% APNIC found the following authoritative answer from: whois.arin.net

#
# ARIN WHOIS data and services are subject to the Terms of Use
# available at: https://www.arin.net/resources/registry/whois/tou/
#
# If you see inaccuracies in the results, please report at
# https://www.arin.net/resources/registry/whois/inaccuracy_reporting/
#
# Copyright 1997-2026, American Registry for Internet Numbers, Ltd.
#

NetRange:       64.12.0.0 - 64.12.255.255
CIDR:           64.12.0.0/16
NetName:        EDGECAST-NETBLK-10
NetHandle:      NET-64-12-0-0-1
Parent:         NET64 (NET-64-0-0-0-0)
NetType:        Direct Allocation
OriginAS:       
Organization:   Edgecast Inc. (EDGEC-25)
RegDate:        1999-12-13
Updated:        2023-10-17
Ref:            https://rdap.arin.net/registry/ip/64.12.0.0

OrgName:        Edgecast Inc.
OrgId:          EDGEC-25
Address:        13031 W Jefferson Blvd. Building 900
City:           Los Angeles
StateProv:      CA
PostalCode:     90094
Country:        US
RegDate:        2022-04-26
Updated:        2025-06-12
Ref:            https://rdap.arin.net/registry/entity/EDGEC-25

OrgDNSHandle: NOC2475-ARIN
OrgDNSName:   Network Operations Center
OrgDNSPhone:  +1-310-479-3200 
OrgDNSEmail:  support@uplynk.com
OrgDNSRef:    https://rdap.arin.net/registry/entity/NOC2475-ARIN

OrgTechHandle: SHAPC1-ARIN
OrgTechName:   Shapcott, Simon 
OrgTechPhone:  +44 7976 594 525 
OrgTechEmail:  simon@uplynk.com
OrgTechRef:    https://rdap.arin.net/registry/entity/SHAPC1-ARIN

OrgRoutingHandle: NOC2475-ARIN
OrgRoutingName:   Network Operations Center
OrgRoutingPhone:  +1-310-479-3200 
OrgRoutingEmail:  support@uplynk.com
OrgRoutingRef:    https://rdap.arin.net/registry/entity/NOC2475-ARIN

OrgAbuseHandle: ABUSE8588-ARIN
OrgAbuseName:   Abuse
OrgAbusePhone:  +1-602-850-5200 
OrgAbuseEmail:  abuse@uplynk.com
OrgAbuseRef:    https://rdap.arin.net/registry/entity/ABUSE8588-ARIN

OrgTechHandle: RICHA1018-ARIN
OrgTechName:   Haddock, Richard A
OrgTechPhone:  +1-805-208-8044 
OrgTechEmail:  ahaddock@edgecast.io
OrgTechRef:    https://rdap.arin.net/registry/entity/RICHA1018-ARIN

OrgNOCHandle: NOC2475-ARIN
OrgNOCName:   Network Operations Center
OrgNOCPhone:  +1-310-479-3200 
OrgNOCEmail:  support@uplynk.com
OrgNOCRef:    https://rdap.arin.net/registry/entity/NOC2475-ARIN

OrgTechHandle: NOC2475-ARIN
OrgTechName:   Network Operations Center
OrgTechPhone:  +1-310-479-3200 
OrgTechEmail:  support@uplynk.com
OrgTechRef:    https://rdap.arin.net/registry/entity/NOC2475-ARIN

#
# ARIN WHOIS data and services are subject to the Terms of Use
# available at: https://www.arin.net/resources/registry/whois/tou/
#
# If you see inaccuracies in the results, please report at
# https://www.arin.net/resources/registry/whois/inaccuracy_reporting/
#
# Copyright 1997-2026, American Registry for Internet Numbers, Ltd.
#