Report for 57974

Name

TERACAST-NETWORKS - Teracast Networks 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.

57974 TERACAST-NETWORKS - Teracast Networks LLC, US

  Adjacency:     5  Upstream:     4  Downstream:     1
  Upstream Adjacent AS list
    AS174           COGENT-174 - Cogent Communications, LLC, US
    AS19151         BBO-1 - BroadbandONE, LLC, US
    AS3223          VOXILITY, GB
    AS3257          GTT-BACKBONE GTT, US
  Downstream Adjacent AS list
    AS215030        ASPIREHOSTING, IN

Announced Prefixes

Rank  AS       Type    Originate Addr Space  (pfx)   Transit Addr space  (pfx)  Description
30982 AS57974        ORG+TRN Originate:       1536 /21.42  Transit:        256 /24.00 TERACAST-NETWORKS - Teracast Networks 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       %
24173 AS57974       TERACAST-NETWORKS - Teracast Networks LLC, US      6      2      1      5      1  16.67%


  Prefix               AS Path                              Aggregation Suggestion
  23.153.72.0/24       4777 2497 174 57974    
  130.12.33.0/24       4777 2516 3257 57974   
  130.12.34.0/23       4777 2497 2914 3223 57974 + Announce - aggregate of 130.12.34.0/24 (4777 2497 2914 3223 57974) and 130.12.35.0/24 (4777 2497 2914 3223 57974)
  130.12.34.0/24       4777 2497 2914 3223 57974 - Withdrawn - aggregated with 130.12.35.0/24 (4777 2497 2914 3223 57974)
  130.12.35.0/24       4777 2497 2914 3223 57974 - Withdrawn - aggregated with 130.12.34.0/24 (4777 2497 2914 3223 57974)
  185.108.205.0/24     4777 2497 19151 57974 57974 57974   
  199.48.60.0/24       4777 2516 3257 57974   

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

AS57974   4 More Specifics   6 Total Advertisements   TERACAST-NETWORKS - Teracast Networks LLC, US
    130.12.33.0/24                130.12.32.0/22
    130.12.34.0/24                130.12.32.0/22
    130.12.35.0/24                130.12.32.0/22
    185.108.205.0/24              185.108.204.0/22

Whois Entry

whois: 402332

IANA has recorded AS57974 as originally allocated by 
/usr/bin/whois -h jwhois.apnic.netr "AS57974\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:       57974
             ASName:         TERACAST-NETWORKS
             ASHandle:       AS57974
             RegDate:        2025-04-24
             Updated:        2025-07-15
             Ref:            https://rdap.arin.net/registry/autnum/57974
             
             
             OrgName:        Teracast Networks LLC
             OrgId:          TNL-173
             Address:        8 The Green
             Address:        Suite B
             City:           Dover
             StateProv:      DE
             PostalCode:     19901
             Country:        US
             RegDate:        2024-09-24
             Updated:        2025-10-06
             Ref:            https://rdap.arin.net/registry/entity/TNL-173
             
             
             OrgAbuseHandle: TERAC2-ARIN
             OrgAbuseName:   Teracast Abuse
             OrgAbusePhone:  +1-302-217-6627 
             OrgAbuseEmail:  abuse@teracast.net
             OrgAbuseRef:    https://rdap.arin.net/registry/entity/TERAC2-ARIN
             
             OrgTechHandle: TERAC-ARIN
             OrgTechName:   Teracast NOC
             OrgTechPhone:  +1-302-526-0970 
             OrgTechEmail:  noc@teracast.net
             OrgTechRef:    https://rdap.arin.net/registry/entity/TERAC-ARIN
             
             OrgNOCHandle: TERAC-ARIN
             OrgNOCName:   Teracast NOC
             OrgNOCPhone:  +1-302-526-0970 
             OrgNOCEmail:  noc@teracast.net
             OrgNOCRef:    https://rdap.arin.net/registry/entity/TERAC-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.
             #