What is ASN AS399837?

ASN AS399837 is an Autonomous System Number used to identify a network for BGP internet routing.

Who manages ASN AS399837?

AS399837 is listed under Altamaha Fiber.

What do peers, upstreams, and downstreams mean in ASN data?

Peers are lateral network interconnections, upstreams are transit providers, and downstreams are customer networks receiving connectivity.

What are routes and IP ranges for an ASN?

Routes and IP ranges are the network prefixes announced by the ASN on the internet and show the address space it originates.

Why is WHOIS data shown for an ASN?

WHOIS data provides registration and contact context for ASN ownership, administration, and operational reference.

How can I access the full ASN tables?

The page shows a preview of large ASN datasets. Use the page controls to load more rows, and upgrade to a paid plan for complete access.

AS399837 Altamaha Fiber | IPGeolocation.io

ASN Lookup Tool

Altamaha Fiber altamahaemc.com

US 37 Routes

AS Data

AS399837

AS399837 – Altamaha Fiber

AS Number	399837
AS Name	ALTAMAHA-FIBER
Organization	Altamaha Fiber(aemc-5)
Country	US
Website	altamahaemc.com
Number of IPv4 Routes	37
Number of IPv6 Routes	0
ASN type	ISP
Registry	ARIN
Date Allocated	2021-06-30

ASN Intelligence API for production workflows

Use ASN data for AS399837 in automation: routing intelligence, peering analysis, ownership checks, and network observability.

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IP Ranges

Route	Origin	Origin Name	ISP	# IPs
209.239.48.0/24	AS399837	Altamaha Fiber	Altamaha Fiber	256
209.239.35.0/24	AS399837	Altamaha Fiber	Altamaha Fiber	256
209.239.52.0/24	AS399837	Altamaha Fiber	Altamaha Fiber	256
209.239.60.0/24	AS399837	Altamaha Fiber	Altamaha Fiber	256
209.239.39.0/24	AS399837	Altamaha Fiber	Altamaha Fiber	256
209.239.56.0/24	AS399837	Altamaha Fiber	Altamaha Fiber	256
209.239.43.0/24	AS399837	Altamaha Fiber	Altamaha Fiber	256
136.245.129.0/24	AS399837	Altamaha Fiber	Altamaha Fiber	256
136.245.131.0/24	AS399837	Altamaha Fiber	Altamaha Fiber	256
209.239.47.0/24	AS399837	Altamaha Fiber	Altamaha Fiber	256

Raw Whois Response

#
# 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


OrgDNSHandle: FOUNT57-ARIN
OrgDNSName:   Fountain, Trenton 
OrgDNSPhone:  +1-912-253-0637 
OrgDNSEmail:  trenton.fountain@altamahaemc.com
OrgDNSRef:    https://rdap.arin.net/registry/entity/FOUNT57-ARIN

OrgTechHandle: FOUNT57-ARIN
OrgTechName:   Fountain, Trenton 
OrgTechPhone:  +1-912-253-0637 
OrgTechEmail:  trenton.fountain@altamahaemc.com
OrgTechRef:    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

OrgRoutingHandle: FOUNT57-ARIN
OrgRoutingName:   Fountain, Trenton 
OrgRoutingPhone:  +1-912-253-0637 
OrgRoutingEmail:  trenton.fountain@altamahaemc.com
OrgRoutingRef:    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

OrgAbuseHandle: FOUNT57-ARIN
OrgAbuseName:   Fountain, Trenton 
OrgAbusePhone:  +1-912-253-0637 
OrgAbuseEmail:  trenton.fountain@altamahaemc.com
OrgAbuseRef:    https://rdap.arin.net/registry/entity/FOUNT57-ARIN

OrgNOCHandle: FOUNT57-ARIN
OrgNOCName:   Fountain, Trenton 
OrgNOCPhone:  +1-912-253-0637 
OrgNOCEmail:  trenton.fountain@altamahaemc.com
OrgNOCRef:    https://rdap.arin.net/registry/entity/FOUNT57-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.
#

Parsed Whois Response

Peers

AS Number	Description	Country
AS396423	Coastal FiberNet, LLC	US
AS26744	Planters Communications, LLC	US
AS63370	Georgia System Operations, Corporation	US

Upstreams

AS Number	Description	Country
AS26744	Planters Communications, LLC	US
AS63370	Georgia System Operations, Corporation	US

Downstreams

AS Number	Description	Country
AS396423	Coastal FiberNet, LLC	US