AS Name
Org Name
JustWeb Telecomunicações LTDA
Registry Region
Brazil
Looking Glass
IPv4Prefixes

12

IPv6Prefixes

12

IPv4 NUMs

2,048

IPv6 NUMs(/64)

4,294,967,296

2,048 IPv4 Addresses
CIDR Description IP Num
138.0.172.0/24 JustWeb Telecomunica��es LTDA 256
138.0.172.0/22 JustWeb Telecomunica��es LTDA 1024
138.0.173.0/24 JustWeb Telecomunica��es LTDA 256
138.0.174.0/24 JustWeb Telecomunica��es LTDA 256
138.0.175.0/24 JustWeb Telecomunica��es LTDA 256
170.79.52.0/24 JustWeb Telecomunica��es LTDA 256
170.79.52.0/23 JustWeb Telecomunica��es LTDA 512
170.79.52.0/22 JustWeb Telecomunica��es LTDA 1024
170.79.53.0/24 JustWeb Telecomunica��es LTDA 256
170.79.54.0/24 JustWeb Telecomunica��es LTDA 256
170.79.54.0/23 JustWeb Telecomunica��es LTDA 512
170.79.55.0/24 JustWeb Telecomunica��es LTDA 256
CIDR Description IP NUMs(prefix /64)
2804:2164::/34 JustWeb Telecomunica��es LTDA 1073741824
2804:2164::/33 JustWeb Telecomunica��es LTDA 2147483648
2804:2164::/32 JustWeb Telecomunica��es LTDA 4294967296
2804:2164:4000::/40 JustWeb Telecomunica��es LTDA 16777216
2804:2164:4000::/34 JustWeb Telecomunica��es LTDA 1073741824
2804:2164:8000::/40 JustWeb Telecomunica��es LTDA 16777216
2804:2164:8000::/34 JustWeb Telecomunica��es LTDA 1073741824
2804:2164:8000::/33 JustWeb Telecomunica��es LTDA 2147483648
2804:2164:c000::/34 JustWeb Telecomunica��es LTDA 1073741824
2804:2164:d004::/48 JustWeb Telecomunica��es LTDA 65536
2804:2164:d008::/48 JustWeb Telecomunica��es LTDA 65536
2804:2164:e095::/48 JustWeb Telecomunica��es LTDA 65536
AS Description Country/Region IPv4 NUMs IPv6 NUMs IPv4 IPv6
AS16735 , BR Brazil 505,856 8,589,934,592 IPv4 IPv4 IPv6 IPv6
AS52871 TASCOM TELECOMUNICAÇÕES LTDA, BR Brazil 32,768 4,294,967,296 IPv4 IPv4 IPv6 IPv6
AS64271 RIXCLOUD-INC - rixCloud, US United States 4,352 11,542,790,144 IPv6 IPv6
AS28186 ITS TELECOMUNICACOES LTDA, BR Brazil 49,152 4,294,967,296 IPv6 IPv6
AS57463 NetIX - NetIX Communications Ltd., BG Bulgaria 512 0 IPv4 IPv4 IPv6 IPv6
AS263047 , BR Brazil 8,192 4,294,967,296 IPv4 IPv4
AS266437 Rodrigo Fernandes Miniello - ME, BR Brazil 1,024 4,294,967,296 IPv4 IPv4 IPv6 IPv6
AS52863 , BR Brazil 3,144 196,608 IPv4 IPv4 IPv6 IPv6
AS263075 , BR Brazil 2,048 0 IPv4 IPv4 IPv6 IPv6
AS6939 HURRICANE - Hurricane Electric LLC, US United States 514,816 282,635,155,472,384 IPv6 IPv6
AS1916 Associação Rede Nacional de Ensino e Pesquisa, BR Brazil 947,200 268,435,456 IPv4 IPv4 IPv6 IPv6
AS24482 SGGS-AS-AP - SG.GS, SG Singapore 22,784 4,294,967,296 IPv4 IPv4 IPv6 IPv6
AS28657 MD Brasil - Tecnologia da Informação Ltda, BR Brazil 8,192 4,294,967,296 IPv4 IPv4
AS267613 , BR Brazil 1,024 4,294,967,296 IPv4 IPv4 IPv6 IPv6
AS264409 GRUPO YAX, BR Brazil 1,024 327,680 IPv6 IPv6
AS23106 AMERICAN TOWER DO BRASIL-COMUNICAÇÂO MULTIMÍDIA LT, BR Brazil 159,744 4,294,967,296 IPv4 IPv4
AS36236 NETACTUATE - NetActuate, Inc, US United States 99,328 5,933,629,440 IPv4 IPv4 IPv6 IPv6
AS263516 , BR Brazil 1,024 4,294,967,296 IPv4 IPv4 IPv6 IPv6
AS61568 ALOO TELECOM - FSF TECNOLOGIA SA, BR Brazil 12,800 4,295,032,832 IPv4 IPv4
AS3549 LVLT-3549 - Level 3 Parent, LLC, US United States 6,085,760 128,878,444,544 IPv4 IPv4 IPv6 IPv6
AS28260 , BR Brazil 16,384 4,294,967,296 IPv4 IPv4
AS57695 MISAKA-BACKBONE-AS - Misaka Network, Inc., US United States 4,608 9,197,191,168 IPv4 IPv4 IPv6 IPv6
AS35280 ACORUS - ACORUS NETWORKS SAS, FR France 7,680 81,604,378,624 IPv6 IPv6
AS52873 , BR Brazil 4,096 4,294,967,296 IPv6 IPv6
AS262287 , BR Brazil 85,760 4,294,967,296 IPv4 IPv4
AS264279 TDF Provider Servicos em Informatica, BR Brazil 1,024 4,294,967,296 IPv4 IPv4 IPv6 IPv6
AS34779 T-2-AS - T-2, d.o.o., SI Slovenia 202,752 34,359,738,368 IPv6 IPv6
AS6233 XTOM, US United States 5,376 1,179,648 IPv4 IPv4 IPv6 IPv6
AS14840 COMMCORP COMUNICACOES LTDA, BR Brazil 53,504 16,106,586,112 IPv4 IPv4 IPv6 IPv6
AS61832 Fortel Fortaleza Telecomunicacoes Ltda, BR Brazil 1,024 4,295,000,064 IPv4 IPv4
AS52720 WEBFOCO TELECOMUNICACOES LTDA, BR Brazil 5,120 4,294,967,296 IPv4 IPv4 IPv6 IPv6
AS263009 FORTE TELECOM LTDA., BR Brazil 3,072 4,294,967,296 IPv4 IPv4 IPv6 IPv6
AS13786 SEABRAS-1 - Seabras 1 USA, LLC, US United States 3,072 8,589,934,592 IPv6 IPv6
AS262757 , BR Brazil 8,192 4,294,967,296 IPv6 IPv6
AS3356 LEVEL3 - Level 3 Parent, LLC, US United States 38,468,164 25,789,661,440 IPv4 IPv4
AS16552 TIGGEE - Tiggee LLC, US United States 11,264 30,066,999,296 IPv4 IPv4 IPv6 IPv6
AS28571 UNIVERSIDADE DE SAO PAULO, BR Brazil 171,264 4,294,967,296 IPv4 IPv4 IPv6 IPv6
AS Description Country/Region IPv4 NUMs IPv6 NUMs IPv4 IPv6
AS270781 Matos e Mendes, BR Brazil 1,024 4,294,967,296 IPv4 IPv4 IPv6 IPv6

