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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.

164.163.19.0/24

Risk Max LOW Footprint 1.172% Hits 3
Prefix / IP version
/24 · IPv4
Network
164.163.19.0
Broadcast
164.163.19.255
Observed IPs / Subnet size
3 observed · 256 total
Centroid
-19.9877 , -43.84470000000001
Hits / Errors
3 hits · 2 errors
First / Last seen
2025-10-08 07:02 · 2025-10-11 03:32
Top ASN
Top geo
Window / Updated
2025-10-06 → 2025-10-13 · Updated 2026-01-14 · v2

164.163.17.0/24

Risk Max LOW Footprint 0.781% Hits 2
Prefix / IP version
/24 · IPv4
Network
164.163.17.0
Broadcast
164.163.17.255
Observed IPs / Subnet size
2 observed · 256 total
Centroid
-19.9877 , -43.8447
Hits / Errors
2 hits · 1 errors
First / Last seen
2025-12-17 07:43 · 2025-12-17 23:47
Top ASN
Top geo
Window / Updated
2025-12-15 → 2025-12-22 · Updated 2026-01-14 · v2

187.20.23.0/24

Risk Max LOW Footprint 0.781% Hits 2
Prefix / IP version
/24 · IPv4
Network
187.20.23.0
Broadcast
187.20.23.255
Observed IPs / Subnet size
2 observed · 256 total
Centroid
-19.9877 , -43.8447
Hits / Errors
2 hits · 1 errors
First / Last seen
2025-12-17 11:35 · 2025-12-17 17:08
Top ASN
Top geo
Window / Updated
2025-12-15 → 2025-12-22 · Updated 2026-01-14 · v2

191.37.78.0/24

Risk Max LOW Footprint 0.781% Hits 2
Prefix / IP version
/24 · IPv4
Network
191.37.78.0
Broadcast
191.37.78.255
Observed IPs / Subnet size
2 observed · 256 total
Centroid
-19.9877 , -43.8447
Hits / Errors
2 hits · 0 errors
First / Last seen
2025-12-01 15:34 · 2025-12-04 18:04
Top ASN
AS263356 · CNT Fiber
Top organization / ISP
Top geo
Window / Updated
2025-12-01 → 2025-12-08 · Updated 2026-01-14 · v2

177.182.73.0/24

Risk Max LOW Footprint 0.391% Hits 2
Prefix / IP version
/24 · IPv4
Network
177.182.73.0
Broadcast
177.182.73.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
-19.9877 , -43.8447
Hits / Errors
2 hits · 0 errors
First / Last seen
2025-09-18 20:13 · 2025-09-18 20:13
Top ASN
Top geo
Window / Updated
2025-09-15 → 2025-09-22 · Updated 2026-01-14 · v2

191.185.70.0/24

Risk Max LOW Footprint 0.391% Hits 2
Prefix / IP version
/24 · IPv4
Network
191.185.70.0
Broadcast
191.185.70.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
-19.9877 , -43.8447
Hits / Errors
2 hits · 0 errors
First / Last seen
2025-09-16 14:51 · 2025-09-16 14:51
Top ASN
Top geo
Window / Updated
2025-09-15 → 2025-09-22 · Updated 2026-01-14 · v2

177.182.75.0/24

Risk Max LOW Footprint 0.391% Hits 2
Prefix / IP version
/24 · IPv4
Network
177.182.75.0
Broadcast
177.182.75.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
-19.9877 , -43.8447
Hits / Errors
2 hits · 0 errors
First / Last seen
2025-09-15 08:54 · 2025-09-15 08:54
Top ASN
Top geo
Window / Updated
2025-09-15 → 2025-09-22 · Updated 2026-01-14 · v2

191.185.66.0/24

Risk Max LOW Footprint 0.391% Hits 2
Prefix / IP version
/24 · IPv4
Network
191.185.66.0
Broadcast
191.185.66.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
-19.9877 , -43.8447
Hits / Errors
2 hits · 0 errors
First / Last seen
2025-09-10 12:52 · 2025-09-14 22:02
Top ASN
Top geo
Window / Updated
2025-09-08 → 2025-09-15 · Updated 2026-01-14 · v2

