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

pltpro.com · 192.124.249.159:443

Verified

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

Subject
CN=pltpro.com
Issuer
C=US O=Starfield Technologies CN=Starfield TLS Intermediate CA DV - R1v1
Valid from
2026-09-28T19:55:28+00:00
Expires
2026-12-27T19:55:28+00:00
Days remaining
87
Serial (hex)
535ECE3E566A6AF1
Signature
RSA-SHA256
Public key
RSA 2048

Subject alternative names (SAN)

DNS:pltpro.com, DNS:www.pltpro.com

SHA-256 fingerprint

58:26:DB:04:30:99:75:A5:86:5E:77:D1:B8:3B:1C:18:A9:46:58:57:62:46:E6:FA:59:14:41:F9:21:85:2D:31
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:pltpro.com, DNS:www.pltpro.com
subjectKeyIdentifier
63:BE:0E:42:72:EF:F3:76:CB:0B:6A:6A:01:27:5A:51:B8:61:06:4F
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 28 19:55:28.366 2026 GMT Extensions: none Signature : ecdsa-with-SHA256 30:45:02:20:12:7D:70:76:F6:A9:04:70:74:44:F8:04: 0D:04:46:C0:F3:B8:07:82:ED:90:76:B6:45:A1:FD:4C: 79:ED:D0:0E:02:21:00:DF:E9:AA:96:F9:FA:33:3B:28: CA:52:E0:9A:A0:CC:FB:DD:D1:98:AA:08:EC:3D:66:4F: B7:44:D8:FA:CE:99:86 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 28 19:55:28.606 2026 GMT Extensions: none Signature : ecdsa-with-SHA256 30:45:02:20:28:8A:52:50:C9:91:9B:72:3C:AF:5E:ED: 9A:69:3D:56:B2:2D:AA:DD:DE:F7:FC:75:E7:21:C8:A2: E4:49:C9:48:02:21:00:96:C5:81:0C:B5:CF:1D:2E:7D: AF:C1:AC:41:66:33:3C:F7:34:8C:E6:5D:CB:62:37:E1: 8E:4D:3C:C2:91:80:E9 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 28 19:55:28.938 2026 GMT Extensions: none Signature : ecdsa-with-SHA256 30:45:02:21:00:89:63:E0:F5:80:54:D1:71:6F:70:3C: B1:E1:96:CA:75:EB:AE:02:01:11:DC:7C:64:FF:2D:80: 57:AB:47:BB:43:02:20:0F:7C:00:64:F5:7B:53:8D:80: 85:E2:80:D7:19:9C:4F:0B:EA:6C:47:4A:D3:21:CB:77: CC:13:25:22:5A:9A:1C
-----BEGIN CERTIFICATE-----
MIIHVzCCBT+gAwIBAgIIU17OPlZqavEwDQYJKoZIhvcNAQELBQAwYDELMAkGA1UE
BhMCVVMxHzAdBgNVBAoTFlN0YXJmaWVsZCBUZWNobm9sb2dpZXMxMDAuBgNVBAMT
J1N0YXJmaWVsZCBUTFMgSW50ZXJtZWRpYXRlIENBIERWIC0gUjF2MTAeFw0yNjA5
MjgxOTU1MjhaFw0yNjEyMjcxOTU1MjhaMBUxEzARBgNVBAMTCnBsdHByby5jb20w
ggEiMA0GCSqGSIb3DQEBAQUAA4IBDwAwggEKAoIBAQCeR8qGuQzFC5dLAn24Y87K
adsTZ0bEiA2YnBknnJAo9etXee71zmW3XO2uPZhroXFvnbS5irzYoJwODP/U7iw6
V+CleBRmXxiFVTkrHrPizKmKQmm6TMGDtVjc0veLpwr6qBBMCKEObMLnSNDDMb1T
NYdqsz+arNWgs8WrPyr40cSEIfPC9iSV3P4mzT9Bqm0jAM+zB5ia3hR73jSY1dvy
tSTJDLrsDyg53LX3OGIrauSU9fqpRog685qNOPcj2tCwp+I7wzh5WltmomqTdGFh
DiSL32VkOB+oewzQa1yf+Z4zu4OjLW0yJRfA9bI4fDG8vWwk22vX7zPCTsPsGPLd
AgMBAAGjggNeMIIDWjAMBgNVHRMBAf8EAjAAMBMGA1UdJQQMMAoGCCsGAQUFBwMB
MA4GA1UdDwEB/wQEAwIFoDA/BgNVHR8EODA2MDSgMqAwhi5odHRwOi8vY3JsLnN0
YXJmaWVsZHRlY2guY29tL3NmcjF2MWR2X3MxLTEuY3JsMGMGA1UdIARcMFowCAYG
Z4EMAQIBME4GC2CGSAGG/W4BBxcBMD8wPQYIKwYBBQUHAgEWMWh0dHA6Ly9jZXJ0
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BwEBBIGIMIGFMFcGCCsGAQUFBzAChktodHRwOi8vY2VydGlmaWNhdGVzLnN0YXJm
aWVsZHRlY2guY29tL3JlcG9zaXRvcnkvc2ZfdGxzX2lzc3VpbmdfZHYtcjF2MS5j
cnQwKgYIKwYBBQUHMAGGHmh0dHA6Ly9vY3NwLnN0YXJmaWVsZHRlY2guY29tLzAf
BgNVHSMEGDAWgBSZtG3djQxt+i2gnyIh6HPCGLyF2TAlBgNVHREEHjAcggpwbHRw
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t0TY+s6ZhgB2AMs49xWJfIShRF9bwd37yW7ymlnNRwppBYWwyxTDFFjnAAABoOmW
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xYEMtc8dLn2vwaxBZjM89zSM5l3LYjfhjk08wpGA6QB2ANdtfRDRp/V3wsfpX9cA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-----END CERTIFICATE-----

Cipher: TLS_AES_256_GCM_SHA384 · Checked 2026-10-01T13:18:25+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
5074
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
4109
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
xySEl8frlFP3qvWz0BaxOuNRbdSR/EQLA+FNkNt3zge5IESie/oIWGgHepNGb6Oa
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II+2LaSzPjUGN28f/HfSBpec/4sfkd6Ubw1SbP9Zq8pBlnJKznU9Muh8RXuRQJoE
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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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