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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: Osirnet Info Telecom Ltda · Clear
Snapshot 2026-03-11 Results 31 Page 1 / 1

177.22.172.0/24

Risk Max — LOW Footprint 15.625% Hits 63
Prefix / IP version
/24 · IPv4
Network
177.22.172.0
Broadcast
177.22.172.255
Observed IPs / Subnet size
40 observed · 256 total
Centroid
-31.17854444444443 , -51.18717777777781
Hits / Errors
63 hits · 0 errors
First / Last seen
2026-02-22 02:00 · 2026-03-02 02:00
Top ASN
AS262459 · Osirnet Info Telecom Ltda.
Top organization / ISP
Osirnet Info Telecom Ltda · Osirnet Info Telecom Ltda.
Top geo
Brazil · Rio Grande do Sul · Mostardas
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

177.22.173.0/24

Risk Max — LOW Footprint 10.938% Hits 41
Prefix / IP version
/24 · IPv4
Network
177.22.173.0
Broadcast
177.22.173.255
Observed IPs / Subnet size
28 observed · 256 total
Centroid
-32.07539999999998 , -52.35260000000001
Hits / Errors
41 hits · 1 errors
First / Last seen
2026-02-22 02:00 · 2026-03-02 02:00
Top ASN
AS262459 · Osirnet Info Telecom Ltda.
Top organization / ISP
Osirnet Info Telecom Ltda · Osirnet Info Telecom Ltda.
Top geo
Brazil · Rio Grande do Sul · Rio Grande
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

186.208.150.0/24

Risk Max — LOW Footprint 9.375% Hits 39
Prefix / IP version
/24 · IPv4
Network
186.208.150.0
Broadcast
186.208.150.255
Observed IPs / Subnet size
24 observed · 256 total
Centroid
-30.782 , -55.47849999999999
Hits / Errors
39 hits · 0 errors
First / Last seen
2026-02-22 02:00 · 2026-03-02 02:00
Top ASN
AS262459 · Osirnet Info Telecom Ltda.
Top organization / ISP
Osirnet Info Telecom Ltda · Osirnet Info Telecom Ltda.
Top geo
Brazil · Rio Grande do Sul · Santana do Livramento
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

186.208.149.0/24

Risk Max — LOW Footprint 8.203% Hits 29
Prefix / IP version
/24 · IPv4
Network
186.208.149.0
Broadcast
186.208.149.255
Observed IPs / Subnet size
21 observed · 256 total
Centroid
-30.78200000000001 , -55.47849999999998
Hits / Errors
29 hits · 0 errors
First / Last seen
2026-02-22 02:00 · 2026-03-02 02:00
Top ASN
AS262459 · Osirnet Info Telecom Ltda.
Top organization / ISP
Osirnet Info Telecom Ltda · Osirnet Info Telecom Ltda.
Top geo
Brazil · Rio Grande do Sul · Santana do Livramento
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

177.22.160.0/24

Risk Max — LOW Footprint 7.812% Hits 34
Prefix / IP version
/24 · IPv4
Network
177.22.160.0
Broadcast
177.22.160.255
Observed IPs / Subnet size
20 observed · 256 total
Centroid
-31.769999999999996 , -52.34099999999999
Hits / Errors
34 hits · 0 errors
First / Last seen
2026-02-22 02:00 · 2026-03-02 02:00
Top ASN
AS262459 · Osirnet Info Telecom Ltda.
Top organization / ISP
Osirnet Info Telecom Ltda · Osirnet Info Telecom Ltda.
Top geo
Brazil · Rio Grande do Sul · Pelotas
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

177.22.175.0/24

Risk Max — LOW Footprint 6.250% Hits 25
Prefix / IP version
/24 · IPv4
Network
177.22.175.0
Broadcast
177.22.175.255
Observed IPs / Subnet size
16 observed · 256 total
Centroid
-32.0754 , -52.352600000000024
Hits / Errors
25 hits · 1 errors
First / Last seen
2026-02-22 02:00 · 2026-03-01 02:00
Top ASN
AS262459 · Osirnet Info Telecom Ltda.
Top organization / ISP
Osirnet Info Telecom Ltda · Osirnet Info Telecom Ltda.
Top geo
Brazil · Rio Grande do Sul · Rio Grande
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

