Report for 22335

Name

MREN - Metropolitan Research and Education Network, 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.

22335 MREN - Metropolitan Research and Education Network, US

  Adjacency:    13  Upstream:     2  Downstream:    11
  Upstream Adjacent AS list
    AS11164         INTERNET2-I2PX - Internet2, US
    AS11537         INTERNET2-RESEARCH-EDU - Internet2, US
  Downstream Adjacent AS list
    AS11417         NIU - Northern Illinois University, US
    AS29825         IIT-NETWORK-AS - Illinois Institute of Technology, US
    AS7968          LOYOLA-UNIV-CHICAGO - Loyola University Chicago, US
    AS1224          NCSA-AS - University of Illinois, US
    AS18555         THE-ART-INST - The Art Institute of Chicago, US
    AS15119         SOUTHERN-ILLINOIS-UNIVERSITY - Southern Illinois University Carbondale, US
    AS53695         SIUE - Southern Illinois University at Edwardsville, US
    AS20130         DEPAUL - Depaul University, US
    AS103           NWU-AS - Northwestern University, US
    AS6325          ILLINOIS-CENTURY - Illinois Century Network, US
    AS31770         CMMC-I2 - Ann & Robert H. Lurie Childrens Hospital of Chicago, US

Announced Prefixes

Rank  AS       Type    Originate Addr Space  (pfx)   Transit Addr space  (pfx)  Description
59760 AS22335        ORG+TRN Originate:        256 /24.00  Transit:     436992 /13.26 MREN - Metropolitan Research and Education Network, 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       %
36562 AS22335       MREN - Metropolitan Research and Education Ne      1      0      0      1      0   0.00%


  Prefix               AS Path                              Aggregation Suggestion
  74.114.96.0/24       4608 7575 11537 22335   

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

AS22335   1 More Specifics   1 Total Advertisements   MREN - Metropolitan Research and Education Network, US
    74.114.96.0/24                74.114.96.0/22

Whois Entry

whois: 402332

IANA has recorded AS22335 as originally allocated by 
/usr/bin/whois -h jwhois.apnic.netr "AS22335\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:       22335
             ASName:         MREN
             ASHandle:       AS22335
             RegDate:        2001-09-12
             Updated:        2020-07-28
             Ref:            https://rdap.arin.net/registry/autnum/22335
             
             
             OrgName:        Metropolitan Research and Education Network
             OrgId:          MREN-2
             Address:        750 North Lake Shore Drive, Suite 600
             City:           Chicago
             StateProv:      IL
             PostalCode:     60611
             Country:        US
             RegDate:        2001-09-12
             Updated:        2011-09-24
             Ref:            https://rdap.arin.net/registry/entity/MREN-2
             
             
             OrgTechHandle: LW26-ARIN
             OrgTechName:   Winkler, Linda 
             OrgTechPhone:  +1-630-252-7236 
             OrgTechEmail:  winkler@mcs.anl.gov
             OrgTechRef:    https://rdap.arin.net/registry/entity/LW26-ARIN
             
             OrgAbuseHandle: LW26-ARIN
             OrgAbuseName:   Winkler, Linda 
             OrgAbusePhone:  +1-630-252-7236 
             OrgAbuseEmail:  winkler@mcs.anl.gov
             OrgAbuseRef:    https://rdap.arin.net/registry/entity/LW26-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.
             #