DNS
THE CERTIFICATE BEHIND THE CONNECTION

TLS certificate checker.

Inspect SSL/TLS certificates for any public domain or subdomain.

Checks HTTPS on port 443, including subject alternative names, validity dates and the presented chain.

SSL certificate

TLSv1.3

dns2.leapswitch.com · 67.23.166.162:443

Unverified
Certificate verification failed. These are unverified certificate details presented by the server. SSL operation failed with code 1. OpenSSL Error messages: error:0A000086:SSL routines::certificate verify failed

Certificate verification failed

Subject
CN=us-dns2.leapswitch.com emailAddress=ssl@us-dns2.leapswitch.com
Issuer
CN=us-dns2.leapswitch.com emailAddress=ssl@us-dns2.leapswitch.com
Valid from
2026-07-08T23:07:52+00:00
Expires
2027-07-08T23:07:52+00:00
Days remaining
285
Serial (hex)
017A5FA71A
Signature
RSA-SHA256
Public key
RSA 2048

Subject alternative names (SAN)

DNS:us-dns2.leapswitch.com

SHA-256 fingerprint

2C:B0:B5:D5:69:0D:6A:00:A9:91:19:3F:A0:1A:BF:33:84:E4:D3:37:5D:CB:97:93:0F:4A:34:93:D5:21:2A:04
Certificate extensions & PEM
subjectKeyIdentifier
41:16:3A:EE:DF:85:74:CD:C5:57:C3:A8:E3:0B:15:44:F6:9F:F8:D5
basicConstraints
CA:FALSE
authorityKeyIdentifier
keyid:41:16:3A:EE:DF:85:74:CD:C5:57:C3:A8:E3:0B:15:44:F6:9F:F8:D5 DirName:/CN=us-dns2.leapswitch.com/emailAddress=ssl@us-dns2.leapswitch.com serial:01:7A:5F:A7:1A
extendedKeyUsage
TLS Web Server Authentication, TLS Web Client Authentication
subjectAltName
DNS:us-dns2.leapswitch.com
-----BEGIN CERTIFICATE-----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-----END CERTIFICATE-----

Cipher: TLS_AES_256_GCM_SHA384 · Checked 2026-09-26T15:21:31+00:00

One endpoint on port 443. Server-presented chain; no revocation, OCSP, CT or full TLS security scan.

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