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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.

51.199.132.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
51.199.132.0
Broadcast
51.199.132.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
53.2916 , -6.41503
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-03-12 02:00 · 2026-03-13 02:00
Top ASN
AS5607 · Sky UK Limited
Top organization / ISP
Top geo
Window / Updated
2026-03-09 → 2026-03-16 · Updated 2026-03-18 · v2

51.199.144.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
51.199.144.0
Broadcast
51.199.144.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
53.3669 , -6.29444
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-03-12 02:00 · 2026-03-13 02:00
Top ASN
AS5607 · Sky UK Limited
Top organization / ISP
Top geo
Window / Updated
2026-03-09 → 2026-03-16 · Updated 2026-03-18 · v2

51.199.163.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
51.199.163.0
Broadcast
51.199.163.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
53.4891 , -10.0191
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-03-12 02:00 · 2026-03-13 02:00
Top ASN
AS5607 · Sky UK Limited
Top organization / ISP
Top geo
Window / Updated
2026-03-09 → 2026-03-16 · Updated 2026-03-18 · v2

51.199.38.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
51.199.38.0
Broadcast
51.199.38.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
53.3641 , -6.2923
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-03-12 02:00 · 2026-03-13 02:00
Top ASN
AS5607 · Sky UK Limited
Top organization / ISP
Top geo
Window / Updated
2026-03-09 → 2026-03-16 · Updated 2026-03-18 · v2

51.37.157.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
51.37.157.0
Broadcast
51.37.157.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
53.3785 , -6.28028
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-03-12 02:00 · 2026-03-13 02:00
Top ASN
Top organization / ISP
Top geo
Window / Updated
2026-03-09 → 2026-03-16 · Updated 2026-03-18 · v2

51.37.164.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
51.37.164.0
Broadcast
51.37.164.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
52.2583 , -7.11194
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-03-12 02:00 · 2026-03-13 02:00
Top ASN
Top organization / ISP
Top geo
Window / Updated
2026-03-09 → 2026-03-16 · Updated 2026-03-18 · v2

51.37.196.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
51.37.196.0
Broadcast
51.37.196.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
52.8408 , -6.92611
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-03-12 02:00 · 2026-03-13 02:00
Top ASN
Top organization / ISP
Top geo
Window / Updated
2026-03-09 → 2026-03-16 · Updated 2026-03-18 · v2

51.37.205.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
51.37.205.0
Broadcast
51.37.205.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
53.3892 , -6.29694
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-03-12 02:00 · 2026-03-13 02:00
Top ASN
Top organization / ISP
Top geo
Window / Updated
2026-03-09 → 2026-03-16 · Updated 2026-03-18 · v2

51.37.236.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
51.37.236.0
Broadcast
51.37.236.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
53.7189 , -6.34778
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-03-12 02:00 · 2026-03-13 02:00
Top ASN
Top geo
Window / Updated
2026-03-09 → 2026-03-16 · Updated 2026-03-18 · v2

51.37.70.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
51.37.70.0
Broadcast
51.37.70.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
53.2158 , -6.66694
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-03-12 02:00 · 2026-03-13 02:00
Top ASN
Top organization / ISP
Top geo
Window / Updated
2026-03-09 → 2026-03-16 · Updated 2026-03-18 · v2

79.97.206.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
79.97.206.0
Broadcast
79.97.206.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
53.323 , -6.3159
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-03-12 02:00 · 2026-03-13 02:00
Top organization / ISP
— · NTL Ireland
Top geo
Window / Updated
2026-03-09 → 2026-03-16 · Updated 2026-03-18 · v2

80.233.53.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
80.233.53.0
Broadcast
80.233.53.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
53.1277 , -6.06347
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-03-12 02:00 · 2026-03-13 02:00
Top geo
Window / Updated
2026-03-09 → 2026-03-16 · Updated 2026-03-18 · v2

80.233.56.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
80.233.56.0
Broadcast
80.233.56.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
52.7039 , -8.86417
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-03-12 02:00 · 2026-03-13 02:00
Top geo
Window / Updated
2026-03-09 → 2026-03-16 · Updated 2026-03-18 · v2

86.40.100.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
86.40.100.0
Broadcast
86.40.100.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
52.4768 , -8.1453
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-03-12 02:00 · 2026-03-13 02:00
Top ASN
AS5466 · Eircom Limited
Top organization / ISP
Top geo
Window / Updated
2026-03-09 → 2026-03-16 · Updated 2026-03-18 · v2

