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.

28 hosts · 538 ms

HostCertsFirst seenLast seenDNS
avanza.se 3 2025-08-04 2026-07-29 ok
*.avanza.se 1 2026-02-19 2026-02-19 —
psd2.avanza.se 3 2026-06-16 2026-06-26 nxdomain
amlwebhook-omega.avanza.se 1 2026-02-18 2026-02-18 ok
portfolio-transfer-omega.avanza.se 1 2026-06-15 2026-06-15 ok
micollab.avanza.se 2 2026-05-21 2026-05-28 ok
conference.avanza.se 2 2026-05-21 2026-05-28 ok
mbg.avanza.se 2 2026-05-21 2026-05-28 nxdomain
blogg.avanza.se 10 2026-04-22 2026-09-16 ok
signering.avanza.se 1 2025-11-28 2025-11-28 ok
ssek.avanza.se 3 2025-08-19 2026-08-27 ok
link.avanza.se 3 2026-05-03 2026-08-15 ok
cdn.avanza.se 7 2026-06-06 2026-09-25 ok
go.avanza.se 10 2026-04-14 2026-08-10 ok
exscp.avanza.se 1 2026-06-02 2026-06-02 nxdomain
career.avanza.se 12 2026-04-30 2026-09-24 ok
autodiscover.avanza.se 1 2026-06-02 2026-06-02 ok
smetrics.avanza.se 3 2026-05-11 2026-08-24 ok
cms.avanza.se 3 2026-05-27 2026-09-12 ok
investors.avanza.se 5 2026-05-12 2026-09-11 ok
exs.avanza.se 1 2026-06-02 2026-06-02 nxdomain
ssektest.avanza.se 3 2025-08-19 2026-08-28 ok
link-dev.avanza.se 5 2026-04-15 2026-09-24 ok
cdn-dev.avanza.se 9 2026-06-20 2026-09-19 ok
cms-dev.avanza.se 3 2026-05-22 2026-09-10 ok
www.avanza.se 3 2025-08-04 2026-07-29 ok
api.www.avanza.se 1 2026-04-20 2026-04-20 ok
intsentry.avanza.se 1 2026-02-10 2026-02-10 ok

Programmatic access, with DNS A records: API GET /v1/hosts/avanza.se (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/avanza.se.