177.22.161.0/24

Risk Max — LOW Footprint 5.078% Hits 19
Prefix / IP version
/24 · IPv4
Network
177.22.161.0
Broadcast
177.22.161.255
Observed IPs / Subnet size
13 observed · 256 total
Centroid
-31.769999999999992 , -52.341
Hits / Errors
19 hits · 0 errors
First / Last seen
2026-02-22 02:00 · 2026-03-02 02:00
Top ASN
AS262459 · Osirnet Info Telecom Ltda.
Top organization / ISP
Osirnet Info Telecom Ltda · Osirnet Info Telecom Ltda.
Top geo
Brazil · Rio Grande do Sul · Pelotas
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

177.22.167.0/24

Risk Max — LOW Footprint 5.078% Hits 17
Prefix / IP version
/24 · IPv4
Network
177.22.167.0
Broadcast
177.22.167.255
Observed IPs / Subnet size
13 observed · 256 total
Centroid
-30.904752941176472 , -51.84387058823528
Hits / Errors
17 hits · 0 errors
First / Last seen
2026-02-22 02:00 · 2026-03-02 02:00
Top ASN
AS262459 · Osirnet Info Telecom Ltda.
Top organization / ISP
Osirnet Info Telecom Ltda · Osirnet Info Telecom Ltda.
Top geo
Brazil · Rio Grande do Sul · Camaquã
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

177.22.171.0/24

Risk Max — LOW Footprint 5.078% Hits 15
Prefix / IP version
/24 · IPv4
Network
177.22.171.0
Broadcast
177.22.171.255
Observed IPs / Subnet size
13 observed · 256 total
Centroid
-31.769999999999992 , -52.341
Hits / Errors
15 hits · 0 errors
First / Last seen
2026-02-22 02:00 · 2026-02-28 02:00
Top ASN
AS262459 · Osirnet Info Telecom Ltda.
Top organization / ISP
Osirnet Info Telecom Ltda · Osirnet Info Telecom Ltda.
Top geo
Brazil · Rio Grande do Sul · Pelotas
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

177.22.169.0/24

Risk Max — LOW Footprint 4.688% Hits 19
Prefix / IP version
/24 · IPv4
Network
177.22.169.0
Broadcast
177.22.169.255
Observed IPs / Subnet size
12 observed · 256 total
Centroid
-31.77 , -52.341
Hits / Errors
19 hits · 0 errors
First / Last seen
2026-02-22 02:00 · 2026-03-02 02:00
Top ASN
AS262459 · Osirnet Info Telecom Ltda.
Top organization / ISP
Osirnet Info Telecom Ltda · Osirnet Info Telecom Ltda.
Top geo
Brazil · Rio Grande do Sul · Pelotas
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

186.208.146.0/24

Risk Max — LOW Footprint 4.688% Hits 17
Prefix / IP version
/24 · IPv4
Network
186.208.146.0
Broadcast
186.208.146.255
Observed IPs / Subnet size
12 observed · 256 total
Centroid
-31.41039411764707 , -53.79644117647059
Hits / Errors
17 hits · 1 errors
First / Last seen
2026-02-22 02:00 · 2026-03-02 02:00
Top ASN
AS262459 · Osirnet Info Telecom Ltda.
Top organization / ISP
Osirnet Info Telecom Ltda · Osirnet Info Telecom Ltda.
Top geo
Brazil · Rio Grande do Sul · Candiota
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

