Report for 1678

Name

DOW - The Dow Chemical Company, 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 AS4637) 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.

1678 DOW - The Dow Chemical Company

  Adjacency:     1  Upstream:     1  Downstream:     0
  Upstream Adjacent AS list
    AS701     UUNET - MCI Communications Services, Inc. d/b/a Verizon Business

Announced Prefixes

Rank  AS       Type    Originate Addr Space  (pfx)   Transit Addr space  (pfx)  Description
8610  AS1678   ORIGIN  Originate:       5376 /19.61  Transit:          0 /0.00  DOW - The Dow Chemical Company

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       %
 3486 AS1678  DOW - The Dow Chemical Company                6      3      1      4      2  33.33%


  Prefix               AS Path                              Aggregation Suggestion
  216.99.64.0/23       4637 3491 701 1678   + Announce - aggregate of 216.99.64.0/24 (4637 3491 701 1678) and 216.99.65.0/24 (4637 3491 701 1678)
  216.99.64.0/24       4637 3491 701 1678   - Withdrawn - aggregated with 216.99.65.0/24 (4637 3491 701 1678)
  216.99.65.0/24       4637 3491 701 1678   - Withdrawn - aggregated with 216.99.64.0/24 (4637 3491 701 1678)
  216.99.68.0/24       4637 3491 701 1678     
  216.99.70.0/24       4637 3491 701 1678     
  216.99.80.0/20       4637 3491 701 1678     
  216.99.86.0/24       4637 3491 701 1678   - Withdrawn - matching aggregate 216.99.80.0/20 4637 3491 701 1678

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

AS1678   6 More Specifics   6 Total Advertisements   DOW - The Dow Chemical Company
    216.99.64.0/24                216.99.64.0/19
    216.99.65.0/24                216.99.64.0/19
    216.99.68.0/24                216.99.64.0/19
    216.99.70.0/24                216.99.64.0/19
    216.99.80.0/20                216.99.64.0/19
    216.99.86.0/24                216.99.64.0/19

Whois Entry

whois: 402603

IANA has recorded AS1678 as originally allocated by 
/usr/bin/whois -h jwhois.apnic.netr "AS1678\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:       1678
             ASName:         DOW
             ASHandle:       AS1678
             RegDate:        1996-11-22
             Updated:        2005-04-29
             Ref:            https://rdap.arin.net/registry/autnum/1678
             
             
             OrgName:        The Dow Chemical Company
             OrgId:          THEDOW
             Address:        2020 DOW Center
             City:           Midland
             StateProv:      MI
             PostalCode:     48674
             Country:        US
             RegDate:        1989-12-21
             Updated:        2020-11-18
             Ref:            https://rdap.arin.net/registry/entity/THEDOW
             
             
             OrgAbuseHandle: CONNE203-ARIN
             OrgAbuseName:   Connectivity Tower
             OrgAbusePhone:  +1-989-264-5156 
             OrgAbuseEmail:  MPoserina@dow.com
             OrgAbuseRef:    https://rdap.arin.net/registry/entity/CONNE203-ARIN
             
             OrgTechHandle: CONNE203-ARIN
             OrgTechName:   Connectivity Tower
             OrgTechPhone:  +1-989-264-5156 
             OrgTechEmail:  MPoserina@dow.com
             OrgTechRef:    https://rdap.arin.net/registry/entity/CONNE203-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.
             #