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.

100 hosts (first page) · 528 ms

HostCertsFirst seenLast seenDNS
sanitas.es 22 2026-02-20 2026-10-01 ok
*.sanitas.es 19 2026-02-20 2026-10-01 —
gesfor360.sanitas.es 2 2026-01-20 2026-01-21 ok
www.gesfor360.sanitas.es 2 2026-01-20 2026-01-21 nxdomain
test-f5-10.6.0.225-1.1.1.1.sanitas.es 2 2026-07-22 2026-07-24 nxdomain
www.test-f5-10.6.0.225-1.1.1.1.sanitas.es 2 2026-07-22 2026-07-24 nxdomain
testf5-01.sanitas.es 1 2026-06-10 2026-06-10 nxdomain
testaws01.sanitas.es 15 2026-05-19 2026-08-27 nxdomain
testnotify01.sanitas.es 10 2026-07-13 2026-08-28 nxdomain
informeanual2021.sanitas.es 3 2025-10-08 2026-09-27 ok
www.informeanual2021.sanitas.es 2 2026-08-27 2026-09-27 nxdomain
test.digicert.260421.sanitas.es 1 2026-04-21 2026-04-21 nxdomain
informeanual2022.sanitas.es 3 2025-10-07 2026-09-27 ok
www.informeanual2022.sanitas.es 2 2026-08-27 2026-09-27 nxdomain
test-f5-10.6.0.228-3.3.3.3.sanitas.es 2 2026-07-22 2026-07-24 nxdomain
www.test-f5-10.6.0.228-3.3.3.3.sanitas.es 2 2026-07-22 2026-07-24 nxdomain
informeanual2023.sanitas.es 3 2026-02-25 2026-09-27 ok
www.informeanual2023.sanitas.es 2 2026-08-27 2026-09-27 nxdomain
informeanual2024.sanitas.es 8 2026-06-24 2026-09-19 ok
www.informeanual2024.sanitas.es 7 2026-06-25 2026-09-19 nxdomain
semanacultura2025.sanitas.es 8 2026-04-19 2026-09-25 ok
test-f5-10.6.0.225.sanitas.es 4 2026-07-24 2026-08-01 nxdomain
www.test-f5-10.6.0.225.sanitas.es 4 2026-07-24 2026-08-01 nxdomain
test.f5.225.sanitas.es 1 2026-09-02 2026-09-02 nxdomain
www.test.f5.225.sanitas.es 1 2026-09-02 2026-09-02 nxdomain
registrofh25.sanitas.es 1 2026-02-02 2026-02-02 ok
semanacultura2026.sanitas.es 7 2026-05-26 2026-09-25 ok
insurencersjulio26.sanitas.es 4 2026-06-04 2026-10-04 ok
test-f5-10.6.0.228.sanitas.es 3 2026-07-28 2026-09-01 nxdomain
www.test-f5-10.6.0.228.sanitas.es 3 2026-07-28 2026-09-01 nxdomain
test.f5.228.sanitas.es 1 2026-09-08 2026-09-08 nxdomain
www.test.f5.228.sanitas.es 1 2026-09-08 2026-09-08 nxdomain
chequeos-sabadell-vida.sanitas.es 5 2026-02-20 2026-09-20 ok
www.chequeos-sabadell-vida.sanitas.es 3 2026-08-20 2026-09-20 nxdomain
pf2fa.sanitas.es 3 2026-02-25 2026-09-27 ok
www.pf2fa.sanitas.es 2 2026-08-27 2026-09-27 nxdomain
trunkstiga.sanitas.es 1 2026-02-17 2026-02-17 nxdomain
ortodoncia.sanitas.es 5 2026-05-26 2026-09-07 ok
semanacultura2025ela.sanitas.es 8 2026-04-19 2026-09-25 ok
semanacultura2026ela.sanitas.es 7 2026-05-26 2026-09-25 ok
sonrisa.sanitas.es 6 2026-05-02 2026-09-02 ok
receta.sanitas.es 1 2026-02-25 2026-02-25 ok
trazalab.sanitas.es 3 2025-10-21 2026-09-07 ok
www.trazalab.sanitas.es 1 2026-09-07 2026-09-07 nxdomain
sanihub.sanitas.es 1 2026-04-23 2026-04-23 ok
pricing-bbac.sanitas.es 5 2026-07-15 2026-09-19 ok
www.pricing-bbac.sanitas.es 5 2026-07-15 2026-09-19 nxdomain
omc.sanitas.es 19 2026-01-07 2026-10-05 ok
maternidad.sanitas.es 5 2026-05-13 2026-09-07 ok
chatbotservicedeskprod.sanitas.es 1 2025-06-13 2025-06-13 ok
