Report for 4557

Name

SOUTHEAST-TEXAS-GIGAPOP - Rice University, 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.

4557 SOUTHEAST-TEXAS-GIGAPOP - Rice University, US

  Adjacency:    18  Upstream:     4  Downstream:    14
  Upstream Adjacent AS list
    AS2914          NTT-DATA-2914 - NTT America, Inc., US
    AS6461          ZAYO-6461 - Zayo Bandwidth, US
    AS16905         LEARN-RESEARCH - LEARN, US
    AS1299          TWELVE99 - Arelion Sweden AB, SE
  Downstream Adjacent AS list
    AS7276          UNIVERSITY-OF-HOUSTON - University of Houston, US
    AS302           BCM-INFO-NET-AS - Baylor College of Medicine, US
    AS8             RICE-AS - Rice University, US
    AS26633         TEXAS-WOMANS-UNIVERSITY - Texas Woman's University, US
    AS23030         UNIVERSITY-OF-HOUSTON---DOWNTOWN - University of Houston - Downtown, US
    AS394324        AS-PISD-8 - Pearland Independent School District, US
    AS3634          SFASU-AS - Stephen F. Austin State University, US
    AS20099         HMNS - Houston Museum of Natural Science, US
    AS30049         METRO - Metropolitan Transit Authority of Harris County, US
    AS397953        ALVIN-ISD-01 - Alvin Independent School District, US
    AS395708        PEARLANDTX - City of Pearland, US
    AS394801        SFA-ARDC - Stephen F. Austin State University, US
    AS5707          UTHSC-H - The University of Texas Health Science Center at Houston, US
    AS25977         HCCS - HOUSTON COMMUNITY COLLEGE SYSTEM, US

Announced Prefixes

Rank  AS       Type    Originate Addr Space  (pfx)   Transit Addr space  (pfx)  Description
14527 AS4557         ORG+TRN Originate:       5376 /19.61  Transit:     784384 /12.42 SOUTHEAST-TEXAS-GIGAPOP - Rice University, 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       %
11791 AS4557        SOUTHEAST-TEXAS-GIGAPOP - Rice University, US      6      3      0      3      3  50.00%


  Prefix               AS Path                              Aggregation Suggestion
  198.32.224.0/20      4608 7575 1299 4557    
  198.32.229.0/24      4608 7575 11537 16905 4557   
  198.32.232.0/24      4608 7575 1299 4557  - Withdrawn - matching aggregate 198.32.224.0/20 4608 7575 1299 4557
  198.32.233.0/24      4608 7575 1299 4557  - Withdrawn - matching aggregate 198.32.224.0/20 4608 7575 1299 4557
  198.32.234.0/24      4608 7575 1299 4557  - Withdrawn - matching aggregate 198.32.224.0/20 4608 7575 1299 4557
  198.32.238.0/24      4777 2497 6461 4557    

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

AS4557   5 More Specifics   6 Total Advertisements   SOUTHEAST-TEXAS-GIGAPOP - Rice University, US
    198.32.229.0/24               198.32.224.0/20
    198.32.232.0/24               198.32.224.0/20
    198.32.233.0/24               198.32.224.0/20
    198.32.234.0/24               198.32.224.0/20
    198.32.238.0/24               198.32.224.0/20

Whois Entry

whois: 402599

IANA has recorded AS4557 as originally allocated by 
/usr/bin/whois -h jwhois.apnic.netr "AS4557\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:       4557
             ASName:         SOUTHEAST-TEXAS-GIGAPOP
             ASHandle:       AS4557
             RegDate:        1995-04-14
             Updated:        2013-02-05
             Ref:            https://rdap.arin.net/registry/autnum/4557
             
             
             OrgName:        Rice University
             OrgId:          RICEUN
             Address:        Networking MS 119
             Address:        6100 Main Street
             City:           Houston
             StateProv:      TX
             PostalCode:     77005
             Country:        US
             RegDate:        1983-12-02
             Updated:        2024-11-25
             Ref:            https://rdap.arin.net/registry/entity/RICEUN
             
             
             OrgTechHandle: RUH-ORG-ARIN
             OrgTechName:   Rice University Networking
             OrgTechPhone:  +1-713-348-5244 
             OrgTechEmail:  ipadmin@rice.edu
             OrgTechRef:    https://rdap.arin.net/registry/entity/RUH-ORG-ARIN
             
             OrgAbuseHandle: RUH-ORG-ARIN
             OrgAbuseName:   Rice University Networking
             OrgAbusePhone:  +1-713-348-5244 
             OrgAbuseEmail:  ipadmin@rice.edu
             OrgAbuseRef:    https://rdap.arin.net/registry/entity/RUH-ORG-ARIN
             
             OrgTechHandle: HOCKE30-ARIN
             OrgTechName:   Hockett, Matt 
             OrgTechPhone:  +1-713-348-2280 
             OrgTechEmail:  mlh9@rice.edu
             OrgTechRef:    https://rdap.arin.net/registry/entity/HOCKE30-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.
             #