use4.srtcdn.net has one IP number. use4.akam.net and adns4.akam.net point to the same IP. srtcdn.net use this as a nameserver. srtcdn.net is delegated to six nameservers, however one delegated nameserver is missing in the zone and two other nameservers are listed. All nameservers are at srtcdn.net themselves. Two of them are on the same IP network. use4.srtcdn.net is hosted on a server in United States.