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

mx0b-001a0901.pphosted.com · 67.231.152.111:443

Unverified
Certificate verification failed. These are unverified certificate details presented by the server. SSL operation failed with code 1. OpenSSL Error messages: error:0A000086:SSL routines::certificate verify failed
The certificate has expired.

Certificate verification failed

Subject
C=US ST=Massachusetts L=Boston O=LogMeIn, Inc. CN=securemail.logmein.com
Issuer
C=US O=DigiCert Inc CN=DigiCert TLS RSA SHA256 2020 CA1
Valid from
2022-02-23T00:00:00+00:00
Expires
2023-02-23T23:59:59+00:00
Days remaining
-1337
Serial (hex)
05DA82F46EEFC4DFDC170D2DB5A73514
Signature
RSA-SHA256
Public key
RSA 2048

Subject alternative names (SAN)

DNS:securemail.logmein.com

SHA-256 fingerprint

CB:E1:0A:B3:0E:77:B6:E2:3A:71:B3:C7:10:D2:B7:43:C2:FE:4D:95:36:B6:A1:D3:00:1E:4D:F7:BD:77:B8:E6
Certificate extensions & PEM
authorityKeyIdentifier
B7:6B:A2:EA:A8:AA:84:8C:79:EA:B4:DA:0F:98:B2:C5:95:76:B9:F4
subjectKeyIdentifier
70:CC:A7:DF:E4:91:68:2E:81:41:28:1E:66:D9:AE:F8:15:1D:66:ED
subjectAltName
DNS:securemail.logmein.com
keyUsage
Digital Signature, Key Encipherment
extendedKeyUsage
TLS Web Server Authentication, TLS Web Client Authentication
crlDistributionPoints
Full Name: URI:http://crl3.digicert.com/DigiCertTLSRSASHA2562020CA1-4.crl Full Name: URI:http://crl4.digicert.com/DigiCertTLSRSASHA2562020CA1-4.crl
certificatePolicies
Policy: 2.23.140.1.2.2 CPS: http://www.digicert.com/CPS
authorityInfoAccess
OCSP - URI:http://ocsp.digicert.com CA Issuers - URI:http://cacerts.digicert.com/DigiCertTLSRSASHA2562020CA1-1.crt
basicConstraints
CA:FALSE
ct_precert_scts
Signed Certificate Timestamp: Version : v1 (0x0) Log ID : E8:3E:D0:DA:3E:F5:06:35:32:E7:57:28:BC:89:6B:C9: 03:D3:CB:D1:11:6B:EC:EB:69:E1:77:7D:6D:06:BD:6E Timestamp : Feb 23 21:49:50.935 2022 GMT Extensions: none Signature : ecdsa-with-SHA256 30:45:02:20:3E:21:F3:A4:C9:FC:64:BC:DD:9A:87:46: 1F:5C:63:39:BD:06:70:A8:AE:5B:BD:54:3B:C2:7B:19: CD:B6:35:AC:02:21:00:CF:0E:AB:69:01:DC:45:5A:7F: 87:07:51:6C:2A:F4:F6:20:03:3A:0C:0D:CC:CA:50:85: AA:0F:29:1E:F5:48:C3 Signed Certificate Timestamp: Version : v1 (0x0) Log ID : 35:CF:19:1B:BF:B1:6C:57:BF:0F:AD:4C:6D:42:CB:BB: B6:27:20:26:51:EA:3F:E1:2A:EF:A8:03:C3:3B:D6:4C Timestamp : Feb 23 21:49:51.004 2022 GMT Extensions: none Signature : ecdsa-with-SHA256 30:44:02:20:63:75:BF:63:3D:EA:B2:97:48:8A:A5:E6: B5:DB:41:76:08:24:1E:A4:AF:F9:B2:56:4F:85:A9:EB: 1A:BD:30:18:02:20:3F:82:BC:3D:3E:60:CD:05:DD:CD: 9B:91:79:C1:40:6B:78:9E:12:7A:98:BA:17:9D:86:19: 67:4E:BF:18:A7:AB Signed Certificate Timestamp: Version : v1 (0x0) Log ID : B3:73:77:07:E1:84:50:F8:63:86:D6:05:A9:DC:11:09: 4A:79:2D:B1:67:0C:0B:87:DC:F0:03:0E:79:36:A5:9A Timestamp : Feb 23 21:49:51.043 2022 GMT Extensions: none Signature : ecdsa-with-SHA256 30:45:02:21:00:EB:B9:0E:DC:65:01:C5:88:40:E0:28: 7A:A0:F4:CC:CB:EB:89:43:42:E4:81:66:6E:C8:16:07: A4:52:57:33:81:02:20:4F:CB:2B:6E:68:57:F7:46:B6: 30:E5:E6:7E:0B:2B:68:F0:D5:F6:8E:6E:C9:DF:E0:B2: 24:2E:7C:88:66:21:5C
-----BEGIN CERTIFICATE-----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-----END CERTIFICATE-----

