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3 of 4 safety checks passed (Nov 15, 2026).
Lifeline · ibb.istanbul over time
Checked in the last 30 daysOlder, dated recordFrom registration records
One registrar since Aug 7, 2023 · no registrant change on record since 2023 · last checked Jul 29, 2026.
Registration
No registration date on file yet. AboutUs reads it from RDAP when the site is checked.
AboutUs record
AboutUs has no earlier page for ibb.istanbul; this record starts with the checks on this page.
Registrar
Charleston Road Registry BillableCharleston Road Registry BillableAug 7, 2023 – Jun 28, 2026 (latest)Registrar Charleston Road Registry Billable (IANA 9998) in the WHOIS and RDAP records held for ibb.istanbul, from Aug 7, 2023 to Jun 28, 2026.Source: WHOIS / RDAP archive (who.is)
Registrant
Registrant recordsAug 7, 2023 – Jun 28, 2026Registration records for ibb.istanbul are held from Aug 7, 2023 to Jun 28, 2026 (73 records). None shows a change of registrant. 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
No registrant changes recorded, 2023–2026
Zone file
No nameserver records held, Apr 2016 – Aug 2023No nameserver records held, Apr 2016 – Aug 2023Nameservers: gov.trFeb 28, 2016 – Mar 31, 2016gov.tr (dns1.ibb.gov.tr, dns2.ibb.gov.tr) were the nameservers listed for ibb.istanbul at every ICANN zone-file snapshot AboutUs holds from Feb 28, 2016 to Mar 31, 2016 (snapshots exist for only part of 2013–2018).Source: ICANN zone-file snapshots, 2013–2018 (legacy archive)
Certificate
COMODO CA LimitedCOMODO CA LimitedSep 17, 2025 – Sep 25, 2026COMODO CA Limited issued 1 certificate for ibb.istanbul from Sep 17, 2025, the latest valid until Sep 25, 2026.Source: Certificate Transparency logs (AboutUs's own certificate-log reader)Sectigo Limited
2018202020222024Jan ’26Oct ’26← last 12 months, drawn wider
Every dated fact on this lifeline (9)
Feb 28, 2016 – Mar 31, 2016Zone file: gov.tr (dns1.ibb.gov.tr, dns2.ibb.gov.tr) were the nameservers listed for ibb.istanbul at every ICANN zone-file snapshot AboutUs holds from Feb 28, 2016 to Mar 31, 2016 (snapshots exist for only part of 2013–2018).Source: ICANN zone-file snapshots, 2013–2018 (legacy archive)
Aug 7, 2023 – Jun 28, 2026Registrar: Registrar Charleston Road Registry Billable (IANA 9998) in the WHOIS and RDAP records held for ibb.istanbul, from Aug 7, 2023 to Jun 28, 2026.Source: WHOIS / RDAP archive (who.is)
Aug 7, 2023 – Jun 28, 2026Registrant: Registration records for ibb.istanbul are held from Aug 7, 2023 to Jun 28, 2026 (73 records). None shows a change of registrant. 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
Aug 7, 2023 – Jun 28, 2026Zone file: Registration records listed gov.tr nameservers (dns1.ibb.gov.tr, dns2.ibb.gov.tr) for ibb.istanbul from Aug 7, 2023 to Jun 28, 2026.Source: From registration records (WHOIS / RDAP archive, who.is)
Sep 17, 2025 – Sep 25, 2026Certificate: COMODO CA Limited issued 1 certificate for ibb.istanbul from Sep 17, 2025, the latest valid until Sep 25, 2026.Source: Certificate Transparency logs (AboutUs's own certificate-log reader)
Nameservers: gov.tr
Nameservers: gov.trAug 7, 2023 – Jun 28, 2026Registration records listed gov.tr nameservers (dns1.ibb.gov.tr, dns2.ibb.gov.tr) for ibb.istanbul from Aug 7, 2023 to Jun 28, 2026.Source: From registration records (WHOIS / RDAP archive, who.is)
Seen in the .istanbul zone fileJul 28, 2026 – Jul 29, 2026 (latest)First seen in the .istanbul zone file records AboutUs holds on Jul 28, 2026; latest sighting Jul 29, 2026.Source: ICANN CZDS zone file
Sectigo Limited
Sep 19, 2025 – Nov 15, 2026
Sectigo Limited issued 6 certificates for ibb.istanbul from Sep 19, 2025, the latest valid until Apr 11, 2027.
Source: Certificate Transparency logs (AboutUs's own certificate-log reader)
Let's EncryptApr 3, 2026 – Nov 15, 2026Let's Encrypt issued 12 certificates for ibb.istanbul from Apr 3, 2026, the latest valid until Feb 4, 2027.Source: Certificate Transparency logs (AboutUs's own certificate-log reader)
DigiCert IncApr 14, 2026 – Nov 15, 2026DigiCert Inc issued 2 certificates for ibb.istanbul from Apr 14, 2026, the latest valid until Feb 26, 2027.Source: Certificate Transparency logs (AboutUs's own certificate-log reader)
Sep 19, 2025 – Nov 15, 2026Certificate: Sectigo Limited issued 6 certificates for ibb.istanbul from Sep 19, 2025, the latest valid until Apr 11, 2027.Source: Certificate Transparency logs (AboutUs's own certificate-log reader)
Apr 3, 2026 – Nov 15, 2026Certificate: Let's Encrypt issued 12 certificates for ibb.istanbul from Apr 3, 2026, the latest valid until Feb 4, 2027.Source: Certificate Transparency logs (AboutUs's own certificate-log reader)
Apr 14, 2026 – Nov 15, 2026Certificate: DigiCert Inc issued 2 certificates for ibb.istanbul from Apr 14, 2026, the latest valid until Feb 26, 2027.Source: Certificate Transparency logs (AboutUs's own certificate-log reader)
Jul 28, 2026 – Jul 29, 2026Zone file: First seen in the .istanbul zone file records AboutUs holds on Jul 28, 2026; latest sighting Jul 29, 2026.Source: ICANN CZDS zone file
Registered 2016 · site is live · HTTPS valid
ibb.istanbul has an AboutUs profile for public website intelligence, ownership context, trust signals, monitoring, and owner verification.
Add the HSTS, Content-Security-Policy, and X-Frame-Options response headers.
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 Jan 26, 2016 — 10 years old.
latest result
Registrar on record: Registry Operator acts as Registrar (9998) — unchanged since AboutUs began tracking (Nov 15, 2026).
Authority: not enough signals yetNot enough signals yet
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.