74.81.83.172

NetRange:       74.81.83.0 - 74.81.84.255
CIDR:           74.81.83.0/24, 74.81.84.0/24
NetName:        ZGL-6
NetHandle:      NET-74-81-83-0-1
Parent:         NET74 (NET-74-0-0-0-0)
NetType:        Direct Allocation
OriginAS:       
Organization:   zColo (ZGL-6)
RegDate:        2018-11-26
Updated:        2018-11-26
Ref:            https://rdap.arin.net/registry/ip/74.81.83.0

OrgName:        zColo
OrgId:          ZGL-6
Address:        1805 29th St Suite 2050
Address:        Databank Holdings
City:           Boulder
StateProv:      CO
PostalCode:     80301
Country:        US
RegDate:        2018-01-09
Updated:        2021-10-26
Ref:            https://rdap.arin.net/registry/entity/ZGL-6

ReferralServer:  rwhois://rwhois.corexchange.com:4321

OrgTechHandle: POINT3-ARIN
OrgTechName:   Point of Contact
OrgTechPhone:  +1-855-328-2247 
OrgTechEmail:  networking@databank.com
OrgTechRef:    https://rdap.arin.net/registry/entity/POINT3-ARIN

OrgNOCHandle: ZCOLO-ARIN
OrgNOCName:   ZCOLO
OrgNOCPhone:  +1-571-450-1165 
OrgNOCEmail:  networking@databank.com
OrgNOCRef:    https://rdap.arin.net/registry/entity/ZCOLO-ARIN

OrgTechHandle: ZCOLO-ARIN
OrgTechName:   ZCOLO
OrgTechPhone:  +1-571-450-1165 
OrgTechEmail:  networking@databank.com
OrgTechRef:    https://rdap.arin.net/registry/entity/ZCOLO-ARIN

OrgAbuseHandle: ZCOLO-ARIN
OrgAbuseName:   ZCOLO
OrgAbusePhone:  +1-571-450-1165 
OrgAbuseEmail:  networking@databank.com
OrgAbuseRef:    https://rdap.arin.net/registry/entity/ZCOLO-ARIN

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