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.

29 hosts · 375 ms

HostCertsFirst seenLast seenDNS
sekel.tech 14 2025-07-30 2026-07-24 ok
*.sekel.tech 11 2025-07-30 2026-07-26 —
blossomsbyvartika.sekel.tech 2 2025-08-04 2026-07-05 ok
stagingweb.sekel.tech 4 2026-04-11 2026-08-10 ok
*.prod.sekel.tech 1 2026-02-09 2026-02-09 —
electronicsbird.sekel.tech 2 2025-08-04 2026-07-05 ok
worldofarchitecture.sekel.tech 2 2025-08-04 2026-07-05 ok
stg.sekel.tech 13 2025-07-25 2026-09-14 nodata
*.stg.sekel.tech 14 2025-07-25 2026-09-14 —
krushna1.stg.sekel.tech 2 2026-06-15 2026-06-15 nxdomain
*.krushna1.stg.sekel.tech 1 2026-06-15 2026-06-15 —
krishna.stg.sekel.tech 3 2026-06-15 2026-06-15 nxdomain
*.krishna.stg.sekel.tech 2 2026-06-15 2026-06-15 —
usgforce.stg.sekel.tech 2 2025-07-08 2026-06-08 ok
api.console.stg.sekel.tech 2 2026-03-03 2026-07-19 ok
proxy-store.stg.sekel.tech 2 2025-06-11 2026-05-12 ok
dev-proxy-testm.stg.sekel.tech 2 2025-07-13 2026-06-13 ok
dev-proxy-stores.stg.sekel.tech 2 2025-07-10 2026-06-10 ok
proxy-store-new.stg.sekel.tech 2 2026-04-28 2026-09-28 ok
api.sekel.tech 4 2026-04-20 2026-09-26 ok
strapi.sekel.tech 4 2026-04-11 2026-08-10 ok
api.hyperlocal.sekel.tech 2 2025-07-30 2026-06-30 ok
winterior.sekel.tech 2 2025-08-04 2026-07-05 ok
dealers.rmtyres.sekel.tech 2 2026-03-11 2026-07-27 ok
triqos.sekel.tech 2 2025-06-12 2026-05-13 ok
institutes.triqos.sekel.tech 1 2025-06-11 2025-06-11 nxdomain
proxy-prod-test.sekel.tech 3 2026-04-22 2026-09-22 ok
www.sekel.tech 1 2026-01-11 2026-01-11 ok
skildemy.sekel.tech 2 2025-08-04 2026-07-05 ok

Programmatic access, with DNS A records: API GET /v1/hosts/sekel.tech (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/sekel.tech.