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

lexsynergy.com · 178.79.178.218:443

Verified

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

Subject
CN=*.lexsynergy.com
Issuer
C=US O=Let's Encrypt CN=YR1
Valid from
2026-09-02T22:08:02+00:00
Expires
2026-12-01T22:08:01+00:00
Days remaining
69
Serial (hex)
057296E8D33C8E351E4C6B6C7FBEF97232C8
Signature
RSA-SHA256
Public key
RSA 4096

Subject alternative names (SAN)

DNS:*.lexsynergy.com, DNS:*.whmcs.lexsynergy.com, DNS:lexsynergy.com

SHA-256 fingerprint

4B:CF:F4:8E:11:CE:8E:DB:FA:5F:6D:6A:1C:FF:2D:B8:C9:5A:CB:77:88:4D:C2:B4:85:4A:F6:E4:7A:5D:DC:3D
Certificate extensions & PEM
keyUsage
Digital Signature, Key Encipherment
extendedKeyUsage
TLS Web Server Authentication
basicConstraints
CA:FALSE
subjectKeyIdentifier
03:F1:3E:51:57:C5:71:BD:7B:E3:F2:78:23:1E:5D:FF:DF:4F:8E:99
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:*.lexsynergy.com, DNS:*.whmcs.lexsynergy.com, DNS:lexsynergy.com
certificatePolicies
Policy: 2.23.140.1.2.1
crlDistributionPoints
Full Name: URI:http://yr1.c.lencr.org/73.crl
ct_precert_scts
Signed Certificate Timestamp: Version : v1 (0x0) Log ID : D7:6D:7D:10:D1:A7:F5:77:C2:C7:E9:5F:D7:00:BF:F9: 82:C9:33:5A:65:E1:D0:B3:01:73:17:C0:C8:C5:69:77 Timestamp : Sep 2 23:06:32.315 2026 GMT Extensions: none Signature : ecdsa-with-SHA256 30:46:02:21:00:9A:93:11:F4:F7:0C:45:5E:C3:AA:0F: 2B:1E:58:39:0F:23:C4:5A:DC:CE:B6:AF:B1:B5:C9:D0: 99:0B:3C:19:6A:02:21:00:BC:F2:D5:3B:AF:CD:B0:09: 03:76:D5:07:03:CA:2A:7A:54:C9:47:08:E0:E6:3A:7C: 6F:26:2A:1D:E6:D2:3A:64 Signed Certificate Timestamp: Version : v1 (0x0) Log ID : 6C:FE:50:19:43:A8:5E:A9:16:BC:52:D1:33:E4:DC:C9: 1E:F1:41:1C:7D:25:84:20:D1:73:80:9E:18:18:EB:3A Timestamp : Sep 2 23:06:33.032 2026 GMT Extensions: 00:00:05:00:2C:7C:AA:4F Signature : ecdsa-with-SHA256 30:45:02:20:13:8B:3B:45:C3:94:9F:AC:08:A1:37:13: 39:13:5B:C4:74:D7:1A:C2:05:F2:DF:1D:B0:05:77:61: B0:72:C7:3B:02:21:00:EA:F7:C5:48:5A:D3:11:8C:70: 28:95:32:55:D8:83:34:46:13:0B:15:09:B1:9F:90:A9: 84:52:98:A0:40:08:41
-----BEGIN CERTIFICATE-----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-----END CERTIFICATE-----

Cipher: TLS_AES_256_GCM_SHA384 · Checked 2026-09-23T04:17:51+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
710
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
2171
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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