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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: Monaghan · Clear
Snapshot 2026-03-04 Results 7 Page 1 / 1

51.171.34.0/24

Risk Max — LOW Footprint 0.781% Hits 5
Prefix / IP version
/24 · IPv4
Network
51.171.34.0
Broadcast
51.171.34.255
Observed IPs / Subnet size
2 observed · 256 total
Centroid
54.25039999999999 , -6.9697000000000005
Hits / Errors
5 hits · 0 errors
First / Last seen
2026-02-24 02:00 · 2026-02-28 02:00
Top ASN
AS5466 · Eircom Limited
Top organization / ISP
Eircom Limited · Eircom Limited
Top geo
Ireland · Ulster · Monaghan
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

86.42.215.0/24

Risk Max — LOW Footprint 0.781% Hits 4
Prefix / IP version
/24 · IPv4
Network
86.42.215.0
Broadcast
86.42.215.255
Observed IPs / Subnet size
2 observed · 256 total
Centroid
54.2504 , -6.9697
Hits / Errors
4 hits · 0 errors
First / Last seen
2026-02-23 02:00 · 2026-03-01 02:00
Top ASN
AS5466 · Eircom Limited
Top organization / ISP
— · Eircom Limited
Top geo
Ireland · Ulster · Monaghan
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

86.42.2.0/24

Risk Max — LOW Footprint 0.391% Hits 3
Prefix / IP version
/24 · IPv4
Network
86.42.2.0
Broadcast
86.42.2.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
54.25039999999999 , -6.9697
Hits / Errors
3 hits · 0 errors
First / Last seen
2026-02-26 02:00 · 2026-02-28 02:00
Top ASN
AS5466 · Eircom Limited
Top organization / ISP
— · Eircom Limited
Top geo
Ireland · Ulster · Monaghan
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

92.251.141.0/24

Risk Max — LOW Footprint 0.391% Hits 2
Prefix / IP version
/24 · IPv4
Network
92.251.141.0
Broadcast
92.251.141.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
54.2459 , -6.97098
Hits / Errors
2 hits · 0 errors
First / Last seen
2026-02-28 02:00 · 2026-03-02 02:00
Top ASN
AS13280 · Three Ireland (Hutchison) limited
Top organization / ISP
Hutchison 3G UK Ltd · Hutchison 3G UK Ltd
Top geo
Ireland · Ulster · Monaghan
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

86.46.225.0/24

Risk Max — LOW Footprint 0.391% Hits 2
Prefix / IP version
/24 · IPv4
Network
86.46.225.0
Broadcast
86.46.225.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
54.2504 , -6.9697
Hits / Errors
2 hits · 0 errors
First / Last seen
2026-02-22 02:00 · 2026-02-27 02:00
Top ASN
AS5466 · Eircom Limited
Top organization / ISP
— · Eircom Limited
Top geo
Ireland · Ulster · Monaghan
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

51.171.33.0/24

Risk Max — LOW Footprint 0.391% Hits 2
Prefix / IP version
/24 · IPv4
Network
51.171.33.0
Broadcast
51.171.33.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
54.2504 , -6.9697
Hits / Errors
2 hits · 0 errors
First / Last seen
2026-02-25 02:00 · 2026-02-26 02:00
Top ASN
AS5466 · Eircom Limited
Top organization / ISP
Eircom Limited · Eircom Limited
Top geo
Ireland · Ulster · Monaghan
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

86.46.153.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
86.46.153.0
Broadcast
86.46.153.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
54.2504 , -6.9697
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-02-24 02:00 · 2026-02-25 02:00
Top ASN
AS5466 · Eircom Limited
Top organization / ISP
— · Eircom Limited
Top geo
Ireland · Ulster · Monaghan
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →