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) · 550 ms

HostCertsFirst seenLast seenDNS
vfairs.com 42 2025-06-12 2026-09-28 ok
*.vfairs.com 71 2025-06-12 2026-09-28 —
clc10.vfairs.com 2 2026-09-17 2026-09-17 ok
auteventg7fvwt0.vfairs.com 2 2026-06-03 2026-06-03 ok
copyoffieldstranslationtestevent111.vfairs.com 4 2026-05-05 2026-07-04 ok
clc11.vfairs.com 1 2026-09-17 2026-09-17 ok
vfairstesteventapril320261.vfairs.com 4 2026-06-02 2026-08-24 ok
jobfairdemo1.vfairs.com 2 2026-07-13 2026-07-13 ok
clc12.vfairs.com 1 2026-09-17 2026-09-17 ok
mominatest22.vfairs.com 4 2026-07-17 2026-09-14 ok
clc-drt2.vfairs.com 6 2026-05-02 2026-08-31 ok
nahmeedtest2.vfairs.com 4 2026-05-05 2026-07-04 ok
copyofnahmeedtest2.vfairs.com 4 2026-05-05 2026-07-04 ok
copyoffieldstranslationtestevent123.vfairs.com 4 2026-05-05 2026-07-04 ok
autevent2bjiai3.vfairs.com 2 2026-06-03 2026-06-03 ok
clc14.vfairs.com 1 2026-09-17 2026-09-17 ok
clc15.vfairs.com 1 2026-09-17 2026-09-17 ok
copyoffieldstranslationtestevent5555.vfairs.com 4 2026-05-05 2026-07-04 ok
simmonsthrive365.vfairs.com 1 2026-05-08 2026-05-08 ok
www.simmonsthrive365.vfairs.com 1 2026-05-08 2026-05-08 ok
autevent4sk4o85.vfairs.com 2 2026-06-07 2026-06-07 ok
clc16.vfairs.com 1 2026-09-17 2026-09-17 ok
www.outlier2026.vfairs.com 2 2026-07-14 2026-07-14 ok
autevent2gqbz37.vfairs.com 2 2026-06-02 2026-06-02 ok
drtqtest20260420134930c25cf9.vfairs.com 5 2026-04-20 2026-08-24 ok
auteventb7onux9.vfairs.com 2 2026-06-02 2026-06-02 ok
autevent2bjiai3copied1a.vfairs.com 2 2026-06-03 2026-06-03 ok
autevent2gqbz37copied1a.vfairs.com 2 2026-06-02 2026-06-02 ok
auteventkjizx1jcopied1a.vfairs.com 2 2026-06-05 2026-06-05 ok
auteventupgyj0mcopied1a.vfairs.com 2 2026-06-07 2026-06-07 ok
auteventyh5jshzcopied1a.vfairs.com 2 2026-06-06 2026-06-06 ok
www.pha.vfairs.com 10 2026-04-11 2026-08-10 ok
www.hsbc.vfairs.com 1 2025-06-17 2025-06-17 nxdomain
testvirtualconference.vfairs.com 7 2026-07-17 2026-09-14 ok
upgrade.vfairs.com 4 2026-07-09 2026-08-21 ok
alightssostage.vfairs.com 6 2026-04-09 2026-09-28 ok
www.alightssostage.vfairs.com 6 2026-04-09 2026-09-28 ok
www.youroverseashome.vfairs.com 10 2026-05-21 2026-09-19 ok
conference.ocrahope.vfairs.com 1 2026-08-27 2026-08-27 ok
helloworldwe.vfairs.com 4 2026-06-07 2026-08-24 ok
auteventyae0eqf.vfairs.com 2 2026-07-02 2026-07-02 ok
auteventt1kwfxf.vfairs.com 2 2026-06-06 2026-06-06 ok
yourkpmg.vfairs.com 6 2026-04-23 2026-08-24 ok
ieeepescareercompassmentoring.vfairs.com 1 2026-09-17 2026-09-17 ok
api.vfairs.com 1 2025-07-11 2025-07-11 ok
auteventkjizx1j.vfairs.com 2 2026-06-05 2026-06-05 ok
autevent7ootq0k.vfairs.com 2 2026-06-02 2026-06-02 ok
auteventuvn1x6k.vfairs.com 2 2026-06-05 2026-06-05 ok
