ASN AS53712 is an Autonomous System Number used to identify a network for BGP internet routing.

Who manages ASN AS53712?

AS53712 is listed under Wellington Management Company LLP.

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?

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AS53712 Wellington Management Company LLP

ASN Lookup Tool

Wellington Management Company LLP wellington.com

US 24 Routes

AS Data

AS53712

AS53712 – Wellington Management Company LLP

AS Number	53712
AS Name	WMCLLP
Organization	Wellington Management Company LLP (wml-146)
Country	US
Website	wellington.com
Number of IPv4 Routes	24
Number of IPv6 Routes	0
ASN type	BUSINESS
Registry	ARIN
Date Allocated	2011-05-02

ASN Intelligence API for production workflows

Use ASN data for AS53712 in automation: routing intelligence, peering analysis, ownership checks, and network observability.

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IP Ranges

Route	Origin	Origin Name	ISP	# IPs
134.42.232.0/24	AS53712	Wellington Management Company LLP	Wellington International Management Company Pte Ltd	256
134.42.16.0/24	AS53712	Wellington Management Company LLP	Wellington Management Company LLP	256
134.42.14.0/24	AS53712	Wellington Management Company LLP	Wellington Management Company LLP	256
134.42.184.0/22	AS53712	Wellington Management Company LLP	Wellington Management Company LLP	1024
134.42.11.0/24	AS53712	Wellington Management Company LLP	Wellington Management Company LLP	256
134.42.241.0/24	AS53712	Wellington Management Company LLP	Wellington Management Company LLP	256
134.42.13.0/24	AS53712	Wellington Management Company LLP	Wellington Management Company LLP	256
134.42.192.0/19	AS53712	Wellington Management Company LLP	Wellington Management Company LLP	8192
134.42.152.0/21	AS53712	Wellington Management Company LLP	Wellington Management Company LLP	2048
134.42.120.0/21	AS53712	Wellington Management Company LLP	Wellington Management Company LLP	2048

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:       53712
ASName:         WMCLLP
ASHandle:       AS53712
RegDate:        2011-05-02
Updated:        2021-06-08
Ref:            https://rdap.arin.net/registry/autnum/53712


OrgName:        Wellington Management Company LLP
OrgId:          WML-146
Address:        280 Congress St
City:           Boston
StateProv:      MA
PostalCode:     02210
Country:        US
RegDate:        2018-12-27
Updated:        2024-11-25
Ref:            https://rdap.arin.net/registry/entity/WML-146


OrgAbuseHandle: GSS4-ARIN
OrgAbuseName:   Supe, Gaurav S
OrgAbusePhone:  +1-508-486-4755 
OrgAbuseEmail:  GSSupe@wellington.com
OrgAbuseRef:    https://rdap.arin.net/registry/entity/GSS4-ARIN

OrgTechHandle: GSS4-ARIN
OrgTechName:   Supe, Gaurav S
OrgTechPhone:  +1-508-486-4755 
OrgTechEmail:  GSSupe@wellington.com
OrgTechRef:    https://rdap.arin.net/registry/entity/GSS4-ARIN

OrgNOCHandle: GSS4-ARIN
OrgNOCName:   Supe, Gaurav S
OrgNOCPhone:  +1-508-486-4755 
OrgNOCEmail:  GSSupe@wellington.com
OrgNOCRef:    https://rdap.arin.net/registry/entity/GSS4-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" : "53712",
    "as_handle" : "AS53712",
    "as_name" : "WMCLLP",
    "tech_contacts" : [ "GSS4-ARIN" ],
    "abuse_contacts" : [ "GSS4-ARIN" ],
    "date_created" : "2011-05-02",
    "date_updated" : "2021-06-08",
    "source" : "https://rdap.arin.net/registry/autnum/53712"
  } ],
  "organization" : {
    "handle" : "WML-146",
    "name" : "Wellington Management Company LLP",
    "address" : [ "280 Congress St", "Boston", "MA", "02210", "US" ],
    "street" : "Congress St",
    "city" : "Boston",
    "state" : "MA",
    "zip_code" : "02210",
    "country" : [ "US" ],
    "date_created" : "2018-12-27",
    "date_updated" : "2024-11-25",
    "source" : "https://rdap.arin.net/registry/entity/WML-146",
    "addressCountry" : "US"
  },
  "technical_contacts" : [ {
    "handle" : "GSS4-ARIN",
    "name" : "Supe, Gaurav S",
    "email" : [ "GSSupe@wellington.com" ],
    "phone" : [ "+1-508-486-4755" ],
    "source" : "https://rdap.arin.net/registry/entity/GSS4-ARIN"
  } ],
  "abuse_contacts" : [ {
    "handle" : "GSS4-ARIN",
    "name" : "Supe, Gaurav S",
    "email" : [ "GSSupe@wellington.com" ],
    "phone" : [ "+1-508-486-4755" ],
    "source" : "https://rdap.arin.net/registry/entity/GSS4-ARIN"
  } ]
}

Peers

AS Number	Description	Country
AS4515	PCCW IMS Ltd PCCW Business Internet Access	HK
AS46887	Crown Castle Fiber LLC	US
AS8220	COLT Technology Services Group Limited	GB
AS1239	Cogent Communications, LLC	US
AS2764	AAPT Limited	AU
AS6939	Hurricane Electric LLC	US
AS174	Cogent Communications, LLC	US
AS4515	PCCW IMS Ltd (PCCW Business Internet Access)	HK
AS3758	SingNet Pte Ltd	SG
AS1221	Telstra Limited	AU

Upstreams

AS Number	Description	Country
AS3758	SingNet Pte Ltd	SG
AS4515	PCCW IMS Ltd PCCW Business Internet Access	HK
AS46887	Crown Castle Fiber LLC	US
AS8220	COLT Technology Services Group Limited	GB
AS1221	Telstra Limited	AU
AS2764	AAPT Limited	AU
AS6939	Hurricane Electric LLC	US
AS6461	Zayo Bandwidth	US
AS174	Cogent Communications, LLC	US
AS32787	Akamai Technologies, Inc.	US