ASN AS33566 is an Autonomous System Number used to identify a network for BGP internet routing.

Who manages ASN AS33566?

AS33566 is listed under Knoxville Utilities Board.

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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AS33566 Knoxville Utilities Board

ASN Lookup Tool

Knoxville Utilities Board kub.org

US 83 Routes

AS Data

AS33566

AS33566 – Knoxville Utilities Board

AS Number	33566
AS Name	KUB-FIBER-01
Organization	Knoxville Utilities Board (kub1)
Country	US
Website	kub.org
Number of IPv4 Routes	46
Number of IPv6 Routes	37
ASN type	GOVERNMENT
Registry	ARIN
Date Allocated	2012-07-24

ASN Intelligence API for production workflows

Use ASN data for AS33566 in automation: routing intelligence, peering analysis, ownership checks, and network observability.

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IP Ranges

Route	Origin	Origin Name	ISP	# IPs
162.81.160.0/21	AS33566	Knoxville Utilities Board	Knoxville Utilities Board	2048
162.81.103.0/24	AS33566	Knoxville Utilities Board	Knoxville Utilities Board	256
2606:83c0:6c00::/40	AS33566	Knoxville Utilities Board	Knoxville Utilities Board	~309×10²⁴
192.147.145.0/24	AS33566	Knoxville Utilities Board	SNMP Research, Inc	256
162.81.108.0/24	AS33566	Knoxville Utilities Board	Knoxville Utilities Board	256
2606:83c0:c000::/37	AS33566	Knoxville Utilities Board	Knoxville Utilities Board	~2×10²⁷
2606:83c0:a000::/37	AS33566	Knoxville Utilities Board	Knoxville Utilities Board	~2×10²⁷
2606:83c0:6500::/40	AS33566	Knoxville Utilities Board	Knoxville Utilities Board	~309×10²⁴
162.81.112.0/24	AS33566	Knoxville Utilities Board	Knoxville Utilities Board	256
2606:83c0:3000::/37	AS33566	Knoxville Utilities Board	Knoxville Utilities Board	~2×10²⁷

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:       33566
ASName:         KUB-FIBER-01
ASHandle:       AS33566
RegDate:        2012-07-24
Updated:        2026-01-28
Ref:            https://rdap.arin.net/registry/autnum/33566


OrgName:        Knoxville Utilities Board
OrgId:          KUB1
Address:        4505 Middlebrook Pike
City:           Knoxville
StateProv:      TN
PostalCode:     37921
Country:        US
RegDate:        2010-08-23
Updated:        2026-01-28
Ref:            https://rdap.arin.net/registry/entity/KUB1


OrgTechHandle: JEL66-ARIN
OrgTechName:   Lowe, Jeffrey Edward
OrgTechPhone:  +1-865-558-2056 
OrgTechEmail:  jeff.lowe@kub.org
OrgTechRef:    https://rdap.arin.net/registry/entity/JEL66-ARIN

OrgAbuseHandle: KUBNO-ARIN
OrgAbuseName:   KUB NOC
OrgAbusePhone:  +1-865-558-2400 
OrgAbuseEmail:  noc@kub.org
OrgAbuseRef:    https://rdap.arin.net/registry/entity/KUBNO-ARIN

OrgTechHandle: POWEL601-ARIN
OrgTechName:   Powell, Justin 
OrgTechPhone:  +1-865-558-2417 
OrgTechEmail:  justin.powell@kub.org
OrgTechRef:    https://rdap.arin.net/registry/entity/POWEL601-ARIN

OrgTechHandle: MAYFI85-ARIN
OrgTechName:   Mayfield, Jody 
OrgTechPhone:  +1-865-558-2517 
OrgTechEmail:  jody.mayfield@kub.org
OrgTechRef:    https://rdap.arin.net/registry/entity/MAYFI85-ARIN

OrgNOCHandle: KUBNO-ARIN
OrgNOCName:   KUB NOC
OrgNOCPhone:  +1-865-558-2400 
OrgNOCEmail:  noc@kub.org
OrgNOCRef:    https://rdap.arin.net/registry/entity/KUBNO-ARIN

OrgTechHandle: HUTCH361-ARIN
OrgTechName:   Hutchinson, Mark 
OrgTechPhone:  +1-865-558-2068 
OrgTechEmail:  mark.hutchinson@kub.org
OrgTechRef:    https://rdap.arin.net/registry/entity/HUTCH361-ARIN

