IP WHOIS Lookup
Look up registration and network information for IP addresses using WHOIS
IP Whois
NetRange: 128.150.0.0 - 128.150.255.255 CIDR: 128.150.0.0/16 NetName: NSF-LAN NetHandle: NET-128-150-0-0-1 Parent: NET128 (NET-128-0-0-0-0) NetType: Direct Allocation OriginAS: Organization: U.S. National Science Foundation (NSF) RegDate: 1986-09-17 Updated: 2025-02-11 Ref: https://rdap.arin.net/registry/ip/128.150.0.0 OrgName: U.S. National Science Foundation OrgId: NSF Address: Randolph Building Address: 401 Dulany Street City: Alexandria StateProv: VA PostalCode: 22314 Country: US RegDate: Updated: 2026-08-13 Ref: https://rdap.arin.net/registry/entity/NSF OrgTechHandle: ORGOW-ARIN OrgTechName: Org-Owner OrgTechPhone: +1-703-292-4223 OrgTechEmail: ccoyne@nsf.gov OrgTechRef: https://rdap.arin.net/registry/entity/ORGOW-ARIN OrgDNSHandle: ORGOW-ARIN OrgDNSName: Org-Owner OrgDNSPhone: +1-703-292-4223 OrgDNSEmail: ccoyne@nsf.gov OrgDNSRef: https://rdap.arin.net/registry/entity/ORGOW-ARIN OrgAbuseHandle: ORGOW-ARIN OrgAbuseName: Org-Owner OrgAbusePhone: +1-703-292-4223 OrgAbuseEmail: ccoyne@nsf.gov OrgAbuseRef: https://rdap.arin.net/registry/entity/ORGOW-ARIN OrgNOCHandle: ORGOW-ARIN OrgNOCName: Org-Owner OrgNOCPhone: +1-703-292-4223 OrgNOCEmail: ccoyne@nsf.gov OrgNOCRef: https://rdap.arin.net/registry/entity/ORGOW-ARIN OrgRoutingHandle: ORGOW-ARIN OrgRoutingName: Org-Owner OrgRoutingPhone: +1-703-292-4223 OrgRoutingEmail: ccoyne@nsf.gov OrgRoutingRef: https://rdap.arin.net/registry/entity/ORGOW-ARIN OrgAbuseHandle: NSFAB-ARIN OrgAbuseName: NSF Abuse OrgAbusePhone: +1-703-292-5050 OrgAbuseEmail: arin-abuse@nsf.gov OrgAbuseRef: https://rdap.arin.net/registry/entity/NSFAB-ARIN OrgNOCHandle: NSFNO-ARIN OrgNOCName: NSF NOC OrgNOCPhone: +1-703-292-5050 OrgNOCEmail: arin-noc@nsf.gov OrgNOCRef: https://rdap.arin.net/registry/entity/NSFNO-ARIN