These are the DNS Records for:
MX25LB.WORLD4YOU.COM
Type
Host
Class
TTL
IP
A
mx25lb.world4you.com
IN
3600
81.19.149.135
Type
Host
Class
TTL
IP
AAAA
mx25lb.world4you.com
IN
3600
2a00:1a68:1:101::1b1b:25