50.7.138.141

NetRange:       50.7.136.0 - 50.7.139.255
CIDR:           50.7.136.0/22
NetName:        FDCSERVERS-AMSTERDAM
NetHandle:      NET-50-7-136-0-1
Parent:         FDCSERVERS (NET-50-7-0-0-1)
NetType:        Reallocated
OriginAS:       AS174, AS30058
Organization:   FDCservers.net (FDCSE-21)
RegDate:        2021-06-24
Updated:        2021-06-24
Ref:            https://rdap.arin.net/registry/ip/50.7.136.0

OrgName:        FDCservers.net
OrgId:          FDCSE-21
Address:        Haarlemmerstraatweg 135
City:           Halfweg
StateProv:      NORTH HOLLAND
PostalCode:     1165 MK
Country:        NL
RegDate:        2015-11-09
Updated:        2015-11-09
Ref:            https://rdap.arin.net/registry/entity/FDCSE-21

ReferralServer:  rwhois://rwhois.fdcservers.net:4321

OrgTechHandle: ABUSE438-ARIN
OrgTechName:   ABUSE department
OrgTechPhone:  +1-312-423-6675 
OrgTechEmail:  abuse@fdcservers.net
OrgTechRef:    https://rdap.arin.net/registry/entity/ABUSE438-ARIN

OrgAbuseHandle: ABUSE438-ARIN
OrgAbuseName:   ABUSE department
OrgAbusePhone:  +1-312-423-6675 
OrgAbuseEmail:  abuse@fdcservers.net
OrgAbuseRef:    https://rdap.arin.net/registry/entity/ABUSE438-ARIN

Found a referral to rwhois.fdcservers.net:4321.