AS Number
AS33566
AS Name
KUB-FIBER-01
Org Name
Knoxville Utilities Board
Registry

arin

RegDate

2010-08-23

Updated

2026-01-28

AS33566 Looking Glass
IPv4Prefixes

44

IPv6Prefixes

104

IPv4 NUMs

66,560

IPv6 NUMs(/64)

4,294,967,296

66,560 IPv4 Addresses
CIDR Description IP Num
162.81.0.0/16
IRR Valid
Knoxville Utilities Board 65536
162.81.6.0/23
IRR Parent Valid
Knoxville Utilities Board 512
162.81.8.0/24
IRR Valid
Knoxville Utilities Board 256
162.81.12.0/22
IRR Parent Valid
Knoxville Utilities Board 1024
162.81.16.0/20
IRR Valid
Knoxville Utilities Board 4096
162.81.32.0/20
IRR Parent Valid
Knoxville Utilities Board 4096
162.81.48.0/21
IRR Parent Valid
Knoxville Utilities Board 2048
162.81.48.0/20
IRR Parent Valid
Knoxville Utilities Board 4096
162.81.70.0/24
IRR Parent Valid
Knoxville Utilities Board 256
162.81.100.0/24
IRR Parent Valid
Knoxville Utilities Board 256
162.81.101.0/24
IRR Parent Valid
Knoxville Utilities Board 256
162.81.102.0/24
IRR Parent Valid
Knoxville Utilities Board 256
162.81.103.0/24
IRR Parent Valid
Knoxville Utilities Board 256
162.81.104.0/24
IRR Parent Valid
Knoxville Utilities Board 256
162.81.105.0/24
IRR Parent Valid
Knoxville Utilities Board 256
162.81.107.0/24
IRR Parent Valid
Knoxville Utilities Board 256
162.81.108.0/24
IRR Parent Valid
Knoxville Utilities Board 256
162.81.109.0/24
IRR Parent Valid
Knoxville Utilities Board 256
162.81.110.0/24
IRR Parent Valid
Knoxville Utilities Board 256
162.81.111.0/24
IRR Parent Valid
Knoxville Utilities Board 256
162.81.112.0/24
IRR Parent Valid
Knoxville Utilities Board 256
162.81.113.0/24
IRR Parent Valid
Knoxville Utilities Board 256
162.81.116.0/24
IRR Parent Valid
Knoxville Utilities Board 256
162.81.117.0/24
IRR Parent Valid
Knoxville Utilities Board 256
162.81.119.0/24
IRR Parent Valid
Knoxville Utilities Board 256
162.81.120.0/24
IRR Parent Valid
Knoxville Utilities Board 256
162.81.128.0/20
IRR Parent Valid
Knoxville Utilities Board 4096
162.81.144.0/21
IRR Parent Valid
Knoxville Utilities Board 2048
162.81.160.0/21
IRR Parent Valid
Knoxville Utilities Board 2048
162.81.168.0/21
IRR Parent Valid
Knoxville Utilities Board 2048
162.81.176.0/21
IRR Valid
Knoxville Utilities Board 2048
162.81.184.0/21
IRR Parent Valid
Knoxville Utilities Board 2048
162.81.192.0/21
IRR Parent Valid
Knoxville Utilities Board 2048
162.81.200.0/21
IRR Parent Valid
Knoxville Utilities Board 2048
162.81.208.0/20
IRR Parent Valid
Knoxville Utilities Board 4096
162.81.228.0/22
IRR Parent Valid
Knoxville Utilities Board 1024
162.81.232.0/22
IRR Parent Valid
Knoxville Utilities Board 1024
162.81.240.0/22
IRR Parent Valid
Knoxville Utilities Board 1024
162.81.244.0/22
IRR Valid
Knoxville Utilities Board 1024
162.81.248.0/21
IRR Valid
Knoxville Utilities Board 2048
192.147.142.0/24
SNMP Research, Inc 256
192.147.143.0/24
SNMP Research, Inc 256
192.147.144.0/24
SNMP Research, Inc 256
192.147.145.0/24
SNMP Research, Inc 256
CIDR Description IP NUMs(prefix /64)
2606:83c0::/32
IRR Valid
Knoxville Utilities Board 4294967296
2606:83c0:c00::/39
IRR Parent Valid
Knoxville Utilities Board 33554432
2606:83c0:c00::/38
IRR Parent Valid
Knoxville Utilities Board 67108864
2606:83c0:f00::/40
IRR Parent Valid
