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

cepc.net · 192.124.249.59:443

Verified

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

Subject
CN=cepc.net
Issuer
C=US O=Starfield Technologies CN=Starfield TLS Intermediate CA DV - R1v1
Valid from
2026-09-01T05:30:24+00:00
Expires
2026-11-30T05:30:24+00:00
Days remaining
56
Serial (hex)
44D907A3B4C5B267
Signature
RSA-SHA256
Public key
RSA 2048

Subject alternative names (SAN)

DNS:cepc.net, DNS:www.cepc.net

SHA-256 fingerprint

58:0F:54:A5:B7:02:32:F6:0A:23:E6:CB:8A:E3:EB:FF:E6:EA:82:B1:4A:FF:E9:BF:85:31:8A:B6:B8:48:6D:6A
Certificate extensions & PEM
basicConstraints
CA:FALSE
extendedKeyUsage
TLS Web Server Authentication
keyUsage
Digital Signature, Key Encipherment
crlDistributionPoints
Full Name: URI:http://crl.starfieldtech.com/sfr1v1dv_s1-1.crl
certificatePolicies
Policy: 2.23.140.1.2.1 Policy: 2.16.840.1.114414.1.7.23.1 CPS: http://certificates.starfieldtech.com/repository/
authorityInfoAccess
CA Issuers - URI:http://certificates.starfieldtech.com/repository/sf_tls_issuing_dv-r1v1.crt OCSP - URI:http://ocsp.starfieldtech.com/
authorityKeyIdentifier
99:B4:6D:DD:8D:0C:6D:FA:2D:A0:9F:22:21:E8:73:C2:18:BC:85:D9
subjectAltName
DNS:cepc.net, DNS:www.cepc.net
subjectKeyIdentifier
38:F0:57:13:CA:08:81:B4:D7:65:8F:35:BF:1D:CE:35:7B:DF:D5:E2
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 1 05:30:24.636 2026 GMT Extensions: none Signature : ecdsa-with-SHA256 30:46:02:21:00:A2:EB:D4:48:62:4E:4A:9F:D4:02:BF: D6:E4:5F:B1:F9:67:51:8C:66:E6:0B:9D:60:3A:05:9E: 51:CF:7C:44:AF:02:21:00:8B:94:A7:41:73:AA:EC:DB: C2:AB:C8:A6:B4:0B:FE:37:F9:68:D4:92:5E:BA:13:E4: 1E:B7:49:A0:0A:5B:66:F7 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 1 05:30:24.847 2026 GMT Extensions: none Signature : ecdsa-with-SHA256 30:45:02:20:51:8E:1F:35:C4:F6:7F:7A:91:8B:1C:F4: 8C:67:BE:93:E8:65:5B:76:5C:9E:8B:0C:27:08:BB:75: 77:65:28:A0:02:21:00:BE:DA:F8:49:DC:60:0B:F7:B1: FE:20:0D:9E:B8:2A:8F:3A:45:25:49:0F:11:AE:46:00: 4A:AF:C6:D6:C7:D8:6D Signed Certificate Timestamp: Version : v1 (0x0) Log ID : CB:38:F7:15:89:7C:84:A1:44:5F:5B:C1:DD:FB:C9:6E: F2:9A:59:CD:47:0A:69:05:85:B0:CB:14:C3:14:58:E7 Timestamp : Sep 1 05:30:25.139 2026 GMT Extensions: none Signature : ecdsa-with-SHA256 30:46:02:21:00:CF:9C:6D:97:44:42:B8:20:0D:4A:D1: 37:80:6F:18:39:C7:45:54:6E:53:0F:12:0E:38:C5:8A: 32:97:AA:A9:45:02:21:00:BD:56:87:9E:09:1F:1D:62: 53:CC:91:C8:F5:D8:AF:AA:10:C9:D3:2A:79:EA:38:6A: A2:FE:DD:EE:0E:C9:B1:0A
-----BEGIN CERTIFICATE-----
MIIHUzCCBTugAwIBAgIIRNkHo7TFsmcwDQYJKoZIhvcNAQELBQAwYDELMAkGA1UE
BhMCVVMxHzAdBgNVBAoTFlN0YXJmaWVsZCBUZWNobm9sb2dpZXMxMDAuBgNVBAMT
J1N0YXJmaWVsZCBUTFMgSW50ZXJtZWRpYXRlIENBIERWIC0gUjF2MTAeFw0yNjA5
MDEwNTMwMjRaFw0yNjExMzAwNTMwMjRaMBMxETAPBgNVBAMTCGNlcGMubmV0MIIB
IjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEA2X18eJRnX2G36wzF6FRqjaUl
zbzDBYVCgivGFd9CTdl+GYsBB5E/yP3tde2PASFLuQIN/d+J9hdaJuBZU2NErUEz
1OetEXVV1JKmsmBEpmRLdw2vmEpoh4Gu+wFgc81u2mrJNjRCvBEKPNrOjx1jo39E
21dV0HsrzBObvMonHypjJPa60v4BJj2FxphDD+SaqrpxdPCPzGcEp9ugRnCflHEO
UoFjL0mviYlrqK1/zLejOnomAZ4Opg9XnCUabXwnWNZdsjBbXyJOSQ5FMU3tXzxf
xfpEijj7qjE5PvsV4E8Svz7xYrQcpN/YcnM8ADejiF3Gqfk2QsfhKcb9uq9PZQID
AQABo4IDXDCCA1gwDAYDVR0TAQH/BAIwADATBgNVHSUEDDAKBggrBgEFBQcDATAO
BgNVHQ8BAf8EBAMCBaAwPwYDVR0fBDgwNjA0oDKgMIYuaHR0cDovL2NybC5zdGFy
ZmllbGR0ZWNoLmNvbS9zZnIxdjFkdl9zMS0xLmNybDBjBgNVHSAEXDBaMAgGBmeB
DAECATBOBgtghkgBhv1uAQcXATA/MD0GCCsGAQUFBwIBFjFodHRwOi8vY2VydGlm
aWNhdGVzLnN0YXJmaWVsZHRlY2guY29tL3JlcG9zaXRvcnkvMIGVBggrBgEFBQcB
AQSBiDCBhTBXBggrBgEFBQcwAoZLaHR0cDovL2NlcnRpZmljYXRlcy5zdGFyZmll
bGR0ZWNoLmNvbS9yZXBvc2l0b3J5L3NmX3Rsc19pc3N1aW5nX2R2LXIxdjEuY3J0
MCoGCCsGAQUFBzABhh5odHRwOi8vb2NzcC5zdGFyZmllbGR0ZWNoLmNvbS8wHwYD
VR0jBBgwFoAUmbRt3Y0MbfotoJ8iIehzwhi8hdkwIQYDVR0RBBowGIIIY2VwYy5u
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Ir9/1bWtdprZDlLNAAABoFtye/wAAAQDAEgwRgIhAKLr1EhiTkqf1AK/1uRfsfln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-----END CERTIFICATE-----

