Report for 396919

Name

SHADOW - Shadow, 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.

396919 SHADOW - Shadow, US

  Adjacency:     1  Upstream:     1  Downstream:     0
  Upstream Adjacent AS list
    AS16276         OVH, FR

Announced Prefixes

Rank  AS       Type    Originate Addr Space  (pfx)   Transit Addr space  (pfx)  Description
18574 AS396919       ORIGIN  Originate:       3840 /20.09  Transit:          0 /0.00  SHADOW - Shadow, 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       %
20413 AS396919      SHADOW - Shadow, US                                8      4      2      6      2  25.00%


  Prefix               AS Path                              Aggregation Suggestion
  66.51.112.0/21       4777 2516 16276 396919 + Announce - aggregate of 66.51.112.0/22 (4777 2516 16276 396919) and 66.51.116.0/22 (4777 2516 16276 396919)
  66.51.112.0/22       4777 2516 16276 396919 - Withdrawn - aggregated with 66.51.116.0/22 (4777 2516 16276 396919)
  66.51.116.0/22       4777 2516 16276 396919 - Withdrawn - aggregated with 66.51.112.0/22 (4777 2516 16276 396919)
  69.58.92.0/23        4777 2497 16276 396919   
  216.180.136.0/24     4777 2516 16276 396919   
  216.180.137.0/24     4777 2497 16276 396919   
  216.180.139.0/24     4777 2497 16276 396919   
  216.180.140.0/23     4777 2497 16276 396919 + Announce - aggregate of 216.180.140.0/24 (4777 2497 16276 396919) and 216.180.141.0/24 (4777 2497 16276 396919)
  216.180.140.0/24     4777 2497 16276 396919 - Withdrawn - aggregated with 216.180.141.0/24 (4777 2497 16276 396919)
  216.180.141.0/24     4777 2497 16276 396919 - Withdrawn - aggregated with 216.180.140.0/24 (4777 2497 16276 396919)

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

AS396919   7 More Specifics   8 Total Advertisements   SHADOW - Shadow, US
    66.51.112.0/22                66.51.112.0/21
    66.51.116.0/22                66.51.112.0/21
    216.180.136.0/24              216.180.128.0/20
    216.180.137.0/24              216.180.128.0/20
    216.180.139.0/24              216.180.128.0/20
    216.180.140.0/24              216.180.128.0/20
    216.180.141.0/24              216.180.128.0/20

Whois Entry

whois: 402332

IANA has recorded AS396919 as originally allocated by 
/usr/bin/whois -h jwhois.apnic.netr "AS396919\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:       396919
             ASName:         SHADOW
             ASHandle:       AS396919
             RegDate:        2018-06-18
             Updated:        2021-12-17
             Ref:            https://rdap.arin.net/registry/autnum/396919
             
             
             OrgName:        Shadow
             OrgId:          SU-645
             Address:        600 California ST
             City:           SAN FRANCISCO
             StateProv:      CA
             PostalCode:     94108
             Country:        US
             RegDate:        2021-10-08
             Updated:        2026-01-09
             Ref:            https://rdap.arin.net/registry/entity/SU-645
             
             
             OrgTechHandle: MAUNO-ARIN
             OrgTechName:   Maunoury, Cedric 
             OrgTechPhone:  +33000000000 
             OrgTechEmail:  cedric.maunoury@shadow.tech
             OrgTechRef:    https://rdap.arin.net/registry/entity/MAUNO-ARIN
             
             OrgTechHandle: NETWO9549-ARIN
             OrgTechName:   network
             OrgTechPhone:  +1-650-597-2177 
             OrgTechEmail:  network@shadow.tech
             OrgTechRef:    https://rdap.arin.net/registry/entity/NETWO9549-ARIN
             
             OrgAbuseHandle: ABUSE8249-ARIN
             OrgAbuseName:   Abuse
             OrgAbusePhone:  +1-650-597-2177 
             OrgAbuseEmail:  abuse@shadow.tech
             OrgAbuseRef:    https://rdap.arin.net/registry/entity/ABUSE8249-ARIN
             
             OrgTechHandle: VANBE19-ARIN
             OrgTechName:   Vanbelle, Edouard 
             OrgTechPhone:  +33610645611 
             OrgTechEmail:  edouard.vanbelle@shadow.tech
             OrgTechRef:    https://rdap.arin.net/registry/entity/VANBE19-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.
             #