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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: Araquari · Clear
Snapshot 2026-03-03 Results 6 Page 1 / 1

177.37.79.0/24

Risk Max — LOW Footprint 5.469% Hits 19
Prefix / IP version
/24 · IPv4
Network
177.37.79.0
Broadcast
177.37.79.255
Observed IPs / Subnet size
14 observed · 256 total
Centroid
-26.465300000000003 , -48.80349999999999
Hits / Errors
19 hits · 0 errors
First / Last seen
2026-02-15 02:00 · 2026-02-23 02:00
Top ASN
AS262417 · UltraTelecom Provedora de Internet
Top organization / ISP
UltraTelecom Provedora de Internet · UltraTelecom Provedora de Internet
Top geo
Brazil · Santa Catarina · Araquari
Window / Updated
2026-02-16 → 2026-02-23 · Updated 2026-02-24 · v2
Open report →

177.37.78.0/24

Risk Max — LOW Footprint 5.469% Hits 18
Prefix / IP version
/24 · IPv4
Network
177.37.78.0
Broadcast
177.37.78.255
Observed IPs / Subnet size
14 observed · 256 total
Centroid
-26.465300000000003 , -48.80349999999999
Hits / Errors
18 hits · 4 errors
First / Last seen
2026-02-15 02:00 · 2026-02-21 02:00
Top ASN
AS262417 · UltraTelecom Provedora de Internet
Top organization / ISP
UltraTelecom Provedora de Internet · UltraTelecom Provedora de Internet
Top geo
Brazil · Santa Catarina · Araquari
Window / Updated
2026-02-16 → 2026-02-23 · Updated 2026-02-24 · v2
Open report →

131.108.57.0/24

Risk Max — LOW Footprint 0.781% Hits 5
Prefix / IP version
/24 · IPv4
Network
131.108.57.0
Broadcast
131.108.57.255
Observed IPs / Subnet size
2 observed · 256 total
Centroid
-26.465300000000003 , -48.8035
Hits / Errors
5 hits · 1 errors
First / Last seen
2026-02-20 02:00 · 2026-02-23 02:00
Top ASN
AS61688 · PAPANET REDESUL TELECOM
Top organization / ISP
Papanet Redesul Telecom · Papanet Redesul Telecom
Top geo
Brazil · Santa Catarina · Araquari
Window / Updated
2026-02-16 → 2026-02-23 · Updated 2026-02-24 · v2
Open report →

131.108.58.0/24

Risk Max — LOW Footprint 0.781% Hits 4
Prefix / IP version
/24 · IPv4
Network
131.108.58.0
Broadcast
131.108.58.255
Observed IPs / Subnet size
2 observed · 256 total
Centroid
-26.4653 , -48.8035
Hits / Errors
4 hits · 0 errors
First / Last seen
2026-02-19 02:00 · 2026-02-21 02:00
Top ASN
AS61688 · PAPANET REDESUL TELECOM
Top organization / ISP
Papanet Redesul Telecom · Papanet Redesul Telecom
Top geo
Brazil · Santa Catarina · Araquari
Window / Updated
2026-02-16 → 2026-02-23 · Updated 2026-02-24 · v2
Open report →

177.73.138.0/24

Risk Max — LOW Footprint 0.781% Hits 3
Prefix / IP version
/24 · IPv4
Network
177.73.138.0
Broadcast
177.73.138.255
Observed IPs / Subnet size
2 observed · 256 total
Centroid
-26.4653 , -48.80350000000001
Hits / Errors
3 hits · 0 errors
First / Last seen
2026-02-15 02:00 · 2026-02-19 02:00
Top ASN
AS28343 · UNIFIQUE TELECOMUNICACOES S/A
Top organization / ISP
UNIFIQUE TELECOMUNICACOES S/A · UNIFIQUE TELECOMUNICACOES S/A
Top geo
Brazil · Santa Catarina · Araquari
Window / Updated
2026-02-16 → 2026-02-23 · Updated 2026-02-24 · v2
Open report →

170.84.121.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
170.84.121.0
Broadcast
170.84.121.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
-26.4653 , -48.8035
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-02-19 02:00 · 2026-02-20 02:00
Top ASN
AS28343 · UNIFIQUE TELECOMUNICACOES S/A
Top organization / ISP
UNIFIQUE TELECOMUNICACOES S/A · UNIFIQUE TELECOMUNICACOES S/A
Top geo
Brazil · Santa Catarina · Araquari
Window / Updated
2026-02-16 → 2026-02-23 · Updated 2026-02-24 · v2
Open report →