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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

TLSv1.3

mail.ginzo.tech · 144.91.94.90:443

Verified

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

Subject
CN=mail.ginzo.tech
Issuer
C=US O=Let's Encrypt CN=YR2
Valid from
2026-09-26T07:47:01+00:00
Expires
2026-12-25T07:47:00+00:00
Days remaining
75
Serial (hex)
0547F094309CFF71DFD5FB1F2265BE69B008
Signature
RSA-SHA256
Public key
RSA 4096

Subject alternative names (SAN)

DNS:mail.ginzo.tech, DNS:webmail.ginzo.tech

SHA-256 fingerprint

0C:28:42:51:12:65:45:21:52:7C:ED:B9:14:08:74:90:AF:F1:C6:05:81:8A:17:55:F8:3D:BA:54:2C:81:EC:1D
Certificate extensions & PEM
keyUsage
Digital Signature, Key Encipherment
extendedKeyUsage
TLS Web Server Authentication
basicConstraints
CA:FALSE
subjectKeyIdentifier
73:76:66:69:77:48:A2:E6:46:38:D7:FC:59:03:AD:5F:70:2B:EE:76
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:mail.ginzo.tech, DNS:webmail.ginzo.tech
certificatePolicies
Policy: 2.23.140.1.2.1
crlDistributionPoints
Full Name: URI:http://yr2.c.lencr.org/9.crl
ct_precert_scts
Signed Certificate Timestamp: Version : v1 (0x0) Log ID : C2:31:7E:57:45:19:A3:45:EE:7F:38:DE:B2:90:41:EB: C7:C2:21:5A:22:BF:7F:D5:B5:AD:76:9A:D9:0E:52:CD Timestamp : Sep 26 08:45:31.934 2026 GMT Extensions: none Signature : ecdsa-with-SHA256 30:44:02:20:7D:02:2D:28:82:56:17:AF:C9:9A:70:F2: B7:2B:A7:43:AD:70:3C:A1:7B:BA:BA:0B:E4:45:E6:B8: 30:1B:7E:E7:02:20:43:B2:C2:82:1B:A9:28:37:E0:0A: 26:B1:8B:BA:0E:EC:3B:6D:AF:87:8F:FB:51:82:24:7D: F8:7A:83:EE:7C:E1 Signed Certificate Timestamp: Version : v1 (0x0) Log ID : 26:E3:64:6E:58:69:21:23:BC:34:3F:47:24:35:9B:37: 92:CD:24:5A:88:D8:15:D3:93:33:FD:99:18:AB:47:23 Timestamp : Sep 26 08:45:29.436 2026 GMT Extensions: 00:00:05:00:46:A3:AA:6A Signature : ecdsa-with-SHA256 30:45:02:21:00:C3:4E:BC:0B:D1:1B:3D:BD:48:00:37: 80:A4:09:3C:BF:0B:D1:18:A6:2D:7E:61:70:FA:99:A0: 0D:16:E3:4A:5B:02:20:16:5E:A6:6F:C4:21:4A:3F:70: EC:D6:1C:41:F9:7A:D7:58:EA:50:0E:8C:28:7A:92:CE: 37:DA:AD:07:5A:5E:4C
-----BEGIN CERTIFICATE-----
MIIGCjCCBPKgAwIBAgISBUfwlDCc/3Hf1fsfImW+abAIMA0GCSqGSIb3DQEBCwUA
MDMxCzAJBgNVBAYTAlVTMRYwFAYDVQQKEw1MZXQncyBFbmNyeXB0MQwwCgYDVQQD
EwNZUjIwHhcNMjYwOTI2MDc0NzAxWhcNMjYxMjI1MDc0NzAwWjAaMRgwFgYDVQQD
