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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.

212.129.87.0/24

Risk Max LOW Footprint 0.781% Hits 2
Prefix / IP version
/24 · IPv4
Network
212.129.87.0
Broadcast
212.129.87.255
Observed IPs / Subnet size
2 observed · 256 total
Centroid
53.3857 , -6.2403
Hits / Errors
2 hits · 0 errors
First / Last seen
2026-03-04 02:00 · 2026-03-08 02:00
Top ASN
AS15751 · Eircom Limited
Top organization / ISP
— · METEOR-GPRS
Top geo
Window / Updated
2026-03-02 → 2026-03-09 · Updated 2026-03-13 · v2

51.37.183.0/24

Risk Max LOW Footprint 0.781% Hits 2
Prefix / IP version
/24 · IPv4
Network
51.37.183.0
Broadcast
51.37.183.255
Observed IPs / Subnet size
2 observed · 256 total
Centroid
53.3855 , -6.2836
Hits / Errors
2 hits · 0 errors
First / Last seen
2026-03-04 02:00 · 2026-03-08 02:00
Top ASN
Top organization / ISP
Top geo
Window / Updated
2026-03-02 → 2026-03-09 · Updated 2026-03-13 · v2

51.37.55.0/24

Risk Max LOW Footprint 0.781% Hits 2
Prefix / IP version
/24 · IPv4
Network
51.37.55.0
Broadcast
51.37.55.255
Observed IPs / Subnet size
2 observed · 256 total
Centroid
53.3297 , -6.2708
Hits / Errors
2 hits · 0 errors
First / Last seen
2026-03-06 02:00 · 2026-03-08 02:00
Top ASN
Top organization / ISP
Top geo
Window / Updated
2026-03-02 → 2026-03-09 · Updated 2026-03-13 · v2

64.43.174.0/24

Risk Max LOW Footprint 0.781% Hits 2
Prefix / IP version
/24 · IPv4
Network
64.43.174.0
Broadcast
64.43.174.255
Observed IPs / Subnet size
2 observed · 256 total
Centroid
53.3028 , -6.2538
Hits / Errors
2 hits · 0 errors
First / Last seen
2026-03-04 02:00 · 2026-03-08 02:00
Top ASN
Top organization / ISP
Top geo
Window / Updated
2026-03-02 → 2026-03-09 · Updated 2026-03-13 · v2

109.76.149.0/24

Risk Max LOW Footprint 0.781% Hits 2
Prefix / IP version
/24 · IPv4
Network
109.76.149.0
Broadcast
109.76.149.255
Observed IPs / Subnet size
2 observed · 256 total
Centroid
53.3843 , -6.4203
Hits / Errors
2 hits · 0 errors
First / Last seen
2026-03-05 02:00 · 2026-03-07 02:00
Top ASN
Top organization / ISP
Top geo
Window / Updated
2026-03-02 → 2026-03-09 · Updated 2026-03-13 · v2

109.76.164.0/24

Risk Max LOW Footprint 0.781% Hits 2
Prefix / IP version
/24 · IPv4
Network
109.76.164.0
Broadcast
109.76.164.255
Observed IPs / Subnet size
2 observed · 256 total
Centroid
53.3843 , -6.4203
Hits / Errors
2 hits · 0 errors
First / Last seen
2026-03-04 02:00 · 2026-03-07 02:00
Top ASN
Top organization / ISP
Top geo
Window / Updated
2026-03-02 → 2026-03-09 · Updated 2026-03-13 · v2

109.76.81.0/24

Risk Max LOW Footprint 0.781% Hits 2
Prefix / IP version
/24 · IPv4
Network
109.76.81.0
Broadcast
109.76.81.255
Observed IPs / Subnet size
2 observed · 256 total
Centroid
53.3843 , -6.4203
Hits / Errors
2 hits · 0 errors
First / Last seen
2026-03-02 02:00 · 2026-03-07 02:00
Top ASN
Top organization / ISP
Top geo
Window / Updated
2026-03-02 → 2026-03-09 · Updated 2026-03-13 · v2

109.76.96.0/24

Risk Max LOW Footprint 0.781% Hits 2
Prefix / IP version
/24 · IPv4
Network
109.76.96.0
Broadcast
109.76.96.255
Observed IPs / Subnet size
2 observed · 256 total
Centroid
53.3897 , -6.1515
Hits / Errors
2 hits · 0 errors
First / Last seen
2026-03-04 02:00 · 2026-03-07 02:00
Top ASN
Top organization / ISP
Top geo
Window / Updated
2026-03-02 → 2026-03-09 · Updated 2026-03-13 · v2

