ASN AS25612 is an Autonomous System Number used to identify a network for BGP internet routing.

Who manages ASN AS25612?

AS25612 is listed under DSL EXPRESS.

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.

AS25612 DSL EXPRESS | IPGeolocation.io

ASN Lookup Tool

DSL EXPRESS dslx.net

US 4 Routes

AS Data

AS25612

AS25612 – DSL EXPRESS

AS Number	25612
AS Name	DSL-EXPRESS
Organization	DSL EXPRESS(dslexp)
Country	US
Website	dslx.net
Number of IPv4 Routes	4
Number of IPv6 Routes	0
ASN type	ISP
Registry	ARIN
Date Allocated	2002-04-09

ASN Intelligence API for production workflows

Use ASN data for AS25612 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
66.251.197.0/24	AS25612	DSL EXPRESS	Biopass Medical Systems	256
209.150.0.0/19	AS25612	DSL EXPRESS	Wired Waters, Inc.	8192
64.238.16.0/20	AS25612	DSL EXPRESS	EXPRESS	4096
72.0.107.0/24	AS25612	DSL EXPRESS	Biopass Medical Systems	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:       25612
ASName:         DSL-EXPRESS
ASHandle:       AS25612
RegDate:        2002-04-09
Updated:        2012-03-02    
Ref:            https://rdap.arin.net/registry/autnum/25612


OrgName:        DSL EXPRESS
OrgId:          DSLEXP
Address:        5645 Coral Ridge Drive
Address:        Suite 430
City:           Coral Springs
StateProv:      FL
PostalCode:     33076
Country:        US
RegDate:        2002-04-09
Updated:        2024-11-25
Ref:            https://rdap.arin.net/registry/entity/DSLEXP


OrgTechHandle: JB2996-ARIN
OrgTechName:   BRUSSELS, JAY 
OrgTechPhone:  +1-954-757-3254 
OrgTechEmail:  jay@dslx.net
OrgTechRef:    https://rdap.arin.net/registry/entity/JB2996-ARIN

OrgNOCHandle: NOC2091-ARIN
OrgNOCName:   NETWORK OPERATIONS CENTER
OrgNOCPhone:  +1-954-757-3254 
OrgNOCEmail:  SUPPORT@dslx.net
OrgNOCRef:    https://rdap.arin.net/registry/entity/NOC2091-ARIN

OrgAbuseHandle: NOC2091-ARIN
OrgAbuseName:   NETWORK OPERATIONS CENTER
OrgAbusePhone:  +1-954-757-3254 
OrgAbuseEmail:  SUPPORT@dslx.net
OrgAbuseRef:    https://rdap.arin.net/registry/entity/NOC2091-ARIN

RTechHandle: JB2996-ARIN
RTechName:   BRUSSELS, JAY 
RTechPhone:  +1-954-757-3254 
RTechEmail:  jay@dslx.net
RTechRef:    https://rdap.arin.net/registry/entity/JB2996-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
AS6939	Hurricane Electric LLC	US
AS174	Cogent Communications, LLC	US

Upstreams

AS Number	Description	Country
AS6939	Hurricane Electric LLC	US
AS174	Cogent Communications, LLC	US