Cyberduck | Libre server and cloud storage browser for Mac and Windows with support for FTP, SFTP, WebDAV, Amazon S3, OpenStack Swift, Backblaze B2, Microsoft Azure & OneDrive, Google Drive and Dropbox
cyberduck.io
Get a complete DNS, email, SSL, HTTP and network analysis in seconds.
cyberduck.io
1 IPv4 address(es) detected.
0 IPv6 address(es) detected.
4 NS record(s); 2 or more required.
Authoritative zone record.
Both DS and DNSKEY are required.
Certificate authority restriction.
Agreement between public resolvers.
1 MX record(s).
SPF policy published.
DMARC policy published.
A DKIM selector was verified.
Mail transport policy.
TLS reporting policy.
81 day(s) remaining.
Full points require at least 30 days remaining.
3 of 9 evaluated headers detected.
PTR: ec2-52-31-8-231.eu-west-1.compute.amazonaws.com
Two or more IPv4 addresses receive full points.
AAAA availability.
At least one address family must resolve.
HTTP/2 200
Final URL uses HTTPS.
52.31.8.231
Not configured
Not configured
5 mail.cyberduck.io.
"v=spf1 mx include:amazonses.com -all" "MS=ms59762814"
ns-1832.awsdns-37.co.uk. ns-973.awsdns-57.net. ns-1195.awsdns-21.org. ns-42.awsdns-05.com.
ns-973.awsdns-57.net. awsdns-hostmaster.amazon.com. 1 7200 900 1209600 86400
Not configured
Not configured
Not configured
Not configured
Not configured
Not configured
Not configured
Not configured
Not configured
Not configured
v=spf1 mx include:amazonses.com -all
v=DMARC1; p=reject
v=DKIM1; k=rsa;
5 public resolvers queried.
8.8.8.81.1.1.19.9.9.9208.67.222.22294.140.14.14Port 25: Closed/unreachable - 19.2 ms - Port 465: Closed/unreachable - 109.2 ms - Port 587: Closed/unreachable - 101.4 ms - 220 bombay.sudo.ch ESMTP Postfix