ASN AS10753 is an Autonomous System Number used to identify a network for BGP internet routing.

Who manages ASN AS10753?

AS10753 is listed under Level 3 Parent, LLC.

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.

AS10753 Level 3 Parent, LLC | IPGeolocation.io

Level 3 Parent, LLC level3.com

US 856 Routes

AS Data

AS10753

AS10753 – Level 3 Parent, LLC

AS Number	10753
AS Name	LUMEN-LEGACY-L3-CUSTOMER-SHARED-USE
Organization	Level 3 Parent, LLC(lpl-141)
Country	US
Website	level3.com
Number of IPv4 Routes	831
Number of IPv6 Routes	25
ASN type	BUSINESS
Registry	ARIN
Date Allocated	1997-11-18

ASN Intelligence API for production workflows

Use ASN data for AS10753 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

Get ASN API Key ASN API Docs

IP Ranges

Route	Origin	Origin Name	ISP	# IPs
78.108.62.0/24	AS10753	Level 3 Parent, LLC	Level 3 Parent, LLC	256
190.217.35.96/27	AS10753	Level 3 Parent, LLC	CLINICA ALEMANA DE SANTIAGO S.A.	32
74.203.124.0/26	AS10753	Level 3 Parent, LLC	Level 3 Parent, LLC	64
198.97.46.0/24	AS10753	Level 3 Parent, LLC	CDNS	256
87.98.97.0/24	AS10753	Level 3 Parent, LLC	Level 3 Parent, LLC	256
200.1.64.0/24	AS10753	Level 3 Parent, LLC	Bolsa de Bogota S.A.	256
65.118.158.0/24	AS10753	Level 3 Parent, LLC	MASHANTUCKET PEQUOT TRIBE	256
217.22.244.0/23	AS10753	Level 3 Parent, LLC	Code200 UAB	512
64.76.2.224/27	AS10753	Level 3 Parent, LLC	CTL Argentina	32
66.162.138.0/25	AS10753	Level 3 Parent, LLC	Level 3 Parent, LLC	128

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:       10753
ASName:         LUMEN-LEGACY-L3-CUSTOMER-SHARED-USE
ASHandle:       AS10753
RegDate:        1997-11-18
Updated:        2021-08-19
Comment:        AS10753 IS TO ONLY BE USED BY CUSTOMERS UNABLE TO OBTAIN AN ASN FROM THEIR RIR WHEN CONNECTING TO AS202, AS3549, AND AS3356. IT IS NOT AUTHORIZED TO BE USED TO MULTIHOME WITH ANY OTHER ASN.    
Ref:            https://rdap.arin.net/registry/autnum/10753



OrgName:        Level 3 Parent, LLC
OrgId:          LPL-141
Address:        100 CenturyLink Drive
City:           Monroe
StateProv:      LA
PostalCode:     71203
Country:        US
RegDate:        2018-02-06
Updated:        2024-06-17
Comment:        USAGE OF IP SPACE MUST COMPLY WITH OUR ACCEPTABLE USE POLICY:
Comment:        https://www.lumen.com/en-us/about/legal/acceptable-use-policy.html
Comment:        
Comment:        ADDRESSES COVERED BY THIS ORG-ID ARE NON-PORTABLE ANY ISP ANNOUNCING OR TRANSITING PORTIONS WITHIN OUR RANGES SHOULD NOT RELY ON PRESENTED LOA'S OR OLD WHOIS UNLESS THOSE RANGES ARE ALSO ACTIVELY DIRECTLY ANNOUNCED TO A LUMEN ASN. WITH ALL LOA'S THESE CONDITIONS APPLY:
Comment:        
Comment:        1. You are permitted to route the Lumen IP prefixes listed via Public BGP to your alternate ISP from the designated ASN. Any other ASN originating the prefix listed is forbidden.
Comment:        2. The Lumen IP prefixes listed can be routed via Public BGP to your alternate ISP as long as you remain an active customer with Lumen and continue to route the prefixes over at least one Lumen Internet circuit without significant traffic engineering.
Comment:        3. Should your Internet services with Lumen be discontinued, Lumen reserves the right to have your alternate ISP terminate the routing of the Lumen IP prefixes without advanced notification, should you fail to do so.
Comment:        4. All IP Addresses assigned or allocated by Lumen to an end-user (customer or ISP) shall be considered non-portable and will be reclaimed by Lumen upon service termination.
Comment:        5. Lumen reserves the right to conduct audits to ensure the LOA conditions are being met.
Comment:        6. Usage of IP space must comply with our AUP https://www.lumen.com/en-us/about/legal/acceptable-use-policy.html
Comment:        
Comment:        Our looking glass is located at: https://lookingglass.centurylink.com/
Comment:        
Comment:        For subpoena or court order please fax 844.254.5800 or refer to our Trust & Safety page:
Comment:        https://www.lumen.com/en-us/about/legal/trust-center/trust-and-safety.html
Comment:        
Comment:        For abuse issues, please email abuse@aup.lumen.com
Comment:        All abuse reports MUST include:
Comment:        * src IP
Comment:        * dest IP (your IP)
Comment:        * dest port
Comment:        * Accurate date/timestamp and timezone of activity
Comment:        * Intensity/frequency (short log extracts)
Comment:        * Your contact details (phone and email)
Comment:        Without these we will be unable to identify the correct owner of the IP address at that point in time.
Ref:            https://rdap.arin.net/registry/entity/LPL-141


