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SSL check results of send.astraflow.top

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Discover if the mail servers for send.astraflow.top 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 Sun, 19 Jul 2026 00:31:15 +0000

The mailservers of send.astraflow.top can be reached through a secure connection.

Servers

Incoming Mails

These servers are responsible for incoming mails to @send.astraflow.top addresses.

Hostname / IP address Priority STARTTLS Certificates Protocol
send.astraflow.top
107.158.36.212
 10
supported
send.astraflow.top
DANE
missing
PFS
supported
Heartbleed
not vulnerable
Weak ciphers
not found
  • TLSv1.2
  • SSLv3
13 s

Outgoing Mails

We have not received any emails from a @send.astraflow.top address so far. Test mail delivery

Certificates

First seen at:

CN=send.astraflow.top

Certificate chain
  • send.astraflow.top
    • remaining
    • 256 bit
    • ecdsa-with-SHA384
      • YE1
        • remaining
        • 384 bit
        • ecdsa-with-SHA384
          • Root YE
            • remaining
            • 384 bit
            • ecdsa-with-SHA384
              • ISRG Root X2 (Certificate is self-signed.)
                • remaining
                • 384 bit
                • ecdsa-with-SHA384
Subject
Common Name (CN)
  • send.astraflow.top
Alternative Names
  • send.astraflow.top
Issuer
Country (C)
  • US
Organization (O)
  • Let's Encrypt
Common Name (CN)
  • YE1
validity period
Not valid before
2026-06-28
Not valid after
2026-09-26
This certifcate has been verified for the following usages:
  • Digital Signature
  • TLS Web Server Authentication
Fingerprints
SHA256
E1:DB:86:1D:86:A0:AB:76:4B:1E:C5:CD:D6:FF:9F:16:0F:38:3A:94:7A:08:F1:04:90:83:67:29:7F:D7:05:80
SHA1
E5:B9:CB:C1:F7:2D:BD:98:03:EE:A6:FC:3D:54:9B:10:1E:46:94:EF
X509v3 extensions
subjectKeyIdentifier
  • 58:87:AC:7F:9E:3A:7F:7F:5C:15:64:81:F1:FB:85:19:7B:9B:48:B6
authorityKeyIdentifier
  • keyid:BB:20:CA:47:0B:FE:D7:E5:9C:F9:8F:09:2A:A3:8C:37:45:B1:BC:D8
authorityInfoAccess
  • CA Issuers - URI:http://ye1.i.lencr.org/
certificatePolicies
  • Policy: 2.23.140.1.2.1
crlDistributionPoints
  • Full Name:
  • URI:http://ye1.c.lencr.org/125.crl
ct_precert_scts
  • Signed Certificate Timestamp:
  • Version : v1 (0x0)
  • Log ID : CB:38:F7:15:89:7C:84:A1:44:5F:5B:C1:DD:FB:C9:6E:
  • F2:9A:59:CD:47:0A:69:05:85:B0:CB:14:C3:14:58:E7
  • Timestamp : Jun 28 19:58:51.495 2026 GMT
  • Extensions: none
  • Signature : ecdsa-with-SHA256
  • 30:44:02:20:4B:2F:01:87:2E:6B:2D:ED:A8:CA:04:39:
  • 2C:A0:FB:A5:11:9F:62:D6:17:C4:73:7C:B7:E0:EF:33:
  • 20:A6:29:E5:02:20:52:86:51:15:4E:B8:C8:40:ED:24:
  • B4:2D:8A:51:AF:96:7E:4E:9E:4A:07:E5:34:5F:77:A6:
  • 4F:23:65:07:52:4B
  • Signed Certificate Timestamp:
  • Version : v1 (0x0)
  • Log ID : 26:E3:64:6E:58:69:21:23:BC:34:3F:47:24:35:9B:37:
  • 92:CD:24:5A:88:D8:15:D3:93:33:FD:99:18:AB:47:23
  • Timestamp : Jun 28 19:58:51.098 2026 GMT
  • Extensions: 00:00:05:00:23:24:3D:F1
  • Signature : ecdsa-with-SHA256
  • 30:45:02:20:0E:53:87:EF:A2:F6:96:99:9C:87:04:EC:
  • 35:DC:A4:21:84:3C:02:37:D3:26:5D:58:88:B6:3E:EB:
  • F7:B0:0D:A8:02:21:00:C7:9D:E4:4D:8C:AD:AD:13:A8:
  • 4B:FE:19:24:6B:F8:B5:A2:20:AB:B9:90:FB:DA:BC:70:
  • E8:95:82:90:66:C2:5A