What is ASN AS399726?

ASN AS399726 is an Autonomous System Number used to identify a network for BGP internet routing.

Who manages ASN AS399726?

AS399726 is listed under XtreamInternet.

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.

AS399726 XtreamInternet | IPGeolocation.io

ASN Lookup Tool

XtreamInternet xtreaminternet.com

US 5 Routes

AS Data

AS399726

AS399726 – XtreamInternet

AS Number	399726
AS Name	XTREAM-INTERNET-01
Organization	XtreamInternet(xtrea)
Country	US
Website	xtreaminternet.com
Number of IPv4 Routes	4
Number of IPv6 Routes	1
ASN type	ISP
Registry	ARIN
Date Allocated	2021-06-01

ASN Intelligence API for production workflows

Use ASN data for AS399726 in automation: routing intelligence, peering analysis, ownership checks, and network observability.

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IP Ranges

Route	Origin	Origin Name	ISP	# IPs
207.174.36.0/22	AS399726	XtreamInternet	XtreamInternet	1024
2606:b040::/32	AS399726	XtreamInternet	XtreamInternet	~79×10²⁷
204.144.182.0/24	AS399726	XtreamInternet	XtreamInternet	256
204.144.180.0/24	AS399726	XtreamInternet	XtreamInternet	256
204.144.183.0/24	AS399726	XtreamInternet	XtreamInternet	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:       399726
ASName:         XTREAM-INTERNET-01
ASHandle:       AS399726
RegDate:        2021-06-01
Updated:        2021-06-01    
Ref:            https://rdap.arin.net/registry/autnum/399726


OrgName:        XtreamInternet
OrgId:          XTREA
Address:        2276 Manatt Court
Address:        Unit B10
City:           Castle Rock
StateProv:      CO
PostalCode:     80104
Country:        US
RegDate:        2021-05-17
Updated:        2023-10-30
Comment:        https://xtreaminternet.com
Ref:            https://rdap.arin.net/registry/entity/XTREA


OrgNOCHandle: GARDU4-ARIN
OrgNOCName:   Garduno, Rusty 
OrgNOCPhone:  +1-970-305-5855 
OrgNOCEmail:  garduno@xtreaminternet.com
OrgNOCRef:    https://rdap.arin.net/registry/entity/GARDU4-ARIN

OrgTechHandle: HOLDE89-ARIN
OrgTechName:   Holder, Matthew 
OrgTechPhone:  +1-805-782-1005 
OrgTechEmail:  matthew@current-networks.com
OrgTechRef:    https://rdap.arin.net/registry/entity/HOLDE89-ARIN

OrgDNSHandle: HOLDE89-ARIN
OrgDNSName:   Holder, Matthew 
OrgDNSPhone:  +1-805-782-1005 
OrgDNSEmail:  matthew@current-networks.com
OrgDNSRef:    https://rdap.arin.net/registry/entity/HOLDE89-ARIN

OrgRoutingHandle: HOLDE89-ARIN
OrgRoutingName:   Holder, Matthew 
OrgRoutingPhone:  +1-805-782-1005 
OrgRoutingEmail:  matthew@current-networks.com
OrgRoutingRef:    https://rdap.arin.net/registry/entity/HOLDE89-ARIN

OrgRoutingHandle: GARDU4-ARIN
OrgRoutingName:   Garduno, Rusty 
OrgRoutingPhone:  +1-970-305-5855 
OrgRoutingEmail:  garduno@xtreaminternet.com
OrgRoutingRef:    https://rdap.arin.net/registry/entity/GARDU4-ARIN

OrgAbuseHandle: ABUSE8371-ARIN
OrgAbuseName:   Abuse Administrator
OrgAbusePhone:  +1-970-305-5855 
OrgAbuseEmail:  abuse@xtreaminternet.com
OrgAbuseRef:    https://rdap.arin.net/registry/entity/ABUSE8371-ARIN

OrgNOCHandle: HOLDE89-ARIN
OrgNOCName:   Holder, Matthew 
OrgNOCPhone:  +1-805-782-1005 
OrgNOCEmail:  matthew@current-networks.com
OrgNOCRef:    https://rdap.arin.net/registry/entity/HOLDE89-ARIN

OrgDNSHandle: GARDU4-ARIN
OrgDNSName:   Garduno, Rusty 
OrgDNSPhone:  +1-970-305-5855 
OrgDNSEmail:  garduno@xtreaminternet.com
OrgDNSRef:    https://rdap.arin.net/registry/entity/GARDU4-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
AS21777	Massive Networks, Inc.	US
AS21777	Massive Networks	US

Upstreams

AS Number	Description	Country
AS21777	Massive Networks, Inc.	US

Contacts

Email Contacts

garduno@xtreaminternet.com matthew@current-networks.com

Abuse Contacts

abuse@xtreaminternet.com