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) · 534 ms

HostCertsFirst seenLast seenDNS
rodenstock.com 4 2025-12-10 2026-08-28 ok
*.rodenstock.com 1 2025-12-10 2025-12-10 —
erpc-el1.rodenstock.com 2 2025-06-17 2026-06-22 nodata
www.erpc-el1.rodenstock.com 2 2025-06-17 2026-06-22 nxdomain
sm1.rodenstock.com 1 2026-03-10 2026-03-10 ok
ftp1.rodenstock.com 3 2025-09-23 2026-09-25 ok
erpc-cr1.rodenstock.com 2 2025-06-17 2026-06-22 nodata
www.erpc-cr1.rodenstock.com 2 2025-06-17 2026-06-22 nxdomain
erpc-el2.rodenstock.com 2 2025-06-17 2026-06-22 nodata
www.erpc-el2.rodenstock.com 2 2025-06-17 2026-06-22 nxdomain
sm2.rodenstock.com 1 2026-03-10 2026-03-10 ok
ftp2.rodenstock.com 3 2025-09-23 2026-09-25 ok
erpc-cr2.rodenstock.com 2 2025-06-17 2026-06-22 nodata
www.erpc-cr2.rodenstock.com 2 2025-06-17 2026-06-22 nxdomain
ftp3.rodenstock.com 3 2025-09-23 2026-09-25 ok
ftp4.rodenstock.com 3 2025-09-23 2026-09-25 ok
winfitb2bv4.rodenstock.com 2 2026-03-10 2026-09-09 ok
ftp9.rodenstock.com 3 2025-09-23 2026-09-25 ok
winfitb2b.rodenstock.com 2 2026-03-10 2026-09-09 ok
b2boptic.rodenstock.com 1 2025-12-10 2025-12-10 ok
expertmovie.rodenstock.com 5 2026-04-28 2026-08-27 ok
mgnl-staging.rodenstock.com 2 2025-09-08 2026-09-21 ok
www.mgnl-staging.rodenstock.com 2 2025-09-08 2026-09-21 nxdomain
testmgnl-staging.rodenstock.com 3 2025-09-22 2026-08-27 ok
www.testmgnl-staging.rodenstock.com 3 2025-09-22 2026-08-27 nxdomain
cloud.mailing.rodenstock.com 2 2026-04-18 2026-09-19 ok
image.mailing.rodenstock.com 3 2026-02-04 2026-05-27 ok
click.mailing.rodenstock.com 2 2026-04-19 2026-09-20 ok
view.mailing.rodenstock.com 2 2026-04-18 2026-09-20 ok
e-learning.rodenstock.com 1 2026-08-14 2026-08-14 ok
feedback.market-research.rodenstock.com 4 2026-04-12 2026-08-10 ok
wifi.rodenstock.com 1 2026-02-17 2026-02-17 nodata
www.wifi.rodenstock.com 1 2026-02-17 2026-02-17 nxdomain
b2bportal.rodenstock.com 5 2026-05-14 2026-09-02 ok
brandportal.rodenstock.com 1 2025-11-26 2025-11-26 ok
securemail.rodenstock.com 2 2025-08-28 2025-08-29 ok
cms-demowall.rodenstock.com 2 2025-07-16 2026-07-20 ok
mgnl.rodenstock.com 1 2026-04-17 2026-04-17 ok
www.mgnl.rodenstock.com 1 2026-04-17 2026-04-17 nxdomain
testmgnl.rodenstock.com 1 2025-11-05 2025-11-05 nodata
www.testmgnl.rodenstock.com 1 2025-11-05 2025-11-05 nxdomain
tool.rodenstock.com 1 2026-04-11 2026-04-11 nodata
expertenfilm.rodenstock.com 4 2026-04-12 2026-08-11 ok
mailsn.rodenstock.com 10 2026-05-01 2026-09-26 ok
developer.rodenstock.com 1 2026-02-04 2026-02-04 ok
www.developer.rodenstock.com 1 2026-02-04 2026-02-04 nxdomain
autoconfigaads.rodenstock.com 1 2026-03-10 2026-03-10 ok
mis.rodenstock.com 1 2026-03-06 2026-03-06 ok
www.mis.rodenstock.com 1 2026-03-06 2026-03-06 ok
semis.rodenstock.com 1 2026-04-29 2026-04-29 ok
www.semis.rodenstock.com 1 2026-04-29 2026-04-29 nxdomain
css.rodenstock.com 3 2025-09-29 2026-09-23 ok
www.css.rodenstock.com 3 2025-09-29 2026-09-23 nxdomain
