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.
Search
Active filter:
BT Public Internet Service
·
Clear
Snapshot
2026-03-08
Results
335
Page
9
/
9
81.154.137.0/24
Risk Max
—
LOW
Footprint
0.391
%
Hits
1
Prefix / IP version
/24 · IPv4
Network
81.154.137.0
Broadcast
81.154.137.255
Observed IPs / Subnet size
1
observed ·
256
total
Centroid
53.4558 , -1.3756
Hits / Errors
1
hits ·
0
errors
First / Last seen
2026-02-22 02:00 · 2026-02-23 02:00
Top ASN
AS2856 ·
British Telecommunications PLC
Top organization / ISP
— ·
BT Public Internet Service
Top geo
United Kingdom
·
England
·
Rotherham
Window / Updated
2026-02-23 → 2026-03-02 · Updated
2026-03-03
· v2
Open report →
86.186.234.0/24
Risk Max
—
LOW
Footprint
0.391
%
Hits
1
Prefix / IP version
/24 · IPv4
Network
86.186.234.0
Broadcast
86.186.234.255
Observed IPs / Subnet size
1
observed ·
256
total
Centroid
51.3703 , 0.0137
Hits / Errors
1
hits ·
0
errors
First / Last seen
2026-02-22 02:00 · 2026-02-23 02:00
Top ASN
AS2856 ·
British Telecommunications PLC
Top organization / ISP
— ·
BT Public Internet Service
Top geo
United Kingdom
·
England
·
Bromley
Window / Updated
2026-02-23 → 2026-03-02 · Updated
2026-03-03
· v2
Open report →
86.189.133.0/24
Risk Max
—
LOW
Footprint
0.391
%
Hits
1
Prefix / IP version
/24 · IPv4
Network
86.189.133.0
Broadcast
86.189.133.255
Observed IPs / Subnet size
1
observed ·
256
total
Centroid
55.8473 , -4.1825
Hits / Errors
1
hits ·
0
errors
First / Last seen
2026-02-22 02:00 · 2026-02-23 02:00
Top ASN
AS2856 ·
British Telecommunications PLC
Top organization / ISP
— ·
BT Public Internet Service
Top geo
United Kingdom
·
Scotland
·
Glasgow
Window / Updated
2026-02-23 → 2026-03-02 · Updated
2026-03-03
· v2
Open report →
81.153.251.0/24
Risk Max
—
LOW
Footprint
0.391
%
Hits
1
Prefix / IP version
/24 · IPv4
Network
81.153.251.0
Broadcast
81.153.251.255
Observed IPs / Subnet size
1
observed ·
256
total
Centroid
54.4539 , -6.383
Hits / Errors
1
hits ·
0
errors
First / Last seen
2026-02-22 02:00 · 2026-02-23 02:00
Top ASN
AS2856 ·
British Telecommunications PLC
Top organization / ISP
— ·
BT Public Internet Service
Top geo
United Kingdom
·
Northern Ireland
·
Craigavon
Window / Updated
2026-02-23 → 2026-03-02 · Updated
2026-03-03
· v2
Open report →
109.150.77.0/24
Risk Max
—
LOW
Footprint
0.391
%
Hits
1
Prefix / IP version
/24 · IPv4
Network
109.150.77.0
Broadcast
109.150.77.255
Observed IPs / Subnet size
1
observed ·
256
total
Centroid
51.3904 , -0.0992
Hits / Errors
1
hits ·
0
errors
First / Last seen
2026-02-22 02:00 · 2026-02-23 02:00
Top ASN
AS2856 ·
British Telecommunications PLC
Top organization / ISP
— ·
BT Public Internet Service
Top geo
United Kingdom
·
England
·
Croydon
Window / Updated
2026-02-23 → 2026-03-02 · Updated
2026-03-03
· v2
Open report →
31.49.111.0/24
Risk Max
—
LOW
Footprint
0.391
%
Hits
1
Prefix / IP version
/24 · IPv4
Network
31.49.111.0
Broadcast
31.49.111.255
Observed IPs / Subnet size
1
observed ·
256
total
Centroid
53.6413 , -2.0975
Hits / Errors
1
hits ·
0
errors
First / Last seen
2026-02-22 02:00 · 2026-02-23 02:00
Top ASN
AS2856 ·
British Telecommunications PLC
Top organization / ISP
— ·
BT Public Internet Service
Top geo
United Kingdom
·
England
·
Littleborough
Window / Updated
2026-02-23 → 2026-03-02 · Updated
2026-03-03
· v2
Open report →
109.152.115.0/24
Risk Max
—
LOW
Footprint
0.391
%
Hits
1
Prefix / IP version
/24 · IPv4
Network
109.152.115.0
Broadcast
109.152.115.255
Observed IPs / Subnet size
1
observed ·
256
total
Centroid
56.1987 , -3.9644
Hits / Errors
1
hits ·
0
errors
First / Last seen
2026-02-22 02:00 · 2026-02-23 02:00
Top ASN
AS2856 ·
British Telecommunications PLC
Top organization / ISP
— ·
BT Public Internet Service
Top geo
United Kingdom
·
Scotland
·
Dunblane
Window / Updated
2026-02-23 → 2026-03-02 · Updated
2026-03-03
· v2
Open report →
31.48.199.0/24
Risk Max
—
LOW
Footprint
0.391
%
Hits
1
Prefix / IP version
/24 · IPv4
Network
31.48.199.0
Broadcast
31.48.199.255
Observed IPs / Subnet size
1
observed ·
256
total
Centroid
51.5893 , -2.9931
