AS2153 CENIC
General Info - AS2153
3,136
310,693,935,640,959,629,180,010,496
IP Address Ranges
| Netblock | Number of IPs | |
|---|---|---|
| 130.150.12.0/23 | 512 | |
| 136.168.238.0/24 | 256 | |
| 137.150.137.0/24 | 256 | |
| 137.164.17.0/24 | 256 | |
| 137.164.25.0/24 | 256 | |
| 137.164.26.0/23 | 512 | |
| 137.164.28.0/24 | 256 | |
| 198.188.2.0/26 | 64 | |
| 205.154.51.0/24 | 256 | |
| 209.129.60.0/24 | 256 | |
| 209.129.61.0/24 | 256 |
| Netblock | Number of IPs | |
|---|---|---|
| 2001:468:e00::/40 | 309,485,009,821,345,068,724,781,056 | |
| 2607:f380:4::/48 | 1,208,925,819,614,629,174,706,176 |
Downstreams
- AS9 Carnegie Mellon University
- AS16 Lawrence Berkeley National Laboratory
- AS24 National Aeronautics and Space Administration
- AS31 California Institute of Technology
- AS32 Stanford University
- AS47 University of Southern California
- AS52 University of California Los Angeles
- AS101 University of Washington
- AS131 University of California Santa Barbara
- AS195 San Diego Supercomputer Center
- AS257 Navy Network Information Center (NNIC)
- AS293 ESnet
- AS299 University of California Irvine
- AS567 Los Nettos
- AS668 United States Department of Defense (DOD)
- AS2037 California State University at Fresno
- AS2152 CENIC
- AS2907 Research Organization of Information and Systems National Institute of Informatics
- AS5653 University of California San Francisco
- AS5739 University of California Santa Cruz
- AS6106 University of California Riverside
- AS6192 University of California Davis
- AS6360 University of Hawaii
- AS6509 Canarie Inc
- AS7377 University of California San Diego
- AS7539 National Center for High-Performance Computing
- AS7575 Australian Academic and Research Network (AARNet)
- AS8075 Microsoft Corporation
- AS11096 Floridanet
- AS11537 Internet2
- AS17579 Korea Institute of Science and Technology Information
- AS22323 University of California Merced
- AS26397 The Regents of the University of California - University of California San Diego.
- AS28569 Corporacion Universitaria Para el Desarrollo de Internet A.C.
- AS32361 Ultralight
- AS38022 REANNZ National Research and Education Network
- AS40498 New Mexico Lambda Rail Inc.
- AS46357 California Polytechnic State University
- AS46985 The Regents of the University of California - University of California San Diego.
- AS396310 San Diego State University
- AS396465 California State University Sacramento
What is an Autonomous System (AS)?
An Autonomous System (AS) is a collection of connected networks that operate under a common administrative domain and share routing policies. Each AS is identified by a unique Autonomous System Number (ASN), which is used to exchange routing information with other ASs. AS can control how traffic flows through networks and then filter out unwanted traffic.
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