~/dnsniffer/issuers/comodo-japan·rank #94
▸ How many domains does Comodo Japan secure?
744
active domains whose current TLS certificate was issued by Comodo Japan, as of - 0.00% of all attributed domains.
# rank #94 of all CAs ▼ 1 in 30d# all records held: 904# subdomains: 39# intermediates: 1# Japan
~/issuers/comodo-japan/history·active domains
744
domains secured by Comodo Japan on 2026-10-15
# y-axis starts at 0, 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
▼ -22.42%
-215 domains
1 year
▼ -22.42%
-215 domains
# intermediate CAs
| intermediate | country | domains |
|---|---|---|
| Comodo Japan RSA DV CA | Japan | 744 |
# faq
- ? How many domains does Comodo Japan secure?
- Comodo Japan is the certificate authority for 744 active domains as of October 15, 2026 - 0.00% of every domain DNSniffer can attribute to an issuer.
- ? Is Comodo Japan gaining or losing market share?
- The number of domains secured by Comodo Japan has shrunk by 22.42% over the last year (-215 domains).
- ? Which intermediate CAs does Comodo Japan sign from?
- We have seen 1 intermediates under Comodo Japan, the busiest being “Comodo Japan RSA DV CA” with 744 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.