67.51.89.0/24

NetRange:       67.50.0.0 - 67.51.255.255
CIDR:           67.50.0.0/15
NetName:        ELI-NETWORK-ELIX
NetHandle:      NET-67-50-0-0-1
Parent:         NET67 (NET-67-0-0-0-0)
NetType:        Direct Allocation
OriginAS:       AS7385
Organization:   Integra Telecom, Inc. (ITCM)
RegDate:        2003-06-20
Updated:        2012-02-24
Ref:            https://whois.arin.net/rest/net/NET-67-50-0-0-1

OrgName:        Integra Telecom, Inc.
OrgId:          ITCM
Address:        18110 SE 34th St. Building One Suite 100
City:           Vancouver
StateProv:      WA
PostalCode:     98683
Country:        US
RegDate:        2000-07-04
Updated:        2017-10-05
Ref:            https://whois.arin.net/rest/org/ITCM

ReferralServer:  rwhois://whois.integraonline.com:43

OrgTechHandle: ZIE-ARIN
OrgTechName:   Zayo IP Engineering
OrgTechPhone:  +1-866-236-2824 
OrgTechEmail:  ipeng@zayo.com
OrgTechRef:    https://whois.arin.net/rest/poc/ZIE-ARIN

OrgAbuseHandle: ABUSE4648-ARIN
OrgAbuseName:   Abuse Specialist
OrgAbusePhone:  +1-800-322-3961 
OrgAbuseEmail:  abuse@integra.net
OrgAbuseRef:    https://whois.arin.net/rest/poc/ABUSE4648-ARIN

OrgNOCHandle: ITNOC-ARIN
OrgNOCName:   Integra Telecom Network Operations Center
OrgNOCPhone:  +1-800-622-4354 
OrgNOCEmail:  noc@integratelecom.com
OrgNOCRef:    https://whois.arin.net/rest/poc/ITNOC-ARIN

OrgTechHandle: ITIA-ARIN
OrgTechName:   Integra Telecom IP Administration
OrgTechPhone:  +1-800-360-4467 
OrgTechEmail:  ipadmin@integratelecom.com
OrgTechRef:    https://whois.arin.net/rest/poc/ITIA-ARIN

OrgNOCHandle: ZIE-ARIN
OrgNOCName:   Zayo IP Engineering
OrgNOCPhone:  +1-866-236-2824 
OrgNOCEmail:  ipeng@zayo.com
OrgNOCRef:    https://whois.arin.net/rest/poc/ZIE-ARIN

Found a referral to whois.integraonline.com:43.