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) · 376 ms

HostCertsFirst seenLast seenDNS
aetna.com 59 2025-07-02 2026-10-05 ok
*.aetna.com 5 2026-01-27 2026-05-19 —
voltage-pp-0000.aetna.com 3 2025-09-09 2026-09-10 ok
VAPPWD-EXCHT-SES1-sm100.aetna.com 1 2025-12-05 2025-12-05 —
VAPPMT-EXCHT-SES1-sm100.aetna.com 1 2025-12-05 2025-12-05 —
vampses1-sm100.aetna.com 2 2026-02-12 2026-02-18 nxdomain
vawpses1-sm100.aetna.com 2 2026-02-12 2026-02-18 nxdomain
VAPPWD-EXCHT-SES2-sm100.aetna.com 1 2025-12-05 2025-12-05 —
VAPPMT-EXCHT-SES2-sm100.aetna.com 1 2025-12-05 2025-12-05 —
vampses2-sm100.aetna.com 2 2026-02-12 2026-02-18 nxdomain
vawpses2-sm100.aetna.com 2 2026-02-12 2026-02-18 nxdomain
vampses3-sm100.aetna.com 2 2026-02-12 2026-02-18 nxdomain
vawpses3-sm100.aetna.com 2 2026-02-12 2026-02-18 nxdomain
www100.aetna.com 8 2025-07-10 2026-08-15 nxdomain
qawww100.aetna.com 8 2025-06-29 2026-09-01 nxdomain
devwww100.aetna.com 5 2026-05-06 2026-08-10 nxdomain
prod.MQP200.aetna.com 1 2025-06-07 2025-06-07 —
prod.MQP300.aetna.com 1 2025-06-07 2025-06-07 —
prod.MCPC00.aetna.com 1 2025-06-07 2025-06-07 —
prod.MCPE00.aetna.com 1 2025-06-07 2025-06-07 —
midpdellecs2-10.aetna.com 1 2025-08-21 2025-08-21 nxdomain
midpdellecs3-10.aetna.com 1 2025-09-15 2025-09-15 nxdomain
midpdellecs3958-10.aetna.com 1 2025-08-21 2025-08-21 nxdomain
prod.MQP210.aetna.com 1 2025-06-07 2025-06-07 —
MAZQEAPIS10.aetna.com 1 2026-04-22 2026-04-22 —
hfdqqumuepfe10.aetna.com 1 2026-03-28 2026-03-28 nxdomain
qaapi10.aetna.com 4 2025-06-07 2026-05-19 nxdomain
strapi10.aetna.com 2 2025-06-07 2026-01-16 nxdomain
vampepmpp10.aetna.com 1 2025-07-30 2025-07-30 nxdomain
vawpepmpp10.aetna.com 1 2025-08-13 2025-08-13 nxdomain
incurredclaims10.aetna.com 1 2025-10-01 2025-10-01 nxdomain
www10.aetna.com 31 2025-07-31 2026-09-29 ok
MVMQSHD10IS01-www10.aetna.com 6 2025-08-10 2026-09-03 —
WVMQSHD10IS01-www10.aetna.com 6 2025-08-10 2026-09-03 —
MAZQSHD10IS01-www10.aetna.com 6 2025-08-10 2026-09-03 —
MAZQSHD10IS02-www10.aetna.com 6 2025-08-10 2026-09-03 —
qawww10.aetna.com 37 2025-08-10 2026-09-29 ok
devwww10.aetna.com 27 2025-08-07 2026-09-29 nxdomain
ahia2020.aetna.com 12 2025-12-29 2026-09-29 ok
qaahia2020.aetna.com 30 2025-08-10 2026-09-29 ok
prod.MQP020.aetna.com 1 2025-06-07 2025-06-07 —
prod.MQP120.aetna.com 1 2025-06-07 2025-06-07 —
prod.MCPE20.aetna.com 1 2025-06-07 2025-06-07 —
vawpweblm20.aetna.com 1 2025-08-12 2025-08-12 nxdomain
vawpcms20.aetna.com 2 2025-09-30 2026-09-30 nxdomain
www20.aetna.com 34 2025-07-14 2026-09-29 ok
qa2www20.aetna.com 5 2026-01-21 2026-08-05 nxdomain
dev2www20.aetna.com 1 2026-04-05 2026-04-05 nxdomain
qa3www20.aetna.com 27 2026-03-07 2026-09-29 nxdomain
