~/dnsniffer/issuers/china-telecom-cybersecurity-technology·rank #158
$ dnsniffer count --issuer china-telecom-cybersecurity-technology --active
▸ How many domains does China Telecom Cybersecurity Technology secure?
49
active domains whose current TLS certificate was issued by China Telecom Cybersecurity Technology, as of — 0.00% of all attributed domains.
# rank #158 of all CAs# all records held: 49# subdomains: 0# intermediates: 2# China
~/issuers/china-telecom-cybersecurity-technology/history·active domains
49
domains secured by China Telecom Cybersecurity Technology on 2026-08-31 · ▲ +39 (+390.00%) since 2025-06-30
# y-axis starts at 5.32, 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
▲ +0.00%
+0 domains
90 days
▲ +2.08%
+1 domains
1 year
▲ +58.06%
+18 domains
# intermediate CAs
| intermediate | country | domains |
|---|---|---|
| CT2 OV TLS RSA CA G2 | China | 33 |
| CT2 DV TLS RSA CA G2 | China | 16 |
# faq
- ? How many domains does China Telecom Cybersecurity Technology secure?
- China Telecom Cybersecurity Technology is the certificate authority for 49 active domains as of August 31, 2026 — 0.00% of every domain DNSniffer can attribute to an issuer.
- ? Is China Telecom Cybersecurity Technology gaining or losing market share?
- The number of domains secured by China Telecom Cybersecurity Technology has grown by 58.06% over the last year (+18 domains).
- ? Which intermediate CAs does China Telecom Cybersecurity Technology sign from?
- We have seen 2 intermediates under China Telecom Cybersecurity Technology, the busiest being “CT2 OV TLS RSA CA G2” with 33 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.