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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

plusgsm.pl · 212.2.120.195:443

Verified

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

Subject
C=PL L=Warszawa O=POLKOMTEL SP Z O O CN=*.plusgsm.pl
Issuer
C=US O=DigiCert Inc OU=www.digicert.com CN=Thawte TLS RSA CA G1
Valid from
2026-07-08T00:00:00+00:00
Expires
2027-01-22T23:59:59+00:00
Days remaining
111
Serial (hex)
08809D62F058C32486C9FE423CC1B639
Signature
RSA-SHA256
Public key
RSA 2048

Subject alternative names (SAN)

DNS:*.plusgsm.pl, DNS:plusgsm.pl

SHA-256 fingerprint

D7:AB:5E:12:57:44:44:FC:1A:DC:40:52:14:EB:D2:6B:77:9F:7A:D7:CC:F9:D4:AE:C7:A7:ED:FC:FD:AA:51:23
Certificate extensions & PEM
authorityKeyIdentifier
A5:8C:FE:32:CC:EB:0F:2C:D4:19:C6:08:B8:00:24:88:5D:C3:C5:B7
subjectKeyIdentifier
5A:06:27:06:B9:E4:BD:BD:70:1F:CF:70:D3:2A:AF:8D:AA:1C:F2:4D
subjectAltName
DNS:*.plusgsm.pl, DNS:plusgsm.pl
certificatePolicies
Policy: 2.23.140.1.2.2 CPS: http://www.digicert.com/CPS
keyUsage
Digital Signature, Key Encipherment
extendedKeyUsage
TLS Web Server Authentication
crlDistributionPoints
Full Name: URI:http://cdp.thawte.com/ThawteTLSRSACAG1.crl
authorityInfoAccess
OCSP - URI:http://status.thawte.com CA Issuers - URI:http://cacerts.thawte.com/ThawteTLSRSACAG1.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 : Jul 8 12:02:04.076 2026 GMT Extensions: none Signature : ecdsa-with-SHA256 30:46:02:21:00:FA:19:43:54:E9:4F:1C:B3:2A:15:DB: E3:B6:F4:C1:1A:99:61:5D:E9:B4:F7:7D:56:6B:7B:60: 0D:81:A6:26:72:02:21:00:A9:D2:D2:98:B3:6D:A3:05: 60:2C:B4:65:E4:82:FC:86:4C:8E:DD:9E:5D:F2:56:EB: E0:52:6F:8D:D6:95:06:00 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 : Jul 8 12:02:04.122 2026 GMT Extensions: none Signature : ecdsa-with-SHA256 30:45:02:20:33:1E:25:AD:11:9B:12:E5:41:58:BA:96: FD:06:36:0D:3B:4E:E0:D0:A2:A0:80:1A:A0:18:11:A6: 12:EA:01:3E:02:21:00:E2:F8:43:32:BD:44:CE:C9:D6: 57:8E:58:0C:6E:A0:1F:F8:79:CF:79:86:72:E7:86:61: EA:E3:1D:84:36:BA:64 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 : Jul 8 12:02:04.211 2026 GMT Extensions: none Signature : ecdsa-with-SHA256 30:46:02:21:00:CE:D6:23:D2:07:29:6B:FE:85:32:64: A4:4D:BB:8E:16:60:C9:98:20:3A:09:27:E4:98:40:96: AF:61:97:B1:51:02:21:00:E6:D0:10:47:1E:71:4A:E1: ED:0E:0E:77:CD:03:FB:34:3C:E9:2F:77:7C:7A:B0:DA: 5F:F9:3A:DD:5C:87:7B:B6
-----BEGIN CERTIFICATE-----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-----END CERTIFICATE-----

Cipher: TLS_AES_128_GCM_SHA256 · Checked 2026-10-03T23:22:54+00:00

Server-presented chain · 2 additional certificates

Chain certificate 1

Subject
C=US O=DigiCert Inc OU=www.digicert.com CN=Thawte TLS RSA CA G1
Issuer
C=US O=DigiCert Inc OU=www.digicert.com CN=DigiCert Global Root G2
Valid from
2017-11-02T12:24:25+00:00
Expires
2027-11-02T12:24:25+00:00
Days remaining
394
Serial (hex)
090EE8C5DE5BFA62D2AE2FF7097C4857
Signature
RSA-SHA256
Public key
RSA 2048

Subject alternative names (SAN)

No SAN extension was presented.

