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.

AS4250 Alentus Corporation | 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

Alentus Corporation netuity.net

US 0 Routes

AS Data

AS4250

AS4250 – Alentus Corporation

AS Number	4250
AS Name	ALENT-ASN-1
Organization	Alentus Corporation (alent)
Country	US
Website	netuity.net
Number of IPv4 Routes	0
Number of IPv6 Routes	0
ASN type	HOSTING
Registry	ARIN
Date Allocated	1995-01-13

ASN Intelligence API for production workflows

Use ASN data for AS4250 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:       4250
ASName:         ALENT-ASN-1
ASHandle:       AS4250
RegDate:        1995-01-13
Updated:        2020-11-16
Ref:            https://rdap.arin.net/registry/autnum/4250


OrgName:        Alentus Corporation
OrgId:          ALENT
Address:        120 Vantis Drive
Address:        Suite 300
City:           Aliso Viejo
StateProv:      CA
PostalCode:     92656
Country:        US
RegDate:        2008-04-21
Updated:        2020-11-16
Ref:            https://rdap.arin.net/registry/entity/ALENT


OrgTechHandle: GNOC15-ARIN
OrgTechName:   Global Network Operations Center
OrgTechPhone:  +1-888-890-8905 
OrgTechEmail:  netops@netuity.net
OrgTechRef:    https://rdap.arin.net/registry/entity/GNOC15-ARIN

OrgAbuseHandle: GNOC15-ARIN
OrgAbuseName:   Global Network Operations Center
OrgAbusePhone:  +1-888-890-8905 
OrgAbuseEmail:  netops@netuity.net
OrgAbuseRef:    https://rdap.arin.net/registry/entity/GNOC15-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" : "4250",
    "as_handle" : "AS4250",
    "as_name" : "ALENT-ASN-1",
    "tech_contacts" : [ "GNOC15-ARIN" ],
    "abuse_contacts" : [ "GNOC15-ARIN" ],
    "date_created" : "1995-01-13",
    "date_updated" : "2020-11-16",
    "source" : "https://rdap.arin.net/registry/autnum/4250"
  } ],
  "organization" : {
    "handle" : "ALENT",
    "name" : "Alentus Corporation",
    "address" : [ "120 Vantis Drive", "Suite 300", "Aliso Viejo", "CA", "92656", "US" ],
    "street" : "Vantis Drive",
    "city" : "Aliso Viejo",
    "state" : "CA",
    "zip_code" : "92656",
    "country" : [ "US" ],
    "date_created" : "2008-04-21",
    "date_updated" : "2020-11-16",
    "source" : "https://rdap.arin.net/registry/entity/ALENT",
    "addressCountry" : "US"
  },
  "technical_contacts" : [ {
    "handle" : "GNOC15-ARIN",
    "name" : "Global Network Operations Center",
    "email" : [ "netops@netuity.net" ],
    "phone" : [ "+1-888-890-8905" ],
    "source" : "https://rdap.arin.net/registry/entity/GNOC15-ARIN"
  } ],
  "abuse_contacts" : [ {
    "handle" : "GNOC15-ARIN",
    "name" : "Global Network Operations Center",
    "email" : [ "netops@netuity.net" ],
    "phone" : [ "+1-888-890-8905" ],
    "source" : "https://rdap.arin.net/registry/entity/GNOC15-ARIN"
  } ]
}

Frequently Asked Questions

What is ASN AS4250?

ASN AS4250 is an Autonomous System Number used to identify a network for BGP internet routing.

Who manages ASN AS4250?

AS4250 is listed under Alentus Corporation.

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.