eu-smtp-inbound-1.mimecast.com has address 195.130.217.201
This page provides an online version of the OS hostname and whois commands. It allows you to retrieve publicly available DNS and Whois information for any website or hostname through a single interface.
Host Info
cleantalk.org:~$ host eu-smtp-inbound-1.mimecast.com
eu-smtp-inbound-1.mimecast.com has address 195.130.217.201 eu-smtp-inbound-1.mimecast.com has address 91.220.42.211 eu-smtp-inbound-1.mimecast.com has address 91.220.42.201 eu-smtp-inbound-1.mimecast.com has address 91.220.42.241 eu-smtp-inbound-1.mimecast.com has address 195.130.217.211 eu-smtp-inbound-1.mimecast.com has address 195.130.217.241 Whois info
cleantalk.org:~$ whois eu-smtp-inbound-1.mimecast.com
% This is the RIPE Database query service.
% The objects are in RPSL format.
%
% The RIPE Database is subject to Terms and Conditions.
% See https://docs.db.ripe.net/terms-conditions.html
%ERROR:101: no entries found
%
% No entries found in source RIPE.
% This query was served by the RIPE Database Query Service version 1.124.1 (BUSA)