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:
Belfast
·
Clear
Snapshot
2026-03-07
Results
25
Page
1
/
1
81.107.185.0/24
Risk Max
—
LOW
Footprint
0.391
%
Hits
3
Prefix / IP version
/24 · IPv4
Network
81.107.185.0
Broadcast
81.107.185.255
Observed IPs / Subnet size
1
observed ·
256
total
Centroid
54.580000000000005 , -5.928
Hits / Errors
3
hits ·
0
errors
First / Last seen
2026-02-25 02:00 · 2026-02-26 02:00
Top ASN
AS5089 ·
Virgin Media Limited
Top organization / ISP
— ·
Virgin Media
Top geo
United Kingdom
·
Northern Ireland
·
Belfast
Window / Updated
2026-02-23 → 2026-03-02 · Updated
2026-03-03
· v2
Open report →
2.217.118.0/24
Risk Max
—
LOW
Footprint
0.391
%
Hits
3
Prefix / IP version
/24 · IPv4
Network
2.217.118.0
Broadcast
2.217.118.255
Observed IPs / Subnet size
1
observed ·
256
total
Centroid
54.580000000000005 , -5.928
Hits / Errors
3
hits ·
0
errors
First / Last seen
2026-02-23 02:00 · 2026-02-24 02:00
Top ASN
AS5607 ·
Sky UK Limited
Top organization / ISP
Sky Broadband
·
Sky UK Limited
Top geo
United Kingdom
·
Northern Ireland
·
Belfast
Window / Updated
2026-02-23 → 2026-03-02 · Updated
2026-03-03
· v2
Open report →
31.48.128.0/24
Risk Max
—
LOW
Footprint
0.391
%
Hits
3
Prefix / IP version
/24 · IPv4
Network
31.48.128.0
Broadcast
31.48.128.255
Observed IPs / Subnet size
1
observed ·
256
total
Centroid
54.580000000000005 , -5.928
Hits / Errors
3
hits ·
0
errors
First / Last seen
2026-02-23 02:00 · 2026-02-24 02:00
Top ASN
AS2856 ·
British Telecommunications PLC
Top organization / ISP
— ·
BT Public Internet Service
Top geo
United Kingdom
·
Northern Ireland
·
Belfast
Window / Updated
2026-02-23 → 2026-03-02 · Updated
2026-03-03
· v2
Open report →
81.103.46.0/24
Risk Max
—
LOW
Footprint
0.391
%
Hits
3
Prefix / IP version
/24 · IPv4
Network
81.103.46.0
Broadcast
81.103.46.255
Observed IPs / Subnet size
1
observed ·
256
total
Centroid
54.580000000000005 , -5.928
Hits / Errors
3
hits ·
0
errors
First / Last seen
2026-02-22 02:00 · 2026-02-23 02:00
Top ASN
AS5089 ·
Virgin Media Limited
Top organization / ISP
Vmcbbuk
·
Virgin Media Limited
Top geo
United Kingdom
·
Northern Ireland
·
Belfast
Window / Updated
2026-02-23 → 2026-03-02 · Updated
2026-03-03
· v2
Open report →
81.102.21.0/24
Risk Max
—
LOW
Footprint
0.391
%
Hits
2
Prefix / IP version
/24 · IPv4
Network
81.102.21.0
Broadcast
81.102.21.255
Observed IPs / Subnet size
1
observed ·
256
total
Centroid
54.58 , -5.928
Hits / Errors
2
hits ·
0
errors
First / Last seen
2026-02-22 02:00 · 2026-02-23 02:00
Top ASN
AS5089 ·
Virgin Media Limited
Top organization / ISP
Vmcbbuk
·
Virgin Media Limited
Top geo
United Kingdom
·
Northern Ireland
·
Belfast
Window / Updated
2026-02-23 → 2026-03-02 · Updated
2026-03-03
· v2
Open report →
86.135.213.0/24
Risk Max
—
LOW
Footprint
0.391
%
Hits
2
Prefix / IP version
/24 · IPv4
Network
86.135.213.0
Broadcast
86.135.213.255
Observed IPs / Subnet size
1
observed ·
256
total
Centroid
54.58 , -5.928
Hits / Errors
2
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
·
Belfast
Window / Updated
2026-02-23 → 2026-03-02 · Updated
2026-03-03
· v2
Open report →
31.48.34.0/24
Risk Max
—
LOW
Footprint
0.391
%
Hits
1
Prefix / IP version
/24 · IPv4
Network
31.48.34.0
Broadcast
31.48.34.255
Observed IPs / Subnet size
1
observed ·
