Report for 30387

Name

NIH-NET-NCCS - National Institutes of Health, 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.

30387 NIH-NET-NCCS - National Institutes of Health, US

  Adjacency:     1  Upstream:     1  Downstream:     0
  Upstream Adjacent AS list
    AS19050         TIC-DHHS-INTERIOR - U.S. Department of Health & Human Services, US

Announced Prefixes

Rank  AS       Type    Originate Addr Space  (pfx)   Transit Addr space  (pfx)  Description
32509 AS30387        ORIGIN  Originate:       1280 /21.68  Transit:          0 /0.00  NIH-NET-NCCS - National Institutes of Health, 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       %
38368 AS30387       NIH-NET-NCCS - National Institutes of Health,      3      0      0      3      0   0.00%


  Prefix               AS Path                              Aggregation Suggestion
  156.40.53.0/24       4777 2516 3356 15029 15029 15029 19050 30387 30387 30387 30387   
  156.40.98.0/23       4777 2516 3356 15029 15029 15029 19050 30387 30387 30387 30387   
  165.112.194.0/23     4777 2516 3356 15029 15029 15029 19050 30387 30387 30387 30387   

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

AS30387   3 More Specifics   3 Total Advertisements   NIH-NET-NCCS - National Institutes of Health, US
    156.40.53.0/24                156.40.0.0/18
    156.40.98.0/23                156.40.96.0/19
    165.112.194.0/23              165.112.0.0/16

Whois Entry

whois: 402332

IANA has recorded AS30387 as originally allocated by 
/usr/bin/whois -h jwhois.apnic.netr "AS30387\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:       30387
             ASName:         NIH-NET-NCCS
             ASHandle:       AS30387
             RegDate:        2003-09-26
             Updated:        2012-03-02
             Ref:            https://rdap.arin.net/registry/autnum/30387
             
             
             OrgName:        National Institutes of Health
             OrgId:          NIH
             Address:        9000 Rockville Pike
             Address:        MSC 4805
             City:           Bethesda
             StateProv:      MD
             PostalCode:     20892-4805
             Country:        US
             RegDate:        
             Updated:        2025-06-03
             Ref:            https://rdap.arin.net/registry/entity/NIH
             
             
             OrgNOCHandle: NIHAD-ARIN
             OrgNOCName:   NIHadm
             OrgNOCPhone:  +1-301-402-3141 
             OrgNOCEmail:  citnsarin@mail.nih.gov
             OrgNOCRef:    https://rdap.arin.net/registry/entity/NIHAD-ARIN
             
             OrgTechHandle: NIHTE-ARIN
             OrgTechName:   NIHtechs
             OrgTechPhone:  +1-301-402-3141 
             OrgTechEmail:  citnsarin@mail.nih.gov
             OrgTechRef:    https://rdap.arin.net/registry/entity/NIHTE-ARIN
             
             OrgAbuseHandle: NIHAD-ARIN
             OrgAbuseName:   NIHadm
             OrgAbusePhone:  +1-301-402-3141 
             OrgAbuseEmail:  citnsarin@mail.nih.gov
             OrgAbuseRef:    https://rdap.arin.net/registry/entity/NIHAD-ARIN
             
             OrgDNSHandle: NIHTE-ARIN
             OrgDNSName:   NIHtechs
             OrgDNSPhone:  +1-301-402-3141 
             OrgDNSEmail:  citnsarin@mail.nih.gov
             OrgDNSRef:    https://rdap.arin.net/registry/entity/NIHTE-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.
             #