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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.

83.248.220.0/24

Risk Max 1 LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
83.248.220.0
Broadcast
83.248.220.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
59.242 , 18.2276
Hits / Errors
1 hits · 0 errors
First / Last seen
2023-06-18 16:19 · 2023-06-18 16:19
Top ASN
AS1257 · Tele2 Sverige AB
Top organization / ISP
Window / Updated
2023-06-12 → 2023-06-19 · Updated 2026-01-14 · v2

83.252.59.0/24

Risk Max LOW Footprint 0.391% Hits 60
Prefix / IP version
/24 · IPv4
Network
83.252.59.0
Broadcast
83.252.59.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
59.856 , 17.6403
Hits / Errors
60 hits · 8 errors
First / Last seen
2024-11-07 13:35 · 2024-11-07 14:46
Top ASN
AS1257 · Tele2 Sverige AB
Top organization / ISP
Top geo
Window / Updated
2024-11-04 → 2024-11-11 · Updated 2026-01-14 · v2

83.249.232.0/24

Risk Max LOW Footprint 0.391% Hits 59
Prefix / IP version
/24 · IPv4
Network
83.249.232.0
Broadcast
83.249.232.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
59.2424 , 17.8163
Hits / Errors
59 hits · 6 errors
First / Last seen
2025-03-08 20:33 · 2025-03-08 20:36
Top ASN
AS1257 · Tele2 Sverige AB
Top organization / ISP
Window / Updated
2025-03-03 → 2025-03-10 · Updated 2026-01-14 · v2

83.249.167.0/24

Risk Max LOW Footprint 0.391% Hits 17
Prefix / IP version
/24 · IPv4
Network
83.249.167.0
Broadcast
83.249.167.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
58.416 , 15.628799999999998
Hits / Errors
17 hits · 0 errors
First / Last seen
2024-12-29 22:20 · 2024-12-29 22:20
Top ASN
AS1257 · Tele2 Sverige AB
Top organization / ISP
Window / Updated
2024-12-23 → 2024-12-30 · Updated 2026-01-14 · v2

83.254.106.0/24

Risk Max LOW Footprint 0.391% Hits 13
Prefix / IP version
/24 · IPv4
Network
83.254.106.0
Broadcast
83.254.106.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
59.3326 , 18.0651
Hits / Errors
13 hits · 2 errors
First / Last seen
2024-10-11 17:18 · 2024-10-11 17:19
Top ASN
AS1257 · Tele2 Sverige AB
Top organization / ISP
Window / Updated
2024-10-07 → 2024-10-14 · Updated 2026-01-14 · v2

83.254.191.0/24

Risk Max LOW Footprint 0.391% Hits 12
Prefix / IP version
/24 · IPv4
Network
83.254.191.0
Broadcast
83.254.191.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
57.7065 , 11.967
Hits / Errors
12 hits · 0 errors
First / Last seen
2024-12-21 20:12 · 2024-12-21 20:14
Top ASN
AS1257 · Tele2 Sverige AB
Top organization / ISP
Window / Updated
2024-12-16 → 2024-12-23 · Updated 2026-01-14 · v2

83.249.51.0/24

Risk Max LOW Footprint 0.391% Hits 11
Prefix / IP version
/24 · IPv4
Network
83.249.51.0
Broadcast
83.249.51.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
59.35649999999999 , 17.9651
Hits / Errors
11 hits · 0 errors
First / Last seen
2024-09-15 17:46 · 2024-09-15 17:47
Top ASN
AS1257 · Tele2 Sverige AB
Top organization / ISP
Window / Updated
2024-09-09 → 2024-09-16 · Updated 2026-01-14 · v2

83.248.20.0/24

Risk Max LOW Footprint 0.391% Hits 2
Prefix / IP version
/24 · IPv4
Network
83.248.20.0
Broadcast
83.248.20.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
59.3565 , 17.9651
Hits / Errors
2 hits · 1 errors
First / Last seen
2024-12-05 01:50 · 2024-12-05 01:50
Top ASN
AS1257 · Tele2 Sverige AB
Top organization / ISP
Window / Updated
2024-12-02 → 2024-12-09 · Updated 2026-01-14 · v2

83.250.180.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
83.250.180.0
Broadcast
83.250.180.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
59.514 , 15.9925
Hits / Errors
1 hits · 0 errors
First / Last seen
2025-12-17 23:45 · 2025-12-17 23:45
Top ASN
AS1257 · Tele2 Sverige AB
Top organization / ISP
Window / Updated
2025-12-15 → 2025-12-22 · Updated 2026-01-14 · v2

83.249.207.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
83.249.207.0
Broadcast
83.249.207.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
59.167 , 18.1458
Hits / Errors
1 hits · 0 errors
First / Last seen
2025-12-17 01:35 · 2025-12-17 01:35
Top ASN
AS1257 · Tele2 Sverige AB
Top organization / ISP
Window / Updated
2025-12-15 → 2025-12-22 · Updated 2026-01-14 · v2

83.250.6.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
83.250.6.0
Broadcast
83.250.6.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
59.1955 , 17.6253
Hits / Errors
1 hits · 0 errors
First / Last seen
2025-10-28 20:42 · 2025-10-28 20:42
Top ASN
AS1257 · Tele2 Sverige AB
Top organization / ISP
Window / Updated
2025-10-27 → 2025-11-03 · Updated 2026-01-14 · v2

83.249.111.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
83.249.111.0
Broadcast
83.249.111.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
59.3326 , 18.0651
Hits / Errors
1 hits · 0 errors
First / Last seen
2025-09-22 04:32 · 2025-09-22 04:32
Top ASN
AS1257 · Tele2 Sverige AB
Top organization / ISP
Window / Updated
2025-09-22 → 2025-09-29 · Updated 2026-01-14 · v2

83.249.0.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
83.249.0.0
Broadcast
83.249.0.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
59.3784 , 13.5123
Hits / Errors
1 hits · 0 errors
First / Last seen
2025-09-20 20:02 · 2025-09-20 20:02
Top ASN
AS1257 · Tele2 Sverige AB
Top organization / ISP
Window / Updated
2025-09-15 → 2025-09-22 · Updated 2026-01-14 · v2

83.250.5.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
83.250.5.0
Broadcast
83.250.5.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
59.1955 , 17.6253
Hits / Errors
1 hits · 0 errors
First / Last seen
2025-09-06 18:15 · 2025-09-06 18:15
Top ASN
AS1257 · Tele2 Sverige AB
Top organization / ISP
Window / Updated
2025-09-01 → 2025-09-08 · Updated 2026-01-14 · v2

83.250.0.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
83.250.0.0
Broadcast
83.250.0.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
59.1955 , 17.6253
Hits / Errors
1 hits · 0 errors
First / Last seen
2025-08-16 04:03 · 2025-08-16 04:03
Top ASN
AS1257 · Tele2 Sverige AB
Top organization / ISP
Window / Updated
2025-08-11 → 2025-08-18 · Updated 2026-01-14 · v2