ASN AS13576 is an Autonomous System Number used to identify a network for BGP internet routing.

Who manages ASN AS13576?

AS13576 is listed under SDN Communications.

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.

AS13576 SDN Communications | IPGeolocation.io

ASN Lookup Tool

SDN Communications sdncommunications.com

US 89 Routes

AS Data

AS13576

AS13576 – SDN Communications

AS Number	13576
AS Name	SDNW-13576
Organization	SDN Communications(sdn)
Country	US
Website	sdncommunications.com
Number of IPv4 Routes	87
Number of IPv6 Routes	2
ASN type	ISP
Registry	ARIN
Date Allocated	1999-07-08

ASN Intelligence API for production workflows

Use ASN data for AS13576 in automation: routing intelligence, peering analysis, ownership checks, and network observability.

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IP Ranges

Route	Origin	Origin Name	ISP	# IPs
170.199.218.0/24	AS13576	SDN Communications	Midstate Communications, Inc.	256
66.115.192.0/18	AS13576	SDN Communications	SWIFTEL COMMUNICATIONS	16384
208.53.253.0/24	AS13576	SDN Communications	Venture Communications	256
216.249.242.0/23	AS13576	SDN Communications	Midstate communications	512
216.249.213.0/24	AS13576	SDN Communications	VALLEY	256
208.53.208.0/24	AS13576	SDN Communications	SDN BCKB	256
66.115.254.0/24	AS13576	SDN Communications	Valley Telephone Company	256
208.53.203.0/24	AS13576	SDN Communications	FORT RANDALL TELEPHONE	256
64.33.252.0/24	AS13576	SDN Communications	Midstate communications	256
66.115.252.0/23	AS13576	SDN Communications	Midstate Communications, Inc.	512

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:       13576
ASName:         SDNW-13576
ASHandle:       AS13576
RegDate:        1999-07-08
Updated:        2026-02-04    
Ref:            https://rdap.arin.net/registry/autnum/13576


OrgName:        SDN Communications
OrgId:          SDN
Address:        2900 WEST 10TH STREET
City:           Sioux Falls
StateProv:      SD
PostalCode:     57104
Country:        US
RegDate:        2001-06-14
Updated:        2026-02-04
Ref:            https://rdap.arin.net/registry/entity/SDN


OrgAbuseHandle: SCA5-ARIN
OrgAbuseName:   SDN Communications Abuse
OrgAbusePhone:  +1-605-978-3548 
OrgAbuseEmail:  arin.abuse@sdncommunications.com
OrgAbuseRef:    https://rdap.arin.net/registry/entity/SCA5-ARIN

OrgTechHandle: SCTA-ARIN
OrgTechName:   SDN Communications Technical Administrator
OrgTechPhone:  +1-605-978-3548 
OrgTechEmail:  peering@sdncommunications.com
OrgTechRef:    https://rdap.arin.net/registry/entity/SCTA-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
AS14955	Northern Valley Communications LLC	US
AS399439	Mitchell Telecom	US
AS15100	Bevcomm	US
AS6939	Hurricane Electric LLC	US
AS32231	Pathward, N.A.	US
AS393821	Lismore Cooperative Telephone Company	US
AS10242	US Internet Corp	US
AS398112	POET, LLC	US
AS26793	ICS Advanced Technologies	US
AS14537	Continent 8 LLC	US

Upstreams

AS Number	Description	Country
AS1299	Arelion Sweden AB	SE
AS6939	Hurricane Electric LLC	US
AS64289	Macarne.com	US
AS2914	NTT America, Inc.	US
AS6461	Zayo Bandwidth	US
AS174	Cogent Communications, LLC	US
AS32621	Twin City VoIP, Inc.	US

Downstreams

AS Number	Description	Country
AS14955	Northern Valley Communications LLC	US
AS399439	Mitchell Telecom	US
AS15100	Bevcomm	US
AS14789	Cloudflare, Inc.	US
AS397745	Hanson Communications, Inc.	US
AS32231	Pathward, N.A.	US
AS393821	Lismore Cooperative Telephone Company	US
AS15157	NORTHWESTERN CORPORATION	US
AS398112	POET, LLC	US
AS26793	ICS Advanced Technologies	US