ASN AS40128 is an Autonomous System Number used to identify a network for BGP internet routing.

Who manages ASN AS40128?

AS40128 is listed under Morristown Utility Systems.

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?

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AS40128 Morristown Utility Systems

ASN Lookup Tool

Morristown Utility Systems musfiber.net

US 8 Routes

AS Data

AS40128

AS40128 – Morristown Utility Systems

AS Number	40128
AS Name	MUSFIBERNET
Organization	Morristown Utility Systems(mus-2)
Country	US
Website	musfiber.net
Number of IPv4 Routes	8
Number of IPv6 Routes	0
ASN type	GOVERNMENT
Registry	ARIN
Date Allocated	2006-07-27

ASN Intelligence API for production workflows

Use ASN data for AS40128 in automation: routing intelligence, peering analysis, ownership checks, and network observability.

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IP Ranges

Route	Origin	Origin Name	ISP	# IPs
38.95.220.0/22	AS40128	Morristown Utility Systems	Morristown Utility Systems	1024
204.141.80.0/22	AS40128	Morristown Utility Systems	Morristown Utilities Commission	1024
63.246.248.0/21	AS40128	Morristown Utility Systems	MUS FiberNET Jesse Dynamic Pool	2048
63.246.240.0/21	AS40128	Morristown Utility Systems	MUS FiberNET NOC DMZ	2048
38.137.64.0/19	AS40128	Morristown Utility Systems	Morristown Utility Systems	8192
68.170.104.0/21	AS40128	Morristown Utility Systems	Morristown Utility Systems	2048
162.213.176.0/22	AS40128	Morristown Utility Systems	Morristown Utility Systems	1024
68.170.96.0/21	AS40128	Morristown Utility Systems	Morristown Utility Systems	2048

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:       40128
ASName:         MUSFIBERNET
ASHandle:       AS40128
RegDate:        2006-07-27
Updated:        2024-03-04
Comment:        peering@musfiber.net    
Ref:            https://rdap.arin.net/registry/autnum/40128


OrgName:        Morristown Utility Systems
OrgId:          MUS-2
Address:        915 Jarnigan Ave
City:           Morristown
StateProv:      TN
PostalCode:     37814
Country:        US
RegDate:        2006-03-06
Updated:        2024-03-04
Ref:            https://rdap.arin.net/registry/entity/MUS-2


OrgTechHandle: NETWO10060-ARIN
OrgTechName:   Network Engineering
OrgTechPhone:  +1-423-586-4121 
OrgTechEmail:  networkengineering@musfiber.net
OrgTechRef:    https://rdap.arin.net/registry/entity/NETWO10060-ARIN

OrgAbuseHandle: NETWO10060-ARIN
OrgAbuseName:   Network Engineering
OrgAbusePhone:  +1-423-586-4121 
OrgAbuseEmail:  networkengineering@musfiber.net
OrgAbuseRef:    https://rdap.arin.net/registry/entity/NETWO10060-ARIN

OrgNOCHandle: NETWO10060-ARIN
OrgNOCName:   Network Engineering
OrgNOCPhone:  +1-423-586-4121 
OrgNOCEmail:  networkengineering@musfiber.net
OrgNOCRef:    https://rdap.arin.net/registry/entity/NETWO10060-ARIN

OrgRoutingHandle: NETWO10060-ARIN
OrgRoutingName:   Network Engineering
OrgRoutingPhone:  +1-423-586-4121 
OrgRoutingEmail:  networkengineering@musfiber.net
OrgRoutingRef:    https://rdap.arin.net/registry/entity/NETWO10060-ARIN

RAbuseHandle: NETWO10060-ARIN
RAbuseName:   Network Engineering
RAbusePhone:  +1-423-586-4121 
RAbuseEmail:  networkengineering@musfiber.net
RAbuseRef:    https://rdap.arin.net/registry/entity/NETWO10060-ARIN

RNOCHandle: NETWO10060-ARIN
RNOCName:   Network Engineering
RNOCPhone:  +1-423-586-4121 
RNOCEmail:  networkengineering@musfiber.net
RNOCRef:    https://rdap.arin.net/registry/entity/NETWO10060-ARIN

RTechHandle: NETWO10060-ARIN
RTechName:   Network Engineering
RTechPhone:  +1-423-586-4121 
RTechEmail:  networkengineering@musfiber.net
RTechRef:    https://rdap.arin.net/registry/entity/NETWO10060-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
AS7195	EDGEUNO S.A.S	CO
AS3737	PenTeleData Inc.	US
AS6939	Hurricane Electric LLC	US
AS6204	ZET.NET IP Transit	RO
AS14537	Continent 8 LLC	US
AS37468	Angola Cables	AO
AS199524	G-Core Labs S.A.	LU
AS11039	The George Washington University	US
AS3223	Voxility LLP	GB
AS23367	Adaptive Data Networks, LLC	US

Upstreams

AS Number	Description	Country
AS37468	Angola Cables	AO
AS13786	Seabras 1 USA, LLC	US
AS7195	EDGEUNO S.A.S	CO
AS60171	AFR IX TELECOM S.A.	ES
AS6204	ZET.NET IP Transit	RO
AS6939	Hurricane Electric LLC	US
AS6057	Administracion Nacional de Telecomunicaciones	UY
AS2914	NTT America, Inc.	US
AS137409	GSL Networks Pty LTD	AU
AS4826	VOCUS PTY LTD	AU

Downstreams

AS Number	Description	Country
AS62923	Lakeway Publishers, Inc.	US
AS40798	Wallace Hardware Co., Inc.	US
AS398854	Ultranet, LLC	US
AS55024	Walters State Community College	US
AS36367	Alchemy Global Networks, LLC	US