Knoxville Utilities Board 16777216
2606:83c0:1000::/37
IRR Parent Valid
Knoxville Utilities Board 134217728
2606:83c0:1000::/36
IRR Parent Valid
Knoxville Utilities Board 268435456
2606:83c0:1c00::/38
IRR Parent Valid
Knoxville Utilities Board 67108864
2606:83c0:2000::/38
IRR Parent Valid
Knoxville Utilities Board 67108864
2606:83c0:2000::/37
IRR Parent Valid
Knoxville Utilities Board 134217728
2606:83c0:2600::/39
IRR Parent Valid
Knoxville Utilities Board 33554432
2606:83c0:3000::/38
IRR Parent Valid
Knoxville Utilities Board 67108864
2606:83c0:3000::/37
IRR Parent Valid
Knoxville Utilities Board 134217728
2606:83c0:3600::/39
IRR Parent Valid
Knoxville Utilities Board 33554432
2606:83c0:6400::/41
IRR Parent Valid
Knoxville Utilities Board 8388608
2606:83c0:6400::/40
IRR Parent Valid
Knoxville Utilities Board 16777216
2606:83c0:64c0::/42
IRR Parent Valid
Knoxville Utilities Board 4194304
2606:83c0:6500::/41
IRR Parent Valid
Knoxville Utilities Board 8388608
2606:83c0:6500::/40
IRR Parent Valid
Knoxville Utilities Board 16777216
2606:83c0:65c0::/42
IRR Parent Valid
Knoxville Utilities Board 4194304
2606:83c0:6600::/41
IRR Parent Valid
Knoxville Utilities Board 8388608
2606:83c0:6600::/40
IRR Parent Valid
Knoxville Utilities Board 16777216
2606:83c0:66c0::/42
IRR Parent Valid
Knoxville Utilities Board 4194304
2606:83c0:6700::/41
IRR Parent Valid
Knoxville Utilities Board 8388608
2606:83c0:6700::/40
IRR Parent Valid
Knoxville Utilities Board 16777216
2606:83c0:67c0::/42
IRR Parent Valid
Knoxville Utilities Board 4194304
2606:83c0:6800::/41
IRR Parent Valid
Knoxville Utilities Board 8388608
2606:83c0:6800::/40
IRR Parent Valid
Knoxville Utilities Board 16777216
2606:83c0:68c0::/42
IRR Parent Valid
Knoxville Utilities Board 4194304
2606:83c0:6900::/41
IRR Parent Valid
Knoxville Utilities Board 8388608
2606:83c0:6900::/40
IRR Parent Valid
Knoxville Utilities Board 16777216
2606:83c0:69c0::/42
IRR Parent Valid
Knoxville Utilities Board 4194304
2606:83c0:6b00::/41
IRR Parent Valid
Knoxville Utilities Board 8388608
2606:83c0:6b00::/40
IRR Parent Valid
Knoxville Utilities Board 16777216
2606:83c0:6bc0::/42
IRR Parent Valid
Knoxville Utilities Board 4194304
2606:83c0:6c00::/41
IRR Parent Valid
Knoxville Utilities Board 8388608
2606:83c0:6c00::/40
IRR Parent Valid
Knoxville Utilities Board 16777216
2606:83c0:6cc0::/42
IRR Parent Valid
Knoxville Utilities Board 4194304
2606:83c0:6d00::/41
IRR Parent Valid
Knoxville Utilities Board 8388608
2606:83c0:6d00::/40
IRR Parent Valid
Knoxville Utilities Board 16777216
2606:83c0:6dc0::/42
IRR Parent Valid
Knoxville Utilities Board 4194304
2606:83c0:6e00::/41
IRR Parent Valid
Knoxville Utilities Board 8388608
2606:83c0:6e00::/40
IRR Parent Valid
Knoxville Utilities Board 16777216
2606:83c0:6ec0::/42
IRR Parent Valid
Knoxville Utilities Board 4194304
2606:83c0:6f00::/41
IRR Parent Valid
Knoxville Utilities Board 8388608
2606:83c0:6f00::/40
IRR Parent Valid
Knoxville Utilities Board 16777216
2606:83c0:6fc0::/42
IRR Parent Valid
Knoxville Utilities Board 4194304
2606:83c0:7000::/41
IRR Parent Valid
Knoxville Utilities Board 8388608
2606:83c0:7000::/40
IRR Parent Valid
Knoxville Utilities Board 16777216
2606:83c0:70c0::/42
IRR Parent Valid
Knoxville Utilities Board 4194304
