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) · 484 ms

HostCertsFirst seenLast seenDNS
voltage-pp-0000.aexp.com 4 2026-03-12 2026-09-07 ok
iaas.600001023.E38110.aexp.com 1 2026-02-14 2026-02-14 —
iaas.600001023.E310210.aexp.com 2 2025-08-26 2026-05-28 —
iaas.600001023.E38020.aexp.com 1 2026-02-14 2026-02-14 —
iaas.600001023.E38120.aexp.com 1 2026-02-14 2026-02-14 —
iaas.600001023.E38130.aexp.com 1 2026-02-14 2026-02-14 —
iaas.600001023.E310040.aexp.com 2 2025-08-14 2026-05-16 —
iaas.600001023.E38140.aexp.com 1 2026-02-18 2026-02-18 —
iaas.600001023.E38150.aexp.com 1 2026-02-18 2026-02-18 —
tn3270.aexp.com 1 2026-05-13 2026-05-13 nxdomain
iaas.600001023.E31490.aexp.com 1 2026-02-14 2026-02-14 —
voltage-pp-0000-1.aexp.com 1 2026-09-07 2026-09-07 ok
payments-tcp-1.aexp.com 2 2026-03-02 2026-08-31 nxdomain
wppim001.aexp.com 3 2025-08-21 2026-06-25 ok
hqidlprhap01.aexp.com 2 2026-02-12 2026-10-06 nxdomain
hqiqlprhap01.aexp.com 2 2026-02-12 2026-10-06 ok
iaas.600001023.E38111.aexp.com 1 2026-02-14 2026-02-14 —
iaas.600001023.E31511.aexp.com 1 2026-02-14 2026-02-14 —
hqiqlprhap11.aexp.com 2 2026-02-12 2026-10-06 ok
iaas.600001023.E38021.aexp.com 1 2026-02-14 2026-02-14 —
iaas.600001023.E38121.aexp.com 1 2026-02-14 2026-02-14 —
iaas.600001023.E310321.aexp.com 2 2025-08-26 2026-05-28 —
hvnplprhwa21.aexp.com 2 2025-09-12 2026-06-25 ok
hqiqlprhap21.aexp.com 2 2026-02-12 2026-10-06 ok
iaas.600001023.E38131.aexp.com 1 2026-02-14 2026-02-14 —
hqiqlprhap31.aexp.com 2 2026-02-12 2026-10-06 ok
iaas.600001023.E310041.aexp.com 2 2025-08-14 2026-05-16 —
iaas.600001023.E310441.aexp.com 2 2025-08-26 2026-05-28 —
iaas.600001023.E38151.aexp.com 1 2026-02-18 2026-02-18 —
iaas.600001023.E310071.aexp.com 2 2025-08-26 2026-05-28 —
iaas.600001023.E310481.aexp.com 2 2025-08-14 2026-05-16 —
qehyvipssloffussvc-qaeinw1a1.aexp.com 2 2025-07-22 2025-07-22 nxdomain
rtfdag-qaeinw1a1.aexp.com 3 2026-05-06 2026-08-14 nxdomain
qehyvipssloffussvc-qaeinw1b1.aexp.com 2 2025-07-22 2025-07-22 nxdomain
rtfdag-qaeinw1b1.aexp.com 3 2026-05-06 2026-08-14 nxdomain
gcprepoipc1.aexp.com 2 2026-04-14 2026-09-30 nxdomain
rtfgrpc1.aexp.com 3 2026-03-19 2026-09-16 nxdomain
bloomreach-poc-e1.aexp.com 4 2025-08-14 2026-08-18 nxdomain
gradle-e1.aexp.com 1 2025-09-22 2025-09-22 nxdomain
fdpamonitoring-e1.aexp.com 3 2026-01-12 2026-08-18 nxdomain
starintl-e1.aexp.com 3 2026-02-09 2026-08-18 nxdomain
stream-e1.aexp.com 3 2025-12-22 2026-08-18 nxdomain
iiq-e1.aexp.com 1 2026-07-31 2026-07-31 nxdomain
cvault-e1.aexp.com 2 2025-09-30 2026-07-02 nxdomain
sahpromxy-e1.aexp.com 3 2025-12-28 2026-08-18 nxdomain
tfe1.aexp.com 1 2026-05-12 2026-05-12 nxdomain
ptfe1.aexp.com 1 2026-05-12 2026-05-12 nxdomain
terraformenterprise1.aexp.com 1 2026-05-12 2026-05-12 nxdomain
dag1.aexp.com 18 2026-01-14 2026-08-14 nxdomain
functions-staging1.aexp.com 13 2025-10-17 2026-10-07 nxdomain
gdpcmldui1.aexp.com 8 2026-04-05 2026-07-26 nxdomain
iiqnui1.aexp.com 12 2026-01-19 2026-08-14 nxdomain
p2pgatewayexternal1.aexp.com 18 2026-01-14 2026-08-14 nxdomain
magic-m1.aexp.com 3 2026-01-28 2026-08-26 nxdomain
iiqiam1.aexp.com 3 2026-02-04 2026-08-14 nxdomain
terraform1.aexp.com 1 2026-05-12 2026-05-12 nxdomain
iiqnui-green1.aexp.com 12 2026-01-19 2026-08-14 nxdomain
lytpwrredemption-green1.aexp.com 14 2025-08-26 2026-10-02 nxdomain
r42-tx-eligibility-metrics-green1.aexp.com 8 2025-08-26 2026-05-28 nxdomain
eartframeworks-green1.aexp.com 18 2026-01-15 2026-08-14 nxdomain
dpaets-green1.aexp.com 13 2026-01-14 2026-08-26 nxdomain
p2pgateway-green1.aexp.com 18 2026-01-14 2026-08-14 nxdomain
lytpwrinquiry-green1.aexp.com 12 2025-08-26 2026-10-02 nxdomain
tfe-r1.aexp.com 1 2026-05-12 2026-05-12 nxdomain
ptfe-r1.aexp.com 1 2026-05-12 2026-05-12 nxdomain
terraformenterprise-r1.aexp.com 1 2026-05-12 2026-05-12 nxdomain
dag-r1.aexp.com 18 2026-01-14 2026-08-14 nxdomain
gdpcmldui-r1.aexp.com 8 2026-04-05 2026-07-26 nxdomain
iiqnui-r1.aexp.com 12 2026-01-19 2026-08-14 nxdomain
p2pgatewayexternal-r1.aexp.com 18 2026-01-14 2026-08-14 nxdomain
terraform-r1.aexp.com 1 2026-05-12 2026-05-12 nxdomain
iiqnui-green-r1.aexp.com 12 2026-01-19 2026-08-14 nxdomain
lytpwrredemption-green-r1.aexp.com 14 2025-08-26 2026-10-02 nxdomain
r42-tx-eligibility-metrics-green-r1.aexp.com 8 2025-08-26 2026-05-28 nxdomain
eartframeworks-green-r1.aexp.com 18 2026-01-15 2026-08-14 nxdomain
dpaets-green-r1.aexp.com 13 2026-01-14 2026-08-26 nxdomain
lytpwrinquiry-green-r1.aexp.com 12 2025-08-26 2026-10-02 nxdomain
lytpwrredemption-r1.aexp.com 14 2025-08-26 2026-10-02 nxdomain
r42-tx-eligibility-metrics-r1.aexp.com 8 2025-08-26 2026-05-28 nxdomain
eartframeworks-r1.aexp.com 18 2026-01-15 2026-08-14 nxdomain
dpaets-r1.aexp.com 13 2026-01-14 2026-08-26 nxdomain
lytpwrinquiry-r1.aexp.com 12 2025-08-26 2026-10-02 nxdomain
r42-tx-eligibility-metrics1.aexp.com 8 2025-08-26 2026-05-28 nxdomain
infrabotes1.aexp.com 2 2026-08-27 2026-08-27 nxdomain
eartframeworks1.aexp.com 18 2026-01-15 2026-08-14 nxdomain
dpaets1.aexp.com 13 2026-01-14 2026-08-26 nxdomain
fsgatewayintra-e2env1.aexp.com 2 2025-10-17 2026-09-25 nxdomain
fsgatewayinter-e2env1.aexp.com 2 2025-10-17 2026-09-25 nxdomain
p2pgateway1.aexp.com 18 2026-01-14 2026-08-14 nxdomain
dpnapsoapgateway1.aexp.com 2 2025-07-10 2026-06-16 nxdomain
citrix-qa-admin-az1.aexp.com 2 2026-08-19 2026-08-19 nxdomain
gcprepoipc1az1.aexp.com 2 2026-04-14 2026-09-30 nxdomain
artifactoryipc1az1.aexp.com 12 2026-03-31 2026-09-10 nxdomain
artifactoryipc2az1.aexp.com 2 2026-03-31 2026-09-10 nxdomain
functions-staging-pz1.aexp.com 3 2026-01-29 2026-01-29 nxdomain
function-pz1.aexp.com 2 2026-01-31 2026-01-31 nxdomain
functions-pz1.aexp.com 6 2026-01-31 2026-08-26 nxdomain
voltage-pp-0000-2.aexp.com 1 2026-09-07 2026-09-07 ok
payments-tcp-2.aexp.com 3 2026-03-20 2026-09-15 nxdomain
iaas.600001023.E38102.aexp.com 1 2026-02-14 2026-02-14 —

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/aexp.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/aexp.com.