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.
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Active filter:
Btnet
·
Clear
Snapshot
2026-01-21
Results
12
Page
1
/
1
81.145.241.0/24
Risk Max
1
LOW
Footprint
0.391
%
Hits
1
Prefix / IP version
/24 · IPv4
Network
81.145.241.0
Broadcast
81.145.241.255
Observed IPs / Subnet size
1
observed ·
256
total
Centroid
53.4486 , -2.7328
Hits / Errors
1
hits ·
0
errors
First / Last seen
2023-08-08 00:09 · 2023-08-08 00:09
Top ASN
AS2856 ·
British Telecommunications PLC
Top organization / ISP
Btnet
·
British Telecommunications PLC
Top geo
United Kingdom
·
England
·
St Helens
Window / Updated
2023-08-07 → 2023-08-14 · Updated
2026-01-14
· v2
Open report →
62.6.208.0/24
Risk Max
—
LOW
Footprint
0.391
%
Hits
32
Prefix / IP version
/24 · IPv4
Network
62.6.208.0
Broadcast
62.6.208.255
Observed IPs / Subnet size
1
observed ·
256
total
Centroid
52.2998 , -2.08034
Hits / Errors
32
hits ·
0
errors
First / Last seen
2025-02-25 14:10 · 2025-02-25 14:11
Top ASN
AS2856 ·
British Telecommunications PLC
Top organization / ISP
Btnet
·
British Telecommunications PLC
Top geo
United Kingdom
·
England
·
Stoke Prior
Window / Updated
2025-02-24 → 2025-03-03 · Updated
2026-01-14
· v2
Open report →
81.128.148.0/24
Risk Max
—
LOW
Footprint
0.391
%
Hits
26
Prefix / IP version
/24 · IPv4
Network
81.128.148.0
Broadcast
81.128.148.255
Observed IPs / Subnet size
1
observed ·
256
total
Centroid
51.5072 , -0.127586
Hits / Errors
26
hits ·
1
errors
First / Last seen
2025-01-21 19:56 · 2025-01-21 19:59
Top ASN
AS2856 ·
British Telecommunications PLC
Top organization / ISP
Btnet
·
British Telecommunications PLC
Top geo
United Kingdom
·
England
·
London
Window / Updated
2025-01-20 → 2025-01-27 · Updated
2026-01-14
· v2
Open report →
217.38.79.0/24
Risk Max
—
LOW
Footprint
0.391
%
Hits
14
Prefix / IP version
/24 · IPv4
Network
217.38.79.0
Broadcast
217.38.79.255
Observed IPs / Subnet size
1
observed ·
256
total
Centroid
52.4823 , -1.89001
Hits / Errors
14
hits ·
0
errors
First / Last seen
2025-03-28 11:49 · 2025-03-28 11:50
Top ASN
AS2856 ·
British Telecommunications PLC
Top organization / ISP
Btnet
·
British Telecommunications PLC
Top geo
United Kingdom
·
England
·
Birmingham
Window / Updated
2025-03-24 → 2025-03-31 · Updated
2026-01-14
· v2
Open report →
86.188.241.0/24
Risk Max
—
LOW
Footprint
0.391
%
Hits
12
Prefix / IP version
/24 · IPv4
Network
86.188.241.0
Broadcast
86.188.241.255
Observed IPs / Subnet size
1
observed ·
256
total
Centroid
51.57840000000001 , -0.33208
Hits / Errors
12
hits ·
0
errors
First / Last seen
2024-11-21 17:53 · 2024-11-21 17:56
Top ASN
AS2856 ·
British Telecommunications PLC
Top organization / ISP
Btnet
·
British Telecommunications PLC
Top geo
United Kingdom
·
England
·
Harrow
Window / Updated
2024-11-18 → 2024-11-25 · Updated
2026-01-14
· v2
Open report →
217.38.69.0/24
Risk Max
—
LOW
Footprint
0.391
%
Hits
6
Prefix / IP version
/24 · IPv4
Network
217.38.69.0
Broadcast
217.38.69.255
Observed IPs / Subnet size
1
observed ·
256
total
Centroid
53.3811 , -1.47009
Hits / Errors
6
hits ·
0
errors
First / Last seen
2025-08-01 18:34 · 2025-08-01 18:35
Top ASN
AS2856 ·
British Telecommunications PLC
Top organization / ISP
Btnet
·
British Telecommunications PLC
Top geo
United Kingdom
·
England
·
Sheffield
Window / Updated
2025-07-28 → 2025-08-04 · Updated
2026-01-14
· v2
Open report →
31.120.78.0/24
Risk Max
—
LOW
Footprint
0.391
%
Hits
2
Prefix / IP version
/24 · IPv4
Network
31.120.78.0
Broadcast
31.120.78.255
Observed IPs / Subnet size
1
observed ·
256
total
Centroid
51.509 , -0.2762
Hits / Errors
2
hits ·
1
errors
First / Last seen
2025-08-02 22:45 · 2025-08-02 22:45
Top ASN
AS2856 ·
British Telecommunications PLC
Top organization / ISP
Btnet
·
British Telecommunications PLC
Top geo
United Kingdom
·
England
·
Acton
Window / Updated
2025-07-28 → 2025-08-04 · Updated
2026-01-14
· v2
Open report →
194.156.237.0/24
Risk Max
—
LOW
Footprint
0.391
%
Hits
1
Prefix / IP version
/24 · IPv4
Network
194.156.237.0
Broadcast
194.156.237.255
Observed IPs / Subnet size
1
observed ·
256
total
Centroid
41.0146 , 28.9532
Hits / Errors
1
hits ·
1
errors
First / Last seen
2025-11-14 21:17 · 2025-11-14 21:17
Top ASN
AS206163 ·
TBTNET TELEKOM LTD. STI.
