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) · 268 ms

HostCertsFirst seenLast seen
shopify.com 26 2025-07-29 2026-10-08
*.shopify.com 23 2026-04-14 2026-10-08
sidekick-staging-10.shopify.com 13 2026-04-26 2026-08-23
shell-staging-10.shopify.com 9 2026-05-07 2026-09-02
preview.shell-staging-10.shopify.com 8 2026-05-07 2026-09-03
*.preview.shell-staging-10.shopify.com 11 2026-05-07 2026-09-03
shell-theme-preview-staging-10.shopify.com 9 2026-05-07 2026-09-02
preview.shell-theme-preview-staging-10.shopify.com 8 2026-05-07 2026-09-02
*.preview.shell-theme-preview-staging-10.shopify.com 11 2026-05-07 2026-09-02
upcoming10.shopify.com 20 2026-04-23 2026-08-20
sidekick-staging-20.shopify.com 15 2026-06-01 2026-09-28
upcoming20.shopify.com 8 2026-04-21 2026-08-17
sidekick-staging-30.shopify.com 15 2026-04-23 2026-08-19
sidekick-staging-40.shopify.com 3 2026-08-19 2026-08-19
engage360.shopify.com 12 2026-04-25 2026-09-13
deliver360.shopify.com 16 2026-04-29 2026-09-18
upcoming-pi60.shopify.com 10 2026-04-19 2026-08-15
180.shopify.com 9 2026-05-16 2026-09-11
static0.shopify.com 15 2026-05-13 2026-09-19
sidekick-staging-1.shopify.com 15 2026-05-12 2026-09-07
shell-staging-1.shopify.com 13 2026-05-03 2026-08-30
preview.shell-staging-1.shopify.com 9 2026-05-22 2026-09-18
*.preview.shell-staging-1.shopify.com 12 2026-05-22 2026-09-18
shell-theme-preview-staging-1.shopify.com 13 2026-04-15 2026-08-23
preview.shell-theme-preview-staging-1.shopify.com 10 2026-04-15 2026-08-12
*.preview.shell-theme-preview-staging-1.shopify.com 13 2026-04-15 2026-08-23
sidekick-staging-11.shopify.com 14 2026-06-01 2026-09-27
upcoming11.shopify.com 16 2026-04-14 2026-10-09
sidekick-staging-21.shopify.com 11 2026-04-21 2026-08-19
unite2021.shopify.com 13 2026-04-26 2026-09-12
upcoming21.shopify.com 10 2026-04-19 2026-08-15
sidekick-staging-31.shopify.com 3 2026-08-19 2026-08-19
static1.shopify.com 14 2026-05-13 2026-09-18
sidekick-perf-2.shopify.com 8 2026-07-16 2026-09-13
sidekick-staging-2.shopify.com 13 2026-05-12 2026-09-08
shell-staging-2.shopify.com 15 2026-05-08 2026-09-03
preview.shell-staging-2.shopify.com 9 2026-05-23 2026-09-19
*.preview.shell-staging-2.shopify.com 12 2026-05-23 2026-09-19
support-staging-2.shopify.com 13 2026-06-08 2026-10-04
shell-theme-preview-staging-2.shopify.com 15 2026-04-13 2026-10-07
preview.shell-theme-preview-staging-2.shopify.com 10 2026-04-13 2026-10-07
*.preview.shell-theme-preview-staging-2.shopify.com 13 2026-04-13 2026-10-07
sidekick-staging-12.shopify.com 16 2026-06-01 2026-09-27
upcoming12.shopify.com 10 2026-04-19 2026-08-16
sidekick-staging-22.shopify.com 13 2026-04-23 2026-08-23
upcoming22.shopify.com 14 2026-04-20 2026-08-17
sidekick-staging-32.shopify.com 3 2026-08-19 2026-08-19
static2.shopify.com 13 2026-05-13 2026-09-15
help-shop-app-staging2.shopify.com 10 2026-04-30 2026-08-27
help-center-staging2.shopify.com 16 2026-06-08 2026-10-05
upcoming2.shopify.com 10 2026-04-19 2026-08-15
gtm2.shopify.com 3 2026-04-28 2026-08-16
cdn2.shopify.com 16 2026-04-18 2026-09-06
sidekick-staging-3.shopify.com 9 2026-05-12 2026-09-07
shell-staging-3.shopify.com 11 2026-05-08 2026-09-04
preview.shell-staging-3.shopify.com 16 2026-05-23 2026-09-18
*.preview.shell-staging-3.shopify.com 19 2026-05-23 2026-09-18
support-staging-3.shopify.com 15 2026-05-15 2026-09-10
shell-theme-preview-staging-3.shopify.com 11 2026-05-01 2026-08-27
preview.shell-theme-preview-staging-3.shopify.com 8 2026-05-01 2026-08-27
*.preview.shell-theme-preview-staging-3.shopify.com 11 2026-05-01 2026-08-27
sidekick-staging-13.shopify.com 14 2026-06-01 2026-09-27
upcoming13.shopify.com 8 2026-05-10 2026-09-05
sidekick-staging-23.shopify.com 11 2026-04-23 2026-08-19
editions-summer-2023.shopify.com 7 2026-04-17 2026-08-28
summitweek2023.shopify.com 10 2026-04-23 2026-08-20
upcoming23.shopify.com 18 2026-04-22 2026-08-18
sidekick-staging-33.shopify.com 3 2026-08-19 2026-08-19
static3.shopify.com 11 2026-05-14 2026-09-12
help-shop-app-staging3.shopify.com 8 2026-05-01 2026-08-27
help-center-staging3.shopify.com 18 2026-05-14 2026-09-10
upcoming3.shopify.com 16 2026-04-21 2026-08-18
gtm3.shopify.com 5 2026-04-23 2026-10-02
sidekick-staging-4.shopify.com 17 2026-05-24 2026-09-19
shell-staging-4.shopify.com 14 2026-05-24 2026-09-19
preview.shell-staging-4.shopify.com 10 2026-05-24 2026-09-19
*.preview.shell-staging-4.shopify.com 13 2026-05-24 2026-09-19
support-staging-4.shopify.com 16 2026-06-04 2026-10-01
shell-theme-preview-staging-4.shopify.com 13 2026-04-29 2026-08-25
preview.shell-theme-preview-staging-4.shopify.com 9 2026-04-29 2026-08-25
*.preview.shell-theme-preview-staging-4.shopify.com 12 2026-04-29 2026-08-25
sidekick-staging-14.shopify.com 12 2026-06-01 2026-09-27
upcoming14.shopify.com 12 2026-04-19 2026-08-15
sidekick-staging-24.shopify.com 13 2026-04-23 2026-08-23
editions-summer-2024.shopify.com 9 2026-04-17 2026-08-27
editions-winter-2024.shopify.com 7 2026-04-18 2026-08-27
upcoming24.shopify.com 14 2026-04-21 2026-08-17
sidekick-staging-34.shopify.com 3 2026-08-19 2026-08-19
this-is-a-test-54543543534.shopify.com 10 2026-05-21 2026-09-16
upcoming-we84.shopify.com 16 2026-04-14 2026-10-08
static4.shopify.com 13 2026-05-13 2026-09-15
help-shop-app-staging4.shopify.com 8 2026-05-01 2026-08-27
help-center-staging4.shopify.com 24 2026-06-04 2026-10-01
upcoming4.shopify.com 16 2026-04-19 2026-08-15
sidekick-staging-5.shopify.com 12 2026-05-30 2026-09-25
shell-staging-5.shopify.com 11 2026-04-22 2026-08-29
preview.shell-staging-5.shopify.com 14 2026-04-22 2026-08-18
*.preview.shell-staging-5.shopify.com 17 2026-04-22 2026-08-29
shell-server-staging-5.shopify.com 2 2026-04-22 2026-04-22
support-staging-5.shopify.com 11 2026-06-03 2026-09-30

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/shopify.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/shopify.com.