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.

45 hosts · 304 ms

HostCertsFirst seenLast seen
tecnalia.com 4 2025-09-23 2026-09-16
lsnsrvbav01.tecnalia.com 3 2026-05-19 2026-07-22
www.lsnsrvbav01.tecnalia.com 3 2026-05-19 2026-07-22
kubikdtb2.tecnalia.com 5 2026-05-01 2026-08-30
www2.tecnalia.com 2 2026-09-16 2026-09-16
pkicloud.tecnalia.com 3 2026-02-22 2026-10-07
www2.e.tecnalia.com 15 2025-09-16 2026-09-24
www.www2.e.tecnalia.com 1 2025-09-16 2025-09-16
wiki.code.tecnalia.com 5 2026-05-27 2026-09-25
soporte.tecnalia.com 10 2026-04-27 2026-08-23
growth.tecnalia.com 7 2025-09-16 2026-09-16
www.growth.tecnalia.com 1 2025-09-16 2025-09-16
portal.tecnalia.com 1 2025-11-03 2025-11-03
www.portal.tecnalia.com 1 2025-11-03 2025-11-03
scienceportal.tecnalia.com 14 2026-05-29 2026-09-24
resin-aol.tecnalia.com 5 2026-05-11 2026-09-08
innovationtool.tecnalia.com 5 2026-05-24 2026-09-21
pkicloudcm.tecnalia.com 2 2026-02-25 2026-06-17
ssoadm.tecnalia.com 5 2026-05-27 2026-09-24
bastion.tecnalia.com 3 2026-07-08 2026-10-07
kayroxassistance-prepro.tecnalia.com 4 2026-04-18 2026-08-16
tiwp-prepro.tecnalia.com 3 2026-06-02 2026-08-31
sso.tecnalia.com 5 2026-05-03 2026-09-01
jisap.tecnalia.com 5 2026-04-22 2026-08-20
dsp.tecnalia.com 6 2026-04-09 2026-07-22
www.dsp.tecnalia.com 3 2026-04-09 2026-07-22
sstp.tecnalia.com 3 2026-05-19 2026-07-22
tiwp.tecnalia.com 3 2026-04-13 2026-07-15
pruebas.tecnalia.com 3 2025-09-22 2026-09-24
cms-pruebas.tecnalia.com 1 2025-09-22 2025-09-22
listas.tecnalia.com 3 2026-06-18 2026-08-31
vcards.tecnalia.com 10 2026-05-30 2026-10-01
grafana.comvis.tecnalia.com 1 2026-04-18 2026-04-18
admin.comvis.tecnalia.com 1 2026-04-18 2026-04-18
cvat.comvis.tecnalia.com 1 2026-04-18 2026-04-18
api.cvat.comvis.tecnalia.com 2 2026-04-30 2026-04-30
cms.tecnalia.com 5 2025-09-22 2026-09-16
pruebas-cms.tecnalia.com 2 2025-09-23 2026-09-24
tiwp-int.tecnalia.com 3 2026-05-25 2026-08-31
easyopt.tecnalia.com 4 2026-04-17 2026-08-27
scienceportal-dev.tecnalia.com 12 2026-05-14 2026-09-09
www.tecnalia.com 7 2025-09-16 2026-09-16
www.www.tecnalia.com 1 2025-09-16 2025-09-16
gaia-x.tecnalia.com 1 2026-10-01 2026-10-01
tripx.tecnalia.com 3 2026-04-28 2026-07-22

Programmatic access: API GET /v1/hosts/tecnalia.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/tecnalia.com.