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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

rkfibergrid.com · 202.47.117.205:443

Verified

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

Subject
CN=*.rkfibergrid.com
Issuer
C=US O=DigiCert Inc OU=www.digicert.com CN=RapidSSL TLS RSA CA G1
Valid from
2026-08-04T00:00:00+00:00
Expires
2027-02-18T23:59:59+00:00
Days remaining
117
Serial (hex)
0751CEC095EA9062EF2C90A458F93853
Signature
RSA-SHA256
Public key
RSA 2048

Subject alternative names (SAN)

DNS:*.rkfibergrid.com, DNS:rkfibergrid.com

SHA-256 fingerprint

DD:34:35:78:BE:86:DC:14:23:ED:83:B7:48:72:3C:6E:E5:14:32:33:9D:8A:55:7D:95:95:E5:62:12:2A:C2:26
Certificate extensions & PEM
authorityKeyIdentifier
0C:DB:6C:82:49:0F:4A:67:0A:B8:14:EE:7A:C4:48:52:88:EB:56:38
subjectKeyIdentifier
76:01:7A:19:B0:14:FC:E2:08:2E:E8:7F:DC:98:09:85:A2:D6:70:3C
subjectAltName
DNS:*.rkfibergrid.com, DNS:rkfibergrid.com
certificatePolicies
Policy: 2.23.140.1.2.1 CPS: http://www.digicert.com/CPS
keyUsage
Digital Signature, Key Encipherment
extendedKeyUsage
TLS Web Server Authentication
crlDistributionPoints
Full Name: URI:http://cdp.rapidssl.com/RapidSSLTLSRSACAG1.crl
authorityInfoAccess
OCSP - URI:http://status.rapidssl.com CA Issuers - URI:http://cacerts.rapidssl.com/RapidSSLTLSRSACAG1.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 : Aug 4 12:24:51.093 2026 GMT Extensions: none Signature : ecdsa-with-SHA256 30:44:02:20:51:76:31:92:E5:CC:81:F6:AF:8A:83:06: BD:0A:4A:3D:1E:7E:E5:BB:B7:34:1F:95:B0:65:0B:47: 90:DE:CD:2D:02:20:7C:B5:86:47:83:77:B0:E7:A4:51: B7:37:AC:F6:64:9D:A6:EE:4C:08:17:8F:F6:F3:03:C8: 16:3D:DA:90:20:5D 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 : Aug 4 12:24:51.039 2026 GMT Extensions: none Signature : ecdsa-with-SHA256 30:45:02:21:00:AF:DA:7D:3B:D9:6B:51:18:9C:DC:73: 62:4C:AA:B1:55:F8:6A:EB:DE:27:D8:47:BD:6C:20:3D: C4:87:DA:C0:A3:02:20:5A:65:73:E4:B9:6C:3D:1C:C8: E1:F1:09:9D:15:6D:DE:92:4E:D4:AF:B3:78:22:2B:82: 79:A9:6B:E4:F5:FA:C0 Signed Certificate Timestamp: Version : v1 (0x0) Log ID : 1C:9F:68:2C:E9:FA:F0:45:69:50:F8:1B:96:8A:87:DD: DB:32:10:D8:4C:E6:C8:B2:E3:82:52:4A:C4:CF:59:9F Timestamp : Aug 4 12:24:51.294 2026 GMT Extensions: none Signature : ecdsa-with-SHA256 30:44:02:20:09:5E:0A:36:A5:F8:59:FA:2E:24:DD:80: DA:69:CB:A8:98:29:BE:63:4D:92:27:DF:DA:05:DA:DD: 8E:86:6F:C8:02:20:21:75:72:6D:41:FD:C3:85:83:14: B9:7B:84:B9:BA:49:86:1D:17:8C:75:1F:65:78:A2:09: 43:97:92:5B:33:97
-----BEGIN CERTIFICATE-----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-----END CERTIFICATE-----

Cipher: TLS_AES_128_GCM_SHA256 · Checked 2026-10-24T02:10:06+00:00

Server-presented chain · 1 additional certificate

Chain certificate 1

Subject
C=US O=DigiCert Inc OU=www.digicert.com CN=RapidSSL TLS RSA CA G1
Issuer
C=US O=DigiCert Inc OU=www.digicert.com CN=DigiCert Global Root G2
Valid from
2017-11-02T12:24:33+00:00
Expires
2027-11-02T12:24:33+00:00
Days remaining
374
Serial (hex)
0B259422CED9812A15A04E99528A0EFA
Signature
RSA-SHA256
Public key
RSA 2048

Subject alternative names (SAN)

No SAN extension was presented.

SHA-256 fingerprint

44:22:E9:63:EE:53:CD:58:CC:9F:85:CD:40:BF:5F:FE:C0:09:5F:DF:1A:15:45:35:66:1C:1C:06:BC:AD:C6:9B
Certificate extensions & PEM
subjectKeyIdentifier
0C:DB:6C:82:49:0F:4A:67:0A:B8:14:EE:7A:C4:48:52:88:EB:56:38
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: 2.16.840.1.114412.1.1 CPS: https://www.digicert.com/CPS Policy: 2.16.840.1.114412.1.2 Policy: 2.23.140.1.2.1 Policy: 2.23.140.1.2.2
-----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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