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.

34 hosts · 236 ms

HostCertsFirst seenLast seen
linksquares.com 8 2026-06-07 2026-10-07
*.linksquares.com 6 2026-05-07 2026-10-07
static-cdn-shared2.linksquares.com 2 2026-03-20 2026-08-20
data.linksquares.com 4 2026-05-29 2026-09-28
salesforce-service.linksquares.com 1 2025-10-15 2025-10-15
email-service.linksquares.com 2 2026-05-02 2026-10-02
token-service.linksquares.com 1 2025-12-07 2025-12-07
ui-gateway-service.linksquares.com 1 2026-01-12 2026-01-12
*.ui-gateway-service.linksquares.com 1 2026-01-12 2026-01-12
party-service.linksquares.com 1 2026-01-12 2026-01-12
search-engine.linksquares.com 1 2026-01-22 2026-01-22
release.linksquares.com 8 2026-04-18 2026-08-14
*.finalize.linksquares.com 1 2025-12-20 2025-12-20
prioritize.linksquares.com 3 2026-04-30 2026-09-30
*.prioritize.linksquares.com 3 2026-04-30 2026-09-30
blog.linksquares.com 10 2026-05-03 2026-08-30
operations.api.linksquares.com 2 2025-09-06 2026-08-07
link.linksquares.com 7 2026-09-30 2026-10-01
static-cdn.linksquares.com 1 2025-11-07 2025-11-07
sign.linksquares.com 1 2026-07-07 2026-07-07
app.login.linksquares.com 10 2026-04-30 2026-08-27
sbo.linksquares.com 2 2026-08-21 2026-08-21
go.linksquares.com 10 2026-05-03 2026-08-29
help.linksquares.com 5 2026-05-30 2026-09-27
slack-app.linksquares.com 2 2026-03-10 2026-07-26
*.app.linksquares.com 1 2026-01-09 2026-01-09
email.notifications.linksquares.com 5 2026-04-22 2026-08-20
operations.linksquares.com 2 2025-09-06 2026-08-07
cdn.public-company-logos.linksquares.com 2 2026-04-06 2026-09-06
data.product.linksquares.com 3 2026-05-24 2026-09-10
content.product.linksquares.com 5 2025-08-30 2026-08-25
documentmanagement.linksquares.com 1 2025-12-01 2025-12-01
www.linksquares.com 4 2026-04-16 2026-08-16
academy.linksquares.com 5 2026-05-30 2026-09-27

Programmatic access: API GET /v1/hosts/linksquares.com (API key for paging).

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/linksquares.com.