SSL check results of mail3.web-server.biz

NEW You can also bulk check multiple servers.

Discover if the mail servers for mail3.web-server.biz can be reached through a secure connection.

To establish a secure connection a mail server has to offer STARTTLS (SSL), a trustworthy SSL certificate, support for the Diffie-Hellman-Algorithm to guarantee Perfect Forward Secrecy and must not be vulnerable against the Heartbleed attack. Futhermore we recommend using end-to-end encryption with GnuPG.

Summary

Report created Fri, 30 Sep 2022 13:47:51 +0000

The mailservers of mail3.web-server.biz can be reached through a secure connection.

Servers

Incoming Mails

These servers are responsible for incoming mails to @mail3.web-server.biz addresses.

Hostname / IP address Priority STARTTLS Certificates Protocol
mail3.web-server.biz
185.181.105.103
10
supported
www3.web-server.biz
DANE
missing
PFS
supported
Heartbleed
not vulnerable
Weak ciphers
not found
  • TLSv1.2
  • TLSv1.1
  • TLSv1.0
  • SSLv3
12 s

Outgoing Mails

We have not received any emails from a @mail3.web-server.biz address so far. Test mail delivery

Certificates

First seen at:

CN=www3.web-server.biz

Certificate chain
  • www3.web-server.biz
    • remaining
    • 2048 bit
    • sha256WithRSAEncryption

      • R3
        • remaining
        • 2048 bit
        • sha256WithRSAEncryption

          • ISRG Root X1 (Certificate is self-signed.)
            • remaining
            • 4096 bit
            • sha256WithRSAEncryption

Subject
Common Name (CN)
  • www3.web-server.biz
Alternative Names
  • ftp3.web-server.biz
  • mail3.web-server.biz
  • pma3.web-server.biz
  • webftp3.web-server.biz
  • webmail3.web-server.biz
  • www3.web-server.biz
Issuer
Country (C)
  • US
Organization (O)
  • Let's Encrypt
Common Name (CN)
  • R3
validity period
Not valid before
2022-08-26
Not valid after
2022-11-24
This certifcate has been verified for the following usages:
  • Digital Signature
  • Key Encipherment
  • TLS Web Server Authentication
  • TLS Web Client Authentication
Fingerprints
SHA256
AD:E2:6B:3A:FB:11:40:41:4E:BA:BE:8F:EF:9A:77:E1:F3:A4:C9:6F:D3:AE:C9:FC:87:D4:06:0F:40:1F:67:86
SHA1
A5:33:FA:3A:7E:91:58:EE:4C:C1:3C:EB:D7:B9:35:C3:B2:49:0C:D9
X509v3 extensions
subjectKeyIdentifier
  • 50:12:C9:CE:BB:98:A9:13:CA:E7:6A:DB:AC:25:66:5F:0A:A1:DD:F1
authorityKeyIdentifier
  • keyid:14:2E:B3:17:B7:58:56:CB:AE:50:09:40:E6:1F:AF:9D:8B:14:C2:C6
authorityInfoAccess
  • OCSP - URI:http://r3.o.lencr.org
  • CA Issuers - URI:http://r3.i.lencr.org/
certificatePolicies
  • Policy: 2.23.140.1.2.1
  • Policy: 1.3.6.1.4.1.44947.1.1.1
  • CPS: http://cps.letsencrypt.org
ct_precert_scts
  • Signed Certificate Timestamp:
  • Version : v1 (0x0)
  • Log ID : DF:A5:5E:AB:68:82:4F:1F:6C:AD:EE:B8:5F:4E:3E:5A:
  • EA:CD:A2:12:A4:6A:5E:8E:3B:12:C0:20:44:5C:2A:73
  • Timestamp : Aug 26 16:15:04.067 2022 GMT
  • Extensions: none
  • Signature : ecdsa-with-SHA256
  • 30:46:02:21:00:8E:7A:27:7E:D3:3E:0C:CD:75:FA:FC:
  • 17:44:D4:1B:96:B6:D2:37:96:45:63:39:CB:15:8C:52:
  • BF:CF:A4:80:FC:02:21:00:8B:8E:44:39:43:35:93:E1:
  • 9E:A4:CC:CD:B6:B5:ED:BF:6D:30:5E:0A:67:57:73:05:
  • FB:2E:85:F7:7B:52:56:05
  • Signed Certificate Timestamp:
  • Version : v1 (0x0)
  • Log ID : 46:A5:55:EB:75:FA:91:20:30:B5:A2:89:69:F4:F3:7D:
  • 11:2C:41:74:BE:FD:49:B8:85:AB:F2:FC:70:FE:6D:47
  • Timestamp : Aug 26 16:15:04.109 2022 GMT
  • Extensions: none
  • Signature : ecdsa-with-SHA256
  • 30:44:02:20:4E:4B:F0:A6:54:BF:B3:8D:F7:5A:73:2E:
  • 52:2C:E5:7B:D7:D5:42:86:5B:55:76:A7:CA:C8:0B:C9:
  • CD:55:8F:B2:02:20:5B:E4:15:48:41:45:8C:3A:6E:26:
  • 08:8D:FE:4D:63:43:97:3F:98:09:FF:7F:8A:D8:D7:48:
  • 99:7E:83:35:05:CF