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

fibercom.com.pk · 161.97.124.96:443

Verified

Certificate chain, hostname and dates verified using this server’s CA store.

Subject
CN=cpcontacts.fibercom.com.pk
Issuer
C=US O=Let's Encrypt CN=YR1
Valid from
2026-09-15T21:01:11+00:00
Expires
2026-12-14T21:01:10+00:00
Days remaining
49
Serial (hex)
06B4ED8BBC4E54A166395C033F10C17A0019
Signature
RSA-SHA256
Public key
RSA 2048

Subject alternative names (SAN)

DNS:autoconfig.fibercom.com.pk, DNS:autodiscover.fibercom.com.pk, DNS:cpanel.fibercom.com.pk, DNS:cpcalendars.fibercom.com.pk, DNS:cpcontacts.fibercom.com.pk, DNS:fibercom.com.pk, DNS:mail.fibercom.com.pk, DNS:webdisk.fibercom.com.pk, DNS:webmail.fibercom.com.pk, DNS:www.fibercom.com.pk

SHA-256 fingerprint

F8:E6:8B:25:BC:39:A6:6C:13:B6:4A:DE:56:9E:20:6B:09:09:F9:B6:5E:F9:ED:E2:20:6B:89:32:8E:F0:F7:C1
Certificate extensions & PEM
keyUsage
Digital Signature, Key Encipherment
extendedKeyUsage
TLS Web Server Authentication
basicConstraints
CA:FALSE
subjectKeyIdentifier
33:05:E8:9C:70:C4:6B:1A:25:26:51:8E:A6:B5:0B:56:39:45:77:47
authorityKeyIdentifier
1F:2F:35:BE:46:14:82:CD:40:B1:AE:79:2C:55:78:FA:F7:D4:68:FB
authorityInfoAccess
CA Issuers - URI:http://yr1.i.lencr.org/
subjectAltName
DNS:autoconfig.fibercom.com.pk, DNS:autodiscover.fibercom.com.pk, DNS:cpanel.fibercom.com.pk, DNS:cpcalendars.fibercom.com.pk, DNS:cpcontacts.fibercom.com.pk, DNS:fibercom.com.pk, DNS:mail.fibercom.com.pk, DNS:webdisk.fibercom.com.pk, DNS:webmail.fibercom.com.pk, DNS:www.fibercom.com.pk
certificatePolicies
Policy: 2.23.140.1.2.1
crlDistributionPoints
Full Name: URI:http://yr1.c.lencr.org/26.crl
ct_precert_scts
Signed Certificate Timestamp: Version : v1 (0x0) Log ID : 94:4E:43:87:FA:EC:C1:EF:81:F3:19:24:26:A8:18:65: 01:C7:D3:5F:38:02:01:3F:72:67:7D:55:37:2E:19:D8 Timestamp : Sep 15 21:59:42.015 2026 GMT Extensions: none Signature : ecdsa-with-SHA256 30:46:02:21:00:9B:09:C2:D6:82:00:B2:A5:83:F6:E3: CA:0C:37:59:AB:F9:88:8E:94:C7:E7:7F:91:7C:E6:19: FC:A6:8A:45:7A:02:21:00:D5:DE:87:7F:60:ED:7B:FD: 87:56:21:7F:EF:7F:CE:03:CF:C4:A6:53:28:2A:35:02: 41:44:AB:D4:21:14:65:76 Signed Certificate Timestamp: Version : v1 (0x0) Log ID : 46:AF:86:3D:3B:3E:E5:9F:A5:77:DE:A8:24:5D:36:B0: D9:ED:22:A2:23:F4:61:77:41:22:94:52:EE:95:50:5F Timestamp : Sep 15 21:59:42.262 2026 GMT Extensions: 00:00:05:00:2F:4D:F1:11 Signature : ecdsa-with-SHA256 30:45:02:21:00:C2:5E:53:49:1F:BA:11:3E:E5:12:B6: 1B:2E:53:2E:7B:88:7C:09:4C:1F:EF:0B:AD:25:4B:47: 05:1C:D6:CF:87:02:20:6A:29:CF:97:52:FC:1D:2E:CD: F7:75:05:9A:2F:19:B4:43:79:51:AB:58:94:9B:06:F5: 99:F5:EC:EC:C4:FC:30
-----BEGIN CERTIFICATE-----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-----END CERTIFICATE-----

