Report for 396121

Name

BAYER-BERKELEY - Bayer Corporation, 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 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.

396121 BAYER-BERKELEY, US

  Adjacency:     2  Upstream:     2  Downstream:     0
  Upstream Adjacent AS list
    AS32787         PROLEXIC-TECHNOLOGIES-DDOS-MITIGATION-NETWORK, US
    AS701           UUNET, US

Announced Prefixes

Rank  AS       Type    Originate Addr Space  (pfx)   Transit Addr space  (pfx)  Description
44045 AS396121       ORIGIN  Originate:       1024 /22.00  Transit:          0 /0.00  BAYER-BERKELEY, 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       %
75284 AS396121      BAYER-BERKELEY, US                                 3      0      0      3      0   0.00%


  Prefix               AS Path                              Aggregation Suggestion
  149.234.230.0/23     3257 701 396121        
  149.234.230.0/24     2497 32787 396121      
  205.166.66.0/24      3257 701 396121        

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

AS396121   1 More Specifics   2 Total Advertisements   BAYER-BERKELEY, US
    149.234.230.0/24              149.234.228.0/22

Whois Entry

whois: 402603

IANA has recorded AS396121 as originally allocated by 
/usr/bin/whois -h jwhois.apnic.netr "AS396121\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:       396121
             ASName:         BAYER-BERKELEY
             ASHandle:       AS396121
             RegDate:        2017-03-15
             Updated:        2021-01-08
             Ref:            https://rdap.arin.net/registry/autnum/396121
             
             
             OrgName:        Bayer Corporation
             OrgId:          BAYERC-2
             Address:        100 Bayer Road
             City:           Pittsburgh
             StateProv:      PA
             PostalCode:     15205
             Country:        US
             RegDate:        1996-03-13
             Updated:        2008-12-01
             Ref:            https://rdap.arin.net/registry/entity/BAYERC-2
             
             
             OrgNOCHandle: HOSTM1349-ARIN
             OrgNOCName:   Hostmaster
             OrgNOCPhone:  +1-862-404-3000 
             OrgNOCEmail:  hostmaster@bayer.com
             OrgNOCRef:    https://rdap.arin.net/registry/entity/HOSTM1349-ARIN
             
             OrgTechHandle: HOSTM1349-ARIN
             OrgTechName:   Hostmaster
             OrgTechPhone:  +1-862-404-3000 
             OrgTechEmail:  hostmaster@bayer.com
             OrgTechRef:    https://rdap.arin.net/registry/entity/HOSTM1349-ARIN
             
             OrgAbuseHandle: HOSTM1349-ARIN
             OrgAbuseName:   Hostmaster
             OrgAbusePhone:  +1-862-404-3000 
             OrgAbuseEmail:  hostmaster@bayer.com
             OrgAbuseRef:    https://rdap.arin.net/registry/entity/HOSTM1349-ARIN
             
             RNOCHandle: HOSTM1349-ARIN
             RNOCName:   Hostmaster
             RNOCPhone:  +1-862-404-3000 
             RNOCEmail:  hostmaster@bayer.com
             RNOCRef:    https://rdap.arin.net/registry/entity/HOSTM1349-ARIN
             
             RTechHandle: HOSTM1349-ARIN
             RTechName:   Hostmaster
             RTechPhone:  +1-862-404-3000 
             RTechEmail:  hostmaster@bayer.com
             RTechRef:    https://rdap.arin.net/registry/entity/HOSTM1349-ARIN
             
             RAbuseHandle: HOSTM1349-ARIN
             RAbuseName:   Hostmaster
             RAbusePhone:  +1-862-404-3000 
             RAbuseEmail:  hostmaster@bayer.com
             RAbuseRef:    https://rdap.arin.net/registry/entity/HOSTM1349-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.
             #