ASN list

An Autonomous System Number (ASN) is a unique number that allows autonomous systems to exchange routing information with other connected systems.

AS numbers are assigned by the Internet Assigned Numbers Authority (IANA) to Internet Regional Registries (RIRs). The RIR then assigns the ASN to objects in its scope. More information can be obtained from the ASN.

On this page you will find a complete and up-to-date list of all ASNs with detailed data for each autonomous system.

Records in the database: 65327

Last update: 2024-03-28 09:06:43





1 LVLT-1 Level 3 Parent, LLC level3.com
2 UDEL-DCN University of Delaware udel.edu
3 MIT-GATEWAYS Massachusetts Institute of Technology mit.edu
4 ISI-AS University of Southern California isi.edu
5 SYMBOLICS WFA Group LLC
6 BULL-HN ATOS IT Solutions and Services, Inc. atos.net
7 DSTL The Defence Science and Technology Laboratory dstl.gov.uk
8 RICE-AS Rice University rice.edu
9 CMU-ROUTER Carnegie Mellon University cmu.edu
10 CSNET-EXT-AS CSNET Coordination and Information Center (CSNET-CIC) genuity.net
11 HARVARD Harvard University harvard.edu
12 NYU-DOMAIN New York University nyu.edu
13 DNIC-AS-00013 Headquarters, USAISC
14 COLUMBIA-GW Columbia University columbia.edu
15 NET-DYNAMICS-EXP DYNAMICS sri.com
16 LBL Lawrence Berkeley National Laboratory lbl.gov
17 PURDUE Purdue University purdue.edu
18 UTEXAS University of Texas at Austin utexas.edu
19 LEIDOS-AS Leidos, Inc. Leidos.com
20 UR University of Rochester rochester.edu
21 RAND The RAND Corporation rand.org
22 DNIC-AS-00022 Navy Network Information Center (NNIC)
23 AS23 National Aeronautics and Space Administration nasa.gov
24 AS24 National Aeronautics and Space Administration nasa.gov
25 UCB University of California at Berkeley berkeley.edu
26 CORNELL Cornell University cornell.edu
27 UMDNET University of Maryland umd.edu
28 DFVLR-SYS Deutsches Zentrum fuer Luft- und Raumfahrt e.V. dfn.de
29 YALE-AS Yale University yale.edu
30 SRI-AICNET SRI International sri.com
31 CIT California Institute of Technology caltech.edu
32 STANFORD Stanford University stanford.edu
33 HPINC HP Inc. hp.com
34 UDELNET University of Delaware udel.edu
35 MITRE-AS-1 The MITRE Corporation mitre.org
36 EGP-TESTOR SRI International sri.com
37 DNIC-AS-00037 Navy Network Information Center (NNIC)
38 UIUC University of Illinois illinois.edu
39 DNIC-AS-00039 DoD Network Information Center
40 MIT-TEST Massachusetts Institute of Technology mit.edu
41 AS41 National Aeronautics and Space Administration nasa.gov
42 WOODYNET-1 WoodyNet, Inc. pch.net
43 BNL-AS Brookhaven National Laboratory bnl.gov
44 S1-DOMAIN Lawrence Livermore National Laboratory llnl.gov
45 LLL-TIS-AS Lawrence Livermore National Laboratory llnl.gov
46 RUTGERS Rutgers, The State University rutgers.edu
47 USC-AS University of Southern California usc.edu
48 DNIC-AS-00048 Navy Network Information Center (NNIC)
49 US-NATIONAL-INSTITUTE-OF-STANDARDS-AND-TECHNOLOGY US National Institute of Standards & Technology nist.gov
50 ORNL-MSRNET Oak Ridge National Laboratory ornl.gov
51 DNIC-AS-00051 Headquarters, USAISC
52 UCLA University of California, Los Angeles ucla.edu
53 NORTHROP-AS Northrop Grumman Corporation - Automation Sciences Laboratory northrop.com
54 DNIC-AS-00054 Headquarters, USAISC
55 UPENN University of Pennsylvania upenn.edu
56 DNIC-AS-00056 DoD Network Information Center
57 NL-GIGAPOP University of Minnesota umn.edu
58 SSC-299-Z-58 Shared Services Canada gc.ca
59 WISC-MADISON-AS University of Wisconsin Madison wisc.edu
60 AINET-AS60 Advanced Information Technology Services, LLC ai.net
61 DEC-MARLBORO-AS Air Force Systems Networking
62 CONE CyrusOne LLC cyrusone.com
63 LL-MI Massachusetts Institute of Technology mit.edu
64 MITRE-AS-2 The MITRE Corporation mitre.org
65 AF-RASN-65 Air Force Systems Networking
66 DNIC-AS-00066 Headquarters, USAISC
67 SDC-PRC-AS Unisys Corporation unisys.com
68 LANL-INET-AS Los Alamos National Laboratory lanl.gov
69 UPENN-ANYCAST University of Pennsylvania upenn.edu
70 NLM-GW National Library of Medicine nih.gov
71 HPINC HP Inc. hp.com
72 SCHLUMBERGER-AS Schlumberger Limited slb.com
73 WASHINGTON-AS University of Washington uw.edu
74 SSC-299-Z-74 Shared Services Canada gc.ca
75 ANL-AS Argonne National Laboratory anl.gov
76 SDC-CAM-AS Unisys Corporation unisys.com
77 JHUAPL-AS Johns Hopkins University Applied Physics Laboratory jhuapl.edu
78 BA-346-78 BT Americas, Inc bt.com
79 DSPO-HC-AS Los Alamos National Laboratory lanl.gov
80 GE-CRD General Electric Company ge.com
81 NCREN MCNC mcnc.org
82 TWG-DEMO-AS Attachmate Corp. attachmate.com
83 DNIC-AS-00083 Headquarters, USAISC
84 DNIC-AS-00084 Navy Network Information Center (NNIC)
85 AERO-NET The Aerospace Corporation aero.org
86 DXC-AS86 DXC US Latin America Corporation dxc.com
87 INDIANA-AS Indiana University iu.edu
88 PRINCETON-AS Princeton University princeton.edu
89 DNIC-AS-00089 Navy Network Information Center (NNIC)
90 SUN-AS Oracle Corporation oracle.com
91 RPI-AS Rensselaer Polytechnic Institute rpi.edu
92 CLARKSON-AS Clarkson University clarkson.edu
93 NTTA-93 NTT America, Inc. ntt.net
94 DNIC-AS-00094 Headquarters, USAISC
95 DNIC-AS-00095 DoD Network Information Center
96 DNIC-AS-00096 Headquarters, USAISC
97 NTTA-97 NTT America, Inc. ntt.net
98 ROCKEFELLER-AS The Rockefeller University rockefeller.edu
99 INTEL-IWARP Intel Corporation
100 FMC-CTC FMC Central Engineering Laboratories fmc.com