What is ASN AS402935?

ASN AS402935 is an Autonomous System Number used to identify a network for BGP internet routing.

Who manages ASN AS402935?

AS402935 is listed under City of Belgrade.

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.

AS402935 City of Belgrade | IPGeolocation.io

ASN Lookup Tool

City of Belgrade belgrademt.gov

US 2 Routes

AS Data

AS402935

AS402935 – City of Belgrade

AS Number	402935
AS Name	CITY-OF-BELGRADE-MT
Organization	City of Belgrade (cb-1547)
Country	US
Website	belgrademt.gov
Number of IPv4 Routes	1
Number of IPv6 Routes	1
ASN type	GOVERNMENT
Registry	ARIN
Date Allocated	2026-08-19

ASN Intelligence API for production workflows

Use ASN data for AS402935 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
23.163.20.0/24	AS402935	City of Belgrade	City of Belgrade	256
2620:4c:8080::/48	AS402935	City of Belgrade	City of Belgrade	~1×10²⁴

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:       402935
ASName:         CITY-OF-BELGRADE-MT
ASHandle:       AS402935
RegDate:        2026-08-19
Updated:        2026-08-19
Ref:            https://rdap.arin.net/registry/autnum/402935


OrgName:        City of Belgrade
OrgId:          CB-1547
Address:        91 W Southview Ave
City:           Belgrade
StateProv:      MT
PostalCode:     59714
Country:        US
RegDate:        2026-08-06
Updated:        2026-10-05
Ref:            https://rdap.arin.net/registry/entity/CB-1547


OrgRoutingHandle: CBTD-ARIN
OrgRoutingName:   City of Belgrade Technology Dept
OrgRoutingPhone:  +1-406-388-3541 
OrgRoutingEmail:  itsupport@belgrademt.gov
OrgRoutingRef:    https://rdap.arin.net/registry/entity/CBTD-ARIN

OrgTechHandle: CBTD-ARIN
OrgTechName:   City of Belgrade Technology Dept
OrgTechPhone:  +1-406-388-3541 
OrgTechEmail:  itsupport@belgrademt.gov
OrgTechRef:    https://rdap.arin.net/registry/entity/CBTD-ARIN

OrgDNSHandle: CBTD-ARIN
OrgDNSName:   City of Belgrade Technology Dept
OrgDNSPhone:  +1-406-388-3541 
OrgDNSEmail:  itsupport@belgrademt.gov
OrgDNSRef:    https://rdap.arin.net/registry/entity/CBTD-ARIN

OrgAbuseHandle: CBTD-ARIN
OrgAbuseName:   City of Belgrade Technology Dept
OrgAbusePhone:  +1-406-388-3541 
OrgAbuseEmail:  itsupport@belgrademt.gov
OrgAbuseRef:    https://rdap.arin.net/registry/entity/CBTD-ARIN

OrgNOCHandle: CBTD-ARIN
OrgNOCName:   City of Belgrade Technology Dept
OrgNOCPhone:  +1-406-388-3541 
OrgNOCEmail:  itsupport@belgrademt.gov
OrgNOCRef:    https://rdap.arin.net/registry/entity/CBTD-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" : "402935",
    "as_handle" : "AS402935",
    "as_name" : "CITY-OF-BELGRADE-MT",
    "admin_contacts" : [ "CBTD-ARIN" ],
    "tech_contacts" : [ "CBTD-ARIN", "CBTD-ARIN" ],
    "abuse_contacts" : [ "CBTD-ARIN" ],
    "date_created" : "2026-08-19",
    "date_updated" : "2026-08-19",
    "source" : "https://rdap.arin.net/registry/autnum/402935"
  } ],
  "organization" : {
    "handle" : "CB-1547",
    "name" : "City of Belgrade",
    "address" : [ "91 W Southview Ave", "Belgrade", "MT", "59714", "US" ],
    "street" : "W Southview Ave",
    "city" : "Belgrade",
    "state" : "MT",
    "zip_code" : "59714",
    "country" : [ "US" ],
    "date_created" : "2026-08-06",
    "date_updated" : "2026-10-05",
    "source" : "https://rdap.arin.net/registry/entity/CB-1547",
    "addressCountry" : "US"
  },
  "administrative_contacts" : [ {
    "handle" : "CBTD-ARIN",
    "name" : "City of Belgrade Technology Dept",
    "email" : [ "itsupport@belgrademt.gov" ],
    "phone" : [ "+1-406-388-3541" ],
    "source" : "https://rdap.arin.net/registry/entity/CBTD-ARIN"
  } ],
  "technical_contacts" : [ {
    "handle" : "CBTD-ARIN",
    "name" : "City of Belgrade Technology Dept",
    "email" : [ "itsupport@belgrademt.gov" ],
    "phone" : [ "+1-406-388-3541" ],
    "source" : "https://rdap.arin.net/registry/entity/CBTD-ARIN"
  } ],
  "abuse_contacts" : [ {
    "handle" : "CBTD-ARIN",
    "name" : "City of Belgrade Technology Dept",
    "email" : [ "itsupport@belgrademt.gov" ],
    "phone" : [ "+1-406-388-3541" ],
    "source" : "https://rdap.arin.net/registry/entity/CBTD-ARIN"
  } ]
}

Peers

AS Number	Description	Country
AS33588	Charter Communications LLC	US
AS21947	Blackfoot Telephone Cooperative, Inc.	US

Upstreams

AS Number	Description	Country
AS33588	Charter Communications LLC	US
AS21947	Blackfoot Telephone Cooperative, Inc.	US