ASN AS11396 is an Autonomous System Number used to identify a network for BGP internet routing.

Who manages ASN AS11396?

AS11396 is listed under Williams Information Technology 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?

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AS11396 Williams Information Technology LLC

ASN Lookup Tool

Williams Information Technology LLC williams.com

US 25 Routes

AS Data

AS11396

AS11396 – Williams Information Technology LLC

AS Number	11396
AS Name	TWC-ASN
Organization	Williams Information Technology LLC (winf)
Country	US
Website	williams.com
Number of IPv4 Routes	25
Number of IPv6 Routes	0
ASN type	BUSINESS
Registry	ARIN
Date Allocated	1998-08-03

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Use ASN data for AS11396 in automation: routing intelligence, peering analysis, ownership checks, and network observability.

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IP Ranges

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:       11396
ASName:         TWC-ASN
ASHandle:       AS11396
RegDate:        1998-08-03
Updated:        2012-03-02
Ref:            https://rdap.arin.net/registry/autnum/11396


OrgName:        Williams Information Technology LLC
OrgId:          WINF
Address:        P.O. Box 2400
City:           Tulsa
StateProv:      OK
PostalCode:     74102
Country:        US
RegDate:        1991-12-30
Updated:        2017-02-28
Ref:            https://rdap.arin.net/registry/entity/WINF


OrgAbuseHandle: DOMAI76-ARIN
OrgAbuseName:   Domain-Tech
OrgAbusePhone:  +1-918-573-2000 
OrgAbuseEmail:  domain-tech@williams.com
OrgAbuseRef:    https://rdap.arin.net/registry/entity/DOMAI76-ARIN

OrgTechHandle: DOMAI76-ARIN
OrgTechName:   Domain-Tech
OrgTechPhone:  +1-918-573-2000 
OrgTechEmail:  domain-tech@williams.com
OrgTechRef:    https://rdap.arin.net/registry/entity/DOMAI76-ARIN

RAbuseHandle: DOMAI75-ARIN
RAbuseName:   Domain-Admin
RAbusePhone:  +1-918-573-2000 
RAbuseEmail:  domain-admin@williams.com
RAbuseRef:    https://rdap.arin.net/registry/entity/DOMAI75-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" : "11396",
    "as_handle" : "AS11396",
    "as_name" : "TWC-ASN",
    "tech_contacts" : [ "DOMAI76-ARIN" ],
    "abuse_contacts" : [ "DOMAI76-ARIN", "DOMAI75-ARIN" ],
    "date_created" : "1998-08-03",
    "date_updated" : "2012-03-02",
    "source" : "https://rdap.arin.net/registry/autnum/11396"
  } ],
  "organization" : {
    "handle" : "WINF",
    "name" : "Williams Information Technology LLC",
    "address" : [ "P.O. Box 2400", "Tulsa", "OK", "74102", "US" ],
    "city" : "Tulsa",
    "state" : "OK",
    "zip_code" : "74102",
    "country" : [ "US" ],
    "date_created" : "1991-12-30",
    "date_updated" : "2017-02-28",
    "source" : "https://rdap.arin.net/registry/entity/WINF",
    "addressCountry" : "US"
  },
  "technical_contacts" : [ {
    "handle" : "DOMAI76-ARIN",
    "name" : "Domain-Tech",
    "email" : [ "domain-tech@williams.com" ],
    "phone" : [ "+1-918-573-2000" ],
    "source" : "https://rdap.arin.net/registry/entity/DOMAI76-ARIN"
  } ],
  "abuse_contacts" : [ {
    "handle" : "DOMAI76-ARIN",
    "name" : "Domain-Tech",
    "email" : [ "domain-tech@williams.com" ],
    "phone" : [ "+1-918-573-2000" ],
    "source" : "https://rdap.arin.net/registry/entity/DOMAI76-ARIN"
  }, {
    "handle" : "DOMAI75-ARIN",
    "name" : "Domain-Admin",
    "email" : [ "domain-admin@williams.com" ],
    "phone" : [ "+1-918-573-2000" ],
    "source" : "https://rdap.arin.net/registry/entity/DOMAI75-ARIN"
  } ]
}

Peers

AS Number	Description	Country
AS33490	Comcast Cable Communications, LLC	US
AS35280	F5 Networks SARL	FR
AS33660	Comcast Cable Communications, LLC	US
AS33287	Comcast Cable Communications, LLC	US
AS1000	LINK AMERICAN	US
AS3356	Level 3 Parent, LLC	US
AS33659	Comcast Cable Communications, LLC	US
AS7922	Comcast Cable Communications, LLC	US

Upstreams

AS Number	Description	Country
AS33490	Comcast Cable Communications, LLC	US
AS35280	F5 Networks SARL	FR
AS33660	Comcast Cable Communications, LLC	US
AS33287	Comcast Cable Communications, LLC	US
AS3356	Level 3 Parent, LLC	US
AS33659	Comcast Cable Communications, LLC	US
AS7922	Comcast Cable Communications, LLC	US