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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: Tier.Net Technologies LLC · Clear
Snapshot 2026-03-08 Results 24 Page 1 / 1

31.58.26.0/24

Risk Max — LOW Footprint 1.953% Hits 5
Prefix / IP version
/24 · IPv4
Network
31.58.26.0
Broadcast
31.58.26.255
Observed IPs / Subnet size
5 observed · 256 total
Centroid
39.0469 , -77.4903
Hits / Errors
5 hits · 5 errors
First / Last seen
2026-02-24 02:00 · 2026-02-27 02:00
Top ASN
AS397423 · Tier.Net Technologies LLC
Top organization / ISP
— · Tier.Net Technologies LLC
Top geo
United States · Virginia · Ashburn
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

31.58.21.0/24

Risk Max — LOW Footprint 1.172% Hits 5
Prefix / IP version
/24 · IPv4
Network
31.58.21.0
Broadcast
31.58.21.255
Observed IPs / Subnet size
3 observed · 256 total
Centroid
39.0469 , -77.4903
Hits / Errors
5 hits · 1 errors
First / Last seen
2026-02-23 02:00 · 2026-02-27 02:00
Top ASN
AS397423 · Tier.Net Technologies LLC
Top organization / ISP
Private Customer · Tier.Net Technologies LLC
Top geo
United States · Virginia · Ashburn
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

198.37.121.0/24

Risk Max — LOW Footprint 1.172% Hits 3
Prefix / IP version
/24 · IPv4
Network
198.37.121.0
Broadcast
198.37.121.255
Observed IPs / Subnet size
3 observed · 256 total
Centroid
35.2369 , -80.8957
Hits / Errors
3 hits · 2 errors
First / Last seen
2026-02-23 02:00 · 2026-02-27 02:00
Top ASN
AS397423 · Tier.Net Technologies LLC
Top organization / ISP
H4Y Technologies LLC · Tier.Net Technologies LLC
Top geo
United States · North Carolina · Charlotte
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

31.57.87.0/24

Risk Max — LOW Footprint 1.172% Hits 3
Prefix / IP version
/24 · IPv4
Network
31.57.87.0
Broadcast
31.57.87.255
Observed IPs / Subnet size
3 observed · 256 total
Centroid
39.0469 , -77.4903
Hits / Errors
3 hits · 2 errors
First / Last seen
2026-02-23 02:00 · 2026-02-27 02:00
Top ASN
AS397423 · Tier.Net Technologies LLC
Top organization / ISP
Gold IP L.l.c-fz · Tier.Net Technologies LLC
Top geo
United States · Virginia · Ashburn
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

31.57.85.0/24

Risk Max — LOW Footprint 0.781% Hits 6
Prefix / IP version
/24 · IPv4
Network
31.57.85.0
Broadcast
31.57.85.255
Observed IPs / Subnet size
2 observed · 256 total
Centroid
39.0469 , -77.4903
Hits / Errors
6 hits · 0 errors
First / Last seen
2026-02-24 02:00 · 2026-02-25 02:00
Top ASN
AS397423 · Tier.Net Technologies LLC
Top organization / ISP
— · Tier.Net Technologies LLC
Top geo
United States · Virginia · Ashburn
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

146.103.5.0/24

Risk Max — LOW Footprint 0.781% Hits 4
Prefix / IP version
/24 · IPv4
Network
146.103.5.0
Broadcast
146.103.5.255
Observed IPs / Subnet size
2 observed · 256 total
Centroid
39.0469 , -77.4903
Hits / Errors
4 hits · 1 errors
First / Last seen
2026-02-24 02:00 · 2026-02-25 02:00
Top ASN
AS397423 · Tier.Net Technologies LLC
Top organization / ISP
Brander Group Inc · Tier.Net Technologies LLC
Top geo
United States · Virginia · Ashburn
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

145.223.58.0/24

Risk Max — LOW Footprint 0.781% Hits 2
Prefix / IP version
/24 · IPv4
Network
145.223.58.0
Broadcast
145.223.58.255
Observed IPs / Subnet size
2 observed · 256 total
Centroid
39.0469 , -77.4903
Hits / Errors
2 hits · 2 errors
First / Last seen
2026-02-24 02:00 · 2026-02-27 02:00
Top ASN
AS397423 · Tier.Net Technologies LLC
Top organization / ISP
Royal FloraHolland · DELTA Fiber Nederland customer: Royal FloraHolland
Top geo
United States · Virginia · Ashburn
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

154.29.65.0/24

Risk Max — LOW Footprint 0.781% Hits 2
Prefix / IP version
/24 · IPv4
Network
154.29.65.0
Broadcast
154.29.65.255
Observed IPs / Subnet size
2 observed · 256 total
Centroid
44.0185 , -121.2984
Hits / Errors
2 hits · 2 errors
First / Last seen
2026-02-26 02:00 · 2026-02-27 02:00
Top ASN
AS397423 · Tier.Net Technologies LLC
Top organization / ISP
Aventice LLC · Cogent Communications
Top geo
United States · Oregon · Bend
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

154.29.87.0/24

Risk Max — LOW Footprint 0.781% Hits 2
Prefix / IP version
/24 · IPv4
Network
154.29.87.0
Broadcast
154.29.87.255
Observed IPs / Subnet size
2 observed · 256 total
Centroid
39.018 , -77.539
Hits / Errors
2 hits · 2 errors
First / Last seen
2026-02-26 02:00 · 2026-02-27 02:00
Top ASN
AS397423 · Tier.Net Technologies LLC
Top organization / ISP
Aventice LLC · Cogent Communications
Top geo
United States · Virginia · Ashburn
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

31.58.16.0/24

Risk Max — LOW Footprint 0.781% Hits 2
Prefix / IP version
/24 · IPv4
Network
31.58.16.0
Broadcast
31.58.16.255
Observed IPs / Subnet size
2 observed · 256 total
Centroid
39.0469 , -77.4903
Hits / Errors
2 hits · 1 errors
First / Last seen
2026-02-24 02:00 · 2026-02-27 02:00
Top ASN
AS397423 · Tier.Net Technologies LLC
Top organization / ISP
Private Customer · Tier.Net Technologies LLC
Top geo
United States · Virginia · Ashburn
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

31.59.13.0/24

Risk Max — LOW Footprint 0.781% Hits 2
Prefix / IP version
/24 · IPv4
Network
31.59.13.0
Broadcast
31.59.13.255
Observed IPs / Subnet size
2 observed · 256 total
Centroid
39.0469 , -77.4903
Hits / Errors
2 hits · 2 errors
First / Last seen
2026-02-26 02:00 · 2026-02-27 02:00
Top ASN
AS397423 · Tier.Net Technologies LLC
Top organization / ISP
— · Tier.Net Technologies LLC
Top geo
United States · Virginia · Ashburn
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

104.245.244.0/24

Risk Max — LOW Footprint 0.391% Hits 3
Prefix / IP version
/24 · IPv4
Network
104.245.244.0
Broadcast
104.245.244.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
39.018 , -77.539
Hits / Errors
3 hits · 0 errors
First / Last seen
2026-02-24 02:00 · 2026-02-25 02:00
Top ASN
AS397423 · Tier.Net Technologies LLC
Top organization / ISP
Tier.Net Technologies LLC · Tier.Net Technologies LLC
Top geo
United States · Virginia · Ashburn
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

147.124.198.0/24

Risk Max — LOW Footprint 0.391% Hits 3
Prefix / IP version
/24 · IPv4
Network
147.124.198.0
Broadcast
147.124.198.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
38.9072 , -77.0369
Hits / Errors
3 hits · 0 errors
First / Last seen
2026-02-24 02:00 · 2026-02-25 02:00
Top ASN
AS397423 · Tier.Net Technologies LLC
Top organization / ISP
Tier.Net Technologies LLC · Tier.Net Technologies LLC
Top geo
United States · District of Columbia · Washington
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

198.37.116.0/24

Risk Max — LOW Footprint 0.391% Hits 3
Prefix / IP version
/24 · IPv4
Network
198.37.116.0
Broadcast
198.37.116.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
35.1938 , -80.9383
Hits / Errors
3 hits · 0 errors
First / Last seen
2026-02-24 02:00 · 2026-02-25 02:00
Top ASN
AS397423 · Tier.Net Technologies LLC
Top organization / ISP
IPXO LLC, H4Y Technologies LLC, DC74 LLC · Same Day Funding
Top geo
United States · North Carolina · Charlotte
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