86.40.133.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
86.40.133.0
Broadcast
86.40.133.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
53.6545 , -6.6814
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-03-12 02:00 · 2026-03-13 02:00
Top ASN
AS5466 · Eircom Limited
Top organization / ISP
Top geo
Window / Updated
2026-03-09 → 2026-03-16 · Updated 2026-03-18 · v2

86.40.33.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
86.40.33.0
Broadcast
86.40.33.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
51.8967 , -8.4683
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-03-12 02:00 · 2026-03-13 02:00
Top ASN
AS5466 · Eircom Limited
Top organization / ISP
Top geo
Window / Updated
2026-03-09 → 2026-03-16 · Updated 2026-03-18 · v2

86.40.90.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
86.40.90.0
Broadcast
86.40.90.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
52.6669 , -8.6274
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-03-12 02:00 · 2026-03-13 02:00
Top ASN
AS5466 · Eircom Limited
Top organization / ISP
Top geo
Window / Updated
2026-03-09 → 2026-03-16 · Updated 2026-03-18 · v2

86.41.128.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
86.41.128.0
Broadcast
86.41.128.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
54.9452 , -7.7298
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-03-12 02:00 · 2026-03-13 02:00
Top ASN
AS5466 · Eircom Limited
Top organization / ISP
Top geo
Window / Updated
2026-03-09 → 2026-03-16 · Updated 2026-03-18 · v2

86.41.149.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
86.41.149.0
Broadcast
86.41.149.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
53.2644 , -8.9187
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-03-12 02:00 · 2026-03-13 02:00
Top ASN
AS5466 · Eircom Limited
Top organization / ISP
Top geo
Window / Updated
2026-03-09 → 2026-03-16 · Updated 2026-03-18 · v2

86.41.203.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
86.41.203.0
Broadcast
86.41.203.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
51.8565 , -8.2922
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-03-12 02:00 · 2026-03-13 02:00
Top ASN
AS5466 · Eircom Limited
Top organization / ISP
Top geo
Window / Updated
2026-03-09 → 2026-03-16 · Updated 2026-03-18 · v2

86.41.247.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
86.41.247.0
Broadcast
86.41.247.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
52.336 , -6.4516
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-03-12 02:00 · 2026-03-13 02:00
Top ASN
AS5466 · Eircom Limited
Top organization / ISP
Top geo
Window / Updated
2026-03-09 → 2026-03-16 · Updated 2026-03-18 · v2

86.41.27.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
86.41.27.0
Broadcast
86.41.27.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
52.4493 , -9.0687
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-03-12 02:00 · 2026-03-13 02:00
Top ASN
AS5466 · Eircom Limited
Top organization / ISP
Window / Updated
2026-03-09 → 2026-03-16 · Updated 2026-03-18 · v2

86.41.68.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
86.41.68.0
Broadcast
86.41.68.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
53.538 , -7.3518
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-03-12 02:00 · 2026-03-13 02:00
Top ASN
AS5466 · Eircom Limited
Top organization / ISP
Top geo
Window / Updated
2026-03-09 → 2026-03-16 · Updated 2026-03-18 · v2

86.42.136.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
86.42.136.0
Broadcast
86.42.136.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
52.4768 , -8.1453
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-03-12 02:00 · 2026-03-13 02:00
Top ASN
AS5466 · Eircom Limited
Top organization / ISP
Top geo
Window / Updated
2026-03-09 → 2026-03-16 · Updated 2026-03-18 · v2

86.42.160.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
86.42.160.0
Broadcast
86.42.160.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
52.9817 , -6.0417
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-03-12 02:00 · 2026-03-13 02:00
Top ASN
AS5466 · Eircom Limited
Top organization / ISP
Top geo
Window / Updated
2026-03-09 → 2026-03-16 · Updated 2026-03-18 · v2

86.42.193.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
86.42.193.0
Broadcast
86.42.193.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
51.8565 , -8.2922
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-03-12 02:00 · 2026-03-13 02:00
Top ASN
AS5466 · Eircom Limited
Top organization / ISP
Top geo
Window / Updated
2026-03-09 → 2026-03-16 · Updated 2026-03-18 · v2

86.42.210.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
86.42.210.0
Broadcast
86.42.210.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
52.3512 , -7.7064
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-03-12 02:00 · 2026-03-13 02:00
Top ASN
AS5466 · Eircom Limited
Top organization / ISP
Top geo
Window / Updated
2026-03-09 → 2026-03-16 · Updated 2026-03-18 · v2

