Report for 11892

Name

PEARSON-NA - NCS Pearson Inc., 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 AS6447) 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.

11892 PEARSON-NA, US

  Adjacency:     3  Upstream:     3  Downstream:     0
  Upstream Adjacent AS list
    AS54825         PACKET, US
    AS15830         EQUINIX, NL
    AS32787         PROLEXIC-TECHNOLOGIES-DDOS-MITIGATION-NETWORK, US

Announced Prefixes

Rank  AS       Type    Originate Addr Space  (pfx)   Transit Addr space  (pfx)  Description
29137 AS11892        ORIGIN  Originate:       1792 /21.19  Transit:          0 /0.00  PEARSON-NA, 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       %
32836 AS11892       PEARSON-NA, US                                     4      0      0      4      0   0.00%


  Prefix               AS Path                              Aggregation Suggestion
  159.182.12.0/24      3303 54825 11892 11892   
  168.146.68.0/22      7018 32787 11892       
  168.146.109.0/24     6939 54825 11892 11892   
  168.146.112.0/24     6939 54825 11892 11892   

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

AS11892   36 More Specifics   36 Total Advertisements   PEARSON-NA, US
    159.182.0.0/21                159.182.0.0/16
    159.182.0.0/22                159.182.0.0/16
    159.182.1.0/24                159.182.0.0/16
    159.182.2.0/24                159.182.0.0/16
    159.182.3.0/24                159.182.0.0/16
    159.182.4.0/22                159.182.0.0/16
    159.182.8.0/23                159.182.0.0/16
    159.182.11.0/24               159.182.0.0/16
    159.182.14.0/24               159.182.0.0/16
    159.182.20.0/23               159.182.0.0/16
    159.182.20.0/24               159.182.0.0/16
    159.182.21.0/24               159.182.0.0/16
    159.182.26.0/24               159.182.0.0/16
    159.182.30.0/23               159.182.0.0/16
    159.182.32.0/21               159.182.0.0/16
    159.182.32.0/24               159.182.0.0/16
    159.182.34.0/23               159.182.0.0/16
    159.182.36.0/22               159.182.0.0/16
    159.182.38.0/24               159.182.0.0/16
    159.182.80.0/22               159.182.0.0/16
    159.182.81.0/24               159.182.0.0/16
    159.182.85.0/24               159.182.0.0/16
    159.182.95.0/24               159.182.0.0/16
    159.182.111.0/24              159.182.0.0/16
    159.182.112.0/23              159.182.0.0/16
    159.182.112.0/24              159.182.0.0/16
    159.182.113.0/24              159.182.0.0/16
    159.182.115.0/24              159.182.0.0/16
    159.182.230.0/24              159.182.0.0/16
    159.182.231.0/24              159.182.0.0/16
    159.182.232.0/23              159.182.0.0/16
    159.182.241.0/24              159.182.0.0/16
    168.146.64.0/23               168.146.0.0/16
    168.146.72.0/21               168.146.0.0/16
    168.146.109.0/24              168.146.0.0/16
    168.146.112.0/24              168.146.0.0/16

Prefixes added and withdrawn by this origin AS in the past 7 days.

    + 159.182.14.0/24             Announced
    + 159.182.80.0/22             Announced
    + 159.182.81.0/24             Announced
    + 159.182.85.0/24             Announced
    + 168.146.112.0/24            Announced

Whois Entry

whois: 402549

IANA has recorded AS11892 as originally allocated by 
/usr/bin/whois -h jwhois.apnic.netr "AS11892\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:       11892
             ASName:         PEARSON-NA
             ASHandle:       AS11892
             RegDate:        1999-01-29
             Updated:        2016-04-12
             Comment:        Pearson Group
             Ref:            https://rdap.arin.net/registry/autnum/11892
             
             
             OrgName:        NCS Pearson Inc.
             OrgId:          NCS-100
             Address:        2510 N. Dodge St
             City:           Iowa City
             StateProv:      IA
             PostalCode:     52245
             Country:        US
             RegDate:        1999-01-29
             Updated:        2013-07-10
             Ref:            https://rdap.arin.net/registry/entity/NCS-100
             
             
             OrgAbuseHandle: PDCNE-ARIN
             OrgAbuseName:   Pearson Data Center Network Engineers
             OrgAbusePhone:  +1-319-341-5597 
             OrgAbuseEmail:  routing@pearson.com
             OrgAbuseRef:    https://rdap.arin.net/registry/entity/PDCNE-ARIN
             
             OrgNOCHandle: PDCNE-ARIN
             OrgNOCName:   Pearson Data Center Network Engineers
             OrgNOCPhone:  +1-319-341-5597 
             OrgNOCEmail:  routing@pearson.com
             OrgNOCRef:    https://rdap.arin.net/registry/entity/PDCNE-ARIN
             
             OrgTechHandle: PDCNE-ARIN
             OrgTechName:   Pearson Data Center Network Engineers
             OrgTechPhone:  +1-319-341-5597 
             OrgTechEmail:  routing@pearson.com
             OrgTechRef:    https://rdap.arin.net/registry/entity/PDCNE-ARIN
             
             RTechHandle: PDCNE-ARIN
             RTechName:   Pearson Data Center Network Engineers
             RTechPhone:  +1-319-341-5597 
             RTechEmail:  routing@pearson.com
             RTechRef:    https://rdap.arin.net/registry/entity/PDCNE-ARIN
             
             RAbuseHandle: PDCNE-ARIN
             RAbuseName:   Pearson Data Center Network Engineers
             RAbusePhone:  +1-319-341-5597 
             RAbuseEmail:  routing@pearson.com
             RAbuseRef:    https://rdap.arin.net/registry/entity/PDCNE-ARIN
             
             RNOCHandle: PDCNE-ARIN
             RNOCName:   Pearson Data Center Network Engineers
             RNOCPhone:  +1-319-341-5597 
             RNOCEmail:  routing@pearson.com
             RNOCRef:    https://rdap.arin.net/registry/entity/PDCNE-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.
             #