~/dnsniffer/issuers/tesla·rank #221
▸ How many domains does Tesla secure?
1
active domains whose current TLS certificate was issued by Tesla, as of - 0.00% of all attributed domains.
# rank #221 of all CAs# all records held: 1# subdomains: 0# intermediates: 2# United States
~/issuers/tesla/history·active domains
1
domains secured by Tesla on 2026-10-20 · ▼ -1 (-50.00%) since 2026-09-09
# y-axis starts at 0.88, not zero - domain counts move by fractions of a percent a day.
# change over time
30 days
▲ +0.00%
+0 domains
90 days
-
1 year
-
# intermediate CAs
| intermediate | country | domains |
|---|---|---|
| Tesla China Public RSA TLS Issuing CA 2024 | United States | 1 |
| Tesla Public RSA TLS Issuing CA 2024 | United States | 0 |
# faq
- ? How many domains does Tesla secure?
- Tesla is the certificate authority for 1 active domains as of October 20, 2026 - 0.00% of every domain DNSniffer can attribute to an issuer.
- ? Is Tesla gaining or losing market share?
- We do not yet hold a full year of history for Tesla. The chart above shows everything we have recorded so far.
- ? Which intermediate CAs does Tesla sign from?
- We have seen 2 intermediates under Tesla, the busiest being “Tesla China Public RSA TLS Issuing CA 2024” with 1 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.