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:
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Snapshot
2026-01-20
Results
14
Page
1
/
1
66.56.92.0/24
Risk Max
—
LOW
Footprint
1.953
%
Hits
22
Prefix / IP version
/24 · IPv4
Network
66.56.92.0
Broadcast
66.56.92.255
Observed IPs / Subnet size
5
observed ·
256
total
Centroid
51.896699999999996 , -8.4683
Hits / Errors
22
hits ·
0
errors
First / Last seen
2024-11-04 15:08 · 2024-11-10 03:48
Top ASN
AS207044 ·
Enet Telecommunications Networks Limited
Top organization / ISP
Enet Telecommunications Networks Limited
·
Enet Telecommunications Networks Limited
Top geo
Ireland
·
Munster
·
Cork
Window / Updated
2024-11-04 → 2024-11-11 · Updated
2026-01-14
· v2
Open report →
66.56.89.0/24
Risk Max
—
LOW
Footprint
1.562
%
Hits
5
Prefix / IP version
/24 · IPv4
Network
66.56.89.0
Broadcast
66.56.89.255
Observed IPs / Subnet size
4
observed ·
256
total
Centroid
51.896699999999996 , -8.4683
Hits / Errors
5
hits ·
0
errors
First / Last seen
2024-11-04 18:33 · 2024-11-09 01:35
Top ASN
AS207044 ·
Enet Telecommunications Networks Limited
Top organization / ISP
Enet Telecommunications Networks Limited
·
Enet Telecommunications Networks Limited
Top geo
Ireland
·
Munster
·
Cork
Window / Updated
2024-11-04 → 2024-11-11 · Updated
2026-01-14
· v2
Open report →
51.171.211.0/24
Risk Max
—
LOW
Footprint
0.391
%
Hits
11
Prefix / IP version
/24 · IPv4
Network
51.171.211.0
Broadcast
51.171.211.255
Observed IPs / Subnet size
1
observed ·
256
total
Centroid
51.8967 , -8.4683
Hits / Errors
11
hits ·
0
errors
First / Last seen
2024-12-01 14:48 · 2024-12-01 14:52
Top ASN
AS5466 ·
Eircom Limited
Top organization / ISP
Eircom Limited
·
Eircom Limited
Top geo
Ireland
·
Munster
·
Cork
Window / Updated
2024-11-25 → 2024-12-02 · Updated
2026-01-14
· v2
Open report →
86.45.32.0/24
Risk Max
—
LOW
Footprint
0.391
%
Hits
3
Prefix / IP version
/24 · IPv4
Network
86.45.32.0
Broadcast
86.45.32.255
Observed IPs / Subnet size
1
observed ·
256
total
Centroid
51.87550000000001 , -8.493
Hits / Errors
3
hits ·
0
errors
First / Last seen
2025-10-04 19:04 · 2025-10-04 19:04
Top ASN
AS5466 ·
Eircom Limited
Top organization / ISP
— ·
Eircom Limited
Top geo
Ireland
·
Munster
·
Cork
Window / Updated
2025-09-29 → 2025-10-06 · Updated
2026-01-14
· v2
Open report →
66.56.90.0/24
Risk Max
—
LOW
Footprint
0.391
%
Hits
3
Prefix / IP version
/24 · IPv4
Network
66.56.90.0
Broadcast
66.56.90.255
Observed IPs / Subnet size
1
observed ·
256
total
Centroid
51.8967 , -8.4683
Hits / Errors
3
hits ·
0
errors
First / Last seen
2023-12-18 11:20 · 2023-12-18 11:20
Top ASN
AS207044 ·
Enet Telecommunications Networks Limited
Top organization / ISP
Enet Telecommunications Networks Limited
·
Enet Telecommunications Networks Limited
Top geo
Ireland
·
Munster
·
Cork
Window / Updated
2023-12-18 → 2023-12-25 · Updated
2026-01-14
· v2
Open report →
109.77.107.0/24
Risk Max
—
LOW
Footprint
0.391
%
Hits
2
Prefix / IP version
/24 · IPv4
Network
109.77.107.0
Broadcast
109.77.107.255
Observed IPs / Subnet size
1
observed ·
256
total
Centroid
51.8755 , -8.493
Hits / Errors
2
hits ·
0
errors
First / Last seen
2025-10-02 08:13 · 2025-10-02 08:13
Top ASN
AS15502 ·
Vodafone Ireland Limited
Top organization / ISP
— ·
Vodafone Ireland Limited
Top geo
Ireland
·
Munster
·
Cork
Window / Updated
2025-09-29 → 2025-10-06 · Updated
2026-01-14
· v2
Open report →
51.171.254.0/24
Risk Max
—
LOW
Footprint
0.391
%
Hits
2
Prefix / IP version
/24 · IPv4
Network
51.171.254.0
Broadcast
51.171.254.255
Observed IPs / Subnet size
1
observed ·
256
total
Centroid
51.8755 , -8.493
Hits / Errors
2
hits ·
0
errors
First / Last seen
2025-09-15 15:41 · 2025-09-15 15:41
Top ASN
AS5466 ·
Eircom Limited
Top organization / ISP
Eircom Limited
·
