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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: Sulnet Telecom · Clear
Snapshot 2026-03-04 Results 30 Page 1 / 1

177.66.30.0/24

Risk Max 1 LOW Footprint 0.781% Hits 2
Prefix / IP version
/24 · IPv4
Network
177.66.30.0
Broadcast
177.66.30.255
Observed IPs / Subnet size
2 observed · 256 total
Centroid
-29.0673 , -50.9614
Hits / Errors
2 hits · 0 errors
First / Last seen
2026-02-22 02:00 · 2026-02-23 02:00
Top ASN
AS263656 · BRSULNET TELECOM LTDA
Top organization / ISP
Brsulnet Telecom Ltda · Brsulnet Telecom Ltda
Top geo
Brazil · Rio Grande do Sul · Caxias do Sul
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

138.97.6.0/24

Risk Max — LOW Footprint 4.297% Hits 14
Prefix / IP version
/24 · IPv4
Network
138.97.6.0
Broadcast
138.97.6.255
Observed IPs / Subnet size
11 observed · 256 total
Centroid
-27.967828571428573 , -54.57765
Hits / Errors
14 hits · 0 errors
First / Last seen
2026-02-22 02:00 · 2026-03-02 02:00
Top ASN
AS53112 · SULNET TELECOM
Top organization / ISP
Sulnet Telecom · Sulnet Telecom
Top geo
Brazil · Rio Grande do Sul · Santa Rosa
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

138.97.4.0/24

Risk Max — LOW Footprint 4.297% Hits 13
Prefix / IP version
/24 · IPv4
Network
138.97.4.0
Broadcast
138.97.4.255
Observed IPs / Subnet size
11 observed · 256 total
Centroid
-28.302330769230768 , -54.88973076923077
Hits / Errors
13 hits · 0 errors
First / Last seen
2026-02-23 02:00 · 2026-03-02 02:00
Top ASN
AS53112 · SULNET TELECOM
Top organization / ISP
Sulnet Telecom · Sulnet Telecom
Top geo
Brazil · Rio Grande do Sul · Santa Rosa
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

177.52.146.0/24

Risk Max — LOW Footprint 3.906% Hits 15
Prefix / IP version
/24 · IPv4
Network
177.52.146.0
Broadcast
177.52.146.255
Observed IPs / Subnet size
10 observed · 256 total
Centroid
-29.172000000000008 , -51.17819999999999
Hits / Errors
15 hits · 0 errors
First / Last seen
2026-02-22 02:00 · 2026-03-02 02:00
Top ASN
AS263656 · BRSULNET TELECOM LTDA
Top organization / ISP
Brsulnet Telecom Ltda · Brsulnet Telecom Ltda
Top geo
Brazil · Rio Grande do Sul · Caxias do Sul
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

206.0.10.0/24

Risk Max — LOW Footprint 3.125% Hits 16
Prefix / IP version
/24 · IPv4
Network
206.0.10.0
Broadcast
206.0.10.255
Observed IPs / Subnet size
8 observed · 256 total
Centroid
-28.963900000000006 , -51.0505
Hits / Errors
16 hits · 0 errors
First / Last seen
2026-02-22 02:00 · 2026-03-02 02:00
Top ASN
AS263656 · BRSULNET TELECOM LTDA
Top organization / ISP
Brsulnet Telecom Ltda · Brsulnet Telecom Ltda
Top geo
Brazil · Rio Grande do Sul · São Marcos
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

206.0.11.0/24

Risk Max — LOW Footprint 3.125% Hits 8
Prefix / IP version
/24 · IPv4
Network
206.0.11.0
Broadcast
206.0.11.255
Observed IPs / Subnet size
8 observed · 256 total
Centroid
-28.9639 , -51.0505
Hits / Errors
8 hits · 0 errors
First / Last seen
2026-02-23 02:00 · 2026-03-01 02:00
Top ASN
AS263656 · BRSULNET TELECOM LTDA
Top organization / ISP
Brsulnet Telecom Ltda · Brsulnet Telecom Ltda
Top geo
Brazil · Rio Grande do Sul · São Marcos
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

