Report for 20249

Name

AS20249 - Jefferies LLC, 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.

20249 AS20249 - Jefferies LLC, US

  Adjacency:    15  Upstream:    15  Downstream:     0
  Upstream Adjacent AS list
    AS21859         ZEN-ECN - Zenlayer Inc, US
    AS8220          COLT - COLT Technology Services Group Limited, GB
    AS13335         CLOUDFLARENET - Cloudflare, Inc., US
    AS10913         INTERNAP-BLK - Unitas Global, US
    AS13789         INTERNAP-BLK3 - Unitas Global, US
    AS15570         INAP-LON - PACKETFABRIC (UK) LTD, GB
    AS1828          UNITAS - Unitas Global, US
    AS3491          PCCWG-APAC-HK - PCCW Global (HK) Ltd., HK
    AS6461          ZAYO-6461 - Zayo Bandwidth, US
    AS7018          ATT-INTERNET4 - AT&T Enterprises, LLC, US
    AS9498          BBIL-AP - BHARTI Airtel Ltd., IN
    AS2686          ATGS-MMD-AS - AT&T Enterprises, LLC, US
    AS3356          LEVEL3 - Level 3 Parent, LLC, US
    AS15830         Equinix - Equinix (EMEA) Acquisition Enterprises B.V., NL
    AS2914          NTT-DATA-2914 - NTT America, Inc., US

Announced Prefixes

Rank  AS       Type    Originate Addr Space  (pfx)   Transit Addr space  (pfx)  Description
3473  AS20249        ORIGIN  Originate:      65792 /15.99  Transit:          0 /0.00  AS20249 - Jefferies LLC, 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       %
 3898 AS20249       AS20249 - Jefferies LLC, US                       50     24     11     37     13  26.00%


