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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: Irving · Clear
Snapshot 2026-01-21 Results 25 Page 1 / 1

172.108.20.0/24

Risk Max 1 LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
172.108.20.0
Broadcast
172.108.20.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
32.992 , -96.9303
Hits / Errors
1 hits · 0 errors
First / Last seen
2023-07-14 12:22 · 2023-07-14 12:22
Top ASN
AS5650 · Frontier Communications of America, Inc.
Top organization / ISP
SOFTCOM · FTR3 BDSL Irving TX, Frontier Communications Solutions
Top geo
United States · Texas · Carrollton
Window / Updated
2023-07-10 → 2023-07-17 · Updated 2026-01-14 · v2
Open report →

174.244.52.0/24

Risk Max — LOW Footprint 0.781% Hits 2
Prefix / IP version
/24 · IPv4
Network
174.244.52.0
Broadcast
174.244.52.255
Observed IPs / Subnet size
2 observed · 256 total
Centroid
32.8231 , -96.9668
Hits / Errors
2 hits · 1 errors
First / Last seen
2025-05-05 17:00 · 2025-05-06 01:03
Top ASN
AS6167 · Verizon Business
Top organization / ISP
Verizon Business · Verizon Business
Top geo
United States · Texas · Irving
Window / Updated
2025-05-05 → 2025-05-12 · Updated 2026-01-14 · v2
Open report →

51.81.105.0/24

Risk Max — LOW Footprint 0.391% Hits 84
Prefix / IP version
/24 · IPv4
Network
51.81.105.0
Broadcast
51.81.105.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
32.8586 , -96.9287
Hits / Errors
84 hits · 20 errors
First / Last seen
2024-10-11 01:49 · 2024-10-11 09:11
Top ASN
AS16276 · OVH SAS
Top organization / ISP
OVH US · OVH SAS
Top geo
United States · Texas · Irving
Window / Updated
2024-10-07 → 2024-10-14 · Updated 2026-01-14 · v2
Open report →

108.211.94.0/24

Risk Max — LOW Footprint 0.391% Hits 27
Prefix / IP version
/24 · IPv4
Network
108.211.94.0
Broadcast
108.211.94.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
32.926 , -96.9666
Hits / Errors
27 hits · 1 errors
First / Last seen
2024-09-07 22:19 · 2024-09-07 22:41
Top ASN
AS7018 · AT&T Enterprises, LLC
Top organization / ISP
AT&T Corp · AT&T Enterprises, LLC
Top geo
United States · Texas · Irving
Window / Updated
2024-09-02 → 2024-09-09 · Updated 2026-01-14 · v2
Open report →

208.44.189.0/24

Risk Max — LOW Footprint 0.391% Hits 21
Prefix / IP version
/24 · IPv4
Network
208.44.189.0
Broadcast
208.44.189.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
32.8935 , -96.9843
Hits / Errors
21 hits · 0 errors
First / Last seen
2025-02-17 07:44 · 2025-02-17 08:56
Top ASN
AS3356 · Level 3 Parent, LLC
Top organization / ISP
NEC · CenturyLink Communications
Top geo
United States · Texas · Irving
Window / Updated
2025-02-17 → 2025-02-24 · Updated 2026-01-14 · v2
Open report →

24.28.172.0/24

Risk Max — LOW Footprint 0.391% Hits 5
Prefix / IP version
/24 · IPv4
Network
24.28.172.0
Broadcast
24.28.172.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
32.8489 , -96.9667
Hits / Errors
5 hits · 0 errors
First / Last seen
2024-11-23 03:53 · 2024-11-23 03:53
Top ASN
AS11427 · Charter Communications Inc
Top organization / ISP
Spectrum · Charter Communications
Top geo
United States · Texas · Irving
Window / Updated
2024-11-18 → 2024-11-25 · Updated 2026-01-14 · v2
Open report →

162.210.173.0/24

Risk Max — LOW Footprint 0.391% Hits 4
Prefix / IP version
/24 · IPv4
Network
162.210.173.0
Broadcast
162.210.173.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
32.8489 , -96.9667
Hits / Errors
4 hits · 0 errors
First / Last seen
2025-07-17 17:39 · 2025-07-17 17:39
Top ASN
AS46841 · Fork Networking, LLC
Top organization / ISP
VirtualVM LLC · Fork Networking
Top geo
United States · Texas · Irving
Window / Updated
2025-07-14 → 2025-07-21 · Updated 2026-01-14 · v2
Open report →

