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AS11821 SmartBurst LLC | 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

SmartBurst LLC smartburst.com

US 3 Routes

AS Data

AS11821

AS11821 – SmartBurst LLC

AS Number	11821
AS Name	SMARTBURST
Organization	SmartBurst LLC (sl-699)
Country	US
Website	smartburst.com
Number of IPv4 Routes	3
Number of IPv6 Routes	0
ASN type	BUSINESS
Registry	ARIN
Date Allocated	2017-08-03

ASN Intelligence API for production workflows

Use ASN data for AS11821 in automation: routing intelligence, peering analysis, ownership checks, and network observability.

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IP Ranges

Route	Origin	Origin Name	ISP	# IPs
148.59.150.0/24	AS11821	SmartBurst LLC	SmartBurst LLC	256
205.201.54.0/24	AS11821	SmartBurst LLC	SmartBurst LLC	256
158.51.184.0/22	AS11821	SmartBurst LLC	SmartBurst LLC	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:       11821
ASName:         SMARTBURST
ASHandle:       AS11821
RegDate:        2017-08-03
Updated:        2017-08-03
Ref:            https://rdap.arin.net/registry/autnum/11821


OrgName:        SmartBurst LLC
OrgId:          SL-699
Address:        P.O. Box 677
City:           Aubrey
StateProv:      TX
PostalCode:     76227
Country:        US
RegDate:        2015-09-01
Updated:        2017-01-28
Ref:            https://rdap.arin.net/registry/entity/SL-699


OrgAbuseHandle: PARKS79-ARIN
OrgAbuseName:   Parks, Patrick 
OrgAbusePhone:  +1-940-536-0682 
OrgAbuseEmail:  abuse@smartburst.com
OrgAbuseRef:    https://rdap.arin.net/registry/entity/PARKS79-ARIN

OrgTechHandle: PARKS79-ARIN
OrgTechName:   Parks, Patrick 
OrgTechPhone:  +1-940-536-0682 
OrgTechEmail:  abuse@smartburst.com
OrgTechRef:    https://rdap.arin.net/registry/entity/PARKS79-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" : "11821",
    "as_handle" : "AS11821",
    "as_name" : "SMARTBURST",
    "tech_contacts" : [ "PARKS79-ARIN" ],
    "abuse_contacts" : [ "PARKS79-ARIN" ],
    "date_created" : "2017-08-03",
    "date_updated" : "2017-08-03",
    "source" : "https://rdap.arin.net/registry/autnum/11821"
  } ],
  "organization" : {
    "handle" : "SL-699",
    "name" : "SmartBurst LLC",
    "address" : [ "P.O. Box 677", "Aubrey", "TX", "76227", "US" ],
    "city" : "Aubrey",
    "state" : "TX",
    "zip_code" : "76227",
    "country" : [ "US" ],
    "date_created" : "2015-09-01",
    "date_updated" : "2017-01-28",
    "source" : "https://rdap.arin.net/registry/entity/SL-699",
    "addressCountry" : "US"
  },
  "technical_contacts" : [ {
    "handle" : "PARKS79-ARIN",
    "name" : "Parks, Patrick",
    "email" : [ "abuse@smartburst.com" ],
    "phone" : [ "+1-940-536-0682" ],
    "source" : "https://rdap.arin.net/registry/entity/PARKS79-ARIN"
  } ],
  "abuse_contacts" : [ {
    "handle" : "PARKS79-ARIN",
    "name" : "Parks, Patrick",
    "email" : [ "abuse@smartburst.com" ],
    "phone" : [ "+1-940-536-0682" ],
    "source" : "https://rdap.arin.net/registry/entity/PARKS79-ARIN"
  } ]
}

Peers

AS Number	Description	Country
AS7459	Grande Communications Networks, LLC	US
AS19754	The Fusion Network, LLC	US

Upstreams

AS Number	Description	Country
AS7459	Grande Communications Networks, LLC	US

Frequently Asked Questions

What is ASN AS11821?

ASN AS11821 is an Autonomous System Number used to identify a network for BGP internet routing.

Who manages ASN AS11821?

AS11821 is listed under SmartBurst LLC.

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.