109.77.8.0/24

Risk Max LOW Footprint 0.781% Hits 2
Prefix / IP version
/24 · IPv4
Network
109.77.8.0
Broadcast
109.77.8.255
Observed IPs / Subnet size
2 observed · 256 total
Centroid
53.3855 , -6.2836
Hits / Errors
2 hits · 0 errors
First / Last seen
2026-03-01 02:00 · 2026-03-07 02:00
Top ASN
Top organization / ISP
Top geo
Window / Updated
2026-03-02 → 2026-03-09 · Updated 2026-03-13 · v2

37.228.211.0/24

Risk Max LOW Footprint 0.781% Hits 2
Prefix / IP version
/24 · IPv4
Network
37.228.211.0
Broadcast
37.228.211.255
Observed IPs / Subnet size
2 observed · 256 total
Centroid
53.3339 , -6.2271
Hits / Errors
2 hits · 0 errors
First / Last seen
2026-03-02 02:00 · 2026-03-07 02:00
Top organization / ISP
— · NTL Ireland
Top geo
Window / Updated
2026-03-02 → 2026-03-09 · Updated 2026-03-13 · v2

51.37.179.0/24

Risk Max LOW Footprint 0.781% Hits 2
Prefix / IP version
/24 · IPv4
Network
51.37.179.0
Broadcast
51.37.179.255
Observed IPs / Subnet size
2 observed · 256 total
Centroid
53.3855 , -6.2836
Hits / Errors
2 hits · 0 errors
First / Last seen
2026-03-03 02:00 · 2026-03-07 02:00
Top ASN
Top organization / ISP
Top geo
Window / Updated
2026-03-02 → 2026-03-09 · Updated 2026-03-13 · v2

109.76.150.0/24

Risk Max LOW Footprint 0.781% Hits 2
Prefix / IP version
/24 · IPv4
Network
109.76.150.0
Broadcast
109.76.150.255
Observed IPs / Subnet size
2 observed · 256 total
Centroid
53.3843 , -6.4203
Hits / Errors
2 hits · 0 errors
First / Last seen
2026-03-05 02:00 · 2026-03-06 02:00
Top ASN
Top organization / ISP
Top geo
Window / Updated
2026-03-02 → 2026-03-09 · Updated 2026-03-13 · v2

37.228.251.0/24

Risk Max LOW Footprint 0.781% Hits 2
Prefix / IP version
/24 · IPv4
Network
37.228.251.0
Broadcast
37.228.251.255
Observed IPs / Subnet size
2 observed · 256 total
Centroid
53.3634 , -6.26325
Hits / Errors
2 hits · 0 errors
First / Last seen
2026-03-04 02:00 · 2026-03-06 02:00
Top organization / ISP
— · NTL Ireland
Top geo
Window / Updated
2026-03-02 → 2026-03-09 · Updated 2026-03-13 · v2

51.186.198.0/24

Risk Max LOW Footprint 0.781% Hits 2
Prefix / IP version
/24 · IPv4
Network
51.186.198.0
Broadcast
51.186.198.255
Observed IPs / Subnet size
2 observed · 256 total
Centroid
53.3498 , -6.26031
Hits / Errors
2 hits · 0 errors
First / Last seen
2026-03-01 02:00 · 2026-03-06 02:00
Top ASN
AS5607 · Sky UK Limited
Top organization / ISP
Top geo
Window / Updated
2026-03-02 → 2026-03-09 · Updated 2026-03-13 · v2

51.187.186.0/24

Risk Max LOW Footprint 0.781% Hits 2
Prefix / IP version
/24 · IPv4
Network
51.187.186.0
Broadcast
51.187.186.255
Observed IPs / Subnet size
2 observed · 256 total
Centroid
53.325649999999996 , -6.432315
Hits / Errors
2 hits · 0 errors
First / Last seen
2026-03-01 02:00 · 2026-03-06 02:00
Top ASN
AS5607 · Sky UK Limited
Top organization / ISP
Top geo
Window / Updated
2026-03-02 → 2026-03-09 · Updated 2026-03-13 · v2

51.37.139.0/24

Risk Max LOW Footprint 0.781% Hits 2
Prefix / IP version
/24 · IPv4
Network
51.37.139.0
Broadcast
51.37.139.255
Observed IPs / Subnet size
2 observed · 256 total
Centroid
53.3297 , -6.2708
Hits / Errors
2 hits · 0 errors
First / Last seen
2026-03-01 02:00 · 2026-03-06 02:00
Top ASN
Top organization / ISP
Top geo
Window / Updated
2026-03-02 → 2026-03-09 · Updated 2026-03-13 · v2