serviciosdesalud.sanitas.es 5 2026-04-30 2026-08-12 nxdomain
www.serviciosdesalud.sanitas.es 1 2026-08-12 2026-08-12 nxdomain
portalsalud.sanitas.es 5 2026-04-13 2026-09-07 ok
segurossalud.sanitas.es 1 2025-10-22 2025-10-22 ok
ofertas.segurossalud.sanitas.es 14 2026-05-15 2026-09-10 ok
www.segurossalud.sanitas.es 1 2025-10-22 2025-10-22 nxdomain
ta.cxccloud.sanitas.es 1 2026-06-24 2026-06-24 ok
www.ta.cxccloud.sanitas.es 1 2026-06-24 2026-06-24 nxdomain
rl.cxccloud.sanitas.es 1 2026-06-24 2026-06-24 ok
www.rl.cxccloud.sanitas.es 1 2026-06-24 2026-06-24 nxdomain
descxccloud.sanitas.es 1 2026-06-24 2026-06-24 ok
www.descxccloud.sanitas.es 1 2026-06-24 2026-06-24 nxdomain
contactcentercloud.sanitas.es 1 2026-02-17 2026-02-17 ok
descontactcentercloud.sanitas.es 1 2026-02-17 2026-02-17 ok
muysaludable.sanitas.es 5 2026-04-23 2026-08-21 ok
ortodonciainvisible.sanitas.es 5 2026-05-11 2026-09-07 ok
testacme.sanitas.es 1 2026-03-17 2026-03-17 nxdomain
sonrisasdecine.sanitas.es 5 2026-05-17 2026-09-14 ok
qa.sonrisasdecine.sanitas.es 5 2026-05-17 2026-09-14 ok
webmail.qa.sonrisasdecine.sanitas.es 5 2026-05-17 2026-09-14 ok
www.sonrisasdecine.sanitas.es 5 2026-05-17 2026-09-14 ok
drop-core.sanitas.es 3 2025-12-03 2026-09-20 ok
www.drop-core.sanitas.es 2 2026-08-20 2026-09-20 nxdomain
receta-pre.sanitas.es 1 2026-02-25 2026-02-25 ok
signservices-pre.sanitas.es 7 2026-02-24 2026-09-12 ok
www.signservices-pre.sanitas.es 6 2026-06-24 2026-09-12 nxdomain
serviciosshareppre.sanitas.es 6 2026-06-25 2026-09-12 ok
www.serviciosshareppre.sanitas.es 6 2026-06-25 2026-09-12 nxdomain
dasf.sanitas.es 1 2026-02-20 2026-02-20 ok
registrofh.sanitas.es 2 2026-03-26 2026-05-06 ok
culturadigitalsh.sanitas.es 2 2026-05-22 2026-06-11 ok
futurehealth.sanitas.es 6 2025-06-13 2026-09-20 ok
www.futurehealth.sanitas.es 3 2026-08-20 2026-09-20 nxdomain
api.sanitas.es 1 2026-02-05 2026-02-05 ok
3k.sanitas.es 4 2025-07-23 2026-08-11 nodata
smtsanicj.3k.sanitas.es 4 2025-07-23 2026-08-11 nxdomain
smtsanick.3k.sanitas.es 4 2025-07-23 2026-08-11 ok
WSbravoTEST.Salesbook.sanitas.es 2 2025-06-13 2026-03-12 —
WSbravoDEV.Salesbook.sanitas.es 1 2026-03-12 2026-03-12 —
wsbravo.salesbook.sanitas.es 8 2025-06-13 2026-09-19 ok
www.wsbravo.salesbook.sanitas.es 6 2026-07-08 2026-09-19 nxdomain
wsbravotest.salesbook.sanitas.es 6 2026-06-23 2026-09-12 ok
www.wsbravotest.salesbook.sanitas.es 6 2026-06-23 2026-09-12 nxdomain
fisio-digital.sanitas.es 1 2026-02-23 2026-02-23 ok
formacionesescueladigital.sanitas.es 33 2026-02-04 2026-10-02 ok
dental.sanitas.es 6 2026-05-02 2026-09-07 ok
segurodental.sanitas.es 5 2026-04-22 2026-08-20 ok
firmadordental.sanitas.es 1 2026-02-23 2026-02-23 ok
juntosdental.sanitas.es 5 2026-06-03 2026-10-03 ok
santacaptiveportal.sanitas.es 2 2026-02-20 2026-05-13 nxdomain

Showing the first 100 hostnames — sign in with GitHub or Google to page the full list, or use the API with an API key: GET /v1/hosts/sanitas.es.

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/sanitas.es.