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

ukpro2.fcomet.com · 69.72.248.205:443

Verified

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

Subject
CN=autodiscover.ukpro2.fcomet.com
Issuer
C=US O=Let's Encrypt CN=YR2
Valid from
2026-09-03T06:26:29+00:00
Expires
2026-12-02T06:26:28+00:00
Days remaining
39
Serial (hex)
05327ED8158740F76C2C1402641A8AFFA1AC
Signature
RSA-SHA256
Public key
RSA 2048

Subject alternative names (SAN)

DNS:autoconfig.ukpro2.fcomet.com, DNS:autodiscover.ukpro2.fcomet.com, DNS:cpanel.ukpro2.fcomet.com, DNS:cpcalendars.ukpro2.fcomet.com, DNS:cpcontacts.ukpro2.fcomet.com, DNS:mail.ukpro2.fcomet.com, DNS:ukpro2.fcomet.com, DNS:webdisk.ukpro2.fcomet.com, DNS:webmail.ukpro2.fcomet.com, DNS:www.ukpro2.fcomet.com

SHA-256 fingerprint

EF:45:AB:E0:1F:3D:C0:B0:BB:05:94:73:DB:86:96:90:3C:77:0B:D5:41:5B:03:4E:13:72:CE:79:D6:35:6E:E4
Certificate extensions & PEM
keyUsage
Digital Signature, Key Encipherment
extendedKeyUsage
TLS Web Server Authentication
basicConstraints
CA:FALSE
subjectKeyIdentifier
C4:13:10:2C:96:F5:F8:29:DB:DE:2C:07:A2:1F:EE:B5:EC:37:3C:16
authorityKeyIdentifier
40:15:2D:26:79:ED:32:20:9E:DF:9A:72:1D:D6:32:1F:81:0C:81:0C
authorityInfoAccess
CA Issuers - URI:http://yr2.i.lencr.org/
subjectAltName
DNS:autoconfig.ukpro2.fcomet.com, DNS:autodiscover.ukpro2.fcomet.com, DNS:cpanel.ukpro2.fcomet.com, DNS:cpcalendars.ukpro2.fcomet.com, DNS:cpcontacts.ukpro2.fcomet.com, DNS:mail.ukpro2.fcomet.com, DNS:ukpro2.fcomet.com, DNS:webdisk.ukpro2.fcomet.com, DNS:webmail.ukpro2.fcomet.com, DNS:www.ukpro2.fcomet.com
certificatePolicies
Policy: 2.23.140.1.2.1
crlDistributionPoints
Full Name: URI:http://yr2.c.lencr.org/45.crl
ct_precert_scts
Signed Certificate Timestamp: Version : v1 (0x0) Log ID : D8:09:55:3B:94:4F:7A:FF:C8:16:19:6F:94:4F:85:AB: B0:F8:FC:5E:87:55:26:0F:15:D1:2E:72:BB:45:4B:14 Timestamp : Sep 3 07:24:59.472 2026 GMT Extensions: none Signature : ecdsa-with-SHA256 30:44:02:20:61:24:0C:E3:E0:59:8D:CD:58:4C:31:ED: A1:C6:0E:BB:E4:42:E7:E2:B3:9C:47:B0:8F:DA:AC:B4: 3E:DA:92:FE:02:20:45:2D:BF:C7:B0:D9:5B:34:81:2B: 27:D6:F4:A9:FB:9D:29:9F:D3:5B:FD:56:E7:44:D7:84: A4:9C:89:A7:91:C7 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 3 07:24:59.552 2026 GMT Extensions: 00:00:05:00:23:BE:60:50 Signature : ecdsa-with-SHA256 30:45:02:20:1F:1A:30:6C:2A:49:E0:D9:B5:43:44:34: B9:EC:A9:EC:CF:81:EE:CB:69:44:5B:B4:1A:BA:A8:E3: 29:8C:6B:96:02:21:00:C5:02:09:61:2C:52:A8:E6:04: 1C:5C:41:2E:EA:07:19:DE:97:D2:2A:44:A4:56:A9:91: 51:8B:39:57:71:BA:B2
-----BEGIN CERTIFICATE-----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-----END CERTIFICATE-----

Cipher: TLS_AES_128_GCM_SHA256 · Checked 2026-10-23T20:48:54+00:00

Server-presented chain · 2 additional certificates

Chain certificate 1

Subject
C=US O=Let's Encrypt CN=YR2
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
680
Serial (hex)
4EBD24947E24D394802D84A52FD5B319
Signature
RSA-SHA256
Public key
RSA 2048

Subject alternative names (SAN)

No SAN extension was presented.

SHA-256 fingerprint

23:8B:85:A0:09:9C:65:B9:70:47:7D:57:24:F1:A1:D4:75:CE:50:58:CF:FE:4E:FA:87:33:89:9B:DB:86:3C:47
Certificate extensions & PEM
keyUsage
Digital Signature, Certificate Sign, CRL Sign
extendedKeyUsage
TLS Web Server Authentication
basicConstraints
CA:TRUE, pathlen:0
subjectKeyIdentifier
40:15:2D:26:79:ED:32:20:9E:DF:9A:72:1D:D6:32:1F:81:0C:81:0C
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-----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==
-----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
2141
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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