Find every subdomain
of a domain.

Every hostname under a domain that ever appeared in a public TLS certificate — with certificate counts and first/last seen dates.

100 hosts (first page) · 288 ms

HostCertsFirst seenLast seen
rate.com 24 2025-08-18 2026-09-13
*.rate.com 16 2025-08-18 2026-09-13
uat-10.rate.com 2 2026-09-03 2026-09-03
www.uat-10.rate.com 2 2026-09-03 2026-09-03
uat-11.rate.com 2 2026-09-08 2026-09-08
www.uat-11.rate.com 2 2026-09-08 2026-09-08
sg1.rate.com 8 2026-04-15 2026-08-12
uat-2.rate.com 8 2026-05-18 2026-09-13
www.uat-2.rate.com 8 2026-05-17 2026-09-12
dev-2.rate.com 7 2026-08-06 2026-10-04
www.dev-2.rate.com 8 2026-08-06 2026-10-04
uat-12.rate.com 2 2026-09-08 2026-09-08
www.uat-12.rate.com 2 2026-09-08 2026-09-08
uat-3.rate.com 12 2026-05-17 2026-09-12
www.uat-3.rate.com 10 2026-05-17 2026-09-13
uat-13.rate.com 2 2026-09-08 2026-09-08
www.uat-13.rate.com 2 2026-09-08 2026-09-08
uat-4.rate.com 2 2026-09-03 2026-09-03
www.uat-4.rate.com 2 2026-09-03 2026-09-03
uat-14.rate.com 2 2026-09-08 2026-09-08
www.uat-14.rate.com 2 2026-09-08 2026-09-08
uat-5.rate.com 2 2026-09-03 2026-09-03
www.uat-5.rate.com 2 2026-09-03 2026-09-03
uat-15.rate.com 2 2026-09-08 2026-09-08
www.uat-15.rate.com 2 2026-09-08 2026-09-08
uat-6.rate.com 2 2026-09-03 2026-09-03
www.uat-6.rate.com 2 2026-09-03 2026-09-03
uat-7.rate.com 2 2026-09-03 2026-09-03
www.uat-7.rate.com 2 2026-09-03 2026-09-03
uat-8.rate.com 2 2026-09-03 2026-09-03
www.uat-8.rate.com 2 2026-09-03 2026-09-03
uat-9.rate.com 2 2026-09-03 2026-09-03
www.uat-9.rate.com 2 2026-09-03 2026-09-03
mobileapp-qa.rate.com 5 2026-04-24 2026-09-30
hub.rate.com 5 2026-04-30 2026-08-28
static.rate.com 9 2026-05-21 2026-09-16
rc.rate.com 1 2025-09-18 2025-09-18
insurance.rate.com 14 2026-06-05 2026-10-01
fence.rate.com 10 2026-04-21 2026-08-17
gratelife.rate.com 9 2026-05-25 2026-09-21
pl-manage.rate.com 3 2026-03-02 2026-09-15
qa.pl-manage.rate.com 3 2026-03-02 2026-09-15
dark.pl-manage.rate.com 3 2026-03-02 2026-09-15
trnext.pl-manage.rate.com 4 2026-03-02 2026-09-15
dev.pl-manage.rate.com 3 2026-03-02 2026-09-15
my2-stage.rate.com 2 2026-08-18 2026-08-18
fence-stage.rate.com 8 2026-04-20 2026-08-16
home-equity-app-stage.rate.com 10 2026-03-04 2026-09-17
idr-stage.rate.com 3 2026-09-10 2026-09-11
solutions-finder-stage.rate.com 1 2026-06-23 2026-06-23
direct-solutions-stage.rate.com 1 2026-06-23 2026-06-23
mobile-support-stage.rate.com 3 2026-09-10 2026-09-11
student-loans-apply-stage.rate.com 11 2026-03-19 2026-09-13
idr.stage.rate.com 2 2026-09-08 2026-09-10
servicing-payment.stage.rate.com 12 2025-07-09 2026-08-27
servicing.payment.stage.rate.com 1 2025-07-09 2025-07-09
rate-concierge.rate.com 10 2026-03-09 2026-09-21
rate-test-concierge.rate.com 12 2026-03-09 2026-09-21
people.rate.com 14 2026-06-04 2026-10-01
home.rate.com 11 2026-04-21 2026-08-18
quote.rate.com 1 2026-10-05 2026-10-05
blue.rate.com 9 2026-05-20 2026-09-15
www.blue.rate.com 9 2026-05-20 2026-09-15
evocalize.rate.com 5 2026-05-30 2026-09-27
*.booking.rate.com 2 2026-05-05 2026-10-05
home.booking.rate.com 6 2026-05-04 2026-09-22
travel.booking.rate.com 6 2026-05-13 2026-07-11
shopping.rate.com 17 2025-09-30 2026-10-07
url5794.rlc.msg.rate.com 4 2026-06-10 2026-06-10
smart.msg.rate.com 3 2026-09-28 2026-09-29
partnerportal-search.rate.com 2 2025-10-10 2026-09-10
lola.ai.rate.com 1 2025-06-24 2025-06-24
lo.ai.rate.com 2 2025-07-02 2026-06-02
besci.rate.com 3 2026-09-08 2026-09-11
autoloanrefi.rate.com 4 2026-07-02 2026-08-30
autorefi.rate.com 13 2026-06-08 2026-10-05
*.sofi.rate.com 1 2025-12-18 2025-12-18
gri.rate.com 2 2025-08-25 2026-07-24
*.gri.rate.com 4 2025-08-25 2026-09-29
one-loan-dashboard.gri.rate.com 1 2025-11-21 2025-11-21
calculon.gri.rate.com 1 2025-11-21 2025-11-21
one-loan-efolder.gri.rate.com 1 2025-11-21 2025-11-21
little-dipper.gri.rate.com 1 2025-11-21 2025-11-21
fees.gri.rate.com 1 2025-11-21 2025-11-21
polaris.gri.rate.com 1 2025-11-21 2025-11-21
iris.gri.rate.com 1 2025-11-21 2025-11-21
dev.gri.rate.com 2 2025-08-25 2026-07-24
*.dev.gri.rate.com 2 2025-08-25 2026-07-24
bla123.dev.gri.rate.com 3 2025-08-18 2025-08-21
*.bla.dev.gri.rate.com 3 2025-08-18 2025-08-21
newsroom-public-elb.dev.gri.rate.com 1 2026-04-20 2026-04-20
one-loan-dashboard.dev.gri.rate.com 1 2025-11-13 2025-11-13
newsroom.dev.gri.rate.com 1 2026-04-20 2026-04-20
calculon.dev.gri.rate.com 1 2025-11-13 2025-11-13
*.ybr.dev.gri.rate.com 2 2025-06-27 2026-05-28
one-loan-efolder.dev.gri.rate.com 1 2025-11-13 2025-11-13
little-dipper.dev.gri.rate.com 1 2025-11-13 2025-11-13
fees.dev.gri.rate.com 1 2025-11-13 2025-11-13
polaris.dev.gri.rate.com 1 2025-11-13 2025-11-13
iris.dev.gri.rate.com 1 2025-11-13 2025-11-13

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/rate.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/rate.com.