2606:83c0:7100::/41
IRR Parent Valid
Knoxville Utilities Board 8388608
2606:83c0:7100::/40
IRR Parent Valid
Knoxville Utilities Board 16777216
2606:83c0:71c0::/42
IRR Parent Valid
Knoxville Utilities Board 4194304
2606:83c0:7400::/41
IRR Parent Valid
Knoxville Utilities Board 8388608
2606:83c0:7400::/40
IRR Parent Valid
Knoxville Utilities Board 16777216
2606:83c0:74c0::/42
IRR Parent Valid
Knoxville Utilities Board 4194304
2606:83c0:7500::/41
IRR Parent Valid
Knoxville Utilities Board 8388608
2606:83c0:7500::/40
IRR Parent Valid
Knoxville Utilities Board 16777216
2606:83c0:75c0::/42
IRR Parent Valid
Knoxville Utilities Board 4194304
2606:83c0:7700::/41
IRR Parent Valid
Knoxville Utilities Board 8388608
2606:83c0:7700::/40
IRR Parent Valid
Knoxville Utilities Board 16777216
2606:83c0:77c0::/42
IRR Parent Valid
Knoxville Utilities Board 4194304
2606:83c0:7800::/41
IRR Parent Valid
Knoxville Utilities Board 8388608
2606:83c0:7800::/40
IRR Parent Valid
Knoxville Utilities Board 16777216
2606:83c0:78c0::/42
IRR Parent Valid
Knoxville Utilities Board 4194304
2606:83c0:8000::/38
IRR Parent Valid
Knoxville Utilities Board 67108864
2606:83c0:8000::/37
IRR Parent Valid
Knoxville Utilities Board 134217728
2606:83c0:8600::/39
IRR Parent Valid
Knoxville Utilities Board 33554432
2606:83c0:9000::/38
IRR Parent Valid
Knoxville Utilities Board 67108864
2606:83c0:9000::/37
IRR Parent Valid
Knoxville Utilities Board 134217728
2606:83c0:9600::/39
IRR Parent Valid
Knoxville Utilities Board 33554432
2606:83c0:a000::/38
IRR Parent Valid
Knoxville Utilities Board 67108864
2606:83c0:a000::/37
IRR Parent Valid
Knoxville Utilities Board 134217728
2606:83c0:a251::/48
IRR Valid
Knoxville Utilities Board 65536
2606:83c0:a600::/39
IRR Parent Valid
Knoxville Utilities Board 33554432
2606:83c0:a800::/38
IRR Parent Valid
Knoxville Utilities Board 67108864
2606:83c0:a800::/37
IRR Parent Valid
Knoxville Utilities Board 134217728
2606:83c0:ae00::/39
IRR Parent Valid
Knoxville Utilities Board 33554432
2606:83c0:b000::/38
IRR Parent Valid
Knoxville Utilities Board 67108864
2606:83c0:b000::/37
IRR Parent Valid
Knoxville Utilities Board 134217728
2606:83c0:b600::/39
IRR Parent Valid
Knoxville Utilities Board 33554432
2606:83c0:b800::/38
IRR Parent Valid
Knoxville Utilities Board 67108864
2606:83c0:b800::/37
IRR Parent Valid
Knoxville Utilities Board 134217728
2606:83c0:be00::/39
IRR Parent Valid
Knoxville Utilities Board 33554432
2606:83c0:c000::/38
IRR Parent Valid
Knoxville Utilities Board 67108864
2606:83c0:c000::/37
IRR Parent Valid
Knoxville Utilities Board 134217728
2606:83c0:c600::/39
IRR Parent Valid
Knoxville Utilities Board 33554432
2606:83c0:c800::/38
IRR Parent Valid
Knoxville Utilities Board 67108864
2606:83c0:c800::/37
IRR Parent Valid
Knoxville Utilities Board 134217728
2606:83c0:ce00::/39
IRR Parent Valid
Knoxville Utilities Board 33554432
2606:83c0:d000::/38
IRR Parent Valid
Knoxville Utilities Board 67108864
2606:83c0:d000::/37
IRR Parent Valid
Knoxville Utilities Board 134217728
2606:83c0:d600::/39
IRR Parent Valid
Knoxville Utilities Board 33554432
2606:83c0:e400::/41
IRR Parent Valid
Knoxville Utilities Board 8388608
2606:83c0:e400::/40
IRR Parent Valid
Knoxville Utilities Board 16777216
