What is ASN AS399134?

ASN AS399134 is an Autonomous System Number used to identify a network for BGP internet routing.

Who manages ASN AS399134?

AS399134 is listed under Fitchburg Fiber LLC.

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.

AS399134 Fitchburg Fiber LLC | IPGeolocation.io

ASN Lookup Tool

Fitchburg Fiber LLC fbfiber.net

US 1 Routes

AS Data

AS399134

AS399134 – Fitchburg Fiber LLC

AS Number	399134
AS Name	FF
Organization	Fitchburg Fiber LLC(ffl-76)
Country	US
Website	fbfiber.net
Number of IPv4 Routes	1
Number of IPv6 Routes	0
ASN type	ISP
Registry	ARIN
Date Allocated	2020-12-22

ASN Intelligence API for production workflows

Use ASN data for AS399134 in automation: routing intelligence, peering analysis, ownership checks, and network observability.

Access complete peers, upstreams, downstreams, routes, WHOIS, and contact intelligence via our API. Learn more

Get ASN API Key ASN API Docs

IP Ranges

Route	Origin	Origin Name	ISP	# IPs
52.124.25.0/24	AS399134	Fitchburg Fiber LLC	Fitchburg Fiber LLC	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:       399134
ASName:         FF
ASHandle:       AS399134
RegDate:        2020-12-22
Updated:        2025-09-30
Comment:        https://fbfiber.net | +1-978-696-8696
Comment:        NOC available 24/7 -- noc@fbfiber.net    
Ref:            https://rdap.arin.net/registry/autnum/399134


OrgName:        Fitchburg Fiber LLC
OrgId:          FFL-76
Address:        166 Boulder Drive, Suite 106B
City:           Fitchburg
StateProv:      MA
PostalCode:     01420
Country:        US
RegDate:        2020-12-17
Updated:        2025-09-30
Comment:        +1-978-696-8696 | ip-admin@fbfiber.net
Comment:        https://fbfiber.net | NOC available 24/7
Ref:            https://rdap.arin.net/registry/entity/FFL-76


OrgAbuseHandle: FFABU-ARIN
OrgAbuseName:   FF ABUSE
OrgAbusePhone:  +1-978-696-8696 
OrgAbuseEmail:  abuse@fbfiber.net
OrgAbuseRef:    https://rdap.arin.net/registry/entity/FFABU-ARIN

OrgNOCHandle: NOC34065-ARIN
OrgNOCName:   Network Operations Center
OrgNOCPhone:  +1-978-696-8696 
OrgNOCEmail:  ip-admin@fbfiber.net
OrgNOCRef:    https://rdap.arin.net/registry/entity/NOC34065-ARIN

OrgTechHandle: NOC34065-ARIN
OrgTechName:   Network Operations Center
OrgTechPhone:  +1-978-696-8696 
OrgTechEmail:  ip-admin@fbfiber.net
OrgTechRef:    https://rdap.arin.net/registry/entity/NOC34065-ARIN

RAbuseHandle: FFABU-ARIN
RAbuseName:   FF ABUSE
RAbusePhone:  +1-978-696-8696 
RAbuseEmail:  abuse@fbfiber.net
RAbuseRef:    https://rdap.arin.net/registry/entity/FFABU-ARIN

RTechHandle: NOC34065-ARIN
RTechName:   Network Operations Center
RTechPhone:  +1-978-696-8696 
RTechEmail:  ip-admin@fbfiber.net
RTechRef:    https://rdap.arin.net/registry/entity/NOC34065-ARIN

RNOCHandle: NOC34065-ARIN
RNOCName:   Network Operations Center
RNOCPhone:  +1-978-696-8696 
RNOCEmail:  ip-admin@fbfiber.net
RNOCRef:    https://rdap.arin.net/registry/entity/NOC34065-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
AS46887	Crown Castle Fiber LLC	US
AS1239	Cogent Communications, LLC	US
AS174	Cogent Communications, LLC	US

Upstreams

AS Number	Description	Country
AS46887	Crown Castle Fiber LLC	US
AS174	Cogent Communications, LLC	US

Contacts

Email Contacts

ip-admin@fbfiber.net

Abuse Contacts

abuse@fbfiber.net