Report for 394105

Name

AMTRUST-NA - AmTrust North America, 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.

394105 AMTRUST-NA - AmTrust North America, Inc., US

  Adjacency:     2  Upstream:     2  Downstream:     0
  Upstream Adjacent AS list
    AS3356          LEVEL3 - Level 3 Parent, LLC, US
    AS15830         EQUINIX, NL

Announced Prefixes

Rank  AS       Type    Originate Addr Space  (pfx)   Transit Addr space  (pfx)  Description
30158 AS394105       ORIGIN  Originate:       1792 /21.19  Transit:          0 /0.00  AMTRUST-NA - AmTrust North America, 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       %
20361 AS394105      AMTRUST-NA - AmTrust North America, Inc., US       5      3      1      3      2  40.00%


  Prefix               AS Path                              Aggregation Suggestion
  172.110.248.0/22     4777 2497 3356 394105 + Announce - aggregate of 172.110.248.0/23 (4777 2497 3356 394105) and 172.110.250.0/23 (4777 2497 3356 394105)
  172.110.248.0/24     4777 2497 3356 394105 - Withdrawn - aggregated with 172.110.249.0/24 (4777 2497 3356 394105)
  172.110.249.0/24     4777 2497 3356 394105 - Withdrawn - aggregated with 172.110.248.0/24 (4777 2497 3356 394105)
  172.110.250.0/23     4777 2497 3356 394105 - Withdrawn - aggregated with 172.110.248.0/23 (4777 2497 3356 394105)
  185.111.20.0/24      4608 7575 15830 394105   
  185.111.22.0/23      4608 7575 15830 394105   

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

AS394105   5 More Specifics   5 Total Advertisements   AMTRUST-NA - AmTrust North America, Inc., US
    172.110.248.0/24              172.110.248.0/22
    172.110.249.0/24              172.110.248.0/22
    172.110.250.0/23              172.110.248.0/22
    185.111.20.0/24               185.111.20.0/22
    185.111.22.0/23               185.111.20.0/22

Whois Entry

whois: 402332

IANA has recorded AS394105 as originally allocated by 
/usr/bin/whois -h jwhois.apnic.netr "AS394105\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:       394105
             ASName:         AMTRUST-NA
             ASHandle:       AS394105
             RegDate:        2015-06-12
             Updated:        2015-06-12
             Ref:            https://rdap.arin.net/registry/autnum/394105
             
             
             OrgName:        AmTrust North America, Inc.
             OrgId:          ANA-88
             Address:        800 Superior E
             City:           Cleveland
             StateProv:      OH
             PostalCode:     44114
             Country:        US
             RegDate:        2013-11-12
             Updated:        2018-06-20
             Comment:        www.amtrustgroup.com
             Comment:        Standard NOC hours are 7AM -6PM
             Ref:            https://rdap.arin.net/registry/entity/ANA-88
             
             
             OrgTechHandle: ATR62-ARIN
             OrgTechName:   AmTrust Tech Role
             OrgTechPhone:  +1-212-220-7120 
             OrgTechEmail:  tech@amtrustgroup.com
             OrgTechRef:    https://rdap.arin.net/registry/entity/ATR62-ARIN
             
             OrgAbuseHandle: AAR86-ARIN
             OrgAbuseName:   AmTrust Abuse Role
             OrgAbusePhone:  +1-212-220-7120 
             OrgAbuseEmail:  abuse@amtrustgroup.com
             OrgAbuseRef:    https://rdap.arin.net/registry/entity/AAR86-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.
             #