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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: NEW SYSTEM INTERNET · Clear
Snapshot 2026-01-23 Results 5 Page 1 / 1

191.5.173.0/24

Risk Max — LOW Footprint 0.391% Hits 3
Prefix / IP version
/24 · IPv4
Network
191.5.173.0
Broadcast
191.5.173.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
-5.2611 , -35.6046
Hits / Errors
3 hits · 0 errors
First / Last seen
2025-09-18 16:01 · 2025-09-18 16:01
Top ASN
AS263539 · NEW SYSTEM INTERNET
Top organization / ISP
JFC PROVEDOR DE INTERNET LTDA · NEW SYSTEM INTERNET
Top geo
Brazil · Rio Grande do Norte · Touros
Window / Updated
2025-09-15 → 2025-09-22 · Updated 2026-01-14 · v2
Open report →

191.5.175.0/24

Risk Max — LOW Footprint 0.391% Hits 3
Prefix / IP version
/24 · IPv4
Network
191.5.175.0
Broadcast
191.5.175.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
-26.9873 , -48.6276
Hits / Errors
3 hits · 0 errors
First / Last seen
2025-09-10 11:13 · 2025-09-10 11:13
Top ASN
AS263539 · NEW SYSTEM INTERNET
Top organization / ISP
Parceiros Informatica · NEW SYSTEM INTERNET
Top geo
Brazil · Santa Catarina · Balneário Camboriú
Window / Updated
2025-09-08 → 2025-09-15 · Updated 2026-01-14 · v2
Open report →

191.5.174.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
191.5.174.0
Broadcast
191.5.174.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
-22.0406 , -56.5082
Hits / Errors
1 hits · 0 errors
First / Last seen
2025-12-17 20:15 · 2025-12-17 20:15
Top ASN
AS263539 · NEW SYSTEM INTERNET
Top organization / ISP
mda telecomunicações LTDA · NEW SYSTEM INTERNET
Top geo
Brazil · Mato Grosso do Sul · Bela Vista
Window / Updated
2025-12-15 → 2025-12-22 · Updated 2026-01-14 · v2
Open report →

191.5.171.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
191.5.171.0
Broadcast
191.5.171.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
-26.9065 , -48.6657
Hits / Errors
1 hits · 0 errors
First / Last seen
2025-10-22 08:12 · 2025-10-22 08:12
Top ASN
AS263539 · NEW SYSTEM INTERNET
Top organization / ISP
NEW SYSTEM INTERNET · NEW SYSTEM INTERNET
Top geo
Brazil · Santa Catarina · Itajaí
Window / Updated
2025-10-20 → 2025-10-27 · Updated 2026-01-14 · v2
Open report →

191.5.170.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
191.5.170.0
Broadcast
191.5.170.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
-26.9065 , -48.6657
Hits / Errors
1 hits · 1 errors
First / Last seen
2025-08-19 05:11 · 2025-08-19 05:11
Top ASN
AS263539 · NEW SYSTEM INTERNET
Top organization / ISP
NEW SYSTEM INTERNET · NEW SYSTEM INTERNET
Top geo
Brazil · Santa Catarina · Itajaí
Window / Updated
2025-08-18 → 2025-08-25 · Updated 2026-01-14 · v2
Open report →