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

mail.fiberish.net.pk · 162.0.232.70:443

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
O=CloudFlare, Inc. OU=CloudFlare Origin CA CN=CloudFlare Origin Certificate
Issuer
C=US O=CloudFlare, Inc. OU=CloudFlare Origin SSL Certificate Authority L=San Francisco ST=California
Valid from
2025-11-08T01:04:00+00:00
Expires
2040-11-04T01:04:00+00:00
Days remaining
5113
Serial (hex)
34E39BD6B7BF98559137ED024D9960D85D82B2EA
Signature
RSA-SHA256
Public key
RSA 2048

Subject alternative names (SAN)

DNS:*.fiberish.net.pk, DNS:fiberish.net.pk

SHA-256 fingerprint

15:B7:D3:78:5A:45:45:33:EC:FC:8C:15:47:FE:CD:92:09:6B:C9:F1:DE:BA:9F:03:DA:53:46:CE:9F:2B:07:E1
Certificate extensions & PEM
keyUsage
Digital Signature, Key Encipherment
extendedKeyUsage
TLS Web Client Authentication, TLS Web Server Authentication
basicConstraints
CA:FALSE
subjectKeyIdentifier
3B:8A:6F:03:BF:F7:8D:14:37:69:A1:5E:16:ED:FE:DE:8C:F7:BF:34
authorityKeyIdentifier
24:E8:53:57:5D:7C:34:40:87:A9:EB:94:DB:BA:E1:16:78:FC:29:A4
authorityInfoAccess
OCSP - URI:http://ocsp.cloudflare.com/origin_ca
subjectAltName
DNS:*.fiberish.net.pk, DNS:fiberish.net.pk
crlDistributionPoints
Full Name: URI:http://crl.cloudflare.com/origin_ca.crl 
-----BEGIN CERTIFICATE-----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==
-----END CERTIFICATE-----

Cipher: TLS_AES_256_GCM_SHA384 · Checked 2026-11-05T00:01:22+00:00

Server-presented chain · 1 additional certificate

Chain certificate 1

Subject
C=US O=CloudFlare, Inc. OU=CloudFlare Origin SSL Certificate Authority L=San Francisco ST=California
Issuer
C=US O=CloudFlare, Inc. OU=CloudFlare Origin SSL Certificate Authority L=San Francisco ST=California
Valid from
2014-11-13T20:38:50+00:00
Expires
2019-11-14T01:43:50+00:00
Days remaining
-2548
Serial (hex)
0FEACE49D4C67C67
Signature
RSA-SHA256
Public key
RSA 2048

Subject alternative names (SAN)

No SAN extension was presented.

SHA-256 fingerprint

91:6C:EE:C3:F3:7B:17:CD:75:DB:F4:03:44:6E:70:6B:78:01:6F:CB:FB:58:51:C2:69:B6:95:F3:D0:3D:A4:8B
Certificate extensions & PEM
keyUsage
Certificate Sign, CRL Sign
basicConstraints
CA:TRUE, pathlen:2
subjectKeyIdentifier
24:E8:53:57:5D:7C:34:40:87:A9:EB:94:DB:BA:E1:16:78:FC:29:A4
authorityKeyIdentifier
24:E8:53:57:5D:7C:34:40:87:A9:EB:94:DB:BA:E1:16:78:FC:29:A4
-----BEGIN CERTIFICATE-----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-----END CERTIFICATE-----

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

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