Eircom Limited
Top geo
Ireland
·
Munster
·
Cork
Window / Updated
2025-09-15 → 2025-09-22 · Updated
2026-01-14
· v2
Open report →
109.77.100.0/24
Risk Max
—
LOW
Footprint
0.391
%
Hits
2
Prefix / IP version
/24 · IPv4
Network
109.77.100.0
Broadcast
109.77.100.255
Observed IPs / Subnet size
1
observed ·
256
total
Centroid
51.8755 , -8.493
Hits / Errors
2
hits ·
0
errors
First / Last seen
2025-09-10 10:13 · 2025-09-10 10:13
Top ASN
AS15502 ·
Vodafone Ireland Limited
Top organization / ISP
— ·
Vodafone Ireland Limited
Top geo
Ireland
·
Munster
·
Cork
Window / Updated
2025-09-08 → 2025-09-15 · Updated
2026-01-14
· v2
Open report →
66.56.88.0/24
Risk Max
—
LOW
Footprint
0.391
%
Hits
2
Prefix / IP version
/24 · IPv4
Network
66.56.88.0
Broadcast
66.56.88.255
Observed IPs / Subnet size
1
observed ·
256
total
Centroid
51.8967 , -8.4683
Hits / Errors
2
hits ·
0
errors
First / Last seen
2024-11-11 05:15 · 2024-11-11 05:15
Top ASN
AS207044 ·
Enet Telecommunications Networks Limited
Top organization / ISP
Enet Telecommunications Networks Limited
·
Enet Telecommunications Networks Limited
Top geo
Ireland
·
Munster
·
Cork
Window / Updated
2024-11-11 → 2024-11-18 · Updated
2026-01-14
· v2
Open report →
93.95.80.0/24
Risk Max
—
LOW
Footprint
0.391
%
Hits
1
Prefix / IP version
/24 · IPv4
Network
93.95.80.0
Broadcast
93.95.80.255
Observed IPs / Subnet size
1
observed ·
256
total
Centroid
51.8967 , -8.4683
Hits / Errors
1
hits ·
0
errors
First / Last seen
2025-11-25 23:06 · 2025-11-25 23:06
Top ASN
AS196737 ·
Airwave Internet
Top organization / ISP
— ·
Airwave Internet
Top geo
Ireland
·
Munster
·
Cork
Window / Updated
2025-11-24 → 2025-12-01 · Updated
2026-01-14
· v2
Open report →
80.111.32.0/24
Risk Max
—
LOW
Footprint
0.391
%
Hits
1
Prefix / IP version
/24 · IPv4
Network
80.111.32.0
Broadcast
80.111.32.255
Observed IPs / Subnet size
1
observed ·
256
total
Centroid
51.8755 , -8.493
Hits / Errors
1
hits ·
0
errors
First / Last seen
2025-07-23 21:51 · 2025-07-23 21:51
Top ASN
AS6830 ·
Liberty Global Europe Holding B.V.
Top organization / ISP
— ·
Virgin Media Ireland
Top geo
Ireland
·
Munster
·
Cork
Window / Updated
2025-07-21 → 2025-07-28 · Updated
2026-01-14
· v2
Open report →
212.129.72.0/24
Risk Max
—
LOW
Footprint
0.391
%
Hits
1
Prefix / IP version
/24 · IPv4
Network
212.129.72.0
Broadcast
212.129.72.255
Observed IPs / Subnet size
1
observed ·
256
total
Centroid
51.898 , -8.47061
Hits / Errors
1
hits ·
0
errors
First / Last seen
2025-03-28 17:04 · 2025-03-28 17:04
Top ASN
AS15751 ·
Eircom Limited
Top organization / ISP
— ·
Meteor-MBB
Top geo
Ireland
·
Munster
·
Cork
Window / Updated
2025-03-24 → 2025-03-31 · Updated
2026-01-14
· v2
Open report →
78.19.121.0/24
Risk Max
—
LOW
Footprint
0.391
%
Hits
1
Prefix / IP version
/24 · IPv4
Network
78.19.121.0
Broadcast
78.19.121.255
Observed IPs / Subnet size
1
observed ·
256
total
Centroid
51.8755 , -8.493
Hits / Errors
1
hits ·
1
errors
First / Last seen
2023-08-07 18:59 · 2023-08-07 18:59
Top ASN
AS2110 ·
Enet Communications LIMITED
Top organization / ISP
ISI
·
BT Communications Ireland Limited
Top geo
Ireland
·
Munster
·
Cork
Window / Updated
2023-08-07 → 2023-08-14 · Updated
2026-01-14
· v2
Open report →
109.77.97.0/24
Risk Max
—
LOW
Footprint
0.391
%
Hits
1
Prefix / IP version
/24 · IPv4
Network
109.77.97.0
Broadcast
109.77.97.255
Observed IPs / Subnet size
1
observed ·
256
total
Centroid
51.8755 , -8.493
Hits / Errors
1
hits ·
1
errors
First / Last seen
2023-07-17 08:13 · 2023-07-17 08:13
Top ASN
AS15502 ·
Vodafone Ireland Limited
Top organization / ISP
— ·
Vodafone Ireland Limited
Top geo
Ireland
·
Munster
·
Cork
Window / Updated
2023-07-17 → 2023-07-24 · Updated
2026-01-14
· v2
Open report →
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