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.

AS40638 Pason Systems USA Corp

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

Pason Systems USA Corp pason.com

US 2 Routes

AS Data

AS40638

AS40638 – Pason Systems USA Corp

AS Number	40638
AS Name	PASON-SYSTEMS-USA
Organization	Pason Systems USA Corp (psuc)
Country	US
Website	pason.com
Number of IPv4 Routes	2
Number of IPv6 Routes	0
ASN type	BUSINESS
Registry	ARIN
Date Allocated	2018-07-16

ASN Intelligence API for production workflows

Use ASN data for AS40638 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
69.58.28.0/22	AS40638	Pason Systems USA Corp	Pason Systems USA Corp	1024
69.58.27.0/24	AS40638	Pason Systems USA Corp	Pason Systems USA Corp	256

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:       40638
ASName:         PASON-SYSTEMS-USA
ASHandle:       AS40638
RegDate:        2018-07-16
Updated:        2018-07-16
Ref:            https://rdap.arin.net/registry/autnum/40638


OrgName:        Pason Systems USA Corp
OrgId:          PSUC
Address:        7701 WEST LITTLE YORK, SUITE 800
City:           Houston
StateProv:      TX
PostalCode:     77040
Country:        US
RegDate:        2018-06-28
Updated:        2018-06-28
Ref:            https://rdap.arin.net/registry/entity/PSUC


OrgAbuseHandle: ABUSE5340-ARIN
OrgAbuseName:   Abuse
OrgAbusePhone:  +1-403-301-3400 
OrgAbuseEmail:  abuse@pason.com
OrgAbuseRef:    https://rdap.arin.net/registry/entity/ABUSE5340-ARIN

OrgTechHandle: DOMAI374-ARIN
OrgTechName:   Domains
OrgTechPhone:  +1-403-301-3400 
OrgTechEmail:  domains@pason.com
OrgTechRef:    https://rdap.arin.net/registry/entity/DOMAI374-ARIN

OrgNOCHandle: ITPAS-ARIN
OrgNOCName:   IT Pason
OrgNOCPhone:  +1-403-301-3400 
OrgNOCEmail:  itnetwork@pason.com
OrgNOCRef:    https://rdap.arin.net/registry/entity/ITPAS-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" : "40638",
    "as_handle" : "AS40638",
    "as_name" : "PASON-SYSTEMS-USA",
    "tech_contacts" : [ "DOMAI374-ARIN" ],
    "abuse_contacts" : [ "ABUSE5340-ARIN" ],
    "date_created" : "2018-07-16",
    "date_updated" : "2018-07-16",
    "source" : "https://rdap.arin.net/registry/autnum/40638"
  } ],
  "organization" : {
    "handle" : "PSUC",
    "name" : "Pason Systems USA Corp",
    "address" : [ "7701 WEST LITTLE YORK, SUITE 800", "Houston", "TX", "77040", "US" ],
    "street" : "West Little York",
    "city" : "Houston",
    "state" : "TX",
    "zip_code" : "77040",
    "country" : [ "US" ],
    "date_created" : "2018-06-28",
    "date_updated" : "2018-06-28",
    "source" : "https://rdap.arin.net/registry/entity/PSUC",
    "addressCountry" : "US"
  },
  "technical_contacts" : [ {
    "handle" : "DOMAI374-ARIN",
    "name" : "Domains",
    "email" : [ "domains@pason.com" ],
    "phone" : [ "+1-403-301-3400" ],
    "source" : "https://rdap.arin.net/registry/entity/DOMAI374-ARIN"
  } ],
  "abuse_contacts" : [ {
    "handle" : "ABUSE5340-ARIN",
    "name" : "Abuse",
    "email" : [ "abuse@pason.com" ],
    "phone" : [ "+1-403-301-3400" ],
    "source" : "https://rdap.arin.net/registry/entity/ABUSE5340-ARIN"
  } ]
}

Peers

AS Number	Description	Country
AS7381	BroadbandONE, LLC	US
AS33662	Comcast Cable Communications, LLC	US
AS3257	GTT Communications Inc.	US
AS25956	Logix	US

Upstreams

AS Number	Description	Country
AS7381	BroadbandONE, LLC	US
AS33662	Comcast Cable Communications, LLC	US
AS3257	GTT Communications Inc.	US
AS25956	Logix	US

Contacts

Email Contacts

domains@pason.com

Abuse Contacts

abuse@pason.com

Frequently Asked Questions

What is ASN AS40638?

ASN AS40638 is an Autonomous System Number used to identify a network for BGP internet routing.

Who manages ASN AS40638?

AS40638 is listed under Pason Systems USA Corp.

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.