Report for 27411

Name

LEASEWEB-USA-CHI - Leaseweb USA, 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.

27411 LEASEWEB-USA-CHI - Leaseweb USA, Inc., US

  Adjacency:     2  Upstream:     2  Downstream:     0
  Upstream Adjacent AS list
    AS174           COGENT-174 - Cogent Communications, LLC, US
    AS3356          LEVEL3 - Level 3 Parent, LLC, US

Announced Prefixes

Rank  AS       Type    Originate Addr Space  (pfx)   Transit Addr space  (pfx)  Description
2434  AS27411        ORIGIN  Originate:      94976 /15.46  Transit:          0 /0.00  LEASEWEB-USA-CHI - Leaseweb USA, 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       %
12619 AS27411       LEASEWEB-USA-CHI - Leaseweb USA, Inc., US         96      6      3     93      3   3.12%


  Prefix               AS Path                              Aggregation Suggestion
  23.19.120.0/22       4777 2497 174 27411    
  23.19.136.0/21       4777 2497 174 27411    
  23.19.176.0/21       4777 2497 174 27411    
  23.19.208.0/22       4777 2497 174 27411    
  23.81.24.0/21        4777 2497 174 27411    
  23.81.152.0/21       4777 2497 174 27411    
  23.82.40.0/21        4777 2497 174 27411    
  23.82.80.0/21        4777 2497 174 27411    
  23.82.104.0/21       4777 2497 174 27411    
  23.83.80.0/20        4777 2497 174 27411    
  23.106.96.0/21       4777 2497 174 27411    
  23.108.64.0/19       4777 2497 174 27411    
  23.111.249.0/24      4777 2497 174 27411    
  31.56.116.0/24       4777 2497 174 27411    
  31.57.192.0/24       4777 2516 3356 27411   
  31.57.233.0/24       4777 2516 3356 27411   
  31.58.145.0/24       4777 2516 3356 27411   
  31.58.149.0/24       4777 2516 3356 27411   
  46.202.57.0/24       4777 2516 3356 27411   
  46.202.60.0/24       4777 2516 3356 27411   
  46.202.64.0/24       4777 2516 3356 27411   
  46.202.67.0/24       4777 2516 3356 27411   
  46.202.71.0/24       4777 2516 3356 27411   
  46.202.78.0/24       4777 2516 3356 27411   
  64.120.12.0/22       4777 2516 174 27411    
  64.120.20.0/22       4777 2497 174 27411    
  64.120.24.0/22       4777 2497 174 27411    
  64.120.32.0/21       4777 2497 174 27411    
  64.120.80.0/21       4777 2497 174 27411    
  69.147.225.0/24      4777 2497 174 27411    
  69.147.228.0/24      4777 2497 174 27411    
  69.147.230.0/24      4777 2497 174 27411    
  69.147.233.0/24      4777 2497 174 27411    
  69.147.234.0/24      4777 2497 174 27411    
  69.147.237.0/24      4777 2497 174 27411    
  69.147.238.0/24      4777 2497 174 27411    
  69.147.242.0/24      4777 2497 174 27411    
  69.147.250.0/24      4777 2497 174 27411    
  69.147.252.0/23      4777 2497 174 27411  + Announce - aggregate of 69.147.252.0/24 (4777 2497 174 27411) and 69.147.253.0/24 (4777 2497 174 27411)
  69.147.252.0/24      4777 2497 174 27411  - Withdrawn - aggregated with 69.147.253.0/24 (4777 2497 174 27411)
  69.147.253.0/24      4777 2497 174 27411  - Withdrawn - aggregated with 69.147.252.0/24 (4777 2497 174 27411)
  69.147.255.0/24      4777 2497 174 27411    
  70.32.33.0/24        4777 2497 174 27411    