138.97.7.0/24

Risk Max — LOW Footprint 2.734% Hits 10
Prefix / IP version
/24 · IPv4
Network
138.97.7.0
Broadcast
138.97.7.255
Observed IPs / Subnet size
7 observed · 256 total
Centroid
-28.008280000000003 , -54.615390000000005
Hits / Errors
10 hits · 0 errors
First / Last seen
2026-02-22 02:00 · 2026-03-01 02:00
Top ASN
AS53112 · SULNET TELECOM
Top organization / ISP
Sulnet Telecom · Sulnet Telecom
Top geo
Brazil · Rio Grande do Sul · Santa Rosa
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

177.52.147.0/24

Risk Max — LOW Footprint 2.734% Hits 8
Prefix / IP version
/24 · IPv4
Network
177.52.147.0
Broadcast
177.52.147.255
Observed IPs / Subnet size
7 observed · 256 total
Centroid
-29.172 , -51.1782
Hits / Errors
8 hits · 0 errors
First / Last seen
2026-02-22 02:00 · 2026-03-02 02:00
Top ASN
AS263656 · BRSULNET TELECOM LTDA
Top organization / ISP
Brsulnet Telecom Ltda · Brsulnet Telecom Ltda
Top geo
Brazil · Rio Grande do Sul · Caxias do Sul
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

138.97.5.0/24

Risk Max — LOW Footprint 2.344% Hits 13
Prefix / IP version
/24 · IPv4
Network
138.97.5.0
Broadcast
138.97.5.255
Observed IPs / Subnet size
6 observed · 256 total
Centroid
-28.19342307692307 , -54.788123076923085
Hits / Errors
13 hits · 0 errors
First / Last seen
2026-02-22 02:00 · 2026-02-27 02:00
Top ASN
AS53112 · SULNET TELECOM
Top organization / ISP
Sulnet Telecom · Sulnet Telecom
Top geo
Brazil · Rio Grande do Sul · Santa Rosa
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

38.210.182.0/24

Risk Max — LOW Footprint 1.953% Hits 10
Prefix / IP version
/24 · IPv4
Network
38.210.182.0
Broadcast
38.210.182.255
Observed IPs / Subnet size
5 observed · 256 total
Centroid
-29.172000000000004 , -51.1782
Hits / Errors
10 hits · 0 errors
First / Last seen
2026-02-22 02:00 · 2026-02-28 02:00
Top ASN
AS263656 · BRSULNET TELECOM LTDA
Top organization / ISP
Brsulnet Telecom Ltda · Brsulnet Telecom Ltda
Top geo
Brazil · Rio Grande do Sul · Caxias do Sul
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

38.210.181.0/24

Risk Max — LOW Footprint 1.562% Hits 6
Prefix / IP version
/24 · IPv4
Network
38.210.181.0
Broadcast
38.210.181.255
Observed IPs / Subnet size
4 observed · 256 total
Centroid
-29.172 , -51.1782
Hits / Errors
6 hits · 0 errors
First / Last seen
2026-02-22 02:00 · 2026-03-01 02:00
Top ASN
AS263656 · BRSULNET TELECOM LTDA
Top organization / ISP
Brsulnet Telecom Ltda · Brsulnet Telecom Ltda
Top geo
Brazil · Rio Grande do Sul · Caxias do Sul
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

38.210.180.0/24

Risk Max — LOW Footprint 1.562% Hits 6
Prefix / IP version
/24 · IPv4
Network
38.210.180.0
Broadcast
38.210.180.255
Observed IPs / Subnet size
4 observed · 256 total
Centroid
-29.172 , -51.1782
Hits / Errors
6 hits · 0 errors
First / Last seen
2026-02-22 02:00 · 2026-02-28 02:00
Top ASN
AS263656 · BRSULNET TELECOM LTDA
Top organization / ISP
Brsulnet Telecom Ltda · Brsulnet Telecom Ltda
Top geo
Brazil · Rio Grande do Sul · Caxias do Sul
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

38.210.183.0/24

Risk Max — LOW Footprint 1.562% Hits 5
Prefix / IP version
/24 · IPv4
Network
38.210.183.0
Broadcast
38.210.183.255
Observed IPs / Subnet size
4 observed · 256 total
Centroid
-29.172000000000004 , -51.17819999999999
Hits / Errors
5 hits · 1 errors
First / Last seen
2026-02-27 02:00 · 2026-03-02 02:00
Top ASN
AS263656 · BRSULNET TELECOM LTDA
Top organization / ISP
Brsulnet Telecom Ltda · Brsulnet Telecom Ltda
Top geo
Brazil · Rio Grande do Sul · Caxias do Sul
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

