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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

ptstrustee.com · 3.126.7.233:443

Verified

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

Subject
CN=www.ptstrustee.com
Issuer
C=US O=Let's Encrypt CN=YR2
Valid from
2026-08-25T04:44:05+00:00
Expires
2026-11-23T04:44:04+00:00
Days remaining
36
Serial (hex)
05B2061BB02766385763CFA46C6BF8E46D68
Signature
RSA-SHA256
Public key
RSA 4096

Subject alternative names (SAN)

DNS:ptstrustee.com, DNS:www.ptstrustee.com

SHA-256 fingerprint

68:D8:94:40:26:70:47:BC:53:6F:9D:D8:58:10:80:0A:E1:E4:62:D9:FB:35:4C:BC:71:3D:1F:ED:3B:CA:83:5D
Certificate extensions & PEM
keyUsage
Digital Signature, Key Encipherment
extendedKeyUsage
TLS Web Server Authentication
basicConstraints
CA:FALSE
subjectKeyIdentifier
9A:0E:EC:70:57:E0:CA:C7:D8:0B:1C:A2:7E:AA:28:FE:30:69:C1:12
authorityKeyIdentifier
40:15:2D:26:79:ED:32:20:9E:DF:9A:72:1D:D6:32:1F:81:0C:81:0C
authorityInfoAccess
CA Issuers - URI:http://yr2.i.lencr.org/
subjectAltName
DNS:ptstrustee.com, DNS:www.ptstrustee.com
certificatePolicies
Policy: 2.23.140.1.2.1
crlDistributionPoints
Full Name: URI:http://yr2.c.lencr.org/105.crl
ct_precert_scts
Signed Certificate Timestamp: Version : v1 (0x0) Log ID : C8:A3:C4:7F:C7:B3:AD:B9:35:6B:01:3F:6A:7A:12:6D: E3:3A:4E:43:A5:C6:46:F9:97:AD:39:75:99:1D:CF:9A Timestamp : Aug 25 05:42:35.950 2026 GMT Extensions: none Signature : ecdsa-with-SHA256 30:45:02:21:00:D4:53:D4:3D:19:B2:A5:00:5F:0C:BD: 9B:C6:CB:9B:DA:73:BC:7C:DB:F6:03:52:9F:44:DC:91: A3:3C:68:76:EC:02:20:4E:EA:A7:DE:FE:EB:D6:6D:82: BE:6E:85:B9:8B:DC:63:85:92:CB:D4:A3:A6:A9:7C:31: 04:E9:4C:39:BC:71:47 Signed Certificate Timestamp: Version : v1 (0x0) Log ID : 1A:8B:9D:6B:0F:FE:BF:81:B4:79:39:C6:D2:31:0A:86: D6:D1:02:D4:F0:46:E2:18:2C:9D:E3:5F:5E:26:25:EF Timestamp : Aug 25 05:42:36.375 2026 GMT Extensions: 00:00:05:00:38:8C:FF:50 Signature : ecdsa-with-SHA256 30:44:02:20:01:A7:24:21:51:7C:CC:B0:B0:43:D2:3F: 34:38:2B:79:9A:6E:95:57:F0:62:BA:36:B5:00:3C:09: 5B:EA:7A:8A:02:20:48:D5:CD:93:B2:C7:82:6A:C3:D0: BC:C8:AF:B3:A8:10:E7:35:39:66:19:23:0B:AD:E1:DD: 7E:39:AF:86:49:E2
-----BEGIN CERTIFICATE-----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-----END CERTIFICATE-----

Cipher: TLS_AES_128_GCM_SHA256 · Checked 2026-10-17T12:34:37+00:00

Server-presented chain · 2 additional certificates

Chain certificate 1

Subject
C=US O=Let's Encrypt CN=YR2
Issuer
C=US O=ISRG CN=Root YR
Valid from
2025-09-03T00:00:00+00:00
Expires
2028-09-02T23:59:59+00:00
Days remaining
686
Serial (hex)
4EBD24947E24D394802D84A52FD5B319
Signature
RSA-SHA256
Public key
RSA 2048

Subject alternative names (SAN)

No SAN extension was presented.

SHA-256 fingerprint

23:8B:85:A0:09:9C:65:B9:70:47:7D:57:24:F1:A1:D4:75:CE:50:58:CF:FE:4E:FA:87:33:89:9B:DB:86:3C:47
Certificate extensions & PEM
keyUsage
Digital Signature, Certificate Sign, CRL Sign
extendedKeyUsage
TLS Web Server Authentication
basicConstraints
CA:TRUE, pathlen:0
subjectKeyIdentifier
40:15:2D:26:79:ED:32:20:9E:DF:9A:72:1D:D6:32:1F:81:0C:81:0C
authorityKeyIdentifier
DE:E7:5B:60:D0:22:6D:40:28:7D:3F:0D:01:FE:A4:B5:52:B4:51:94
authorityInfoAccess
CA Issuers - URI:http://yr.i.lencr.org/
certificatePolicies
Policy: 2.23.140.1.2.1
crlDistributionPoints
Full Name: URI:http://yr.c.lencr.org/ 
-----BEGIN CERTIFICATE-----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==
-----END CERTIFICATE-----

Chain certificate 2

Subject
C=US O=ISRG CN=Root YR
Issuer
C=US O=Internet Security Research Group CN=ISRG Root X1
Valid from
2026-05-13T00:00:00+00:00
Expires
2032-09-02T23:59:59+00:00
Days remaining
2147
Serial (hex)
F24B6D17F9D9AD7CB1C9FEA78782699F
Signature
RSA-SHA256
Public key
RSA 4096

Subject alternative names (SAN)

No SAN extension was presented.

SHA-256 fingerprint

07:26:39:D0:B1:40:D5:BF:FA:E1:6A:D9:C3:F6:CC:60:86:04:06:21:F5:1E:E6:1A:6D:46:A8:91:5C:07:CF:76
Certificate extensions & PEM
keyUsage
Certificate Sign, CRL Sign
extendedKeyUsage
TLS Web Server Authentication
basicConstraints
CA:TRUE
subjectKeyIdentifier
DE:E7:5B:60:D0:22:6D:40:28:7D:3F:0D:01:FE:A4:B5:52:B4:51:94
authorityKeyIdentifier
79:B4:59:E6:7B:B6:E5:E4:01:73:80:08:88:C8:1A:58:F6:E9:9B:6E
authorityInfoAccess
CA Issuers - URI:http://x1.i.lencr.org/
certificatePolicies
Policy: 2.23.140.1.2.1
crlDistributionPoints
Full Name: URI:http://x1.c.lencr.org/ 
-----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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