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

mail.gnet.cc · 163.61.150.134:443

Verified

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

Subject
CN=mail.gnet.cc
Issuer
C=US O=Let's Encrypt CN=YR1
Valid from
2026-10-26T18:07:17+00:00
Expires
2027-01-24T18:07:16+00:00
Days remaining
73
Serial (hex)
053B6A1CD685D98B20F47BF697C098E15E21
Signature
RSA-SHA256
Public key
RSA 4096

Subject alternative names (SAN)

DNS:autoconfig.gnet.cc, DNS:autoconfig.gnetnotice.com, DNS:autodiscover.gnet.cc, DNS:autodiscover.gnetnotice.com, DNS:mail.gnet.cc

SHA-256 fingerprint

B4:34:42:72:0D:C8:CF:BF:FD:4B:13:03:AF:B4:24:33:91:B3:98:13:B2:E8:81:15:DB:82:DC:E2:04:95:71:96
Certificate extensions & PEM
keyUsage
Digital Signature, Key Encipherment
extendedKeyUsage
TLS Web Server Authentication
basicConstraints
CA:FALSE
subjectKeyIdentifier
4E:B9:DD:97:A3:CE:D7:98:29:6C:1E:FD:3B:B0:D0:EF:F4:5B:AF:A7
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.gnet.cc, DNS:autoconfig.gnetnotice.com, DNS:autodiscover.gnet.cc, DNS:autodiscover.gnetnotice.com, DNS:mail.gnet.cc
certificatePolicies
Policy: 2.23.140.1.2.1
crlDistributionPoints
Full Name: URI:http://yr1.c.lencr.org/34.crl
ct_precert_scts
Signed Certificate Timestamp: Version : v1 (0x0) Log ID : 60:4C:9A:AF:7A:7F:77:5F:01:D4:06:FC:92:0D:C8:99: EB:0B:1C:7D:F8:C9:52:1B:FA:FA:17:77:3B:97:8B:C9 Timestamp : Oct 26 19:05:48.472 2026 GMT Extensions: none Signature : ecdsa-with-SHA256 30:45:02:21:00:B2:F9:8D:73:06:97:49:6A:4D:2A:D2: 3C:9B:5D:0A:71:59:8E:1E:AD:34:44:65:74:94:A9:1D: AD:7D:6E:E4:11:02:20:04:03:7D:A9:6D:F6:B3:FD:4E: 20:69:A0:F7:9C:5B:53:68:69:E0:87:F9:B9:C5:15:23: AF:1C:1F:B0:98:57:6D 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 26 19:05:48.973 2026 GMT Extensions: 00:00:05:00:2F:1F:80:21 Signature : ecdsa-with-SHA256 30:46:02:21:00:94:83:0F:1A:57:7F:22:F8:44:7C:DE: 5A:3E:7B:C2:25:05:53:70:64:00:74:2B:71:96:F6:CB: B6:77:5D:36:E1:02:21:00:83:68:32:50:07:B7:CC:B3: E0:80:F4:0C:29:C0:E5:B1:D3:5E:B5:FE:85:B6:24:32: A9:06:50:5E:83:2B:4D:E9
-----BEGIN CERTIFICATE-----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-----END CERTIFICATE-----

Cipher: TLS_AES_256_GCM_SHA384 · Checked 2026-11-12T04:10:33+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
660
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
2121
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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