Report for 19801

Name

SANOFI - Sanofi, 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.

19801 GENZYME - Genzyme Corporation

  Adjacency:     2  Upstream:     2  Downstream:     0
  Upstream Adjacent AS list
    AS701     UUNET - MCI Communications Services, Inc. d/b/a Verizon Business
    AS702     AS702 Verizon Business EMEA - Commercial IP service provider in Europe

Announced Prefixes

Rank  AS       Type    Originate Addr Space  (pfx)   Transit Addr space  (pfx)  Description
16205 AS19801  ORIGIN  Originate:        768 /22.42  Transit:          0 /0.00  GENZYME - Genzyme Corporation

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       %
12956 AS19801 GENZYME - Genzyme Corporation                 3      0      0      3      0   0.00%


  Prefix               AS Path                              Aggregation Suggestion
  199.245.32.0/24      4637 3491 701 19801    
  199.245.34.0/24      4637 3491 701 702 19801   
  199.245.35.0/24      4637 3491 701 19801    

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

AS19801   3 More Specifics   3 Total Advertisements   GENZYME - Genzyme Corporation
    199.245.32.0/24               199.245.32.0/20
    199.245.34.0/24               199.245.32.0/20
    199.245.35.0/24               199.245.32.0/20

Whois Entry

whois: 402603

IANA has recorded AS19801 as originally allocated by 
/usr/bin/whois -h jwhois.apnic.netr "AS19801\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:       19801
             ASName:         SANOFI
             ASHandle:       AS19801
             RegDate:        2014-03-31
             Updated:        2019-10-03
             Ref:            https://rdap.arin.net/registry/autnum/19801
             
             
             OrgName:        Sanofi
             OrgId:          SUS-23
             Address:        55 Corporate Drive
             City:           Bridgewater
             StateProv:      NJ
             PostalCode:     08807
             Country:        US
             RegDate:        2018-05-25
             Updated:        2020-05-08
             Ref:            https://rdap.arin.net/registry/entity/SUS-23
             
             
             OrgTechHandle: CITSI-ARIN
             OrgTechName:   CITS IPADMIN
             OrgTechPhone:  +1-908-981-4037 
             OrgTechEmail:  etsipadmin@sanofi.com
             OrgTechRef:    https://rdap.arin.net/registry/entity/CITSI-ARIN
             
             OrgAbuseHandle: CITSI-ARIN
             OrgAbuseName:   CITS IPADMIN
             OrgAbusePhone:  +1-908-981-4037 
             OrgAbuseEmail:  etsipadmin@sanofi.com
             OrgAbuseRef:    https://rdap.arin.net/registry/entity/CITSI-ARIN
             
             OrgAbuseHandle: SUNXI6-ARIN
             OrgAbuseName:   Sun, Xianyi 
             OrgAbusePhone:  +1-201-779-4528 
             OrgAbuseEmail:  xianyi.sun@sanofi.com
             OrgAbuseRef:    https://rdap.arin.net/registry/entity/SUNXI6-ARIN
             
             OrgTechHandle: SUNXI6-ARIN
             OrgTechName:   Sun, Xianyi 
             OrgTechPhone:  +1-201-779-4528 
             OrgTechEmail:  xianyi.sun@sanofi.com
             OrgTechRef:    https://rdap.arin.net/registry/entity/SUNXI6-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.
             #