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~/dnsniffer/issuers/itruschina-co·rank #62

▸ How many domains does iTrusChina Co secure?

2,928

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

# rank #62 of all CAs ▼ 1 in 30d# all records held: 3,179# subdomains: 0# intermediates: 2# China
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~/issuers/itruschina-co/history·active domains
2,928
domains secured by iTrusChina Co on 2026-10-14 · ▲ +1,725 (+143.39%) since 2025-06-30
963.961.6K2.2K2.8K3.4K2025-06-30: 1,203 active2025-07-31: 2,148 active2025-08-31: 2,169 active2025-09-30: 2,186 active2025-10-31: 2,186 active2025-11-30: 2,186 active2025-12-31: 2,426 active2026-01-31: 2,467 active2026-02-28: 2,467 active2026-03-31: 2,467 active2026-04-30: 2,615 active2026-05-31: 2,656 active2026-06-30: 2,703 active2026-07-31: 2,735 active2026-08-31: 2,735 active2026-09-01: 2,733 active2026-09-02: 2,749 active2026-09-03: 2,761 active2026-09-04: 2,754 active2026-09-05: 2,762 active2026-09-06: 2,760 active2026-09-07: 2,761 active2026-09-08: 2,778 active2026-09-09: 2,776 active2026-09-10: 2,781 active2026-09-11: 2,788 active2026-09-12: 2,786 active2026-09-13: 2,786 active2026-09-14: 2,788 active2026-09-15: 2,794 active2026-09-16: 2,802 active2026-09-17: 2,806 active2026-09-18: 2,820 active2026-09-19: 2,827 active2026-09-20: 2,829 active2026-09-21: 2,838 active2026-09-22: 2,841 active2026-09-23: 2,845 active2026-09-24: 3,195 active2026-09-25: 3,181 active2026-09-26: 3,174 active2026-09-27: 3,171 active2026-09-28: 3,165 active2026-09-29: 3,142 active2026-09-30: 3,115 active2026-10-01: 3,102 active2026-10-02: 3,094 active2026-10-03: 3,092 active2026-10-04: 3,087 active2026-10-05: 3,082 active2026-10-06: 3,079 active2026-10-07: 3,075 active2026-10-08: 3,060 active2026-10-09: 3,012 active2026-10-10: 2,986 active2026-10-11: 2,972 active2026-10-12: 2,965 active2026-10-13: 2,947 active2026-10-14: 2,928 active2025-06-302026-10-14

# y-axis starts at 963.96, 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
▲ +5.02%
+140 domains
90 days
▲ +8.32%
+225 domains
1 year
▲ +33.94%
+742 domains
# intermediate CAs
Intermediate certificate authorities operating under iTrusChina Co, with the number of active domains each currently secures.
intermediatecountrydomains
vTrus DV SSL CA G2China1,970
vTrus OV SSL CA G2China958
# faq
? How many domains does iTrusChina Co secure?
iTrusChina Co is the certificate authority for 2,928 active domains as of October 14, 2026 - 0.00% of every domain DNSniffer can attribute to an issuer.
? Is iTrusChina Co gaining or losing market share?
The number of domains secured by iTrusChina Co has grown by 33.94% over the last year (+742 domains).
? Which intermediate CAs does iTrusChina Co sign from?
We have seen 2 intermediates under iTrusChina Co, the busiest being “vTrus DV SSL CA G2” with 1,970 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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