Report for 14148

Name

EXLIBRIS - Ex Libris (USA) Inc, US

AS Adjacency Report

In the context of this report "Upstream" indicates that there is an adjacent AS that lines between the BGP table collection point (in this case at AS2.0) and the specified AS. Similarly, "Downstream" refers to an adjacent AS that lies beyond the specified AS. This upstream / downstream categorisation is strictly a description relative topology, and should not be confused with provider / customer / peer inter-AS relationships.

14148 EXLIBRIS - Ex Libris (USA) Inc, US

  Adjacency:     8  Upstream:     8  Downstream:     0
  Upstream Adjacent AS list
    AS19024         INTERNAP-BLK5 - Unitas Global, US
    AS30282         AS-INAPCDN-OCY - Unitas Global, US
    AS24247         PACKETFABRIC-AS-AP - PacketFabric (Hong Kong) Limited, HK
    AS15830         Equinix - Equinix (EMEA) Acquisition Enterprises B.V., NL
    AS12849         HOTNET-IL - Hot-Net internet services Ltd., IL
    AS174           COGENT-174 - Cogent Communications, LLC, US
    AS3356          LEVEL3 - Level 3 Parent, LLC, US
    AS8220          COLT - COLT Technology Services Group Limited, GB

Announced Prefixes

Rank  AS       Type    Originate Addr Space  (pfx)   Transit Addr space  (pfx)  Description
4791  AS14148        ORIGIN  Originate:      39936 /16.71  Transit:          0 /0.00  EXLIBRIS - Ex Libris (USA) Inc, US

Aggregation Suggestions

        Filter: Aggregates, Specifics

This report does not take into account conditions local to each origin AS in terms of policy or traffic engineering requirements, so this is an approximate guideline as to aggregation possibilities.

 Rank AS            AS Name                                      Current  Wthdw  Aggte  Annce Redctn       %
15594 AS14148       EXLIBRIS - Ex Libris (USA) Inc, US                23      4      2     21      2   8.70%


  Prefix               AS Path                              Aggregation Suggestion
  31.186.254.0/24      4777 2516 174 14148    
  64.74.237.0/24       4777 2516 174 14148    
  66.151.7.0/24        4777 2516 174 14148    
  74.217.12.0/24       4777 2516 174 14148    
  95.172.90.0/24       4777 2516 174 14148    
  117.20.42.0/24       4777 2516 174 14148    
  165.215.0.0/17       4777 2516 174 14148    
  202.58.12.0/24       4777 1828 24247 14148 14148 14148 14148 14148 14148   
  216.17.112.0/22      4777 2516 174 14148    
  216.17.116.0/24      4777 2516 174 14148    
  216.17.118.0/23      4777 2516 3356 14148 + Announce - aggregate of 216.17.118.0/24 (4777 2516 3356 14148) and 216.17.119.0/24 (4777 2516 3356 14148)
  216.17.118.0/24      4777 2516 3356 14148 - Withdrawn - aggregated with 216.17.119.0/24 (4777 2516 3356 14148)
  216.17.119.0/24      4777 2516 3356 14148 - Withdrawn - aggregated with 216.17.118.0/24 (4777 2516 3356 14148)
  216.17.120.0/24      4777 2497 3356 14148   
  216.17.121.0/24      4777 2516 8220 14148   
  216.147.208.0/23     4777 2516 174 14148    
  216.147.212.0/23     4777 2516 3356 14148 + Announce - aggregate of 216.147.212.0/24 (4777 2516 3356 14148) and 216.147.213.0/24 (4777 2516 3356 14148)
  216.147.212.0/24     4777 2516 3356 14148 - Withdrawn - aggregated with 216.147.213.0/24 (4777 2516 3356 14148)
  216.147.213.0/24     4777 2516 3356 14148 - Withdrawn - aggregated with 216.147.212.0/24 (4777 2516 3356 14148)
  216.147.214.0/23     4777 2516 174 14148    
  216.147.218.0/23     4777 2516 8220 14148   
  216.147.220.0/24     4777 2497 174 14148    
  216.147.221.0/24     4608 24115 15830 14148   
  216.147.222.0/24     4777 2497 3356 14148   
  216.147.223.0/24     4777 2497 6453 12849 14148   

Advertisements that are fragments of the original RIR allocation (more specifics) originated by this AS.

