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.

AS20261 Medical Services of America

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

Medical Services of America msahealthcare.com

US 1 Routes

AS Data

AS20261

AS20261 – Medical Services of America

AS Number	20261
AS Name	MSA-CORP
Organization	Medical Services of America (msa-52)
Country	US
Website	msahealthcare.com
Number of IPv4 Routes	1
Number of IPv6 Routes	0
ASN type	BUSINESS
Registry	ARIN
Date Allocated	2011-01-18

ASN Intelligence API for production workflows

Use ASN data for AS20261 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
98.101.203.0/24	AS20261	Medical Services of America	MEDICAL SERVICES OF AMERICA	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:       20261
ASName:         MSA-CORP
ASHandle:       AS20261
RegDate:        2011-01-18
Updated:        2020-01-28
Ref:            https://rdap.arin.net/registry/autnum/20261


OrgName:        Medical Services of America
OrgId:          MSA-52
Address:        171 Monroe Ln
City:           Lexington
StateProv:      SC
PostalCode:     29072
Country:        US
RegDate:        2010-12-03
Updated:        2014-05-23
Comment:        http://www.msa-corp.com
Ref:            https://rdap.arin.net/registry/entity/MSA-52


OrgTechHandle: JLW56-ARIN
OrgTechName:   Williams, Jerremy Lamar
OrgTechPhone:  +1-803-358-1738 
OrgTechEmail:  jwilliams@msahealthcare.com
OrgTechRef:    https://rdap.arin.net/registry/entity/JLW56-ARIN

OrgAbuseHandle: JLW56-ARIN
OrgAbuseName:   Williams, Jerremy Lamar
OrgAbusePhone:  +1-803-358-1738 
OrgAbuseEmail:  jwilliams@msahealthcare.com
OrgAbuseRef:    https://rdap.arin.net/registry/entity/JLW56-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" : "20261",
    "as_handle" : "AS20261",
    "as_name" : "MSA-CORP",
    "tech_contacts" : [ "JLW56-ARIN" ],
    "abuse_contacts" : [ "JLW56-ARIN" ],
    "date_created" : "2011-01-18",
    "date_updated" : "2020-01-28",
    "source" : "https://rdap.arin.net/registry/autnum/20261"
  } ],
  "organization" : {
    "handle" : "MSA-52",
    "name" : "Medical Services of America",
    "address" : [ "171 Monroe Ln", "Lexington", "SC", "29072", "US" ],
    "street" : "Monroe Ln",
    "city" : "Lexington",
    "state" : "SC",
    "zip_code" : "29072",
    "country" : [ "US" ],
    "date_created" : "2010-12-03",
    "date_updated" : "2014-05-23",
    "source" : "https://rdap.arin.net/registry/entity/MSA-52",
    "addressCountry" : "US"
  },
  "technical_contacts" : [ {
    "handle" : "JLW56-ARIN",
    "name" : "Williams, Jerremy Lamar",
    "email" : [ "jwilliams@msahealthcare.com" ],
    "phone" : [ "+1-803-358-1738" ],
    "source" : "https://rdap.arin.net/registry/entity/JLW56-ARIN"
  } ],
  "abuse_contacts" : [ {
    "handle" : "JLW56-ARIN",
    "name" : "Williams, Jerremy Lamar",
    "email" : [ "jwilliams@msahealthcare.com" ],
    "phone" : [ "+1-803-358-1738" ],
    "source" : "https://rdap.arin.net/registry/entity/JLW56-ARIN"
  } ]
}

Peers

AS Number	Description	Country
AS7029	Windstream Communications LLC	US

Upstreams

AS Number	Description	Country
AS7029	Windstream Communications LLC	US

Frequently Asked Questions

What is ASN AS20261?

ASN AS20261 is an Autonomous System Number used to identify a network for BGP internet routing.

Who manages ASN AS20261?

AS20261 is listed under Medical Services of America.

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.