Cipher: TLS_AES_256_GCM_SHA384 · Checked 2026-10-05T00:23:52+00:00

Server-presented chain · 2 additional certificates

Chain certificate 1

Subject
C=US O=Starfield Technologies CN=Starfield TLS Intermediate CA DV - R1v1
Issuer
C=US O=Starfield Technologies CN=Starfield TLS Root CA - R1
Valid from
2025-08-27T12:00:00+00:00
Expires
2040-08-23T11:59:59+00:00
Days remaining
5071
Serial (hex)
C5E225A10DF67804EC5305DCF38E5234
Signature
RSA-SHA256
Public key
RSA 4096

Subject alternative names (SAN)

No SAN extension was presented.

SHA-256 fingerprint

06:89:1C:34:A2:E4:68:7C:63:0B:29:85:0C:C9:F6:D4:5D:ED:39:49:1C:F8:77:C7:24:6B:6E:C6:33:58:7A:2C
Certificate extensions & PEM
keyUsage
Digital Signature, Certificate Sign, CRL Sign
extendedKeyUsage
TLS Web Server Authentication
basicConstraints
CA:TRUE, pathlen:0
subjectKeyIdentifier
99:B4:6D:DD:8D:0C:6D:FA:2D:A0:9F:22:21:E8:73:C2:18:BC:85:D9
authorityKeyIdentifier
65:79:A6:5B:CD:9B:07:16:A5:40:86:B7:49:8E:22:47:C6:0B:DE:4B
authorityInfoAccess
CA Issuers - URI:http://certificates.starfieldtech.com/repository/sf_tls_root-r1.crt
certificatePolicies
Policy: 2.23.140.1.2.1
crlDistributionPoints
Full Name: URI:http://crl.starfieldtech.com/sf_tls_root-r1.crl 
-----BEGIN CERTIFICATE-----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3oXc40Z3FTb9nHvre8eXJy3plI8u9OUOrc7v5Cr61j32eDhqsWaNAgMBAAGjggE1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-----END CERTIFICATE-----