  Prefix               AS Path                              Aggregation Suggestion
  169.196.0.0/23       4777 1828 13789 20249   
  169.196.0.0/23       4608 13335 20249     + Announce - aggregate of 169.196.0.0/24 (4608 13335 20249) and 169.196.1.0/24 (4608 13335 20249)
  169.196.0.0/24       4608 13335 20249     - Withdrawn - aggregated with 169.196.1.0/24 (4608 13335 20249)
  169.196.1.0/24       4608 13335 20249     - Withdrawn - aggregated with 169.196.0.0/24 (4608 13335 20249)
  169.196.2.0/23       4777 1828 20249        
  169.196.2.0/23       4608 13335 20249     + Announce - aggregate of 169.196.2.0/24 (4608 13335 20249) and 169.196.3.0/24 (4608 13335 20249)
  169.196.2.0/24       4608 13335 20249     - Withdrawn - aggregated with 169.196.3.0/24 (4608 13335 20249)
  169.196.3.0/24       4608 13335 20249     - Withdrawn - aggregated with 169.196.2.0/24 (4608 13335 20249)
  169.196.18.0/23      4608 1221 4637 15830 20249   
  169.196.18.0/23      4608 13335 20249     + Announce - aggregate of 169.196.18.0/24 (4608 13335 20249) and 169.196.19.0/24 (4608 13335 20249)
  169.196.18.0/24      4608 13335 20249     - Withdrawn - aggregated with 169.196.19.0/24 (4608 13335 20249)
  169.196.19.0/24      4608 13335 20249     - Withdrawn - aggregated with 169.196.18.0/24 (4608 13335 20249)
  169.196.48.0/23      4608 7575 6461 20249 20249 20249 20249 20249 20249 20249 20249 20249   
  169.196.52.0/23      4608 24115 9498 20249   
  169.196.55.0/24      4777 4713 2914 20249   
  169.196.56.0/23      4777 2516 3356 20249   
  169.196.68.0/23      4777 4713 2914 20249   
  169.196.71.0/24      4608 7575 3491 20249   
  169.196.72.0/23      4777 1828 15570 20249   
  169.196.72.0/23      4608 13335 20249     + Announce - aggregate of 169.196.72.0/24 (4608 13335 20249) and 169.196.73.0/24 (4608 13335 20249)
  169.196.72.0/24      4608 13335 20249     - Withdrawn - aggregated with 169.196.73.0/24 (4608 13335 20249)
  169.196.73.0/24      4608 13335 20249     - Withdrawn - aggregated with 169.196.72.0/24 (4608 13335 20249)
  169.196.76.0/22      4777 1828 15570 20249   
  169.196.96.0/23      4777 1828 20249        
  169.196.96.0/23      4608 13335 20249     + Announce - aggregate of 169.196.96.0/24 (4608 13335 20249) and 169.196.97.0/24 (4608 13335 20249)
  169.196.96.0/24      4608 13335 20249     - Withdrawn - aggregated with 169.196.97.0/24 (4608 13335 20249)
  169.196.97.0/24      4608 13335 20249     - Withdrawn - aggregated with 169.196.96.0/24 (4608 13335 20249)
  169.196.110.0/24     4777 4713 2914 20249   
  169.196.116.0/24     4608 7575 3356 2686 20249   
  169.196.119.0/24     4777 2497 7018 20249   
  169.196.128.0/18     4777 1828 10913 20249   
  169.196.156.0/24     4608 7575 3356 20249   
  169.196.160.0/19     4777 2516 3356 20249   
  169.196.160.0/19     4608 13335 20249     + Announce - aggregate of 169.196.160.0/20 (4608 13335 20249) and 169.196.176.0/20 (4608 13335 20249)
  169.196.160.0/20     4608 13335 20249     - Withdrawn - aggregated with 169.196.176.0/20 (4608 13335 20249)
  169.196.176.0/20     4608 13335 20249     - Withdrawn - aggregated with 169.196.160.0/20 (4608 13335 20249)
  169.196.196.0/23     4777 1828 20249        
  169.196.196.0/23     4608 13335 20249     + Announce - aggregate of 169.196.196.0/24 (4608 13335 20249) and 169.196.197.0/24 (4608 13335 20249)
  169.196.196.0/24     4608 13335 20249     - Withdrawn - aggregated with 169.196.197.0/24 (4608 13335 20249)
  169.196.197.0/24     4608 13335 20249     - Withdrawn - aggregated with 169.196.196.0/24 (4608 13335 20249)
  169.196.198.0/23     4777 1828 15570 20249   
  169.196.198.0/23     4608 13335 20249     + Announce - aggregate of 169.196.198.0/24 (4608 13335 20249) and 169.196.199.0/24 (4608 13335 20249)
  169.196.198.0/24     4608 13335 20249     - Withdrawn - aggregated with 169.196.199.0/24 (4608 13335 20249)
  169.196.199.0/24     4608 13335 20249     - Withdrawn - aggregated with 169.196.198.0/24 (4608 13335 20249)
  169.196.202.0/23     4777 1828 20249        
  169.196.202.0/23     4608 13335 20249     + Announce - aggregate of 169.196.202.0/24 (4608 13335 20249) and 169.196.203.0/24 (4608 13335 20249)
  169.196.202.0/24     4608 13335 20249     - Withdrawn - aggregated with 169.196.203.0/24 (4608 13335 20249)
  169.196.203.0/24     4608 13335 20249     - Withdrawn - aggregated with 169.196.202.0/24 (4608 13335 20249)
  169.196.219.0/24     4777 2497 3356 20249   
  169.196.220.0/22     4777 1828 10913 20249   
  169.196.224.0/19     4777 1828 10913 20249   
  169.196.240.0/20     4777 2497 3356 20249   
  169.196.240.0/20     4608 13335 20249     + Announce - aggregate of 169.196.240.0/21 (4608 13335 20249) and 169.196.248.0/21 (4608 13335 20249)
  169.196.240.0/21     4608 13335 20249     - Withdrawn - aggregated with 169.196.248.0/21 (4608 13335 20249)
  169.196.248.0/21     4608 13335 20249     - Withdrawn - aggregated with 169.196.240.0/21 (4608 13335 20249)
  185.55.132.0/22      4777 1828 15570 20249   
  185.55.132.0/23      4777 1828 15570 20249 - Withdrawn - matching aggregate 185.55.132.0/22 4777 1828 15570 20249
  185.55.134.0/23      4777 1828 15570 20249 - Withdrawn - matching aggregate 185.55.132.0/22 4777 1828 15570 20249
  185.55.134.0/23      4608 13335 20249     + Announce - aggregate of 185.55.134.0/24 (4608 13335 20249) and 185.55.135.0/24 (4608 13335 20249)
  185.55.134.0/24      4608 13335 20249     - Withdrawn - aggregated with 185.55.135.0/24 (4608 13335 20249)
  185.55.135.0/24      4608 13335 20249     - Withdrawn - aggregated with 185.55.134.0/24 (4608 13335 20249)

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

AS20249   49 More Specifics   50 Total Advertisements   AS20249 - Jefferies LLC, US
    169.196.0.0/23                169.196.0.0/16
    169.196.0.0/24                169.196.0.0/16
    169.196.1.0/24                169.196.0.0/16
    169.196.2.0/23                169.196.0.0/16
    169.196.2.0/24                169.196.0.0/16
    169.196.3.0/24                169.196.0.0/16
    169.196.18.0/23               169.196.0.0/16
    169.196.18.0/24               169.196.0.0/16
    169.196.19.0/24               169.196.0.0/16
    169.196.48.0/23               169.196.0.0/16
    169.196.52.0/23               169.196.0.0/16
    169.196.55.0/24               169.196.0.0/16
    169.196.56.0/23               169.196.0.0/16
    169.196.68.0/23               169.196.0.0/16
    169.196.71.0/24               169.196.0.0/16
    169.196.72.0/23               169.196.0.0/16
    169.196.72.0/24               169.196.0.0/16
    169.196.73.0/24               169.196.0.0/16
    169.196.76.0/22               169.196.0.0/16
    169.196.96.0/23               169.196.0.0/16
    169.196.96.0/24               169.196.0.0/16
    169.196.97.0/24               169.196.0.0/16
    169.196.110.0/24              169.196.0.0/16
    169.196.116.0/24              169.196.0.0/16
    169.196.119.0/24              169.196.0.0/16
    169.196.128.0/18              169.196.0.0/16
    169.196.156.0/24              169.196.0.0/16
    169.196.160.0/19              169.196.0.0/16
    169.196.160.0/20              169.196.0.0/16
    169.196.176.0/20              169.196.0.0/16
    169.196.196.0/23              169.196.0.0/16
    169.196.196.0/24              169.196.0.0/16
    169.196.197.0/24              169.196.0.0/16
    169.196.198.0/23              169.196.0.0/16
    169.196.198.0/24              169.196.0.0/16
    169.196.199.0/24              169.196.0.0/16
    169.196.202.0/23              169.196.0.0/16
    169.196.202.0/24              169.196.0.0/16
    169.196.203.0/24              169.196.0.0/16
    169.196.219.0/24              169.196.0.0/16
    169.196.220.0/22              169.196.0.0/16
    169.196.224.0/19              169.196.0.0/16
    169.196.240.0/20              169.196.0.0/16
    169.196.240.0/21              169.196.0.0/16
    169.196.248.0/21              169.196.0.0/16
    185.55.132.0/23               185.55.132.0/22
    185.55.134.0/23               185.55.132.0/22
    185.55.134.0/24               185.55.132.0/22
    185.55.135.0/24               185.55.132.0/22

Whois Entry

whois: 402591

IANA has recorded AS20249 as originally allocated by 
/usr/bin/whois -h jwhois.apnic.netr "AS20249\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:       20249
             ASName:         AS20249
             ASHandle:       AS20249
             RegDate:        2019-07-08
             Updated:        2020-10-05
             Ref:            https://rdap.arin.net/registry/autnum/20249
             
             
             OrgName:        Jefferies LLC
             OrgId:          JEFFER-2
             Address:        520 Madison Avenue
             Address:        10th Floor
             City:           New York City
             StateProv:      NY
             PostalCode:     10022
             Country:        US
             RegDate:        1995-02-23
             Updated:        2024-01-24
             Ref:            https://rdap.arin.net/registry/entity/JEFFER-2
             
             
             OrgTechHandle: ROBAY16-ARIN
             OrgTechName:   Robayo, Fernando 
             OrgTechPhone:  +1-201-761-7713 
             OrgTechEmail:  frobayo@jefferies.com
             OrgTechRef:    https://rdap.arin.net/registry/entity/ROBAY16-ARIN
             
             OrgTechHandle: NEVAT-ARIN
             OrgTechName:   Nevatia, Anup 
             OrgTechPhone:  +1-201-985-6979 
             OrgTechEmail:  anevatia@jefferies.com
             OrgTechRef:    https://rdap.arin.net/registry/entity/NEVAT-ARIN
             
             OrgTechHandle: NETWO6562-ARIN
             OrgTechName:   Network Engineering
             OrgTechPhone:  +1-201-761-7666 
             OrgTechEmail:  frobayo@jefferies.com
             OrgTechRef:    https://rdap.arin.net/registry/entity/NETWO6562-ARIN
             
             OrgNOCHandle: NETWO6562-ARIN
             OrgNOCName:   Network Engineering
             OrgNOCPhone:  +1-201-761-7666 
             OrgNOCEmail:  frobayo@jefferies.com
             OrgNOCRef:    https://rdap.arin.net/registry/entity/NETWO6562-ARIN
             
             OrgAbuseHandle: NETWO6562-ARIN
             OrgAbuseName:   Network Engineering
             OrgAbusePhone:  +1-201-761-7666 
             OrgAbuseEmail:  frobayo@jefferies.com
             OrgAbuseRef:    https://rdap.arin.net/registry/entity/NETWO6562-ARIN
             
             RNOCHandle: NETWO6562-ARIN
             RNOCName:   Network Engineering
             RNOCPhone:  +1-201-761-7666 
             RNOCEmail:  frobayo@jefferies.com
             RNOCRef:    https://rdap.arin.net/registry/entity/NETWO6562-ARIN
             
             RAbuseHandle: NETWO6562-ARIN
             RAbuseName:   Network Engineering
             RAbusePhone:  +1-201-761-7666 
             RAbuseEmail:  frobayo@jefferies.com
             RAbuseRef:    https://rdap.arin.net/registry/entity/NETWO6562-ARIN
             
             RTechHandle: NETWO6562-ARIN
             RTechName:   Network Engineering
             RTechPhone:  +1-201-761-7666 
             RTechEmail:  frobayo@jefferies.com
             RTechRef:    https://rdap.arin.net/registry/entity/NETWO6562-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.
             #