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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.
Active filter: Teresópolis · Clear
Snapshot 2026-03-08 Results 31 Page 1 / 1

170.82.90.0/24

Risk Max — LOW Footprint 3.906% Hits 13
Prefix / IP version
/24 · IPv4
Network
170.82.90.0
Broadcast
170.82.90.255
Observed IPs / Subnet size
10 observed · 256 total
Centroid
-22.4153 , -42.9869
Hits / Errors
13 hits · 0 errors
First / Last seen
2026-02-22 02:00 · 2026-03-02 02:00
Top ASN
AS61761 · AGATANGELO TELECOM E INFORMATICA LTDA
Top organization / ISP
Agatangelo Telecom E Informatica Ltda · Agatangelo Telecom E Informatica Ltda
Top geo
Brazil · Rio de Janeiro · Teresópolis
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

170.82.91.0/24

Risk Max — LOW Footprint 2.344% Hits 10
Prefix / IP version
/24 · IPv4
Network
170.82.91.0
Broadcast
170.82.91.255
Observed IPs / Subnet size
6 observed · 256 total
Centroid
-22.4153 , -42.9869
Hits / Errors
10 hits · 0 errors
First / Last seen
2026-02-22 02:00 · 2026-03-01 02:00
Top ASN
AS61761 · AGATANGELO TELECOM E INFORMATICA LTDA
Top organization / ISP
Agatangelo Telecom E Informatica Ltda · Agatangelo Telecom E Informatica Ltda
Top geo
Brazil · Rio de Janeiro · Teresópolis
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

170.80.70.0/24

Risk Max — LOW Footprint 1.562% Hits 7
Prefix / IP version
/24 · IPv4
Network
170.80.70.0
Broadcast
170.80.70.255
Observed IPs / Subnet size
4 observed · 256 total
Centroid
-22.4153 , -42.9869
Hits / Errors
7 hits · 0 errors
First / Last seen
2026-02-23 02:00 · 2026-02-25 02:00
Top ASN
AS263905 · New Group Telecomunicacoes LTDA
Top organization / ISP
New Group Telecomunicacoes LTDA · New Group Telecomunicacoes LTDA
Top geo
Brazil · Rio de Janeiro · Teresópolis
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

187.40.72.0/24

Risk Max — LOW Footprint 1.562% Hits 5
Prefix / IP version
/24 · IPv4
Network
187.40.72.0
Broadcast
187.40.72.255
Observed IPs / Subnet size
4 observed · 256 total
Centroid
-22.33386 , -42.89666
Hits / Errors
5 hits · 0 errors
First / Last seen
2026-02-23 02:00 · 2026-03-02 02:00
Top ASN
AS7738 · V tal
Top organization / ISP
V tal · V tal
Top geo
Brazil · Rio de Janeiro · Teresópolis
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

168.0.37.0/24

Risk Max — LOW Footprint 1.562% Hits 5
Prefix / IP version
/24 · IPv4
Network
168.0.37.0
Broadcast
168.0.37.255
Observed IPs / Subnet size
4 observed · 256 total
Centroid
-22.4153 , -42.9869
Hits / Errors
5 hits · 0 errors
First / Last seen
2026-02-22 02:00 · 2026-03-01 02:00
Top ASN
AS265244 · Mafra Telecom
Top organization / ISP
Mafra Telecom · Mafra Telecom
Top geo
Brazil · Rio de Janeiro · Teresópolis
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

168.195.21.0/24

Risk Max — LOW Footprint 1.562% Hits 5
Prefix / IP version
/24 · IPv4
Network
168.195.21.0
Broadcast
168.195.21.255
Observed IPs / Subnet size
4 observed · 256 total
Centroid
-22.415299999999995 , -42.986900000000006
Hits / Errors
5 hits · 1 errors
First / Last seen
2026-02-22 02:00 · 2026-03-01 02:00
Top ASN
AS265419 · WA. TELECON COMERCIO E SERVICOS LTDA
Top organization / ISP
Ello Tecnology LTDA · WA. TELECON COMERCIO E SERVICOS LTDA
Top geo
Brazil · Rio de Janeiro · Teresópolis
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