SHA-256 fingerprint

4B:CC:5E:23:4F:E8:1E:DE:4E:AF:88:3A:A1:9C:31:33:5B:0B:26:E8:5E:06:6B:99:45:E4:CB:61:53:EB:20:C2
Certificate extensions & PEM
subjectKeyIdentifier
A5:8C:FE:32:CC:EB:0F:2C:D4:19:C6:08:B8:00:24:88:5D:C3:C5:B7
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-----

Chain certificate 2

Subject
C=US O=DigiCert Inc OU=www.digicert.com CN=DigiCert Global Root G2
Issuer
C=US O=DigiCert Inc OU=www.digicert.com CN=DigiCert Global Root G2
Valid from
2013-08-01T12:00:00+00:00
Expires
2038-01-15T12:00:00+00:00
Days remaining
4121
Serial (hex)
033AF1E6A711A9A0BB2864B11D09FAE5
Signature
RSA-SHA256
Public key
RSA 2048

Subject alternative names (SAN)

No SAN extension was presented.

SHA-256 fingerprint

CB:3C:CB:B7:60:31:E5:E0:13:8F:8D:D3:9A:23:F9:DE:47:FF:C3:5E:43:C1:14:4C:EA:27:D4:6A:5A:B1:CB:5F
Certificate extensions & PEM
basicConstraints
CA:TRUE
keyUsage
Digital Signature, Certificate Sign, CRL Sign
subjectKeyIdentifier
4E:22:54:20:18:95:E6:E3:6E:E6:0F:FA:FA:B9:12:ED:06:17:8F:39
-----BEGIN CERTIFICATE-----
MIIDjjCCAnagAwIBAgIQAzrx5qcRqaC7KGSxHQn65TANBgkqhkiG9w0BAQsFADBh
MQswCQYDVQQGEwJVUzEVMBMGA1UEChMMRGlnaUNlcnQgSW5jMRkwFwYDVQQLExB3
d3cuZGlnaWNlcnQuY29tMSAwHgYDVQQDExdEaWdpQ2VydCBHbG9iYWwgUm9vdCBH
MjAeFw0xMzA4MDExMjAwMDBaFw0zODAxMTUxMjAwMDBaMGExCzAJBgNVBAYTAlVT
MRUwEwYDVQQKEwxEaWdpQ2VydCBJbmMxGTAXBgNVBAsTEHd3dy5kaWdpY2VydC5j
b20xIDAeBgNVBAMTF0RpZ2lDZXJ0IEdsb2JhbCBSb290IEcyMIIBIjANBgkqhkiG
9w0BAQEFAAOCAQ8AMIIBCgKCAQEAuzfNNNx7a8myaJCtSnX/RrohCgiN9RlUyfuI
2/Ou8jqJkTx65qsGGmvPrC3oXgkkRLpimn7Wo6h+4FR1IAWsULecYxpsMNzaHxmx
1x7e/dfgy5SDN67sH0NO3Xss0r0upS/kqbitOtSZpLYl6ZtrAGCSYP9PIUkY92eQ
q2EGnI/yuum06ZIya7XzV+hdG82MHauVBJVJ8zUtluNJbd134/tJS7SsVQepj5Wz
tCO7TG1F8PapspUwtP1MVYwnSlcUfIKdzXOS0xZKBgyMUNGPHgm+F6HmIcr9g+UQ
vIOlCsRnKPZzFBQ9RnbDhxSJITRNrw9FDKZJobq7nMWxM4MphQIDAQABo0IwQDAP
BgNVHRMBAf8EBTADAQH/MA4GA1UdDwEB/wQEAwIBhjAdBgNVHQ4EFgQUTiJUIBiV
5uNu5g/6+rkS7QYXjzkwDQYJKoZIhvcNAQELBQADggEBAGBnKJRvDkhj6zHd6mcY
1Yl9PMWLSn/pvtsrF9+wX3N3KjITOYFnQoQj8kVnNeyIv/iPsGEMNKSuIEyExtv4
NeF22d+mQrvHRAiGfzZ0JFrabA0UWTW98kndth/Jsw1HKj2ZL7tcu7XUIOGZX1NG
Fdtom/DzMNU+MeKNhJ7jitralj41E6Vf8PlwUHBHQRFXGU7Aj64GxJUTFy8bJZ91
8rGOmaFvE7FBcf6IKshPECBV1/MUReXgRPTqh5Uykw7+U0b6LJ3/iyK5S9kJRaTe
pLiaWN0bfVKfjllDiIGknibVb63dDcY3fe0Dkhvld1927jyNxF1WW6LZZm6zNTfl
MrY=
-----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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