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) · 451 ms

HostCertsFirst seenLast seenDNS
asana.com 4 2026-04-15 2026-08-13 ok
*.asana.com 1 2026-02-08 2026-02-08 —
connect1.asana.com 1 2025-11-15 2025-11-15 ok
www2.asana.com 4 2026-04-12 2026-08-10 ok
t-antenna.asana.com 5 2026-04-11 2026-09-26 ok
form-beta.asana.com 2 2025-08-25 2026-07-26 ok
developers-beta.asana.com 4 2026-04-12 2026-08-10 ok
phab.asana.com 2 2026-02-26 2026-07-14 ok
uwc.asana.com 1 2025-06-26 2025-06-26 ok
guide.asana.com 1 2025-11-30 2025-11-30 ok
*.guide.asana.com 1 2025-11-30 2025-11-30 —
share.asana.com 1 2026-01-29 2026-01-29 ok
yir-share.asana.com 4 2026-04-16 2026-08-14 ok
safebase.asana.com 3 2026-08-03 2026-08-04 ok
*.safebase.asana.com 1 2026-08-04 2026-08-04 —
webhooks.revenue.asana.com 1 2025-06-08 2025-06-08 nodata
gdrive.asana.com 2 2026-02-14 2026-06-01 ok
eng.asana.com 2 2026-04-03 2026-09-03 ok
*.eng.asana.com 2 2026-04-03 2026-09-03 —
partnerlearning.asana.com 2 2025-08-22 2026-07-23 ok
blog.asana.com 4 2026-04-15 2026-08-13 ok
wavelength.asana.com 4 2026-04-15 2026-08-13 ok
api.asana.com 1 2026-02-03 2026-02-03 ok
cdp-api.asana.com 2 2026-03-22 2026-08-22 ok
storybook.asana.com 5 2026-05-15 2026-09-12 ok
airpedal.asana.com 3 2025-10-13 2026-09-13 ok
beta-airpedal.asana.com 2 2025-08-24 2026-07-25 ok
*.beta-airpedal.asana.com 2 2025-08-24 2026-07-25 —
*.airpedal.asana.com 3 2025-10-13 2026-09-13 —
form.asana.com 2 2025-08-25 2026-07-26 ok
forum.asana.com 8 2026-05-29 2026-09-27 ok
cdp-cdn.asana.com 2 2026-03-22 2026-08-22 ok
partner-application.asana.com 2 2026-07-28 2026-07-28 nxdomain
www.partner-application.asana.com 2 2026-07-28 2026-07-28 ok
qapartner-application.asana.com 4 2026-07-28 2026-07-29 ok
www.qapartner-application.asana.com 2 2026-07-29 2026-07-29 ok
uatpartner-application.asana.com 4 2026-07-28 2026-07-29 nxdomain
www.uatpartner-application.asana.com 2 2026-07-29 2026-07-29 ok
go.asana.com 4 2026-05-31 2026-08-02 ok
hello.asana.com 4 2026-06-05 2026-10-02 ok
mcp.asana.com 11 2026-04-09 2026-09-30 ok
help.asana.com 16 2026-05-29 2026-09-24 ok
qahelp.asana.com 21 2026-05-04 2026-09-06 ok
betahelp.asana.com 13 2026-04-11 2026-09-08 ok
uathelp.asana.com 16 2026-05-04 2026-09-06 ok
testhelp.asana.com 16 2026-05-11 2026-09-06 ok
shop.asana.com 15 2026-05-15 2026-09-27 ok
app.asana.com 5 2025-10-13 2026-09-30 ok
prod-eu1-asana-cell02-7db38900.app.asana.com 1 2026-01-08 2026-01-08 ok
*.prod-eu1-asana-cell02-7db38900.app.asana.com 1 2026-01-08 2026-01-08 —
prod-us1-asana-cell08-41cb1b00.app.asana.com 1 2025-12-19 2025-12-19 ok
*.prod-us1-asana-cell08-41cb1b00.app.asana.com 1 2025-12-19 2025-12-19 —
beta-us1-internal-cell03-c2426b10.app.asana.com 1 2026-01-29 2026-01-29 ok
*.beta-us1-internal-cell03-c2426b10.app.asana.com 1 2026-01-29 2026-01-29 —
beta-us1-internal-cell03-0dafbd10.app.asana.com 1 2025-08-27 2025-08-27 ok
*.beta-us1-internal-cell03-0dafbd10.app.asana.com 1 2025-08-27 2025-08-27 —
prod-us1-asana-cell10.app.asana.com 15 2025-07-17 2026-09-29 ok
*.prod-us1-asana-cell10.app.asana.com 15 2025-07-17 2026-09-29 —
prod-us1-asana-cell12-16305830.app.asana.com 1 2025-07-17 2025-07-17 ok
*.prod-us1-asana-cell12-16305830.app.asana.com 1 2025-07-17 2025-07-17 —
prod-us1-asana-cell16-aa94ba30.app.asana.com 1 2026-02-20 2026-02-20 ok
*.prod-us1-asana-cell16-aa94ba30.app.asana.com 1 2026-02-20 2026-02-20 —
beta-us1-asana-cell01-53c2d240.app.asana.com 1 2025-07-08 2025-07-08 ok
*.beta-us1-asana-cell01-53c2d240.app.asana.com 1 2025-07-08 2025-07-08 —
beta-us1-asana-cell01-0e8a3440.app.asana.com 1 2026-07-28 2026-07-28 ok
*.beta-us1-asana-cell01-0e8a3440.app.asana.com 1 2026-07-28 2026-07-28 —
beta-us1-asana-exp-cell150.app.asana.com 1 2026-01-26 2026-01-26 ok
*.beta-us1-asana-exp-cell150.app.asana.com 1 2026-01-26 2026-01-26 —
prod-jp1-asana-cell01-90401a50.app.asana.com 1 2025-12-16 2025-12-16 ok
*.prod-jp1-asana-cell01-90401a50.app.asana.com 1 2025-12-16 2025-12-16 —
prod-eu1-asana-exp-cell160.app.asana.com 1 2026-07-03 2026-07-03 ok
*.prod-eu1-asana-exp-cell160.app.asana.com 1 2026-07-03 2026-07-03 —
prod-us1-asana-cell14-1a0d5360.app.asana.com 1 2026-03-17 2026-03-17 ok
*.prod-us1-asana-cell14-1a0d5360.app.asana.com 1 2026-03-17 2026-03-17 —
beta-us1-asana-cell01-8ba81660.app.asana.com 1 2025-06-25 2025-06-25 ok
*.beta-us1-asana-cell01-8ba81660.app.asana.com 1 2025-06-25 2025-06-25 —
prod-eu1-asana-cell02-9daf0470.app.asana.com 2 2026-04-21 2026-05-15 ok
*.prod-eu1-asana-cell02-9daf0470.app.asana.com 2 2026-04-21 2026-05-15 —
canary-us1-asana-cell07-66f90580.app.asana.com 1 2026-06-09 2026-06-09 ok
*.canary-us1-asana-cell07-66f90580.app.asana.com 1 2026-06-09 2026-06-09 —
prod-eu1-asana-cell02-ff959590.app.asana.com 1 2026-03-16 2026-03-16 ok
*.prod-eu1-asana-cell02-ff959590.app.asana.com 1 2026-03-16 2026-03-16 —
prod-us1-asana-cell10-aa532b90.app.asana.com 1 2026-09-29 2026-09-29 ok
*.prod-us1-asana-cell10-aa532b90.app.asana.com 1 2026-09-29 2026-09-29 —
prod-us1-asana-cell08-dc1eb5b0.app.asana.com 1 2025-11-28 2025-11-28 ok
*.prod-us1-asana-cell08-dc1eb5b0.app.asana.com 1 2025-11-28 2025-11-28 —
beta-us1-asana-exp-cell174-7b4f06b0.app.asana.com 1 2026-09-01 2026-09-01 ok
*.beta-us1-asana-exp-cell174-7b4f06b0.app.asana.com 1 2026-09-01 2026-09-01 —
prod-us1-asana-cell11-ae78deb0.app.asana.com 2 2026-08-21 2026-08-21 ok
*.prod-us1-asana-cell11-ae78deb0.app.asana.com 2 2026-08-21 2026-08-21 —
canary-us1-asana-cell07-7d2d38c0.app.asana.com 1 2026-07-13 2026-07-13 ok
*.canary-us1-asana-cell07-7d2d38c0.app.asana.com 1 2026-07-13 2026-07-13 —
beta-us1-asana-cell01-cf1341d0.app.asana.com 1 2026-01-08 2026-01-08 ok
*.beta-us1-asana-cell01-cf1341d0.app.asana.com 1 2026-01-08 2026-01-08 —
beta-us1-asana-exp-cell126-f156e1d0.app.asana.com 1 2026-01-28 2026-01-28 ok
*.beta-us1-asana-exp-cell126-f156e1d0.app.asana.com 1 2026-01-28 2026-01-28 —
prod-us1-asana-cell16-6b231bd0.app.asana.com 1 2026-06-25 2026-06-25 ok
*.prod-us1-asana-cell16-6b231bd0.app.asana.com 1 2026-06-25 2026-06-25 —
beta-us1-asana-cell01-2045dde0.app.asana.com 1 2026-07-28 2026-07-28 ok
*.beta-us1-asana-cell01-2045dde0.app.asana.com 1 2026-07-28 2026-07-28 —

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/asana.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/asana.com.