Peers at this Exchange Point

Country/Region IX IPv4 IPv6 Port Speed Updated
Brazil IX.br (PTT.br) Belo Horizonte - IX.br (PTT.br) Belo Horizonte 200.219.139.142 2001:12f8:0:3::142 10 Gbps 2020-04-02 14:25:34
Brazil IX.br (PTT.br) São Paulo - IX.br (PTT.br) São Paulo 187.16.216.39 2001:12f8::39 10 Gbps 2020-04-02 14:25:34
Brazil IX.br (PTT.br) Rio de Janeiro - IX.br (PTT.br) Rio de Janeiro 45.6.52.134 2001:12f8:0:2::134 10 Gbps 2020-04-02 14:25:34

Private Peering Facilities

Country/Region Name City Website Updated
IP Address Domain NUMs Domains
138.0.172.23 1 sistema.justwebtelecom.com.br
138.0.172.24 1 server001154.mcservers.co
138.0.172.27 1 speedtest.justwebtelecom.com.br
138.0.172.29 1 ns1.justwebtelecom.com.br
aut-num:     AS264552
owner:       JustWeb Telecomunicações LTDA
responsible: Diego Carvalho
owner-c:     JUTEL31
routing-c:   DIJCA7
abuse-c:     DIJCA7
created:     20150107
changed:     20150127
inetnum:     138.0.172.0/22
inetnum:     2804:2164::/32
inetnum:     170.79.52.0/22
as-in:       from AS264362 100 accept ANY
as-in:       from AS25280 100 accept ANY
as-out:      to AS264362 announce { 138.0.172.0/22 }
as-out:      to AS25280 announce { 138.0.172.0/22 }

nic-hdl-br:  JUTEL31
person:      Justweb Telecomunicações
created:     20170523
changed:     20170925

nic-hdl-br:  DIJCA7
person:      Diego José de Carvalho
created:     20110508
changed:     20170523