AS14148   22 More Specifics   23 Total Advertisements   EXLIBRIS - Ex Libris (USA) Inc, US
    31.186.254.0/24               31.186.240.0/20
    64.74.237.0/24                64.74.128.0/17
    66.151.7.0/24                 66.151.4.0/22
    74.217.12.0/24                74.217.0.0/20
    95.172.90.0/24                95.172.90.0/23
    165.215.0.0/17                165.215.0.0/16
    202.58.12.0/24                202.58.8.0/21
    216.17.112.0/22               216.17.112.0/20
    216.17.116.0/24               216.17.112.0/20
    216.17.118.0/24               216.17.112.0/20
    216.17.119.0/24               216.17.112.0/20
    216.17.120.0/24               216.17.112.0/20
    216.17.121.0/24               216.17.112.0/20
    216.147.208.0/23              216.147.208.0/20
    216.147.212.0/24              216.147.208.0/20
    216.147.213.0/24              216.147.208.0/20
    216.147.214.0/23              216.147.208.0/20
    216.147.218.0/23              216.147.208.0/20
    216.147.220.0/24              216.147.208.0/20
    216.147.221.0/24              216.147.208.0/20
    216.147.222.0/24              216.147.208.0/20
    216.147.223.0/24              216.147.208.0/20

Whois Entry

whois: 402591

IANA has recorded AS14148 as originally allocated by 
/usr/bin/whois -h jwhois.apnic.netr "AS14148\n             
             #
             # ARIN WHOIS data and services are subject to the Terms of Use
             # available at: https://www.arin.net/resources/registry/whois/tou/
             #
             # If you see inaccuracies in the results, please report at
             # https://www.arin.net/resources/registry/whois/inaccuracy_reporting/
             #
             # Copyright 1997-2026, American Registry for Internet Numbers, Ltd.
             #
             
             
             ASNumber:       14148
             ASName:         EXLIBRIS
             ASHandle:       AS14148
             RegDate:        1999-10-27
             Updated:        2014-04-28
             Ref:            https://rdap.arin.net/registry/autnum/14148
             
             
             OrgName:        Ex Libris (USA) Inc
             OrgId:          ELU-2
             Address:        1350 E Touhy Ave.
             Address:        STE 200 E
             City:           DesPlaines
             StateProv:      IL
             PostalCode:     60018
             Country:        US
             RegDate:        2014-02-05
             Updated:        2026-02-24
             Comment:        ExLibris USA Inc.
             Comment:        http://www.exlibrisgroup.com
             Ref:            https://rdap.arin.net/registry/entity/ELU-2
             
             
             OrgAbuseHandle: CLVAB-ARIN
             OrgAbuseName:   CLVAbusePOC
             OrgAbusePhone:  +1-215-386-0100 
             OrgAbuseEmail:  abuse-ni@clarivate.com
             OrgAbuseRef:    https://rdap.arin.net/registry/entity/CLVAB-ARIN
             
             OrgTechHandle: CLVTE-ARIN
             OrgTechName:   CLVTechPOC
             OrgTechPhone:  +1-215-386-0100 
             OrgTechEmail:  tech-ni@clarivate.com
             OrgTechRef:    https://rdap.arin.net/registry/entity/CLVTE-ARIN
             
             
             #
             # ARIN WHOIS data and services are subject to the Terms of Use
             # available at: https://www.arin.net/resources/registry/whois/tou/
             #
             # If you see inaccuracies in the results, please report at
             # https://www.arin.net/resources/registry/whois/inaccuracy_reporting/
             #
             # Copyright 1997-2026, American Registry for Internet Numbers, Ltd.
             #