2606:83c0:e4c0::/42
IRR Parent Valid
Knoxville Utilities Board 4194304
2606:83c0:e800::/38
IRR Parent Valid
Knoxville Utilities Board 67108864
2606:83c0:e800::/37
IRR Parent Valid
Knoxville Utilities Board 134217728
2606:83c0:ee00::/39
IRR Parent Valid
Knoxville Utilities Board 33554432
2606:83c0:f000::/41
IRR Parent Valid
Knoxville Utilities Board 8388608
2606:83c0:f000::/40
IRR Parent Valid
Knoxville Utilities Board 16777216
2606:83c0:f0c0::/42
IRR Parent Valid
Knoxville Utilities Board 4194304
2606:83c0:f400::/41
IRR Parent Valid
Knoxville Utilities Board 8388608
2606:83c0:f400::/40
IRR Parent Valid
Knoxville Utilities Board 16777216
2606:83c0:f4c0::/42
IRR Parent Valid
Knoxville Utilities Board 4194304
AS Description Country/Region IPv4 NUMs IPv6 NUMs IPv4 IPv6
AS174 COGENT-174 - Cogent Communications, LLC, US United States 35,906,304 221,394,501,632 IPv4 IPv4 IPv6 IPv6
AS4826 VOCUS-BACKBONE-AS - VOCUS PTY LTD, AU Australia 325,376 17,180,065,792 IPv4 IPv4
AS32590 VALVE-CORPORATION - Valve Corporation, US United States 13,056 2,162,688 IPv4 IPv4 IPv6 IPv6
AS37721 Virtual-Technologies-Solutions-SA - Virtual Technologies & Solutions, BF Burkina Faso 15,872 8,589,934,592 IPv4 IPv4
AS53828 NITEL - NETWORK INNOVATIONS, LLC, US United States 132,096 4,294,967,296 IPv4 IPv4
AS137409 GSLNETWORKS-AS-AP - GSL Networks Pty LTD, AU Australia 108,800 77,422,067,712 IPv4 IPv4 IPv6 IPv6
AS1239 COGENT-1239 - Cogent Communications, LLC, US United States 0 215,028,858,880 IPv4 IPv4
AS6204 ZET-NET - INTERKVM HOST SRL, RO Romania 768 1,099,780,128,768 IPv4 IPv4
AS7195 EDGEUNO S.A.S, CO Colombia 31,232 4,275,109,888 IPv4 IPv4
AS13786 SEABORN - Seabras 1 USA, LLC, US United States 3,072 8,589,934,592 IPv4 IPv4
AS49544 i3Dnet - i3D.net B.V, NL Netherlands 115,968 356,753,080,320 IPv4 IPv4 IPv6 IPv6
AS52320 GlobeNet Cabos Submarinos Colombia, S.A.S., CO Colombia 4,096 8,589,934,592 IPv4 IPv4
AS6057 Administracion Nacional de Telecomunicaciones, UY Uruguay 2,156,032 68,719,607,808 IPv4 IPv4
AS6461 ZAYO-6461 - Zayo Bandwidth, US United States 1,743,360 52,076,871,680 IPv4 IPv4 IPv6 IPv6
AS24482 SGGS-AS-AP - SG.GS, SG Singapore 20,992 4,294,967,296 IPv4 IPv4
AS6939 HURRICANE - Hurricane Electric LLC, US United States 574,720 282,631,665,680,384 IPv4 IPv4 IPv6 IPv6
AS7029 WINDSTREAM - Windstream Communications LLC, US United States 10,507,008 2,405,184,045,056 IPv4 IPv4 IPv6 IPv6
AS37468 ANGOLA-CABLES - Angola Cables, AO Angola 9,472 42,949,738,496 IPv4 IPv4
AS Description Country/Region IPv4 NUMs IPv6 NUMs IPv4 IPv6
AS32096 KUB-NET - Knoxville Utilities Board, US United States 256 0 IPv4 IPv4
AS394617 LCUB, US United States 2,048 4,294,967,296 IPv4 IPv4
AS401045 KNOXCOGOVT-01 - Knox County Government, US United States 256 0 IPv4 IPv4
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: POWEL601-ARIN
OrgTechName:   Powell, Justin 
OrgTechPhone:  +1-865-558-2417 
OrgTechEmail:  justin.powell@kub.org
OrgTechRef:    https://rdap.arin.net/registry/entity/POWEL601-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: 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

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

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