Report for 13631

Name

CIG-AS - CITADEL ENTERPRISE AMERICAS LLC, 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.

13631 CIG-AS - CITADEL ENTERPRISE AMERICAS LLC, US

  Adjacency:    10  Upstream:    10  Downstream:     0
  Upstream Adjacent AS list
    AS4657          STARHUB-INTERNET StarHub Ltd, SG
    AS6461          ZAYO-6461 - Zayo Bandwidth, US
    AS13335         CLOUDFLARENET - Cloudflare, Inc., US
    AS23764         CTGNET CTGNet, HK
    AS1221          ASN-TELSTRA Telstra Limited, AU
    AS8220          COLT COLT Technology Services Group Limited, GB
    AS1299          TWELVE99 Arelion, fka Telia Carrier, SE
    AS174           COGENT-174 - Cogent Communications, LLC, US
    AS3356          LEVEL3 - Level 3 Parent, LLC, US
    AS6939          HURRICANE - Hurricane Electric LLC, US

Announced Prefixes

Rank  AS       Type    Originate Addr Space  (pfx)   Transit Addr space  (pfx)  Description
19123 AS13631        ORIGIN  Originate:       3328 /20.30  Transit:          0 /0.00  CIG-AS - CITADEL ENTERPRISE AMERICAS LLC, 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       %
15957 AS13631       CIG-AS - CITADEL ENTERPRISE AMERICAS LLC, US      13      4      2     11      2  15.38%


  Prefix               AS Path                              Aggregation Suggestion
  38.57.54.0/24        4777 2516 174 13631    
  46.255.29.0/24       4777 13335 13631       
  64.22.160.0/23       4777 13335 13631     + Announce - aggregate of 64.22.160.0/24 (4777 13335 13631) and 64.22.161.0/24 (4777 13335 13631)
  64.22.160.0/24       4777 13335 13631     - Withdrawn - aggregated with 64.22.161.0/24 (4777 13335 13631)
  64.22.161.0/24       4777 13335 13631     - Withdrawn - aggregated with 64.22.160.0/24 (4777 13335 13631)
  64.22.164.0/24       4777 2497 3356 13631   
  64.22.172.0/24       4777 2516 1299 13631   
  64.212.61.0/24       4777 2516 3356 13631   
  103.187.70.0/24      4608 7575 8220 13631   
  103.187.71.0/24      4777 23764 13631       
  194.59.56.0/23       4777 6939 13631      + Announce - aggregate of 194.59.56.0/24 (4777 6939 13631) and 194.59.57.0/24 (4777 6939 13631)
  194.59.56.0/24       4777 6939 13631      - Withdrawn - aggregated with 194.59.57.0/24 (4777 6939 13631)
  194.59.57.0/24       4777 6939 13631      - Withdrawn - aggregated with 194.59.56.0/24 (4777 6939 13631)
  202.130.214.0/24     4608 1221 13631        
  216.52.14.0/24       4777 2497 174 13631    

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

AS13631   10 More Specifics   13 Total Advertisements   CIG-AS - CITADEL ENTERPRISE AMERICAS LLC, US
    38.57.54.0/24                 38.0.0.0/8
    64.22.160.0/24                64.22.160.0/20
    64.22.161.0/24                64.22.160.0/20
    64.22.164.0/24                64.22.160.0/20
    64.22.172.0/24                64.22.160.0/20
    64.212.61.0/24                64.212.0.0/15
    103.187.70.0/24               103.187.70.0/23
    103.187.71.0/24               103.187.70.0/23
    194.59.56.0/24                194.59.56.0/23
    194.59.57.0/24                194.59.56.0/23

Whois Entry

whois: 402332

IANA has recorded AS13631 as originally allocated by 
/usr/bin/whois -h jwhois.apnic.netr "AS13631\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:       13631
             ASName:         CIG-AS
             ASHandle:       AS13631
             RegDate:        2005-12-06
             Updated:        2021-10-19
             Ref:            https://rdap.arin.net/registry/autnum/13631
             
             
             OrgName:        CITADEL ENTERPRISE AMERICAS LLC
             OrgId:          CIGL-4
             Address:        131 S. Dearborn
             City:           Chicago
             StateProv:      IL
             PostalCode:     60603
             Country:        US
             RegDate:        2004-11-08
             Updated:        2023-10-25
             Ref:            https://rdap.arin.net/registry/entity/CIGL-4
             
             
             OrgAbuseHandle: COC2-ARIN
             OrgAbuseName:   Citadel Operations Center
             OrgAbusePhone:  +1-312-395-2525 
             OrgAbuseEmail:  opcenter@citadel.com
             OrgAbuseRef:    https://rdap.arin.net/registry/entity/COC2-ARIN
             
             OrgTechHandle: CEN30-ARIN
             OrgTechName:   Core Engineering Networking
             OrgTechPhone:  +1-312-395-2525 
             OrgTechEmail:  coreengineeringnetworking@citadel.com
             OrgTechRef:    https://rdap.arin.net/registry/entity/CEN30-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.
             #