, ns02.dnsz.vn.fi, ns03.dnsz.vn.fi…) for defmin.fi from May 10, 2014 to Jan 17, 2019.Source: From registration records (WHOIS / RDAP archive, who.is)
May 10, 2014
Current AboutUs record
Jul 18, 2026 – Oct 14, 2026 (latest)
Authority and Safety last refreshed Oct 14, 2026.
Source: AboutUs checks
Source: From registration records (WHOIS / RDAP archive, who.is)
Nameservers: vn.fiNameservers: vn.fiMay 10, 2014 – Jan 17, 2019Registration records listed vn.fi nameservers (ns01.dnsz.vn.fi, ns02.dnsz.vn.fi, ns03.dnsz.vn.fi…) for defmin.fi from May 10, 2014 to Jan 17, 2019.Source: From registration records (WHOIS / RDAP archive, who.is)
DNS moved to vn.fiMay 10, 2014defmin.fi's nameservers moved from kampusdata.fi, masterplanet.fi to vn.fi at some point between Jul 31, 2009 and May 10, 2014. Last seen at kampusdata.fi, masterplanet.fi: Jul 31, 2009 (registration record). First seen at vn.fi: May 10, 2014 (registration record). AboutUs holds no nameserver records for the about 5 years 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: sonera.fi, sonera.net, sonera.seNameservers: sonera.fi, sonera.net, sonera.seMay 10, 2019 – Nov 20, 2023Registration records listed sonera.fi, sonera.net, sonera.se nameservers (ns1-fin.global.sonera.fi, ns1-swe.global.sonera.se, ns2-fin.global.sonera.fi…) for defmin.fi from May 10, 2019 to Nov 20, 2023.Source: From registration records (WHOIS / RDAP archive, who.is)
DNS moved to sonera.fi, sonera.net, sonera.seMay 10, 2019defmin.fi's nameservers moved from vn.fi to sonera.fi, sonera.net, sonera.se at some point between Jan 17, 2019 and May 10, 2019. Last seen at vn.fi: Jan 17, 2019 (registration record). First seen at sonera.fi, sonera.net, sonera.se: May 10, 2019 (registration record). AboutUs holds no nameserver records for the 4 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)
Amazon
Dec 14, 2025 – Oct 29, 2026
Amazon issued 9 certificates for defmin.fi from Dec 14, 2025, the latest valid until Apr 9, 2027.
Source: Certificate Transparency logs (AboutUs's own certificate-log reader)
Entrust LimitedEntrust LimitedJan 13, 2026 – Oct 29, 2026Entrust Limited issued 1 certificate for defmin.fi from Jan 13, 2026, the latest valid until Feb 13, 2027.Source: Certificate Transparency logs (AboutUs's own certificate-log reader)
Let's EncryptApr 7, 2026 – Oct 29, 2026Let's Encrypt issued 4 certificates for defmin.fi from Apr 7, 2026, the latest valid until Jan 2, 2027.Source: Certificate Transparency logs (AboutUs's own certificate-log reader)
ZeroSSL GmbHJul 11, 2026 – Oct 29, 2026ZeroSSL GmbH issued 2 certificates for defmin.fi from Jul 11, 2026, the latest valid until Dec 8, 2026.Source: Certificate Transparency logs (AboutUs's own certificate-log reader)
Zone file: defmin.fi's nameservers moved from kampusdata.fi, masterplanet.fi to vn.fi at some point between Jul 31, 2009 and May 10, 2014. Last seen at kampusdata.fi, masterplanet.fi: Jul 31, 2009 (registration record). First seen at vn.fi: May 10, 2014 (registration record). AboutUs holds no nameserver records for the about 5 years 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 29, 2016 – Nov 20, 2023Registrar: Registrar Valtion tieto- ja viestint?tekniikkakeskus Valtori in the WHOIS and RDAP records held for defmin.fi, from Dec 29, 2016 to Nov 20, 2023.Source: WHOIS / RDAP archive (who.is)
May 10, 2019 – Nov 20, 2023Zone file: Registration records listed sonera.fi, sonera.net, sonera.se nameservers (ns1-fin.global.sonera.fi, ns1-swe.global.sonera.se, ns2-fin.global.sonera.fi…) for defmin.fi from May 10, 2019 to Nov 20, 2023.Source: From registration records (WHOIS / RDAP archive, who.is)
May 10, 2019Zone file: defmin.fi's nameservers moved from vn.fi to sonera.fi, sonera.net, sonera.se at some point between Jan 17, 2019 and May 10, 2019. Last seen at vn.fi: Jan 17, 2019 (registration record). First seen at sonera.fi, sonera.net, sonera.se: May 10, 2019 (registration record). AboutUs holds no nameserver records for the 4 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)
Sep 30, 2025 – Oct 29, 2026Certificate: Sectigo Limited issued 3 certificates for defmin.fi from Sep 30, 2025, the latest valid until Apr 23, 2027.Source: Certificate Transparency logs (AboutUs's own certificate-log reader)
Dec 14, 2025 – Oct 29, 2026Certificate: Amazon issued 9 certificates for defmin.fi from Dec 14, 2025, the latest valid until Apr 9, 2027.Source: Certificate Transparency logs (AboutUs's own certificate-log reader)
Jan 13, 2026 – Oct 29, 2026Certificate: Entrust Limited issued 1 certificate for defmin.fi from Jan 13, 2026, the latest valid until Feb 13, 2027.Source: Certificate Transparency logs (AboutUs's own certificate-log reader)
Apr 7, 2026 – Oct 29, 2026Certificate: Let's Encrypt issued 4 certificates for defmin.fi from Apr 7, 2026, the latest valid until Jan 2, 2027.Source: Certificate Transparency logs (AboutUs's own certificate-log reader)
Jul 11, 2026 – Oct 29, 2026Certificate: ZeroSSL GmbH issued 2 certificates for defmin.fi from Jul 11, 2026, the latest valid until Dec 8, 2026.Source: Certificate Transparency logs (AboutUs's own certificate-log reader)
Jul 18, 2026 – Oct 14, 2026AboutUs record: Authority and Safety last refreshed Oct 14, 2026.Source: AboutUs checks
Automated safety checks
DNS (passed)
HTTPS (failed)
Make sure the site responds over HTTPS with a valid certificate.
Page metadata (passed)
Security headers (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.
Authority 57/100— ahead of 57% of the August 2026 scored sampleClear
Why this authority score
57 is a percentile: higher than 57% of sites we score.
How it's calculated
Prominence (Tranco rank #240,227)+6
Verified continuity: 23.5 years (RDAP registration)+10
Security & email hygiene+3
Calibration adjustment (published map)+11
Model score: 30/99 — what these reason lines add up to.
Published Authority (percentile): 57/100 — this site's rank against the August 2026 scored sample. Public Authority is capped at 99.
Safety evidence
No unexpired threat-feed result; name-similarity check available (recorded about 15 days ago); 3/3 transport and email checks available (oldest recorded about 15 days ago). This is evidence coverage, not a probability that a website is safe.
Site history
Dated record — historical facts always carry their date.