Chain certificate 2

Subject
C=US O=Starfield Technologies CN=Starfield TLS Root CA - R1
Issuer
C=US ST=Arizona L=Scottsdale O=Starfield Technologies, Inc. CN=Starfield Root Certificate Authority - G2
Valid from
2025-09-24T12:00:00+00:00
Expires
2037-12-31T23:59:59+00:00
Days remaining
4105
Serial (hex)
466702AA31941FA2C196EFE6D09BAF6C
Signature
RSA-SHA256
Public key
RSA 4096

Subject alternative names (SAN)

No SAN extension was presented.

SHA-256 fingerprint

26:A9:3D:60:03:90:77:65:4C:0D:DA:1F:B6:34:AF:5F:F5:C1:14:C7:AC:1F:D0:44:9B:1C:9D:21:78:B0:28:FF
Certificate extensions & PEM
keyUsage
Digital Signature, Certificate Sign, CRL Sign
extendedKeyUsage
TLS Web Server Authentication
basicConstraints
CA:TRUE
subjectKeyIdentifier
65:79:A6:5B:CD:9B:07:16:A5:40:86:B7:49:8E:22:47:C6:0B:DE:4B
authorityKeyIdentifier
7C:0C:32:1F:A7:D9:30:7F:C4:7D:68:A3:62:A8:A1:CE:AB:07:5B:27
authorityInfoAccess
CA Issuers - URI:http://certificates.starfieldtech.com/repository/sfroot-g2.crt
certificatePolicies
Policy: 2.23.140.1.2.1 Policy: 2.23.140.1.2.2 Policy: 2.23.140.1.1
crlDistributionPoints
Full Name: URI:http://crl.starfieldtech.com/sfroot-g2.crl 
-----BEGIN CERTIFICATE-----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II+2LaSzPjUGN28f/HfSBpec/4sfkd6Ubw1SbP9Zq8pBlnJKznU9Muh8RXuRQJoE
tLJW0tGvHsnry4g9M3VjZ2YWJb2FHEFeIqaqg/uUZH6BmkheWkekRx48CXc/aaav
ozY60UE6tOsoRtb2czYvSVSG0eatB470klhV4aOktAe5LeWbxEq97mqbXh6iN2R4
v7wgw0W/UF+s6rBwt8+XAdUUMYoZUFwJvu3N/Xj8pxIWMDalWTgD/30DPuMGIT7T
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Af8EBTADAQH/MB0GA1UdDgQWBBRleaZbzZsHFqVAhrdJjiJHxgveSzAfBgNVHSME
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DAECAjAHBgVngQwBATA7BgNVHR8ENDAyMDCgLqAshipodHRwOi8vY3JsLnN0YXJm
aWVsZHRlY2guY29tL3Nmcm9vdC1nMi5jcmwwDQYJKoZIhvcNAQELBQADggEBALhF
42TCewfSOa+2nSV2OzCt7A+n9KJ/6Y8F5PXW++VpYZVWy6kZMrJlDus7K3oACiKE
R+Id7BldmcKxWSw6UeKOQ74DhDTJf+KTDubHDhoCHnK1d2XWJ2W+rOacLfVnvHAv
HBsLeOP6xRT4E+5zdtpnjdW/JSEeLEGETUmEkOvoJIWQptQ2AxIuEIP3FsRneiLZ
SDOyjvtLMOe3a2q8xmiOxTlqi9QmwTV/9IfoDoqsg1C5YL4eiD0xRc1m6NvecSEW
jHIMyCiFWlzO3faUOm067YthhZwzjYLghIra11NvVpsWEgpiGPBhd2UN7nGn1M0j
dZT7YeQWOBjip238/4o=
-----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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