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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: NORT TELECOM · Clear
Snapshot 2026-03-14 Results — Page 1 / 1

181.233.17.0/24

Risk Max — LOW Footprint 3.125% Hits 8
Prefix / IP version
/24 · IPv4
Network
181.233.17.0
Broadcast
181.233.17.255
Observed IPs / Subnet size
8 observed · 256 total
Centroid
-22.920099999999998 , -43.0811
Hits / Errors
8 hits · 0 errors
First / Last seen
2026-03-01 02:00 · 2026-03-06 02:00
Top ASN
AS271484 · NORT TELECOM
Top organization / ISP
Nort Telecom · Nort Telecom
Top geo
Brazil · Rio de Janeiro · Rio de Janeiro
Window / Updated
2026-03-02 → 2026-03-09 · Updated 2026-03-13 · v2
Open report →

181.233.16.0/24

Risk Max — LOW Footprint 2.344% Hits 7
Prefix / IP version
/24 · IPv4
Network
181.233.16.0
Broadcast
181.233.16.255
Observed IPs / Subnet size
6 observed · 256 total
Centroid
-22.920099999999998 , -43.0811
Hits / Errors
7 hits · 0 errors
First / Last seen
2026-03-02 02:00 · 2026-03-06 02:00
Top ASN
AS271484 · NORT TELECOM
Top organization / ISP
Nort Telecom · Nort Telecom
Top geo
Brazil · Rio de Janeiro · Rio de Janeiro
Window / Updated
2026-03-02 → 2026-03-09 · Updated 2026-03-13 · v2
Open report →

181.233.18.0/24

Risk Max — LOW Footprint 1.953% Hits 6
Prefix / IP version
/24 · IPv4
Network
181.233.18.0
Broadcast
181.233.18.255
Observed IPs / Subnet size
5 observed · 256 total
Centroid
-22.9201 , -43.0811
Hits / Errors
6 hits · 0 errors
First / Last seen
2026-03-03 02:00 · 2026-03-07 02:00
Top ASN
AS271484 · NORT TELECOM
Top organization / ISP
Nort Telecom · Nort Telecom
Top geo
Brazil · Rio de Janeiro · Rio de Janeiro
Window / Updated
2026-03-02 → 2026-03-09 · Updated 2026-03-13 · v2
Open report →

181.233.19.0/24

Risk Max — LOW Footprint 0.781% Hits 2
Prefix / IP version
/24 · IPv4
Network
181.233.19.0
Broadcast
181.233.19.255
Observed IPs / Subnet size
2 observed · 256 total
Centroid
-22.9201 , -43.0811
Hits / Errors
2 hits · 0 errors
First / Last seen
2026-03-03 02:00 · 2026-03-09 02:00
Top ASN
AS271484 · NORT TELECOM
Top organization / ISP
Nort Telecom · Nort Telecom
Top geo
Brazil · Rio de Janeiro · Rio de Janeiro
Window / Updated
2026-03-02 → 2026-03-09 · Updated 2026-03-13 · v2
Open report →