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.
Search
Active filter:
New York City Board of Education
·
Clear
Snapshot
2026-01-20
Results
15
Page
1
/
1
165.155.167.0/24
Risk Max
—
LOW
Footprint
0.391
%
Hits
50
Prefix / IP version
/24 · IPv4
Network
165.155.167.0
Broadcast
165.155.167.255
Observed IPs / Subnet size
1
observed ·
256
total
Centroid
40.6713 , -73.8943
Hits / Errors
50
hits ·
3
errors
First / Last seen
2025-01-16 20:57 · 2025-01-16 20:57
Top ASN
AS21704 ·
New York City Board of Education
Top organization / ISP
Department of Education
·
New York City Board of Education
Top geo
United States
·
New York
·
Brooklyn
Window / Updated
2025-01-13 → 2025-01-20 · Updated
2026-01-14
· v2
Open report →
165.155.154.0/24
Risk Max
—
LOW
Footprint
0.391
%
Hits
38
Prefix / IP version
/24 · IPv4
Network
165.155.154.0
Broadcast
165.155.154.255
Observed IPs / Subnet size
1
observed ·
256
total
Centroid
40.6186 , -73.9272
Hits / Errors
38
hits ·
0
errors
First / Last seen
2025-05-12 18:40 · 2025-05-12 18:59
Top ASN
AS21704 ·
New York City Board of Education
Top organization / ISP
Department of Education
·
New York City Board of Education
Top geo
United States
·
New York
·
Brooklyn
Window / Updated
2025-05-12 → 2025-05-19 · Updated
2026-01-14
· v2
Open report →
165.155.137.0/24
Risk Max
—
LOW
Footprint
0.391
%
Hits
38
Prefix / IP version
/24 · IPv4
Network
165.155.137.0
Broadcast
165.155.137.255
Observed IPs / Subnet size
1
observed ·
256
total
Centroid
40.8547 , -73.9218
Hits / Errors
38
hits ·
1
errors
First / Last seen
2025-01-09 19:04 · 2025-01-09 22:17
Top ASN
AS21704 ·
New York City Board of Education
Top organization / ISP
Department of Education
·
New York City Board of Education
Top geo
United States
·
New York
·
The Bronx
Window / Updated
2025-01-06 → 2025-01-13 · Updated
2026-01-14
· v2
Open report →
165.155.130.0/24
Risk Max
—
LOW
Footprint
0.391
%
Hits
31
Prefix / IP version
/24 · IPv4
Network
165.155.130.0
Broadcast
165.155.130.255
Observed IPs / Subnet size
1
observed ·
256
total
Centroid
40.9014 , -73.9056
Hits / Errors
31
hits ·
0
errors
First / Last seen
2025-02-13 20:52 · 2025-02-13 20:52
Top ASN
AS21704 ·
New York City Board of Education
Top organization / ISP
Department of Education
·
New York City Board of Education
Top geo
United States
·
New York
·
The Bronx
Window / Updated
2025-02-10 → 2025-02-17 · Updated
2026-01-14
· v2
Open report →
165.155.138.0/24
Risk Max
—
LOW
Footprint
0.391
%
Hits
28
Prefix / IP version
/24 · IPv4
Network
165.155.138.0
Broadcast
165.155.138.255
Observed IPs / Subnet size
1
observed ·
256
total
Centroid
40.9014 , -73.9056
Hits / Errors
28
hits ·
0
errors
First / Last seen
2025-03-17 18:23 · 2025-03-17 18:24
Top ASN
AS21704 ·
New York City Board of Education
Top organization / ISP
Department of Education
·
New York City Board of Education
Top geo
United States
·
New York
·
The Bronx
Window / Updated
2025-03-17 → 2025-03-24 · Updated
2026-01-14
· v2
Open report →
165.155.169.0/24
Risk Max
—
LOW
Footprint
0.391
%
Hits
28
Prefix / IP version
/24 · IPv4
Network
165.155.169.0
Broadcast
165.155.169.255
Observed IPs / Subnet size
1
observed ·
256
total
Centroid
40.67130000000001 , -73.8943
Hits / Errors
28
hits ·
0
errors
First / Last seen
2025-01-09 15:38 · 2025-01-09 16:44
Top ASN
AS21704 ·
New York City Board of Education
Top organization / ISP
Department of Education
·
New York City Board of Education
Top geo
United States
·
New York
·
Brooklyn
Window / Updated
2025-01-06 → 2025-01-13 · Updated
2026-01-14
· v2
Open report →
165.155.129.0/24
Risk Max
—
LOW
Footprint
0.391
%
Hits
27
Prefix / IP version
/24 · IPv4
Network
165.155.129.0
Broadcast
165.155.129.255
Observed IPs / Subnet size
1
observed ·
256
total
Centroid
40.9014 , -73.9056
Hits / Errors
27
hits ·
1
errors
First / Last seen
2025-01-22 21:55 · 2025-01-22 22:39
Top ASN
AS21704 ·
New York City Board of Education
Top organization / ISP
Department of Education
·
New York City Board of Education
Top geo
United States
·
New York
·
The Bronx
Window / Updated
2025-01-20 → 2025-01-27 · Updated
2026-01-14
· v2
Open report →
165.155.136.0/24
Risk Max
—
LOW
Footprint
0.391
%
Hits
25
Prefix / IP version
/24 · IPv4
Network
165.155.136.0
Broadcast
165.155.136.255
Observed IPs / Subnet size
1
observed ·
256
total
Centroid
40.8246 , -73.815
Hits / Errors
