Interesting Subnets
Directory of
active subnets
observed by Syndu. Each row is the latest cached
SubnetSnapshot
per subnet and includes: density, traffic, geo/ASN representatives, and risk distribution.
Search
Active filter:
Simnet Telecomunicacoes Ltda
·
Clear
Snapshot
2026-01-21
Results
11
Page
1
/
1
191.243.169.0/24
Risk Max
—
LOW
Footprint
1.172
%
Hits
4
Prefix / IP version
/24 · IPv4
Network
191.243.169.0
Broadcast
191.243.169.255
Observed IPs / Subnet size
3
observed ·
256
total
Centroid
-23.5475 , -46.6361
Hits / Errors
4
hits ·
1
errors
First / Last seen
2025-09-09 19:52 · 2025-09-10 04:34
Top ASN
AS263508 ·
SIMNET TELECOMUNICACOES LTDA
Top organization / ISP
Simnet Telecomunicacoes Ltda
·
Simnet Telecomunicacoes Ltda
Top geo
Brazil
·
São Paulo
·
São Paulo
Window / Updated
2025-09-08 → 2025-09-15 · Updated
2026-01-14
· v2
Open report →
191.243.168.0/24
Risk Max
—
LOW
Footprint
0.781
%
Hits
3
Prefix / IP version
/24 · IPv4
Network
191.243.168.0
Broadcast
191.243.168.255
Observed IPs / Subnet size
2
observed ·
256
total
Centroid
-11.5995 , -39.0387
Hits / Errors
3
hits ·
0
errors
First / Last seen
2025-09-08 16:42 · 2025-09-10 04:05
Top ASN
AS263508 ·
SIMNET TELECOMUNICACOES LTDA
Top organization / ISP
Simnet Telecomunicacoes Ltda
·
Simnet Telecomunicacoes Ltda
Top geo
Brazil
·
Bahia
·
Serrinha
Window / Updated
2025-09-08 → 2025-09-15 · Updated
2026-01-14
· v2
Open report →
191.243.167.0/24
Risk Max
—
LOW
Footprint
0.781
%
Hits
2
Prefix / IP version
/24 · IPv4
Network
191.243.167.0
Broadcast
191.243.167.255
Observed IPs / Subnet size
2
observed ·
256
total
Centroid
-22.7489 , -47.4099
Hits / Errors
2
hits ·
0
errors
First / Last seen
2025-12-17 04:23 · 2025-12-17 21:14
Top ASN
AS263508 ·
SIMNET TELECOMUNICACOES LTDA
Top organization / ISP
Fabio Roberto DA Silva Junior
·
Simnet Telecomunicacoes Ltda
Top geo
Brazil
·
São Paulo
·
Santa Bárbara d'Oeste
Window / Updated
2025-12-15 → 2025-12-22 · Updated
2026-01-14
· v2
Open report →
191.243.174.0/24
Risk Max
—
LOW
Footprint
0.781
%
Hits
2
Prefix / IP version
/24 · IPv4
Network
191.243.174.0
Broadcast
191.243.174.255
Observed IPs / Subnet size
2
observed ·
256
total
Centroid
-22.761699999999998 , -43.42525
Hits / Errors
2
hits ·
0
errors
First / Last seen
2025-12-17 01:04 · 2025-12-17 02:34
Top ASN
AS263508 ·
SIMNET TELECOMUNICACOES LTDA
Top organization / ISP
Simnet Telecomunicacoes Ltda
·
Simnet Telecomunicacoes Ltda
Top geo
Brazil
·
Rio de Janeiro
·
Belford Roxo
Window / Updated
2025-12-15 → 2025-12-22 · Updated
2026-01-14
· v2
Open report →
191.243.175.0/24
Risk Max
—
LOW
Footprint
0.391
%
Hits
2
Prefix / IP version
/24 · IPv4
Network
191.243.175.0
Broadcast
191.243.175.255
Observed IPs / Subnet size
1
observed ·
256
total
Centroid
-9.1387 , -50.673
Hits / Errors
2
hits ·
0
errors
First / Last seen
2025-12-17 13:13 · 2025-12-17 13:13
Top ASN
AS263508 ·
SIMNET TELECOMUNICACOES LTDA
Top organization / ISP
Simnet Telecomunicacoes Ltda
·
Simnet Telecomunicacoes Ltda
Top geo
Brazil
·
Pará
·
Santana do Araguaia
Window / Updated
2025-12-15 → 2025-12-22 · Updated
2026-01-14
· v2
Open report →
191.243.160.0/24
Risk Max
—
LOW
Footprint
0.391
%
Hits
1
Prefix / IP version
/24 · IPv4
Network
191.243.160.0
Broadcast
191.243.160.255
Observed IPs / Subnet size
