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) · 922 ms

HostCertsFirst seenLast seenDNS
atlassian.com 140 2025-06-30 2026-10-01 ok
*.atlassian.com 284 2025-06-16 2026-10-03 —
vpn-apse1.atlassian.com 2 2026-03-16 2026-08-16 ok
vpn-eucent1.atlassian.com 2 2026-03-16 2026-08-16 ok
vpn-useast1.atlassian.com 2 2026-03-16 2026-08-16 ok
vpn-apse2.atlassian.com 2 2026-03-16 2026-08-16 ok
go2.atlassian.com 4 2025-07-09 2026-08-05 ok
vpn-uswest2.atlassian.com 2 2026-03-16 2026-08-16 ok
*.staging.dea.atlassian.com 31 2025-06-24 2026-08-24 —
*.dev.dea.atlassian.com 17 2025-09-01 2026-10-03 —
media.atlassian.com 28 2025-11-24 2026-05-26 nxdomain
*.media.atlassian.com 28 2025-11-24 2026-05-26 —
api.media.atlassian.com 2 2026-04-08 2026-09-08 ok
tableau-beta.atlassian.com 1 2025-12-17 2025-12-17 nxdomain
download.atlassian.com 3 2025-10-24 2026-09-24 ok
attend.atlassian.com 5 2026-05-19 2026-09-16 ok
email.attend.atlassian.com 6 2026-06-02 2026-09-30 ok
*.airlock-prod.atlassian.com 6 2026-04-28 2026-09-28 —
cloud.e.atlassian.com 2 2025-10-01 2026-09-21 ok
image.e.atlassian.com 1 2025-12-04 2025-12-04 ok
mi.e.atlassian.com 3 2025-09-09 2026-08-09 nodata
click.e.atlassian.com 2 2025-09-16 2026-09-08 ok
view.e.atlassian.com 3 2025-10-01 2026-09-19 ok
ace.atlassian.com 10 2025-09-27 2026-09-27 ok
www.ace.atlassian.com 1 2025-09-27 2025-09-27 nxdomain
status.marketplace.atlassian.com 7 2026-05-02 2026-09-18 ok
office.atlassian.com 1 2026-02-24 2026-02-24 nodata
jpn424-l1-sbc01.office.atlassian.com 1 2026-04-13 2026-04-13 nxdomain
euc1a-ad01.office.atlassian.com 1 2026-02-24 2026-02-24 nxdomain
apse1a-ad01.office.atlassian.com 1 2026-02-24 2026-02-24 nxdomain
use1a-ad01.office.atlassian.com 1 2026-02-24 2026-02-24 nxdomain
apse2a-ad01.office.atlassian.com 1 2026-02-24 2026-02-24 nxdomain
usw2a-ad01.office.atlassian.com 1 2026-02-24 2026-02-24 nxdomain
euc1b-ad01.office.atlassian.com 1 2026-02-24 2026-02-24 nxdomain
apse1b-ad01.office.atlassian.com 1 2026-02-24 2026-02-24 nxdomain
use1b-ad01.office.atlassian.com 1 2026-02-24 2026-02-24 nxdomain
apse2b-ad01.office.atlassian.com 1 2026-02-24 2026-02-24 nxdomain
usw2b-ad01.office.atlassian.com 1 2026-02-24 2026-02-24 nxdomain
use1a-veeam01.office.atlassian.com 2 2025-09-10 2026-09-10 nxdomain
www.use1a-veeam01.office.atlassian.com 1 2025-09-10 2025-09-10 nxdomain
euc1a-isepsn01.office.atlassian.com 1 2026-01-22 2026-01-22 nxdomain
apse1a-isepsn01.office.atlassian.com 1 2026-01-22 2026-01-22 nxdomain
apse2a-isepsn01.office.atlassian.com 1 2026-01-22 2026-01-22 nxdomain
use1b-isepsn01.office.atlassian.com 1 2026-01-22 2026-01-22 nxdomain
usw2b-isepsn01.office.atlassian.com 1 2026-01-22 2026-01-22 nxdomain
use1a-ise-guest01.office.atlassian.com 2 2025-10-23 2026-09-23 nxdomain
apse2a-ise-guest01.office.atlassian.com 3 2026-02-20 2026-09-03 nxdomain
usw2a-ise-guest01.office.atlassian.com 2 2025-10-23 2026-09-23 nxdomain
usw2a-ise-guest02.office.atlassian.com 3 2026-02-20 2026-09-03 nxdomain
idnow-iqservice.office.atlassian.com 2 2025-07-01 2026-07-28 nxdomain
www.idnow-iqservice.office.atlassian.com 1 2025-07-01 2025-07-01 nxdomain
use1a-iseadm.office.atlassian.com 1 2026-01-22 2026-01-22 nxdomain