78.152.200.0/24

Risk Max LOW Footprint 0.781% Hits 2
Prefix / IP version
/24 · IPv4
Network
78.152.200.0
Broadcast
78.152.200.255
Observed IPs / Subnet size
2 observed · 256 total
Centroid
53.3597 , -6.4496
Hits / Errors
2 hits · 0 errors
First / Last seen
2026-03-05 02:00 · 2026-03-06 02:00
Top ASN
Top organization / ISP
Top geo
Window / Updated
2026-03-02 → 2026-03-09 · Updated 2026-03-13 · v2

79.97.194.0/24

Risk Max LOW Footprint 0.781% Hits 2
Prefix / IP version
/24 · IPv4
Network
79.97.194.0
Broadcast
79.97.194.255
Observed IPs / Subnet size
2 observed · 256 total
Centroid
53.33605 , -6.2431
Hits / Errors
2 hits · 0 errors
First / Last seen
2026-03-04 02:00 · 2026-03-06 02:00
Top organization / ISP
— · NTL Ireland
Top geo
Window / Updated
2026-03-02 → 2026-03-09 · Updated 2026-03-13 · v2

104.47.51.0/24

Risk Max LOW Footprint 0.781% Hits 2
Prefix / IP version
/24 · IPv4
Network
104.47.51.0
Broadcast
104.47.51.255
Observed IPs / Subnet size
2 observed · 256 total
Centroid
52.85865 , -0.6781000000000001
Hits / Errors
2 hits · 0 errors
First / Last seen
2026-03-04 02:00 · 2026-03-05 02:00
Top ASN
Top organization / ISP
Top geo
Window / Updated
2026-03-02 → 2026-03-09 · Updated 2026-03-13 · v2

109.76.174.0/24

Risk Max LOW Footprint 0.781% Hits 2
Prefix / IP version
/24 · IPv4
Network
109.76.174.0
Broadcast
109.76.174.255
Observed IPs / Subnet size
2 observed · 256 total
Centroid
53.3843 , -6.4203
Hits / Errors
2 hits · 0 errors
First / Last seen
2026-03-01 02:00 · 2026-03-05 02:00
Top ASN
Top organization / ISP
Top geo
Window / Updated
2026-03-02 → 2026-03-09 · Updated 2026-03-13 · v2

109.77.11.0/24

Risk Max LOW Footprint 0.781% Hits 2
Prefix / IP version
/24 · IPv4
Network
109.77.11.0
Broadcast
109.77.11.255
Observed IPs / Subnet size
2 observed · 256 total
Centroid
53.3855 , -6.2836
Hits / Errors
2 hits · 0 errors
First / Last seen
2026-03-04 02:00 · 2026-03-05 02:00
Top ASN
Top organization / ISP
Top geo
Window / Updated
2026-03-02 → 2026-03-09 · Updated 2026-03-13 · v2

212.129.86.0/24

Risk Max LOW Footprint 0.781% Hits 2
Prefix / IP version
/24 · IPv4
Network
212.129.86.0
Broadcast
212.129.86.255
Observed IPs / Subnet size
2 observed · 256 total
Centroid
53.3857 , -6.2403
Hits / Errors
2 hits · 0 errors
First / Last seen
2026-03-02 02:00 · 2026-03-05 02:00
Top ASN
AS15751 · Eircom Limited
Top organization / ISP
— · METEOR-GPRS
Top geo
Window / Updated
2026-03-02 → 2026-03-09 · Updated 2026-03-13 · v2

37.228.239.0/24

Risk Max LOW Footprint 0.781% Hits 2
Prefix / IP version
/24 · IPv4
Network
37.228.239.0
Broadcast
37.228.239.255
Observed IPs / Subnet size
2 observed · 256 total
Centroid
53.3297 , -6.2708
Hits / Errors
2 hits · 0 errors
First / Last seen
2026-03-04 02:00 · 2026-03-05 02:00
Top organization / ISP
— · NTL Ireland
Top geo
Window / Updated
2026-03-02 → 2026-03-09 · Updated 2026-03-13 · v2

51.186.102.0/24

Risk Max LOW Footprint 0.781% Hits 2
Prefix / IP version
/24 · IPv4
Network
51.186.102.0
Broadcast
51.186.102.255
Observed IPs / Subnet size
2 observed · 256 total
Centroid
53.3857 , -6.2403
Hits / Errors
2 hits · 0 errors
First / Last seen
2026-03-02 02:00 · 2026-03-05 02:00
Top ASN
AS5607 · Sky UK Limited
Top organization / ISP
Top geo
Window / Updated
2026-03-02 → 2026-03-09 · Updated 2026-03-13 · v2

