SSL-Tools

SSL check results of qnow.com.br

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Discover if the mail servers for qnow.com.br 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, 13 Nov 2023 15:04:29 +0000

No connection to the mailservers of qnow.com.br could be established.

Servers

Incoming Mails

These servers are responsible for incoming mails to @qnow.com.br addresses.

Hostname / IP address Priority STARTTLS Certificates Protocol
mx.uhserver.com
200.147.36.29
Results incomplete
10
supported
smtps.uol.com.br
DANE
missing
PFS
supported
Heartbleed
not vulnerable
Weak ciphers
not found
  • TLSv1.2
  • SSLv3
3 s

Outgoing Mails

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

Certificates

First seen at:

CN=smtps.uol.com.br

Certificate chain
Subject
Common Name (CN)
  • smtps.uol.com.br
Alternative Names
  • smtps.uol.com.br
  • email.uolhost.com.br
  • webmail.uolhost.com.br
  • painel-email.uol.com.br
  • cal.webmail.uolhost.com.br
  • logocln.uolhost.com.br
  • smtps.bol.com.br
  • smtp.uol.com.br
  • as.uol.com.br
  • as.afiliados.uol.com.br
  • config.uol.com.br
  • config.afiliados.uol.com.br
  • mailpro.uol.com.br
  • imap.bol.com.br
  • imap.uol.com.br
  • pop3.bol.com.br
  • pop3.uol.com.br
  • smtps.uhserver.com
  • imap.uhserver.com
  • pop3.uhserver.com
  • smtp.uhserver.com
  • mx.uol.com.br
  • mx3.bol.com.br
  • mx.uhserver.com
  • mx-p1.uol.com.br
  • mx-p2.uol.com.br
  • a2-seleta1-mx-rev.whservidor.com
  • a2-seleta2-mx-rev.whservidor.com
  • whservidor.com
  • email.uolhost.uol.com.br
Issuer
Country (C)
  • US
Organization (O)
  • DigiCert Inc
Organizational Unit (OU)
  • www.digicert.com
Common Name (CN)
  • GeoTrust TLS RSA CA G1
validity period
Not valid before
2023-07-03
Not valid after
2024-08-02
This certifcate has been verified for the following usages:
  • Digital Signature
  • Key Encipherment
  • TLS Web Server Authentication
  • TLS Web Client Authentication
Fingerprints
SHA256
48:92:A2:3A:F1:80:29:4E:6F:06:FE:DD:4F:24:4D:13:32:70:EA:AD:4E:3A:62:1A:86:41:1A:41:E0:B3:3B:95
SHA1
C6:4D:4B:EC:6F:FF:C3:EE:6D:5C:AD:9C:34:B9:93:39:0D:0B:DC:B1
X509v3 extensions
authorityKeyIdentifier
  • keyid:94:4F:D4:5D:8B:E4:A4:E2:A6:80:FE:FD:D8:F9:00:EF:A3:BE:02:57
subjectKeyIdentifier
  • E7:EC:16:87:32:8B:82:40:8E:23:EC:16:B3:B9:E3:36:7B:AF:B2:5B
crlDistributionPoints
  • Full Name:
  • URI:http://cdp.geotrust.com/GeoTrustTLSRSACAG1.crl
certificatePolicies
  • Policy: 2.23.140.1.2.1
  • CPS: http://www.digicert.com/CPS
authorityInfoAccess
  • OCSP - URI:http://status.geotrust.com
  • CA Issuers - URI:http://cacerts.geotrust.com/GeoTrustTLSRSACAG1.crt
ct_precert_scts
  • Signed Certificate Timestamp:
  • Version : v1 (0x0)
  • Log ID : 76:FF:88:3F:0A:B6:FB:95:51:C2:61:CC:F5:87:BA:34:
  • B4:A4:CD:BB:29:DC:68:42:0A:9F:E6:67:4C:5A:3A:74
  • Timestamp : Jul 3 16:24:13.665 2023 GMT
  • Extensions: none
  • Signature : ecdsa-with-SHA256
  • 30:44:02:20:12:39:20:E1:5A:1C:E5:E5:39:BC:AD:FC:
  • BC:F4:5F:28:25:BA:96:BF:BB:99:2D:DC:BE:F9:93:4C:
  • 36:73:35:AB:02:20:3E:D0:1F:12:68:C5:05:18:D0:46:
  • 87:BC:B9:19:85:9A:6D:11:C2:D3:2A:BB:BA:BE:DC:B4:
  • 0B:FF:3B:B2:92:20
  • Signed Certificate Timestamp:
  • Version : v1 (0x0)
  • Log ID : DA:B6:BF:6B:3F:B5:B6:22:9F:9B:C2:BB:5C:6B:E8:70:
  • 91:71:6C:BB:51:84:85:34:BD:A4:3D:30:48:D7:FB:AB
  • Timestamp : Jul 3 16:24:13.635 2023 GMT
  • Extensions: none
  • Signature : ecdsa-with-SHA256
  • 30:45:02:21:00:DD:DE:CC:32:14:CF:8F:65:D0:28:FB:
  • 04:F7:02:20:B1:3A:12:82:9D:16:6D:5F:31:DA:F1:02:
  • 2B:84:F7:CA:A6:02:20:55:87:4B:81:DA:62:66:B7:CD:
  • 7E:FE:23:EA:73:68:50:10:8C:8D:B7:B3:AB:EA:18:C6:
  • 86:F5:F4:A3:D7:C0:A9
  • Signed Certificate Timestamp:
  • Version : v1 (0x0)
  • Log ID : 3F:17:4B:4F:D7:22:47:58:94:1D:65:1C:84:BE:0D:12:
  • ED:90:37:7F:1F:85:6A:EB:C1:BF:28:85:EC:F8:64:6E
  • Timestamp : Jul 3 16:24:13.704 2023 GMT
  • Extensions: none
  • Signature : ecdsa-with-SHA256
  • 30:44:02:20:3E:56:CF:9E:F7:EF:9A:D4:F5:DE:69:45:
  • 9D:C6:22:BF:03:05:EC:D8:2F:4B:72:06:3F:45:5A:DC:
  • 58:4E:D9:37:02:20:35:BF:EB:83:D0:76:18:EB:EE:A6:
  • 38:87:06:9D:0E:04:8B:72:07:3A:DC:66:F0:75:C3:F0:
  • 15:AD:0E:50:23:FE