Ew9tYWlsLmdpbnpvLnRlY2gwggIiMA0GCSqGSIb3DQEBAQUAA4ICDwAwggIKAoIC
AQDCAtOyJ4UW3NE7QXU0Q/zJ8/rjMKBviIyAOOAQnOSvdi03MJq0zHkdrGHDSHD3
o16ws8OG9+GPTgYirB+2woid8qSdffQWXl5K9A8QpE1rOLJBa4lS2qQdXLfCXAPt
AGanRdSnrzLiKlmbR9lqYe6nav/p6kyVGPdYvVVstBwSwV4cblnf3WnlQmGX6RIW
GRXbE/1CvTa0dN+gTuaCKGqapQuRGxKHtGl2bHTjqqHcl4sD0f1KVY9RzFzGHQ4f
zyTkkxcBPevqhpfXlSI6jzfJA4dWK3Nmfd9i2xJienq+ygUTsIfYgKIPVTSZEVnR
uOSDYe/K6tOYJ5lQ7rG8L7Y0bckN8ImLrT4FagPgNp4hy2dyyGdqNH8fG/WTlge1
GT2aj1K3xsvl53bM2RIQMaVeZU0MRvbQ95VmwTsQR1Mq60X9d0jpMu1Nq2yBoxft
ylQ3hy0y4fm9VHk+fwoCO0OdwmlFHaSY1bTLLPfq6c0FKSonw0gZpvBE7HKRBXZL
4hT7wtVTJFqPWuWsCst3XcYdFZTZ2FDvggyPJeIODrTsKDjmZzQoY3zw60OPoazc
8AxOQzzY1o80oULDEkP/p+74rQGib9ChLrjqJ6gxLCMEfybqR8iLEs9wTwz7w7y+
S8K+21fvRP1sr6Pzt4QAK6EcaDmxqdXYH3yHzvuVCLEELQIDAQABo4ICLzCCAisw
DgYDVR0PAQH/BAQDAgWgMBMGA1UdJQQMMAoGCCsGAQUFBwMBMAwGA1UdEwEB/wQC
MAAwHQYDVR0OBBYEFHN2Zml3SKLmRjjX/FkDrV9wK+52MB8GA1UdIwQYMBaAFEAV
LSZ57TIgnt+ach3WMh+BDIEMMDMGCCsGAQUFBwEBBCcwJTAjBggrBgEFBQcwAoYX
aHR0cDovL3lyMi5pLmxlbmNyLm9yZy8wLgYDVR0RBCcwJYIPbWFpbC5naW56by50
ZWNoghJ3ZWJtYWlsLmdpbnpvLnRlY2gwEwYDVR0gBAwwCjAIBgZngQwBAgEwLQYD
VR0fBCYwJDAioCCgHoYcaHR0cDovL3lyMi5jLmxlbmNyLm9yZy85LmNybDCCAQsG
CisGAQQB1nkCBAIEgfwEgfkA9wB1AMIxfldFGaNF7n843rKQQevHwiFaIr9/1bWt
dprZDlLNAAABoNzkG54AAAQDAEYwRAIgfQItKIJWF6/JmnDytyunQ61wPKF7uroL
5EXmuDAbfucCIEOywoIbqSg34AomsYu6Duw7ba+Hj/tRgiR9+HqD7nzhAH4AJuNk
blhpISO8ND9HJDWbN5LNJFqI2BXTkzP9mRirRyMAAAGg3OQR3AAIAAAFAEajqmoE
AwBHMEUCIQDDTrwL0Rs9vUgAN4CkCTy/C9EYpi1+YXD6maANFuNKWwIgFl6mb8Qh
Sj9w7NYcQfl611jqUA6MKHqSzjfarQdaXkwwDQYJKoZIhvcNAQELBQADggEBAJLj
fZ/d9NVIqTaPuhpeey7ImInmG1qfPT+01PFMezvnoqgj6zZOPr8nQhipdbqtBrvs
JgA2ctAzel6VQYubpG9pyGuQkLdVxN4Sq5jGYJb+qnFsDcjfvucCEBnSKP45Dexo
cF60in6jIGTKsWLgYkMZcBKkRFoNK9GlSaoM/zNIS9usXyqB/JO8bJG/UkseAWPc
7sl47fMBO4c+vSHT2upwK6j6w01lsxx97wsSGV3mEpVJk/KUKvOHLJOtm2I0tB6N
mXSdwH1fMTCjZAMrNgTxFtV22O0R5t7z9U+GXOxDHuKyhay8oJg+JjiR7vMmoDjz
tIYOKJzMt8ss2NJDDy8=
-----END CERTIFICATE-----

Cipher: TLS_AES_128_GCM_SHA256 · Checked 2026-10-10T21:57:59+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
693
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
2154
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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