Report for 396290

Name

NCL-203-396290 - 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 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.

396290 NCL-203-396290 - Nielsen Consumer LLC, US

  Adjacency:     1  Upstream:     1  Downstream:     0
  Upstream Adjacent AS list
    AS3356          LEVEL3 - Level 3 Parent, LLC, US

Announced Prefixes

Rank  AS       Type    Originate Addr Space  (pfx)   Transit Addr space  (pfx)  Description
14008 AS396290       ORIGIN  Originate:       6144 /19.42  Transit:          0 /0.00  NCL-203-396290 - Nielsen Consumer 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       %
 8355 AS396290      NCL-203-396290 - Nielsen Consumer LLC, US         17     10      4     11      6  35.29%


  Prefix               AS Path                              Aggregation Suggestion
  138.108.0.0/23       4777 2497 3356 396290 + Announce - aggregate of 138.108.0.0/24 (4777 2497 3356 396290) and 138.108.1.0/24 (4777 2497 3356 396290)
  138.108.0.0/24       4777 2497 3356 396290 - Withdrawn - aggregated with 138.108.1.0/24 (4777 2497 3356 396290)
  138.108.1.0/24       4777 2497 3356 396290 - Withdrawn - aggregated with 138.108.0.0/24 (4777 2497 3356 396290)
  138.108.2.0/24       4777 2497 3356 396290   
  138.108.13.0/24      4777 2497 3356 396290   
  138.108.15.0/24      4777 2497 3356 396290   
  138.108.16.0/21      4777 2497 3356 396290   
  138.108.24.0/23      4777 2497 3356 396290 + Announce - aggregate of 138.108.24.0/24 (4777 2497 3356 396290) and 138.108.25.0/24 (4777 2497 3356 396290)
  138.108.24.0/24      4777 2497 3356 396290 - Withdrawn - aggregated with 138.108.25.0/24 (4777 2497 3356 396290)
  138.108.25.0/24      4777 2497 3356 396290 - Withdrawn - aggregated with 138.108.24.0/24 (4777 2497 3356 396290)
  138.108.26.0/24      4777 2497 3356 396290   
  138.108.28.0/22      4777 2497 3356 396290 + Announce - aggregate of 138.108.28.0/23 (4777 2497 3356 396290) and 138.108.30.0/23 (4777 2497 3356 396290)
  138.108.28.0/24      4777 2497 3356 396290 - Withdrawn - aggregated with 138.108.29.0/24 (4777 2497 3356 396290)
  138.108.29.0/24      4777 2497 3356 396290 - Withdrawn - aggregated with 138.108.28.0/24 (4777 2497 3356 396290)
  138.108.30.0/24      4777 2497 3356 396290 - Withdrawn - aggregated with 138.108.31.0/24 (4777 2497 3356 396290)
  138.108.31.0/24      4777 2497 3356 396290 - Withdrawn - aggregated with 138.108.30.0/24 (4777 2497 3356 396290)
  138.108.34.0/24      4777 2497 3356 396290   
  138.108.46.0/23      4777 2497 3356 396290 + Announce - aggregate of 138.108.46.0/24 (4777 2497 3356 396290) and 138.108.47.0/24 (4777 2497 3356 396290)
  138.108.46.0/24      4777 2497 3356 396290 - Withdrawn - aggregated with 138.108.47.0/24 (4777 2497 3356 396290)
  138.108.47.0/24      4777 2497 3356 396290 - Withdrawn - aggregated with 138.108.46.0/24 (4777 2497 3356 396290)
  138.108.54.0/24      4777 2497 3356 396290   

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

AS396290   17 More Specifics   17 Total Advertisements   NCL-203-396290 - Nielsen Consumer LLC, US
    138.108.0.0/24                138.108.0.0/16
    138.108.1.0/24                138.108.0.0/16
    138.108.2.0/24                138.108.0.0/16
    138.108.13.0/24               138.108.0.0/16
    138.108.15.0/24               138.108.0.0/16
    138.108.16.0/21               138.108.0.0/16
    138.108.24.0/24               138.108.0.0/16
    138.108.25.0/24               138.108.0.0/16
    138.108.26.0/24               138.108.0.0/16
    138.108.28.0/24               138.108.0.0/16
    138.108.29.0/24               138.108.0.0/16
    138.108.30.0/24               138.108.0.0/16
    138.108.31.0/24               138.108.0.0/16
    138.108.34.0/24               138.108.0.0/16
    138.108.46.0/24               138.108.0.0/16
    138.108.47.0/24               138.108.0.0/16
    138.108.54.0/24               138.108.0.0/16

Whois Entry

whois: 402603

IANA has recorded AS396290 as originally allocated by 
/usr/bin/whois -h jwhois.apnic.netr "AS396290\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:       396290
             ASName:         NCL-203-396290
             ASHandle:       AS396290
             RegDate:        2023-05-03
             Updated:        2023-05-03
             Ref:            https://rdap.arin.net/registry/autnum/396290
             
             
             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.
             #