Summary
exchange.telus.ca is delegated to two nameservers, however both delegated nameservers are missing in the zone. All nameservers are at
cidc.telus.com. They are on different IP networks.
twu.ca,
pne.ca,
col.org,
tac.net,
nscu.ca and at least 57 other hosts share nameservers with this domain.
fe01.exchange.telus.ca are subdomains to this hostname.
telus.ca is delegated to two nameservers, however both delegated nameservers are missing in the zone and two other nameservers are listed instead. Two of them are on the same IP network. Incoming mail for
telus.ca is handled by three mailservers at
nssi.telus.com. All of them are on different IP networks.
telus.ca has one IP number.