  70.32.35.0/24        4777 2497 174 27411    
  70.32.37.0/24        4777 2497 174 27411    
  70.32.39.0/24        4777 2497 174 27411    
  70.32.43.0/24        4777 2497 174 27411    
  72.37.242.0/23       4777 2497 174 27411    
  108.62.24.0/21       4777 2497 174 27411    
  108.62.64.0/21       4777 2497 174 27411    
  108.62.80.0/20       4777 2497 174 27411    
  108.62.100.0/22      4777 2497 174 27411    
  108.62.104.0/22      4777 2497 174 27411    
  108.62.200.0/22      4777 2497 174 27411    
  108.177.212.0/22     4777 2497 174 27411    
  136.0.117.0/24       4777 2516 174 27411    
  136.0.118.0/24       4777 2516 174 27411    
  136.0.180.0/24       4777 2516 174 27411    
  136.0.194.0/23       4777 2516 174 27411  + Announce - aggregate of 136.0.194.0/24 (4777 2516 174 27411) and 136.0.195.0/24 (4777 2516 174 27411)
  136.0.194.0/24       4777 2516 174 27411  - Withdrawn - aggregated with 136.0.195.0/24 (4777 2516 174 27411)
  136.0.195.0/24       4777 2516 174 27411  - Withdrawn - aggregated with 136.0.194.0/24 (4777 2516 174 27411)
  142.111.44.0/24      4777 2516 174 27411    
  142.111.47.0/24      4777 2516 174 27411    
  142.111.122.0/23     4777 2516 174 27411  + Announce - aggregate of 142.111.122.0/24 (4777 2516 174 27411) and 142.111.123.0/24 (4777 2516 174 27411)
  142.111.122.0/24     4777 2516 174 27411  - Withdrawn - aggregated with 142.111.123.0/24 (4777 2516 174 27411)
  142.111.123.0/24     4777 2516 174 27411  - Withdrawn - aggregated with 142.111.122.0/24 (4777 2516 174 27411)
  142.111.124.0/24     4777 2516 174 27411    
  142.111.161.0/24     4777 2516 174 27411    
  144.225.127.0/24     4777 2516 3356 27411   
  148.135.144.0/24     4777 2516 3356 27411   
  152.163.24.0/22      4777 2516 174 27411    
  152.163.36.0/22      4777 2516 174 27411    
  152.163.60.0/22      4777 2516 174 27411    
  152.163.84.0/22      4777 2516 174 27411    
  152.163.136.0/22     4777 2516 174 27411    
  152.163.160.0/22     4777 2516 174 27411    
  152.163.188.0/22     4777 2516 174 27411    
  152.163.212.0/22     4777 2516 174 27411    
  166.88.34.0/24       4777 2516 174 27411    
  172.241.148.0/22     4777 2516 174 27411    
  173.208.8.0/21       4777 2497 174 27411    
  173.208.24.0/21      4777 2497 174 27411    
  173.208.72.0/22      4777 2497 174 27411    
  173.208.80.0/21      4777 2497 174 27411    
  173.208.120.0/24     4777 2497 174 27411    
  173.234.32.0/22      4777 2497 174 27411    
  173.234.40.0/22      4777 2497 174 27411    
  173.234.56.0/21      4777 2497 174 27411    
  173.234.96.0/21      4777 2497 174 27411    
  173.234.192.0/20     4777 2497 174 27411    
  173.234.236.0/22     4777 2516 174 27411    
  174.34.128.0/22      4777 2497 174 27411    
  174.34.154.0/24      4777 2497 174 27411    
  174.34.156.0/22      4777 2497 174 27411    
  174.34.164.0/22      4777 2497 174 27411    
  174.34.172.0/22      4777 2497 174 27411    
  174.34.184.0/23      4777 2497 174 27411    
  216.6.229.0/24       4777 2497 174 27411    
  216.6.239.0/24       4777 2497 174 27411    

