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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

ercbroadband.org · 20.119.144.8:443

Verified

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

Subject
CN=ercbroadband.org
Issuer
C=US O=DigiCert Inc OU=www.digicert.com CN=GeoTrust TLS RSA CA G1
Valid from
2026-09-19T00:00:00+00:00
Expires
2027-03-19T23:59:59+00:00
Days remaining
168
Serial (hex)
01E24DE0A4330AF33ED3CC94C8C7C4FC
Signature
RSA-SHA256
Public key
RSA 2048

Subject alternative names (SAN)

DNS:ercbroadband.org

SHA-256 fingerprint

04:52:7D:3E:48:F5:63:DA:33:BB:83:71:DA:05:0D:DB:BB:4D:78:44:DD:2C:60:4A:35:06:6D:2A:69:9E:26:D9
Certificate extensions & PEM
authorityKeyIdentifier
94:4F:D4:5D:8B:E4:A4:E2:A6:80:FE:FD:D8:F9:00:EF:A3:BE:02:57
subjectKeyIdentifier
55:D5:F3:83:51:C3:8F:E9:D4:5E:6B:E2:FD:6A:C9:B4:07:51:02:A0
subjectAltName
DNS:ercbroadband.org
certificatePolicies
Policy: 2.23.140.1.2.1 CPS: http://www.digicert.com/CPS
keyUsage
Digital Signature, Key Encipherment
extendedKeyUsage
TLS Web Server Authentication, TLS Web Client Authentication
crlDistributionPoints
Full Name: URI:http://cdp.geotrust.com/GeoTrustTLSRSACAG1.crl
authorityInfoAccess
OCSP - URI:http://status.geotrust.com CA Issuers - URI:http://cacerts.geotrust.com/GeoTrustTLSRSACAG1.crt
basicConstraints
CA:FALSE
ct_precert_scts
Signed Certificate Timestamp: Version : v1 (0x0) Log ID : 4C:63:DC:98:E5:9C:1D:AB:88:F6:1E:8A:3D:DE:AE:8F: AB:44:A3:37:7B:5F:9B:94:C3:FB:A1:9C:FC:C1:BE:26 Timestamp : Sep 19 05:23:27.536 2026 GMT Extensions: none Signature : ecdsa-with-SHA256 30:45:02:21:00:E1:F1:BD:DC:DC:6F:97:2E:9A:C4:DC: 4D:78:92:8C:DE:03:06:3C:80:10:0B:4A:16:F5:32:4C: 7D:CD:B9:04:7C:02:20:3B:4E:AF:E8:9C:16:18:9D:6D: 9C:BE:45:3B:C3:E5:E8:7D:1D:8E:04:C1:7C:7E:91:99: AA:18:D7:06:3D:2A:EE Signed Certificate Timestamp: Version : v1 (0x0) Log ID : D6:D5:8D:A9:D0:17:53:F3:6A:4A:A0:C7:57:49:02:AF: EB:C7:DC:2C:D3:8C:D9:F7:64:C8:0C:89:19:1E:9F:02 Timestamp : Sep 19 05:23:27.539 2026 GMT Extensions: none Signature : ecdsa-with-SHA256 30:45:02:21:00:D6:66:A8:29:38:44:0B:7B:2F:CE:A1: B2:ED:D4:AE:0F:0D:76:D2:71:EF:A1:1A:7D:FE:3D:A9: DB:F2:39:C7:71:02:20:6D:93:A4:5A:DC:39:F9:CB:C5: 61:38:9D:C8:69:D6:26:77:CB:92:86:4B:51:BF:3A:20: 0D:5E:58:8D:38:87:88 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 : Sep 19 05:23:27.587 2026 GMT Extensions: none Signature : ecdsa-with-SHA256 30:45:02:20:18:99:9E:B2:55:DF:7B:32:28:DB:28:1D: 77:14:3D:5B:93:2F:73:E3:25:08:92:C5:67:DF:09:0C: D9:78:DE:5C:02:21:00:CB:9B:D2:C7:58:95:5E:59:74: 14:09:9F:9C:59:B3:6E:A9:23:66:15:BB:FF:BE:05:4F: 39:09:7C:42:EF:F4:2C
-----BEGIN CERTIFICATE-----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-----END CERTIFICATE-----

Cipher: TLS_AES_256_GCM_SHA384 · Checked 2026-10-02T11:39:24+00:00

Server-presented chain · 1 additional certificate

Chain certificate 1

Subject
C=US O=DigiCert Inc OU=www.digicert.com CN=GeoTrust TLS RSA CA G1
Issuer
C=US O=DigiCert Inc OU=www.digicert.com CN=DigiCert Global Root G2
Valid from
2017-11-02T12:23:37+00:00
Expires
2027-11-02T12:23:37+00:00
Days remaining
396
Serial (hex)
0D07782A133FC6F9A57296E131FFD179
Signature
RSA-SHA256
Public key
RSA 2048

Subject alternative names (SAN)

No SAN extension was presented.

SHA-256 fingerprint

C0:6E:30:7F:7C:FC:1D:32:FA:72:A4:C0:33:C8:7B:90:01:9A:F2:16:F0:77:5D:64:97:8A:2E:CA:6C:8A:23:0E
Certificate extensions & PEM
subjectKeyIdentifier
94:4F:D4:5D:8B:E4:A4:E2:A6:80:FE:FD:D8:F9:00:EF:A3:BE:02:57
authorityKeyIdentifier
4E:22:54:20:18:95:E6:E3:6E:E6:0F:FA:FA:B9:12:ED:06:17:8F:39
keyUsage
Digital Signature, Certificate Sign, CRL Sign
extendedKeyUsage
TLS Web Server Authentication, TLS Web Client Authentication
basicConstraints
CA:TRUE, pathlen:0
authorityInfoAccess
OCSP - URI:http://ocsp.digicert.com
crlDistributionPoints
Full Name: URI:http://crl3.digicert.com/DigiCertGlobalRootG2.crl
certificatePolicies
Policy: X509v3 Any Policy CPS: https://www.digicert.com/CPS
-----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.

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