dnsniffer.com
sign inget started→
~/dnsniffer/issuers/telia-finland-oyj·rank #104

▸ How many domains does Telia Finland Oyj secure?

390

active domains whose current TLS certificate was issued by Telia Finland Oyj, as of - 0.00% of all attributed domains.

# rank #104 of all CAs ▼ 1 in 30d# all records held: 453# subdomains: 795# intermediates: 2# Finland
search domains download the certificate dataset
~/issuers/telia-finland-oyj/history·active domains
390
domains secured by Telia Finland Oyj on 2026-10-15 · ▲ +272 (+230.51%) since 2025-06-30
72.28190.39308.5426.61544.722025-06-30: 118 active2025-07-31: 463 active2025-08-31: 465 active2025-09-30: 466 active2025-10-31: 466 active2025-11-30: 466 active2025-12-31: 488 active2026-01-31: 499 active2026-02-28: 499 active2026-03-31: 499 active2026-04-30: 499 active2026-05-31: 499 active2026-06-30: 499 active2026-07-31: 499 active2026-08-31: 499 active2026-09-01: 498 active2026-09-02: 485 active2026-09-03: 456 active2026-09-04: 450 active2026-09-05: 447 active2026-09-06: 446 active2026-09-07: 445 active2026-09-08: 440 active2026-09-09: 437 active2026-09-10: 414 active2026-09-11: 403 active2026-09-12: 398 active2026-09-13: 397 active2026-09-14: 397 active2026-09-15: 396 active2026-09-16: 393 active2026-09-17: 392 active2026-09-18: 387 active2026-09-19: 384 active2026-09-20: 384 active2026-09-21: 384 active2026-09-22: 381 active2026-09-23: 373 active2026-09-24: 443 active2026-09-25: 423 active2026-09-26: 418 active2026-09-27: 418 active2026-09-28: 417 active2026-09-29: 415 active2026-09-30: 411 active2026-10-01: 410 active2026-10-02: 408 active2026-10-03: 405 active2026-10-04: 405 active2026-10-05: 405 active2026-10-06: 402 active2026-10-07: 399 active2026-10-08: 399 active2026-10-09: 399 active2026-10-10: 399 active2026-10-11: 399 active2026-10-12: 399 active2026-10-13: 397 active2026-10-14: 394 active2026-10-15: 390 active2025-06-302026-10-15

# y-axis starts at 72.28, 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
▼ -1.52%
-6 domains
90 days
▼ -21.84%
-109 domains
1 year
▼ -16.31%
-76 domains
# intermediate CAs
Intermediate certificate authorities operating under Telia Finland Oyj, with the number of active domains each currently secures.
intermediatecountrydomains
Telia Domain Validation CA v3Finland196
Telia Server CA v3Finland194
# faq
? How many domains does Telia Finland Oyj secure?
Telia Finland Oyj is the certificate authority for 390 active domains as of October 15, 2026 - 0.00% of every domain DNSniffer can attribute to an issuer.
? Is Telia Finland Oyj gaining or losing market share?
The number of domains secured by Telia Finland Oyj has shrunk by 16.31% over the last year (-76 domains).
? Which intermediate CAs does Telia Finland Oyj sign from?
We have seen 2 intermediates under Telia Finland Oyj, the busiest being “Telia Domain Validation CA v3” with 196 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.
all CAs rankedfastest growingfastest decliningTLD rankingsbulk datasets