Find every subdomain
of a domain.

Every hostname under a domain that ever appeared in a public TLS certificate — with certificate counts, first/last seen and live DNS status.

100 hosts (first page) · 457 ms

HostCertsFirst seenLast seenDNS
blizzard.com 26 2025-07-15 2026-09-08 ok
*.blizzard.com 8 2026-01-21 2026-09-08 —
usbisl-expe009-10.blizzard.com 3 2025-07-15 2026-07-23 nxdomain
usbisl-expe010.blizzard.com 3 2025-07-15 2026-07-23 ok
usbisl-expe001.blizzard.com 3 2025-07-15 2026-07-23 ok
p4-poc-us-edge1.blizzard.com 1 2026-01-08 2026-01-08 nxdomain
perforce-poc-us-edge1.blizzard.com 1 2026-01-08 2026-01-08 ok
perforce-pol-us-edge1.blizzard.com 1 2026-05-14 2026-05-14 ok
1password-scim-bridge-prod-2.blizzard.com 16 2026-06-05 2026-06-12 nxdomain
usbisl-expe002.blizzard.com 3 2025-07-15 2026-07-23 ok
diablo2.blizzard.com 7 2025-10-14 2026-09-14 ok
*.diablo2.blizzard.com 15 2025-10-14 2026-09-25 —
starcraft2.blizzard.com 7 2026-04-18 2026-09-19 ok
*.starcraft2.blizzard.com 7 2026-04-18 2026-09-19 —
usbisl-expe001-3.blizzard.com 3 2025-07-15 2026-07-23 nxdomain
1password-scim-bridge-prod-3.blizzard.com 4 2026-06-12 2026-06-13 nxdomain
usbisl-expe003.blizzard.com 3 2025-07-15 2026-07-23 ok
level3.blizzard.com 4 2026-04-12 2026-08-22 ok
diablo3.blizzard.com 6 2026-04-08 2026-09-08 ok
*.diablo3.blizzard.com 6 2026-04-08 2026-09-08 —
warcraft3.blizzard.com 5 2026-01-05 2026-09-18 ok
*.warcraft3.blizzard.com 5 2026-01-05 2026-09-18 —
blzavdusw3.blizzard.com 1 2026-01-29 2026-01-29 ok
usbisl-expe004.blizzard.com 3 2025-07-15 2026-07-23 ok
diablo4.blizzard.com 9 2026-04-20 2026-09-26 ok
*.diablo4.blizzard.com 9 2026-04-20 2026-09-26 —
usbisl-expe004-5.blizzard.com 3 2025-07-15 2026-07-23 nxdomain
usbisl-expe005.blizzard.com 3 2025-07-15 2026-07-23 ok
usbisl-expe006.blizzard.com 3 2025-07-15 2026-07-23 ok
usbisl-expe007.blizzard.com 3 2025-07-15 2026-07-23 ok
usbisl-expe006-8.blizzard.com 3 2025-07-15 2026-07-23 nxdomain
usbisl-expe008.blizzard.com 3 2025-07-15 2026-07-23 ok
usbisl-expe009.blizzard.com 3 2025-07-15 2026-07-23 ok
omnica.blizzard.com 2 2025-08-25 2026-07-26 ok
blzavdsea.blizzard.com 1 2026-04-21 2026-04-21 ok
athena.blizzard.com 3 2025-08-15 2026-08-24 ok
athena-alb.blizzard.com 3 2025-08-15 2026-08-24 ok
classic.blizzard.com 1 2025-10-06 2025-10-06 nodata
*.classic.blizzard.com 1 2025-10-06 2025-10-06 —
kr-s2-depot-storage.classic.blizzard.com 4 2026-05-03 2026-08-19 ok
us-s2-depot-storage.classic.blizzard.com 4 2026-05-06 2026-08-18 ok
st-s2-depot-storage.classic.blizzard.com 3 2026-04-24 2026-08-08 ok
eu-s2-depot-storage.classic.blizzard.com 3 2026-04-25 2026-08-15 ok
dev-s2-depot-storage.classic.blizzard.com 3 2026-04-24 2026-08-08 ok
kr-hero-depot-storage.classic.blizzard.com 4 2026-05-29 2026-09-12 ok
us-hero-depot-storage.classic.blizzard.com 3 2026-05-20 2026-09-07 ok
st-hero-depot-storage.classic.blizzard.com 5 2026-04-17 2026-09-27 ok
eu-hero-depot-storage.classic.blizzard.com 3 2026-05-11 2026-08-23 ok
dev-hero-depot-storage.classic.blizzard.com 5 2026-04-17 2026-09-27 ok
kr-s2-depot-origin.classic.blizzard.com 3 2026-08-20 2026-09-26 ok
us-s2-depot-origin.classic.blizzard.com 3 2026-08-20 2026-09-27 ok