84.21.168.0/24

Risk Max LOW Footprint 0.781% Hits 2
Prefix / IP version
/24 · IPv4
Network
84.21.168.0
Broadcast
84.21.168.255
Observed IPs / Subnet size
2 observed · 256 total
Centroid
53.3382 , -6.2591
Hits / Errors
2 hits · 0 errors
First / Last seen
2026-03-03 02:00 · 2026-03-05 02:00
Top ASN
AS136787 · PacketHub S.A.
Top organization / ISP
Top geo
Window / Updated
2026-03-02 → 2026-03-09 · Updated 2026-03-13 · v2

109.255.0.0/24

Risk Max LOW Footprint 0.781% Hits 2
Prefix / IP version
/24 · IPv4
Network
109.255.0.0
Broadcast
109.255.0.255
Observed IPs / Subnet size
2 observed · 256 total
Centroid
53.3037 , -6.1831
Hits / Errors
2 hits · 0 errors
First / Last seen
2026-03-03 02:00 · 2026-03-04 02:00
Top organization / ISP
Top geo
Window / Updated
2026-03-02 → 2026-03-09 · Updated 2026-03-13 · v2

37.228.208.0/24

Risk Max LOW Footprint 0.781% Hits 2
Prefix / IP version
/24 · IPv4
Network
37.228.208.0
Broadcast
37.228.208.255
Observed IPs / Subnet size
2 observed · 256 total
Centroid
53.3339 , -6.2271
Hits / Errors
2 hits · 0 errors
First / Last seen
2026-03-01 02:00 · 2026-03-04 02:00
Top organization / ISP
— · NTL Ireland
Top geo
Window / Updated
2026-03-02 → 2026-03-09 · Updated 2026-03-13 · v2

80.233.33.0/24

Risk Max LOW Footprint 0.781% Hits 2
Prefix / IP version
/24 · IPv4
Network
80.233.33.0
Broadcast
80.233.33.255
Observed IPs / Subnet size
2 observed · 256 total
Centroid
53.2845 , -6.3666
Hits / Errors
2 hits · 0 errors
First / Last seen
2026-03-03 02:00 · 2026-03-04 02:00
Top geo
Window / Updated
2026-03-02 → 2026-03-09 · Updated 2026-03-13 · v2

82.25.213.0/24

Risk Max LOW Footprint 0.781% Hits 2
Prefix / IP version
/24 · IPv4
Network
82.25.213.0
Broadcast
82.25.213.255
Observed IPs / Subnet size
2 observed · 256 total
Centroid
53.3382 , -6.2591
Hits / Errors
2 hits · 0 errors
First / Last seen
2026-03-02 02:00 · 2026-03-04 02:00
Top organization / ISP
Top geo
Window / Updated
2026-03-02 → 2026-03-09 · Updated 2026-03-13 · v2

89.184.61.0/24

Risk Max LOW Footprint 0.781% Hits 2
Prefix / IP version
/24 · IPv4
Network
89.184.61.0
Broadcast
89.184.61.255
Observed IPs / Subnet size
2 observed · 256 total
Centroid
53.335 , -6.3251
Hits / Errors
2 hits · 0 errors
First / Last seen
2026-03-01 02:00 · 2026-03-04 02:00
Top geo
Window / Updated
2026-03-02 → 2026-03-09 · Updated 2026-03-13 · v2

89.184.62.0/24

Risk Max LOW Footprint 0.781% Hits 2
Prefix / IP version
/24 · IPv4
Network
89.184.62.0
Broadcast
89.184.62.255
Observed IPs / Subnet size
2 observed · 256 total
Centroid
53.335 , -6.3251
Hits / Errors
2 hits · 0 errors
First / Last seen
2026-03-02 02:00 · 2026-03-04 02:00
Top geo
Window / Updated
2026-03-02 → 2026-03-09 · Updated 2026-03-13 · v2

95.44.56.0/24

Risk Max LOW Footprint 0.781% Hits 2
Prefix / IP version
/24 · IPv4
Network
95.44.56.0
Broadcast
95.44.56.255
Observed IPs / Subnet size
2 observed · 256 total
Centroid
53.3066 , -6.296
Hits / Errors
2 hits · 0 errors
First / Last seen
2026-03-02 02:00 · 2026-03-04 02:00
Top ASN
AS5466 · Eircom Limited
Top organization / ISP
Top geo
Window / Updated
2026-03-02 → 2026-03-09 · Updated 2026-03-13 · v2

