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AS4272 Metropolitan Data Networks

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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AS4272

AS4272 – Metropolitan Data Networks

AS Number	4272
AS Name	MDN
Organization	Metropolitan Data Networks(mdn)
Country	US
Website	mdn.com
Number of IPv4 Routes	0
Number of IPv6 Routes	0
ASN type	ISP
Registry	ARIN
Date Allocated	1995-01-19

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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:       4272
ASName:         MDN
ASHandle:       AS4272
RegDate:        1995-01-19
Updated:        1996-01-02    
Ref:            https://rdap.arin.net/registry/autnum/4272


OrgName:        Metropolitan Data Networks
OrgId:          MDN
Address:        100 Executive Dr
City:           Lafayette
StateProv:      IN
PostalCode:     47905-4864
Country:        US
RegDate:        1994-03-01
Updated:        2011-09-24
Ref:            https://rdap.arin.net/registry/entity/MDN


OrgAbuseHandle: BS65-ARIN
OrgAbuseName:   Slager, Brett D.
OrgAbusePhone:  +1-317-449-0539 
OrgAbuseEmail:  bds@mdn.com
OrgAbuseRef:    https://rdap.arin.net/registry/entity/BS65-ARIN

OrgTechHandle: BS65-ARIN
OrgTechName:   Slager, Brett D.
OrgTechPhone:  +1-317-449-0539 
OrgTechEmail:  bds@mdn.com
OrgTechRef:    https://rdap.arin.net/registry/entity/BS65-ARIN

RTechHandle: JD71-ARIN
RTechName:   Dormer, John 
RTechPhone:  +1-317-449-0539 
RTechEmail:  jad@mdn.com
RTechRef:    https://rdap.arin.net/registry/entity/JD71-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

Frequently Asked Questions

What is ASN AS4272?

ASN AS4272 is an Autonomous System Number used to identify a network for BGP internet routing.

Who manages ASN AS4272?

AS4272 is listed under Metropolitan Data Networks.

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.