47.188.8.0/24

Risk Max — LOW Footprint 0.391% Hits 2
Prefix / IP version
/24 · IPv4
Network
47.188.8.0
Broadcast
47.188.8.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
32.8489 , -96.9667
Hits / Errors
2 hits · 0 errors
First / Last seen
2025-08-07 17:14 · 2025-08-07 17:14
Top ASN
AS5650 · Frontier Communications of America, Inc.
Top organization / ISP
FTR3 FiberOptic-D Irving TX · Frontier Communications Solutions
Top geo
United States · Texas · Irving
Window / Updated
2025-08-04 → 2025-08-11 · Updated 2026-01-14 · v2
Open report →

146.75.164.0/24

Risk Max — LOW Footprint 0.391% Hits 2
Prefix / IP version
/24 · IPv4
Network
146.75.164.0
Broadcast
146.75.164.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
32.799 , -96.956
Hits / Errors
2 hits · 1 errors
First / Last seen
2025-01-23 22:13 · 2025-01-23 22:13
Top ASN
AS54113 · Fastly, Inc.
Top organization / ISP
iCloud Private Relay · Fastly, Inc.
Top geo
United States · Texas · Irving
Window / Updated
2025-01-20 → 2025-01-27 · Updated 2026-01-14 · v2
Open report →

173.70.249.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
173.70.249.0
Broadcast
173.70.249.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
40.7238 , -74.2293
Hits / Errors
1 hits · 0 errors
First / Last seen
2025-12-14 07:02 · 2025-12-14 07:02
Top ASN
AS701 · Verizon Business
Top organization / ISP
Verizon Business · Verizon Business
Top geo
United States · New Jersey · Irvington
Window / Updated
2025-12-08 → 2025-12-15 · Updated 2026-01-14 · v2
Open report →

97.99.39.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
97.99.39.0
Broadcast
97.99.39.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
32.799 , -96.956
Hits / Errors
1 hits · 1 errors
First / Last seen
2025-10-11 11:13 · 2025-10-11 11:13
Top ASN
AS11427 · Charter Communications Inc
Top organization / ISP
Spectrum · Charter Communications
Top geo
United States · Texas · Irving
Window / Updated
2025-10-06 → 2025-10-13 · Updated 2026-01-14 · v2
Open report →

100.35.87.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
100.35.87.0
Broadcast
100.35.87.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
40.7238 , -74.2293
Hits / Errors
1 hits · 0 errors
First / Last seen
2025-08-14 21:10 · 2025-08-14 21:10
Top ASN
AS701 · Verizon Business
Top organization / ISP
MCI Communications Services, Inc. d/b/a Verizon Business · Verizon Communications
Top geo
United States · New Jersey · Irvington
Window / Updated
2025-08-11 → 2025-08-18 · Updated 2026-01-14 · v2
Open report →

47.183.212.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
47.183.212.0
Broadcast
47.183.212.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
32.799 , -96.956
Hits / Errors
1 hits · 0 errors
First / Last seen
2025-08-07 01:15 · 2025-08-07 01:15
Top ASN
AS5650 · Frontier Communications of America, Inc.
Top organization / ISP
FTR3 FiberOptic-D Irving TX · Frontier Communications Solutions
Top geo
United States · Texas · Irving
Window / Updated
2025-08-04 → 2025-08-11 · Updated 2026-01-14 · v2
Open report →

47.188.147.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
47.188.147.0
Broadcast
47.188.147.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
32.8231 , -96.9668
Hits / Errors
1 hits · 0 errors
First / Last seen
2025-08-04 07:22 · 2025-08-04 07:22
Top ASN
AS5650 · Frontier Communications of America, Inc.
Top organization / ISP
FTR3 FiberOptic-D Irving TX · Frontier Communications Solutions
Top geo
United States · Texas · Irving
Window / Updated
2025-08-04 → 2025-08-11 · Updated 2026-01-14 · v2
Open report →

47.189.182.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
47.189.182.0
Broadcast
47.189.182.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
32.799 , -96.956
Hits / Errors
1 hits · 0 errors
First / Last seen
2025-08-02 20:27 · 2025-08-02 20:27
Top ASN
AS5650 · Frontier Communications of America, Inc.
Top organization / ISP
Frontier Communications Corporation · Frontier Communications of America, Inc.
Top geo
United States · Texas · Irving
Window / Updated
2025-07-28 → 2025-08-04 · Updated 2026-01-14 · v2
Open report →

47.187.41.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
47.187.41.0
Broadcast
47.187.41.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
32.8489 , -96.9667
Hits / Errors
1 hits · 0 errors
First / Last seen
2025-07-22 15:28 · 2025-07-22 15:28
Top ASN
AS5650 · Frontier Communications of America, Inc.
Top organization / ISP
FTR3 FiberOptic-D Irving TX · Frontier Communications Solutions
Top geo
United States · Texas · Irving
Window / Updated
2025-07-21 → 2025-07-28 · Updated 2026-01-14 · v2
Open report →