Top organization / ISP
Tbtnet Telekom
·
Tbtnet Telekom Ltd. Sti.
Top geo
Türkiye
·
Istanbul
·
Istanbul
Window / Updated
2025-11-10 → 2025-11-17 · Updated
2026-01-14
· v2
Open report →
31.120.82.0/24
Risk Max
—
LOW
Footprint
0.391
%
Hits
1
Prefix / IP version
/24 · IPv4
Network
31.120.82.0
Broadcast
31.120.82.255
Observed IPs / Subnet size
1
observed ·
256
total
Centroid
52.0568 , -2.71482
Hits / Errors
1
hits ·
1
errors
First / Last seen
2025-08-02 20:02 · 2025-08-02 20:02
Top ASN
AS2856 ·
British Telecommunications PLC
Top organization / ISP
Btnet
·
British Telecommunications PLC
Top geo
United Kingdom
·
England
·
Hereford
Window / Updated
2025-07-28 → 2025-08-04 · Updated
2026-01-14
· v2
Open report →
195.171.184.0/24
Risk Max
—
LOW
Footprint
0.391
%
Hits
1
Prefix / IP version
/24 · IPv4
Network
195.171.184.0
Broadcast
195.171.184.255
Observed IPs / Subnet size
1
observed ·
256
total
Centroid
51.5897 , -0.249103
Hits / Errors
1
hits ·
0
errors
First / Last seen
2025-08-02 17:16 · 2025-08-02 17:16
Top ASN
AS2856 ·
British Telecommunications PLC
Top organization / ISP
Btnet
·
British Telecommunications PLC
Top geo
United Kingdom
·
England
·
London
Window / Updated
2025-07-28 → 2025-08-04 · Updated
2026-01-14
· v2
Open report →
31.120.12.0/24
Risk Max
—
LOW
Footprint
0.391
%
Hits
1
Prefix / IP version
/24 · IPv4
Network
31.120.12.0
Broadcast
31.120.12.255
Observed IPs / Subnet size
1
observed ·
256
total
Centroid
53.709 , -1.90929
Hits / Errors
1
hits ·
0
errors
First / Last seen
2025-05-05 03:31 · 2025-05-05 03:31
Top ASN
AS2856 ·
British Telecommunications PLC
Top organization / ISP
Btnet
·
British Telecommunications PLC
Top geo
United Kingdom
·
England
·
Sowerby Bridge
Window / Updated
2025-05-05 → 2025-05-12 · Updated
2026-01-14
· v2
Open report →
194.72.121.0/24
Risk Max
—
LOW
Footprint
0.391
%
Hits
1
Prefix / IP version
/24 · IPv4
Network
194.72.121.0
Broadcast
194.72.121.255
Observed IPs / Subnet size
1
observed ·
256
total
Centroid
51.2362 , -0.570409
Hits / Errors
1
hits ·
0
errors
First / Last seen
2025-04-27 13:32 · 2025-04-27 13:32
Top ASN
AS2856 ·
British Telecommunications PLC
Top organization / ISP
Btnet
·
British Telecommunications PLC
Top geo
United Kingdom
·
England
·
Guildford
Window / Updated
2025-04-21 → 2025-04-28 · Updated
2026-01-14
· v2
Open report →
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