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.

31 hosts · 307 ms

HostCertsFirst seenLast seenDNS
nestpensions.org.uk 1 2026-05-12 2026-05-12 ok
ukuxbcipl02.nestpensions.org.uk 3 2025-10-27 2026-10-02 ok
ukswncipl02.nestpensions.org.uk 1 2026-05-05 2026-05-05 ok
ukuxbcipl03.nestpensions.org.uk 3 2025-10-27 2026-10-02 ok
ukswncipl03.nestpensions.org.uk 3 2026-03-04 2026-08-19 ok
neteweb.nestpensions.org.uk 1 2025-11-24 2025-11-24 nxdomain
ivr-uxb.nestpensions.org.uk 1 2026-02-03 2026-02-03 nxdomain
prodmid.nestpensions.org.uk 3 2026-03-04 2026-09-27 nxdomain
api.nestpensions.org.uk 1 2026-01-28 2026-01-28 ok
eapi.nestpensions.org.uk 1 2026-02-04 2026-02-04 ok
ivr-prl.nestpensions.org.uk 1 2026-02-03 2026-02-03 nxdomain
uam.nestpensions.org.uk 1 2026-04-17 2026-04-17 ok
brum.nestpensions.org.uk 3 2026-03-31 2026-09-27 ok
ivr-swn.nestpensions.org.uk 1 2026-02-04 2026-02-04 nxdomain
*.info.nestpensions.org.uk 1 2025-12-21 2025-12-21 —
contents.info.nestpensions.org.uk 1 2025-11-24 2025-11-24 ok
isp.nestpensions.org.uk 5 2026-03-16 2026-09-07 ok
member.nestpensions.org.uk 2 2025-09-10 2026-09-09 ok
pensionsfinder.nestpensions.org.uk 2 2026-09-14 2026-09-14 nxdomain
developer.nestpensions.org.uk 1 2026-01-28 2026-01-28 ok
employer.nestpensions.org.uk 2 2026-07-10 2026-07-10 ok
bereavements.nestpensions.org.uk 3 2026-03-11 2026-09-01 ok
ws.nestpensions.org.uk 1 2025-11-24 2025-11-24 ok
netews.nestpensions.org.uk 1 2025-11-24 2025-11-24 ok
chat.nestpensions.org.uk 2 2026-06-03 2026-06-09 ok
www.chat.nestpensions.org.uk 2 2026-06-03 2026-06-09 ok
payment.nestpensions.org.uk 1 2026-01-28 2026-01-28 ok
content.nestpensions.org.uk 1 2026-02-04 2026-02-04 ok
www.nestpensions.org.uk 1 2026-05-12 2026-05-12 ok
pay.nestpensions.org.uk 2 2025-09-29 2026-10-05 ok
survey.nestpensions.org.uk 1 2026-05-05 2026-05-05 ok

Programmatic access, with DNS A records: API GET /v1/hosts/nestpensions.org.uk (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/nestpensions.org.uk.