Add IPv6 capabilty to URL host look up

[gnarlymarley]

It would be nice to add IPv6 lookup to the URL posting if the IPv4 host does not exist (NXDOMAIN, instead of other errors).

https://www.spamcop.net/sc?id=z6771803105z72db17e4cb4eebacda90b7f943177708z

Link snippet from above (with links themselves mostly removed.

Tracking link: https://senpr
No recent reports, no history available
Host senprints.beauty (checking ip) IP not found ; senprints.beauty discarded as fake.
senprints.beauty is not a routeable IP address
Cannot resolve https://senpr

A nslookup shows only IPv6:

C:\>nslookup senprints.beauty
Server:  JBoneOS
Address:  192.168.188.1

Name:    senprints.beauty
Address:  2a09:2dc2:0:1::11


C:\>