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.

AS402900 City of Surprise | IPGeolocation.io

Q: Why is WHOIS data shown for an ASN?

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

ASN Lookup Tool

Search ASN

AS Data

IP Routes

Raw Whois

Parsed Whois

Peers

Upstreams

Downstreams

Legacy Routes

City of Surprise surpriseaz.gov

US 0 Routes

AS Data

AS402900

AS402900 – City of Surprise

AS Number	402900
AS Name	COS-DC-ASN-01
Organization	City of Surprise (cs-2850)
Country	US
Website	surpriseaz.gov
Number of IPv4 Routes	0
Number of IPv6 Routes	0
ASN type	ISP
Registry	ARIN
Date Allocated	2026-08-06

ASN Intelligence API for production workflows

Use ASN data for AS402900 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

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:       402900
ASName:         COS-DC-ASN-01
ASHandle:       AS402900
RegDate:        2026-08-06
Updated:        2026-08-06
Ref:            https://rdap.arin.net/registry/autnum/402900


OrgName:        City of Surprise
OrgId:          CS-2850
Address:        16000 N Civic Center Plaza
City:           Surprise
StateProv:      AZ
PostalCode:     85374
Country:        US
RegDate:        2026-04-14
Updated:        2026-06-29
Ref:            https://rdap.arin.net/registry/entity/CS-2850


OrgTechHandle: GARGA18-ARIN
OrgTechName:   Gargan, Thomas 
OrgTechPhone:  +1-623-222-7575 
OrgTechEmail:  thomas.gargan@surpriseaz.gov
OrgTechRef:    https://rdap.arin.net/registry/entity/GARGA18-ARIN

OrgAbuseHandle: MILLS427-ARIN
OrgAbuseName:   Mills, Tracy 
OrgAbusePhone:  +1-623-222-7522 
OrgAbuseEmail:  tracy.mills@surpriseaz.gov
OrgAbuseRef:    https://rdap.arin.net/registry/entity/MILLS427-ARIN

OrgNOCHandle: GARGA18-ARIN
OrgNOCName:   Gargan, Thomas 
OrgNOCPhone:  +1-623-222-7575 
OrgNOCEmail:  thomas.gargan@surpriseaz.gov
OrgNOCRef:    https://rdap.arin.net/registry/entity/GARGA18-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" : "402900",
    "as_handle" : "AS402900",
    "as_name" : "COS-DC-ASN-01",
    "tech_contacts" : [ "GARGA18-ARIN" ],
    "abuse_contacts" : [ "MILLS427-ARIN" ],
    "date_created" : "2026-08-06",
    "date_updated" : "2026-08-06",
    "source" : "https://rdap.arin.net/registry/autnum/402900"
  } ],
  "organization" : {
    "handle" : "CS-2850",
    "name" : "City of Surprise",
    "address" : [ "16000 N Civic Center Plaza", "Surprise", "AZ", "85374", "US" ],
    "street" : "N Civic Center Plaza",
    "city" : "Surprise",
    "state" : "AZ",
    "zip_code" : "85374",
    "country" : [ "US" ],
    "date_created" : "2026-04-14",
    "date_updated" : "2026-06-29",
    "source" : "https://rdap.arin.net/registry/entity/CS-2850",
    "addressCountry" : "US"
  },
  "technical_contacts" : [ {
    "handle" : "GARGA18-ARIN",
    "name" : "Gargan, Thomas",
    "email" : [ "thomas.gargan@surpriseaz.gov" ],
    "phone" : [ "+1-623-222-7575" ],
    "source" : "https://rdap.arin.net/registry/entity/GARGA18-ARIN"
  } ],
  "abuse_contacts" : [ {
    "handle" : "MILLS427-ARIN",
    "name" : "Mills, Tracy",
    "email" : [ "tracy.mills@surpriseaz.gov" ],
    "phone" : [ "+1-623-222-7522" ],
    "source" : "https://rdap.arin.net/registry/entity/MILLS427-ARIN"
  } ]
}

Frequently Asked Questions

What is ASN AS402900?

ASN AS402900 is an Autonomous System Number used to identify a network for BGP internet routing.

Who manages ASN AS402900?

AS402900 is listed under City of Surprise.

What do peers, upstreams, and downstreams mean?

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 included here?

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

How can I access full ASN table data?

This page previews large ASN datasets. Use See more to load additional rows, and upgrade your plan to view complete peer, route, upstream, and downstream data.