Cipher: TLS_AES_128_GCM_SHA256 · Checked 2026-10-26T01:05:18+00:00

Server-presented chain · 2 additional certificates

Chain certificate 1

Subject
C=US O=Let's Encrypt CN=YR1
Issuer
C=US O=ISRG CN=Root YR
Valid from
2025-09-03T00:00:00+00:00
Expires
2028-09-02T23:59:59+00:00
Days remaining
677
Serial (hex)
A20253F15F2691C05DC1CE13B9BCCA4E
Signature
RSA-SHA256
Public key
RSA 2048

Subject alternative names (SAN)

No SAN extension was presented.

SHA-256 fingerprint

13:94:96:34:D9:9C:D6:FD:6A:A8:0B:C0:34:FE:FA:CC:EB:19:69:FE:EF:98:65:86:71:3E:CD:BB:05:75:8D:3F
Certificate extensions & PEM
keyUsage
Digital Signature, Certificate Sign, CRL Sign
extendedKeyUsage
TLS Web Server Authentication
basicConstraints
CA:TRUE, pathlen:0
subjectKeyIdentifier
1F:2F:35:BE:46:14:82:CD:40:B1:AE:79:2C:55:78:FA:F7:D4:68:FB
authorityKeyIdentifier
DE:E7:5B:60:D0:22:6D:40:28:7D:3F:0D:01:FE:A4:B5:52:B4:51:94
authorityInfoAccess
CA Issuers - URI:http://yr.i.lencr.org/
certificatePolicies
Policy: 2.23.140.1.2.1
crlDistributionPoints
Full Name: URI:http://yr.c.lencr.org/ 
-----BEGIN CERTIFICATE-----
MIIE2zCCAsOgAwIBAgIRAKICU/FfJpHAXcHOE7m8yk4wDQYJKoZIhvcNAQELBQAw
LjELMAkGA1UEBhMCVVMxDTALBgNVBAoTBElTUkcxEDAOBgNVBAMTB1Jvb3QgWVIw
HhcNMjUwOTAzMDAwMDAwWhcNMjgwOTAyMjM1OTU5WjAzMQswCQYDVQQGEwJVUzEW
MBQGA1UEChMNTGV0J3MgRW5jcnlwdDEMMAoGA1UEAxMDWVIxMIIBIjANBgkqhkiG
9w0BAQEFAAOCAQ8AMIIBCgKCAQEAoVi8X2xCYgMXvJxNPKp/oF13UMgmPABB07VC
LNDtoXmt9luEZNJSBV10VyT1Pz6LD8Zq1d2gc43WNl1AdRrj4sEnazbOiz0nPpmG
Bp2hui49oZtDIY6wdKeZAi5BbNU20CH6RSBBMLSQ9cXrH8dxdv4PAJ45ssGML68U
SE3BsjC2a6cAN9L5CgXVIQi5tfNiTPoFZZ3S0OlXqLmmtdV95udWAb5b6e/F49Di
CsH0Y00Ag72BVIb1hzynmKe+X0mERBTtsb3BwmpV9ipeBjMLoR/D9cHxHQCWoi5l
TmXwY015J5rGelz1nZjJuxc2kioaX29XJBnhMkP531rSdG5uMwIDAQABo4HuMIHr
MA4GA1UdDwEB/wQEAwIBhjATBgNVHSUEDDAKBggrBgEFBQcDATASBgNVHRMBAf8E
CDAGAQH/AgEAMB0GA1UdDgQWBBQfLzW+RhSCzUCxrnksVXj699Ro+zAfBgNVHSME
GDAWgBTe51tg0CJtQCh9Pw0B/qS1UrRRlDAyBggrBgEFBQcBAQQmMCQwIgYIKwYB
BQUHMAKGFmh0dHA6Ly95ci5pLmxlbmNyLm9yZy8wEwYDVR0gBAwwCjAIBgZngQwB
AgEwJwYDVR0fBCAwHjAcoBqgGIYWaHR0cDovL3lyLmMubGVuY3Iub3JnLzANBgkq
hkiG9w0BAQsFAAOCAgEA0+zvMq3kHig1ddTmmm+RibTr9/RpX7k4buanMMRqbV/y
IvP82zAHN3mvaw+cASuVsdpd0ikjhr4hnhJQLQOzOp2ccKrsdGOAgo0vddeISFAq
EWEV4lmUM3vFF796up+bSgmJ1u6RupDCMxDgF8M3eLvGuj6L0lu3zkQ0KuQLnKxL
tB0oQqn1Idg5CuuGpMvQzk29Pa3D/qHurc0EIM9SxukQuJqq63lxsYyRQFU8yMBO
hq1w5LbfaWNRrz1uklOfI/pYkAb2E2MTZrAMQkBIE2S8Jt1F8gRc96o/xOsrgvSk
a84AisX6xq1lz1Z7jGvrnXc4TMcjxZTjiTaihcYI1JIXZiLtEMSCa5l3cu8YWd6z
dLRQlqRdclVjuQfNHawRJ6GWlkK0QJosivTKwdBw3KxEtzGo8yMHERbsy57gP1UX
HOMcmZYQC0gtyR3SxfenIM/MxC3Ia2Ypab/kQ/CTnlIn2KQ5JUC6NYrGCbhFN9bp
5lKJStEwCUnLpntcrXk5XVDCNv/5RyWpRThkGOV7GetKkQ0qAY8hCzWK6oqnAhDZ
cjlYVdWfqOw3DIOX6EDNBgAqHarRVxyF9QZdOaXSyPJ0ueD2BYJEBgaCGQ8rAaU/
Qc123V5LTXDZW4CcsPBDyhy4v+c8hClAyw/IkJlfBqxB9D+/wvIMHgECZ4ptP6o=
-----END CERTIFICATE-----