256
total
Centroid
54.58 , -5.928
Hits / Errors
1
hits ·
0
errors
First / Last seen
2026-02-28 02:00 · 2026-03-01 02:00
Top ASN
AS2856 ·
British Telecommunications PLC
Top organization / ISP
— ·
BT Public Internet Service
Top geo
United Kingdom
·
Northern Ireland
·
Belfast
Window / Updated
2026-02-23 → 2026-03-02 · Updated
2026-03-03
· v2
Open report →
90.201.171.0/24
Risk Max
—
LOW
Footprint
0.391
%
Hits
1
Prefix / IP version
/24 · IPv4
Network
90.201.171.0
Broadcast
90.201.171.255
Observed IPs / Subnet size
1
observed ·
256
total
Centroid
54.58 , -5.928
Hits / Errors
1
hits ·
0
errors
First / Last seen
2026-02-28 02:00 · 2026-03-01 02:00
Top ASN
AS5607 ·
Sky UK Limited
Top organization / ISP
Sky Broadband
·
Sky UK Limited
Top geo
United Kingdom
·
Northern Ireland
·
Belfast
Window / Updated
2026-02-23 → 2026-03-02 · Updated
2026-03-03
· v2
Open report →
80.45.195.0/24
Risk Max
—
LOW
Footprint
0.391
%
Hits
1
Prefix / IP version
/24 · IPv4
Network
80.45.195.0
Broadcast
80.45.195.255
Observed IPs / Subnet size
1
observed ·
256
total
Centroid
54.58 , -5.928
Hits / Errors
1
hits ·
0
errors
First / Last seen
2026-02-25 02:00 · 2026-02-26 02:00
Top ASN
AS13285 ·
TalkTalk Communications Limited
Top organization / ISP
TalkTalk Communications Limited
·
TalkTalk
Top geo
United Kingdom
·
Northern Ireland
·
Belfast
Window / Updated
2026-02-23 → 2026-03-02 · Updated
2026-03-03
· v2
Open report →
81.108.117.0/24
Risk Max
—
LOW
Footprint
0.391
%
Hits
1
Prefix / IP version
/24 · IPv4
Network
81.108.117.0
Broadcast
81.108.117.255
Observed IPs / Subnet size
1
observed ·
256
total
Centroid
54.58 , -5.928
Hits / Errors
1
hits ·
0
errors
First / Last seen
2026-02-25 02:00 · 2026-02-26 02:00
Top ASN
AS5089 ·
Virgin Media Limited
Top organization / ISP
Vmcbbuk
·
Virgin Media Limited
Top geo
United Kingdom
·
Northern Ireland
·
Belfast
Window / Updated
2026-02-23 → 2026-03-02 · Updated
2026-03-03
· v2
Open report →
82.39.15.0/24
Risk Max
—
LOW
Footprint
0.391
%
Hits
1
Prefix / IP version
/24 · IPv4
Network
82.39.15.0
Broadcast
82.39.15.255
Observed IPs / Subnet size
1
observed ·
256
total
Centroid
54.58 , -5.928
Hits / Errors
1
hits ·
0
errors
First / Last seen
2026-02-25 02:00 · 2026-02-26 02:00
Top ASN
AS202282 ·
FIBRUS NETWORKS LTD
Top organization / ISP
— ·
Fibrus Networks LTD
Top geo
United Kingdom
·
Northern Ireland
·
Belfast
Window / Updated
2026-02-23 → 2026-03-02 · Updated
2026-03-03
· v2
Open report →
94.6.24.0/24
Risk Max
—
LOW
Footprint
0.391
%
Hits
1
Prefix / IP version
/24 · IPv4
Network
94.6.24.0
Broadcast
94.6.24.255
Observed IPs / Subnet size
1
observed ·
256
total
Centroid
54.58 , -5.928
Hits / Errors
1
hits ·
0
errors
First / Last seen
2026-02-25 02:00 · 2026-02-26 02:00
Top ASN
AS5607 ·
Sky UK Limited
Top organization / ISP
Sky Broadband
·
Sky UK Limited
Top geo
United Kingdom
·
Northern Ireland
·
Belfast
Window / Updated
2026-02-23 → 2026-03-02 · Updated
2026-03-03
· v2
Open report →
80.45.201.0/24
Risk Max
—
LOW
Footprint
0.391
%
Hits
1
Prefix / IP version
/24 · IPv4
Network
80.45.201.0
Broadcast
80.45.201.255
Observed IPs / Subnet size
1
observed ·
256
total
Centroid
54.58 , -5.928
Hits / Errors
1
hits ·
0
errors
First / Last seen
2026-02-24 02:00 · 2026-02-25 02:00
Top ASN
AS13285 ·
TalkTalk Communications Limited
Top organization / ISP
TalkTalk Communications Limited
·
TalkTalk
Top geo
United Kingdom
·
Northern Ireland
·
Belfast
Window / Updated
2026-02-23 → 2026-03-02 · Updated
2026-03-03
· v2
Open report →
41.23.99.0/24
Risk Max
—
LOW
Footprint
0.391
%
Hits
1
Prefix / IP version
/24 · IPv4
Network
41.23.99.0
Broadcast
41.23.99.255
Observed IPs / Subnet size
1
observed ·
256
total
Centroid
-25.6899 , 30.035
Hits / Errors
1
hits ·
0
errors
First / Last seen
2026-02-23 02:00 · 2026-02-24 02:00
Top ASN
AS36994 ·
Vodacom
Top organization / ISP
— ·
Vodacom UMTS Midrand TP Southern Gauteng INTERNET APN
Top geo
South Africa
·
Mpumalanga
·
Belfast
Window / Updated
2026-02-23 → 2026-03-02 · Updated
2026-03-03
· v2
Open report →
5.70.187.0/24
Risk Max
—
LOW
Footprint
0.391
%
Hits
1
Prefix / IP version
/24 · IPv4
Network
5.70.187.0
Broadcast
5.70.187.255
Observed IPs / Subnet size
1
observed ·
256
total
Centroid
54.58 , -5.928
Hits / Errors
1
hits ·
0
errors
First / Last seen
2026-02-23 02:00 · 2026-02-24 02:00
Top ASN
AS5607 ·
Sky UK Limited
Top organization / ISP
Sky Network Services
·
BSkyB Broadband
Top geo
United Kingdom
·
Northern Ireland
·
Belfast
Window / Updated
2026-02-23 → 2026-03-02 · Updated
2026-03-03
· v2
Open report →
78.149.248.0/24
Risk Max
—
LOW
Footprint
0.391
%
Hits
1
Prefix / IP version
/24 · IPv4
Network
78.149.248.0
Broadcast
78.149.248.255
Observed IPs / Subnet size
1
observed ·
256
total
Centroid
54.58 , -5.928
Hits / Errors
1
hits ·
0
errors
First / Last seen
2026-02-23 02:00 · 2026-02-24 02:00
Top ASN
AS13285 ·
TalkTalk Communications Limited
Top organization / ISP
TalkTalk Communications Limited
·
TalkTalk
Top geo
United Kingdom
·
Northern Ireland
·
Belfast
Window / Updated
2026-02-23 → 2026-03-02 · Updated
2026-03-03
· v2
Open report →
86.147.91.0/24
Risk Max
—
LOW
Footprint
0.391
%
Hits
1
Prefix / IP version
/24 · IPv4
Network
86.147.91.0
Broadcast
86.147.91.255
Observed IPs / Subnet size
1
observed ·
256
total
Centroid
54.58 , -5.928
Hits / Errors
1
hits ·
0
errors
First / Last seen
2026-02-23 02:00 · 2026-02-24 02:00
Top ASN
AS2856 ·
British Telecommunications PLC
Top organization / ISP
— ·
BT Public Internet Service
Top geo
United Kingdom
·
Northern Ireland
·
Belfast
Window / Updated
2026-02-23 → 2026-03-02 · Updated
2026-03-03
· v2
Open report →
176.249.171.0/24
Risk Max
—
LOW
Footprint
0.391
%
Hits
1
Prefix / IP version
/24 · IPv4
Network
176.249.171.0
Broadcast
176.249.171.255
Observed IPs / Subnet size
1
observed ·
256
total
Centroid
54.58 , -5.928
Hits / Errors
1
hits ·
0
errors
First / Last seen
2026-02-22 02:00 · 2026-02-23 02:00
Top ASN
AS5607 ·
Sky UK Limited
Top organization / ISP
Sky Broadband
·
Sky UK Limited
Top geo
United Kingdom
·
Northern Ireland
·
Belfast
Window / Updated
2026-02-23 → 2026-03-02 · Updated
2026-03-03
· v2
Open report →
2.101.124.0/24
Risk Max
—
LOW
Footprint
0.391
%
Hits
1
Prefix / IP version
/24 · IPv4
Network
2.101.124.0
Broadcast
2.101.124.255
Observed IPs / Subnet size
1
observed ·
256
total
Centroid
54.58 , -5.928
Hits / Errors
1
hits ·
0
errors
First / Last seen
2026-02-22 02:00 · 2026-02-23 02:00
Top ASN
AS13285 ·
TalkTalk Communications Limited
Top organization / ISP
TalkTalk Communications Limited
·
TalkTalk
Top geo
United Kingdom
·
