ASN AS18690 is an Autonomous System Number used to identify a network for BGP internet routing.

Who manages ASN AS18690?

AS18690 is listed under Medidata Solutions, Inc.

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.

AS18690 Medidata Solutions, Inc

ASN Lookup Tool

Medidata Solutions, Inc mdsol.com

US 3 Routes

AS Data

AS18690

AS18690 – Medidata Solutions, Inc

AS Number	18690
AS Name	MEDIDATA
Organization	Medidata Solutions, Inc(medida)
Country	US
Website	mdsol.com
Number of IPv4 Routes	3
Number of IPv6 Routes	0
ASN type	BUSINESS
Registry	ARIN
Date Allocated	2000-09-28

ASN Intelligence API for production workflows

Use ASN data for AS18690 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
142.4.64.0/19	AS18690	Medidata Solutions, Inc	Medidata Solutions, Inc	8192
160.231.62.0/24	AS18690	Medidata Solutions, Inc	MEDIDATA HOUSTON	256
160.231.61.0/24	AS18690	Medidata Solutions, Inc	MEDIDATA HOUSTON	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:       18690
ASName:         MEDIDATA
ASHandle:       AS18690
RegDate:        2000-09-28
Updated:        2012-05-16    
Ref:            https://rdap.arin.net/registry/autnum/18690


OrgName:        Medidata Solutions, Inc
OrgId:          MEDIDA
Address:        350 Hudson Street
City:           New York
StateProv:      NY
PostalCode:     10014
Country:        US
RegDate:        2000-09-28
Updated:        2019-08-07
Ref:            https://rdap.arin.net/registry/entity/MEDIDA


OrgTechHandle: HNO9-ARIN
OrgTechName:   HDC Network Operations
OrgTechPhone:  +1-212-918-1800 
OrgTechEmail:  hdcops@mdsol.com
OrgTechRef:    https://rdap.arin.net/registry/entity/HNO9-ARIN

OrgAbuseHandle: APC17-ARIN
OrgAbuseName:   Abuse Point of Contact
OrgAbusePhone:  +1-212-918-1800 
OrgAbuseEmail:  abusepoc@mdsol.com
OrgAbuseRef:    https://rdap.arin.net/registry/entity/APC17-ARIN

RTechHandle: HNO9-ARIN
RTechName:   HDC Network Operations
RTechPhone:  +1-212-918-1800 
RTechEmail:  hdcops@mdsol.com
RTechRef:    https://rdap.arin.net/registry/entity/HNO9-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
AS13791	Unitas Global	US
AS3549	Level 3 Communications, Inc. (GBLX)	US
AS35280	F5 Networks SARL	FR
AS3356	Level 3 Parent, LLC	US
AS6461	Zayo Bandwidth	US

Upstreams

AS Number	Description	Country
AS13791	Unitas Global	US
AS35280	F5 Networks SARL	FR
AS3356	Level 3 Parent, LLC	US
AS6461	Zayo Bandwidth	US

Contacts

Email Contacts

hdcops@mdsol.com

Abuse Contacts

abusepoc@mdsol.com