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~/dnsniffer/issuers/tubitak-kamu-sertifikasyon-merkezi·rank #151

▸ How many domains does TUBITAK Kamu Sertifikasyon Merkezi secure?

69

active domains whose current TLS certificate was issued by TUBITAK Kamu Sertifikasyon Merkezi, as of - 0.00% of all attributed domains.

# rank #151 of all CAs ▼ 4 in 30d# all records held: 77# subdomains: 0# intermediates: 2# Türkiye
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~/issuers/tubitak-kamu-sertifikasyon-merkezi/history·active domains
69
domains secured by TUBITAK Kamu Sertifikasyon Merkezi on 2026-10-15 · ▲ +8 (+13.11%) since 2025-07-31
59.9262.7165.568.2971.082025-07-31: 61 active2025-08-31: 61 active2025-09-30: 61 active2025-10-31: 61 active2025-11-30: 61 active2025-12-31: 63 active2026-01-31: 65 active2026-02-28: 65 active2026-03-31: 65 active2026-04-30: 66 active2026-05-31: 68 active2026-06-30: 68 active2026-07-31: 68 active2026-08-31: 68 active2026-09-01: 68 active2026-09-02: 68 active2026-09-03: 68 active2026-09-04: 68 active2026-09-05: 68 active2026-09-06: 66 active2026-09-07: 66 active2026-09-08: 66 active2026-09-09: 65 active2026-09-10: 65 active2026-09-11: 65 active2026-09-12: 65 active2026-09-13: 65 active2026-09-14: 65 active2026-09-15: 65 active2026-09-16: 65 active2026-09-17: 65 active2026-09-18: 65 active2026-09-19: 65 active2026-09-20: 65 active2026-09-21: 65 active2026-09-22: 65 active2026-09-23: 66 active2026-09-24: 69 active2026-09-25: 70 active2026-09-26: 70 active2026-09-27: 70 active2026-09-28: 70 active2026-09-29: 70 active2026-09-30: 69 active2026-10-01: 68 active2026-10-02: 68 active2026-10-03: 69 active2026-10-04: 69 active2026-10-05: 69 active2026-10-06: 69 active2026-10-07: 69 active2026-10-08: 70 active2026-10-09: 70 active2026-10-10: 70 active2026-10-11: 70 active2026-10-12: 69 active2026-10-13: 69 active2026-10-14: 69 active2026-10-15: 69 active2025-07-312026-10-15

# y-axis starts at 59.92, not zero - domain counts move by fractions of a percent a day. Dashed segments are estimated: reconstructed from certificate first-seen dates before daily snapshots began, not measured on the day.

# change over time
30 days
▲ +6.15%
+4 domains
90 days
▲ +1.47%
+1 domains
1 year
▲ +13.11%
+8 domains
# intermediate CAs
Intermediate certificate authorities operating under TUBITAK Kamu Sertifikasyon Merkezi, with the number of active domains each currently secures.
intermediatecountrydomains
TUBITAK Kamu SM SSL Sertifika Hizmet Saglayicisi - Surum 3Türkiye39
TUBITAK Kamu SM SSL Sertifika Hizmet Saglayicisi - Surum 2Türkiye30
# faq
? How many domains does TUBITAK Kamu Sertifikasyon Merkezi secure?
TUBITAK Kamu Sertifikasyon Merkezi is the certificate authority for 69 active domains as of October 15, 2026 - 0.00% of every domain DNSniffer can attribute to an issuer.
? Is TUBITAK Kamu Sertifikasyon Merkezi gaining or losing market share?
The number of domains secured by TUBITAK Kamu Sertifikasyon Merkezi has grown by 13.11% over the last year (+8 domains).
? Which intermediate CAs does TUBITAK Kamu Sertifikasyon Merkezi sign from?
We have seen 2 intermediates under TUBITAK Kamu Sertifikasyon Merkezi, the busiest being “TUBITAK Kamu SM SSL Sertifika Hizmet Saglayicisi - Surum 3” with 39 domains. The full list, with per-intermediate counts, is on this page.
? Where does this number come from?
DNSniffer ingests Certificate Transparency logs continuously and records the issuer of the most recent certificate seen for each domain, then snapshots the per-issuer count once a day. It measures how much of the live web a CA currently secures, not how many certificates it has issued over its lifetime.
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