AS Number
AS266475
AS Name
Org Name
SEM FRONTEIRAS TELECOMUNICACOES LTDA
Country
Brazil
Registry

RegDate

20160128

Updated

20220706

AS266475 Looking Glass
IPv4Prefixes

26

IPv6Prefixes

14

IPv4 NUMs

7,168

IPv6 NUMs(/64)

4,294,967,296

7,168 IPv4 Addresses
CIDR Description IP Num
38.9.112.0/24
IRR Valid
Cogent Communications, LLC 256
38.9.112.0/22
IRR InValid
Cogent Communications, LLC 1024
38.9.113.0/24
IRR Valid
Cogent Communications, LLC 256
38.9.114.0/24
IRR Valid
Cogent Communications, LLC 256
38.9.115.0/24
IRR Valid
Cogent Communications, LLC 256
38.56.72.0/24
IRR Valid
Cogent Communications, LLC 256
38.56.72.0/22
IRR InValid
Cogent Communications, LLC 1024
38.56.73.0/24
IRR Valid
Cogent Communications, LLC 256
38.56.74.0/24
IRR Valid
Cogent Communications, LLC 256
38.56.75.0/24
IRR Valid
Cogent Communications, LLC 256
38.191.48.0/23
IRR Valid
Cogent Communications, LLC 512
38.191.48.0/20
IRR InValid
Cogent Communications, LLC 4096
38.191.50.0/23
IRR Valid
Cogent Communications, LLC 512
38.191.52.0/23
IRR Valid
Cogent Communications, LLC 512
38.191.54.0/23
IRR Valid
Cogent Communications, LLC 512
38.191.56.0/23
IRR Valid
Cogent Communications, LLC 512
38.191.58.0/23
IRR Valid
Cogent Communications, LLC 512
38.191.60.0/24
IRR Parent Valid
Cogent Communications, LLC 256
38.191.60.0/23
IRR Valid
Cogent Communications, LLC 512
38.191.61.0/24
IRR Parent Valid
Cogent Communications, LLC 256
38.191.62.0/23
IRR Valid
Cogent Communications, LLC 512
170.83.172.0/24
ROA Signed and Valid IRR Valid
SEM FRONTEIRAS TELECOMUNICACOES LTDA 256
170.83.172.0/22
ROA Signed and Valid IRR InValid
1024
170.83.173.0/24
ROA Signed and Valid IRR Valid
SEM FRONTEIRAS TELECOMUNICACOES LTDA 256
170.83.174.0/24
ROA Signed and Valid IRR Valid
SEM FRONTEIRAS TELECOMUNICACOES LTDA 256
170.83.175.0/24
ROA Signed and Valid IRR Valid
SEM FRONTEIRAS TELECOMUNICACOES LTDA 256
CIDR Description IP NUMs(prefix /64)
2804:3868::/34
ROA Signed and Valid IRR Parent Valid
1073741824
2804:3868::/32
ROA Signed and Valid IRR InValid
SEM FRONTEIRAS TELECOMUNICACOES LTDA 4294967296
2804:3868:200::/39
ROA Signed and Valid IRR InValid
33554432
2804:3868:600::/39
ROA Signed and Valid IRR InValid
33554432
2804:3868:e00::/39
ROA Signed and Valid IRR Valid
33554432
2804:3868:1600::/39
ROA Signed and Valid IRR Valid
33554432
2804:3868:1a00::/39
ROA Signed and Valid IRR Valid
33554432
2804:3868:4000::/34
ROA Signed and Valid IRR Parent Valid
1073741824
2804:3868:8000::/34
ROA Signed and Valid IRR Parent Valid
1073741824
2804:3868:c000::/34
ROA Signed and Valid IRR Parent Valid
1073741824
2804:3868:f200::/39
ROA Signed and Valid IRR Valid
33554432
2804:3868:f400::/39
