74.216.0.0/16

NetRange:       74.216.0.0 - 74.216.255.255
CIDR:           74.216.0.0/16
NetName:        ALLSTREAM-25
NetHandle:      NET-74-216-0-0-1
Parent:         NET74 (NET-74-0-0-0-0)
NetType:        Direct Allocation
OriginAS:       
Organization:   Allstream Corp. (ACCA-2)
RegDate:        2006-11-28
Updated:        2016-01-04
Ref:            https://rdap.arin.net/registry/ip/74.216.0.0

OrgName:        Allstream Corp.
OrgId:          ACCA-2
Address:        200 Wellington Street West
Address:        16th Floor
City:           Toronto
StateProv:      ON
PostalCode:     M5V-3G2
Country:        CA
RegDate:        2003-07-10
Updated:        2017-02-10
Ref:            https://rdap.arin.net/registry/entity/ACCA-2

ReferralServer:  rwhois://rwhois.allstream.com:4321

OrgAbuseHandle: NETWO5000-ARIN
OrgAbuseName:   Network Abuse
OrgAbusePhone:  +1-877-660-5463 
OrgAbuseEmail:  abuse@allstream.net
OrgAbuseRef:    https://rdap.arin.net/registry/entity/NETWO5000-ARIN

OrgTechHandle: ZIE-ARIN
OrgTechName:   Zayo IP Engineering
OrgTechPhone:  +1-866-236-2824 
OrgTechEmail:  ipeng@zayo.com
OrgTechRef:    https://rdap.arin.net/registry/entity/ZIE-ARIN

OrgTechHandle: ALVAR41-ARIN
OrgTechName:   Alvarado, Jose 
OrgTechPhone:  +1-416-642-4036 
OrgTechEmail:  jose.alvarado@zayo.com
OrgTechRef:    https://rdap.arin.net/registry/entity/ALVAR41-ARIN

RNOCHandle: ALLST1-ARIN
RNOCName:   Allstream Corp Network Operations
RNOCPhone:  +1-416-204-5744 
RNOCEmail:  noc@mtsallstream.com
RNOCRef:    https://rdap.arin.net/registry/entity/ALLST1-ARIN

RAbuseHandle: ALLST2-ARIN
RAbuseName:   Allsream Corp Abuse
RAbusePhone:  +1-416-204-5659 
RAbuseEmail:  abuse@mtsallstream.com
RAbuseRef:    https://rdap.arin.net/registry/entity/ALLST2-ARIN

Found a referral to rwhois.allstream.com:4321.