Report for 14524

Name

SERCO-NA - SERCO NA, 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.

14524 SERCO-NA - SERCO NA, US

  Adjacency:     2  Upstream:     2  Downstream:     0
  Upstream Adjacent AS list
    AS3561          CENTURYLINK-LEGACY-SAVVIS - CenturyLink Communications, LLC, US
    AS7018          ATT-INTERNET4 - AT&T Enterprises, LLC, US

Announced Prefixes

Rank  AS       Type    Originate Addr Space  (pfx)   Transit Addr space  (pfx)  Description
24297 AS14524        ORIGIN  Originate:       2048 /21.00  Transit:          0 /0.00  SERCO-NA - SERCO 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       %
12023 AS14524       SERCO-NA - SERCO NA, US                            7      4      1      4      3  42.86%


  Prefix               AS Path                              Aggregation Suggestion
  12.199.72.0/24       4777 2497 7018 14524   
  204.188.186.0/24     4777 2497 3356 3561 14524   
  208.156.64.0/22      4777 2497 3356 3561 14524 + Announce - aggregate of 208.156.64.0/23 (4777 2497 3356 3561 14524) and 208.156.66.0/23 (4777 2497 3356 3561 14524)
  208.156.64.0/23      4777 2497 3356 3561 14524 - Withdrawn - aggregated with 208.156.66.0/23 (4777 2497 3356 3561 14524)
  208.156.65.0/24      4777 2497 3356 3561 14524 - Withdrawn - matching aggregate 208.156.64.0/23 4777 2497 3356 3561 14524
  208.156.66.0/24      4777 2497 3356 3561 14524 - Withdrawn - aggregated with 208.156.67.0/24 (4777 2497 3356 3561 14524)
  208.156.67.0/24      4777 2497 3356 3561 14524 - Withdrawn - aggregated with 208.156.66.0/24 (4777 2497 3356 3561 14524)
  209.27.15.0/24       4777 2497 3356 3561 14524   

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

AS14524   7 More Specifics   7 Total Advertisements   SERCO-NA - SERCO NA, US
    12.199.72.0/24                12.0.0.0/8
    204.188.186.0/24              204.188.160.0/19
    208.156.64.0/23               208.156.0.0/16
    208.156.65.0/24               208.156.0.0/16
    208.156.66.0/24               208.156.0.0/16
    208.156.67.0/24               208.156.0.0/16
    209.27.15.0/24                209.27.0.0/19

Whois Entry

whois: 402591

IANA has recorded AS14524 as originally allocated by 
/usr/bin/whois -h jwhois.apnic.netr "AS14524\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:       14524
             ASName:         SERCO-NA
             ASHandle:       AS14524
             RegDate:        2007-03-14
             Updated:        2025-09-22
             Comment:        http://www.serco-na.com
             Ref:            https://rdap.arin.net/registry/autnum/14524
             
             
             OrgName:        SERCO NA
             OrgId:          SERCO-2
             Address:        2650 Park Tower Dr
             City:           Vienna
             StateProv:      VA
             PostalCode:     22180
             Country:        US
             RegDate:        2007-02-28
             Updated:        2007-02-28
             Comment:        http://www.serco-na.com
             Ref:            https://rdap.arin.net/registry/entity/SERCO-2
             
             
             OrgAbuseHandle: SNNOC-ARIN
             OrgAbuseName:   SERCO NA NETWORK OPERATIONS CENTER
             OrgAbusePhone:  +1-703-263-6006 
             OrgAbuseEmail:  network.engineers@serco-na.com
             OrgAbuseRef:    https://rdap.arin.net/registry/entity/SNNOC-ARIN
             
             OrgNOCHandle: SNNOC-ARIN
             OrgNOCName:   SERCO NA NETWORK OPERATIONS CENTER
             OrgNOCPhone:  +1-703-263-6006 
             OrgNOCEmail:  network.engineers@serco-na.com
             OrgNOCRef:    https://rdap.arin.net/registry/entity/SNNOC-ARIN
             
             OrgTechHandle: SNNOC-ARIN
             OrgTechName:   SERCO NA NETWORK OPERATIONS CENTER
             OrgTechPhone:  +1-703-263-6006 
             OrgTechEmail:  network.engineers@serco-na.com
             OrgTechRef:    https://rdap.arin.net/registry/entity/SNNOC-ARIN
             
             RAbuseHandle: SNNOC-ARIN
             RAbuseName:   SERCO NA NETWORK OPERATIONS CENTER
             RAbusePhone:  +1-703-263-6006 
             RAbuseEmail:  network.engineers@serco-na.com
             RAbuseRef:    https://rdap.arin.net/registry/entity/SNNOC-ARIN
             
             RNOCHandle: SNNOC-ARIN
             RNOCName:   SERCO NA NETWORK OPERATIONS CENTER
             RNOCPhone:  +1-703-263-6006 
             RNOCEmail:  network.engineers@serco-na.com
             RNOCRef:    https://rdap.arin.net/registry/entity/SNNOC-ARIN
             
             RTechHandle: SNNOC-ARIN
             RTechName:   SERCO NA NETWORK OPERATIONS CENTER
             RTechPhone:  +1-703-263-6006 
             RTechEmail:  network.engineers@serco-na.com
             RTechRef:    https://rdap.arin.net/registry/entity/SNNOC-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.
             #