ASN AS27634 is an Autonomous System Number used to identify a network for BGP internet routing.

Who manages ASN AS27634?

AS27634 is listed under Microdynamics Corporation.

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.

AS27634 Microdynamics Corporation

ASN Lookup Tool

Microdynamics Corporation microdg.com

US 4 Routes

AS Data

AS27634

AS27634 – Microdynamics Corporation

AS Number	27634
AS Name	MICRODG-AS
Organization	Microdynamics Corporation(mg-54)
Country	US
Website	microdg.com
Number of IPv4 Routes	4
Number of IPv6 Routes	0
ASN type	BUSINESS
Registry	ARIN
Date Allocated	2012-05-24

ASN Intelligence API for production workflows

Use ASN data for AS27634 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

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IP Ranges

Route	Origin	Origin Name	ISP	# IPs
208.184.69.0/24	AS27634	Microdynamics Corporation	MICRODYNAMICS CORPORATION	256
170.62.35.0/24	AS27634	Microdynamics Corporation	Microdynamics Corporation	256
12.158.98.0/24	AS27634	Microdynamics Corporation	NCP SOLUTIONS	256
170.62.34.0/24	AS27634	Microdynamics Corporation	Microdynamics Corporation	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:       27634
ASName:         MICRODG-AS
ASHandle:       AS27634
RegDate:        2012-05-24
Updated:        2012-05-24    
Ref:            https://rdap.arin.net/registry/autnum/27634


OrgName:        Microdynamics Corporation
OrgId:          MG-54
Address:        1400 Shore Drive
City:           Naperville
StateProv:      IL
PostalCode:     60563
Country:        US
RegDate:        2012-03-27
Updated:        2024-02-23
Ref:            https://rdap.arin.net/registry/entity/MG-54


OrgNOCHandle: BMG7-ARIN
OrgNOCName:   Grant, Barry Michaelton
OrgNOCPhone:  +1-630-362-3477 
OrgNOCEmail:  bgrant@microdg.com
OrgNOCRef:    https://rdap.arin.net/registry/entity/BMG7-ARIN

OrgTechHandle: BMG7-ARIN
OrgTechName:   Grant, Barry Michaelton
OrgTechPhone:  +1-630-362-3477 
OrgTechEmail:  bgrant@microdg.com
OrgTechRef:    https://rdap.arin.net/registry/entity/BMG7-ARIN

OrgTechHandle: SYEDA23-ARIN
OrgTechName:   Syed, Aejaz 
OrgTechPhone:  +1-630-362-3477 
OrgTechEmail:  aejaz.syed@everview.io
OrgTechRef:    https://rdap.arin.net/registry/entity/SYEDA23-ARIN

OrgAbuseHandle: BMG7-ARIN
OrgAbuseName:   Grant, Barry Michaelton
OrgAbusePhone:  +1-630-362-3477 
OrgAbuseEmail:  bgrant@microdg.com
OrgAbuseRef:    https://rdap.arin.net/registry/entity/BMG7-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
AS7018	AT&T Enterprises, LLC	US
AS1239	Cogent Communications, LLC	US
AS6461	Zayo Bandwidth	US
AS174	Cogent Communications, LLC	US

Upstreams

AS Number	Description	Country
AS7018	AT&T Enterprises, LLC	US
AS6461	Zayo Bandwidth	US
AS174	Cogent Communications, LLC	US