177.22.162.0/24

Risk Max — LOW Footprint 4.297% Hits 13
Prefix / IP version
/24 · IPv4
Network
177.22.162.0
Broadcast
177.22.162.255
Observed IPs / Subnet size
11 observed · 256 total
Centroid
-31.769999999999996 , -52.341
Hits / Errors
13 hits · 0 errors
First / Last seen
2026-02-22 02:00 · 2026-03-02 02:00
Top ASN
AS262459 · Osirnet Info Telecom Ltda.
Top organization / ISP
Osirnet Info Telecom Ltda · Osirnet Info Telecom Ltda.
Top geo
Brazil · Rio Grande do Sul · Pelotas
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

177.22.166.0/24

Risk Max — LOW Footprint 3.906% Hits 20
Prefix / IP version
/24 · IPv4
Network
177.22.166.0
Broadcast
177.22.166.255
Observed IPs / Subnet size
10 observed · 256 total
Centroid
-30.884894999999993 , -51.831659999999985
Hits / Errors
20 hits · 0 errors
First / Last seen
2026-02-22 02:00 · 2026-03-02 02:00
Top ASN
AS262459 · Osirnet Info Telecom Ltda.
Top organization / ISP
Osirnet Info Telecom Ltda · Osirnet Info Telecom Ltda.
Top geo
Brazil · Rio Grande do Sul · Camaquã
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

177.22.170.0/24

Risk Max — LOW Footprint 3.906% Hits 11
Prefix / IP version
/24 · IPv4
Network
177.22.170.0
Broadcast
177.22.170.255
Observed IPs / Subnet size
10 observed · 256 total
Centroid
-31.769999999999996 , -52.341
Hits / Errors
11 hits · 0 errors
First / Last seen
2026-02-24 02:00 · 2026-03-02 02:00
Top ASN
AS262459 · Osirnet Info Telecom Ltda.
Top organization / ISP
Osirnet Info Telecom Ltda · Osirnet Info Telecom Ltda.
Top geo
Brazil · Rio Grande do Sul · Pelotas
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

177.22.174.0/24

Risk Max — LOW Footprint 3.516% Hits 11
Prefix / IP version
/24 · IPv4
Network
177.22.174.0
Broadcast
177.22.174.255
Observed IPs / Subnet size
9 observed · 256 total
Centroid
-32.0754 , -52.35260000000001
Hits / Errors
11 hits · 0 errors
First / Last seen
2026-02-22 02:00 · 2026-03-01 02:00
Top ASN
AS262459 · Osirnet Info Telecom Ltda.
Top organization / ISP
Osirnet Info Telecom Ltda · Osirnet Info Telecom Ltda.
Top geo
Brazil · Rio Grande do Sul · Rio Grande
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

177.53.66.0/24

Risk Max — LOW Footprint 3.125% Hits 15
Prefix / IP version
/24 · IPv4
Network
177.53.66.0
Broadcast
177.53.66.255
Observed IPs / Subnet size
8 observed · 256 total
Centroid
-31.725706666666667 , -52.4852
Hits / Errors
15 hits · 0 errors
First / Last seen
2026-02-22 02:00 · 2026-03-02 02:00
Top ASN
AS262459 · Osirnet Info Telecom Ltda.
Top organization / ISP
Osirnet Info Telecom Ltda · Osirnet Info Telecom Ltda.
Top geo
Brazil · Rio Grande do Sul · Pelotas
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

186.208.151.0/24

Risk Max — LOW Footprint 3.125% Hits 12
Prefix / IP version
/24 · IPv4
Network
186.208.151.0
Broadcast
186.208.151.255
Observed IPs / Subnet size
8 observed · 256 total
Centroid
-30.782 , -55.4785
Hits / Errors
12 hits · 0 errors
First / Last seen
2026-02-22 02:00 · 2026-03-02 02:00
Top ASN
AS262459 · Osirnet Info Telecom Ltda.
Top organization / ISP
Osirnet Info Telecom Ltda · Osirnet Info Telecom Ltda.
Top geo
Brazil · Rio Grande do Sul · Santana do Livramento
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

