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) · 487 ms

HostCertsFirst seenLast seenDNS
aramco.com 38 2025-09-14 2026-09-28 ok
smtp10.aramco.com 2 2026-03-09 2026-09-28 ok
smtp20.aramco.com 2 2026-03-09 2026-09-28 nxdomain
CDC-L09040-SBC-01.aramco.com 3 2025-09-15 2026-08-26 —
TCC-AX08-SBC-01.aramco.com 2 2025-11-17 2025-11-27 —
smtp11.aramco.com 2 2026-03-09 2026-09-28 ok
cs-900121.aramco.com 2 2026-03-17 2026-03-30 nxdomain
smtp21.aramco.com 2 2026-03-09 2026-09-28 ok
sv211120-ewe1.aramco.com 2 2026-01-21 2026-01-28 ok
sv211121-ewe1.aramco.com 2 2026-01-21 2026-01-28 ok
saopj1.aramco.com 3 2026-03-15 2026-09-01 nxdomain
login1.aramco.com 36 2025-08-17 2026-09-16 ok
saologin1.aramco.com 3 2026-03-15 2026-09-01 nxdomain
hydrocarbon1.aramco.com 32 2025-07-21 2026-09-16 ok
paeap1.aramco.com 13 2025-07-15 2026-08-10 nxdomain
smtp1.aramco.com 2 2026-03-09 2026-09-28 ok
hauler1.aramco.com 32 2025-07-21 2026-09-16 ok
customer1.aramco.com 32 2025-07-21 2026-09-16 ok
sfbews1.aramco.com 30 2025-09-14 2026-09-16 ok
logint1.aramco.com 9 2025-09-14 2026-09-27 ok
webtest1.aramco.com 5 2026-08-18 2026-10-04 nxdomain
smtp12.aramco.com 2 2026-03-09 2026-09-28 ok
cs-010222.aramco.com 2 2026-03-17 2026-03-30 nxdomain
smtp22.aramco.com 2 2026-03-09 2026-09-28 ok
paeap2.aramco.com 13 2025-07-15 2026-08-10 nxdomain
Smtp2.aramco.com 2 2026-03-09 2026-09-28 —
sfbews2.aramco.com 30 2025-09-14 2026-09-16 ok
webtest2.aramco.com 5 2026-08-18 2026-10-04 nxdomain
saomapsv2.aramco.com 3 2026-03-15 2026-09-01 nxdomain
www2.aramco.com 6 2025-08-17 2026-08-09 ok
smtp13.aramco.com 2 2026-03-09 2026-09-28 nodata
Smtp3.aramco.com 2 2026-03-09 2026-09-28 —
sfbews3.aramco.com 30 2025-09-14 2026-09-16 ok
smtp14.aramco.com 2 2026-03-09 2026-09-28 nodata
sapecon4.aramco.com 3 2026-03-15 2026-09-01 nxdomain
Smtp4.aramco.com 2 2026-03-09 2026-09-28 —
sfbews4.aramco.com 30 2025-09-14 2026-09-16 ok
smtp15.aramco.com 2 2026-03-09 2026-09-28 nxdomain
Smtp5.aramco.com 2 2026-03-09 2026-09-28 —
smtp16.aramco.com 2 2026-03-09 2026-09-28 nxdomain
cs-900146.aramco.com 2 2026-03-02 2026-08-19 nxdomain
epmp6.aramco.com 36 2025-08-17 2026-09-16 ok
Saoepmp6.aramco.com 3 2026-03-15 2026-09-01 —
Smtp6.aramco.com 2 2026-03-09 2026-09-28 —
smtp17.aramco.com 2 2026-03-09 2026-09-28 nxdomain
Smtp7.aramco.com 2 2026-03-09 2026-09-28 —
cs-010408.aramco.com 2 2026-03-17 2026-03-30 nxdomain
smtp18.aramco.com 2 2026-03-09 2026-09-28 nxdomain
cs-020228.aramco.com 2 2026-03-02 2026-08-19 nxdomain
Smtp8.aramco.com 2 2026-03-09 2026-09-28 —