RTechHandle: MAYFI85-ARIN
RTechName:   Mayfield, Jody 
RTechPhone:  +1-865-558-2517 
RTechEmail:  jody.mayfield@kub.org
RTechRef:    https://rdap.arin.net/registry/entity/MAYFI85-ARIN

RTechHandle: POWEL601-ARIN
RTechName:   Powell, Justin 
RTechPhone:  +1-865-558-2417 
RTechEmail:  justin.powell@kub.org
RTechRef:    https://rdap.arin.net/registry/entity/POWEL601-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" : "33566",
    "as_handle" : "AS33566",
    "as_name" : "KUB-FIBER-01",
    "tech_contacts" : [ "JEL66-ARIN", "POWEL601-ARIN", "MAYFI85-ARIN", "HUTCH361-ARIN", "MAYFI85-ARIN", "POWEL601-ARIN" ],
    "abuse_contacts" : [ "KUBNO-ARIN" ],
    "date_created" : "2012-07-24",
    "date_updated" : "2026-01-28",
    "source" : "https://rdap.arin.net/registry/autnum/33566"
  } ],
  "organization" : {
    "handle" : "KUB1",
    "name" : "Knoxville Utilities Board",
    "address" : [ "4505 Middlebrook Pike", "Knoxville", "TN", "37921", "US" ],
    "street" : "Middlebrook Pike",
    "city" : "Knoxville",
    "state" : "TN",
    "zip_code" : "37921",
    "country" : [ "US" ],
    "date_created" : "2010-08-23",
    "date_updated" : "2026-01-28",
    "source" : "https://rdap.arin.net/registry/entity/KUB1",
    "addressCountry" : "US"
  },
  "technical_contacts" : [ {
    "handle" : "JEL66-ARIN",
    "name" : "Lowe, Jeffrey Edward",
    "email" : [ "jeff.lowe@kub.org" ],
    "phone" : [ "+1-865-558-2056" ],
    "source" : "https://rdap.arin.net/registry/entity/JEL66-ARIN"
  }, {
    "handle" : "POWEL601-ARIN",
    "name" : "Powell, Justin",
    "email" : [ "justin.powell@kub.org" ],
    "phone" : [ "+1-865-558-2417" ],
    "source" : "https://rdap.arin.net/registry/entity/POWEL601-ARIN"
  }, {
    "handle" : "MAYFI85-ARIN",
    "name" : "Mayfield, Jody",
    "email" : [ "jody.mayfield@kub.org" ],
    "phone" : [ "+1-865-558-2517" ],
    "source" : "https://rdap.arin.net/registry/entity/MAYFI85-ARIN"
  }, {
    "handle" : "HUTCH361-ARIN",
    "name" : "Hutchinson, Mark",
    "email" : [ "mark.hutchinson@kub.org" ],
    "phone" : [ "+1-865-558-2068" ],
    "source" : "https://rdap.arin.net/registry/entity/HUTCH361-ARIN"
  } ],
  "abuse_contacts" : [ {
    "handle" : "KUBNO-ARIN",
    "name" : "KUB NOC",
    "email" : [ "noc@kub.org" ],
    "phone" : [ "+1-865-558-2400" ],
    "source" : "https://rdap.arin.net/registry/entity/KUBNO-ARIN"
  } ]
}

Peers

AS Number	Description	Country
AS24482	SG.GS	SG
AS57695	Misaka Network, Inc.	US
AS7195	EDGEUNO S.A.S	CO
AS52320	GlobeNet Cabos Submarinos Colombia, S.A.S.	CO
AS262589	SAMM TECNOLOGIA E TELECOMUNICACOES S.A	BR
AS6939	Hurricane Electric LLC	US
AS40934	Fortinet Inc.	US
AS6204	ZET.NET IP Transit	RO
AS4826	Vocus Connect International Backbone	AU
AS6082	IPiFony Systems, Inc.	US

Upstreams

AS Number	Description	Country
AS37468	Angola Cables	AO
AS13786	Seabras 1 USA, LLC	US
AS7195	EDGEUNO S.A.S	CO
AS60171	AFR IX TELECOM S.A.	ES
AS7029	Windstream Communications LLC	US
AS6204	ZET.NET IP Transit	RO
AS6939	Hurricane Electric LLC	US
AS6057	Administracion Nacional de Telecomunicaciones	UY
AS6461	Zayo Bandwidth	US
AS174	Cogent Communications, LLC	US

Downstreams

AS Number	Description	Country
AS401045	Knox County Government	US
AS394617	LCUB	US
AS32096	Knoxville Utilities Board	US
AS6461	Zayo Bandwidth	US