177.22.163.0/24

Risk Max — LOW Footprint 3.125% Hits 8
Prefix / IP version
/24 · IPv4
Network
177.22.163.0
Broadcast
177.22.163.255
Observed IPs / Subnet size
8 observed · 256 total
Centroid
-31.770000000000003 , -52.341
Hits / Errors
8 hits · 0 errors
First / Last seen
2026-02-23 02:00 · 2026-03-02 02:00
Top ASN
AS262459 · Osirnet Info Telecom Ltda.
Top organization / ISP
Osirnet Info Telecom Ltda · Osirnet Info Telecom Ltda.
Top geo
Brazil · Rio Grande do Sul · Pelotas
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

177.22.168.0/24

Risk Max — LOW Footprint 2.734% Hits 11
Prefix / IP version
/24 · IPv4
Network
177.22.168.0
Broadcast
177.22.168.255
Observed IPs / Subnet size
7 observed · 256 total
Centroid
-31.770000000000003 , -52.341
Hits / Errors
11 hits · 0 errors
First / Last seen
2026-02-22 02:00 · 2026-02-28 02:00
Top ASN
AS262459 · Osirnet Info Telecom Ltda.
Top organization / ISP
Osirnet Info Telecom Ltda · Osirnet Info Telecom Ltda.
Top geo
Brazil · Rio Grande do Sul · Pelotas
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

186.208.152.0/24

Risk Max — LOW Footprint 2.734% Hits 9
Prefix / IP version
/24 · IPv4
Network
186.208.152.0
Broadcast
186.208.152.255
Observed IPs / Subnet size
7 observed · 256 total
Centroid
-31.566 , -53.116888888888894
Hits / Errors
9 hits · 0 errors
First / Last seen
2026-02-22 02:00 · 2026-03-01 02:00
Top ASN
AS262459 · Osirnet Info Telecom Ltda.
Top organization / ISP
Osirnet Info Telecom Ltda · Osirnet Info Telecom Ltda.
Top geo
Brazil · Rio Grande do Sul · Rio Grande
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

177.22.164.0/24

Risk Max — LOW Footprint 1.172% Hits 6
Prefix / IP version
/24 · IPv4
Network
177.22.164.0
Broadcast
177.22.164.255
Observed IPs / Subnet size
3 observed · 256 total
Centroid
-30.9196 , -51.853
Hits / Errors
6 hits · 0 errors
First / Last seen
2026-02-25 02:00 · 2026-02-28 02:00
Top ASN
AS262459 · Osirnet Info Telecom Ltda.
Top organization / ISP
Osirnet Info Telecom Ltda · Osirnet Info Telecom Ltda.
Top geo
Brazil · Rio Grande do Sul · Camaquã
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

132.255.144.0/24

Risk Max — LOW Footprint 0.781% Hits 4
Prefix / IP version
/24 · IPv4
Network
132.255.144.0
Broadcast
132.255.144.255
Observed IPs / Subnet size
2 observed · 256 total
Centroid
-31.77 , -52.341
Hits / Errors
4 hits · 0 errors
First / Last seen
2026-02-22 02:00 · 2026-02-23 02:00
Top ASN
AS262459 · Osirnet Info Telecom Ltda.
Top organization / ISP
Osirnet Info Telecom Ltda · Osirnet Info Telecom Ltda.
Top geo
Brazil · Rio Grande do Sul · Pelotas
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

132.255.145.0/24

Risk Max — LOW Footprint 0.781% Hits 3
Prefix / IP version
/24 · IPv4
Network
132.255.145.0
Broadcast
132.255.145.255
Observed IPs / Subnet size
2 observed · 256 total
Centroid
-31.77 , -52.341
Hits / Errors
3 hits · 0 errors
First / Last seen
2026-02-26 02:00 · 2026-03-02 02:00
Top ASN
AS262459 · Osirnet Info Telecom Ltda.
Top organization / ISP
Osirnet Info Telecom Ltda · Osirnet Info Telecom Ltda.
Top geo
Brazil · Rio Grande do Sul · Pelotas
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

