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

vexusfiber.com · 192.124.249.3:443

Verified

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

Subject
CN=vexusfiber.com
Issuer
C=US O=Starfield Technologies CN=Starfield TLS Intermediate CA DV - R1v1
Valid from
2026-09-08T21:06:39+00:00
Expires
2026-12-07T21:06:39+00:00
Days remaining
73
Serial (hex)
06D795CC4D059083
Signature
RSA-SHA256
Public key
RSA 2048

Subject alternative names (SAN)

DNS:vexusfiber.com, DNS:www.vexusfiber.com

SHA-256 fingerprint

29:4A:B1:4B:AD:AB:3F:AA:B4:93:FC:75:0E:5C:78:5F:1F:2E:5B:FD:69:75:A4:BD:FF:62:41:20:D1:C7:39:43
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:vexusfiber.com, DNS:www.vexusfiber.com
subjectKeyIdentifier
8A:03:0F:C8:8C:74:75:9E:19:A8:FA:02:DC:8B:93:AC:3C:CB:A6:D7
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 8 21:06:39.797 2026 GMT Extensions: none Signature : ecdsa-with-SHA256 30:44:02:20:05:AB:6B:AF:0A:F8:47:9E:96:E9:68:E2: E3:34:D0:0D:91:A8:5B:FE:AD:9C:D5:D0:67:AC:73:90: B6:44:E9:74:02:20:66:DB:54:67:BC:D0:0D:06:8B:DD: 64:66:EE:D0:35:89:7E:BC:9F:BF:19:14:30:EE:B2:21: 80:E0:CA:AE:D9:BA 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 8 21:06:39.969 2026 GMT Extensions: none Signature : ecdsa-with-SHA256 30:46:02:21:00:9B:40:D4:FD:BE:68:7E:AF:F8:C0:11: 42:C2:F0:33:07:63:68:C1:42:32:B2:85:E1:3E:A1:CC: B3:57:62:16:37:02:21:00:E8:54:99:67:4D:54:B4:0A: 61:E3:27:6F:61:87:F9:9D:97:30:A8:F6:B9:24:FF:A4: AC:C4:9C:DE:94:07:43:87 Signed Certificate Timestamp: Version : v1 (0x0) Log ID : D7:6D:7D:10:D1:A7:F5:77:C2:C7:E9:5F:D7:00:BF:F9: 82:C9:33:5A:65:E1:D0:B3:01:73:17:C0:C8:C5:69:77 Timestamp : Sep 8 21:06:40.287 2026 GMT Extensions: none Signature : ecdsa-with-SHA256 30:45:02:20:45:E2:1A:1E:ED:89:D5:98:CD:F8:3A:FA: 68:62:92:51:FA:DE:10:26:08:BB:0E:88:FA:9E:6C:41: CE:31:A7:93:02:21:00:B2:CC:74:89:29:98:83:F6:A6: D2:FD:6B:AE:91:46:95:2F:C1:27:B4:7D:EE:AC:B4:54: 18:1C:70:D8:78:89:02
-----BEGIN CERTIFICATE-----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Batrrwr4R56W6Wji4zTQDZGoW/6tnNXQZ6xzkLZE6XQCIGbbVGe80A0Gi91kZu7Q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-----END CERTIFICATE-----

Cipher: TLS_AES_256_GCM_SHA384 · Checked 2026-09-25T09:10:12+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
5081
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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MIIBMTAOBgNVHQ8BAf8EBAMCAYYwEwYDVR0lBAwwCgYIKwYBBQUHAwEwEgYDVR0T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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
4115
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-----
MIIFqjCCBJKgAwIBAgIQRmcCqjGUH6LBlu/m0JuvbDANBgkqhkiG9w0BAQsFADCB
jzELMAkGA1UEBhMCVVMxEDAOBgNVBAgTB0FyaXpvbmExEzARBgNVBAcTClNjb3R0
c2RhbGUxJTAjBgNVBAoTHFN0YXJmaWVsZCBUZWNobm9sb2dpZXMsIEluYy4xMjAw
BgNVBAMTKVN0YXJmaWVsZCBSb290IENlcnRpZmljYXRlIEF1dGhvcml0eSAtIEcy
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HzAdBgNVBAoTFlN0YXJmaWVsZCBUZWNobm9sb2dpZXMxIzAhBgNVBAMTGlN0YXJm
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CgKCAgEAvNSD5nT/Q7nsKjT/WYTPv9vp1eACaDM7U4cR+DCt3Yz6QOwbKDTwZ+io
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x7uvTkA87NU5vqOzpWtpNiXvt+DSGrFAJDyah2ia9fbS2ActrWWsBsThFt3cTHNi
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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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