mailb.foodforum.ca has one IP number , which is the same as for foodforum.ca. ccq.ca, 1km.ca, por.biz, smtpd.us, a-day.us and at least 100 other hosts point to the same IP. foodforum.ca is delegated to two nameservers, however both delegated nameservers are missing in the zone. All nameservers are at pool.com. They are on different IP networks. mailb.foodforum.ca is hosted on a server in United States even though the hostname implies Canada.