132.255.146.0/24

Risk Max — LOW Footprint 0.781% Hits 2
Prefix / IP version
/24 · IPv4
Network
132.255.146.0
Broadcast
132.255.146.255
Observed IPs / Subnet size
2 observed · 256 total
Centroid
-31.31325 , -52.077600000000004
Hits / Errors
2 hits · 0 errors
First / Last seen
2026-02-25 02:00 · 2026-02-28 02:00
Top ASN
AS262459 · Osirnet Info Telecom Ltda.
Top organization / ISP
Osirnet Info Telecom Ltda · Osirnet Info Telecom Ltda.
Top geo
Brazil · Rio Grande do Sul · Camaquã
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

186.208.147.0/24

Risk Max — LOW Footprint 0.391% Hits 3
Prefix / IP version
/24 · IPv4
Network
186.208.147.0
Broadcast
186.208.147.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
-31.4909 , -53.7027
Hits / Errors
3 hits · 0 errors
First / Last seen
2026-02-22 02:00 · 2026-02-23 02:00
Top ASN
AS262459 · Osirnet Info Telecom Ltda.
Top organization / ISP
Osirnet Info Telecom Ltda · Osirnet Info Telecom Ltda.
Top geo
Brazil · Rio Grande do Sul · Candiota
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

186.208.148.0/24

Risk Max — LOW Footprint 0.391% Hits 2
Prefix / IP version
/24 · IPv4
Network
186.208.148.0
Broadcast
186.208.148.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
-30.782 , -55.4785
Hits / Errors
2 hits · 0 errors
First / Last seen
2026-02-24 02:00 · 2026-02-25 02:00
Top ASN
AS262459 · Osirnet Info Telecom Ltda.
Top organization / ISP
Osirnet Info Telecom Ltda · Osirnet Info Telecom Ltda.
Top geo
Brazil · Rio Grande do Sul · Santana do Livramento
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

168.205.176.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
168.205.176.0
Broadcast
168.205.176.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
-31.77 , -52.341
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-03-01 02:00 · 2026-03-02 02:00
Top ASN
AS262459 · Osirnet Info Telecom Ltda.
Top organization / ISP
Osirnet Info Telecom Ltda · Osirnet Info Telecom Ltda.
Top geo
Brazil · Rio Grande do Sul · Pelotas
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

177.22.165.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
177.22.165.0
Broadcast
177.22.165.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
-30.9196 , -51.853
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-03-01 02:00 · 2026-03-02 02:00
Top ASN
AS262459 · Osirnet Info Telecom Ltda.
Top organization / ISP
Osirnet Info Telecom Ltda · Osirnet Info Telecom Ltda.
Top geo
Brazil · Rio Grande do Sul · Camaquã
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

191.5.218.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
191.5.218.0
Broadcast
191.5.218.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
-32.0754 , -52.3526
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-03-01 02:00 · 2026-03-02 02:00
Top ASN
AS262459 · Osirnet Info Telecom Ltda.
Top organization / ISP
Osirnet Info Telecom Ltda · Osirnet Info Telecom Ltda.
Top geo
Brazil · Rio Grande do Sul · Rio Grande
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

45.4.21.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
45.4.21.0
Broadcast
45.4.21.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
-30.8908 , -55.5328
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-02-23 02:00 · 2026-02-24 02:00
Top ASN
AS262459 · Osirnet Info Telecom Ltda.
Top organization / ISP
Osirnet Info Telecom Ltda · Osirnet Info Telecom Ltda.
Top geo
Brazil · Rio Grande do Sul · Santana do Livramento
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

168.205.178.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
168.205.178.0
Broadcast
168.205.178.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
-31.2106 , -52.6637
Hits / Errors
1 hits · 1 errors
First / Last seen
2026-02-22 02:00 · 2026-02-23 02:00
Top ASN
AS262459 · Osirnet Info Telecom Ltda.
Top organization / ISP
Osirnet Info Telecom Ltda · Osirnet Info Telecom Ltda.
Top geo
Brazil · Rio Grande do Sul · Canguçu
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →