SSL-Tools

SSL check results of mail.newgrounds.com

NEW You can also bulk check multiple servers.

Discover if the mail servers for mail.newgrounds.com 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

JSON Refresh

Report created Sat, 16 Aug 2025 06:13:31 +0000

The mailservers of mail.newgrounds.com can be reached through a secure connection.

Servers

Incoming Mails

These servers are responsible for incoming mails to @mail.newgrounds.com addresses.

Hostname / IP address Priority STARTTLS Certificates Protocol
mail.newgrounds.com
144.217.190.195
 -
supported
newgrounds.com
DANE
missing
PFS
supported
Heartbleed
not vulnerable
Weak ciphers
not found
  • TLSv1.2
  • TLSv1.1
  • TLSv1.0
  • SSLv3
5 s
mail.newgrounds.com
2607:5300:203:648d::3
 -
supported
newgrounds.com
DANE
missing
PFS
supported
Heartbleed
not vulnerable
Weak ciphers
not found
  • TLSv1.2
  • TLSv1.1
  • TLSv1.0
  • SSLv3
6 s

Outgoing Mails

We have not received any emails from a @mail.newgrounds.com address so far. Test mail delivery

Certificates

First seen at:

CN=newgrounds.com

Certificate chain
  • newgrounds.com
    • remaining
    • 256 bit
    • ecdsa-with-SHA384
      • E5
        • remaining
        • 384 bit
        • sha256WithRSAEncryption
          • ISRG Root X1 (Certificate is self-signed.)
            • remaining
            • 4096 bit
            • sha256WithRSAEncryption
Subject
Common Name (CN)
  • newgrounds.com
Alternative Names
  • *.newgrounds.com
  • newgrounds.com
Issuer
Country (C)
  • US
Organization (O)
  • Let's Encrypt
Common Name (CN)
  • E5
validity period
Not valid before
2025-08-03
Not valid after
2025-11-01
This certifcate has been verified for the following usages:
  • Digital Signature
  • TLS Web Server Authentication
  • TLS Web Client Authentication
Fingerprints
SHA256
75:FB:C6:ED:80:F0:25:08:0B:2D:7F:03:88:5C:A1:F5:A2:BA:96:1D:E3:1F:0B:C6:9F:D2:D2:F5:27:56:D1:BD
SHA1
10:95:D2:90:28:13:5E:CA:C7:03:97:15:E3:46:73:C6:FE:15:FF:2C
X509v3 extensions
subjectKeyIdentifier
  • 13:E4:B8:D4:0C:7C:A3:4A:17:83:B8:A8:EA:72:DA:FF:F4:6B:71:5C
authorityKeyIdentifier
  • keyid:9F:2B:5F:CF:3C:21:4F:9D:04:B7:ED:2B:2C:C4:C6:70:8B:D2:D7:0D
authorityInfoAccess
  • CA Issuers - URI:http://e5.i.lencr.org/
certificatePolicies
  • Policy: 2.23.140.1.2.1
crlDistributionPoints
  • Full Name:
  • URI:http://e5.c.lencr.org/46.crl
ct_precert_scts
  • Signed Certificate Timestamp:
  • Version : v1 (0x0)
  • Log ID : 0D:E1:F2:30:2B:D3:0D:C1:40:62:12:09:EA:55:2E:FC:
  • 47:74:7C:B1:D7:E9:30:EF:0E:42:1E:B4:7E:4E:AA:34
  • Timestamp : Aug 3 22:18:58.380 2025 GMT
  • Extensions: none
  • Signature : ecdsa-with-SHA256
  • 30:45:02:20:44:10:76:F8:D3:FF:63:AB:7C:06:7D:52:
  • 5A:46:24:71:D2:8E:99:55:DF:8F:77:4A:83:26:BF:37:
  • 8F:0E:FF:0B:02:21:00:D4:4D:DE:67:B7:87:81:1A:BB:
  • AE:32:13:6A:79:87:38:90:F8:E5:67:A4:1A:2D:7B:92:
  • EE:28:F0:36:4B:D5:72
  • Signed Certificate Timestamp:
  • Version : v1 (0x0)
  • Log ID : DD:DC:CA:34:95:D7:E1:16:05:E7:95:32:FA:C7:9F:F8:
  • 3D:1C:50:DF:DB:00:3A:14:12:76:0A:2C:AC:BB:C8:2A
  • Timestamp : Aug 3 22:18:58.445 2025 GMT
  • Extensions: none
  • Signature : ecdsa-with-SHA256
  • 30:45:02:21:00:87:F9:F2:28:50:C0:EE:93:9C:CD:8A:
  • 63:EB:1B:5B:23:4F:F3:CA:76:1E:D3:3A:5B:BF:42:A5:
  • 55:92:95:64:3B:02:20:15:CD:53:00:F5:8B:EB:7B:3E:
  • B6:5C:22:96:CA:19:98:19:BE:46:F2:74:5B:83:59:33:
  • F1:64:0F:27:76:8B:EA