181.191.162.0/24

Risk Max — LOW Footprint 1.172% Hits 4
Prefix / IP version
/24 · IPv4
Network
181.191.162.0
Broadcast
181.191.162.255
Observed IPs / Subnet size
3 observed · 256 total
Centroid
-22.4153 , -42.9869
Hits / Errors
4 hits · 0 errors
First / Last seen
2026-02-24 02:00 · 2026-03-02 02:00
Top ASN
AS267426 · AQUI TELECOMUNICACOES LTDA - ME
Top organization / ISP
Gol Internet Banda Larga · Aqui Telecomunicacoes Ltda - ME
Top geo
Brazil · Rio de Janeiro · Teresópolis
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

177.36.117.0/24

Risk Max — LOW Footprint 1.172% Hits 3
Prefix / IP version
/24 · IPv4
Network
177.36.117.0
Broadcast
177.36.117.255
Observed IPs / Subnet size
3 observed · 256 total
Centroid
-22.320833333333336 , -42.7483
Hits / Errors
3 hits · 0 errors
First / Last seen
2026-02-23 02:00 · 2026-02-28 02:00
Top ASN
AS52972 · Tech Cable do Brasil Sist. de Telec. Ltda
Top organization / ISP
Tech Cable do Brasil Sist. de Telec. Ltda · Tech Cable do Brasil Sist. de Telec. Ltda
Top geo
Brazil · Rio de Janeiro · Teresópolis
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

179.164.118.0/24

Risk Max — LOW Footprint 0.781% Hits 3
Prefix / IP version
/24 · IPv4
Network
179.164.118.0
Broadcast
179.164.118.255
Observed IPs / Subnet size
2 observed · 256 total
Centroid
-22.4153 , -42.9869
Hits / Errors
3 hits · 0 errors
First / Last seen
2026-02-22 02:00 · 2026-02-25 02:00
Top ASN
AS26599 · TELEFÔNICA BRASIL S.A
Top organization / ISP
TELEF�NICA BRASIL S.A · Vivo
Top geo
Brazil · Rio de Janeiro · Teresópolis
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

201.158.22.0/24

Risk Max — LOW Footprint 0.781% Hits 2
Prefix / IP version
/24 · IPv4
Network
201.158.22.0
Broadcast
201.158.22.255
Observed IPs / Subnet size
2 observed · 256 total
Centroid
-22.3135 , -42.8741
Hits / Errors
2 hits · 0 errors
First / Last seen
2026-02-27 02:00 · 2026-02-28 02:00
Top ASN
AS61761 · AGATANGELO TELECOM E INFORMATICA LTDA
Top organization / ISP
Agatangelo Telecom E Informatica Ltda · Agatangelo Telecom E Informatica Ltda
Top geo
Brazil · Rio de Janeiro · Teresópolis
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

179.148.168.0/24

Risk Max — LOW Footprint 0.781% Hits 2
Prefix / IP version
/24 · IPv4
Network
179.148.168.0
Broadcast
179.148.168.255
Observed IPs / Subnet size
2 observed · 256 total
Centroid
-22.4153 , -42.9869
Hits / Errors
2 hits · 0 errors
First / Last seen
2026-02-23 02:00 · 2026-02-24 02:00
Top ASN
AS26599 · TELEFÔNICA BRASIL S.A
Top organization / ISP
TELEF�NICA BRASIL S.A · Vivo
Top geo
Brazil · Rio de Janeiro · Teresópolis
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

177.159.39.0/24

Risk Max — LOW Footprint 0.391% Hits 5
Prefix / IP version
/24 · IPv4
Network
177.159.39.0
Broadcast
177.159.39.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
-22.4153 , -42.9869
Hits / Errors
5 hits · 0 errors
First / Last seen
2026-02-22 02:00 · 2026-02-26 02:00
Top ASN
AS18881 · TELEFÔNICA BRASIL S.A
Top organization / ISP
Global Village Telecom · TELEFÔNICA BRASIL S.A
Top geo
Brazil · Rio de Janeiro · Teresópolis
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

179.164.119.0/24

Risk Max — LOW Footprint 0.391% Hits 4
Prefix / IP version
/24 · IPv4
Network
179.164.119.0
Broadcast
179.164.119.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
-22.4153 , -42.9869
Hits / Errors
4 hits · 0 errors
First / Last seen
2026-02-28 02:00 · 2026-03-02 02:00
Top ASN
AS26599 · TELEFÔNICA BRASIL S.A
Top organization / ISP
TELEF�NICA BRASIL S.A · Vivo
Top geo
Brazil · Rio de Janeiro · Teresópolis
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

