Report for 16477

Name

NCL-203-16477 - Nielsen Consumer 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 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.

16477 ACNIELSEN-AS - ACNIELSEN

  Adjacency:     4  Upstream:     4  Downstream:     0
  Upstream Adjacent AS list
    AS209     ASN-QWEST - Qwest
    AS7018    ATT-INTERNET4 - AT&T WorldNet Services
    AS19024   INTERNAP-BLK5 - Internap Network Services
    AS4323    TWTC - Time Warner Telecom, Inc.

Announced Prefixes

Rank  AS       Type    Originate Addr Space  (pfx)   Transit Addr space  (pfx)  Description
12208 AS16477  ORIGIN  Originate:       2048 /21.00  Transit:          0 /0.00  ACNIELSEN-AS - ACNIELSEN

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       %
11484 AS16477 ACNIELSEN-AS - ACNIELSEN                      7      0      0      7      0   0.00%


  Prefix               AS Path                              Aggregation Suggestion
  12.5.67.0/24         4637 209 16477 16477 16477 16477 16477   
  12.47.101.0/24       4637 4323 16477        
  12.107.122.0/23      4637 3549 19024 19024 16477   
  12.180.165.0/24      4637 3491 3561 7018 16477   
  65.122.246.0/24      4637 209 16477         
  206.102.161.0/24     4637 3491 3561 7018 16477   
  207.250.37.0/24      4637 4323 16477        

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

AS16477   7 More Specifics   7 Total Advertisements   ACNIELSEN-AS - ACNIELSEN
    12.5.67.0/24                  12.0.0.0/8
    12.47.101.0/24                12.0.0.0/8
    12.107.122.0/23               12.0.0.0/8
    12.180.165.0/24               12.0.0.0/8
    65.122.246.0/24               65.112.0.0/12
    206.102.161.0/24              206.100.0.0/14
    207.250.37.0/24               207.250.0.0/16

Whois Entry

whois: 402603

IANA has recorded AS16477 as originally allocated by 
/usr/bin/whois -h jwhois.apnic.netr "AS16477\n             
             #
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             # 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:       16477
             ASName:         NCL-203-16477
             ASHandle:       AS16477
             RegDate:        2023-05-03
             Updated:        2023-05-03
             Ref:            https://rdap.arin.net/registry/autnum/16477
             
             
             OrgName:        Nielsen Consumer LLC
             OrgId:          NCL-203
             Address:        200 W Jackson Blvd
             City:           Chicago
             StateProv:      IL
             PostalCode:     60606
             Country:        US
             RegDate:        2022-01-04
             Updated:        2024-08-05
             Ref:            https://rdap.arin.net/registry/entity/NCL-203
             
             
             OrgNOCHandle: WHITE2731-ARIN
             OrgNOCName:   White, David 
             OrgNOCPhone:  +1-727-421-0847 
             OrgNOCEmail:  david.white@nielseniq.com
             OrgNOCRef:    https://rdap.arin.net/registry/entity/WHITE2731-ARIN
             
             OrgTechHandle: WHITE2731-ARIN
             OrgTechName:   White, David 
             OrgTechPhone:  +1-727-421-0847 
             OrgTechEmail:  david.white@nielseniq.com
             OrgTechRef:    https://rdap.arin.net/registry/entity/WHITE2731-ARIN
             
             OrgRoutingHandle: WHITE2731-ARIN
             OrgRoutingName:   White, David 
             OrgRoutingPhone:  +1-727-421-0847 
             OrgRoutingEmail:  david.white@nielseniq.com
             OrgRoutingRef:    https://rdap.arin.net/registry/entity/WHITE2731-ARIN
             
             OrgDNSHandle: WHITE2731-ARIN
             OrgDNSName:   White, David 
             OrgDNSPhone:  +1-727-421-0847 
             OrgDNSEmail:  david.white@nielseniq.com
             OrgDNSRef:    https://rdap.arin.net/registry/entity/WHITE2731-ARIN
             
             OrgTechHandle: FARAG13-ARIN
             OrgTechName:   Farag, John 
             OrgTechPhone:  +1-727-916-7610 
             OrgTechEmail:  john.farag@nielseniq.com
             OrgTechRef:    https://rdap.arin.net/registry/entity/FARAG13-ARIN
             
             OrgAbuseHandle: BUNNE50-ARIN
             OrgAbuseName:   Bunnell, Scott 
             OrgAbusePhone:  +1-847-466-4673 
             OrgAbuseEmail:  scott.bunnell@nielseniq.com
             OrgAbuseRef:    https://rdap.arin.net/registry/entity/BUNNE50-ARIN
             
             OrgAbuseHandle: WHITE2731-ARIN
             OrgAbuseName:   White, David 
             OrgAbusePhone:  +1-727-421-0847 
             OrgAbuseEmail:  david.white@nielseniq.com
             OrgAbuseRef:    https://rdap.arin.net/registry/entity/WHITE2731-ARIN
             
             OrgTechHandle: BUNNE50-ARIN
             OrgTechName:   Bunnell, Scott 
             OrgTechPhone:  +1-847-466-4673 
             OrgTechEmail:  scott.bunnell@nielseniq.com
             OrgTechRef:    https://rdap.arin.net/registry/entity/BUNNE50-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.
             #