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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

TLSv1.2

absolight.net · 79.143.243.136:443

Verified

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

Subject
CN=*.absolight.com
Issuer
C=US O=Let's Encrypt CN=YR1
Valid from
2026-10-24T02:48:42+00:00
Expires
2027-01-22T02:48:41+00:00
Days remaining
76
Serial (hex)
050073070E59007DD920B170C290F4F01872
Signature
RSA-SHA256
Public key
RSA 4096

Subject alternative names (SAN)

DNS:*.absolight.com, DNS:*.absolight.fr, DNS:*.absolight.net, DNS:absolight.com, DNS:absolight.fr, DNS:absolight.net

SHA-256 fingerprint

E6:5F:C8:6A:BF:68:0F:7D:F2:0B:EE:BA:0D:72:04:FD:0E:22:E6:42:DE:C2:D2:F0:06:FD:CC:5F:6C:17:B8:C1
Certificate extensions & PEM
keyUsage
Digital Signature, Key Encipherment
extendedKeyUsage
TLS Web Server Authentication
basicConstraints
CA:FALSE
subjectKeyIdentifier
E2:82:2C:63:2F:B6:BB:81:E2:5F:74:09:2E:24:B1:BB:B1:B4:64:55
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:*.absolight.com, DNS:*.absolight.fr, DNS:*.absolight.net, DNS:absolight.com, DNS:absolight.fr, DNS:absolight.net
certificatePolicies
Policy: 2.23.140.1.2.1
crlDistributionPoints
Full Name: URI:http://yr1.c.lencr.org/115.crl
ct_precert_scts
Signed Certificate Timestamp: Version : v1 (0x0) Log ID : 44:C2:BD:0C:E9:14:0E:64:A5:C9:4A:01:93:0A:5A:A1: BB:35:97:0E:00:EE:11:16:89:68:2A:1C:44:D7:B5:66 Timestamp : Oct 24 03:47:12.550 2026 GMT Extensions: none Signature : ecdsa-with-SHA256 30:44:02:20:25:5E:D9:B6:B2:BB:86:9D:E4:BC:12:81: 58:A9:96:3D:89:9F:81:1D:18:7F:B1:F9:F5:BC:C2:29: DC:62:B6:AF:02:20:7A:99:D8:82:D2:45:CD:1E:CE:49: 58:5E:10:1D:8E:D7:B5:73:11:95:07:7F:40:F2:22:DE: 85:CD:2E:D1:83:D1 Signed Certificate Timestamp: Version : v1 (0x0) Log ID : 8E:CA:47:0B:AC:DE:6A:F3:A2:06:B0:A4:7A:84:B7:46: FE:1F:C6:BF:95:3E:25:E6:9B:4E:E4:02:48:F3:C6:E8 Timestamp : Oct 24 03:47:12.973 2026 GMT Extensions: 00:00:05:00:2C:CE:75:BA Signature : ecdsa-with-SHA256 30:45:02:21:00:E7:CE:DB:9A:EE:8F:A0:A2:C6:EE:5F: DA:70:C3:60:9D:00:0E:75:37:7D:86:B8:28:27:D2:1A: D7:E1:CD:0A:17:02:20:23:E2:05:E3:7A:A3:0B:63:09: 73:3E:45:12:E0:79:61:A5:E1:96:82:87:F0:F4:7B:0C: 19:1A:08:65:A1:26:D7
-----BEGIN CERTIFICATE-----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-----END CERTIFICATE-----

Cipher: ECDHE-RSA-AES256-GCM-SHA384 · Checked 2026-11-06T10:14:23+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
666
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
2127
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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