Report for 4133

Name

BITWISE - Bitwise Internet Technologies, 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.

4133 BITWISE - Bitwise Internet Technologies, Inc., US

  Adjacency:     1  Upstream:     1  Downstream:     0
  Upstream Adjacent AS list
    AS6079          RCN-AS - RCN, US

Announced Prefixes

Rank  AS       Type    Originate Addr Space  (pfx)   Transit Addr space  (pfx)  Description
10588 AS4133         ORIGIN  Originate:       9216 /18.83  Transit:          0 /0.00  BITWISE - Bitwise Internet Technologies, 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       %
30565 AS4133        BITWISE - Bitwise Internet Technologies, Inc.      4      0      0      4      0   0.00%


  Prefix               AS Path                              Aggregation Suggestion
  204.97.222.0/23      4777 2497 6079 4133    
  204.249.32.0/20      4777 2497 6079 4133    
  207.41.208.0/20      4777 2497 6079 4133    
  208.29.160.0/23      4777 2497 6079 4133    

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

AS4133   4 More Specifics   4 Total Advertisements   BITWISE - Bitwise Internet Technologies, Inc., US
    204.97.222.0/23               204.96.0.0/15
    204.249.32.0/20               204.248.0.0/14
    207.41.208.0/20               207.40.0.0/14
    208.29.160.0/23               208.0.0.0/11

Whois Entry

whois: 402332

IANA has recorded AS4133 as originally allocated by 
/usr/bin/whois -h jwhois.apnic.netr "AS4133\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:       4133
             ASName:         BITWISE
             ASHandle:       AS4133
             RegDate:        1994-12-01
             Updated:        1998-11-08
             Ref:            https://rdap.arin.net/registry/autnum/4133
             
             
             OrgName:        Bitwise Internet Technologies, Inc.
             OrgId:          BIT-13
             Address:        22 Drydock Avenue
             City:           Boston
             StateProv:      MA
             PostalCode:     02210
             Country:        US
             RegDate:        1994-12-01
             Updated:        2012-10-10
             Ref:            https://rdap.arin.net/registry/entity/BIT-13
             
             
             OrgAbuseHandle: JL237-ARIN
             OrgAbuseName:   Leifman, Jacob 
             OrgAbusePhone:  +1-617-261-7788 
             OrgAbuseEmail:  admin@bitwise.net
             OrgAbuseRef:    https://rdap.arin.net/registry/entity/JL237-ARIN
             
             OrgTechHandle: JL237-ARIN
             OrgTechName:   Leifman, Jacob 
             OrgTechPhone:  +1-617-261-7788 
             OrgTechEmail:  admin@bitwise.net
             OrgTechRef:    https://rdap.arin.net/registry/entity/JL237-ARIN
             
             RTechHandle: JL237-ARIN
             RTechName:   Leifman, Jacob 
             RTechPhone:  +1-617-261-7788 
             RTechEmail:  admin@bitwise.net
             RTechRef:    https://rdap.arin.net/registry/entity/JL237-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.
             #