25
hits ·
0
errors
First / Last seen
2025-01-23 15:37 · 2025-01-23 18:49
Top ASN
AS21704 ·
New York City Board of Education
Top organization / ISP
Department of Education
·
New York City Board of Education
Top geo
United States
·
New York
·
The Bronx
Window / Updated
2025-01-20 → 2025-01-27 · Updated
2026-01-14
· v2
Open report →
165.155.172.0/24
Risk Max
—
LOW
Footprint
0.391
%
Hits
19
Prefix / IP version
/24 · IPv4
Network
165.155.172.0
Broadcast
165.155.172.255
Observed IPs / Subnet size
1
observed ·
256
total
Centroid
40.6713 , -73.8943
Hits / Errors
19
hits ·
0
errors
First / Last seen
2025-03-03 17:52 · 2025-03-03 18:18
Top ASN
AS21704 ·
New York City Board of Education
Top organization / ISP
Department of Education
·
New York City Board of Education
Top geo
United States
·
New York
·
Brooklyn
Window / Updated
2025-03-03 → 2025-03-10 · Updated
2026-01-14
· v2
Open report →
165.155.164.0/24
Risk Max
—
LOW
Footprint
0.391
%
Hits
17
Prefix / IP version
/24 · IPv4
Network
165.155.164.0
Broadcast
165.155.164.255
Observed IPs / Subnet size
1
observed ·
256
total
Centroid
40.7035 , -73.9235
Hits / Errors
17
hits ·
0
errors
First / Last seen
2025-02-24 21:00 · 2025-02-24 21:01
Top ASN
AS21704 ·
New York City Board of Education
Top organization / ISP
Department of Education
·
New York City Board of Education
Top geo
United States
·
New York
·
Brooklyn
Window / Updated
2025-02-24 → 2025-03-03 · Updated
2026-01-14
· v2
Open report →
165.155.160.0/24
Risk Max
—
LOW
Footprint
0.391
%
Hits
15
Prefix / IP version
/24 · IPv4
Network
165.155.160.0
Broadcast
165.155.160.255
Observed IPs / Subnet size
1
observed ·
256
total
Centroid
40.6713 , -73.8943
Hits / Errors
15
hits ·
0
errors
First / Last seen
2025-03-07 16:08 · 2025-03-07 16:09
Top ASN
AS21704 ·
New York City Board of Education
Top organization / ISP
Department of Education
·
New York City Board of Education
Top geo
United States
·
New York
·
Brooklyn
Window / Updated
2025-03-03 → 2025-03-10 · Updated
2026-01-14
· v2
Open report →
165.155.170.0/24
Risk Max
—
LOW
Footprint
0.391
%
Hits
14
Prefix / IP version
/24 · IPv4
Network
165.155.170.0
Broadcast
165.155.170.255
Observed IPs / Subnet size
1
observed ·
256
total
Centroid
40.67130000000001 , -73.8943
Hits / Errors
14
hits ·
0
errors
First / Last seen
2025-03-07 17:08 · 2025-03-07 17:21
Top ASN
AS21704 ·
New York City Board of Education
Top organization / ISP
Department of Education
·
New York City Board of Education
Top geo
United States
·
New York
·
Brooklyn
Window / Updated
2025-03-03 → 2025-03-10 · Updated
2026-01-14
· v2
Open report →
165.155.139.0/24
Risk Max
—
LOW
Footprint
0.391
%
Hits
10
Prefix / IP version
/24 · IPv4
Network
165.155.139.0
Broadcast
165.155.139.255
Observed IPs / Subnet size
1
observed ·
256
total
Centroid
40.9014 , -73.9056
Hits / Errors
10
hits ·
0
errors
First / Last seen
2024-10-09 19:08 · 2024-10-09 19:09
Top ASN
AS21704 ·
New York City Board of Education
Top organization / ISP
Department of Education
·
New York City Board of Education
Top geo
United States
·
New York
·
The Bronx
Window / Updated
2024-10-07 → 2024-10-14 · Updated
2026-01-14
· v2
Open report →
165.155.161.0/24
Risk Max
—
LOW
Footprint
0.391
%
Hits
6
Prefix / IP version
/24 · IPv4
Network
165.155.161.0
Broadcast
165.155.161.255
Observed IPs / Subnet size
1
observed ·
256
total
Centroid
40.6713 , -73.8943
Hits / Errors
6
hits ·
0
errors
First / Last seen
2025-03-14 15:20 · 2025-03-14 18:02
Top ASN
AS21704 ·
New York City Board of Education
Top organization / ISP
Department of Education
·
New York City Board of Education
Top geo
United States
·
New York
·
Brooklyn
Window / Updated
2025-03-10 → 2025-03-17 · Updated
2026-01-14
· v2
Open report →
165.155.132.0/24
Risk Max
—
LOW
Footprint
0.391
%
Hits
5
Prefix / IP version
/24 · IPv4
Network
165.155.132.0
Broadcast
165.155.132.255
Observed IPs / Subnet size
1
observed ·
256
total
Centroid
40.9014 , -73.9056
Hits / Errors
5
hits ·
0
errors
First / Last seen
2025-01-10 01:48 · 2025-01-11 05:17
Top ASN
AS21704 ·
New York City Board of Education
Top organization / ISP
Department of Education
·
New York City Board of Education
Top geo
United States
·
New York
·
The Bronx
Window / Updated
2025-01-06 → 2025-01-13 · Updated
2026-01-14
· v2
Open report →
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