SSL-Tools

SSL check results of smtpin.vvv.facebook.com

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Discover if the mail servers for smtpin.vvv.facebook.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 Mon, 21 Oct 2024 10:00:01 +0000

We can not guarantee a secure connection to the mailservers of smtpin.vvv.facebook.com!

Please contact the operator of smtpin.vvv.facebook.com and ask him or her to solve this problem. This result stays accessible under the following address:

/mailservers/smtpin.vvv.facebook.com

Servers

Incoming Mails

These servers are responsible for incoming mails to @smtpin.vvv.facebook.com addresses.

Hostname / IP address Priority STARTTLS Certificates Protocol
smtpin.vvv.facebook.com
173.252.87.251
 -
supported
msgin.facebookmail.com
DANE
missing
PFS
supported
Heartbleed
not vulnerable
Weak ciphers
not found
  • TLSv1.2
  • SSLv3
7 s
smtpin.vvv.facebook.com
2a03:2880:ff:fffd:face:b00c::686e
Results incomplete
-
unsupported
not checked
DANE
missing
PFS
not checked
Heartbleed
not checked
Weak ciphers
not checked
5 s

Outgoing Mails

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

Certificates

First seen at:

CN=msgin.facebookmail.com,O=Meta Platforms\, Inc.,L=Menlo Park,ST=California,C=US

Certificate chain
Subject
Country (C)
  • US
State (ST)
  • California
Locality (L)
  • Menlo Park
Organization (O)
  • Meta Platforms, Inc.
Common Name (CN)
  • msgin.facebookmail.com
Alternative Names
  • msgin.facebookmail.com
  • msgin-regional.facebookmail.com
  • msgin-regional.vvv.facebook.com
  • msgin.vvv.facebook.com
  • smtpin.vvv.facebook.com
Issuer
Country (C)
  • US
Organization (O)
  • DigiCert Inc
Organizational Unit (OU)
  • www.digicert.com
Common Name (CN)
  • DigiCert SHA2 High Assurance Server CA
validity period
Not valid before
2024-09-07
Not valid after
2025-09-07
This certifcate has been verified for the following usages:
  • Digital Signature
  • Key Encipherment
  • TLS Web Server Authentication
  • TLS Web Client Authentication
Fingerprints
SHA256
EB:FE:28:62:E2:80:11:14:DD:B5:2E:B7:38:BE:7E:CE:2A:FC:B4:F8:38:91:4B:2A:49:7E:15:CF:28:87:31:C5
SHA1
31:92:F8:D3:DC:35:16:A0:87:F5:86:87:A3:1D:4F:1B:8D:E9:C3:69
X509v3 extensions
authorityKeyIdentifier
  • keyid:51:68:FF:90:AF:02:07:75:3C:CC:D9:65:64:62:A2:12:B8:59:72:3B
subjectKeyIdentifier
  • 60:AA:E3:6D:EF:09:1F:ED:12:20:E2:C7:73:78:C7:9A:5C:7D:F6:25
certificatePolicies
  • Policy: 2.23.140.1.2.2
  • CPS: http://www.digicert.com/CPS
crlDistributionPoints
  • Full Name:
  • URI:http://crl3.digicert.com/sha2-ha-server-g6.crl
  • Full Name:
  • URI:http://crl4.digicert.com/sha2-ha-server-g6.crl
authorityInfoAccess
  • OCSP - URI:http://ocsp.digicert.com
  • CA Issuers - URI:http://cacerts.digicert.com/DigiCertSHA2HighAssuranceServerCA.crt
ct_precert_scts
  • 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 : Sep 7 02:39:59.929 2024 GMT
  • Extensions: none
  • Signature : ecdsa-with-SHA256
  • 30:45:02:21:00:99:50:20:11:B0:F5:DF:7E:5F:FC:23:
  • 6B:EB:F4:84:19:59:E2:D8:0E:23:FA:8B:FD:2E:6F:F0:
  • 5E:27:27:AA:FC:02:20:76:85:62:EC:8D:9A:07:4B:43:
  • 7D:1C:20:A7:37:DC:FD:7E:78:26:79:F1:1F:AE:90:8D:
  • 25:E7:33:15:6C:7D:B8
  • Signed Certificate Timestamp:
  • Version : v1 (0x0)
  • Log ID : 7D:59:1E:12:E1:78:2A:7B:1C:61:67:7C:5E:FD:F8:D0:
  • 87:5C:14:A0:4E:95:9E:B9:03:2F:D9:0E:8C:2E:79:B8
  • Timestamp : Sep 7 02:39:59.927 2024 GMT
  • Extensions: none
  • Signature : ecdsa-with-SHA256
  • 30:44:02:20:69:D2:83:D7:87:24:93:5A:98:AB:74:15:
  • 5F:58:38:0E:86:FB:53:AA:6F:DC:3A:1F:14:7E:4F:D1:
  • 98:2C:01:BE:02:20:70:15:48:8D:84:84:48:85:56:44:
  • D5:CB:36:ED:89:88:51:5C:65:B8:66:EB:0E:3C:C6:84:
  • F3:2C:0A:DC:65:5D
  • Signed Certificate Timestamp:
  • Version : v1 (0x0)
  • Log ID : E6:D2:31:63:40:77:8C:C1:10:41:06:D7:71:B9:CE:C1:
  • D2:40:F6:96:84:86:FB:BA:87:32:1D:FD:1E:37:8E:50
  • Timestamp : Sep 7 02:39:59.949 2024 GMT
  • Extensions: none
  • Signature : ecdsa-with-SHA256
  • 30:44:02:20:0E:B5:74:F9:85:16:0A:B0:DE:EC:C7:C3:
  • C0:53:7A:54:ED:83:DF:C6:C0:77:F0:39:23:93:54:3D:
  • AB:C3:D8:7E:02:20:31:1A:CF:70:33:F1:50:ED:C9:5E:
  • 6F:AA:E2:65:F9:6C:8F:D3:9D:91:27:11:B6:2B:54:FA:
  • 5F:54:19:E9:E9:BD