189.90.145.0/24

Risk Max — LOW Footprint 0.781% Hits 4
Prefix / IP version
/24 · IPv4
Network
189.90.145.0
Broadcast
189.90.145.255
Observed IPs / Subnet size
2 observed · 256 total
Centroid
-27.8667 , -54.4833
Hits / Errors
4 hits · 0 errors
First / Last seen
2026-02-25 02:00 · 2026-03-02 02:00
Top ASN
AS53112 · SULNET TELECOM
Top organization / ISP
Sulnet Telecom · Sulnet Telecom
Top geo
Brazil · Rio Grande do Sul · Santa Rosa
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

170.239.106.0/24

Risk Max — LOW Footprint 0.781% Hits 3
Prefix / IP version
/24 · IPv4
Network
170.239.106.0
Broadcast
170.239.106.255
Observed IPs / Subnet size
2 observed · 256 total
Centroid
-9.6573 , -49.38739999999999
Hits / Errors
3 hits · 0 errors
First / Last seen
2026-02-23 02:00 · 2026-02-25 02:00
Top ASN
AS266355 · SULNET TELECOMUNICACOES LTDA
Top organization / ISP
Sulnet Telecomunicacoes Ltda · Sulnet Telecomunicacoes Ltda
Top geo
Brazil · Tocantins · Divinópolis do Tocantins
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

170.239.107.0/24

Risk Max — LOW Footprint 0.781% Hits 2
Prefix / IP version
/24 · IPv4
Network
170.239.107.0
Broadcast
170.239.107.255
Observed IPs / Subnet size
2 observed · 256 total
Centroid
-9.944700000000001 , -49.133849999999995
Hits / Errors
2 hits · 0 errors
First / Last seen
2026-02-25 02:00 · 2026-03-02 02:00
Top ASN
AS266355 · SULNET TELECOMUNICACOES LTDA
Top organization / ISP
Sulnet Telecomunicacoes Ltda · Sulnet Telecomunicacoes Ltda
Top geo
Brazil · Tocantins · Paraíso do Tocantins
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

187.109.18.0/24

Risk Max — LOW Footprint 0.781% Hits 2
Prefix / IP version
/24 · IPv4
Network
187.109.18.0
Broadcast
187.109.18.255
Observed IPs / Subnet size
2 observed · 256 total
Centroid
-27.8667 , -54.4833
Hits / Errors
2 hits · 0 errors
First / Last seen
2026-02-22 02:00 · 2026-02-24 02:00
Top ASN
AS53112 · SULNET TELECOM
Top organization / ISP
Sulnet Telecom · Sulnet Telecom
Top geo
Brazil · Rio Grande do Sul · Santa Rosa
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

168.197.79.0/24

Risk Max — LOW Footprint 0.391% Hits 3
Prefix / IP version
/24 · IPv4
Network
168.197.79.0
Broadcast
168.197.79.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
-29.172 , -51.1782
Hits / Errors
3 hits · 0 errors
First / Last seen
2026-02-24 02:00 · 2026-02-28 02:00
Top ASN
AS263656 · BRSULNET TELECOM LTDA
Top organization / ISP
Brsulnet Telecom Ltda · Brsulnet Telecom Ltda
Top geo
Brazil · Rio Grande do Sul · Caxias do Sul
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

187.109.21.0/24

Risk Max — LOW Footprint 0.391% Hits 3
Prefix / IP version
/24 · IPv4
Network
187.109.21.0
Broadcast
187.109.21.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
-27.866699999999998 , -54.48330000000001
Hits / Errors
3 hits · 0 errors
First / Last seen
2026-02-24 02:00 · 2026-02-25 02:00
Top ASN
AS53112 · SULNET TELECOM
Top organization / ISP
Sulnet Telecom · Sulnet Telecom
Top geo
Brazil · Rio Grande do Sul · Santa Rosa
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

189.90.154.0/24

Risk Max — LOW Footprint 0.391% Hits 2
Prefix / IP version
/24 · IPv4
Network
189.90.154.0
Broadcast
189.90.154.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
-27.8667 , -54.4833
Hits / Errors
2 hits · 0 errors
First / Last seen
2026-03-01 02:00 · 2026-03-02 02:00
Top ASN
AS53112 · SULNET TELECOM
Top organization / ISP
Sulnet Telecom · Sulnet Telecom
Top geo
Brazil · Rio Grande do Sul · Santa Rosa
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

