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) · 505 ms

HostCertsFirst seenLast seenDNS
captiveaire.com 4 2025-08-02 2026-07-06 ok
*.captiveaire.com 4 2025-08-02 2026-07-06 —
mongo20.captiveaire.com 2 2026-06-16 2026-06-16 nxdomain
mongo-caslink-general-v2-01.captiveaire.com 5 2026-05-06 2026-08-03 nxdomain
mongo-captiveaire-general-production-v2-01.captiveaire.com 3 2026-05-11 2026-08-03 nxdomain
mongo-caslink-time-series-v2-01.captiveaire.com 2 2026-06-16 2026-06-16 nxdomain
mongo-caslink-digitaltwinv2-01.captiveaire.com 2 2026-06-16 2026-06-16 nxdomain
mongo-cas-mfg-01.captiveaire.com 3 2026-05-15 2026-08-03 nxdomain
mongo-cas-mfg-stg-01.captiveaire.com 2 2026-06-10 2026-06-10 nxdomain
mongo-speccom-production-01.captiveaire.com 3 2026-05-11 2026-08-03 nxdomain
mongo-sdv01.captiveaire.com 3 2026-05-06 2026-08-03 nxdomain
clsdev-mongo1.captiveaire.com 3 2026-05-06 2026-08-03 nxdomain
mongo-caslink-general-v2-02.captiveaire.com 5 2026-05-06 2026-08-03 nxdomain
mongo-captiveaire-general-production-v2-02.captiveaire.com 3 2026-05-11 2026-08-03 nxdomain
mongo-caslink-time-series-v2-02.captiveaire.com 2 2026-06-16 2026-06-16 nxdomain
mongo-caslink-digitaltwinv2-02.captiveaire.com 2 2026-06-16 2026-06-16 nxdomain
mongo-cas-mfg-02.captiveaire.com 3 2026-05-15 2026-08-03 nxdomain
mongo-cas-mfg-stg-02.captiveaire.com 2 2026-06-10 2026-06-10 nxdomain
mongo-speccom-production-02.captiveaire.com 3 2026-05-11 2026-08-03 nxdomain
mongo-sdv02.captiveaire.com 3 2026-05-06 2026-08-03 nxdomain
mongo-sdv-dev02.captiveaire.com 3 2026-05-06 2026-08-03 nxdomain
mongo-caslink-general-v2-03.captiveaire.com 5 2026-05-06 2026-08-03 nxdomain
mongo-captiveaire-general-production-v2-03.captiveaire.com 3 2026-05-11 2026-08-03 nxdomain
mongo-caslink-time-series-v2-03.captiveaire.com 2 2026-06-16 2026-06-16 nxdomain
mongo-caslink-digitaltwinv2-03.captiveaire.com 2 2026-06-16 2026-06-16 nxdomain
mongo-cas-mfg-03.captiveaire.com 3 2026-05-15 2026-08-03 nxdomain
mongo-cas-mfg-stg-03.captiveaire.com 2 2026-06-10 2026-06-10 nxdomain
mongo-speccom-production-03.captiveaire.com 3 2026-05-11 2026-08-03 nxdomain
mongo-sdv03.captiveaire.com 3 2026-05-06 2026-08-03 nxdomain
clstg-mongo3.captiveaire.com 3 2026-05-06 2026-08-03 nxdomain
mongo14.captiveaire.com 2 2026-06-16 2026-06-16 nxdomain
clstg-mongo4.captiveaire.com 3 2026-05-06 2026-08-03 nxdomain
devdb2025.captiveaire.com 5 2026-05-26 2026-09-22 nxdomain
clstg-mongo5.captiveaire.com 3 2026-05-06 2026-08-03 nxdomain
region108.captiveaire.com 5 2026-05-02 2026-08-25 ok
nola.captiveaire.com 5 2025-10-02 2026-08-27 ok
www.nola.captiveaire.com 5 2025-10-02 2026-08-27 nxdomain
vcsa.captiveaire.com 4 2025-09-24 2026-09-25 nxdomain
www.vcsa.captiveaire.com 4 2025-09-24 2026-09-25 nxdomain
kb.captiveaire.com 2 2026-02-20 2026-07-23 ok
hub.captiveaire.com 5 2026-05-23 2026-09-19 nxdomain
argocd.speccom-kube.captiveaire.com 5 2026-05-19 2026-09-16 nxdomain
whoami.speccom-kube.captiveaire.com 5 2026-05-19 2026-09-16 nxdomain
traefik.speccom-kube.captiveaire.com 5 2026-05-30 2026-09-27 nxdomain
cas.knowledgebase.captiveaire.com 2 2026-02-20 2026-07-23 ok
teamdashboard-staging.captiveaire.com 4 2026-04-15 2026-08-14 nxdomain
fieldlink-staging.captiveaire.com 4 2026-02-22 2026-10-06 ok
weaviate-node1.speccom-staging.captiveaire.com 4 2026-04-17 2026-08-16 nxdomain
weaviate-node2.speccom-staging.captiveaire.com 4 2026-04-17 2026-08-16 nxdomain
weaviate-node3.speccom-staging.captiveaire.com 4 2026-04-17 2026-08-16 nxdomain
grafana.speccom-staging.captiveaire.com 4 2026-04-15 2026-08-14 nxdomain
open-topo-data.speccom-staging.captiveaire.com 4 2026-04-13 2026-08-12 nxdomain
chromadb.speccom-staging.captiveaire.com 5 2026-05-08 2026-09-06 nxdomain
customer-book-job.speccom-staging.captiveaire.com 5 2026-04-22 2026-08-21 nxdomain
relay-sb.speccom-staging.captiveaire.com 4 2026-04-15 2026-08-14 nxdomain
quartz-sb.speccom-staging.captiveaire.com 4 2026-04-15 2026-08-14 nxdomain
aad.speccom-staging.captiveaire.com 4 2026-04-15 2026-08-14 nxdomain
specbuilder-backend.speccom-staging.captiveaire.com 4 2026-04-15 2026-08-14 nxdomain
flo-store-frontend.speccom-staging.captiveaire.com 4 2026-04-15 2026-08-14 nxdomain
rup-store-frontend.speccom-staging.captiveaire.com 1 2026-09-09 2026-09-09 nxdomain
cas-store-frontend.speccom-staging.captiveaire.com 4 2026-04-15 2026-08-14 nxdomain
teamdashboard.speccom-staging.captiveaire.com 4 2026-04-15 2026-08-14 nxdomain
flo-store-backoffice.speccom-staging.captiveaire.com 4 2026-04-15 2026-08-14 nxdomain
rup-store-backoffice.speccom-staging.captiveaire.com 1 2026-09-09 2026-09-09 nxdomain
cas-store-backoffice.speccom-staging.captiveaire.com 4 2026-04-15 2026-08-14 nxdomain
deliverable-service.speccom-staging.captiveaire.com 4 2026-04-15 2026-08-14 nxdomain
redpanda-console.speccom-staging.captiveaire.com 4 2026-04-15 2026-08-14 nxdomain
cas-relay-img.speccom-staging.captiveaire.com 4 2026-04-15 2026-08-14 nxdomain
gotenberg.speccom-staging.captiveaire.com 4 2026-04-15 2026-08-14 nxdomain
loadcalculator-debug.speccom-staging.captiveaire.com 3 2026-06-08 2026-08-08 nxdomain
thaleslunch.speccom-staging.captiveaire.com 5 2026-04-28 2026-08-28 nxdomain
weatherdata-api.speccom-staging.captiveaire.com 4 2026-04-15 2026-08-14 nxdomain
fedexservice-api.speccom-staging.captiveaire.com 4 2026-04-15 2026-08-14 nxdomain
coil-api.speccom-staging.captiveaire.com 4 2026-04-15 2026-08-14 nxdomain
iplookup-api.speccom-staging.captiveaire.com 3 2026-06-08 2026-08-08 nxdomain
holiday-api.speccom-staging.captiveaire.com 4 2026-04-15 2026-08-14 nxdomain
amazon-pay-api.speccom-staging.captiveaire.com 4 2026-04-15 2026-08-14 nxdomain
flo-store-amazon-pay-api.speccom-staging.captiveaire.com 4 2026-04-15 2026-08-14 nxdomain
rup-store-amazon-pay-api.speccom-staging.captiveaire.com 1 2026-09-09 2026-09-09 nxdomain
weaviate-ui.speccom-staging.captiveaire.com 4 2026-04-17 2026-08-16 nxdomain
healthcheck-ui.speccom-staging.captiveaire.com 4 2026-04-15 2026-08-14 nxdomain
traefik.speccom-staging.captiveaire.com 4 2026-04-15 2026-08-14 nxdomain
thaleslunch-mail.speccom-staging.captiveaire.com 5 2026-04-28 2026-08-28 nxdomain
ecn-mail.speccom-staging.captiveaire.com 4 2026-04-15 2026-08-14 nxdomain
brief-url.speccom-staging.captiveaire.com 4 2026-04-15 2026-08-14 nxdomain
seqman.speccom-staging.captiveaire.com 1 2026-09-08 2026-09-08 nxdomain
ecn.speccom-staging.captiveaire.com 4 2026-04-15 2026-08-14 nxdomain
bitwarden.speccom-staging.captiveaire.com 5 2026-05-24 2026-09-21 nxdomain
store-admin.speccom-staging.captiveaire.com 4 2026-04-17 2026-08-16 nxdomain
flo-store-admin.speccom-staging.captiveaire.com 4 2026-04-15 2026-08-14 nxdomain
rup-store-admin.speccom-staging.captiveaire.com 1 2026-09-09 2026-09-09 nxdomain
online-credit-application.speccom-staging.captiveaire.com 4 2026-04-18 2026-08-17 nxdomain
open-elevation.speccom-staging.captiveaire.com 5 2026-05-12 2026-09-10 nxdomain
swarmpit-futon.speccom-staging.captiveaire.com 4 2026-04-15 2026-08-14 nxdomain
minio.speccom-staging.captiveaire.com 4 2026-04-15 2026-08-14 nxdomain
nola-sso.speccom-staging.captiveaire.com 4 2026-04-15 2026-08-14 nxdomain
specbuilder-backend-sso.speccom-staging.captiveaire.com 4 2026-04-15 2026-08-14 nxdomain
admin-sso.speccom-staging.captiveaire.com 4 2026-04-15 2026-08-14 nxdomain
specbuilder-sso.speccom-staging.captiveaire.com 4 2026-04-15 2026-08-14 nxdomain
toolboxapp.speccom-staging.captiveaire.com 3 2026-06-08 2026-08-08 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/captiveaire.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/captiveaire.com.