31.58.10.0/24

Risk Max — LOW Footprint 0.391% Hits 3
Prefix / IP version
/24 · IPv4
Network
31.58.10.0
Broadcast
31.58.10.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
39.0469 , -77.4903
Hits / Errors
3 hits · 0 errors
First / Last seen
2026-02-24 02:00 · 2026-02-25 02:00
Top ASN
AS397423 · Tier.Net Technologies LLC
Top organization / ISP
— · Tier.Net Technologies LLC
Top geo
United States · Virginia · Ashburn
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

31.58.19.0/24

Risk Max — LOW Footprint 0.391% Hits 3
Prefix / IP version
/24 · IPv4
Network
31.58.19.0
Broadcast
31.58.19.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
39.0469 , -77.4903
Hits / Errors
3 hits · 0 errors
First / Last seen
2026-02-24 02:00 · 2026-02-25 02:00
Top ASN
AS397423 · Tier.Net Technologies LLC
Top organization / ISP
Private Customer · Tier.Net Technologies LLC
Top geo
United States · Virginia · Ashburn
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

31.58.30.0/24

Risk Max — LOW Footprint 0.391% Hits 3
Prefix / IP version
/24 · IPv4
Network
31.58.30.0
Broadcast
31.58.30.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
39.0469 , -77.4903
Hits / Errors
3 hits · 0 errors
First / Last seen
2026-02-24 02:00 · 2026-02-25 02:00
Top ASN
AS397423 · Tier.Net Technologies LLC
Top organization / ISP
— · Tier.Net Technologies LLC
Top geo
United States · Virginia · Ashburn
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

31.58.20.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
31.58.20.0
Broadcast
31.58.20.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
39.0469 , -77.4903
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-03-01 02:00 · 2026-03-02 02:00
Top ASN
AS397423 · Tier.Net Technologies LLC
Top organization / ISP
— · Tier.Net Technologies LLC
Top geo
United States · Virginia · Ashburn
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

198.37.111.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
198.37.111.0
Broadcast
198.37.111.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
35.2369 , -80.8957
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-02-28 02:00 · 2026-03-01 02:00
Top ASN
AS397423 · Tier.Net Technologies LLC
Top organization / ISP
Same Day Funding · IPXO LLC, H4Y Technologies LLC, Tier.Net Technologies LLC
Top geo
United States · North Carolina · Charlotte
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

31.59.18.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
31.59.18.0
Broadcast
31.59.18.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
39.0469 , -77.4903
Hits / Errors
1 hits · 1 errors
First / Last seen
2026-02-26 02:00 · 2026-02-27 02:00
Top ASN
AS397423 · Tier.Net Technologies LLC
Top organization / ISP
Private Customer · Tier.Net Technologies LLC
Top geo
United States · Virginia · Ashburn
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

191.96.101.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
191.96.101.0
Broadcast
191.96.101.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
35.2369 , -80.8957
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-02-23 02:00 · 2026-02-24 02:00
Top ASN
AS397423 · Tier.Net Technologies LLC
Top organization / ISP
Ipxo · Tier.Net Technologies LLC
Top geo
United States · North Carolina · Charlotte
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

198.37.99.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
198.37.99.0
Broadcast
198.37.99.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
35.2369 , -80.8957
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-02-23 02:00 · 2026-02-24 02:00
Top ASN
AS397423 · Tier.Net Technologies LLC
Top organization / ISP
H4Y Technologies LLC · Tier.Net Technologies LLC
Top geo
United States · North Carolina · Charlotte
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

66.235.168.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
66.235.168.0
Broadcast
66.235.168.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
44.0185 , -121.2984
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-02-23 02:00 · 2026-02-24 02:00
Top ASN
AS397423 · Tier.Net Technologies LLC
Top organization / ISP
HopOne Internet Corporation · Tier.Net Technologies LLC
Top geo
United States · Oregon · Bend
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

45.59.161.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
45.59.161.0
Broadcast
45.59.161.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
40.5795 , -74.1502
Hits / Errors
1 hits · 1 errors
First / Last seen
2026-02-22 02:00 · 2026-02-23 02:00
Top ASN
AS397423 · Tier.Net Technologies LLC
Top organization / ISP
Tier.Net Technologies LLC · Tier.Net Technologies LLC
Top geo
United States · New York · Staten Island
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →