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~/dnsniffer/issuers/universitaet-augsburg·rank #31

▸ How many domains does Universitaet Augsburg secure?

18,060

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

# rank #31 of all CAs ▼ 1 in 30d# all records held: 18,471# subdomains: 0# intermediates: 1# Germany
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~/issuers/universitaet-augsburg/history·active domains
18,060
domains secured by Universitaet Augsburg on 2026-10-14 · ▲ +13,230 (+273.91%) since 2025-06-30
3.2K7.4K11.6K15.8K20.0K2025-06-30: 4,830 active2025-07-31: 16,689 active2025-08-31: 16,729 active2025-09-30: 16,797 active2025-10-31: 16,797 active2025-11-30: 16,797 active2025-12-31: 17,253 active2026-01-31: 17,378 active2026-02-28: 17,378 active2026-03-31: 17,378 active2026-04-30: 17,821 active2026-05-31: 17,924 active2026-06-30: 18,010 active2026-07-31: 18,063 active2026-08-31: 18,062 active2026-09-01: 17,968 active2026-09-02: 18,010 active2026-09-03: 18,051 active2026-09-04: 18,075 active2026-09-05: 18,115 active2026-09-06: 18,050 active2026-09-07: 17,954 active2026-09-08: 18,042 active2026-09-09: 18,087 active2026-09-10: 18,084 active2026-09-11: 18,161 active2026-09-12: 18,154 active2026-09-13: 18,076 active2026-09-14: 18,031 active2026-09-15: 18,152 active2026-09-16: 18,177 active2026-09-17: 18,187 active2026-09-18: 18,272 active2026-09-19: 18,268 active2026-09-20: 18,185 active2026-09-21: 18,137 active2026-09-22: 18,299 active2026-09-23: 18,327 active2026-09-24: 18,375 active2026-09-25: 18,386 active2026-09-26: 18,352 active2026-09-27: 18,263 active2026-09-28: 18,042 active2026-09-29: 17,933 active2026-09-30: 17,927 active2026-10-01: 17,933 active2026-10-02: 17,953 active2026-10-03: 17,956 active2026-10-04: 17,863 active2026-10-05: 17,812 active2026-10-06: 17,966 active2026-10-07: 17,985 active2026-10-08: 18,032 active2026-10-09: 18,052 active2026-10-10: 18,057 active2026-10-11: 17,971 active2026-10-12: 17,919 active2026-10-13: 18,001 active2026-10-14: 18,060 active2025-06-302026-10-14

# y-axis starts at 3.2K, 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
▲ +0.16%
+29 domains
90 days
▲ +0.28%
+50 domains
1 year
▲ +7.52%
+1,263 domains
# intermediate CAs
Intermediate certificate authorities operating under Universitaet Augsburg, with the number of active domains each currently secures.
intermediatecountrydomains
GEANT TLS RSA 1Germany18,060
# faq
? How many domains does Universitaet Augsburg secure?
Universitaet Augsburg is the certificate authority for 18,060 active domains as of October 14, 2026 - 0.01% of every domain DNSniffer can attribute to an issuer.
? Is Universitaet Augsburg gaining or losing market share?
The number of domains secured by Universitaet Augsburg has grown by 7.52% over the last year (+1,263 domains).
? Which intermediate CAs does Universitaet Augsburg sign from?
We have seen 1 intermediates under Universitaet Augsburg, the busiest being “GEANT TLS RSA 1” with 18,060 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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