Report for 399837

Name

ALTAMAHA-FIBER - Altamaha Fiber, 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 AS6447) 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.

399837 ALTAMAHA-FIBER, US

  Adjacency:     4  Upstream:     3  Downstream:     1
  Upstream Adjacent AS list
    AS1299          TWELVE99 Arelion, fka Telia Carrier, SE
    AS63370         GSOC-63370, US
    AS26744         PCL, US
  Downstream Adjacent AS list
    AS396423        COASTALFIBERNET, US

Announced Prefixes

Rank  AS       Type    Originate Addr Space  (pfx)   Transit Addr space  (pfx)  Description
6645  AS399837       ORG+TRN Originate:      21504 /17.61  Transit:        512 /23.00 ALTAMAHA-FIBER, 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       %
 3289 AS399837      ALTAMAHA-FIBER, US                                38     21      4     21     17  44.74%


  Prefix               AS Path                              Aggregation Suggestion
  136.245.128.0/20     6939 63370 399837      
  136.245.129.0/24     3303 26744 399837      
  136.245.130.0/24     3303 26744 399837      
  136.245.131.0/24     6939 63370 399837    - Withdrawn - matching aggregate 136.245.128.0/20 6939 63370 399837
  136.245.132.0/24     57866 1299 399837      
  136.245.136.0/24     37100 1299 399837      
  209.239.32.0/19      6939 63370 399837      
  209.239.32.0/24      6939 63370 399837    - Withdrawn - matching aggregate 209.239.32.0/19 6939 63370 399837
  209.239.33.0/24      6939 63370 399837 399837 399837 399837   
  209.239.34.0/24      6939 63370 399837    - Withdrawn - matching aggregate 209.239.32.0/19 6939 63370 399837
  209.239.35.0/24      3303 26744 399837      
  209.239.36.0/24      3303 26744 399837      
  209.239.37.0/24      6939 26744 399837      
  209.239.38.0/24      6939 63370 399837    - Withdrawn - matching aggregate 209.239.32.0/19 6939 63370 399837
  209.239.39.0/24      3303 26744 399837      
  209.239.40.0/24      6939 63370 399837    - Withdrawn - matching aggregate 209.239.32.0/19 6939 63370 399837
  209.239.41.0/24      3303 26744 399837      
  209.239.42.0/24      6939 63370 399837    - Withdrawn - matching aggregate 209.239.32.0/19 6939 63370 399837
  209.239.43.0/24      6939 63370 399837    - Withdrawn - matching aggregate 209.239.32.0/19 6939 63370 399837
  209.239.44.0/24      6939 63370 399837    - Withdrawn - matching aggregate 209.239.32.0/19 6939 63370 399837
  209.239.45.0/24      3303 26744 399837      
  209.239.46.0/23      3303 26744 399837    + Announce - aggregate of 209.239.46.0/24 (3303 26744 399837) and 209.239.47.0/24 (3303 26744 399837)
  209.239.46.0/24      3303 26744 399837    - Withdrawn - aggregated with 209.239.47.0/24 (3303 26744 399837)
  209.239.47.0/24      3303 26744 399837    - Withdrawn - aggregated with 209.239.46.0/24 (3303 26744 399837)
  209.239.48.0/24      6939 63370 399837    - Withdrawn - matching aggregate 209.239.32.0/19 6939 63370 399837
  209.239.49.0/24      3303 26744 399837      
  209.239.50.0/23      3303 26744 399837    + Announce - aggregate of 209.239.50.0/24 (3303 26744 399837) and 209.239.51.0/24 (3303 26744 399837)
  209.239.50.0/24      3303 26744 399837    - Withdrawn - aggregated with 209.239.51.0/24 (3303 26744 399837)
  209.239.51.0/24      3303 26744 399837    - Withdrawn - aggregated with 209.239.50.0/24 (3303 26744 399837)
  209.239.52.0/23      3303 26744 399837    + Announce - aggregate of 209.239.52.0/24 (3303 26744 399837) and 209.239.53.0/24 (3303 26744 399837)
  209.239.52.0/24      3303 26744 399837    - Withdrawn - aggregated with 209.239.53.0/24 (3303 26744 399837)
  209.239.53.0/24      3303 26744 399837    - Withdrawn - aggregated with 209.239.52.0/24 (3303 26744 399837)
  209.239.54.0/24      3303 26744 399837      
  209.239.55.0/24      6939 63370 399837    - Withdrawn - matching aggregate 209.239.32.0/19 6939 63370 399837
  209.239.56.0/24      6939 63370 399837    - Withdrawn - matching aggregate 209.239.32.0/19 6939 63370 399837
  209.239.57.0/24      6939 63370 399837 399837 399837 399837   
  209.239.58.0/23      3303 26744 399837    + Announce - aggregate of 209.239.58.0/24 (3303 26744 399837) and 209.239.59.0/24 (3303 26744 399837)
  209.239.58.0/24      3303 26744 399837    - Withdrawn - aggregated with 209.239.59.0/24 (3303 26744 399837)
  209.239.59.0/24      3303 26744 399837    - Withdrawn - aggregated with 209.239.58.0/24 (3303 26744 399837)
  209.239.60.0/24      6939 63370 399837    - Withdrawn - matching aggregate 209.239.32.0/19 6939 63370 399837
  209.239.62.0/24      6939 63370 399837    - Withdrawn - matching aggregate 209.239.32.0/19 6939 63370 399837
  209.239.63.0/24      3303 26744 399837      

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

AS399837   11 More Specifics   12 Total Advertisements   ALTAMAHA-FIBER, US
    209.239.33.0/24               209.239.32.0/19
    209.239.34.0/24               209.239.32.0/19
    209.239.35.0/24               209.239.32.0/19
    209.239.36.0/24               209.239.32.0/19
    209.239.37.0/24               209.239.32.0/19
    209.239.38.0/24               209.239.32.0/19
    209.239.39.0/24               209.239.32.0/19
    209.239.40.0/24               209.239.32.0/19
    209.239.46.0/24               209.239.32.0/19
    209.239.47.0/24               209.239.32.0/19
    209.239.49.0/24               209.239.32.0/19
    209.239.41.0/24               209.239.32.0/19
    209.239.42.0/24               209.239.32.0/19
    209.239.43.0/24               209.239.32.0/19
    209.239.44.0/24               209.239.32.0/19
    209.239.45.0/24               209.239.32.0/19
    209.239.50.0/24               209.239.32.0/19
    209.239.51.0/24               209.239.32.0/19

Prefixes added and withdrawn by this origin AS in the past 7 days.

    - 209.239.41.0/24             Withdrawn
    - 209.239.42.0/24             Withdrawn
    - 209.239.43.0/24             Withdrawn
    - 209.239.44.0/24             Withdrawn
    - 209.239.45.0/24             Withdrawn
    - 209.239.50.0/24             Withdrawn
    - 209.239.51.0/24             Withdrawn

Whois Entry

whois: 402590

IANA has recorded AS399837 as originally allocated by 
/usr/bin/whois -h jwhois.apnic.netr "AS399837\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:       399837
             ASName:         ALTAMAHA-FIBER
             ASHandle:       AS399837
             RegDate:        2021-06-30
             Updated:        2021-06-30
             Ref:            https://rdap.arin.net/registry/autnum/399837
             
             
             OrgName:        Altamaha Fiber
             OrgId:          AEMC-5
             Address:        611 W. Liberty Ave.
             City:           Lyons
             StateProv:      GA
             PostalCode:     30436
             Country:        US
             RegDate:        2021-05-20
             Updated:        2025-07-02
             Ref:            https://rdap.arin.net/registry/entity/AEMC-5
             
             
             OrgAbuseHandle: FOUNT57-ARIN
             OrgAbuseName:   Fountain, Trenton 
             OrgAbusePhone:  +1-912-526-2182 
             OrgAbuseEmail:  DMCAAgent@altamahafiber.com
             OrgAbuseRef:    https://rdap.arin.net/registry/entity/FOUNT57-ARIN
             
             OrgRoutingHandle: FOUNT57-ARIN
             OrgRoutingName:   Fountain, Trenton 
             OrgRoutingPhone:  +1-912-526-2182 
             OrgRoutingEmail:  DMCAAgent@altamahafiber.com
             OrgRoutingRef:    https://rdap.arin.net/registry/entity/FOUNT57-ARIN
             
             OrgDNSHandle: FOUNT57-ARIN
             OrgDNSName:   Fountain, Trenton 
             OrgDNSPhone:  +1-912-526-2182 
             OrgDNSEmail:  DMCAAgent@altamahafiber.com
             OrgDNSRef:    https://rdap.arin.net/registry/entity/FOUNT57-ARIN
             
             OrgTechHandle: VNC2-ARIN
             OrgTechName:   VantagePoint Networking Consultants 
             OrgTechPhone:  +1-605-995-1777 
             OrgTechEmail:  arin@vantagepnt.com
             OrgTechRef:    https://rdap.arin.net/registry/entity/VNC2-ARIN
             
             OrgTechHandle: FOUNT57-ARIN
             OrgTechName:   Fountain, Trenton 
             OrgTechPhone:  +1-912-526-2182 
             OrgTechEmail:  DMCAAgent@altamahafiber.com
             OrgTechRef:    https://rdap.arin.net/registry/entity/FOUNT57-ARIN
             
             OrgNOCHandle: FOUNT57-ARIN
             OrgNOCName:   Fountain, Trenton 
             OrgNOCPhone:  +1-912-526-2182 
             OrgNOCEmail:  DMCAAgent@altamahafiber.com
             OrgNOCRef:    https://rdap.arin.net/registry/entity/FOUNT57-ARIN
             
             OrgTechHandle: LAB21-ARIN
             OrgTechName:   Bedrick, Lauren  Ashley
             OrgTechPhone:  +1-702-560-5616 
             OrgTechEmail:  arin2@brandergroup.net
             OrgTechRef:    https://rdap.arin.net/registry/entity/LAB21-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.
             #