Chain certificate 2

Subject
C=US O=ISRG CN=Root YR
Issuer
C=US O=Internet Security Research Group CN=ISRG Root X1
Valid from
2026-05-13T00:00:00+00:00
Expires
2032-09-02T23:59:59+00:00
Days remaining
2138
Serial (hex)
F24B6D17F9D9AD7CB1C9FEA78782699F
Signature
RSA-SHA256
Public key
RSA 4096

Subject alternative names (SAN)

No SAN extension was presented.

SHA-256 fingerprint

07:26:39:D0:B1:40:D5:BF:FA:E1:6A:D9:C3:F6:CC:60:86:04:06:21:F5:1E:E6:1A:6D:46:A8:91:5C:07:CF:76
Certificate extensions & PEM
keyUsage
Certificate Sign, CRL Sign
extendedKeyUsage
TLS Web Server Authentication
basicConstraints
CA:TRUE
subjectKeyIdentifier
DE:E7:5B:60:D0:22:6D:40:28:7D:3F:0D:01:FE:A4:B5:52:B4:51:94
authorityKeyIdentifier
79:B4:59:E6:7B:B6:E5:E4:01:73:80:08:88:C8:1A:58:F6:E9:9B:6E
authorityInfoAccess
CA Issuers - URI:http://x1.i.lencr.org/
certificatePolicies
Policy: 2.23.140.1.2.1
crlDistributionPoints
Full Name: URI:http://x1.c.lencr.org/ 
-----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.

View certificate JSON

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