ASN AS53571 is an Autonomous System Number used to identify a network for BGP internet routing.

Who manages ASN AS53571?

AS53571 is listed under PRECISION CASTPARTS CORP.

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.

AS53571 PRECISION CASTPARTS CORP

ASN Lookup Tool

PRECISION CASTPARTS CORP precastcorp.com

US 14 Routes

AS Data

AS53571

AS53571 – PRECISION CASTPARTS CORP

AS Number	53571
AS Name	PCC-CORP
Organization	PRECISION CASTPARTS CORP (pcc-156)
Country	US
Website	precastcorp.com
Number of IPv4 Routes	14
Number of IPv6 Routes	0
ASN type	BUSINESS
Registry	ARIN
Date Allocated	2012-12-27

ASN Intelligence API for production workflows

Use ASN data for AS53571 in automation: routing intelligence, peering analysis, ownership checks, and network observability.

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IP Ranges

Route	Origin	Origin Name	ISP	# IPs
204.155.96.0/24	AS53571	PRECISION CASTPARTS CORP	PRECISION CASTPARTS CORP	256
204.155.100.0/24	AS53571	PRECISION CASTPARTS CORP	PRECISION CASTPARTS CORP	256
204.155.99.0/24	AS53571	PRECISION CASTPARTS CORP	PRECISION CASTPARTS CORP	256
204.155.110.0/24	AS53571	PRECISION CASTPARTS CORP	PRECISION CASTPARTS CORP	256
204.155.111.0/24	AS53571	PRECISION CASTPARTS CORP	PRECISION CASTPARTS CORP	256
204.155.108.0/24	AS53571	PRECISION CASTPARTS CORP	PRECISION CASTPARTS CORP	256
199.181.154.0/24	AS53571	PRECISION CASTPARTS CORP	PRECISION CASTPARTS CORP	256
204.155.102.0/24	AS53571	PRECISION CASTPARTS CORP	PRECISION CASTPARTS CORP	256
204.155.104.0/24	AS53571	PRECISION CASTPARTS CORP	PRECISION CASTPARTS CORP	256
204.155.101.0/24	AS53571	PRECISION CASTPARTS CORP	PRECISION CASTPARTS CORP	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:       53571
ASName:         PCC-CORP
ASHandle:       AS53571
RegDate:        2012-12-27
Updated:        2012-12-27
Ref:            https://rdap.arin.net/registry/autnum/53571


OrgName:        PRECISION CASTPARTS CORP
OrgId:          PCC-156
Address:        5885 Meadow Rd
Address:        Suite 620
City:           Lake Oswego
StateProv:      OR
PostalCode:     97035
Country:        US
RegDate:        2005-02-17
Updated:        2022-04-07
Comment:        http://www.precast.com/
Ref:            https://rdap.arin.net/registry/entity/PCC-156


OrgTechHandle: KEMPR-ARIN
OrgTechName:   Kemp, Ron 
OrgTechPhone:  +1-503-946-4883 
OrgTechEmail:  rkemp@precastcorp.com
OrgTechRef:    https://rdap.arin.net/registry/entity/KEMPR-ARIN

OrgTechHandle: WALDE39-ARIN
OrgTechName:   Walden, David 
OrgTechPhone:  +1-304-634-0397 
OrgTechEmail:  dwalden@precastcorp.com
OrgTechRef:    https://rdap.arin.net/registry/entity/WALDE39-ARIN

OrgAbuseHandle: WALDE39-ARIN
OrgAbuseName:   Walden, David 
OrgAbusePhone:  +1-304-634-0397 
OrgAbuseEmail:  dwalden@precastcorp.com
OrgAbuseRef:    https://rdap.arin.net/registry/entity/WALDE39-ARIN

OrgTechHandle: TRINH34-ARIN
OrgTechName:   Trinh, Jimmy 
OrgTechPhone:  +1-503-382-3739 
OrgTechEmail:  jtrinh@precastcorp.com
OrgTechRef:    https://rdap.arin.net/registry/entity/TRINH34-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" : "53571",
    "as_handle" : "AS53571",
    "as_name" : "PCC-CORP",
    "tech_contacts" : [ "KEMPR-ARIN", "WALDE39-ARIN", "TRINH34-ARIN" ],
    "abuse_contacts" : [ "WALDE39-ARIN" ],
    "date_created" : "2012-12-27",
    "date_updated" : "2012-12-27",
    "source" : "https://rdap.arin.net/registry/autnum/53571"
  } ],
  "organization" : {
    "handle" : "PCC-156",
    "name" : "PRECISION CASTPARTS CORP",
    "address" : [ "5885 Meadow Rd", "Suite 620", "Lake Oswego", "OR", "97035", "US" ],
    "street" : "Meadow Rd",
    "city" : "Lake Oswego",
    "state" : "OR",
    "zip_code" : "97035",
    "country" : [ "US" ],
    "date_created" : "2005-02-17",
    "date_updated" : "2022-04-07",
    "source" : "https://rdap.arin.net/registry/entity/PCC-156",
    "addressCountry" : "US"
  },
  "technical_contacts" : [ {
    "handle" : "KEMPR-ARIN",
    "name" : "Kemp, Ron",
    "email" : [ "rkemp@precastcorp.com" ],
    "phone" : [ "+1-503-946-4883" ],
    "source" : "https://rdap.arin.net/registry/entity/KEMPR-ARIN"
  }, {
    "handle" : "WALDE39-ARIN",
    "name" : "Walden, David",
    "email" : [ "dwalden@precastcorp.com" ],
    "phone" : [ "+1-304-634-0397" ],
    "source" : "https://rdap.arin.net/registry/entity/WALDE39-ARIN"
  }, {
    "handle" : "TRINH34-ARIN",
    "name" : "Trinh, Jimmy",
    "email" : [ "jtrinh@precastcorp.com" ],
    "phone" : [ "+1-503-382-3739" ],
    "source" : "https://rdap.arin.net/registry/entity/TRINH34-ARIN"
  } ],
  "abuse_contacts" : [ {
    "handle" : "WALDE39-ARIN",
    "name" : "Walden, David",
    "email" : [ "dwalden@precastcorp.com" ],
    "phone" : [ "+1-304-634-0397" ],
    "source" : "https://rdap.arin.net/registry/entity/WALDE39-ARIN"
  } ]
}

Peers

AS Number	Description	Country
AS33662	Comcast Cable Communications, LLC	US
AS7545	TPG Internet Pty Ltd	AU
AS5650	Frontier Communications of America, Inc.	US
AS3356	Level 3 Parent, LLC	US
AS13649	Flexential Colorado Corp.	US
AS23132	Charter Communications LLC	US
AS7545	TPG Telecom Limited	AU
AS5413	Wavenet Limited	GB

Upstreams

AS Number	Description	Country
AS33662	Comcast Cable Communications, LLC	US
AS7545	TPG Internet Pty Ltd	AU
AS5650	Frontier Communications of America, Inc.	US
AS3356	Level 3 Parent, LLC	US
AS13649	Flexential Colorado Corp.	US
AS23132	Charter Communications LLC	US
AS5413	Wavenet Limited	GB