Find every subdomain
of a domain.

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

56 hosts · 322 ms

HostCertsFirst seenLast seen
phrase.com 16 2025-06-23 2026-09-15
*.phrase.com 16 2025-06-23 2026-09-15
static.phrase.com 2 2026-04-10 2026-09-10
sync.phrase.com 1 2026-01-14 2026-01-14
*.sync.phrase.com 4 2026-01-14 2026-06-24
maven.download.phrase.com 1 2025-12-24 2025-12-24
groove.phrase.com 4 2026-04-13 2026-08-11
bg.phrase.com 8 2026-05-09 2026-09-11
upflow-email.billing.phrase.com 4 2026-06-10 2026-10-08
gsnlink.phrase.com 1 2025-10-26 2025-10-26
cancel.phrase.com 4 2026-06-08 2026-10-08
design-system.phrase.com 2 2026-08-04 2026-10-04
cdn.phrase.com 1 2026-01-16 2026-01-16
design.phrase.com 4 2026-05-16 2026-07-14
login.phrase.com 8 2026-05-07 2026-09-08
demo.phrase.com 4 2026-05-15 2026-07-14
ota.dr.app.phrase.com 4 2025-06-13 2026-05-14
cdn.dr.app.phrase.com 4 2025-06-13 2026-05-14
us.app.phrase.com 2 2026-04-12 2026-09-12
*.us.app.phrase.com 2 2026-04-12 2026-09-12
ota.us.app.phrase.com 2 2026-03-22 2026-08-22
*.sync.us.app.phrase.com 3 2026-04-15 2026-09-15
cdn.us.app.phrase.com 2 2026-03-22 2026-08-22
admin.strings.us.app.phrase.com 2 2026-03-09 2026-07-25
ota.dr.phrase.com 4 2025-06-13 2026-05-14
tms-ui.dr.phrase.com 1 2025-12-08 2025-12-08
cdn.dr.phrase.com 4 2025-06-13 2026-05-14
*.strings.phrase.com 3 2026-06-23 2026-06-24
admin.strings.phrase.com 2 2026-03-10 2026-07-26
hs.phrase.com 9 2026-06-01 2026-09-28
apolloemails.phrase.com 11 2026-04-17 2026-08-25
drops.phrase.com 4 2026-04-14 2026-08-26
developers.phrase.com 12 2026-04-16 2026-08-18
mta-sts.phrase.com 1 2026-02-08 2026-02-08
us.phrase.com 20 2026-04-24 2026-09-30
ota.us.phrase.com 2 2026-03-22 2026-08-22
tms-ui.us.phrase.com 1 2025-12-04 2025-12-04
cdn.us.phrase.com 2 2026-03-22 2026-08-22
notion.us.phrase.com 3 2026-04-14 2026-09-14
studio.us.phrase.com 3 2026-04-25 2026-08-22
api.studio.us.phrase.com 3 2026-04-30 2026-08-14
mcp.us.phrase.com 12 2026-07-02 2026-09-30
avatar.us.phrase.com 2 2025-09-19 2026-08-20
status.phrase.com 7 2026-04-29 2026-09-21
support.phrase.com 7 2026-05-28 2026-09-25
trust.phrase.com 10 2026-06-02 2026-09-29
eu.phrase.com 24 2026-04-30 2026-09-30
cdn2.eu.phrase.com 1 2026-07-06 2026-07-06
ota.eu.phrase.com 3 2026-02-14 2026-07-15
tms-ui.eu.phrase.com 1 2025-12-04 2025-12-04
cdn.eu.phrase.com 3 2026-02-14 2026-07-16
notion.eu.phrase.com 2 2026-04-14 2026-09-14
studio.eu.phrase.com 3 2026-04-25 2026-08-22
api.studio.eu.phrase.com 3 2026-05-03 2026-08-17
mcp.eu.phrase.com 12 2026-07-02 2026-09-30
avatar.eu.phrase.com 3 2025-09-19 2026-08-20

Programmatic access: API GET /v1/hosts/phrase.com (API key for paging).

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/phrase.com.