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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: Sul Online Telecom Ltda - EPP · Clear
Snapshot 2026-03-03 Results 5 Page 1 / 1

143.255.98.0/24

Risk Max — LOW Footprint 5.078% Hits 16
Prefix / IP version
/24 · IPv4
Network
143.255.98.0
Broadcast
143.255.98.255
Observed IPs / Subnet size
13 observed · 256 total
Centroid
-28.471200000000003 , -48.8388
Hits / Errors
16 hits · 0 errors
First / Last seen
2026-02-23 02:00 · 2026-03-02 02:00
Top ASN
AS52977 · Sul Online Telecom Ltda - EPP
Top organization / ISP
Sul Online Telecom Ltda - EPP · Sul Online Telecom Ltda - EPP
Top geo
Brazil · Santa Catarina · Laguna
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

143.255.99.0/24

Risk Max — LOW Footprint 4.297% Hits 12
Prefix / IP version
/24 · IPv4
Network
143.255.99.0
Broadcast
143.255.99.255
Observed IPs / Subnet size
11 observed · 256 total
Centroid
-28.471200000000007 , -48.8388
Hits / Errors
12 hits · 0 errors
First / Last seen
2026-02-22 02:00 · 2026-03-02 02:00
Top ASN
AS52977 · Sul Online Telecom Ltda - EPP
Top organization / ISP
Sul Online Telecom Ltda - EPP · Sul Online Telecom Ltda - EPP
Top geo
Brazil · Santa Catarina · Laguna
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

143.255.96.0/24

Risk Max — LOW Footprint 2.734% Hits 11
Prefix / IP version
/24 · IPv4
Network
143.255.96.0
Broadcast
143.255.96.255
Observed IPs / Subnet size
7 observed · 256 total
Centroid
-28.938372727272725 , -49.510172727272725
Hits / Errors
11 hits · 0 errors
First / Last seen
2026-02-22 02:00 · 2026-03-01 02:00
Top ASN
AS52977 · Sul Online Telecom Ltda - EPP
Top organization / ISP
Sul Online Telecom Ltda - EPP · Sul Online Telecom Ltda - EPP
Top geo
Brazil · Santa Catarina · Araranguá
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

170.231.4.0/24

Risk Max — LOW Footprint 2.344% Hits 6
Prefix / IP version
/24 · IPv4
Network
170.231.4.0
Broadcast
170.231.4.255
Observed IPs / Subnet size
6 observed · 256 total
Centroid
-28.188800000000004 , -48.707
Hits / Errors
6 hits · 0 errors
First / Last seen
2026-02-22 02:00 · 2026-03-01 02:00
Top ASN
AS52977 · Sul Online Telecom Ltda - EPP
Top organization / ISP
Sul Online Telecom Ltda - EPP · Sul Online Telecom Ltda - EPP
Top geo
Brazil · Santa Catarina · Imbituba
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

143.255.97.0/24

Risk Max — LOW Footprint 1.562% Hits 8
Prefix / IP version
/24 · IPv4
Network
143.255.97.0
Broadcast
143.255.97.255
Observed IPs / Subnet size
4 observed · 256 total
Centroid
-28.9378 , -49.504349999999995
Hits / Errors
8 hits · 0 errors
First / Last seen
2026-02-22 02:00 · 2026-03-01 02:00
Top ASN
AS52977 · Sul Online Telecom Ltda - EPP
Top organization / ISP
Sul Online Telecom Ltda - EPP · Sul Online Telecom Ltda - EPP
Top geo
Brazil · Santa Catarina · Araranguá
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →