AS Number
AS2153
AS Name
CENIC-2153
Org Name
CENIC
Registry

arin

RegDate

1998-08-18

Updated

2024-11-25

AS2153 Looking Glass
IPv4Prefixes

10

IPv6Prefixes

2

IPv4 NUMs

3,840

IPv6 NUMs(/64)

16,842,752

3,840 IPv4 Addresses
CIDR Description IP Num
130.150.12.0/23 California State University, Office of the Chancellor 512
132.241.61.0/24 California State University, Chico 256
137.150.137.0/24 California State Polytechnic University, Humboldt 256
137.164.17.0/24 CENIC 256
137.164.25.0/24 CENIC 256
137.164.26.0/23 CENIC 512
137.164.28.0/24 CENIC 256
146.244.204.0/22 San Diego State University 1024
209.129.60.0/24 CENIC 256
209.129.61.0/24 CENIC 256
CIDR Description IP NUMs(prefix /64)
2001:468:e00::/40 CENIC 16777216
2607:f380:4::/48 CENIC 65536
AS Description Country/Region IPv4 NUMs IPv6 NUMs IPv4 IPv6
AS2152 CENIC-2152 - CENIC, US United States 2,078,720 4,294,967,296 IPv4 IPv4 IPv6 IPv6
AS6509 CANARIE-NTN - CANARIE Inc, CA Canada 768 4,294,967,296 IPv4 IPv4 IPv6 IPv6
AS22388 TRANSPAC - Indiana University, US United States 256 65,536 IPv4 IPv4 IPv6 IPv6
AS38022 REANNZ-NZ-AP - Research and Education Advanced Network New Zealand, NZ New Zealand 13,824 8,589,934,592 IPv4 IPv4 IPv6 IPv6
AS28569 Corporacion Universitaria para el Desarrollo de Internet, A.C., MX Mexico 0 0 IPv6 IPv6
AS17579 KREONET2-AS-KR - KISTI, KR Republic of Korea 6,668 0 IPv4 IPv4 IPv6 IPv6
AS575 DNIC-AS-00575 - Headquarters, USAISC, US United States 0 851,968 IPv6 IPv6
AS195 SDSC-AS - San Diego Supercomputer Center, US United States 154,688 4,294,967,296 IPv4 IPv4
AS293 ESNET, US United States 135,680 4,295,163,904 IPv4 IPv4 IPv6 IPv6
AS2907 SINET-AS - Research Organization of Information and Systems, National Institute of Informatics, JP Japan 8,888,384 8,589,934,592 IPv4 IPv4 IPv6 IPv6
AS6360 UNIVHAWAII - University of Hawaii, US United States 255,232 4,294,967,296 IPv4 IPv4 IPv6 IPv6
AS7575 AARNET-AS-AP - Australian Academic and Research Network, AU Australia 1,221,632 25,769,934,848 IPv4 IPv4 IPv6 IPv6
AS11537 INTERNET2-RESEARCH-EDU - Internet2, US United States 8,960 4,294,967,296 IPv4 IPv4 IPv6 IPv6
AS Description Country/Region IPv4 NUMs IPv6 NUMs IPv4 IPv6
AS5739 UCSC - University of California, Santa Cruz, US United States 131,584 4,294,967,296 IPv4 IPv4 IPv6 IPv6
AS6192 UCDAVIS-CORE - University of California, Davis, US United States 229,632 4,294,967,296 IPv4 IPv4 IPv6 IPv6
AS7539 TWAREN-TW - National Center for High-performance Computing, TW Taiwan 85,504 4,294,967,296 IPv4 IPv4 IPv6 IPv6
AS11096 FLORIDANET, US United States 8,960 4,294,967,296 IPv4 IPv4 IPv6 IPv6
AS32 STANFORD - Stanford University, US United States 329,728 4,295,032,832 IPv4 IPv4 IPv6 IPv6
AS17579 KREONET2-AS-KR - KISTI, KR Republic of Korea 6,668 0 IPv4 IPv4 IPv6 IPv6
AS22388 TRANSPAC - Indiana University, US United States 256 65,536 IPv4 IPv4 IPv6 IPv6
AS38022 REANNZ-NZ-AP - Research and Education Advanced Network New Zealand, NZ New Zealand 13,824 8,589,934,592 IPv4 IPv4 IPv6 IPv6
AS396310 SDSU-SCIENCE-NETWORK - San Diego State University, US United States 512 65,536 IPv4 IPv4 IPv6 IPv6
AS28569 Corporacion Universitaria para el Desarrollo de Internet, A.C., MX Mexico 0 0 IPv4 IPv4
AS16 LBL - Lawrence Berkeley National Laboratory, US United States 131,072 65,536 IPv4 IPv4 IPv6 IPv6
AS101 WASH-NSF-AS - University of Washington, US United States 8,192 4,295,032,832 IPv4 IPv4 IPv6 IPv6
AS668 DNIC-AS-00668 - DoD Network Information Center, US United States 2,652,416 4,294,967,296 IPv4 IPv4 IPv6 IPv6
AS6106 UCR-EDU - University of California, Riverside, US United States 131,328 4,294,967,296 IPv4 IPv4 IPv6 IPv6
AS7377 UCSD - University of California, San Diego, US United States 12,855,552 5,368,709,120 IPv4 IPv4 IPv6 IPv6
AS8075 MICROSOFT-CORP-MSN-AS-BLOCK - Microsoft Corporation, US United States 65,671,680 601,568,837,632 IPv4 IPv4
AS26397 OPTIPUTER - The Regents of the University of California - University of California, San Diego., US United States 8,960 0 IPv4 IPv4
AS46357 CALPOLY-NETLAB - California Polytechnic State University, US United States 1,024 65,536 IPv4 IPv4 IPv6 IPv6
AS24 AS24 - National Aeronautics and Space Administration, US United States 65,536 65,536 IPv4 IPv4 IPv6 IPv6
AS2152 CENIC-2152 - CENIC, US United States 2,078,720 4,294,967,296 IPv4 IPv4 IPv6 IPv6
AS6509 CANARIE-NTN - CANARIE Inc, CA Canada 768 4,294,967,296 IPv4 IPv4 IPv6 IPv6
AS14041 AS14041 - University Corporation for Atmospheric Research, US United States 262,656 16,777,216 IPv4 IPv4 IPv6 IPv6
AS17934 NICT-NET - National Institute of Information and Communications Technology, JP Japan 4,096 4,294,967,296 IPv4 IPv4 IPv6 IPv6
AS131 UCSB-NET-AS - University of California, Santa Barbara, US United States 132,096 4,294,967,296 IPv4 IPv4
AS567 ASN-LNET-AS - Los Nettos, US United States 256 0 IPv4 IPv4 IPv6 IPv6
AS2907 SINET-AS - Research Organization of Information and Systems, National Institute of Informatics, JP Japan 8,888,384 8,589,934,592 IPv4 IPv4 IPv6 IPv6
AS32361 ULTRALIGHT, US United States 1,024 4,295,032,832 IPv4 IPv4 IPv6 IPv6
AS396465 SACSTATE - California State University, Sacramento, US United States 72,704 65,536 IPv4 IPv4
AS40498 ABQG - New Mexico Lambda Rail, Inc., US United States 3,840 4,294,967,296 IPv4 IPv4
AS31 CIT - California Institute of Technology, US United States 131,840 4,294,967,296 IPv4 IPv4 IPv6 IPv6
AS160 U-CHICAGO-AS - The University of Chicago, US United States 115,200 131,072 IPv4 IPv4 IPv6 IPv6
AS195 SDSC-AS - San Diego Supercomputer Center, US United States 154,688 4,294,967,296 IPv4 IPv4 IPv6 IPv6
AS257 DNIC-AS-00257 - Navy Network Information Center (NNIC), US United States 960 65,536 IPv4 IPv4
AS293 ESNET, US United States 135,680 4,295,163,904 IPv4 IPv4 IPv6 IPv6
AS299 UCINET-AS - University of California, Irvine, US United States 262,400 0 IPv4 IPv4
AS22323 UNIVERSITY-OF-CALIFORNIA-MERCED - University of California, Merced, US United States 65,536 0 IPv4 IPv4
AS9 CMU-ROUTER - Carnegie Mellon University, US United States 133,888 4,294,967,296 IPv4 IPv4
AS52 UCLA - University of California, Los Angeles, US United States 329,216 4,294,967,296 IPv4 IPv4 IPv6 IPv6
AS3701 LINK-OREGON - University of Oregon, US United States 170,496 4,294,967,296 IPv4 IPv4 IPv6 IPv6
AS6360 UNIVHAWAII - University of Hawaii, US United States 255,232 4,294,967,296 IPv6 IPv6
AS47 USC-AS - University of Southern California, US United States 67,328 0 IPv4 IPv4
AS1224 NCSA-AS - University of Illinois, US United States 65,792 65,536 IPv4 IPv4
AS5653 UCSF - University of California San Francisco, US United States 196,608 0 IPv4 IPv4
AS7575 AARNET-AS-AP - Australian Academic and Research Network, AU Australia 1,221,632 25,769,934,848 IPv4 IPv4 IPv6 IPv6
AS11537 INTERNET2-RESEARCH-EDU - Internet2, US United States 8,960 4,294,967,296 IPv4 IPv4 IPv6 IPv6
AS46985 HPWREN - The Regents of the University of California - University of California, San Diego., US United States 4,864 0 IPv4 IPv4

