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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: H4Y Technologies LLC · Clear
Snapshot 2026-03-07 Results 6 Page 1 / 1

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 →

192.154.250.0/24

Risk Max — LOW Footprint 0.781% Hits 6
Prefix / IP version
/24 · IPv4
Network
192.154.250.0
Broadcast
192.154.250.255
Observed IPs / Subnet size
2 observed · 256 total
Centroid
35.2369 , -80.8957
Hits / Errors
6 hits · 0 errors
First / Last seen
2026-02-24 02:00 · 2026-02-27 02:00
Top ASN
AS397373 · H4Y Technologies LLC
Top organization / ISP
H4Y Technologies LLC · H4Y Technologies LLC
Top geo
United States · North Carolina · Charlotte
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

104.152.222.0/24

Risk Max — LOW Footprint 0.391% Hits 4
Prefix / IP version
/24 · IPv4
Network
104.152.222.0
Broadcast
104.152.222.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
44.0185 , -121.2984
Hits / Errors
4 hits · 2 errors
First / Last seen
2026-02-22 02:00 · 2026-02-26 02:00
Top ASN
AS397373 · H4Y Technologies LLC
Top organization / ISP
H4Y Technologies LLC · H4Y Technologies LLC
Top geo
United States · Oregon · Bend
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 →

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 →

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 →