Report for 54448

Name

GREENFIELD-COMMUNICATIONS - Greenfield Communications, 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 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.

54448 GREENFIELD-COMMUNICATIONS - Greenfield Communications, Inc., US

  Adjacency:     2  Upstream:     2  Downstream:     0
  Upstream Adjacent AS list
    AS7018          ATT-INTERNET4 - AT&T Enterprises, LLC, US
    AS174           COGENT-174 - Cogent Communications, LLC, US

Announced Prefixes

Rank  AS       Type    Originate Addr Space  (pfx)   Transit Addr space  (pfx)  Description
14390 AS54448        ORIGIN  Originate:       5632 /19.54  Transit:          0 /0.00  GREENFIELD-COMMUNICATIONS - Greenfield Communications, Inc., 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       %
 4950 AS54448       GREENFIELD-COMMUNICATIONS - Greenfield Commun     22     14      4     12     10  45.45%


  Prefix               AS Path                              Aggregation Suggestion
  12.227.96.0/24       4777 2497 7018 54448   
  12.227.97.0/24       4777 2516 174 54448    
  12.227.98.0/23       4777 2516 174 54448  + Announce - aggregate of 12.227.98.0/24 (4777 2516 174 54448) and 12.227.99.0/24 (4777 2516 174 54448)
  12.227.98.0/24       4777 2516 174 54448  - Withdrawn - aggregated with 12.227.99.0/24 (4777 2516 174 54448)
  12.227.99.0/24       4777 2516 174 54448  - Withdrawn - aggregated with 12.227.98.0/24 (4777 2516 174 54448)
  12.227.100.0/24      4777 2516 174 54448    
  12.227.101.0/24      4777 2497 174 54448    
  12.227.102.0/23      4777 2497 174 54448  + Announce - aggregate of 12.227.102.0/24 (4777 2497 174 54448) and 12.227.103.0/24 (4777 2497 174 54448)
  12.227.102.0/24      4777 2497 174 54448  - Withdrawn - aggregated with 12.227.103.0/24 (4777 2497 174 54448)
  12.227.103.0/24      4777 2497 174 54448  - Withdrawn - aggregated with 12.227.102.0/24 (4777 2497 174 54448)
  12.227.104.0/21      4777 2497 174 54448  + Announce - aggregate of 12.227.104.0/22 (4777 2497 174 54448) and 12.227.108.0/22 (4777 2497 174 54448)
  12.227.104.0/24      4777 2497 174 54448  - Withdrawn - aggregated with 12.227.105.0/24 (4777 2497 174 54448)
  12.227.105.0/24      4777 2497 174 54448  - Withdrawn - aggregated with 12.227.104.0/24 (4777 2497 174 54448)
  12.227.106.0/24      4777 2497 174 54448  - Withdrawn - aggregated with 12.227.107.0/24 (4777 2497 174 54448)
  12.227.107.0/24      4777 2497 174 54448  - Withdrawn - aggregated with 12.227.106.0/24 (4777 2497 174 54448)
  12.227.108.0/24      4777 2497 174 54448  - Withdrawn - aggregated with 12.227.109.0/24 (4777 2497 174 54448)
  12.227.109.0/24      4777 2497 174 54448  - Withdrawn - aggregated with 12.227.108.0/24 (4777 2497 174 54448)
  12.227.110.0/24      4777 2497 174 54448  - Withdrawn - aggregated with 12.227.111.0/24 (4777 2497 174 54448)
  12.227.111.0/24      4777 2497 174 54448  - Withdrawn - aggregated with 12.227.110.0/24 (4777 2497 174 54448)
  108.174.208.0/24     4777 2516 174 54448    
  108.174.209.0/24     4777 2497 174 54448    
  108.174.210.0/24     4777 2516 174 54448    
  108.174.211.0/24     4777 2497 174 54448    
  108.174.212.0/23     4777 2497 174 54448  + Announce - aggregate of 108.174.212.0/24 (4777 2497 174 54448) and 108.174.213.0/24 (4777 2497 174 54448)
  108.174.212.0/24     4777 2497 174 54448  - Withdrawn - aggregated with 108.174.213.0/24 (4777 2497 174 54448)
  108.174.213.0/24     4777 2497 174 54448  - Withdrawn - aggregated with 108.174.212.0/24 (4777 2497 174 54448)

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

AS54448   22 More Specifics   22 Total Advertisements   GREENFIELD-COMMUNICATIONS - Greenfield Communications, Inc., US
    12.227.96.0/24                12.0.0.0/8
    12.227.97.0/24                12.0.0.0/8
    12.227.98.0/24                12.0.0.0/8
    12.227.99.0/24                12.0.0.0/8
    12.227.100.0/24               12.0.0.0/8
    12.227.101.0/24               12.0.0.0/8
    12.227.102.0/24               12.0.0.0/8
    12.227.103.0/24               12.0.0.0/8
    12.227.104.0/24               12.0.0.0/8
    12.227.105.0/24               12.0.0.0/8
    12.227.106.0/24               12.0.0.0/8
    12.227.107.0/24               12.0.0.0/8
    12.227.108.0/24               12.0.0.0/8
    12.227.109.0/24               12.0.0.0/8
    12.227.110.0/24               12.0.0.0/8
    12.227.111.0/24               12.0.0.0/8
    108.174.208.0/24              108.174.208.0/20
    108.174.209.0/24              108.174.208.0/20
    108.174.210.0/24              108.174.208.0/20
    108.174.211.0/24              108.174.208.0/20
    108.174.212.0/24              108.174.208.0/20
    108.174.213.0/24              108.174.208.0/20

Whois Entry

whois: 402332

IANA has recorded AS54448 as originally allocated by 
/usr/bin/whois -h jwhois.apnic.netr "AS54448\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:       54448
             ASName:         GREENFIELD-COMMUNICATIONS
             ASHandle:       AS54448
             RegDate:        2012-02-23
             Updated:        2012-02-23
             Comment:        http://www.egreenfield.com/
             Ref:            https://rdap.arin.net/registry/autnum/54448
             
             
             OrgName:        Greenfield Communications, Inc.
             OrgId:          GC-59
             Address:        34112 Violet Lantern St.
             Address:        Ste C
             City:           Dana Point
             StateProv:      CA
             PostalCode:     92629
             Country:        US
             RegDate:        2011-11-11
             Updated:        2024-11-25
             Comment:        http://www.egreenfield.com/noc/
             Comment:        Standard NOC hours are 7am to 11pm PST
             Ref:            https://rdap.arin.net/registry/entity/GC-59
             
             
             OrgAbuseHandle: TANNE8-ARIN
             OrgAbuseName:   Tanner, Tyler 
             OrgAbusePhone:  +1-951-318-4301 
             OrgAbuseEmail:  admin@egreenfield.com
             OrgAbuseRef:    https://rdap.arin.net/registry/entity/TANNE8-ARIN
             
             OrgTechHandle: TANNE8-ARIN
             OrgTechName:   Tanner, Tyler 
             OrgTechPhone:  +1-951-318-4301 
             OrgTechEmail:  admin@egreenfield.com
             OrgTechRef:    https://rdap.arin.net/registry/entity/TANNE8-ARIN
             
             OrgNOCHandle: TANNE8-ARIN
             OrgNOCName:   Tanner, Tyler 
             OrgNOCPhone:  +1-951-318-4301 
             OrgNOCEmail:  admin@egreenfield.com
             OrgNOCRef:    https://rdap.arin.net/registry/entity/TANNE8-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.
             #