177.116.205.0/24

Risk Max LOW Footprint 0.391% Hits 2
Prefix / IP version
/24 · IPv4
Network
177.116.205.0
Broadcast
177.116.205.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
-20.0735 , -43.8957
Hits / Errors
2 hits · 2 errors
First / Last seen
2025-08-02 19:48 · 2025-08-02 19:48
Top ASN
Top organization / ISP
Top geo
Window / Updated
2025-07-28 → 2025-08-04 · Updated 2026-01-14 · v2

177.182.74.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
177.182.74.0
Broadcast
177.182.74.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
-19.9877 , -43.8447
Hits / Errors
1 hits · 0 errors
First / Last seen
2025-12-17 02:34 · 2025-12-17 02:34
Top ASN
Top geo
Window / Updated
2025-12-15 → 2025-12-22 · Updated 2026-01-14 · v2

201.48.197.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
201.48.197.0
Broadcast
201.48.197.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
-20.0735 , -43.8957
Hits / Errors
1 hits · 0 errors
First / Last seen
2025-12-14 21:26 · 2025-12-14 21:26
Top ASN
AS16735 · ALGAR TELECOM S/A
Top organization / ISP
Top geo
Window / Updated
2025-12-08 → 2025-12-15 · Updated 2026-01-14 · v2

191.37.77.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
191.37.77.0
Broadcast
191.37.77.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
-19.9877 , -43.8447
Hits / Errors
1 hits · 0 errors
First / Last seen
2025-11-25 19:52 · 2025-11-25 19:52
Top ASN
AS263356 · CNT Fiber
Top organization / ISP
Top geo
Window / Updated
2025-11-24 → 2025-12-01 · Updated 2026-01-14 · v2

187.20.132.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
187.20.132.0
Broadcast
187.20.132.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
-19.9877 , -43.8447
Hits / Errors
1 hits · 0 errors
First / Last seen
2025-11-23 23:36 · 2025-11-23 23:36
Top ASN
Top geo
Window / Updated
2025-11-17 → 2025-11-24 · Updated 2026-01-14 · v2

189.112.95.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
189.112.95.0
Broadcast
189.112.95.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
-20.0735 , -43.8957
Hits / Errors
1 hits · 0 errors
First / Last seen
2025-10-30 12:06 · 2025-10-30 12:06
Top ASN
AS16735 · ALGAR TELECOM S/A
Top organization / ISP
Top geo
Window / Updated
2025-10-27 → 2025-11-03 · Updated 2026-01-14 · v2

201.17.214.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
201.17.214.0
Broadcast
201.17.214.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
-19.9877 , -43.8447
Hits / Errors
1 hits · 0 errors
First / Last seen
2025-10-14 01:51 · 2025-10-14 01:51
Top ASN
Top geo
Window / Updated
2025-10-13 → 2025-10-20 · Updated 2026-01-14 · v2

189.112.239.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
189.112.239.0
Broadcast
189.112.239.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
-20.0735 , -43.8957
Hits / Errors
1 hits · 0 errors
First / Last seen
2025-10-11 00:41 · 2025-10-11 00:41
Top ASN
AS16735 · ALGAR TELECOM S/A
Top organization / ISP
Top geo
Window / Updated
2025-10-06 → 2025-10-13 · Updated 2026-01-14 · v2

164.163.18.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
164.163.18.0
Broadcast
164.163.18.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
-19.9877 , -43.8447
Hits / Errors
1 hits · 0 errors
First / Last seen
2025-10-08 20:24 · 2025-10-08 20:24
Top ASN
Top geo
Window / Updated
2025-10-06 → 2025-10-13 · Updated 2026-01-14 · v2

177.116.195.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
177.116.195.0
Broadcast
177.116.195.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
-20.0735 , -43.8957
Hits / Errors
1 hits · 0 errors
First / Last seen
2025-10-08 18:29 · 2025-10-08 18:29
Top ASN
Top organization / ISP
Top geo
Window / Updated
2025-10-06 → 2025-10-13 · Updated 2026-01-14 · v2

