SSL/TLS Certificate Lookup

Check a domain's SSL/TLS certificate — who issued it, when it expires, and whether the chain is trusted

SSL/TLS Certificate for xboxatomic.com

Hostname mismatch
Issued by (CA)
Microsoft Corporation
Subject
reroute443.microsoft.com
Valid from
Apr 18, 2026
Valid until
Oct 15, 2026 (86 days remaining)
Public key
RSA 2048-bit
Serial
4100130ED3C71BA4B1DB5D1A74000000130ED3
SHA-256 fingerprint
63:3D:57:08:27:0D:E1:4C:D3:59:08:11:2D:45:1D:C8:9D:07:81:55:97:C4:CC:6E:58:C2:FE:89:A2:9F:5B:E8
Chain
Microsoft TLS G2 RSA CA OCSP 02 → Microsoft TLS RSA Root G2 → DigiCert Global Root G2
Subject Alternative Names (1)
reroute443.microsoft.com

Certificate Authority Authorization (CAA)

No CAA policy is published for this domain — any certificate authority may issue for it.