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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.bofhland.org · 134.209.195.230:443

Verified

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

Subject
CN=mail.bofhland.org
Issuer
C=US O=Let's Encrypt CN=YR1
Valid from
2026-09-25T02:53:46+00:00
Expires
2026-12-24T02:53:45+00:00
Days remaining
47
Serial (hex)
0610B2475ACB58CD1FFC324ECB42B59E4885
Signature
RSA-SHA256
Public key
RSA 4096

Subject alternative names (SAN)

DNS:mail.bofhland.org, DNS:randi.bofhland.org

SHA-256 fingerprint

E8:CE:4D:A8:BE:EF:70:79:16:C7:FC:3D:FC:3F:72:06:F2:07:3B:8F:DF:A3:99:26:1E:7F:6F:83:9E:AA:DC:21
Certificate extensions & PEM
keyUsage
Digital Signature, Key Encipherment
extendedKeyUsage
TLS Web Server Authentication
basicConstraints
CA:FALSE
subjectKeyIdentifier
81:0E:92:1C:E0:CC:26:65:F1:29:4A:00:EE:F2:76:0B:EE:82:00:51
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:mail.bofhland.org, DNS:randi.bofhland.org
certificatePolicies
Policy: 2.23.140.1.2.1
crlDistributionPoints
Full Name: URI:http://yr1.c.lencr.org/6.crl
ct_precert_scts
Signed Certificate Timestamp: Version : v1 (0x0) Log ID : 94:4E:43:87:FA:EC:C1:EF:81:F3:19:24:26:A8:18:65: 01:C7:D3:5F:38:02:01:3F:72:67:7D:55:37:2E:19:D8 Timestamp : Sep 25 03:52:16.269 2026 GMT Extensions: none Signature : ecdsa-with-SHA256 30:45:02:21:00:DE:15:A7:ED:CC:31:1F:41:57:A2:98: 88:9C:41:E9:CE:E3:B0:2C:AE:3F:42:F3:38:EC:78:4A: 29:46:B8:F7:53:02:20:12:15:58:DA:08:55:63:5A:23: 61:20:18:5F:5A:49:87:45:DB:F2:0B:AB:0C:74:C9:73: 87:01:21:41:C0:CD:46 Signed Certificate Timestamp: Version : v1 (0x0) Log ID : 1A:8B:9D:6B:0F:FE:BF:81:B4:79:39:C6:D2:31:0A:86: D6:D1:02:D4:F0:46:E2:18:2C:9D:E3:5F:5E:26:25:EF Timestamp : Sep 25 03:52:17.364 2026 GMT Extensions: 00:00:05:00:44:E9:B7:AB Signature : ecdsa-with-SHA256 30:46:02:21:00:DF:8E:53:08:55:52:68:25:D7:B1:4B: E5:6B:1D:2F:38:5D:CE:36:B0:EC:4A:3D:32:5C:E3:23: CB:0D:24:B6:CD:02:21:00:DF:46:F1:7F:77:E6:99:21: ED:53:92:E6:0E:85:F3:33:84:1D:02:BE:B7:5F:D4:36: 95:33:4E:D3:BD:8E:16:72
-----BEGIN CERTIFICATE-----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-----END CERTIFICATE-----

Cipher: TLS_AES_256_GCM_SHA384 · Checked 2026-11-06T07:15:50+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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