smtp19.aramco.com 2 2026-03-09 2026-09-28 nxdomain
cs-020229.aramco.com 2 2026-03-02 2026-08-19 nxdomain
smtp9.aramco.com 2 2026-03-09 2026-09-28 ok
EPMP6QA.aramco.com 4 2025-09-14 2026-08-27 —
EPMUNQA.aramco.com 4 2025-09-14 2026-08-27 —
B2B.aramco.com 6 2025-08-17 2026-08-09 —
DRB2B.aramco.com 2 2025-07-21 2026-07-22 —
AribaProdCIG.aramco.com 4 2026-07-15 2026-08-10 —
TCCAT10-SLE-1CP.aramco.com 2 2025-11-26 2025-11-27 —
CDC-SLEPUB-01CP.aramco.com 2 2025-11-26 2025-11-27 —
CDC-SLE-01CP.aramco.com 2 2025-11-26 2025-11-27 —
korea.aramco.com 13 2025-11-27 2026-08-30 ok
maha.aramco.com 9 2025-09-14 2026-09-27 ok
india.aramco.com 13 2025-11-27 2026-08-30 ok
asia.aramco.com 30 2025-09-14 2026-09-16 ok
malaysia.aramco.com 13 2025-11-27 2026-08-30 ok
lubna.aramco.com 34 2025-09-14 2026-09-16 ok
china.aramco.com 13 2025-11-27 2026-08-30 ok
saodpa.aramco.com 3 2026-03-15 2026-09-01 nxdomain
saoqpa.aramco.com 3 2026-03-15 2026-09-01 nxdomain
shareguard-qa.aramco.com 10 2025-11-10 2026-09-27 ok
id.shareguard-qa.aramco.com 14 2026-03-02 2026-09-27 ok
www2qa.aramco.com 4 2025-09-14 2026-08-27 ok
epmp6qa.aramco.com 5 2026-03-26 2026-09-27 ok
powerhubqa.aramco.com 17 2025-09-14 2026-08-30 ok
macqa.aramco.com 4 2025-09-14 2026-08-27 ok
sncqa.aramco.com 5 2026-03-26 2026-09-27 ok
bpcqa.aramco.com 9 2025-09-14 2026-09-27 ok
saoatcqa.aramco.com 3 2026-03-15 2026-09-01 nxdomain
Saipdqa.aramco.com 4 2025-09-14 2026-08-27 —
saipdqa.aramco.com 5 2026-03-26 2026-09-27 ok
groupfinanceqa.aramco.com 3 2026-09-16 2026-09-16 nxdomain
employeeqa.aramco.com 9 2025-09-14 2026-09-27 ok
magqa.aramco.com 1 2026-05-11 2026-05-11 nxdomain
catalogqa.aramco.com 9 2025-09-14 2026-09-27 ok
Fiqa.aramco.com 4 2025-09-14 2026-08-27 —
vdiqa.aramco.com 1 2026-05-11 2026-05-11 ok
fiqa.aramco.com 5 2026-03-26 2026-09-27 ok
egrcglobalqa.aramco.com 9 2025-09-14 2026-09-27 ok
awcmqa.aramco.com 1 2026-05-11 2026-05-11 ok
mdmqa.aramco.com 1 2026-05-11 2026-05-11 ok
emqa.aramco.com 9 2025-09-14 2026-09-27 ok
hydrocarbonqa.aramco.com 9 2025-09-14 2026-09-27 ok
epmunqa.aramco.com 5 2026-03-26 2026-09-27 ok
awwsoqa.aramco.com 1 2026-05-11 2026-05-11 ok
mdpqa.aramco.com 6 2026-03-26 2026-09-27 ok
Empappqa.aramco.com 4 2025-09-14 2026-08-27 —
empappqa.aramco.com 5 2026-03-26 2026-09-27 ok
awsspqa.aramco.com 6 2026-03-26 2026-09-27 ok
otpqa.aramco.com 9 2025-09-14 2026-09-27 ok

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/aramco.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/aramco.com.