Report for 20144

Name

IMRS - ICANN, 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 AS4637) 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.

20144 L-ROOT - ICANN

  Adjacency:     2  Upstream:     2  Downstream:     0
  Upstream Adjacent AS list
    AS209     ASN-QWEST - Qwest
    AS6939    HURRICANE - Hurricane Electric

Announced Prefixes

Rank  AS       Type    Originate Addr Space  (pfx)   Transit Addr space  (pfx)  Description
16213 AS20144  ORIGIN  Originate:        768 /22.42  Transit:          0 /0.00  L-ROOT - ICANN

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       %
13105 AS20144 L-ROOT - ICANN                                3      0      0      3      0   0.00%


  Prefix               AS Path                              Aggregation Suggestion
  63.145.189.0/24      4637 6939 20144        
  198.32.64.0/24       4637 6939 20144        
  199.7.83.0/24        4637 6939 20144        

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

AS20144   2 More Specifics   3 Total Advertisements   L-ROOT - ICANN
    63.145.189.0/24               63.144.0.0/13
    198.32.64.0/24                198.32.0.0/16

Whois Entry

whois: 402603

IANA has recorded AS20144 as originally allocated by 
/usr/bin/whois -h jwhois.apnic.netr "AS20144\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:       20144
             ASName:         IMRS
             ASHandle:       AS20144
             RegDate:        2001-03-30
             Updated:        2022-05-04
             Comment:        ICANN - DNS Engineering - www: http://www.dns.icann.org/imrs
             Comment:        
             Comment:        The ICANN Managed Root Server (IMRS), One of the 13 Internet root name server,
             Comment:        is being operated by ICANN
             Comment:        
             Comment:        AS20144 is dedicated for the use of IMRS and
             Comment:        distributed using Anycast.
             Comment:        
             Comment:        24/7/365 NOC via email noc@dns.icann.org via
             Comment:        phone +1.424.217.1313
             Comment:        
             Comment:        Visit http://as20144.peeringdb.com for our
             Comment:        peering information
             Ref:            https://rdap.arin.net/registry/autnum/20144
             
             
             OrgName:        ICANN
             OrgId:          ICANN
             Address:        12025 Waterfront Dr.
             Address:        Suite 300
             City:           Los Angeles
             StateProv:      CA
             PostalCode:     90094
             Country:        US
             RegDate:        2001-03-30
             Updated:        2024-05-31
             Ref:            https://rdap.arin.net/registry/entity/ICANN
             
             
             OrgDNSHandle: ICANN-ARIN
             OrgDNSName:   ICANN DNS
             OrgDNSPhone:  +1-424-217-1313 
             OrgDNSEmail:  noc@dns.icann.org
             OrgDNSRef:    https://rdap.arin.net/registry/entity/ICANN-ARIN
             
             OrgTechHandle: CORZO1-ARIN
             OrgTechName:   Corzo, Eduardo 
             OrgTechPhone:  +1-310-301-5800 
             OrgTechEmail:  eduardo.corzo@icann.org
             OrgTechRef:    https://rdap.arin.net/registry/entity/CORZO1-ARIN
             
             OrgTechHandle: JENKI373-ARIN
             OrgTechName:   Jenkins, Josh 
             OrgTechPhone:  +1-310-578-8699 
             OrgTechEmail:  josh.jenkins@icann.org
             OrgTechRef:    https://rdap.arin.net/registry/entity/JENKI373-ARIN
             
             OrgAbuseHandle: ICANN-NET
             OrgAbuseName:   Internet Corporation for Assigned Names and Number
             OrgAbusePhone:  +1-310-301-3889 
             OrgAbuseEmail:  ops@icann.org
             OrgAbuseRef:    https://rdap.arin.net/registry/entity/ICANN-NET
             
             
             #
             # 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.
             #