usw2a-iseadm.office.atlassian.com 1 2026-01-22 2026-01-22 nxdomain
usw2-ad-cluster.office.atlassian.com 1 2026-02-24 2026-02-24 nxdomain
us-ad-cluster.office.atlassian.com 1 2026-02-24 2026-02-24 nxdomain
sns.office.atlassian.com 1 2025-10-08 2025-10-08 nxdomain
www.sns.office.atlassian.com 1 2025-10-08 2025-10-08 nxdomain
euc1a-duoproxy.office.atlassian.com 1 2025-09-25 2025-09-25 nxdomain
apse1a-duoproxy.office.atlassian.com 1 2025-09-25 2025-09-25 nxdomain
use1a-duoproxy.office.atlassian.com 1 2025-09-25 2025-09-25 nxdomain
apse2a-duoproxy.office.atlassian.com 1 2025-09-25 2025-09-25 nxdomain
usw2a-duoproxy.office.atlassian.com 1 2025-09-25 2025-09-25 nxdomain
tableau-finance.atlassian.com 1 2025-12-15 2025-12-15 nxdomain
confluence.atlassian.com 2 2026-03-29 2026-08-29 ok
ja.confluence.atlassian.com 2 2025-10-12 2026-09-12 ok
blog-de.atlassian.com 20 2026-04-30 2026-08-26 ok
racemode.atlassian.com 26 2026-05-13 2026-09-09 ok
pke.atlassian.com 3 2025-08-06 2026-07-24 ok
enable.atlassian.com 2 2025-11-10 2026-01-01 ok
tableau-people.atlassian.com 1 2025-12-17 2025-12-17 nxdomain
update.atlassian.com 3 2025-10-24 2026-09-24 ok
cloudtoken-update.atlassian.com 3 2025-10-18 2026-09-17 ok
spinnaker-gate.atlassian.com 3 2026-02-09 2026-07-15 ok
*.status.staging.atlassian.com 389 2025-08-01 2026-09-22 —
stg.atlassian.com 27 2025-08-21 2026-09-10 nodata
vpn-apse2-stg.atlassian.com 2 2026-03-06 2026-08-06 ok
www.vpn-apse2-stg.atlassian.com 2 2026-03-06 2026-08-06 nxdomain
office-stg.atlassian.com 1 2026-01-22 2026-01-22 nodata
use1a-stg-ad01.office-stg.atlassian.com 1 2026-01-22 2026-01-22 nxdomain
apse2a-stg-ad01.office-stg.atlassian.com 1 2026-01-22 2026-01-22 nxdomain
usw2a-stg-ad01.office-stg.atlassian.com 1 2026-01-22 2026-01-22 nxdomain
use1b-stg-ad01.office-stg.atlassian.com 1 2026-01-22 2026-01-22 nxdomain
apse2b-stg-ad01.office-stg.atlassian.com 1 2026-01-22 2026-01-22 nxdomain
usw2b-stg-ad01.office-stg.atlassian.com 1 2026-01-22 2026-01-22 nxdomain
use1a-stg-iseadm01.office-stg.atlassian.com 2 2025-10-15 2026-09-03 nxdomain
usw2a-stg-iseadm01.office-stg.atlassian.com 2 2025-10-15 2026-09-03 nxdomain
apse2a-stg-isepsn01.office-stg.atlassian.com 3 2025-10-15 2026-09-03 nxdomain
idnow-iqservice.office-stg.atlassian.com 1 2026-03-26 2026-03-26 nxdomain
www.idnow-iqservice.office-stg.atlassian.com 1 2026-03-26 2026-03-26 nxdomain
us-ad-cluster.office-stg.atlassian.com 1 2026-01-22 2026-01-22 nxdomain
pke-stg.atlassian.com 2 2025-06-26 2026-05-27 ok
*.airlock-stg.atlassian.com 6 2026-04-28 2026-09-28 —
*.stg.atlassian.com 588 2025-06-24 2026-10-03 —
blog-de.stg.atlassian.com 16 2026-04-24 2026-08-20 ok
spinnaker-gate.stg.atlassian.com 3 2026-02-02 2026-07-13 ok
automation.stg.atlassian.com 1 2026-01-13 2026-01-13 ok
stg-usea1-01.ap.stg.atlassian.com 3 2025-09-23 2026-08-24 nxdomain
spinnaker.stg.atlassian.com 3 2026-02-02 2026-07-13 ok
blog-fr.stg.atlassian.com 14 2026-04-28 2026-08-25 ok
saas.stg.atlassian.com 2 2025-12-05 2025-12-05 nodata

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/atlassian.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/atlassian.com.