Report for 19941

Name

CONCORDIA-UNIVERSITY-CHICAGO - Concordia University Chicago, 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.

19941 CONCORDIA-UNIVERSITY-CHICAGO - Concordia University Chicago, US

  Adjacency:     1  Upstream:     1  Downstream:     0
  Upstream Adjacent AS list
    AS33491         COMCAST-33491 - Comcast Cable Communications, LLC, US

Announced Prefixes

Rank  AS       Type    Originate Addr Space  (pfx)   Transit Addr space  (pfx)  Description
35128 AS19941        ORIGIN  Originate:       1024 /22.00  Transit:          0 /0.00  CONCORDIA-UNIVERSITY-CHICAGO - Concordia University Chicago, 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       %
35268 AS19941       CONCORDIA-UNIVERSITY-CHICAGO - Concordia Univ      1      0      0      1      0   0.00%


  Prefix               AS Path                              Aggregation Suggestion
  66.99.8.0/22         4777 2516 7922 33491 19941   

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

AS19941   1 More Specifics   1 Total Advertisements   CONCORDIA-UNIVERSITY-CHICAGO - Concordia University Chicago, US
    66.99.8.0/22                  66.99.0.0/16

Whois Entry

whois: 402613

IANA has recorded AS19941 as originally allocated by 
/usr/bin/whois -h jwhois.apnic.netr "AS19941\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:       19941
             ASName:         CONCORDIA-UNIVERSITY-CHICAGO
             ASHandle:       AS19941
             RegDate:        2010-05-10
             Updated:        2012-03-02
             Ref:            https://rdap.arin.net/registry/autnum/19941
             
             
             OrgName:        Concordia University Chicago
             OrgId:          CONCO-85
             Address:        7400 Augusta St
             City:           River Forest
             StateProv:      IL
             PostalCode:     60305
             Country:        US
             RegDate:        2010-04-01
             Updated:        2018-04-03
             Ref:            https://rdap.arin.net/registry/entity/CONCO-85
             
             
             OrgNOCHandle: NOC11412-ARIN
             OrgNOCName:   Network Operations Center
             OrgNOCPhone:  +1-708-488-4138 
             OrgNOCEmail:  cnet.noc@cuchicago.edu
             OrgNOCRef:    https://rdap.arin.net/registry/entity/NOC11412-ARIN
             
             OrgTechHandle: IRONS1-ARIN
             OrgTechName:   Irons, Joe 
             OrgTechPhone:  +1-708-209-3015 
             OrgTechEmail:  joe.irons@cuchicago.edu
             OrgTechRef:    https://rdap.arin.net/registry/entity/IRONS1-ARIN
             
             OrgAbuseHandle: IRONS1-ARIN
             OrgAbuseName:   Irons, Joe 
             OrgAbusePhone:  +1-708-209-3015 
             OrgAbuseEmail:  joe.irons@cuchicago.edu
             OrgAbuseRef:    https://rdap.arin.net/registry/entity/IRONS1-ARIN
             
             RTechHandle: TWI114-ARIN
             RTechName:   Wier, Tim 
             RTechPhone:  +1-708-209-3565 
             RTechEmail:  tim.wier@cuchicago.edu
             RTechRef:    https://rdap.arin.net/registry/entity/TWI114-ARIN
             
             RAbuseHandle: TWI114-ARIN
             RAbuseName:   Wier, Tim 
             RAbusePhone:  +1-708-209-3565 
             RAbuseEmail:  tim.wier@cuchicago.edu
             RAbuseRef:    https://rdap.arin.net/registry/entity/TWI114-ARIN
             
             RNOCHandle: NOC11412-ARIN
             RNOCName:   Network Operations Center
             RNOCPhone:  +1-708-488-4138 
             RNOCEmail:  cnet.noc@cuchicago.edu
             RNOCRef:    https://rdap.arin.net/registry/entity/NOC11412-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.
             #