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AS13578 MDAssociates, Inc. | 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.

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MDAssociates, Inc. sjbcom.com

US 0 Routes

AS Data

AS13578

AS13578 – MDAssociates, Inc.

AS Number	13578
AS Name	MDASSOCIATES-MAIN
Organization	MDAssociates, Inc. (mdass)
Country	US
Website	sjbcom.com
Number of IPv4 Routes	0
Number of IPv6 Routes	0
ASN type	BUSINESS
Registry	ARIN
Date Allocated	2006-09-28

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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:       13578
ASName:         MDASSOCIATES-MAIN
ASHandle:       AS13578
RegDate:        2006-09-28
Updated:        2012-03-20
Ref:            https://rdap.arin.net/registry/autnum/13578


OrgName:        MDAssociates, Inc.
OrgId:          MDASS
Address:        56 Marietta Street NW
City:           Atlanta
StateProv:      GA
PostalCode:     30303
Country:        US
RegDate:        2006-07-27
Updated:        2012-09-12
Ref:            https://rdap.arin.net/registry/entity/MDASS


OrgTechHandle: SB86-ARIN
OrgTechName:   Bernstein, Sacha J.
OrgTechPhone:  +1-888-252-6551 
OrgTechEmail:  hostmaster@sjbcom.com
OrgTechRef:    https://rdap.arin.net/registry/entity/SB86-ARIN

OrgAbuseHandle: SB86-ARIN
OrgAbuseName:   Bernstein, Sacha J.
OrgAbusePhone:  +1-888-252-6551 
OrgAbuseEmail:  hostmaster@sjbcom.com
OrgAbuseRef:    https://rdap.arin.net/registry/entity/SB86-ARIN

RAbuseHandle: SB86-ARIN
RAbuseName:   Bernstein, Sacha J.
RAbusePhone:  +1-888-252-6551 
RAbuseEmail:  hostmaster@sjbcom.com
RAbuseRef:    https://rdap.arin.net/registry/entity/SB86-ARIN

RNOCHandle: SB86-ARIN
RNOCName:   Bernstein, Sacha J.
RNOCPhone:  +1-888-252-6551 
RNOCEmail:  hostmaster@sjbcom.com
RNOCRef:    https://rdap.arin.net/registry/entity/SB86-ARIN

RTechHandle: SB86-ARIN
RTechName:   Bernstein, Sacha J.
RTechPhone:  +1-888-252-6551 
RTechEmail:  hostmaster@sjbcom.com
RTechRef:    https://rdap.arin.net/registry/entity/SB86-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" : "13578",
    "as_handle" : "AS13578",
    "as_name" : "MDASSOCIATES-MAIN",
    "tech_contacts" : [ "SB86-ARIN", "SB86-ARIN" ],
    "abuse_contacts" : [ "SB86-ARIN", "SB86-ARIN" ],
    "date_created" : "2006-09-28",
    "date_updated" : "2012-03-20",
    "source" : "https://rdap.arin.net/registry/autnum/13578"
  } ],
  "organization" : {
    "handle" : "MDASS",
    "name" : "MDAssociates, Inc.",
    "address" : [ "56 Marietta Street NW", "Atlanta", "GA", "30303", "US" ],
    "street" : "Marietta Street Nw",
    "city" : "Atlanta",
    "state" : "GA",
    "zip_code" : "30303",
    "country" : [ "US" ],
    "date_created" : "2006-07-27",
    "date_updated" : "2012-09-12",
    "source" : "https://rdap.arin.net/registry/entity/MDASS",
    "addressCountry" : "US"
  },
  "technical_contacts" : [ {
    "handle" : "SB86-ARIN",
    "name" : "Bernstein, Sacha J.",
    "email" : [ "hostmaster@sjbcom.com" ],
    "phone" : [ "+1-888-252-6551" ],
    "source" : "https://rdap.arin.net/registry/entity/SB86-ARIN"
  } ],
  "abuse_contacts" : [ {
    "handle" : "SB86-ARIN",
    "name" : "Bernstein, Sacha J.",
    "email" : [ "hostmaster@sjbcom.com" ],
    "phone" : [ "+1-888-252-6551" ],
    "source" : "https://rdap.arin.net/registry/entity/SB86-ARIN"
  } ]
}

Frequently Asked Questions

What is ASN AS13578?

ASN AS13578 is an Autonomous System Number used to identify a network for BGP internet routing.

Who manages ASN AS13578?

AS13578 is listed under MDAssociates, Inc..

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.