~/dnsniffer/issuers/itrust·rank #105
▸ How many domains does iTrust secure?
356
active domains whose current TLS certificate was issued by iTrust, as of - 0.00% of all attributed domains.
# rank #105 of all CAs# all records held: 364# subdomains: 0# intermediates: 5# China
~/issuers/itrust/history·active domains
356
domains secured by iTrust on 2026-10-15 · ▲ +220 (+161.76%) since 2025-06-30
# y-axis starts at 109.48, 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
▲ +11.60%
+37 domains
90 days
▲ +17.11%
+52 domains
1 year
▲ +80.71%
+159 domains
# intermediate CAs
| intermediate | country | domains |
|---|---|---|
| iTrust DV TLS CA | China | 349 |
| iTrust TLS RSA CA 2026 | China | 5 |
| iTrust OV TLS CA | China | 2 |
| iTrust RSA DV SSL CA | China | 0 |
| iTrust RSA OV SSL CA | China | 0 |
# faq
- ? How many domains does iTrust secure?
- iTrust is the certificate authority for 356 active domains as of October 15, 2026 - 0.00% of every domain DNSniffer can attribute to an issuer.
- ? Is iTrust gaining or losing market share?
- The number of domains secured by iTrust has grown by 80.71% over the last year (+159 domains).
- ? Which intermediate CAs does iTrust sign from?
- We have seen 5 intermediates under iTrust, the busiest being “iTrust DV TLS CA” with 349 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.