Report for 773

Name

PARSONS-PGS-2 - Parsons Corporation, 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.

773 SPARTA-MD-AS - SPARTA, Incorporated

  Adjacency:     1  Upstream:     1  Downstream:     0
  Upstream Adjacent AS list
    AS23126   CENTURYTEL-SOLUTIONS-LLC - CenturyTel Solutions, LLC

Announced Prefixes

Rank  AS       Type    Originate Addr Space  (pfx)   Transit Addr space  (pfx)  Description
9160  AS773    ORIGIN  Originate:       4352 /19.91  Transit:          0 /0.00  SPARTA-MD-AS - SPARTA, Incorporated

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       %
 6630 AS773   SPARTA-MD-AS - SPARTA, Incorporated           5      0      0      5      0   0.00%


  Prefix               AS Path                              Aggregation Suggestion
  157.185.4.0/22       4637 3549 12083 7314 23126 773   
  157.185.56.0/22      4637 3491 3561 7018 23126 773   
  157.185.60.0/22      4637 3549 12083 7314 23126 773   
  157.185.160.0/22     4637 3356 12083 7314 23126 773   
  192.94.119.0/24      4637 3549 12083 7314 23126 773   

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

AS773   7 More Specifics   8 Total Advertisements   SPARTA-MD-AS - SPARTA, Incorporated
    157.185.4.0/22                157.185.0.0/16
    157.185.56.0/22               157.185.0.0/16
    157.185.60.0/22               157.185.0.0/16
    157.185.84.0/22               157.185.0.0/16
    157.185.88.0/21               157.185.0.0/16
    157.185.120.0/22              157.185.0.0/16
    157.185.160.0/22              157.185.0.0/16

Whois Entry

whois: 402603

IANA has recorded AS773 as originally allocated by 
/usr/bin/whois -h jwhois.apnic.netr "AS773\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:       773
             ASName:         PARSONS-PGS-2
             ASHandle:       AS773
             RegDate:        1990-11-09
             Updated:        2015-07-02
             Ref:            https://rdap.arin.net/registry/autnum/773
             
             
             OrgName:        Parsons Corporation
             OrgId:          PCIP
             Address:        100 W. Walnut Street
             City:           Pasadena
             StateProv:      CA
             PostalCode:     91124
             Country:        US
             RegDate:        2011-06-16
             Updated:        2011-09-24
             Ref:            https://rdap.arin.net/registry/entity/PCIP
             
             
             OrgAbuseHandle: HO35-ORG-ARIN
             OrgAbuseName:   Hostmaster
             OrgAbusePhone:  +1-800-252-8108 
             OrgAbuseEmail:  Hostmaster@parsons.com
             OrgAbuseRef:    https://rdap.arin.net/registry/entity/HO35-ORG-ARIN
             
             OrgTechHandle: HO35-ORG-ARIN
             OrgTechName:   Hostmaster
             OrgTechPhone:  +1-800-252-8108 
             OrgTechEmail:  Hostmaster@parsons.com
             OrgTechRef:    https://rdap.arin.net/registry/entity/HO35-ORG-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.
             #