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) · 472 ms

HostCertsFirst seenLast seen
roblox.com 180 2025-07-19 2026-10-05
*.roblox.com 179 2025-07-19 2026-10-05
lms-aws-af-south-1.roblox.com 2 2026-09-02 2026-09-02
lms-aws-ap-south-1.roblox.com 1 2026-09-23 2026-09-23
lms-aws-eu-south-1.roblox.com 1 2026-09-21 2026-09-21
lms-aws-il-central-1.roblox.com 2 2026-09-21 2026-09-21
lms-aws-eu-central-1.roblox.com 1 2026-09-22 2026-09-22
lms-aws-mx-central-1.roblox.com 1 2026-09-14 2026-09-14
lms-aws-ap-southeast-1.roblox.com 1 2026-09-22 2026-09-22
lms-aws-us-west-1.roblox.com 1 2026-09-22 2026-09-22
lms-aws-eu-central-2.roblox.com 1 2026-09-21 2026-09-21
lms-aws-us-east-2.roblox.com 1 2026-09-22 2026-09-22
lms-aws-us-west-2.roblox.com 1 2026-09-22 2026-09-22
lms-aws-ap-northeast-3.roblox.com 1 2026-09-22 2026-09-22
lms-aws-ap-southeast-3.roblox.com 1 2026-09-22 2026-09-22
lms-aws-ap-southeast-5.roblox.com 1 2026-09-22 2026-09-22
lms-aws-us-east-1-bue-1a.roblox.com 2 2026-09-22 2026-09-22
lms-aws-eu-central-1-ath-1a.roblox.com 1 2026-09-21 2026-09-21
lms-aws-us-east-1-scl-1a.roblox.com 1 2026-09-14 2026-09-14
lms-aws-us-east-1-lim-1a.roblox.com 1 2026-09-22 2026-09-22
lms-aws-eu-central-1-ist-1a.roblox.com 1 2026-09-21 2026-09-21
lms-aws-eu-central-1-waw-1a.roblox.com 1 2026-09-21 2026-09-21
lms-aws-us-east-1-mia-2a.roblox.com 1 2026-09-22 2026-09-22
cms-media.roblox.com 5 2026-01-06 2026-01-20
roblox-media.roblox.com 5 2026-01-06 2026-01-20
jira.roblox.com 1 2026-02-18 2026-02-18
www.jira.roblox.com 1 2026-02-18 2026-02-18
barista.roblox.com 3 2026-04-26 2026-09-26
foundation-web.roblox.com 1 2026-07-21 2026-07-21
music.roblox.com 2 2025-10-13 2026-09-13
upload.roblox.com 1 2026-01-21 2026-01-21
cube.roblox.com 11 2025-10-17 2026-08-27
confluence.roblox.com 1 2026-02-18 2026-02-18
www.confluence.roblox.com 1 2026-02-18 2026-02-18
barista-example.roblox.com 2 2025-07-06 2026-06-06
playtime.roblox.com 12 2026-04-28 2026-09-28
cloudflare.roblox.com 71 2026-06-09 2026-10-05
explore.roblox.com 6 2026-07-28 2026-09-25
symbolstore.roblox.com 10 2026-04-29 2026-09-28
placefiles.tempstore.roblox.com 12 2026-04-28 2026-09-28
advertise.roblox.com 2 2025-07-06 2026-06-06
create.roblox.com 2 2025-08-06 2026-07-07
assets.create.roblox.com 1 2025-11-19 2025-11-19
corporate.roblox.com 5 2026-01-06 2026-01-20
authorize.roblox.com 2 2025-08-07 2026-07-08
auth.staging.roblox.com 12 2026-04-28 2026-09-28
deploy.staging.roblox.com 12 2026-04-28 2026-09-28
email.recruiting.roblox.com 5 2026-05-02 2026-08-30
blog.roblox.com 6 2026-01-06 2026-02-18
techblog.roblox.com 5 2026-01-06 2026-01-20
research.roblox.com 5 2026-01-06 2026-01-20
auth.roblox.com 4 2026-06-29 2026-08-27
wiki.roblox.com 8 2025-10-25 2026-09-24
api.roblox.com 108 2025-07-19 2026-10-05
growthbook-api.roblox.com 2 2026-08-11 2026-08-11
*.api.roblox.com 110 2025-07-19 2026-10-05
c0ak.roblox.com 2 2026-05-12 2026-05-12
t0ak.roblox.com 2 2026-05-12 2026-05-12
c1ak.roblox.com 2 2026-05-12 2026-05-12
t1ak.roblox.com 2 2026-05-12 2026-05-12
c2ak.roblox.com 2 2026-05-12 2026-05-12
t2ak.roblox.com 2 2026-05-12 2026-05-12
c3ak.roblox.com 2 2026-05-12 2026-05-12
t3ak.roblox.com 2 2026-05-12 2026-05-12
c4ak.roblox.com 2 2026-05-12 2026-05-12
t4ak.roblox.com 2 2026-05-12 2026-05-12
c5ak.roblox.com 2 2026-05-12 2026-05-12
t5ak.roblox.com 2 2026-05-12 2026-05-12
c6ak.roblox.com 2 2026-05-12 2026-05-12
t6ak.roblox.com 2 2026-05-12 2026-05-12
c7ak.roblox.com 2 2026-05-12 2026-05-12
t7ak.roblox.com 2 2026-05-12 2026-05-12
imagesak.roblox.com 2 2026-05-12 2026-05-12
jsak.roblox.com 2 2026-05-12 2026-05-12
cssak.roblox.com 2 2026-05-12 2026-05-12
lms-aws-scl.roblox.com 2 2026-09-14 2026-09-14
researchpanel.roblox.com 1 2025-10-05 2025-10-05
*.researchpanel.roblox.com 1 2025-10-05 2025-10-05
devforum.roblox.com 9 2025-07-25 2026-07-14
origin-devforum.roblox.com 1 2026-02-10 2026-02-10
altdevforum.roblox.com 5 2026-01-06 2026-01-20
vpn.cn.roblox.com 1 2026-04-09 2026-04-09
nrt-gw.vpn.cn.roblox.com 1 2026-04-09 2026-04-09
www.vpn.cn.roblox.com 1 2026-04-09 2026-04-09
docs-cdn.roblox.com 3 2025-10-16 2026-09-16
translations-cdn.roblox.com 2 2026-03-19 2026-08-19
clientsettingscdn.roblox.com 6 2026-01-06 2026-01-20
design.roblox.com 1 2026-09-08 2026-09-08
cas-admin.roblox.com 1 2026-06-09 2026-06-09
bloxcon.roblox.com 1 2026-02-18 2026-02-18
education.roblox.com 7 2025-09-25 2026-08-25
foundation.roblox.com 2 2025-07-09 2026-06-09
beta.foundation.roblox.com 1 2025-12-18 2025-12-18
cdn.foundation.roblox.com 2 2026-03-23 2026-08-23
icons.foundation.roblox.com 2 2026-03-29 2026-08-29
next.foundation.roblox.com 2 2026-08-26 2026-08-26
rewarded-video.roblox.com 3 2026-04-28 2026-09-28
help.roblox.com 1 2025-12-08 2025-12-08
*.help.roblox.com 1 2025-12-08 2025-12-08
en.help.roblox.com 5 2026-05-23 2026-09-20

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/roblox.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/roblox.com.