# # 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 1997-2025, American Registry for Internet Numbers, Ltd. # # start NetRange: 38.0.0.0 - 38.255.255.255 CIDR: 38.0.0.0/8 NetName: COGENT-A NetHandle: NET-38-0-0-0-1 Parent: () NetType: Direct Allocation OriginAS: AS174 Organization: PSINet, Inc. (PSI) RegDate: 1991-04-16 Updated: 2023-10-11 Comment: IP allocations within 38.0.0.0/8 are used for Cogent customer static IP assignments. Comment: Comment: Reassignment information for this block can be found at rwhois.cogentco.com 4321 Comment: Comment: Geofeed https://geofeed.cogentco.com/geofeed.csv Ref: https://rdap.arin.net/registry/ip/38.0.0.0 OrgName: PSINet, Inc. OrgId: PSI Address: 2450 N Street NW City: Washington StateProv: DC PostalCode: 20037 Country: US RegDate: Updated: 2023-10-11 Comment: Geofeed https://geofeed.cogentco.com/geofeed.csv Ref: https://rdap.arin.net/registry/entity/PSI ReferralServer: rwhois://rwhois.cogentco.com:4321 OrgNOCHandle: ZC108-ARIN OrgNOCName: Cogent Communications OrgNOCPhone: +1-877-875-4311 OrgNOCEmail: noc@cogentco.com OrgNOCRef: https://rdap.arin.net/registry/entity/ZC108-ARIN OrgTechHandle: IPALL-ARIN OrgTechName: IP Allocation OrgTechPhone: +1-877-875-4311 OrgTechEmail: ipalloc@cogentco.com OrgTechRef: https://rdap.arin.net/registry/entity/IPALL-ARIN OrgAbuseHandle: COGEN-ARIN OrgAbuseName: Cogent Abuse OrgAbusePhone: +1-877-875-4311 OrgAbuseEmail: abuse@cogentco.com OrgAbuseRef: https://rdap.arin.net/registry/entity/COGEN-ARIN RTechHandle: PSI-NISC-ARIN RTechName: IP Allocation RTechPhone: +1-877-875-4311 RTechEmail: ipalloc@cogentco.com RTechRef: https://rdap.arin.net/registry/entity/PSI-NISC-ARIN # end # start NetRange: 38.78.200.0 - 38.78.200.255 CIDR: 38.78.200.0/24 NetName: SUMOFIBER-CGNT-NET-4 NetHandle: NET-38-78-200-0-1 Parent: COGENT-A (NET-38-0-0-0-1) NetType: Reallocated OriginAS: AS54329, AS13739 Organization: Sumofiber (CL-64) RegDate: 2023-04-06 Updated: 2025-05-07 Ref: https://rdap.arin.net/registry/ip/38.78.200.0 OrgName: Sumofiber OrgId: CL-64 Address: 505 w 2600 s City: Bountiful StateProv: UT PostalCode: 84010 Country: US RegDate: 2011-12-16 Updated: 2025-02-12 Comment: Geofeed https://as4226.com/geofeed.csv Ref: https://rdap.arin.net/registry/entity/CL-64 OrgAbuseHandle: ABUSE9078-ARIN OrgAbuseName: ABUSE OrgAbusePhone: +1-801-320-1000 OrgAbuseEmail: abuse@sumofiber.com OrgAbuseRef: https://rdap.arin.net/registry/entity/ABUSE9078-ARIN OrgTechHandle: APC16-ARIN OrgTechName: Arin Point of Contact OrgTechPhone: +1-801-320-1001 OrgTechEmail: noc@sumofiber.com OrgTechRef: https://rdap.arin.net/registry/entity/APC16-ARIN OrgNOCHandle: APC16-ARIN OrgNOCName: Arin Point of Contact OrgNOCPhone: +1-801-320-1001 OrgNOCEmail: noc@sumofiber.com OrgNOCRef: https://rdap.arin.net/registry/entity/APC16-ARIN RNOCHandle: APC16-ARIN RNOCName: Arin Point of Contact RNOCPhone: +1-801-320-1001 RNOCEmail: noc@sumofiber.com RNOCRef: https://rdap.arin.net/registry/entity/APC16-ARIN RTechHandle: APC16-ARIN RTechName: Arin Point of Contact RTechPhone: +1-801-320-1001 RTechEmail: noc@sumofiber.com RTechRef: https://rdap.arin.net/registry/entity/APC16-ARIN RAbuseHandle: ABUSE9078-ARIN RAbuseName: ABUSE RAbusePhone: +1-801-320-1000 RAbuseEmail: abuse@sumofiber.com RAbuseRef: https://rdap.arin.net/registry/entity/ABUSE9078-ARIN # end # # 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 1997-2025, American Registry for Internet Numbers, Ltd. # Found a referral to rwhois.cogentco.com:4321. %rwhois V-1.5:0010b0:00 rwhois.cogentco.com (CGNT rwhoisd 1.2.1) network:ID:NET4-264EC80018 network:Network-Name:NET4-264EC80018 network:IP-Network:38.78.200.0/24 network:Org-Name:SUMOFIBER LLC network:Street-Address:PO BOX 27901 network:City:SALT LAKE CITY network:State:UT network:Country:US network:Postal-Code:84127-0901 network:Tech-Contact:ZC108-ARIN network:Updated:2025-04-29 23:01:11 %ok