45.187.123.0/24

Risk Max — LOW Footprint 0.391% Hits 3
Prefix / IP version
/24 · IPv4
Network
45.187.123.0
Broadcast
45.187.123.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
-22.4153 , -42.9869
Hits / Errors
3 hits · 0 errors
First / Last seen
2026-02-22 02:00 · 2026-02-23 02:00
Top ASN
AS268546 · RIOTELE-REAL INTERNET OPTICA TELECOMUNICACOES
Top organization / ISP
Riotele-real Internet Optica Telecomunicacoes · Riotele-real Internet Optica Telecomunicacoes
Top geo
Brazil · Rio de Janeiro · Teresópolis
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

45.229.217.0/24

Risk Max — LOW Footprint 0.391% Hits 2
Prefix / IP version
/24 · IPv4
Network
45.229.217.0
Broadcast
45.229.217.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
-22.3135 , -42.8741
Hits / Errors
2 hits · 0 errors
First / Last seen
2026-02-27 02:00 · 2026-02-28 02:00
Top ASN
AS267141 · Terabyte de Teresopolis Provedor de Internet LTDA
Top organization / ISP
Terabyte de Teresopolis Provedor de Internet LTDA · Terabyte de Teresopolis Provedor de Internet LTDA
Top geo
Brazil · Rio de Janeiro · Teresópolis
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

152.248.117.0/24

Risk Max — LOW Footprint 0.391% Hits 2
Prefix / IP version
/24 · IPv4
Network
152.248.117.0
Broadcast
152.248.117.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
-22.4153 , -42.9869
Hits / Errors
2 hits · 0 errors
First / Last seen
2026-02-26 02:00 · 2026-02-27 02:00
Top ASN
AS26599 · TELEFÔNICA BRASIL S.A
Top organization / ISP
TELEF�NICA BRASIL S.A · Vivo
Top geo
Brazil · Rio de Janeiro · Teresópolis
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

201.32.104.0/24

Risk Max — LOW Footprint 0.391% Hits 2
Prefix / IP version
/24 · IPv4
Network
201.32.104.0
Broadcast
201.32.104.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
-22.4153 , -42.9869
Hits / Errors
2 hits · 0 errors
First / Last seen
2026-02-25 02:00 · 2026-02-26 02:00
Top ASN
AS7738 · V tal
Top organization / ISP
V tal · V tal
Top geo
Brazil · Rio de Janeiro · Teresópolis
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

179.148.122.0/24

Risk Max — LOW Footprint 0.391% Hits 2
Prefix / IP version
/24 · IPv4
Network
179.148.122.0
Broadcast
179.148.122.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
-22.4153 , -42.9869
Hits / Errors
2 hits · 0 errors
First / Last seen
2026-02-23 02:00 · 2026-02-24 02:00
Top ASN
AS26599 · TELEFÔNICA BRASIL S.A
Top organization / ISP
TELEF�NICA BRASIL S.A · Vivo
Top geo
Brazil · Rio de Janeiro · Teresópolis
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

187.180.248.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
187.180.248.0
Broadcast
187.180.248.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
-22.4153 , -42.9869
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-03-01 02:00 · 2026-03-02 02:00
Top ASN
AS28573 · Claro NXT Telecomunicacoes Ltda
Top organization / ISP
NET Serviços de Comunicação S.A. · Claro NXT Telecomunicacoes Ltda
Top geo
Brazil · Rio de Janeiro · Teresópolis
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

179.136.113.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
179.136.113.0
Broadcast
179.136.113.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
-22.4153 , -42.9869
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-02-28 02:00 · 2026-03-01 02:00
Top ASN
AS28573 · Claro NXT Telecomunicacoes Ltda
Top organization / ISP
Claro NXT Telecomunicacoes Ltda · Claro NXT Telecomunicacoes Ltda
Top geo
Brazil · Rio de Janeiro · Teresópolis
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

187.180.254.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
187.180.254.0
Broadcast
187.180.254.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
-22.4153 , -42.9869
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-02-28 02:00 · 2026-03-01 02:00
Top ASN
AS28573 · Claro NXT Telecomunicacoes Ltda
Top organization / ISP
NET Serviços de Comunicação S.A. · Claro NXT Telecomunicacoes Ltda
Top geo
Brazil · Rio de Janeiro · Teresópolis
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