86.42.248.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
86.42.248.0
Broadcast
86.42.248.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
52.0848 , -7.6194
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-03-12 02:00 · 2026-03-13 02:00
Top ASN
AS5466 · Eircom Limited
Top organization / ISP
Top geo
Window / Updated
2026-03-09 → 2026-03-16 · Updated 2026-03-18 · v2

86.42.51.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
86.42.51.0
Broadcast
86.42.51.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
55.0886 , -7.47417
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-03-12 02:00 · 2026-03-13 02:00
Top ASN
AS5466 · Eircom Limited
Top organization / ISP
Top geo
Window / Updated
2026-03-09 → 2026-03-16 · Updated 2026-03-18 · v2

86.42.57.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
86.42.57.0
Broadcast
86.42.57.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
52.336 , -6.4516
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-03-12 02:00 · 2026-03-13 02:00
Top ASN
AS5466 · Eircom Limited
Top organization / ISP
Top geo
Window / Updated
2026-03-09 → 2026-03-16 · Updated 2026-03-18 · v2

86.44.136.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
86.44.136.0
Broadcast
86.44.136.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
53.2702 , -9.0503
Hits / Errors
1 hits · 1 errors
First / Last seen
2026-03-12 02:00 · 2026-03-13 02:00
Top ASN
AS5466 · Eircom Limited
Top organization / ISP
Top geo
Window / Updated
2026-03-09 → 2026-03-16 · Updated 2026-03-18 · v2

86.44.23.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
86.44.23.0
Broadcast
86.44.23.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
51.9512 , -7.8504
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-03-12 02:00 · 2026-03-13 02:00
Top ASN
AS5466 · Eircom Limited
Top organization / ISP
Top geo
Window / Updated
2026-03-09 → 2026-03-16 · Updated 2026-03-18 · v2

86.44.5.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
86.44.5.0
Broadcast
86.44.5.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
53.3837 , -6.1936
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-03-12 02:00 · 2026-03-13 02:00
Top ASN
AS5466 · Eircom Limited
Top organization / ISP
Top geo
Window / Updated
2026-03-09 → 2026-03-16 · Updated 2026-03-18 · v2

86.45.149.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
86.45.149.0
Broadcast
86.45.149.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
52.3515 , -8.678
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-03-12 02:00 · 2026-03-13 02:00
Top ASN
AS5466 · Eircom Limited
Top organization / ISP
Top geo
Window / Updated
2026-03-09 → 2026-03-16 · Updated 2026-03-18 · v2

86.45.181.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
86.45.181.0
Broadcast
86.45.181.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
51.8967 , -8.4683
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-03-12 02:00 · 2026-03-13 02:00
Top ASN
AS5466 · Eircom Limited
Top organization / ISP
Top geo
Window / Updated
2026-03-09 → 2026-03-16 · Updated 2026-03-18 · v2

86.45.71.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
86.45.71.0
Broadcast
86.45.71.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
52.2716 , -9.7056
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-03-12 02:00 · 2026-03-13 02:00
Top ASN
AS5466 · Eircom Limited
Top organization / ISP
Top geo
Window / Updated
2026-03-09 → 2026-03-16 · Updated 2026-03-18 · v2

86.46.144.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
86.46.144.0
Broadcast
86.46.144.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
53.7034 , -7.6203
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-03-12 02:00 · 2026-03-13 02:00
Top ASN
AS5466 · Eircom Limited
Top organization / ISP
Window / Updated
2026-03-09 → 2026-03-16 · Updated 2026-03-18 · v2

86.46.180.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
86.46.180.0
Broadcast
86.46.180.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
53.3339 , -6.2271
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-03-12 02:00 · 2026-03-13 02:00
Top ASN
AS5466 · Eircom Limited
Top organization / ISP
Top geo
Window / Updated
2026-03-09 → 2026-03-16 · Updated 2026-03-18 · v2

86.46.216.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
86.46.216.0
Broadcast
86.46.216.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
53.3037 , -6.1831
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-03-12 02:00 · 2026-03-13 02:00
Top ASN
AS5466 · Eircom Limited
Top organization / ISP
Top geo
Window / Updated
2026-03-09 → 2026-03-16 · Updated 2026-03-18 · v2

86.46.227.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
86.46.227.0
Broadcast
86.46.227.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
51.8755 , -8.493
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-03-12 02:00 · 2026-03-13 02:00
Top ASN
AS5466 · Eircom Limited
Top organization / ISP
Top geo
Window / Updated
2026-03-09 → 2026-03-16 · Updated 2026-03-18 · v2
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