173.17.8.0/21

NetRange:       173.16.0.0 - 173.31.255.255
CIDR:           173.16.0.0/12
NetName:        MEDIACOM-RESIDENTIAL-CUST
NetHandle:      NET-173-16-0-0-1
Parent:         NET173 (NET-173-0-0-0-0)
NetType:        Direct Allocation
OriginAS:       
Organization:   Mediacom Communications Corp (MCC-244)
RegDate:        2008-05-19
Updated:        2012-02-24
Ref:            https://rdap.arin.net/registry/ip/173.16.0.0

OrgName:        Mediacom Communications Corp
OrgId:          MCC-244
Address:        1 Mediacom Way
City:           Mediacom Park
StateProv:      NY
PostalCode:     10918
Country:        US
RegDate:        2008-02-05
Updated:        2018-08-29
Comment:        For abuse issues contact abuse@mediacomcc.com
Ref:            https://rdap.arin.net/registry/entity/MCC-244

ReferralServer:  rwhois://rwhois.mediacomcc.com:4321

OrgAbuseHandle: MEDIA2-ARIN
OrgAbuseName:   Mediacom Abuse
OrgAbusePhone:  +1-845-695-2600 
OrgAbuseEmail:  abuse@mediacombb.net
OrgAbuseRef:    https://rdap.arin.net/registry/entity/MEDIA2-ARIN

OrgTechHandle: NAH5-ARIN
OrgTechName:   Ahmad, Nisar 
OrgTechPhone:  +1-845-313-4002 
OrgTechEmail:  nahmad@mediacomcc.com
OrgTechRef:    https://rdap.arin.net/registry/entity/NAH5-ARIN

OrgTechHandle: HCD1-ARIN
OrgTechName:   Dean, Henry Clay
OrgTechPhone:  +1-515-559-0223 
OrgTechEmail:  hdean@mediacomcc.com
OrgTechRef:    https://rdap.arin.net/registry/entity/HCD1-ARIN

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