Report for 210936

Name

B4 - B4 s.r.l., IT

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 AS6447) 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.

210936 B4, IT

  Adjacency:     1  Upstream:     1  Downstream:     0
  Upstream Adjacent AS list
    AS6762          SEABONE-NET TELECOM ITALIA SPARKLE S.p.A., IT

Announced Prefixes

Rank  AS       Type    Originate Addr Space  (pfx)   Transit Addr space  (pfx)  Description
72751 AS210936       ORIGIN  Originate:        256 /24.00  Transit:          0 /0.00  B4, IT

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       %
66525 AS210936      B4, IT                                             1      0      0      1      0   0.00%


  Prefix               AS Path                              Aggregation Suggestion
  37.140.218.0/24      7018 6762 210936       

Whois Entry

whois: 402590

IANA has recorded AS210936 as originally allocated by 
/usr/bin/whois -h jwhois.apnic.netr "AS210936\n             % This is the RIPE Database query service.
             % The objects are in RPSL format.
             %
             % The RIPE Database is subject to Terms and Conditions.
             % See https://docs.db.ripe.net/terms-conditions.html
             
             % Note: this output has been filtered.
             
             % Information related to 'AS208189 - AS214345'
             
             as-block:       AS208189 - AS214345
             descr:          RIPE NCC ASN block
             remarks:        These AS Numbers are assigned to network operators in the RIPE NCC service region.
             mnt-by:         RIPE-NCC-HM-MNT
             created:        2026-02-12T14:40:05Z
             last-modified:  2026-02-12T14:40:05Z
             source:         RIPE
             
             % Information related to 'AS210936'
             
             % Abuse contact for 'AS210936' is 'abuse@b4tlc.it'
             
             aut-num:        AS210936
             as-name:        B4
             org:            ORG-BS568-RIPE
             import:         from AS3269 accept ANY
             export:         to AS3269 announce AS210936
             import:         from AS12874 accept ANY
             export:         to AS12874 announce AS210936
             admin-c:        AR63830-RIPE
             tech-c:         AR63830-RIPE
             status:         ASSIGNED
             mnt-by:         RIPE-NCC-END-MNT
             mnt-by:         lir-it-b4-1-MNT
             created:        2021-08-06T06:50:36Z
             last-modified:  2021-08-06T06:50:36Z
             source:         RIPE
             
             organisation:   ORG-BS568-RIPE
             org-name:       B4 s.r.l.
             country:        IT
             reg-nr:         11151251003
             org-type:       LIR
             address:        Via Salaria 292
             address:        00199
             address:        Roma
             address:        ITALY
             phone:          +39 0695545501
             admin-c:        AR63830-RIPE
             tech-c:         AR63830-RIPE
             abuse-c:        AR63831-RIPE
             mnt-ref:        lir-it-b4-1-MNT
             mnt-by:         RIPE-NCC-HM-MNT
             mnt-by:         lir-it-b4-1-MNT
             created:        2021-08-02T06:51:52Z
             last-modified:  2026-05-13T07:28:46Z
             source:         RIPE # Filtered
             
             %ERROR:201: access denied for 2401:2000:6660:0:0:0:0:13
             %
             % Queries from your IP address have passed the daily limit of controlled objects.
             % Access from your host has been temporarily denied.
             % For more information, see
             % https://docs.db.ripe.net/FAQ#why-did-i-receive-an-error-201-access-denied
             
             % This query was served by the RIPE Database Query Service version 1.122.1 (DEXTER)