168.0.39.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
168.0.39.0
Broadcast
168.0.39.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
-22.4153 , -42.9869
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-02-26 02:00 · 2026-02-27 02:00
Top ASN
AS265244 · Mafra Telecom
Top organization / ISP
Mafra Telecom · Mafra Telecom
Top geo
Brazil · Rio de Janeiro · Teresópolis
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

187.180.255.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
187.180.255.0
Broadcast
187.180.255.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
-22.4153 , -42.9869
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-02-26 02:00 · 2026-02-27 02:00
Top ASN
AS28573 · Claro NXT Telecomunicacoes Ltda
Top organization / ISP
NET Serviços de Comunicação S.A. · Claro NXT Telecomunicacoes Ltda
Top geo
Brazil · Rio de Janeiro · Teresópolis
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

179.164.116.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
179.164.116.0
Broadcast
179.164.116.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
-22.4153 , -42.9869
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-02-25 02:00 · 2026-02-26 02:00
Top ASN
AS26599 · TELEFÔNICA BRASIL S.A
Top organization / ISP
TELEF�NICA BRASIL S.A · Vivo
Top geo
Brazil · Rio de Janeiro · Teresópolis
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

179.164.28.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
179.164.28.0
Broadcast
179.164.28.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
-22.4153 , -42.9869
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-02-25 02:00 · 2026-02-26 02:00
Top ASN
AS26599 · TELEFÔNICA BRASIL S.A
Top organization / ISP
TELEF�NICA BRASIL S.A · Vivo
Top geo
Brazil · Rio de Janeiro · Teresópolis
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

187.180.237.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
187.180.237.0
Broadcast
187.180.237.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
-22.4153 , -42.9869
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-02-25 02:00 · 2026-02-26 02:00
Top ASN
AS28573 · Claro NXT Telecomunicacoes Ltda
Top organization / ISP
NET Serviços de Comunicação S.A. · Claro NXT Telecomunicacoes Ltda
Top geo
Brazil · Rio de Janeiro · Teresópolis
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

187.33.136.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
187.33.136.0
Broadcast
187.33.136.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
-22.3135 , -42.8741
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-02-25 02:00 · 2026-02-26 02:00
Top ASN
AS262693 · WCOM COM E SERV TELECOM LTDA
Top organization / ISP
Wcom COM E Serv Telecom Ltda · Wcom COM E Serv Telecom Ltda
Top geo
Brazil · Rio de Janeiro · Teresópolis
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

45.229.219.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
45.229.219.0
Broadcast
45.229.219.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
-22.3135 , -42.8741
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-02-25 02:00 · 2026-02-26 02:00
Top ASN
AS267141 · Terabyte de Teresopolis Provedor de Internet LTDA
Top organization / ISP
Terabyte de Teresopolis Provedor de Internet LTDA · Terabyte de Teresopolis Provedor de Internet LTDA
Top geo
Brazil · Rio de Janeiro · Teresópolis
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

170.80.71.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
170.80.71.0
Broadcast
170.80.71.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
-22.3135 , -42.8741
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-02-24 02:00 · 2026-02-25 02:00
Top ASN
AS263905 · New Group Telecomunicacoes LTDA
Top organization / ISP
New Group Telecomunicacoes LTDA · New Group Telecomunicacoes LTDA
Top geo
Brazil · Rio de Janeiro · Teresópolis
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

138.204.202.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
138.204.202.0
Broadcast
138.204.202.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
-22.4153 , -42.9869
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-02-23 02:00 · 2026-02-24 02:00
Top ASN
AS263905 · New Group Telecomunicacoes LTDA
Top organization / ISP
New Group Telecomunicacoes LTDA · New Group Telecomunicacoes LTDA
Top geo
Brazil · Rio de Janeiro · Teresópolis
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

168.0.38.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
168.0.38.0
Broadcast
168.0.38.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
-22.4153 , -42.9869
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-02-23 02:00 · 2026-02-24 02:00
Top ASN
AS265244 · Mafra Telecom
Top organization / ISP
Mafra Telecom · Mafra Telecom
Top geo
Brazil · Rio de Janeiro · Teresópolis
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →