Report for 32537

Name

XILINX - Xilinx Incorporated, 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.

32537 XILINX - Xilinx Incorporated, US

  Adjacency:    10  Upstream:    10  Downstream:     0
  Upstream Adjacent AS list
    AS13335         CLOUDFLARENET - Cloudflare, Inc., US
    AS3356          LEVEL3 - Level 3 Parent, LLC, US
    AS4755          TATACOMM-AS TATA Communications formerly VSNL is Leading ISP, IN
    AS7018          ATT-INTERNET4 - AT&T Enterprises, LLC, US
    AS9498          BBIL-AP BHARTI Airtel Ltd., IN
    AS3257          GTT-BACKBONE GTT, US
    AS4637          ASN-TELSTRA-GLOBAL Telstra Global, HK
    AS33651         CMCS - Comcast Cable Communications, LLC, US
    AS8220          COLT COLT Technology Services Group Limited, GB
    AS393552        COL-LPC - Longmont Power & Communications, US

Announced Prefixes

Rank  AS       Type    Originate Addr Space  (pfx)   Transit Addr space  (pfx)  Description
2946  AS32537        ORIGIN  Originate:      71936 /15.87  Transit:          0 /0.00  XILINX - Xilinx Incorporated, 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       %
16042 AS32537       XILINX - Xilinx Incorporated, US                  20      3      1     18      2  10.00%


  Prefix               AS Path                              Aggregation Suggestion
  149.199.0.0/16       4777 2516 3257 32537   
  149.199.50.0/23      4777 2497 9498 32537   
  149.199.50.0/24      4777 2497 9498 32537 - Withdrawn - matching aggregate 149.199.50.0/23 4777 2497 9498 32537
  149.199.51.0/24      4777 2497 6453 4755 32537   
  149.199.62.0/23      4777 13335 32537       
  149.199.63.0/24      4777 2516 7922 33651 32537   
  149.199.64.0/23      4777 13335 32537       
  149.199.64.0/23      4777 2516 3257 32537 + Announce - aggregate of 149.199.64.0/24 (4777 2516 3257 32537) and 149.199.65.0/24 (4777 2516 3257 32537)
  149.199.64.0/24      4777 2516 3257 32537 - Withdrawn - aggregated with 149.199.65.0/24 (4777 2516 3257 32537)
  149.199.65.0/24      4777 2516 3257 32537 - Withdrawn - aggregated with 149.199.64.0/24 (4777 2516 3257 32537)
  149.199.66.0/24      4777 2516 7922 33651 32537 32537 32537 32537   
  149.199.80.0/23      4777 13335 32537       
  149.199.80.0/24      4777 2516 8220 32537   
  149.199.81.0/24      4777 2497 3356 32537   
  149.199.90.0/23      4777 13335 32537       
  149.199.90.0/24      4777 6939 393552 32537   
  149.199.91.0/24      4777 2497 7018 32537   
  149.199.92.0/24      4777 2497 7018 32537   
  149.199.100.0/23     4777 13335 32537       
  149.199.100.0/24     4777 2497 8220 32537   
  149.199.101.0/24     4777 2516 4637 32537   

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

AS32537   19 More Specifics   20 Total Advertisements   XILINX - Xilinx Incorporated, US
    149.199.50.0/23               149.199.0.0/16
    149.199.50.0/24               149.199.0.0/16
    149.199.51.0/24               149.199.0.0/16
    149.199.62.0/23               149.199.0.0/16
    149.199.63.0/24               149.199.0.0/16
    149.199.64.0/23               149.199.0.0/16
    149.199.64.0/24               149.199.0.0/16
    149.199.65.0/24               149.199.0.0/16
    149.199.66.0/24               149.199.0.0/16
    149.199.80.0/23               149.199.0.0/16
    149.199.80.0/24               149.199.0.0/16
    149.199.81.0/24               149.199.0.0/16
    149.199.90.0/23               149.199.0.0/16
    149.199.90.0/24               149.199.0.0/16
    149.199.91.0/24               149.199.0.0/16
    149.199.92.0/24               149.199.0.0/16
    149.199.100.0/23              149.199.0.0/16
    149.199.100.0/24              149.199.0.0/16
    149.199.101.0/24              149.199.0.0/16

Whois Entry

whois: 402332

IANA has recorded AS32537 as originally allocated by 
/usr/bin/whois -h jwhois.apnic.netr "AS32537\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:       32537
             ASName:         XILINX
             ASHandle:       AS32537
             RegDate:        2010-12-01
             Updated:        2019-10-24
             Ref:            https://rdap.arin.net/registry/autnum/32537
             
             
             OrgName:        Xilinx Incorporated
             OrgId:          XILINX
             Address:        2100 Logic Drive
             City:           San Jose
             StateProv:      CA
             PostalCode:     95124
             Country:        US
             RegDate:        1991-05-13
             Updated:        2025-12-04
             Ref:            https://rdap.arin.net/registry/entity/XILINX
             
             
             OrgTechHandle: PEG5-ARIN
             OrgTechName:   Geddes, Patrick E
             OrgTechPhone:  +1-408-800-7000 
             OrgTechEmail:  pgeddes@xilinx.com
             OrgTechRef:    https://rdap.arin.net/registry/entity/PEG5-ARIN
             
             OrgNOCHandle: NOC1479-ARIN
             OrgNOCName:   Network Operation Center
             OrgNOCPhone:  +1-408-749-3866 
             OrgNOCEmail:  netreg@amd.com
             OrgNOCRef:    https://rdap.arin.net/registry/entity/NOC1479-ARIN
             
             OrgAbuseHandle: PEG5-ARIN
             OrgAbuseName:   Geddes, Patrick E
             OrgAbusePhone:  +1-408-800-7000 
             OrgAbuseEmail:  pgeddes@xilinx.com
             OrgAbuseRef:    https://rdap.arin.net/registry/entity/PEG5-ARIN
             
             OrgTechHandle: LIHE-ARIN
             OrgTechName:   Li, He 
             OrgTechPhone:  +861058728529 
             OrgTechEmail:  he.li@amd.com
             OrgTechRef:    https://rdap.arin.net/registry/entity/LIHE-ARIN
             
             OrgAbuseHandle: AMDCS-ARIN
             OrgAbuseName:   AMD CSIRT
             OrgAbusePhone:  +1-512-602-1000 
             OrgAbuseEmail:  csirt@amd.com
             OrgAbuseRef:    https://rdap.arin.net/registry/entity/AMDCS-ARIN
             
             OrgTechHandle: SRIVA24-ARIN
             OrgTechName:   Srivastava, Vikas 
             OrgTechPhone:  +04067365678 
             OrgTechEmail:  vikas.srivastava@amd.com
             OrgTechRef:    https://rdap.arin.net/registry/entity/SRIVA24-ARIN
             
             OrgTechHandle: GUICO1-ARIN
             OrgTechName:   Guico, Mac 
             OrgTechPhone:  +65-64073308 
             OrgTechEmail:  macg@amd.com
             OrgTechRef:    https://rdap.arin.net/registry/entity/GUICO1-ARIN
             
             RTechHandle: PEG5-ARIN
             RTechName:   Geddes, Patrick E
             RTechPhone:  +1-408-800-7000 
             RTechEmail:  pgeddes@xilinx.com
             RTechRef:    https://rdap.arin.net/registry/entity/PEG5-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.
             #