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

ns1.sengked.com · 103.163.161.124:443

Unverified
Certificate verification failed. These are unverified certificate details presented by the server. Peer certificate subjectAltName did not match expected name `ns1.sengked.com'

Certificate verification failed

Subject
CN=autoconfig.sh01.sengked.com
Issuer
C=US O=Let's Encrypt CN=YR1
Valid from
2026-09-07T02:37:16+00:00
Expires
2026-12-06T02:37:15+00:00
Days remaining
53
Serial (hex)
05CE27D3AF1A7CB2A27237C038744A99C4CA
Signature
RSA-SHA256
Public key
RSA 2048

Subject alternative names (SAN)

DNS:autoconfig.sh01.sengked.com, DNS:autodiscover.sh01.sengked.com, DNS:cpanel.sh01.sengked.com, DNS:cpcalendars.sh01.sengked.com, DNS:cpcontacts.sh01.sengked.com, DNS:ipv6.sh01.sengked.com, DNS:mail.sh01.sengked.com, DNS:sh01.sengked.com, DNS:webdisk.sh01.sengked.com, DNS:webmail.sh01.sengked.com, DNS:whm.sh01.sengked.com, DNS:www.sh01.sengked.com

SHA-256 fingerprint

6A:53:06:64:EA:CA:C2:D9:3E:C3:E9:A7:DB:55:93:32:C1:8E:F6:7B:3D:14:BD:63:D6:E2:2A:FA:1A:1B:AA:A4
Certificate extensions & PEM
keyUsage
Digital Signature, Key Encipherment
extendedKeyUsage
TLS Web Server Authentication
basicConstraints
CA:FALSE
subjectKeyIdentifier
A5:67:70:91:51:3B:65:19:FC:C6:A8:05:B8:9F:BE:B3:F8:32:07:48
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.sh01.sengked.com, DNS:autodiscover.sh01.sengked.com, DNS:cpanel.sh01.sengked.com, DNS:cpcalendars.sh01.sengked.com, DNS:cpcontacts.sh01.sengked.com, DNS:ipv6.sh01.sengked.com, DNS:mail.sh01.sengked.com, DNS:sh01.sengked.com, DNS:webdisk.sh01.sengked.com, DNS:webmail.sh01.sengked.com, DNS:whm.sh01.sengked.com, DNS:www.sh01.sengked.com
certificatePolicies
Policy: 2.23.140.1.2.1
crlDistributionPoints
Full Name: URI:http://yr1.c.lencr.org/75.crl
ct_precert_scts
Signed Certificate Timestamp: Version : v1 (0x0) Log ID : A8:26:CB:E3:0A:C6:35:12:46:53:3F:E0:65:F1:4F:19: D9:6E:19:08:13:C4:1D:D9:6D:79:00:B3:12:3C:55:27 Timestamp : Sep 7 03:35:47.049 2026 GMT Extensions: 00:00:05:00:2D:95:7A:1B Signature : ecdsa-with-SHA256 30:46:02:21:00:C7:2C:F8:78:DD:44:8F:5C:06:EE:6F: 86:83:D2:77:DB:F1:23:6A:5F:BD:41:48:7F:72:92:28: 5E:31:0C:A0:45:02:21:00:E8:DA:62:13:0B:6E:2C:73: 72:A8:5F:D0:4F:C6:EA:CD:C7:DB:25:4B:F3:6F:6B:1A: 7A:67:F4:31:56:54:BB:CD Signed Certificate Timestamp: Version : v1 (0x0) Log ID : AF:67:88:3B:57:B0:4E:DD:8F:A6:D9:7E:F6:2E:A8:EB: 81:0A:C7:71:60:F0:24:5E:55:D6:0C:2F:E7:85:87:3A Timestamp : Sep 7 03:35:47.206 2026 GMT Extensions: none Signature : ecdsa-with-SHA256 30:44:02:20:36:0C:AA:01:24:BE:0B:5A:6B:7E:B8:38: C2:C5:8F:62:7C:B8:1F:A3:9D:8B:06:64:C0:6F:EA:11: 16:B4:87:D6:02:20:42:B4:4B:FA:CC:F0:1E:8E:60:B8: 11:EA:F4:37:4C:1B:E4:4A:E0:C9:96:FE:EA:28:DD:0F: BD:27:2C:8D:13:D8
-----BEGIN CERTIFICATE-----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-----END CERTIFICATE-----

Cipher: TLS_AES_256_GCM_SHA384 · Checked 2026-10-13T21:32:31+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
690
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-----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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
2151
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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