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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

plus.pl · 37.247.249.10:443

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=*.plus.pl
Issuer
C=US O=DigiCert Inc OU=www.digicert.com CN=Thawte TLS RSA CA G1
Valid from
2026-02-19T00:00:00+00:00
Expires
2027-03-22T23:59:59+00:00
Days remaining
171
Serial (hex)
0CD47FA64BC9EB3F8ECD8A80516C90E1
Signature
RSA-SHA256
Public key
RSA 2048

Subject alternative names (SAN)

DNS:*.plus.pl, DNS:plus.pl

SHA-256 fingerprint

57:E1:BF:B8:31:6E:B7:3E:73:C8:9E:A9:33:1F:7E:57:60:C1:70:E6:A0:27:05:73:01:F5:BE:37:3C:BA:89:ED
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
54:9A:02:5E:B5:1D:CE:9F:9F:10:C9:BC:97:49:60:60:44:36:0E:F1
subjectAltName
DNS:*.plus.pl, DNS:plus.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 : Feb 19 14:21:01.138 2026 GMT Extensions: none Signature : ecdsa-with-SHA256 30:44:02:20:50:75:08:4D:A0:FC:8F:A9:3C:AE:AF:A3: 80:84:BC:41:01:C2:77:AF:A2:95:A4:AC:05:68:0F:A0: AB:59:86:E5:02:20:4F:7C:1A:2F:18:8A:7C:53:7A:15: 11:68:40:5F:3C:F5:64:D3:26:96:11:C4:CA:11:B3:FE: 4B:A3:FE:7E:59:B3 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 : Feb 19 14:21:01.109 2026 GMT Extensions: none Signature : ecdsa-with-SHA256 30:45:02:20:49:CB:53:25:5C:0E:A3:15:03:FF:00:50: 8E:FC:2E:2A:B2:7C:E6:C6:74:BD:4A:01:24:F5:CE:09: 01:04:62:8D:02:21:00:AF:E3:40:FB:2F:57:FD:59:C9: 13:25:B7:D1:B8:7A:02:A6:56:67:AA:EE:F0:01:2C:19: 15:F3:34:01:11:E8:C9 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 : Feb 19 14:21:01.184 2026 GMT Extensions: none Signature : ecdsa-with-SHA256 30:45:02:21:00:BD:D8:C5:A6:4F:1A:E8:D7:FF:A0:87: 25:5D:64:37:2F:73:EF:4E:06:C0:D9:5D:D9:D6:7B:C5: 3A:77:D7:AF:FB:02:20:1B:82:79:DB:05:8B:D6:7C:06: 12:32:DF:C7:6E:8E:F7:AA:8F:34:10:AF:8E:63:26:65: EF:5A:CE:F8:17:BE:63
-----BEGIN CERTIFICATE-----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-----END CERTIFICATE-----

Cipher: TLS_AES_128_GCM_SHA256 · Checked 2026-10-02T11:02:51+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
396
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
4123
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-----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-----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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