Report for 14056

Name

SEI - SEI Investments, 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.

14056 SEI - SEI Investments, US

  Adjacency:     3  Upstream:     3  Downstream:     0
  Upstream Adjacent AS list
    AS6461          ZAYO-6461 - Zayo Bandwidth, US
    AS7018          ATT-INTERNET4 - AT&T Enterprises, LLC, US
    AS701           UUNET - Verizon Business, US

Announced Prefixes

Rank  AS       Type    Originate Addr Space  (pfx)   Transit Addr space  (pfx)  Description
44340 AS14056        ORIGIN  Originate:        768 /22.42  Transit:          0 /0.00  SEI - SEI Investments, 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       %
33291 AS14056       SEI - SEI Investments, US                          3      0      0      3      0   0.00%


  Prefix               AS Path                              Aggregation Suggestion
  12.31.24.0/24        4777 2497 7018 14056   
  63.76.137.0/24       4777 2516 701 14056    
  64.125.66.0/24       4777 2497 6461 14056   

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

AS14056   3 More Specifics   3 Total Advertisements   SEI - SEI Investments, US
    12.31.24.0/24                 12.0.0.0/8
    63.76.137.0/24                63.64.0.0/10
    64.125.66.0/24                64.125.0.0/16

Whois Entry

whois: 402613

IANA has recorded AS14056 as originally allocated by 
/usr/bin/whois -h jwhois.apnic.netr "AS14056\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:       14056
             ASName:         SEI
             ASHandle:       AS14056
             RegDate:        1999-10-13
             Updated:        2012-03-02
             Ref:            https://rdap.arin.net/registry/autnum/14056
             
             
             OrgName:        SEI Investments
             OrgId:          SEIINV-1
             Address:        1 Freedom Valley Dr
             City:           Oaks
             StateProv:      PA
             PostalCode:     19456
             Country:        US
             RegDate:        1998-10-08
             Updated:        2011-09-24
             Ref:            https://rdap.arin.net/registry/entity/SEIINV-1
             
             
             OrgTechHandle: KS11-ARIN
             OrgTechName:   Stueve, Kent 
             OrgTechPhone:  +1-610-254-5818 
             OrgTechEmail:  kstueve@seic.com
             OrgTechRef:    https://rdap.arin.net/registry/entity/KS11-ARIN
             
             OrgAbuseHandle: KS11-ARIN
             OrgAbuseName:   Stueve, Kent 
             OrgAbusePhone:  +1-610-254-5818 
             OrgAbuseEmail:  kstueve@seic.com
             OrgAbuseRef:    https://rdap.arin.net/registry/entity/KS11-ARIN
             
             RTechHandle: CD185-ARIN
             RTechName:   DeBernardi, Chris 
             RTechPhone:  +1-610-676-4091 
             RTechEmail:  cdebernardi@seic.com
             RTechRef:    https://rdap.arin.net/registry/entity/CD185-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.
             #