Summary
| Country |
 Brazil
|
| Domain | ctbc.com.br |
| Size | 4,096 |
| Registry | LACNIC |
| Network Name |
Whois
inetnum: 177.16.0.0/14
aut-num: AS18881
abuse-c: CSTBR
owner: TELEF�NICA BRASIL S.A
ownerid: 02.558.157/0001-62
responsible: Diretoria de Planejamento e Tecnologia
country: BR
owner-c: ARITE
tech-c: GVO6
inetrev: 177.19.192.0/21
nserver: dns1.gvt.net.br
nsstat: 20250504 AA
nslastaa: 20250504
nserver: dns2.gvt.net.br
nsstat: 20250504 AA
nslastaa: 20250504
nserver: dns3.gvt.net.br
nsstat: 20250504 AA
nslastaa: 20250504
inetrev: 177.19.200.0/22
nserver: dns1.gvt.net.br
nsstat: 20250503 AA
nslastaa: 20250503
nserver: dns2.gvt.net.br
nsstat: 20250503 AA
nslastaa: 20250503
nserver: dns3.gvt.net.br
nsstat: 20250503 AA
nslastaa: 20250503
inetrev: 177.19.204.0/23
nserver: dns1.gvt.net.br
nsstat: 20250506 AA
nslastaa: 20250506
nserver: dns2.gvt.net.br
nsstat: 20250506 AA
nslastaa: 20250506
nserver: dns3.gvt.net.br
nsstat: 20250506 AA
nslastaa: 20250506
inetrev: 177.19.206.0/24
nserver: dns1.gvt.net.br
nsstat: 20250504 AA
nslastaa: 20250504
nserver: dns2.gvt.net.br
nsstat: 20250504 AA
nslastaa: 20250504
nserver: dns3.gvt.net.br
nsstat: 20250504 AA
nslastaa: 20250504
nserver: dns4.gvt.net.br
nsstat: 20250504 AA
nslastaa: 20250504
inetrev: 177.19.207.0/24
nserver: dns1.gvt.net.br
nsstat: 20250504 AA
nslastaa: 20250504
nserver: dns2.gvt.net.br
nsstat: 20250504 AA
nslastaa: 20250504
nserver: dns3.gvt.net.br
nsstat: 20250504 AA
nslastaa: 20250504
created: 20101207
changed: 20160909
nic-hdl-br: ARITE
person: Administra��o Rede IP Telesp
e-mail: [email protected]
country: BR
created: 20080407
changed: 20230629
nic-hdl-br: CSTBR
person: CSIRT TELEFONICA BR
e-mail: [email protected]
country: BR
created: 20180713
changed: 20180713
nic-hdl-br: GVO6
person: GVT Operacao
e-mail: [email protected]
country: BR
created: 20010613
changed: 20220331CIDR IP address subranges within 177.19.192.0/20 subnet
- 177.19.192.0/24
- 177.19.193.0/24
- 177.19.194.0/24
- 177.19.195.0/24
- 177.19.196.0/24
- 177.19.197.0/24
- 177.19.198.0/24
- 177.19.199.0/24
- 177.19.200.0/24
- 177.19.201.0/24
- 177.19.202.0/24
- 177.19.203.0/24
- 177.19.204.0/24
- 177.19.205.0/24
- 177.19.206.0/24
- 177.19.207.0/24