~/dnsniffer/issuers/itruschina·rank #204
$ dnsniffer count --issuer itruschina --active

How many domains does iTrusChina secure?

3

active domains whose current TLS certificate was issued by iTrusChina, as of 0.00% of all attributed domains.

# rank #204 of all CAs# all records held: 4# subdomains: 1# intermediates: 4# China
~/issuers/itruschina/history·active domains
3
domains secured by iTrusChina on 2026-08-31 · +1 (+50.00%) since 2025-06-30
1.882.192.52.813.122025-06-30: 2 active2025-07-31: 2 active2025-08-31: 3 active2025-09-30: 3 active2025-10-31: 3 active2025-11-30: 3 active2025-12-31: 3 active2026-01-31: 3 active2026-02-28: 3 active2026-03-31: 3 active2026-04-30: 3 active2026-05-31: 3 active2026-06-30: 3 active2026-07-31: 3 active2026-08-31: 3 active2025-06-302026-08-31

# y-axis starts at 1.88, 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
+0.00%
+0 domains
1 year
+0.00%
+0 domains
# intermediate CAs
Intermediate certificate authorities operating under iTrusChina, with the number of active domains each currently secures.
intermediatecountrydomains
vTrus OV SSL CAChina2
vTrus EV SSL CAChina1
vTrus DV SSL CAChina0
vTrus YunSSL DV CAChina0
# faq
? How many domains does iTrusChina secure?
iTrusChina is the certificate authority for 3 active domains as of August 31, 2026 — 0.00% of every domain DNSniffer can attribute to an issuer.
? Is iTrusChina gaining or losing market share?
The number of domains secured by iTrusChina has grown by 0.00% over the last year (+0 domains).
? Which intermediate CAs does iTrusChina sign from?
We have seen 4 intermediates under iTrusChina, the busiest being “vTrus OV SSL CA” with 2 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.