1
observed ·
256
total
Centroid
-22.8282 , -43.0593
Hits / Errors
1
hits ·
0
errors
First / Last seen
2025-12-17 18:57 · 2025-12-17 18:57
Top ASN
AS263508 ·
SIMNET TELECOMUNICACOES LTDA
Top organization / ISP
Simnet Telecomunicacoes Ltda
·
Simnet Telecomunicacoes Ltda
Top geo
Brazil
·
Rio de Janeiro
·
São Gonçalo
Window / Updated
2025-12-15 → 2025-12-22 · Updated
2026-01-14
· v2
Open report →
191.243.172.0/24
Risk Max
—
LOW
Footprint
0.391
%
Hits
1
Prefix / IP version
/24 · IPv4
Network
191.243.172.0
Broadcast
191.243.172.255
Observed IPs / Subnet size
1
observed ·
256
total
Centroid
-22.7539 , -43.4519
Hits / Errors
1
hits ·
0
errors
First / Last seen
2025-11-30 07:25 · 2025-11-30 07:25
Top ASN
AS263508 ·
SIMNET TELECOMUNICACOES LTDA
Top organization / ISP
Simnet Telecomunicacoes Ltda
·
Simnet Telecomunicacoes Ltda
Top geo
Brazil
·
Rio de Janeiro
·
Nova Iguaçu
Window / Updated
2025-11-24 → 2025-12-01 · Updated
2026-01-14
· v2
Open report →
191.243.165.0/24
Risk Max
—
LOW
Footprint
0.391
%
Hits
1
Prefix / IP version
/24 · IPv4
Network
191.243.165.0
Broadcast
191.243.165.255
Observed IPs / Subnet size
1
observed ·
256
total
Centroid
-22.8282 , -43.0593
Hits / Errors
1
hits ·
0
errors
First / Last seen
2025-11-26 02:50 · 2025-11-26 02:50
Top ASN
AS263508 ·
SIMNET TELECOMUNICACOES LTDA
Top organization / ISP
EI FIBER SERVICOS DE TELECOM MULTIMIDIA LTDA
·
Simnet Telecomunicacoes Ltda
Top geo
Brazil
·
Rio de Janeiro
·
São Gonçalo
Window / Updated
2025-11-24 → 2025-12-01 · Updated
2026-01-14
· v2
Open report →
191.243.166.0/24
Risk Max
—
LOW
Footprint
0.391
%
Hits
1
Prefix / IP version
/24 · IPv4
Network
191.243.166.0
Broadcast
191.243.166.255
Observed IPs / Subnet size
1
observed ·
256
total
Centroid
-22.8282 , -43.0593
Hits / Errors
1
hits ·
0
errors
First / Last seen
2025-11-24 10:37 · 2025-11-24 10:37
Top ASN
AS263508 ·
SIMNET TELECOMUNICACOES LTDA
Top organization / ISP
Simnet Telecomunicacoes Ltda
·
Simnet Telecomunicacoes Ltda
Top geo
Brazil
·
Rio de Janeiro
·
São Gonçalo
Window / Updated
2025-11-24 → 2025-12-01 · Updated
2026-01-14
· v2
Open report →
191.243.173.0/24
Risk Max
—
LOW
Footprint
0.391
%
Hits
1
Prefix / IP version
/24 · IPv4
Network
191.243.173.0
Broadcast
191.243.173.255
Observed IPs / Subnet size
1
observed ·
256
total
Centroid
-22.7536 , -47.4136
Hits / Errors
1
hits ·
0
errors
First / Last seen
2025-11-22 17:14 · 2025-11-22 17:14
Top ASN
AS26508 ·
OSIbeyond LLC
Top organization / ISP
Fabio Roberto DA Silva Junior
·
Simnet Telecomunicacoes Ltda
Top geo
Brazil
·
São Paulo
·
Santa Bárbara d'Oeste
Window / Updated
2025-11-17 → 2025-11-24 · Updated
2026-01-14
· v2
Open report →
191.243.163.0/24
Risk Max
—
LOW
Footprint
0.391
%
Hits
1
Prefix / IP version
/24 · IPv4
Network
191.243.163.0
Broadcast
191.243.163.255
Observed IPs / Subnet size
1
observed ·
256
total
Centroid
-5.8105 , -45.9839
Hits / Errors
1
hits ·
0
errors
First / Last seen
2025-10-14 11:34 · 2025-10-14 11:34
Top ASN
AS263508 ·
SIMNET TELECOMUNICACOES LTDA
Top organization / ISP
Simnet Telecomunicacoes Ltda
·
Simnet Telecomunicacoes Ltda
Top geo
Brazil
·
Maranhão
·
Grajaú
Window / Updated
2025-10-13 → 2025-10-20 · Updated
2026-01-14
· v2
Open report →
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