ROA Signed and Valid IRR Valid
33554432
2804:3868:f600::/39
ROA Signed and Valid IRR Valid
33554432
2804:3868:f800::/39
ROA Signed and Valid IRR InValid
33554432
AS Description Country/Region IPv4 NUMs IPv6 NUMs IPv4 IPv6
AS52468 UFINET PANAMA S.A., PA Panama 223,232 75,891,015,680 IPv4 IPv4
AS61573 IP TELECOM, BR Brazil 1,024 4,294,967,296 IPv4 IPv4 IPv6 IPv6
AS61745 NBS TELECOM, BR Brazil 4,864 4,294,967,296 IPv4 IPv4
AS271253 LINK BRASIL TELECOMUNICACOES LTDA, BR Brazil 4,096 655,097,864 IPv4 IPv4 IPv6 IPv6
AS6939 HURRICANE - Hurricane Electric LLC, US United States 456,704 282,627,370,713,088 IPv4 IPv4 IPv6 IPv6
AS32590 VALVE-CORPORATION - Valve Corporation, US United States 13,312 2,228,224 IPv4 IPv4 IPv6 IPv6
AS6057 Administracion Nacional de Telecomunicaciones, UY Uruguay 2,155,520 68,719,476,736 IPv4 IPv4 IPv6 IPv6
AS264275 ROLIM NET TECNOLOGIA LTDA, BR Brazil 4,096 4,294,967,296 IPv4 IPv4 IPv6 IPv6
AS262253 ECONOCABLE MEDIA SAC, PE Peru 10,240 12,884,901,888 IPv6 IPv6
AS1031 PEER1-1031 - PEER 1031 LLC, US United States 256 4,294,967,298 IPv4 IPv4
AS4230 CLARO S.A., BR Brazil 5,155,584 21,475,098,624 IPv4 IPv4 IPv6 IPv6
AS Description Country/Region IPv4 NUMs IPv6 NUMs IPv4 IPv6
AS52855 Omegasul Telecomunicações LTDA, BR Brazil 4,096 4,294,967,296 IPv4 IPv4
AS267432 D. S. da Costa, BR Brazil 1,024 4,294,967,296 IPv4 IPv4 IPv6 IPv6
AS267997 DS TELECOM, BR Brazil 1,024 4,294,967,296 IPv4 IPv4 IPv6 IPv6
AS271555 SDMNET INFORMATICA LTDA - ME, BR Brazil 1,024 4,294,967,296 IPv4 IPv4 IPv6 IPv6
AS274840 A. S. DANTAS, BR Brazil 0 4,294,967,296 IPv6 IPv6
aut-num:     AS266475
owner:       SEM FRONTEIRAS TELECOMUNICACOES LTDA
ownerid:     11.972.556/0001-66
responsible: Makleysh de Oliveira Bezerra
country:     BR
owner-c:     MAOBE101
routing-c:   KEBSO29
abuse-c:     MAOLI1589
created:     20170110
changed:     20251119
inetnum:     170.83.172.0/22
inetnum:     2804:3868::/32
as-in:       from AS4230 100 accept ANY
as-in:       from AS262253 100 accept ANY
as-in:       from AS271253 100 accept ANY
as-in:       from AS264275 100 accept ANY
as-out:      to AS4230 announce AS266475
as-out:      to AS262253 announce AS266475
as-out:      to AS271253 announce AS266475
as-out:      to AS264275 announce AS266475

nic-hdl-br:  MAOBE101
person:      Makleysh de Oliveira Bezerra
e-mail:      [email protected]
country:     BR
created:     20230704
changed:     20250207

nic-hdl-br:  KEBSO29
person:      Kêmio Benevides de Souza
e-mail:      [email protected]
country:     BR
created:     20250211
changed:     20250211

nic-hdl-br:  MAOLI1589
person:      Makleysh Oliveira
e-mail:      [email protected]
country:     BR
created:     20160128
changed:     20220706