rsus.rodenstock.com 5 2026-04-24 2026-08-22 ok
ticket.rodenstock.com 7 2026-05-30 2026-09-25 ok
e-learning-test.rodenstock.com 2 2026-08-21 2026-08-21 ok
ai-platform-test.rodenstock.com 2 2026-09-16 2026-09-16 ok
cnxt.rodenstock.com 4 2026-06-07 2026-10-05 ok
sf6.cnxt.rodenstock.com 5 2026-05-04 2026-09-01 ok
hub.cnxt.rodenstock.com 6 2026-05-04 2026-09-01 ok
fov-frontend.cnxt.rodenstock.com 4 2026-05-29 2026-07-28 ok
shop-xmlservice.cnxt.rodenstock.com 2 2026-06-16 2026-06-16 ok
catalogue.cnxt.rodenstock.com 5 2026-04-16 2026-09-08 ok
staging.cnxt.rodenstock.com 5 2026-05-07 2026-09-04 ok
sf6-staging.cnxt.rodenstock.com 5 2026-05-14 2026-09-11 ok
optiplaza-staging.cnxt.rodenstock.com 2 2026-06-16 2026-06-16 ok
hub-staging.cnxt.rodenstock.com 5 2026-05-07 2026-09-04 ok
cnxt-postgraphile-staging.cnxt.rodenstock.com 4 2026-05-01 2026-06-30 ok
api-staging.cnxt.rodenstock.com 5 2026-05-07 2026-09-04 ok
select-api-staging.cnxt.rodenstock.com 4 2026-04-14 2026-08-12 ok
sso-staging.cnxt.rodenstock.com 4 2026-04-20 2026-08-18 ok
shop-staging.cnxt.rodenstock.com 5 2026-05-24 2026-09-21 ok
gateway-staging.cnxt.rodenstock.com 5 2026-05-28 2026-09-25 ok
api.cnxt.rodenstock.com 7 2026-05-04 2026-09-01 ok
consumer-api.cnxt.rodenstock.com 5 2026-04-24 2026-08-22 ok
select-api.cnxt.rodenstock.com 4 2026-04-14 2026-08-12 ok
support-tool.cnxt.rodenstock.com 5 2026-05-11 2026-09-08 ok
cnxt-postgraphile-production.cnxt.rodenstock.com 4 2026-04-27 2026-06-26 ok
sso.cnxt.rodenstock.com 5 2026-05-28 2026-09-25 ok
shop.cnxt.rodenstock.com 5 2026-05-24 2026-09-20 ok
develop.cnxt.rodenstock.com 5 2026-05-11 2026-09-08 ok
sf6-develop.cnxt.rodenstock.com 5 2026-05-11 2026-09-08 ok
optiplaza-develop.cnxt.rodenstock.com 3 2026-06-16 2026-08-15 ok
hub-develop.cnxt.rodenstock.com 5 2026-05-11 2026-09-08 ok
dpc-develop.cnxt.rodenstock.com 2 2026-04-11 2026-09-08 ok
shop-xmlservice-develop.cnxt.rodenstock.com 5 2026-05-11 2026-09-08 ok
api-develop.cnxt.rodenstock.com 5 2026-05-11 2026-09-08 ok
consumer-api-develop.cnxt.rodenstock.com 5 2026-05-11 2026-09-08 ok
select-api-develop.cnxt.rodenstock.com 4 2026-04-14 2026-08-12 ok
shop-develop.cnxt.rodenstock.com 5 2026-05-11 2026-09-08 ok
orderservices-develop.cnxt.rodenstock.com 2 2026-05-30 2026-05-30 ok
cms-develop.cnxt.rodenstock.com 3 2026-07-13 2026-09-11 ok
gateway-develop.cnxt.rodenstock.com 5 2026-05-11 2026-09-08 ok
optiplaza.develop.cnxt.rodenstock.com 3 2026-04-10 2026-06-09 ok
fov-editor.cnxt.rodenstock.com 5 2026-05-03 2026-09-07 ok
analytics.cnxt.rodenstock.com 4 2026-04-21 2026-08-19 ok
orderservices.cnxt.rodenstock.com 5 2026-05-28 2026-09-25 ok
status.cnxt.rodenstock.com 1 2026-04-18 2026-04-18 ok
app-redirect.cnxt.rodenstock.com 4 2026-04-18 2026-08-16 ok
preview.cnxt.rodenstock.com 4 2026-06-07 2026-10-05 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/rodenstock.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/rodenstock.com.