Northern Ireland
·
Belfast
Window / Updated
2026-02-23 → 2026-03-02 · Updated
2026-03-03
· v2
Open report →
81.101.66.0/24
Risk Max
—
LOW
Footprint
0.391
%
Hits
1
Prefix / IP version
/24 · IPv4
Network
81.101.66.0
Broadcast
81.101.66.255
Observed IPs / Subnet size
1
observed ·
256
total
Centroid
54.58 , -5.928
Hits / Errors
1
hits ·
0
errors
First / Last seen
2026-02-22 02:00 · 2026-02-23 02:00
Top ASN
AS5089 ·
Virgin Media Limited
Top organization / ISP
Vmcbbuk
·
Virgin Media Limited
Top geo
United Kingdom
·
Northern Ireland
·
Belfast
Window / Updated
2026-02-23 → 2026-03-02 · Updated
2026-03-03
· v2
Open report →
82.132.216.0/24
Risk Max
—
LOW
Footprint
0.391
%
Hits
1
Prefix / IP version
/24 · IPv4
Network
82.132.216.0
Broadcast
82.132.216.255
Observed IPs / Subnet size
1
observed ·
256
total
Centroid
54.5968 , -5.92541
Hits / Errors
1
hits ·
0
errors
First / Last seen
2026-02-22 02:00 · 2026-02-23 02:00
Top ASN
AS35228 ·
Telefonica UK Limited
Top organization / ISP
— ·
O2 Online
Top geo
United Kingdom
·
Northern Ireland
·
Belfast
Window / Updated
2026-02-23 → 2026-03-02 · Updated
2026-03-03
· v2
Open report →
82.5.152.0/24
Risk Max
—
LOW
Footprint
0.391
%
Hits
1
Prefix / IP version
/24 · IPv4
Network
82.5.152.0
Broadcast
82.5.152.255
Observed IPs / Subnet size
1
observed ·
256
total
Centroid
54.58 , -5.928
Hits / Errors
1
hits ·
0
errors
First / Last seen
2026-02-22 02:00 · 2026-02-23 02:00
Top ASN
AS5089 ·
Virgin Media Limited
Top organization / ISP
— ·
Virgin Media
Top geo
United Kingdom
·
Northern Ireland
·
Belfast
Window / Updated
2026-02-23 → 2026-03-02 · Updated
2026-03-03
· v2
Open report →
88.97.241.0/24
Risk Max
—
LOW
Footprint
0.391
%
Hits
1
Prefix / IP version
/24 · IPv4
Network
88.97.241.0
Broadcast
88.97.241.255
Observed IPs / Subnet size
1
observed ·
256
total
Centroid
54.58 , -5.928
Hits / Errors
1
hits ·
0
errors
First / Last seen
2026-02-22 02:00 · 2026-02-23 02:00
Top ASN
AS212655 ·
YouFibre Limited
Top organization / ISP
— ·
YouFibre Limited
Top geo
United Kingdom
·
Northern Ireland
·
Belfast
Window / Updated
2026-02-23 → 2026-03-02 · Updated
2026-03-03
· v2
Open report →
92.20.164.0/24
Risk Max
—
LOW
Footprint
0.391
%
Hits
1
Prefix / IP version
/24 · IPv4
Network
92.20.164.0
Broadcast
92.20.164.255
Observed IPs / Subnet size
1
observed ·
256
total
Centroid
54.58 , -5.928
Hits / Errors
1
hits ·
0
errors
First / Last seen
2026-02-22 02:00 · 2026-02-23 02:00
Top ASN
AS13285 ·
TalkTalk Communications Limited
Top organization / ISP
TalkTalk Communications Limited
·
TalkTalk
Top geo
United Kingdom
·
Northern Ireland
·
Belfast
Window / Updated
2026-02-23 → 2026-03-02 · Updated
2026-03-03
· v2
Open report →
92.25.105.0/24
Risk Max
—
LOW
Footprint
0.391
%
Hits
1
Prefix / IP version
/24 · IPv4
Network
92.25.105.0
Broadcast
92.25.105.255
Observed IPs / Subnet size
1
observed ·
256
total
Centroid
54.58 , -5.928
Hits / Errors
1
hits ·
0
errors
First / Last seen
2026-02-22 02:00 · 2026-02-23 02:00
Top ASN
AS13285 ·
TalkTalk Communications Limited
Top organization / ISP
TalkTalk Communications Limited
·
TalkTalk
Top geo
United Kingdom
·
Northern Ireland
·
Belfast
Window / Updated
2026-02-23 → 2026-03-02 · Updated
2026-03-03
· v2
Open report →
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