Networks in US - United States
Total networks: 19937
Browse all known IP networks in United States (US). Open a network to see the organization, WHOIS ranges, and contact details.
CSUOHIO - Cleveland State University (CSUCS-Z)
CSUP-2 - Colorado State University (CSU-2-Z)
CSUS - California State University, Stanislaus (CSUS)
CSUSBNET - California State University San Bernardino (CSUSB-Z)
CSUSM - California State University San Marcos (CSUSM-Z)
CSUSNET - California State University, Sacramento (CSUS-1-Z)
CSUSTAN - California State University, Stanislaus (CSUS-Z)
CSYSTEMS-3 - MSTAR.net LLC (MSTAR)
CT-1139 - Cyxtera Technologies Inc (CT-1139)
CT-38 - Columbus Telephone Company (CT-38)
CT-39 - City of Tolleson (CT-39)
CT-PROD01 - CrunchTime! Information Systems, Inc (CIS-504)
CTA-87 - Custodia Technology Americas Inc (CTA-87)
CTA-DIA - CHINA TELECOM (AMERICAS) CORPORATION (CTUC)
CTAS - L3Harris Technologies, Inc. (L3HT-Z)
CTC - Gearheart Communications Company, Inc (GC-316)
CTC-155 - Cordova Telecom Cooperative, Incorporated (CTC-155)
CTC-BLK-2 - Mosaic Telecom (CTC-128)
CTC-BLK-3 - Mosaic Telecom (CTC-128)
CTC-CIDR-1 - Columbus Telephone Company Incorporated (CT-38)
CTC-INET - Fidelity National Financial Inc. (FNF-4)
CTC-INTERNET - CTC Internet, Inc. (CI-1332)
CTC-NET - Consolidated Communications, Inc. (CONSO-8)
CTCA-DMZ - Cancer Treatment Centers of America, Inc. (CTCA-2)
CTCCP - Coast to Coast Computer Products (CTCCP)
CTCNETWORK - CT Communications Network (CCN-27)
CTE-01 - Carolina Tractor and Equipment Company (CTE-48-Z)
CTE-02 - Carolina Tractor and Equipment Company (CTE-48-Z)
CTEN - Texas State Technical College at Waco (TSTCAW)
CTEN65 - Texas State Technical College at Waco (TSTCAW)
CTGNET - Computer Task Group (CTG-4)
CTHM-3 - Citizens Telephone Company of Higginsville, Missouri (CTHM-3)
CTI-2TEL - Comcast Cable Communications, LLC (CCCS)
CTI-3TEL - Comcast Cable Communications, LLC (CCCS)
CTI-NET-1 - Cumberland Technologies International (CTI)
CTI-NET-2 - Cumberland Technologies International (CTI)
CTI-NET-3 - CTI Networks Inc. (CN-561)
CTI-TEL - Comcast Cable Communications, LLC (CCCS)
CTIFIBER3 - CTI Fiber (CF-694)
CTINETWORK1 - CTI Fiber (COMPU-143)
CTINETWORK2 - CTI Fiber (COMPU-143)
CTL-172 - Clarity Telecom LLC (CTL-172)
CTL-387 - Core Transit LLC (CTL-387)
CTL-SASV4 - CloudTechLabs LLC (CL-1969)
CTL-V4 - CloudTechLabs LLC (CL-1969)
CTNOSC-NET1115115ITSIGBN-NET-TAC-NIPR-NET-1 - United States Department of Defense (DoD) (USDDD)
CTNOSC-NET4 - United States Department of Defense (DoD) (USDDD)
CTNOSC-NET5 - United States Department of Defense (DoD) (USDDD)
CTNOSC-NET6 - United States Department of Defense (DoD) (USDDD)
CTNOSC-NET8 - United States Department of Defense (DoD) (USDDD)
CTNOSC-NETBLK - United States Department of Defense (DoD) (USDDD)
CTNOSC-OCONUS - United States Department of Defense (DoD) (USDDD)
CTP-209-20-152-0 - Digital Fortress (CDL-159)
CTSTATE - State of Connecticut (STATEO-14)
CTSTELECOM-BLK-1 - CTS Communications Corp (CTSC)
CTSTELECOM-BLK-2 - CTS Communications Corp (CTSC)
CTSTELECOM-BLK-3 - CTS Communications Corp (CTSC)
CTT-67 - Citizens Telecommunication Technologies, Inc (CTT-67)
CTT-CORP - Fidelity National Financial Inc. (FNF-4-Z)
CTUC - CHINA TELECOM (AMERICAS) CORPORATION (CTUC)
CTUIR-IPV4-BLOCK01 - Confederated Tribes of the Umatilla Indian Reservation (CTUIR)
CTVEA-1 - Phenix Cable (RGDPC)
CTYA-COLSPR - Century Communications - CableHigh Speed Data Division (CENC)
CU-272 - Communications Unlimited Inc. (CU-272)
CU-CER - University of Colorado (UNIVER-24)
CU-COLOSPGS - University of Colorado, Colorado Springs (UNIVER-67-Z)
CU-NET - Columbia University (COLUMB)
CU-NET-128-59 - Columbia University (COLUMB)
CU-NET-160-39 - Columbia University (COLUMB)
CUA-16 - Cleveland Utilities Authority (CUA-16)
CUANSCHUTZ - University of Colorado Denver (UCAD-1-Z)
CUAS - The Catholic University of America (CUA)
CUBEDATA - Tech10 Networks (ATN-18)
CUCINT - Trilegiant Corporation (TRILE-1-Z)
CUCNET - Trilegiant Corporation (TRILE-1-Z)
CUD-ARIN-TRANSITION-IPV6 - Credit Union of Denver (CUD-4)
CUDENVER - University of Colorado Denver (UCAD-1-Z)
CULLMAN-REGIONAL-MEDICAL-CENTER - Cullman Regional (CRMC-29)
CUMBERLAND-INTERNET - Cumberland Internet, Inc. (CUMBE-6)
CUMBYTEL - PERSONAL TOUCH COMMUNICATIONS, L.P (PTCL-4)
CUMMINS - Cummins Engine Company (CUMMIN-1)
CUMMINS-FS - Cummins Engine Co. (CUMMIN)
CUMULUS - Integral Solutions Group (JMSMI)
CUNY - City University of New York (CUNY-Z)
CUNY-GRAD-1 - Cuny Graduate Center (CGC-3)
CUPANET-BLM - Commonwealth University of Pennsylvania (CUP-47)
CUPANET-LCK - Commonwealth University of Pennsylvania (CUP-47)
CUPANET-MNS - Commonwealth University of Pennsylvania (CUP-47)
CUPHUB - Pennsylvania Western University (PWU-2-Z)
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