189.90.159.0/24

Risk Max — LOW Footprint 0.391% Hits 2
Prefix / IP version
/24 · IPv4
Network
189.90.159.0
Broadcast
189.90.159.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
-27.8667 , -54.4833
Hits / Errors
2 hits · 0 errors
First / Last seen
2026-03-01 02:00 · 2026-03-02 02:00
Top ASN
AS53112 · SULNET TELECOM
Top organization / ISP
Sulnet Telecom · Sulnet Telecom
Top geo
Brazil · Rio Grande do Sul · Santa Rosa
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

177.52.145.0/24

Risk Max — LOW Footprint 0.391% Hits 2
Prefix / IP version
/24 · IPv4
Network
177.52.145.0
Broadcast
177.52.145.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
-29.172 , -51.1782
Hits / Errors
2 hits · 0 errors
First / Last seen
2026-02-27 02:00 · 2026-02-28 02:00
Top ASN
AS263656 · BRSULNET TELECOM LTDA
Top organization / ISP
Brsulnet Telecom Ltda · Brsulnet Telecom Ltda
Top geo
Brazil · Rio Grande do Sul · Caxias do Sul
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

177.23.9.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
177.23.9.0
Broadcast
177.23.9.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
-27.8667 , -54.4833
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-03-01 02:00 · 2026-03-02 02:00
Top ASN
AS53112 · SULNET TELECOM
Top organization / ISP
Sulnet Telecom · Sulnet Telecom
Top geo
Brazil · Rio Grande do Sul · Santa Rosa
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

201.139.87.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
201.139.87.0
Broadcast
201.139.87.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
-27.7093 , -51.9076
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-02-26 02:00 · 2026-02-27 02:00
Top ASN
AS263656 · BRSULNET TELECOM LTDA
Top organization / ISP
Brsulnet Telecom Ltda · Brsulnet Telecom Ltda
Top geo
Brazil · Rio Grande do Sul · Carlos Gomes
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

187.109.22.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
187.109.22.0
Broadcast
187.109.22.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
-27.8667 , -54.4833
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-02-25 02:00 · 2026-02-26 02:00
Top ASN
AS53112 · SULNET TELECOM
Top organization / ISP
Sulnet Telecom · Sulnet Telecom
Top geo
Brazil · Rio Grande do Sul · Santa Rosa
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

189.90.152.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
189.90.152.0
Broadcast
189.90.152.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
-29.2825 , -55.8042
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-02-25 02:00 · 2026-02-26 02:00
Top ASN
AS53112 · SULNET TELECOM
Top organization / ISP
Sulnet Telecom · Sulnet Telecom
Top geo
Brazil · Rio Grande do Sul · Santa Rosa
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

189.90.144.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
189.90.144.0
Broadcast
189.90.144.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
-27.8667 , -54.4833
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-02-24 02:00 · 2026-02-25 02:00
Top ASN
AS53112 · SULNET TELECOM
Top organization / ISP
Sulnet Telecom · Sulnet Telecom
Top geo
Brazil · Rio Grande do Sul · Santa Rosa
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

200.215.162.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
200.215.162.0
Broadcast
200.215.162.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
-29.172 , -51.1782
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-02-23 02:00 · 2026-02-24 02:00
Top ASN
AS263656 · BRSULNET TELECOM LTDA
Top organization / ISP
Brsulnet Telecom Ltda · Brsulnet Telecom Ltda
Top geo
Brazil · Rio Grande do Sul · Caxias do Sul
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

187.109.24.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
187.109.24.0
Broadcast
187.109.24.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
-27.8667 , -54.4833
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-02-22 02:00 · 2026-02-23 02:00
Top ASN
AS53112 · SULNET TELECOM
Top organization / ISP
Sulnet Telecom · Sulnet Telecom
Top geo
Brazil · Rio Grande do Sul · Santa Rosa
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

189.90.153.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
189.90.153.0
Broadcast
189.90.153.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
-27.8667 , -54.4833
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-02-22 02:00 · 2026-02-23 02:00
Top ASN
AS53112 · SULNET TELECOM
Top organization / ISP
Sulnet Telecom · Sulnet Telecom
Top geo
Brazil · Rio Grande do Sul · Santa Rosa
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →