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~/dnsniffer/issuers/ssltrus·rank #27

▸ How many domains does sslTrus secure?

22,435

active domains whose current TLS certificate was issued by sslTrus, as of - 0.01% of all attributed domains.

# rank #27 of all CAs ▲ 2 in 30d# all records held: 25,501# subdomains: 184# intermediates: 11# China
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~/issuers/ssltrus/history·active domains
22,435
domains secured by sslTrus on 2026-10-15 · ▲ +13,138 (+141.31%) since 2025-06-30
7.7K11.8K15.9K19.9K24.0K2025-06-30: 9,297 active2025-07-31: 16,726 active2025-08-31: 16,794 active2025-09-30: 16,829 active2025-10-31: 16,829 active2025-11-30: 16,829 active2025-12-31: 17,826 active2026-01-31: 18,108 active2026-02-28: 18,108 active2026-03-31: 18,108 active2026-04-30: 18,939 active2026-05-31: 19,225 active2026-06-30: 19,420 active2026-07-31: 19,586 active2026-08-31: 19,584 active2026-09-01: 19,551 active2026-09-02: 19,526 active2026-09-03: 18,553 active2026-09-04: 18,348 active2026-09-05: 18,343 active2026-09-06: 18,321 active2026-09-07: 18,322 active2026-09-08: 18,395 active2026-09-09: 18,420 active2026-09-10: 18,439 active2026-09-11: 18,462 active2026-09-12: 18,495 active2026-09-13: 18,489 active2026-09-14: 18,495 active2026-09-15: 18,535 active2026-09-16: 18,574 active2026-09-17: 18,611 active2026-09-18: 18,636 active2026-09-19: 18,661 active2026-09-20: 18,657 active2026-09-21: 18,682 active2026-09-22: 18,723 active2026-09-23: 18,743 active2026-09-24: 22,329 active2026-09-25: 22,333 active2026-09-26: 22,333 active2026-09-27: 22,318 active2026-09-28: 22,315 active2026-09-29: 22,329 active2026-09-30: 22,337 active2026-10-01: 22,363 active2026-10-02: 22,353 active2026-10-03: 22,354 active2026-10-04: 22,348 active2026-10-05: 22,345 active2026-10-06: 22,351 active2026-10-07: 22,341 active2026-10-08: 22,354 active2026-10-09: 22,380 active2026-10-10: 22,396 active2026-10-11: 22,408 active2026-10-12: 22,408 active2026-10-13: 22,419 active2026-10-14: 22,440 active2026-10-15: 22,435 active2025-06-302026-10-15

# y-axis starts at 7.7K, 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
▲ +21.04%
+3,900 domains
90 days
▲ +15.53%
+3,015 domains
1 year
▲ +33.31%
+5,606 domains
# intermediate CAs
Intermediate certificate authorities operating under sslTrus, with the number of active domains each currently secures.
intermediatecountrydomains
sslTrus (RSA) DV CAChina11,680
sslTrus RSA DV SSL CA 2China8,962
sslTrus RSA OV SSL CA 2China717
sslTrus RSA DV TLS CA G2China483
sslTrus (RSA) OV CAChina422
sslTrus RSA OV TLS CA G2China154
sslTrus RSA EV SSL CA 2China13
sslTrus (RSA) EV CAChina4
sslTrus GCC R6 OV TLS CA 2024China0
sslTrus GCC R6 DV TLS CA 2024China0
sslTrus GCC R6 EV TLS CA 2024China0
# faq
? How many domains does sslTrus secure?
sslTrus is the certificate authority for 22,435 active domains as of October 15, 2026 - 0.01% of every domain DNSniffer can attribute to an issuer.
? Is sslTrus gaining or losing market share?
The number of domains secured by sslTrus has grown by 33.31% over the last year (+5,606 domains).
? Which intermediate CAs does sslTrus sign from?
We have seen 11 intermediates under sslTrus, the busiest being “sslTrus (RSA) DV CA” with 11,680 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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