Cipher: TLS_AES_256_GCM_SHA384 · Checked 2026-10-22T00:16:45+00:00

Server-presented chain · 2 additional certificates

Chain certificate 1

Subject
C=US O=DigiCert Inc CN=DigiCert TLS RSA SHA256 2020 CA1
Issuer
C=US O=DigiCert Inc OU=www.digicert.com CN=DigiCert Global Root CA
Valid from
2020-09-24T00:00:00+00:00
Expires
2030-09-23T23:59:59+00:00
Days remaining
1432
Serial (hex)
0A3508D55C292B017DF8AD65C00FF7E4
Signature
RSA-SHA256
Public key
RSA 2048

Subject alternative names (SAN)

No SAN extension was presented.

SHA-256 fingerprint

25:76:87:13:D3:B4:59:F9:38:2D:2A:59:4F:85:F3:47:09:FD:2A:89:30:73:15:42:A4:14:6F:FB:24:6B:EC:69
Certificate extensions & PEM
subjectKeyIdentifier
B7:6B:A2:EA:A8:AA:84:8C:79:EA:B4:DA:0F:98:B2:C5:95:76:B9:F4
authorityKeyIdentifier
03:DE:50:35:56:D1:4C:BB:66:F0:A3:E2:1B:1B:C3:97:B2:3D:D1:55
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 CA Issuers - URI:http://cacerts.digicert.com/DigiCertGlobalRootCA.crt
crlDistributionPoints
Full Name: URI:http://crl3.digicert.com/DigiCertGlobalRootCA.crl Full Name: URI:http://crl4.digicert.com/DigiCertGlobalRootCA.crl
certificatePolicies
Policy: 2.23.140.1.1 Policy: 2.23.140.1.2.1 Policy: 2.23.140.1.2.2 Policy: 2.23.140.1.2.3
-----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 CA
Issuer
C=US O=DigiCert Inc OU=www.digicert.com CN=DigiCert Global Root CA
Valid from
2006-11-10T00:00:00+00:00
Expires
2031-11-10T00:00:00+00:00
Days remaining
1844
Serial (hex)
083BE056904246B1A1756AC95991C74A
Signature
RSA-SHA1
Public key
RSA 2048

Subject alternative names (SAN)

No SAN extension was presented.

SHA-256 fingerprint

43:48:A0:E9:44:4C:78:CB:26:5E:05:8D:5E:89:44:B4:D8:4F:96:62:BD:26:DB:25:7F:89:34:A4:43:C7:01:61
Certificate extensions & PEM
keyUsage
Digital Signature, Certificate Sign, CRL Sign
basicConstraints
CA:TRUE
subjectKeyIdentifier
03:DE:50:35:56:D1:4C:BB:66:F0:A3:E2:1B:1B:C3:97:B2:3D:D1:55
authorityKeyIdentifier
03:DE:50:35:56:D1:4C:BB:66:F0:A3:E2:1B:1B:C3:97:B2:3D:D1:55
-----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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