Peers at this Exchange Point

Country/Region IX IPv4 IPv6 Port Speed Updated
United States Pacific Wave - Pacific Wave Exchange in LA, Sunnyvale and Seattle 207.231.244.1 2001:504:b:30::1 100 Gbps 2023-06-26 18:06:20
United States Pacific Wave - Pacific Wave Exchange in LA, Sunnyvale and Seattle 207.231.240.129 2001:504:b:20::129 100 Gbps 2023-06-26 18:06:21
United States Pacific Wave - Pacific Wave Exchange in LA, Sunnyvale and Seattle 207.231.243.129 2001:504:b:81::129 100 Gbps 2023-06-26 18:06:21
United States Pacific Wave - Pacific Wave Exchange in LA, Sunnyvale and Seattle 207.231.249.129 2001:504:b:91::129 100 Gbps 2023-06-26 18:06:20
United States Pacific Wave - Pacific Wave Exchange in LA, Sunnyvale and Seattle 207.231.242.129 2001:504:b:21::129 100 Gbps 2023-06-26 18:06:21
United States Pacific Wave - Pacific Wave Exchange in LA, Sunnyvale and Seattle 207.231.241.129 2001:504:b:80::129 100 Gbps 2023-06-26 18:06:20
United States Pacific Wave - Pacific Wave Exchange in LA, Sunnyvale and Seattle 207.231.246.129 2001:504:b:90::129 100 Gbps 2023-06-26 18:06:21
United States Pacific Wave - Pacific Wave Exchange in LA, Sunnyvale and Seattle 207.231.247.1 2001:504:b:31::1 100 Gbps 2023-06-26 18:06:21
United States Pacific Wave - Pacific Wave Exchange in LA, Sunnyvale and Seattle 207.231.245.129 2001:504:b:88::129 100 Gbps 2023-06-26 18:06:20
United States Pacific Wave - Pacific Wave Exchange in LA, Sunnyvale and Seattle 207.231.248.129 2001:504:b:89::129 100 Gbps 2023-06-26 18:06:20
United States Pacific Wave - Pacific Wave Exchange in LA, Sunnyvale and Seattle 207.231.246.1 2001:504:b:90::1 100 Gbps 2023-06-26 18:06:21
United States Pacific Wave - Pacific Wave Exchange in LA, Sunnyvale and Seattle 207.231.249.1 2001:504:b:91::1 100 Gbps 2023-06-26 18:06:21

Private Peering Facilities

Country/Region Name City Website Updated
ASNumber:       2153
ASName:         CENIC-2153
ASHandle:       AS2153
RegDate:        2024-07-08
Updated:        2024-07-08    
Ref:            https://rdap.arin.net/registry/autnum/2153


OrgName:        CENIC
OrgId:          CENIC
Address:        5757 Plaza Drive, Suite 205
City:           Cypress
StateProv:      CA
PostalCode:     90630-5029
Country:        US
RegDate:        1998-08-18
Updated:        2024-11-25
Ref:            https://rdap.arin.net/registry/entity/CENIC


OrgTechHandle: OPERA63-ARIN
OrgTechName:   Admin Domain
OrgTechPhone:  +1-714-220-3494 
OrgTechEmail:  [email protected]
OrgTechRef:    https://rdap.arin.net/registry/entity/OPERA63-ARIN

OrgAbuseHandle: ABUSE711-ARIN
OrgAbuseName:   CENIC Abuse
OrgAbusePhone:  +1-714-220-3494 
OrgAbuseEmail:  [email protected]
OrgAbuseRef:    https://rdap.arin.net/registry/entity/ABUSE711-ARIN