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

AS27411   91 More Specifics   96 Total Advertisements   LEASEWEB-USA-CHI - Leaseweb USA, Inc., US
    23.19.120.0/22                23.19.64.0/18
    23.19.136.0/21                23.19.128.0/17
    23.19.176.0/21                23.19.128.0/17
    23.19.208.0/22                23.19.128.0/17
    23.81.24.0/21                 23.81.0.0/19
    23.81.152.0/21                23.81.128.0/17
    23.82.40.0/21                 23.82.0.0/16
    23.82.80.0/21                 23.82.0.0/16
    23.82.104.0/21                23.82.0.0/16
    23.111.249.0/24               23.111.248.0/21
    31.56.116.0/24                31.56.0.0/14
    31.57.192.0/24                31.56.0.0/14
    31.57.233.0/24                31.56.0.0/14
    31.58.145.0/24                31.56.0.0/14
    31.58.149.0/24                31.56.0.0/14
    46.202.57.0/24                46.200.0.0/14
    46.202.60.0/24                46.200.0.0/14
    46.202.64.0/24                46.200.0.0/14
    46.202.67.0/24                46.200.0.0/14
    46.202.71.0/24                46.200.0.0/14
    46.202.78.0/24                46.200.0.0/14
    64.120.12.0/22                64.120.0.0/18
    64.120.20.0/22                64.120.0.0/18
    64.120.24.0/22                64.120.0.0/18
    64.120.32.0/21                64.120.0.0/18
    69.147.225.0/24               69.147.224.0/19
    69.147.228.0/24               69.147.224.0/19
    69.147.230.0/24               69.147.224.0/19
    69.147.233.0/24               69.147.224.0/19
    69.147.234.0/24               69.147.224.0/19
    69.147.237.0/24               69.147.224.0/19
    69.147.238.0/24               69.147.224.0/19
    69.147.242.0/24               69.147.224.0/19
    69.147.250.0/24               69.147.224.0/19
    69.147.252.0/24               69.147.224.0/19
    69.147.253.0/24               69.147.224.0/19
    69.147.255.0/24               69.147.224.0/19
    70.32.33.0/24                 70.32.32.0/20
    70.32.35.0/24                 70.32.32.0/20
    70.32.37.0/24                 70.32.32.0/20
    70.32.39.0/24                 70.32.32.0/20
    70.32.43.0/24                 70.32.32.0/20
    72.37.242.0/23                72.37.128.0/17
    108.62.24.0/21                108.62.0.0/16
    108.62.64.0/21                108.62.0.0/16
    108.62.80.0/20                108.62.0.0/16
    108.62.100.0/22               108.62.0.0/16
    108.62.104.0/22               108.62.0.0/16
    108.62.200.0/22               108.62.0.0/16
    108.177.212.0/22              108.177.128.0/17
    136.0.117.0/24                136.0.0.0/16
    136.0.118.0/24                136.0.0.0/16
    136.0.180.0/24                136.0.0.0/16
    136.0.194.0/24                136.0.0.0/16
    136.0.195.0/24                136.0.0.0/16
    142.111.44.0/24               142.111.0.0/16
    142.111.47.0/24               142.111.0.0/16
    142.111.122.0/24              142.111.0.0/16
    142.111.123.0/24              142.111.0.0/16
    142.111.124.0/24              142.111.0.0/16
    142.111.161.0/24              142.111.0.0/16
    144.225.127.0/24              144.225.0.0/16
    148.135.144.0/24              148.135.0.0/16
    152.163.24.0/22               152.163.0.0/16
    152.163.36.0/22               152.163.0.0/16
    152.163.60.0/22               152.163.0.0/16
    152.163.84.0/22               152.163.0.0/16
    152.163.136.0/22              152.163.0.0/16
    152.163.160.0/22              152.163.0.0/16
    152.163.188.0/22              152.163.0.0/16
    152.163.212.0/22              152.163.0.0/16
    166.88.34.0/24                166.88.0.0/16
    172.241.148.0/22              172.241.128.0/18
    173.208.8.0/21                173.208.0.0/19
    173.208.24.0/21               173.208.0.0/19
    173.208.72.0/22               173.208.64.0/18
    173.208.80.0/21               173.208.64.0/18
    173.208.120.0/24              173.208.64.0/18
    173.234.32.0/22               173.234.32.0/19
    173.234.40.0/22               173.234.32.0/19
    173.234.56.0/21               173.234.32.0/19
    173.234.192.0/20              173.234.192.0/18
    173.234.236.0/22              173.234.192.0/18
    174.34.128.0/22               174.34.128.0/18
    174.34.154.0/24               174.34.128.0/18
    174.34.156.0/22               174.34.128.0/18
    174.34.164.0/22               174.34.128.0/18
    174.34.172.0/22               174.34.128.0/18
    174.34.184.0/23               174.34.128.0/18
    216.6.229.0/24                216.6.224.0/20
    216.6.239.0/24                216.6.224.0/20

Whois Entry

whois: 402332

IANA has recorded AS27411 as originally allocated by 
/usr/bin/whois -h jwhois.apnic.netr "AS27411\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:       27411
             ASName:         LEASEWEB-USA-CHI
             ASHandle:       AS27411
             RegDate:        2017-10-27
             Updated:        2022-03-31
             Comment:        Please send all abuse notifications to the following email address: abuse@us.leaseweb.com. To ensure proper processing of your abuse notification, please visit the website www.leaseweb.com/abuse for notification requirements. All police and other government agency requests must be sent to subpoenas@us.leaseweb.com.
             Ref:            https://rdap.arin.net/registry/autnum/27411
             
             
             OrgName:        Leaseweb USA, Inc.
             OrgId:          LU
             Address:        9480 Innovation Dr
             City:           Manassas
             StateProv:      VA
             PostalCode:     20109
             Country:        US
             RegDate:        2010-09-13
             Updated:        2024-11-25
             Comment:        www.leaseweb.com
             Ref:            https://rdap.arin.net/registry/entity/LU
             
             
             OrgTechHandle: LEASE-ARIN
             OrgTechName:   Leaseweb ARIN
             OrgTechPhone:  +1-571-814-3777 
             OrgTechEmail:  abuse@us.leaseweb.com
             OrgTechRef:    https://rdap.arin.net/registry/entity/LEASE-ARIN
             
             OrgAbuseHandle: LUAD3-ARIN
             OrgAbuseName:   Leaseweb US abuse dept
             OrgAbusePhone:  +1-571-814-3777 
             OrgAbuseEmail:  abuse@us.leaseweb.com
             OrgAbuseRef:    https://rdap.arin.net/registry/entity/LUAD3-ARIN
             
             OrgNOCHandle: LEASE-ARIN
             OrgNOCName:   Leaseweb ARIN
             OrgNOCPhone:  +1-571-814-3777 
             OrgNOCEmail:  abuse@us.leaseweb.com
             OrgNOCRef:    https://rdap.arin.net/registry/entity/LEASE-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.
             #