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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: Macedo e Castro Informática LTDA · Clear
Snapshot 2026-02-02 Results 5 Page 1 / 1

143.255.208.0/24

Risk Max — LOW Footprint 0.391% Hits 2
Prefix / IP version
/24 · IPv4
Network
143.255.208.0
Broadcast
143.255.208.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
-17.2536 , -42.8328
Hits / Errors
2 hits · 0 errors
First / Last seen
2025-11-06 06:23 · 2025-11-06 09:14
Top ASN
AS52741 · MC Telecom
Top organization / ISP
MC Telecom · Macedo e Castro Informática LTDA
Top geo
Brazil · Minas Gerais · Turmalina
Window / Updated
2025-11-03 → 2025-11-10 · Updated 2026-01-14 · v2
Open report →

143.255.211.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
143.255.211.0
Broadcast
143.255.211.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
-17.2536 , -42.8328
Hits / Errors
1 hits · 0 errors
First / Last seen
2025-11-27 23:45 · 2025-11-27 23:45
Top ASN
AS52741 · MC Telecom
Top organization / ISP
MC Telecom · Macedo e Castro Informática LTDA
Top geo
Brazil · Minas Gerais · Turmalina
Window / Updated
2025-11-24 → 2025-12-01 · Updated 2026-01-14 · v2
Open report →

143.255.210.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
143.255.210.0
Broadcast
143.255.210.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
-17.2536 , -42.8328
Hits / Errors
1 hits · 0 errors
First / Last seen
2025-10-07 17:51 · 2025-10-07 17:51
Top ASN
AS52741 · MC Telecom
Top organization / ISP
MC Telecom · Macedo e Castro Informática LTDA
Top geo
Brazil · Minas Gerais · Turmalina
Window / Updated
2025-10-06 → 2025-10-13 · Updated 2026-01-14 · v2
Open report →

177.85.104.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
177.85.104.0
Broadcast
177.85.104.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
-17.2536 , -42.8328
Hits / Errors
1 hits · 0 errors
First / Last seen
2025-09-12 05:53 · 2025-09-12 05:53
Top ASN
AS52741 · MC Telecom
Top organization / ISP
MC Telecom · Macedo e Castro Informática LTDA
Top geo
Brazil · Minas Gerais · Turmalina
Window / Updated
2025-09-08 → 2025-09-15 · Updated 2026-01-14 · v2
Open report →

143.255.209.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
143.255.209.0
Broadcast
143.255.209.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
-17.2536 , -42.8328
Hits / Errors
1 hits · 0 errors
First / Last seen
2025-08-17 01:23 · 2025-08-17 01:23
Top ASN
AS52741 · MC Telecom
Top organization / ISP
MC Telecom · Macedo e Castro Informática LTDA
Top geo
Brazil · Minas Gerais · Turmalina
Window / Updated
2025-08-11 → 2025-08-18 · Updated 2026-01-14 · v2
Open report →