Report for 2532

Name

LOC - Library of Congress, 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.

2532 LOC - Library of Congress

  Adjacency:     3  Upstream:     3  Downstream:     0
  Upstream Adjacent AS list
    AS16852   BROADWING-FOCAL - Broadwing Communications Services, Inc.
    AS7018    ATT-INTERNET4 - AT&T WorldNet Services
    AS701     UUNET - MCI Communications Services, Inc. d/b/a Verizon Business

Announced Prefixes

Rank  AS       Type    Originate Addr Space  (pfx)   Transit Addr space  (pfx)  Description
2174  AS2532   ORIGIN  Originate:      67840 /15.95  Transit:          0 /0.00  LOC - Library of Congress

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       %
 3501 AS2532  LOC - Library of Congress                    10      4      2      8      2  20.00%


  Prefix               AS Path                              Aggregation Suggestion
  140.147.0.0/16       4637 3491 701 2532     
  140.147.218.0/24     4637 3356 6395 16852 2532   
  140.147.219.0/24     4637 3491 3561 7018 2532   
  140.147.230.0/24     4637 3491 3561 7018 2532   
  140.147.233.0/24     4637 3491 3561 7018 2532   
  140.147.234.0/23     4637 3491 3561 7018 2532 + Announce - aggregate of 140.147.234.0/24 (4637 3491 3561 7018 2532) and 140.147.235.0/24 (4637 3491 3561 7018 2532)
  140.147.234.0/24     4637 3491 3561 7018 2532 - Withdrawn - aggregated with 140.147.235.0/24 (4637 3491 3561 7018 2532)
  140.147.235.0/24     4637 3491 3561 7018 2532 - Withdrawn - aggregated with 140.147.234.0/24 (4637 3491 3561 7018 2532)
  140.147.237.0/24     4637 3491 3561 7018 2532   
  140.147.238.0/23     4637 3491 3561 7018 2532 + Announce - aggregate of 140.147.238.0/24 (4637 3491 3561 7018 2532) and 140.147.239.0/24 (4637 3491 3561 7018 2532)
  140.147.238.0/24     4637 3491 3561 7018 2532 - Withdrawn - aggregated with 140.147.239.0/24 (4637 3491 3561 7018 2532)
  140.147.239.0/24     4637 3491 3561 7018 2532 - Withdrawn - aggregated with 140.147.238.0/24 (4637 3491 3561 7018 2532)

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

AS2532   9 More Specifics   10 Total Advertisements   LOC - Library of Congress
    140.147.218.0/24              140.147.0.0/16
    140.147.219.0/24              140.147.0.0/16
    140.147.230.0/24              140.147.0.0/16
    140.147.233.0/24              140.147.0.0/16
    140.147.234.0/24              140.147.0.0/16
    140.147.235.0/24              140.147.0.0/16
    140.147.237.0/24              140.147.0.0/16
    140.147.238.0/24              140.147.0.0/16
    140.147.239.0/24              140.147.0.0/16

Whois Entry

whois: 402603

IANA has recorded AS2532 as originally allocated by 
/usr/bin/whois -h jwhois.apnic.netr "AS2532\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:       2532
             ASName:         LOC
             ASHandle:       AS2532
             RegDate:        1993-02-18
             Updated:        2024-07-01
             Ref:            https://rdap.arin.net/registry/autnum/2532
             
             
             OrgName:        Library of Congress
             OrgId:          LCITS-Z
             Address:        Information Technology Services
             Address:        101 Independence Avenue, SE
             City:           Washington
             StateProv:      DC
             PostalCode:     20540
             Country:        US
             RegDate:        2024-04-12
             Updated:        2024-04-12
             Ref:            https://rdap.arin.net/registry/entity/LCITS-Z
             
             
             OrgTechHandle: SRMR-ARIN
             OrgTechName:   Rife, Scott Rife Michael
             OrgTechPhone:  +1-202-707-9065 
             OrgTechEmail:  srif@loc.gov
             OrgTechRef:    https://rdap.arin.net/registry/entity/SRMR-ARIN
             
             OrgAbuseHandle: PEREZ30-ARIN
             OrgAbuseName:   Perez, Vincent 
             OrgAbusePhone:  +1-202-707-9026 
             OrgAbuseEmail:  vperez@loc.gov
             OrgAbuseRef:    https://rdap.arin.net/registry/entity/PEREZ30-ARIN
             
             OrgTechHandle: PEREZ30-ARIN
             OrgTechName:   Perez, Vincent 
             OrgTechPhone:  +1-202-707-9026 
             OrgTechEmail:  vperez@loc.gov
             OrgTechRef:    https://rdap.arin.net/registry/entity/PEREZ30-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.
             #