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~/dnsniffer/issuers/telecom-italia-trust-technologies-s-r-l·rank #160

▸ How many domains does Telecom Italia Trust Technologies S.R.L secure?

59

active domains whose current TLS certificate was issued by Telecom Italia Trust Technologies S.R.L, as of - 0.00% of all attributed domains.

# rank #160 of all CAs ▼ 1 in 30d# all records held: 59# subdomains: 0# intermediates: 4# Italy
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~/issuers/telecom-italia-trust-technologies-s-r-l/history·active domains
59
domains secured by Telecom Italia Trust Technologies S.R.L on 2026-10-15 · ▲ +44 (+293.33%) since 2025-06-30
9.623.5537.551.4565.42025-06-30: 15 active2025-07-31: 36 active2025-08-31: 36 active2025-09-30: 36 active2025-10-31: 36 active2025-11-30: 36 active2025-12-31: 36 active2026-01-31: 36 active2026-02-28: 36 active2026-03-31: 36 active2026-04-30: 36 active2026-05-31: 36 active2026-06-30: 36 active2026-07-31: 36 active2026-08-31: 36 active2026-09-01: 36 active2026-09-02: 38 active2026-09-03: 38 active2026-09-04: 37 active2026-09-05: 39 active2026-09-06: 39 active2026-09-07: 39 active2026-09-08: 40 active2026-09-09: 41 active2026-09-10: 39 active2026-09-11: 43 active2026-09-12: 48 active2026-09-13: 46 active2026-09-14: 46 active2026-09-15: 46 active2026-09-16: 44 active2026-09-17: 45 active2026-09-18: 31 active2026-09-19: 27 active2026-09-20: 26 active2026-09-21: 25 active2026-09-22: 34 active2026-09-23: 35 active2026-09-24: 42 active2026-09-25: 41 active2026-09-26: 40 active2026-09-27: 40 active2026-09-28: 38 active2026-09-29: 39 active2026-09-30: 38 active2026-10-01: 40 active2026-10-02: 36 active2026-10-03: 38 active2026-10-04: 39 active2026-10-05: 39 active2026-10-06: 46 active2026-10-07: 47 active2026-10-08: 50 active2026-10-09: 49 active2026-10-10: 50 active2026-10-11: 49 active2026-10-12: 48 active2026-10-13: 50 active2026-10-14: 60 active2026-10-15: 59 active2025-06-302026-10-15

# y-axis starts at 9.6, 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
▲ +28.26%
+13 domains
90 days
▲ +63.89%
+23 domains
1 year
▲ +63.89%
+23 domains
# intermediate CAs
Intermediate certificate authorities operating under Telecom Italia Trust Technologies S.R.L, with the number of active domains each currently secures.
intermediatecountrydomains
Telecom Italia Trust Technologies RSA OV SSL CA 2Italy47
Telecom Italia Trust Technologies RSA DV SSL CA 2Italy10
Telecom Italia Trust Technologies RSA EV SSL CA 2Italy1
TI Trust Technologies EV CAItaly1
# faq
? How many domains does Telecom Italia Trust Technologies S.R.L secure?
Telecom Italia Trust Technologies S.R.L is the certificate authority for 59 active domains as of October 15, 2026 - 0.00% of every domain DNSniffer can attribute to an issuer.
? Is Telecom Italia Trust Technologies S.R.L gaining or losing market share?
The number of domains secured by Telecom Italia Trust Technologies S.R.L has grown by 63.89% over the last year (+23 domains).
? Which intermediate CAs does Telecom Italia Trust Technologies S.R.L sign from?
We have seen 4 intermediates under Telecom Italia Trust Technologies S.R.L, the busiest being “Telecom Italia Trust Technologies RSA OV SSL CA 2” with 47 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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