st-s2-depot-origin.classic.blizzard.com 2 2026-08-19 2026-08-19 nxdomain
eu-s2-depot-origin.classic.blizzard.com 3 2026-08-20 2026-09-26 ok
dev-s2-depot-origin.classic.blizzard.com 6 2026-08-19 2026-09-27 ok
scrassets.classic.blizzard.com 7 2026-04-29 2026-09-23 ok
s2-depot.classic.blizzard.com 1 2026-02-18 2026-02-18 nxdomain
kr-s2-depot.classic.blizzard.com 8 2026-02-18 2026-09-26 ok
us-s2-depot.classic.blizzard.com 8 2026-02-18 2026-09-27 ok
st-s2-depot.classic.blizzard.com 9 2026-04-24 2026-09-27 ok
eu-s2-depot.classic.blizzard.com 7 2026-02-18 2026-09-26 ok
dev-s2-depot.classic.blizzard.com 9 2026-04-24 2026-09-27 ok
hero-depot.classic.blizzard.com 1 2026-02-18 2026-02-18 nxdomain
kr-hero-depot.classic.blizzard.com 5 2026-02-18 2026-09-12 ok
us-hero-depot.classic.blizzard.com 4 2026-02-18 2026-09-07 ok
st-hero-depot.classic.blizzard.com 5 2026-04-17 2026-09-27 ok
eu-hero-depot.classic.blizzard.com 4 2026-02-18 2026-08-23 ok
dev-hero-depot.classic.blizzard.com 5 2026-04-17 2026-09-27 ok
scrdepot.classic.blizzard.com 6 2026-05-15 2026-09-25 ok
wowclassic.blizzard.com 1 2025-11-30 2025-11-30 ok
*.wowclassic.blizzard.com 1 2025-11-30 2025-11-30 —
perforce-pol-gcnane-edge1.cd.blizzard.com 1 2026-07-21 2026-07-21 nxdomain
starcraftremastered.blizzard.com 3 2026-09-09 2026-09-09 nodata
*.starcraftremastered.blizzard.com 3 2026-09-09 2026-09-09 —
dam.stronghold.blizzard.com 5 2026-04-18 2026-09-19 ok
backup.dam.stronghold.blizzard.com 5 2025-07-20 2026-09-27 ok
1password-scim-bridge-prod.blizzard.com 16 2026-05-01 2026-06-05 nxdomain
owseasonalrecap.e.blizzard.com 10 2026-06-09 2026-10-05 ok
mobile-service.blizzard.com 6 2026-03-26 2026-08-26 ok
kr.mobile-service.blizzard.com 6 2026-03-26 2026-08-26 ok
us.mobile-service.blizzard.com 6 2026-03-26 2026-08-26 nodata
eu.mobile-service.blizzard.com 6 2026-03-26 2026-08-26 ok
confluence.blizzard.com 3 2026-03-19 2026-09-28 nodata
warcraftrumble.blizzard.com 3 2026-01-08 2026-01-08 ok
*.warcraftrumble.blizzard.com 3 2026-01-08 2026-01-08 —
hearthstone.blizzard.com 3 2026-02-08 2026-02-11 ok
*.hearthstone.blizzard.com 3 2026-02-08 2026-02-11 —
snowfire-staging.blizzard.com 5 2026-04-24 2026-10-03 ok
*.btg.blizzard.com 1 2026-01-16 2026-01-16 —
dam.btg.blizzard.com 3 2025-08-25 2026-07-24 ok
perforce-has-stg.blizzard.com 1 2026-05-19 2026-05-19 ok
launch.blizzard.com 20 2026-05-04 2026-08-31 ok
research.blizzard.com 3 2025-08-06 2026-07-21 ok
www.research.blizzard.com 3 2025-08-06 2026-07-21 nxdomain
overwatch.blizzard.com 7 2026-04-18 2026-09-19 ok
*.overwatch.blizzard.com 7 2026-04-18 2026-09-19 —
scepmanpki.blizzard.com 4 2026-02-07 2026-09-22 ok
api.blizzard.com 6 2025-07-16 2026-07-21 ok
cloudeventorchestrator-api.blizzard.com 1 2026-05-28 2026-05-28 nxdomain
*.api.blizzard.com 6 2025-07-16 2026-07-21 —
loctoolapi.blizzard.com 2 2026-04-06 2026-09-28 ok

Showing the first 100 hostnames — sign in with GitHub or Google to page the full list, or use the API with an API key: GET /v1/hosts/blizzard.com.

Shown here: hostnames with a certificate that is valid now or expired within the last 90 days. The full history since 2013 — hostnames whose last certificate expired earlier — is a Pro plan method: GET /v1/hosts-history/blizzard.com.