Hits / Errors
1
hits ·
0
errors
First / Last seen
2026-02-22 02:00 · 2026-02-23 02:00
Top ASN
AS2856 ·
British Telecommunications PLC
Top organization / ISP
— ·
BT Public Internet Service
Top geo
United Kingdom
·
Wales
·
Newport
Window / Updated
2026-02-23 → 2026-03-02 · Updated
2026-03-03
· v2
Open report →
31.52.4.0/24
Risk Max
—
LOW
Footprint
0.391
%
Hits
1
Prefix / IP version
/24 · IPv4
Network
31.52.4.0
Broadcast
31.52.4.255
Observed IPs / Subnet size
1
observed ·
256
total
Centroid
50.8302 , -0.1336
Hits / Errors
1
hits ·
0
errors
First / Last seen
2026-02-22 02:00 · 2026-02-23 02:00
Top ASN
AS2856 ·
British Telecommunications PLC
Top organization / ISP
— ·
BT Public Internet Service
Top geo
United Kingdom
·
England
·
Brighton
Window / Updated
2026-02-23 → 2026-03-02 · Updated
2026-03-03
· v2
Open report →
109.152.247.0/24
Risk Max
—
LOW
Footprint
0.391
%
Hits
1
Prefix / IP version
/24 · IPv4
Network
109.152.247.0
Broadcast
109.152.247.255
Observed IPs / Subnet size
1
observed ·
256
total
Centroid
53.1504 , -4.2714
Hits / Errors
1
hits ·
0
errors
First / Last seen
2026-02-22 02:00 · 2026-02-23 02:00
Top ASN
AS2856 ·
British Telecommunications PLC
Top organization / ISP
— ·
BT Public Internet Service
Top geo
United Kingdom
·
Wales
·
Caernarfon
Window / Updated
2026-02-23 → 2026-03-02 · Updated
2026-03-03
· v2
Open report →
213.122.146.0/24
Risk Max
—
LOW
Footprint
0.391
%
Hits
1
Prefix / IP version
/24 · IPv4
Network
213.122.146.0
Broadcast
213.122.146.255
Observed IPs / Subnet size
1
observed ·
256
total
Centroid
52.7101 , -2.7485
Hits / Errors
1
hits ·
0
errors
First / Last seen
2026-02-22 02:00 · 2026-02-23 02:00
Top ASN
AS2856 ·
British Telecommunications PLC
Top organization / ISP
— ·
BT Public Internet Service
Top geo
United Kingdom
·
England
·
Shrewsbury
Window / Updated
2026-02-23 → 2026-03-02 · Updated
2026-03-03
· v2
Open report →
109.152.252.0/24
Risk Max
—
LOW
Footprint
0.391
%
Hits
1
Prefix / IP version
/24 · IPv4
Network
109.152.252.0
Broadcast
109.152.252.255
Observed IPs / Subnet size
1
observed ·
256
total
Centroid
53.7543 , -1.5462
Hits / Errors
1
hits ·
0
errors
First / Last seen
2026-02-22 02:00 · 2026-02-23 02:00
Top ASN
AS2856 ·
British Telecommunications PLC
Top organization / ISP
— ·
BT Public Internet Service
Top geo
United Kingdom
·
England
·
Leeds
Window / Updated
2026-02-23 → 2026-03-02 · Updated
2026-03-03
· v2
Open report →
109.159.32.0/24
Risk Max
—
LOW
Footprint
0.391
%
Hits
1
Prefix / IP version
/24 · IPv4
Network
109.159.32.0
Broadcast
109.159.32.255
Observed IPs / Subnet size
1
observed ·
256
total
Centroid
51.1278 , -3.0001
Hits / Errors
1
hits ·
0
errors
First / Last seen
2026-02-22 02:00 · 2026-02-23 02:00
Top ASN
AS2856 ·
British Telecommunications PLC
Top organization / ISP
— ·
BT Public Internet Service
Top geo
United Kingdom
·
England
·
Bridgwater
Window / Updated
2026-02-23 → 2026-03-02 · Updated
2026-03-03
· v2
Open report →
109.155.122.0/24
Risk Max
—
LOW
Footprint
0.391
%
Hits
1
Prefix / IP version
/24 · IPv4
Network
109.155.122.0
Broadcast
109.155.122.255
Observed IPs / Subnet size
1
observed ·
256
total
Centroid
52.0494 , -0.7919
Hits / Errors
1
hits ·
0
errors
First / Last seen
2026-02-22 02:00 · 2026-02-23 02:00
Top ASN
AS2856 ·
British Telecommunications PLC
Top organization / ISP
— ·
BT Public Internet Service
Top geo
United Kingdom
·
England
·
Milton Keynes
Window / Updated
2026-02-23 → 2026-03-02 · Updated
2026-03-03
· v2
Open report →
109.155.242.0/24
Risk Max
—
LOW
Footprint
0.391
%
Hits
1
Prefix / IP version
/24 · IPv4
Network
109.155.242.0
Broadcast
109.155.242.255
Observed IPs / Subnet size
1
observed ·
256
total
Centroid
55.6502 , -4.80659
Hits / Errors
1
hits ·
0
errors
First / Last seen
2026-02-22 02:00 · 2026-02-23 02:00
Top ASN
AS2856 ·
British Telecommunications PLC
Top organization / ISP
— ·
BT Public Internet Service
Top geo
United Kingdom
·
Scotland
·
Ardrossan
Window / Updated
2026-02-23 → 2026-03-02 · Updated
2026-03-03
· v2
Open report →
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