What is ASN AS400337?

ASN AS400337 is an Autonomous System Number used to identify a network for BGP internet routing.

Who manages ASN AS400337?

AS400337 is listed under NH Broadband, 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.

AS400337 NH Broadband, LLC | IPGeolocation.io

ASN Lookup Tool

NH Broadband, LLC nhbroadband.com

US 29 Routes

AS Data

AS400337

AS400337 – NH Broadband, LLC

AS Number	400337
AS Name	ASN-NHB
Organization	NH Broadband, LLC (nbl-82)
Country	US
Website	nhbroadband.com
Number of IPv4 Routes	28
Number of IPv6 Routes	1
ASN type	BUSINESS
Registry	ARIN
Date Allocated	2021-12-29

ASN Intelligence API for production workflows

Use ASN data for AS400337 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
163.245.176.0/20	AS400337	NH Broadband, LLC	NH Broadband, LLC	4096
163.245.160.0/19	AS400337	NH Broadband, LLC	NH Broadband, LLC	8192
38.51.146.0/23	AS400337	NH Broadband, LLC	NH Broadband	512
163.245.160.0/22	AS400337	NH Broadband, LLC	NH Broadband, LLC	1024
163.245.179.0/24	AS400337	NH Broadband, LLC	NH Broadband, LLC	256
163.245.187.0/24	AS400337	NH Broadband, LLC	NH Broadband, LLC	256
163.245.174.0/23	AS400337	NH Broadband, LLC	NH Broadband, LLC	512
163.245.181.0/24	AS400337	NH Broadband, LLC	NH Broadband, LLC	256
163.245.166.0/23	AS400337	NH Broadband, LLC	NH Broadband, LLC	512
38.7.152.0/22	AS400337	NH Broadband, LLC	NH Broadband	1024
163.245.172.0/23	AS400337	NH Broadband, LLC	NH Broadband, LLC	512
38.51.144.0/23	AS400337	NH Broadband, LLC	NH Broadband	512
2607:9740::/32	AS400337	NH Broadband, LLC	NH Broadband, LLC	~79×10²⁷
134.49.96.0/19	AS400337	NH Broadband, LLC	NH Broadband, LLC	8192
206.225.31.0/24	AS400337	NH Broadband, LLC	NH Broadband, LLC	256
38.110.240.0/20	AS400337	NH Broadband, LLC	NH Broadband, LLC	4096
163.245.182.0/24	AS400337	NH Broadband, LLC	NH Broadband, LLC	256
38.7.154.0/23	AS400337	NH Broadband, LLC	NH Broadband	512
163.245.176.0/23	AS400337	NH Broadband, LLC	NH Broadband, LLC	512
163.245.170.0/23	AS400337	NH Broadband, LLC	NH Broadband, LLC	512
163.245.185.0/24	AS400337	NH Broadband, LLC	NH Broadband, LLC	256
163.245.188.0/24	AS400337	NH Broadband, LLC	NH Broadband, LLC	256
163.245.168.0/23	AS400337	NH Broadband, LLC	NH Broadband, LLC	512
163.245.180.0/24	AS400337	NH Broadband, LLC	NH Broadband, LLC	256
38.7.152.0/23	AS400337	NH Broadband, LLC	NH Broadband	512
163.245.160.0/20	AS400337	NH Broadband, LLC	NH Broadband, LLC	4096
163.245.164.0/23	AS400337	NH Broadband, LLC	NH Broadband, LLC	512
163.245.178.0/24	AS400337	NH Broadband, LLC	NH Broadband, LLC	256
38.51.144.0/22	AS400337	NH Broadband, LLC	NH Broadband	1024

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:       400337
ASName:         ASN-NHB
ASHandle:       AS400337
RegDate:        2021-12-29
Updated:        2024-05-04
Comment:        For Customer Service and Support contact info please visit
Comment:        http://nhbroadband.com
Ref:            https://rdap.arin.net/registry/autnum/400337


OrgName:        NH Broadband, LLC
OrgId:          NBL-82
Address:        579 Tenney Mountain Highway
City:           Plymouth
StateProv:      NH
PostalCode:     03264-3154
Country:        US
RegDate:        2021-12-21
Updated:        2026-09-09
Ref:            https://rdap.arin.net/registry/entity/NBL-82


OrgTechHandle: ADMIN9445-ARIN
OrgTechName:   Administration
OrgTechPhone:  +1-800-698-2007 
OrgTechEmail:  info@nhbroadband.com
OrgTechRef:    https://rdap.arin.net/registry/entity/ADMIN9445-ARIN

OrgTechHandle: CONEX1-ARIN
OrgTechName:   Conexon NetOps
OrgTechPhone:  +1-877-892-6967 
OrgTechEmail:  neteng@conexon.us
OrgTechRef:    https://rdap.arin.net/registry/entity/CONEX1-ARIN

OrgAbuseHandle: ABUSE9693-ARIN
OrgAbuseName:   Abuse
OrgAbusePhone:  +1-603-536-8673 
OrgAbuseEmail:  aupabuse@nhbroadband.com
OrgAbuseRef:    https://rdap.arin.net/registry/entity/ABUSE9693-ARIN

OrgRoutingHandle: CONEX1-ARIN
OrgRoutingName:   Conexon NetOps
OrgRoutingPhone:  +1-877-892-6967 
OrgRoutingEmail:  neteng@conexon.us
OrgRoutingRef:    https://rdap.arin.net/registry/entity/CONEX1-ARIN

OrgAbuseHandle: COPYR11-ARIN
OrgAbuseName:   Copyright
OrgAbusePhone:  +1-603-536-8673 
OrgAbuseEmail:  copyright@nhbroadband.com
OrgAbuseRef:    https://rdap.arin.net/registry/entity/COPYR11-ARIN

OrgDNSHandle: ENGIN305-ARIN
OrgDNSName:   Engineering
OrgDNSPhone:  +1-800-698-2007 
OrgDNSEmail:  info@nhbroadband.com
OrgDNSRef:    https://rdap.arin.net/registry/entity/ENGIN305-ARIN

OrgNOCHandle: CONEX1-ARIN
OrgNOCName:   Conexon NetOps
OrgNOCPhone:  +1-877-892-6967 
OrgNOCEmail:  neteng@conexon.us
OrgNOCRef:    https://rdap.arin.net/registry/entity/CONEX1-ARIN

OrgTechHandle: ENGIN305-ARIN
OrgTechName:   Engineering
OrgTechPhone:  +1-800-698-2007 
OrgTechEmail:  info@nhbroadband.com
OrgTechRef:    https://rdap.arin.net/registry/entity/ENGIN305-ARIN

OrgNOCHandle: ENGIN305-ARIN
OrgNOCName:   Engineering
OrgNOCPhone:  +1-800-698-2007 
OrgNOCEmail:  info@nhbroadband.com
OrgNOCRef:    https://rdap.arin.net/registry/entity/ENGIN305-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

{
  "status" : true,
  "whois_server" : "whois.arin.net",
  "aut_nums" : [ {
    "aut_num" : "400337",
    "as_handle" : "AS400337",
    "as_name" : "ASN-NHB",
    "admin_contacts" : [ "ENGIN305-ARIN" ],
    "tech_contacts" : [ "ADMIN9445-ARIN", "CONEX1-ARIN", "CONEX1-ARIN", "ENGIN305-ARIN" ],
    "abuse_contacts" : [ "ABUSE9693-ARIN", "COPYR11-ARIN" ],
    "date_created" : "2021-12-29",
    "date_updated" : "2024-05-04",
    "source" : "https://rdap.arin.net/registry/autnum/400337"
  } ],
  "organization" : {
    "handle" : "NBL-82",
    "name" : "NH Broadband, LLC",
    "address" : [ "579 Tenney Mountain Highway", "Plymouth", "NH", "03264-3154", "US" ],
    "street" : "Tenney Mountain Highway",
    "city" : "Plymouth",
    "state" : "NH",
    "zip_code" : "03264-3154",
    "country" : [ "US" ],
    "date_created" : "2021-12-21",
    "date_updated" : "2026-09-09",
    "source" : "https://rdap.arin.net/registry/entity/NBL-82",
    "addressCountry" : "US"
  },
  "administrative_contacts" : [ {
    "handle" : "ENGIN305-ARIN",
    "name" : "Engineering",
    "email" : [ "info@nhbroadband.com" ],
    "phone" : [ "+1-800-698-2007" ],
    "source" : "https://rdap.arin.net/registry/entity/ENGIN305-ARIN"
  } ],
  "technical_contacts" : [ {
    "handle" : "ADMIN9445-ARIN",
    "name" : "Administration",
    "email" : [ "info@nhbroadband.com" ],
    "phone" : [ "+1-800-698-2007" ],
    "source" : "https://rdap.arin.net/registry/entity/ADMIN9445-ARIN"
  }, {
    "handle" : "CONEX1-ARIN",
    "name" : "Conexon NetOps",
    "email" : [ "neteng@conexon.us" ],
    "phone" : [ "+1-877-892-6967" ],
    "source" : "https://rdap.arin.net/registry/entity/CONEX1-ARIN"
  }, {
    "handle" : "ENGIN305-ARIN",
    "name" : "Engineering",
    "email" : [ "info@nhbroadband.com" ],
    "phone" : [ "+1-800-698-2007" ],
    "source" : "https://rdap.arin.net/registry/entity/ENGIN305-ARIN"
  } ],
  "abuse_contacts" : [ {
    "handle" : "ABUSE9693-ARIN",
    "name" : "Abuse",
    "email" : [ "aupabuse@nhbroadband.com" ],
    "phone" : [ "+1-603-536-8673" ],
    "source" : "https://rdap.arin.net/registry/entity/ABUSE9693-ARIN"
  }, {
    "handle" : "COPYR11-ARIN",
    "name" : "Copyright",
    "email" : [ "copyright@nhbroadband.com" ],
    "phone" : [ "+1-603-536-8673" ],
    "source" : "https://rdap.arin.net/registry/entity/COPYR11-ARIN"
  } ]
}

Peers

AS Number	Description	Country
AS399898	Conexon Connect	US
AS1299	Arelion Sweden AB	SE

Upstreams

AS Number	Description	Country
AS399898	Conexon Connect	US
AS1299	Arelion Sweden AB	SE

Contacts

Email Contacts

neteng@conexon.us copyright@nhbroadband.com info@nhbroadband.com

Abuse Contacts

aupabuse@nhbroadband.com