test-drt-gitcheck.vfairs.com 4 2026-04-27 2026-06-26 ok
ebook.vfairs.com 9 2026-05-27 2026-09-22 ok
auteventexdz30l.vfairs.com 2 2026-06-06 2026-06-06 ok
auteventupgyj0m.vfairs.com 2 2026-06-07 2026-06-07 ok
auteventli07y2m.vfairs.com 2 2026-06-05 2026-06-05 ok
newitem.vfairs.com 4 2026-06-07 2026-08-24 ok
www.angelalignertokyoforum.vfairs.com 4 2026-07-30 2026-09-28 ok
pelican.vfairs.com 2 2026-07-07 2026-07-07 ok
ksademo.vfairs.com 6 2026-07-13 2026-09-10 ok
quickdemo.vfairs.com 6 2026-06-01 2026-09-22 ok
promo.vfairs.com 11 2026-06-02 2026-09-28 ok
auteventu1qyhkp.vfairs.com 2 2026-06-03 2026-06-03 ok
help.vfairs.com 12 2026-04-22 2026-08-18 ok
notify.otp.vfairs.com 7 2026-08-03 2026-10-01 nodata
*.notify.otp.vfairs.com 7 2026-08-03 2026-10-01 —
saudigroup.vfairs.com 4 2026-07-13 2026-09-10 ok
meetup.vfairs.com 2 2026-03-05 2026-08-05 ok
*.meetup.vfairs.com 2 2026-03-05 2026-08-05 —
auteventzvs2yzp.vfairs.com 2 2026-06-06 2026-06-06 ok
test-drt-rabbitmq.vfairs.com 4 2026-04-27 2026-06-26 ok
auteventm7v5kqq.vfairs.com 2 2026-06-06 2026-06-06 ok
walletmgr.vfairs.com 11 2026-05-02 2026-10-02 ok
ieeeglobalcareerfair.vfairs.com 1 2026-09-17 2026-09-17 ok
eventeerawards.vfairs.com 6 2026-06-01 2026-09-12 ok
notify.eventeerawards.vfairs.com 2 2026-08-13 2026-08-13 nodata
*.notify.eventeerawards.vfairs.com 2 2026-08-13 2026-08-13 —
resources.vfairs.com 8 2026-05-05 2026-07-03 ok
ieeepes.vfairs.com 1 2026-09-17 2026-09-17 ok
meetings.vfairs.com 2 2026-05-05 2026-05-05 ok
www.pfsmiddendorfspringsavings.vfairs.com 7 2026-05-09 2026-09-07 ok
micro-apis.vfairs.com 1 2025-07-12 2025-07-12 ok
devtools.vfairs.com 6 2026-05-19 2026-08-03 ok
apps.vfairs.com 2 2025-09-01 2026-08-02 ok
webinars.vfairs.com 9 2026-06-01 2026-09-27 ok
153speakers.vfairs.com 5 2026-05-07 2026-10-05 ok
developers.vfairs.com 4 2026-04-15 2026-08-13 ok
testsss.vfairs.com 4 2026-06-07 2026-08-24 ok
status.vfairs.com 5 2026-05-25 2026-09-21 ok
meetus.vfairs.com 8 2026-05-01 2026-08-27 ok
apps-drtus.vfairs.com 1 2026-10-05 2026-10-05 ok
connect.vfairs.com 2 2026-02-25 2026-07-13 ok
*.connect.vfairs.com 2 2026-02-25 2026-07-13 —
get.vfairs.com 8 2026-05-02 2026-08-28 ok
99testerevent.vfairs.com 4 2026-06-03 2026-08-24 ok
testdssevent.vfairs.com 7 2026-07-17 2026-09-14 ok
kazimtestevent.vfairs.com 6 2026-07-17 2026-09-14 ok
support.vfairs.com 10 2026-04-24 2026-08-21 ok
kumailsrealtest.vfairs.com 7 2026-07-17 2026-09-14 ok
trust.vfairs.com 8 2026-05-17 2026-09-12 ok
www.discovernext.vfairs.com 10 2026-05-21 2026-09-19 ok
aqueelstesteventoneu.vfairs.com 5 2026-04-09 2026-08-24 ok
projectflow.vfairs.com 5 2026-05-21 2026-09-22 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/vfairs.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/vfairs.com.