~/dnsniffer/issuers/shanghai-electronic-certification-authority·rank #74
$ dnsniffer count --issuer shanghai-electronic-certification-authority --active
▸ How many domains does Shanghai Electronic Certification Authority secure?
2,012
active domains whose current TLS certificate was issued by Shanghai Electronic Certification Authority, as of — 0.00% of all attributed domains.
# rank #74 of all CAs# all records held: 2,023# subdomains: 0# intermediates: 2
~/issuers/shanghai-electronic-certification-authority/history·active domains
2,012
domains secured by Shanghai Electronic Certification Authority on 2026-08-31 · ▲ +1,157 (+135.32%) since 2025-06-30
# y-axis starts at 716.16, 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
▲ +1.46%
+29 domains
1 year
▲ +46.54%
+639 domains
# intermediate CAs
| intermediate | country | domains |
|---|---|---|
| DNSPod DV TLS RSA CA G1 | — | 1,942 |
| Keymatic Secure Domain RSA CA G1 | — | 70 |
# faq
- ? How many domains does Shanghai Electronic Certification Authority secure?
- Shanghai Electronic Certification Authority is the certificate authority for 2,012 active domains as of August 31, 2026 — 0.00% of every domain DNSniffer can attribute to an issuer.
- ? Is Shanghai Electronic Certification Authority gaining or losing market share?
- The number of domains secured by Shanghai Electronic Certification Authority has grown by 46.54% over the last year (+639 domains).
- ? Which intermediate CAs does Shanghai Electronic Certification Authority sign from?
- We have seen 2 intermediates under Shanghai Electronic Certification Authority, the busiest being “DNSPod DV TLS RSA CA G1” with 1,942 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.