191.185.76.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
191.185.76.0
Broadcast
191.185.76.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
-19.9877 , -43.8447
Hits / Errors
1 hits · 1 errors
First / Last seen
2025-09-30 08:33 · 2025-09-30 08:33
Top ASN
Top geo
Window / Updated
2025-09-29 → 2025-10-06 · Updated 2026-01-14 · v2

177.182.196.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
177.182.196.0
Broadcast
177.182.196.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
-19.9877 , -43.8447
Hits / Errors
1 hits · 0 errors
First / Last seen
2025-09-17 13:42 · 2025-09-17 13:42
Top ASN
Top geo
Window / Updated
2025-09-15 → 2025-09-22 · Updated 2026-01-14 · v2

191.185.69.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
191.185.69.0
Broadcast
191.185.69.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
-19.9877 , -43.8447
Hits / Errors
1 hits · 0 errors
First / Last seen
2025-09-16 17:00 · 2025-09-16 17:00
Top ASN
Top geo
Window / Updated
2025-09-15 → 2025-09-22 · Updated 2026-01-14 · v2

191.185.155.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
191.185.155.0
Broadcast
191.185.155.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
-19.9877 , -43.8447
Hits / Errors
1 hits · 0 errors
First / Last seen
2025-09-12 03:13 · 2025-09-12 03:13
Top ASN
Top geo
Window / Updated
2025-09-08 → 2025-09-15 · Updated 2026-01-14 · v2

177.116.125.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
177.116.125.0
Broadcast
177.116.125.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
-20.0735 , -43.8957
Hits / Errors
1 hits · 1 errors
First / Last seen
2025-09-08 19:34 · 2025-09-08 19:34
Top ASN
Top organization / ISP
Top geo
Window / Updated
2025-09-08 → 2025-09-15 · Updated 2026-01-14 · v2

177.116.124.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
177.116.124.0
Broadcast
177.116.124.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
-20.0735 , -43.8957
Hits / Errors
1 hits · 0 errors
First / Last seen
2025-09-06 21:13 · 2025-09-06 21:13
Top ASN
Top organization / ISP
Top geo
Window / Updated
2025-09-01 → 2025-09-08 · Updated 2026-01-14 · v2

177.116.202.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
177.116.202.0
Broadcast
177.116.202.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
-20.0735 , -43.8957
Hits / Errors
1 hits · 0 errors
First / Last seen
2025-09-06 16:50 · 2025-09-06 16:50
Top ASN
Top organization / ISP
Top geo
Window / Updated
2025-09-01 → 2025-09-08 · Updated 2026-01-14 · v2

177.116.199.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
177.116.199.0
Broadcast
177.116.199.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
-20.0735 , -43.8957
Hits / Errors
1 hits · 0 errors
First / Last seen
2025-09-06 06:51 · 2025-09-06 06:51
Top ASN
Top organization / ISP
Top geo
Window / Updated
2025-09-01 → 2025-09-08 · Updated 2026-01-14 · v2

191.37.76.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
191.37.76.0
Broadcast
191.37.76.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
-19.9877 , -43.8447
Hits / Errors
1 hits · 1 errors
First / Last seen
2025-08-19 13:27 · 2025-08-19 13:27
Top ASN
AS263356 · CNT Fiber
Top organization / ISP
Top geo
Window / Updated
2025-08-18 → 2025-08-25 · Updated 2026-01-14 · v2

177.116.194.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
177.116.194.0
Broadcast
177.116.194.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
-20.0735 , -43.8957
Hits / Errors
1 hits · 1 errors
First / Last seen
2025-08-19 09:06 · 2025-08-19 09:06
Top ASN
Top organization / ISP
Top geo
Window / Updated
2025-08-18 → 2025-08-25 · Updated 2026-01-14 · v2

201.80.97.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
201.80.97.0
Broadcast
201.80.97.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
-19.9877 , -43.8447
Hits / Errors
1 hits · 0 errors
First / Last seen
2025-07-21 11:44 · 2025-07-21 11:44
Top ASN
Top geo
Window / Updated
2025-07-21 → 2025-07-28 · Updated 2026-01-14 · v2