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AS25771 PSI/Maximus | 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

PSI/Maximus maximus.com

US 4 Routes

AS Data

AS25771

AS25771 – PSI/Maximus

AS Number	25771
AS Name	MAXIM-60
Organization	PSI/Maximus(maxim-60)
Country	US
Website	maximus.com
Number of IPv4 Routes	4
Number of IPv6 Routes	0
ASN type	ISP
Registry	ARIN
Date Allocated	2014-02-26

ASN Intelligence API for production workflows

Use ASN data for AS25771 in automation: routing intelligence, peering analysis, ownership checks, and network observability.

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IP Ranges

Route	Origin	Origin Name	ISP	# IPs
172.81.87.0/24	AS25771	PSI/Maximus	PSI/Maximus	256
172.81.82.0/23	AS25771	PSI/Maximus	PSI/Maximus	512
172.81.80.0/23	AS25771	PSI/Maximus	PSI/Maximus	512
172.81.86.0/24	AS25771	PSI/Maximus	PSI/Maximus	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:       25771
ASName:         MAXIM-60
ASHandle:       AS25771
RegDate:        2014-02-26
Updated:        2014-02-26    
Ref:            https://rdap.arin.net/registry/autnum/25771


OrgName:        PSI/Maximus
OrgId:          MAXIM-60
Address:        1515 Wynkoop St
City:           Denver
StateProv:      CO
PostalCode:     80202
Country:        US
RegDate:        2014-01-10
Updated:        2014-01-10
Ref:            https://rdap.arin.net/registry/entity/MAXIM-60


OrgAbuseHandle: NETWO6567-ARIN
OrgAbuseName:   Network Engineering
OrgAbusePhone:  +1-703-675-9405 
OrgAbuseEmail:  MaximusIT-NetworkEngineering@maximus.com
OrgAbuseRef:    https://rdap.arin.net/registry/entity/NETWO6567-ARIN

OrgTechHandle: NETWO6567-ARIN
OrgTechName:   Network Engineering
OrgTechPhone:  +1-703-675-9405 
OrgTechEmail:  MaximusIT-NetworkEngineering@maximus.com
OrgTechRef:    https://rdap.arin.net/registry/entity/NETWO6567-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

Peers

AS Number	Description	Country
AS64275	Equinix, Inc.	US
AS701	Verizon Business/UUnet	US
AS701	Verizon Business	US

Upstreams

AS Number	Description	Country
AS64275	Equinix, Inc.	US
AS701	Verizon Business	US

Frequently Asked Questions

What is ASN AS25771?

ASN AS25771 is an Autonomous System Number used to identify a network for BGP internet routing.

Who manages ASN AS25771?

AS25771 is listed under PSI/Maximus.

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.