47.186.147.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
47.186.147.0
Broadcast
47.186.147.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
32.799 , -96.956
Hits / Errors
1 hits · 1 errors
First / Last seen
2025-07-22 09:59 · 2025-07-22 09:59
Top ASN
AS5650 · Frontier Communications of America, Inc.
Top organization / ISP
Frontier Communications Corporation · Frontier Communications of America, Inc.
Top geo
United States · Texas · Irving
Window / Updated
2025-07-21 → 2025-07-28 · Updated 2026-01-14 · v2
Open report →

104.187.113.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
104.187.113.0
Broadcast
104.187.113.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
32.926 , -96.9666
Hits / Errors
1 hits · 0 errors
First / Last seen
2025-07-16 20:34 · 2025-07-16 20:34
Top ASN
AS7018 · AT&T Enterprises, LLC
Top organization / ISP
AT&T Enterprises, LLC · AT&T Enterprises, LLC
Top geo
United States · Texas · Irving
Window / Updated
2025-07-14 → 2025-07-21 · Updated 2026-01-14 · v2
Open report →

173.54.126.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
173.54.126.0
Broadcast
173.54.126.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
40.7238 , -74.2293
Hits / Errors
1 hits · 0 errors
First / Last seen
2025-06-24 16:27 · 2025-06-24 16:27
Top ASN
AS701 · Verizon Business
Top organization / ISP
Verizon Business · Verizon Business
Top geo
United States · New Jersey · Irvington
Window / Updated
2025-06-23 → 2025-06-30 · Updated 2026-01-14 · v2
Open report →

173.18.128.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
173.18.128.0
Broadcast
173.18.128.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
30.4837 , -88.2414
Hits / Errors
1 hits · 0 errors
First / Last seen
2025-05-06 15:09 · 2025-05-06 15:09
Top ASN
AS30036 · Mediacom Communications Corp
Top organization / ISP
Mediacom Communications Corp · Mediacom Communications Corp
Top geo
United States · Alabama · Irvington
Window / Updated
2025-05-05 → 2025-05-12 · Updated 2026-01-14 · v2
Open report →

47.160.126.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
47.160.126.0
Broadcast
47.160.126.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
32.8231 , -96.9668
Hits / Errors
1 hits · 0 errors
First / Last seen
2025-05-05 16:20 · 2025-05-05 16:20
Top ASN
AS5650 · Frontier Communications of America, Inc.
Top organization / ISP
FTR3 FiberOptic-D Irving TX · Frontier Communications Solutions
Top geo
United States · Texas · Irving
Window / Updated
2025-05-05 → 2025-05-12 · Updated 2026-01-14 · v2
Open report →

97.99.101.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
97.99.101.0
Broadcast
97.99.101.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
32.8489 , -96.9667
Hits / Errors
1 hits · 0 errors
First / Last seen
2025-05-04 20:03 · 2025-05-04 20:03
Top ASN
AS11427 · Charter Communications Inc
Top organization / ISP
Spectrum · Charter Communications
Top geo
United States · Texas · Irving
Window / Updated
2025-04-28 → 2025-05-05 · Updated 2026-01-14 · v2
Open report →

173.63.170.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
173.63.170.0
Broadcast
173.63.170.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
40.7238 , -74.2293
Hits / Errors
1 hits · 1 errors
First / Last seen
2025-04-15 02:42 · 2025-04-15 02:42
Top ASN
AS701 · Verizon Business
Top organization / ISP
Verizon Business · Verizon Business
Top geo
United States · New Jersey · Irvington
Window / Updated
2025-04-14 → 2025-04-21 · Updated 2026-01-14 · v2
Open report →

97.154.156.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
97.154.156.0
Broadcast
97.154.156.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
32.8684 , -96.9384
Hits / Errors
1 hits · 0 errors
First / Last seen
2025-02-14 12:57 · 2025-02-14 12:57
Top ASN
AS6167 · Verizon Business
Top organization / ISP
Verizon Business · Verizon Business
Top geo
United States · Texas · Irving
Window / Updated
2025-02-10 → 2025-02-17 · Updated 2026-01-14 · v2
Open report →

64.136.95.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
64.136.95.0
Broadcast
64.136.95.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
32.8684 , -96.9384
Hits / Errors
1 hits · 0 errors
First / Last seen
2024-11-13 10:42 · 2024-11-13 10:42
Top ASN
AS22921 · SEAC Network Solutions LLC
Top organization / ISP
SEAC Network Solutions LLC · SEAC Network Solutions LLC
Top geo
United States · Texas · Irving
Window / Updated
2024-11-11 → 2024-11-18 · Updated 2026-01-14 · v2
Open report →