159.26.116.0/24

Risk Max LOW Footprint 0.781% Hits 2
Prefix / IP version
/24 · IPv4
Network
159.26.116.0
Broadcast
159.26.116.255
Observed IPs / Subnet size
2 observed · 256 total
Centroid
53.3382 , -6.2591
Hits / Errors
2 hits · 0 errors
First / Last seen
2026-03-01 02:00 · 2026-03-03 02:00
Top ASN
AS208172 · Proton AG
Top organization / ISP
Top geo
Window / Updated
2026-03-02 → 2026-03-09 · Updated 2026-03-13 · v2

64.252.114.0/24

Risk Max LOW Footprint 0.781% Hits 2
Prefix / IP version
/24 · IPv4
Network
64.252.114.0
Broadcast
64.252.114.255
Observed IPs / Subnet size
2 observed · 256 total
Centroid
53.3498 , -6.26031
Hits / Errors
2 hits · 0 errors
First / Last seen
2026-03-02 02:00 · 2026-03-03 02:00
Top ASN
AS14618 · Amazon.com, Inc.
Top geo
Window / Updated
2026-03-02 → 2026-03-09 · Updated 2026-03-13 · v2

82.22.214.0/24

Risk Max LOW Footprint 0.781% Hits 2
Prefix / IP version
/24 · IPv4
Network
82.22.214.0
Broadcast
82.22.214.255
Observed IPs / Subnet size
2 observed · 256 total
Centroid
53.3382 , -6.2591
Hits / Errors
2 hits · 0 errors
First / Last seen
2026-03-02 02:00 · 2026-03-03 02:00
Top organization / ISP
Top geo
Window / Updated
2026-03-02 → 2026-03-09 · Updated 2026-03-13 · v2

64.252.76.0/24

Risk Max LOW Footprint 0.391% Hits 37
Prefix / IP version
/24 · IPv4
Network
64.252.76.0
Broadcast
64.252.76.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
40.0992 , -83.1141
Hits / Errors
37 hits · 0 errors
First / Last seen
2026-03-03 02:00 · 2026-03-09 02:00
Top ASN
AS14618 · Amazon.com, Inc.
Top geo
Window / Updated
2026-03-02 → 2026-03-09 · Updated 2026-03-13 · v2

34.244.67.0/24

Risk Max LOW Footprint 0.391% Hits 22
Prefix / IP version
/24 · IPv4
Network
34.244.67.0
Broadcast
34.244.67.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
53.3498 , -6.2603100000000005
Hits / Errors
22 hits · 7 errors
First / Last seen
2026-03-04 02:00 · 2026-03-05 02:00
Top ASN
AS16509 · Amazon.com, Inc.
Top organization / ISP
Top geo
Window / Updated
2026-03-02 → 2026-03-09 · Updated 2026-03-13 · v2

20.191.45.0/24

Risk Max LOW Footprint 0.391% Hits 20
Prefix / IP version
/24 · IPv4
Network
20.191.45.0
Broadcast
20.191.45.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
53.34779999999999 , -6.2597
Hits / Errors
20 hits · 0 errors
First / Last seen
2026-03-01 02:00 · 2026-03-09 02:00
Top ASN
Top geo
Window / Updated
2026-03-02 → 2026-03-09 · Updated 2026-03-13 · v2

3.130.168.0/24

Risk Max LOW Footprint 0.391% Hits 16
Prefix / IP version
/24 · IPv4
Network
3.130.168.0
Broadcast
3.130.168.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
40.0992 , -83.1141
Hits / Errors
16 hits · 5 errors
First / Last seen
2026-03-04 02:00 · 2026-03-08 02:00
Top ASN
AS16509 · Amazon.com, Inc.
Top organization / ISP
Top geo
Window / Updated
2026-03-02 → 2026-03-09 · Updated 2026-03-13 · v2

18.218.118.0/24

Risk Max LOW Footprint 0.391% Hits 12
Prefix / IP version
/24 · IPv4
Network
18.218.118.0
Broadcast
18.218.118.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
40.0992 , -83.1141
Hits / Errors
12 hits · 6 errors
First / Last seen
2026-03-01 02:00 · 2026-03-08 02:00
Top ASN
AS16509 · Amazon.com, Inc.
Top organization / ISP
Top geo
Window / Updated
2026-03-02 → 2026-03-09 · Updated 2026-03-13 · v2
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