dev3www20.aetna.com 28 2026-03-03 2026-09-29 nxdomain
qaXwww20.aetna.com 14 2025-07-29 2026-08-17 —
qawww20.aetna.com 45 2025-07-29 2026-09-29 ok
strwww20.aetna.com 13 2025-09-13 2026-09-29 nxdomain
devwww20.aetna.com 25 2025-10-14 2026-09-30 nxdomain
qaxwww20.aetna.com 6 2025-07-09 2026-09-01 ok
strxwww20.aetna.com 1 2026-04-23 2026-04-23 nxdomain
prod.MQP030.aetna.com 2 2025-06-07 2026-03-27 —
test.MQQ030.aetna.com 1 2026-03-27 2026-03-27 —
test.MQT030.aetna.com 2 2026-03-26 2026-03-27 —
prod.MCPE30.aetna.com 1 2025-06-07 2025-06-07 —
MVMQAWFWIS30.aetna.com 1 2026-04-23 2026-04-23 —
WVMQAWFWIS30.aetna.com 1 2026-04-23 2026-04-23 —
vampcms30.aetna.com 2 2025-09-30 2026-09-30 nxdomain
www30.aetna.com 34 2025-07-14 2026-09-29 ok
qa2www30.aetna.com 1 2026-01-14 2026-01-14 nxdomain
dev2www30.aetna.com 1 2025-09-16 2025-09-16 nxdomain
qa3www30.aetna.com 2 2026-04-28 2026-08-09 nxdomain
dev3www30.aetna.com 4 2026-03-29 2026-09-07 nxdomain
qawww30.aetna.com 53 2025-08-07 2026-09-29 ok
apicwww30.aetna.com 1 2026-03-23 2026-03-23 nxdomain
strwww30.aetna.com 2 2026-03-29 2026-09-07 nxdomain
devwww30.aetna.com 2 2026-03-29 2026-09-07 nxdomain
qaxwww30.aetna.com 29 2025-08-07 2026-09-11 ok
strxwww30.aetna.com 1 2026-04-05 2026-04-05 nxdomain
devxwww30.aetna.com 1 2026-04-05 2026-04-05 nxdomain
prod.MCPE40.aetna.com 1 2025-06-07 2025-06-07 —
vawpcms40.aetna.com 2 2025-09-30 2026-09-30 nxdomain
www40.aetna.com 2 2026-02-12 2026-02-15 nxdomain
strwww40.aetna.com 2 2026-03-29 2026-09-09 nxdomain
devwww40.aetna.com 3 2026-03-29 2026-09-07 nxdomain
aprut1350.aetna.com 1 2025-10-13 2025-10-13 nxdomain
prod.MQP350.aetna.com 1 2025-06-07 2025-06-07 —
prod.MQP750.aetna.com 1 2025-06-07 2025-06-07 —
prod.MCPE50.aetna.com 1 2025-06-07 2025-06-07 —
vampweblm50.aetna.com 1 2025-08-12 2025-08-12 nxdomain
vampcms50.aetna.com 2 2025-09-30 2026-09-30 nxdomain
www50.aetna.com 2 2026-02-12 2026-02-15 nxdomain
qawww50.aetna.com 1 2026-01-09 2026-01-09 nxdomain
devwww50.aetna.com 3 2026-03-29 2026-09-07 nxdomain
vamppbx50.aetna.com 1 2026-04-04 2026-04-04 nxdomain
dev.servermonitor360.aetna.com 3 2026-05-11 2026-08-16 nxdomain
prod.MQP760.aetna.com 1 2025-06-07 2025-06-07 —
prod.MQP960.aetna.com 1 2025-06-07 2025-06-07 —
prod.MCPE60.aetna.com 1 2025-06-07 2025-06-07 —
prod.MQP770.aetna.com 1 2025-06-07 2025-06-07 —
prod.MQP970.aetna.com 1 2025-06-07 2025-06-07 —
prod.MQP980.aetna.com 1 2025-11-06 2025-11-06 —
prod.MCPE80.aetna.com 1 2025-06-07 2025-06-07 —
ae80.aetna.com 3 2025-09-13 2026-09-10 nxdomain
vawpweblm80.aetna.com 1 2025-08-13 2025-08-13 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/aetna.com.

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/aetna.com.