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AS4597 Millipore Corp. | 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.

ASN Lookup Tool

Millipore Corp. bedford.millipore.com

US 2 Routes

AS Data

AS4597

AS4597 – Millipore Corp.

AS Number	4597
AS Name	MILLIPORE
Organization	Millipore Corp. (millip-2)
Country	US
Website	bedford.millipore.com
Number of IPv4 Routes	1
Number of IPv6 Routes	1
ASN type	BUSINESS
Registry	ARIN
Date Allocated	1995-05-01

ASN Intelligence API for production workflows

Use ASN data for AS4597 in automation: routing intelligence, peering analysis, ownership checks, and network observability.

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IP Ranges

Route	Origin	Origin Name	ISP	# IPs
157.93.0.0/16	AS4597	Millipore Corp.	Millipore Corporation	65536
2001:4cf8:2000::/48	AS4597	Millipore Corp.	Merck KGaA	~1×10²⁴

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:       4597
ASName:         MILLIPORE
ASHandle:       AS4597
RegDate:        1995-05-01
Updated:        1995-05-01
Ref:            https://rdap.arin.net/registry/autnum/4597


OrgName:        Millipore Corp.
OrgId:          MILLIP-2
Address:        80 ASHBY ROAD
City:           Bedford
StateProv:      MA
PostalCode:     01730
Country:        US
RegDate:        1995-05-01
Updated:        2012-10-10
Ref:            https://rdap.arin.net/registry/entity/MILLIP-2


OrgTechHandle: PR198-ARIN
OrgTechName:   Ram, Prabhu 
OrgTechPhone:  +1-617-533-3124 
OrgTechEmail:  usrpr@bedford.millipore.com
OrgTechRef:    https://rdap.arin.net/registry/entity/PR198-ARIN

OrgAbuseHandle: PR198-ARIN
OrgAbuseName:   Ram, Prabhu 
OrgAbusePhone:  +1-617-533-3124 
OrgAbuseEmail:  usrpr@bedford.millipore.com
OrgAbuseRef:    https://rdap.arin.net/registry/entity/PR198-ARIN

RTechHandle: PR198-ARIN
RTechName:   Ram, Prabhu 
RTechPhone:  +1-617-533-3124 
RTechEmail:  usrpr@bedford.millipore.com
RTechRef:    https://rdap.arin.net/registry/entity/PR198-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" : "4597",
    "as_handle" : "AS4597",
    "as_name" : "MILLIPORE",
    "tech_contacts" : [ "PR198-ARIN", "PR198-ARIN" ],
    "abuse_contacts" : [ "PR198-ARIN" ],
    "date_created" : "1995-05-01",
    "date_updated" : "1995-05-01",
    "source" : "https://rdap.arin.net/registry/autnum/4597"
  } ],
  "organization" : {
    "handle" : "MILLIP-2",
    "name" : "Millipore Corp.",
    "address" : [ "80 ASHBY ROAD", "Bedford", "MA", "01730", "US" ],
    "street" : "Ashby Road",
    "city" : "Bedford",
    "state" : "MA",
    "zip_code" : "01730",
    "country" : [ "US" ],
    "date_created" : "1995-05-01",
    "date_updated" : "2012-10-10",
    "source" : "https://rdap.arin.net/registry/entity/MILLIP-2",
    "addressCountry" : "US"
  },
  "technical_contacts" : [ {
    "handle" : "PR198-ARIN",
    "name" : "Ram, Prabhu",
    "email" : [ "usrpr@bedford.millipore.com" ],
    "phone" : [ "+1-617-533-3124" ],
    "source" : "https://rdap.arin.net/registry/entity/PR198-ARIN"
  } ],
  "abuse_contacts" : [ {
    "handle" : "PR198-ARIN",
    "name" : "Ram, Prabhu",
    "email" : [ "usrpr@bedford.millipore.com" ],
    "phone" : [ "+1-617-533-3124" ],
    "source" : "https://rdap.arin.net/registry/entity/PR198-ARIN"
  } ]
}

Peers

AS Number	Description	Country
AS46887	Crown Castle Fiber LLC	US
AS701	Verizon Business/UUnet	US
AS701	Verizon Business	US

Upstreams

AS Number	Description	Country
AS46887	Crown Castle Fiber LLC	US
AS701	Verizon Business	US

Frequently Asked Questions

What is ASN AS4597?

ASN AS4597 is an Autonomous System Number used to identify a network for BGP internet routing.

Who manages ASN AS4597?

AS4597 is listed under Millipore Corp..

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.