216.172.97.56

NetRange:       216.172.96.0 - 216.172.111.255
CIDR:           216.172.96.0/20
NetName:        ZC38-BLOCK10
NetHandle:      NET-216-172-96-0-1
Parent:         NET216 (NET-216-0-0-0-0)
NetType:        Direct Allocation
OriginAS:       AS27325
Organization:   zColo (ZGL-6)
RegDate:        2011-07-11
Updated:        2018-04-06
Ref:            https://rdap.arin.net/registry/ip/216.172.96.0

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

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

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.