OrgTechHandle: APL7-ARIN
OrgTechName:   ADMIN POC LVLT
OrgTechPhone:  +1-877-453-8353 
OrgTechEmail:  ipadmin@centurylink.com
OrgTechRef:    https://rdap.arin.net/registry/entity/APL7-ARIN

OrgAbuseHandle: LAC56-ARIN
OrgAbuseName:   L3 Abuse Contact
OrgAbusePhone:  +1-877-453-8353 
OrgAbuseEmail:  abuse@level3.com
OrgAbuseRef:    https://rdap.arin.net/registry/entity/LAC56-ARIN

OrgRoutingHandle: RPKIR-ARIN
OrgRoutingName:   RPKI-ROA
OrgRoutingPhone:  +1-877-886-6515 
OrgRoutingEmail:  rpki-roa@lumen.com
OrgRoutingRef:    https://rdap.arin.net/registry/entity/RPKIR-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" : "10753",
    "as_handle" : "AS10753",
    "as_name" : "LUMEN-LEGACY-L3-CUSTOMER-SHARED-USE",
    "tech_contacts" : [ "APL7-ARIN", "RPKIR-ARIN" ],
    "abuse_contacts" : [ "LAC56-ARIN" ],
    "date_created" : "1997-11-18",
    "date_updated" : "2021-08-19",
    "source" : "https://rdap.arin.net/registry/autnum/10753"
  } ],
  "organization" : {
    "handle" : "LPL-141",
    "name" : "Level 3 Parent, LLC",
    "address" : [ "100 CenturyLink Drive", "Monroe", "LA", "71203", "US" ],
    "street" : "Centurylink Drive",
    "city" : "Monroe",
    "state" : "LA",
    "zip_code" : "71203",
    "country" : [ "US" ],
    "date_created" : "2018-02-06",
    "date_updated" : "2024-06-17",
    "source" : "https://rdap.arin.net/registry/entity/LPL-141",
    "addressCountry" : "US"
  },
  "technical_contacts" : [ {
    "handle" : "APL7-ARIN",
    "name" : "ADMIN POC LVLT",
    "email" : [ "ipadmin@centurylink.com" ],
    "phone" : [ "+1-877-453-8353" ],
    "source" : "https://rdap.arin.net/registry/entity/APL7-ARIN"
  }, {
    "handle" : "RPKIR-ARIN",
    "name" : "RPKI-ROA",
    "email" : [ "rpki-roa@lumen.com" ],
    "phone" : [ "+1-877-886-6515" ],
    "source" : "https://rdap.arin.net/registry/entity/RPKIR-ARIN"
  } ],
  "abuse_contacts" : [ {
    "handle" : "LAC56-ARIN",
    "name" : "L3 Abuse Contact",
    "email" : [ "abuse@level3.com" ],
    "phone" : [ "+1-877-453-8353" ],
    "source" : "https://rdap.arin.net/registry/entity/LAC56-ARIN"
  } ]
}

Peers

AS Number	Description	Country
AS265696	Asociación Red Universitaria de Alta Velocidad del Valle del Cauca	CO
AS269825	UNIVERSIDAD DE LAS AMERICAS	EC
AS208746	SOPRA STERIA INFRASTRUCTURE & SECURITY SERVICES SAS	FR
AS267909	ESTADO MAYOR GENERAL DE LA ARMADA	AR
AS263825	ACTIVIA S.A.	AR
AS2539	GlaxoSmithKline	US
AS209381	ECCO Sko A/S	DK
AS3549	Level 3 Communications, Inc. (GBLX)	US
AS272137	CONEXION COMERCIALIZACION DE SERVICIOS DE TELECOMUNICACIONES EMPALMERIA Y CONSTRUCCION DE REDES HFC	CO
AS61738	SECRETARIA DE ESTADO DE ECONOMIA DO DF - SEEC/DF	BR

Upstreams

AS Number	Description	Country
AS3549	Level 3 Parent, LLC	US
AS33651	Comcast Cable Communications, LLC	US
AS202	Level 3 Parent, LLC	US
AS15305	Syringa Networks, LLC	US
AS26577	BAE Systems Inc.	US
AS3356	Level 3 Parent, LLC	US
AS6461	Zayo Bandwidth	US
AS701	Verizon Business	US
AS18747	IFX Corporation	US
AS22056	Sitel	US

Downstreams

AS Number	Description	Country
AS265696	Asociación Red Universitaria de Alta Velocidad del Valle del Cauca	CO
AS269825	UNIVERSIDAD DE LAS AMERICAS	EC
AS267909	ESTADO MAYOR GENERAL DE LA ARMADA	AR
AS208746	SOPRA STERIA INFRASTRUCTURE & SECURITY SERVICES SAS	FR
AS263825	ACTIVIA S.A.	AR
AS2539	GlaxoSmithKline	US
AS209381	ECCO Sko A/S	DK
AS52494	MULTI ASSIST S.A.	CL
AS3751	Phonak, LLC	US
AS3902	GlaxoSmithKline	US

Contacts

Email Contacts

rpki-roa@lumen.com ipadmin@centurylink.com

Abuse Contacts

abuse@level3.com

Legacy Routes

162.18.172.0/24 162.18.85.0/24 162.18.77.0/24 204.86.134.0/23 162.18.72.0/24 192.149.234.0/24 162.18.78.0/24 38.76.141.0/24 162.18.75.0/24 66.193.23.0/24 162.18.80.0/24 162.18.76.0/24 162.18.89.0/24 162.18.84.0/24 38.76.140.0/24 8.242.218.0/24 162.18.71.0/24 45.199.178.0/24 162.18.79.0/24

ASN Lookup Tool

ASN Summary