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Subnet Overview

Model: v1 Updated: Jan. 14, 2026, 10:44 a.m.
Report for 52.156.77.0/24 • United States • Microsoft Corporation City report ASN report

High-level context about this subnet: size, density, traffic, risk, and geographic footprint.

Traffic ready Risk ready Snapshot ready Window Aug. 18, 2025, 1 a.m. → Aug. 25, 2025, 1 a.m. Model v1
CIDR
52.156.77.0/24
Prefix
/24
IP Version
IPv4
Subnet Size
256
Network Address
52.156.77.0
Broadcast / Last
52.156.77.255
Observed IPs
1
Footprint
0.391%
Total Hits
4863
Total Errors
1
Risk Score
60
Risk Level
med
First Seen
Aug. 20, 2025, 4:17 a.m.
Last Seen
Aug. 20, 2025, 4:17 a.m.
Top Location
Quincy , Washington • United States
Top ASN
AS8075 • Microsoft Corporation

Risk

Model: v1
Subnet risk score
60
Medium
Risk gradient
Contributors are derived from subnet annotator rollups and normalized to your short codes (e.g. sqli, cmdi, trav, sfp, bot).
Contributing annotators
bot 4492 hits 2246.00 pts
ua 327 hits 39.24 pts
Technical summary
Computed at
Jan. 14, 2026, 10:34 a.m.
Raw total
2285.24
Total hits
4863
Errors
1

Traffic

Rollup

Daily activity (hits per day) plus HTTP response mix and basic counters from the subnet traffic rollup.

Loading activity…
Rendering hits per day for this subnet.
Daily activity (hits per day).

Annotators (All-time)

Heatmap of annotator × severity for this subnet. Darker cells mean more volume in that band. Tip: switch to Weighted points to see what drives impact (not just noise).

Severity →
Low High
bot
total=4492 · weighted=2246.00
Breakdown by severity band (all-time). “Weighted” reflects your weight coefficients/squash.
Severity Total Labels Weighted Top labels
10 4492 1 2246.00
bot 4492
ua
total=327 · weighted=39.24
Breakdown by severity band (all-time). “Weighted” reflects your weight coefficients/squash.
Severity Total Labels Weighted Top labels
6 327 1 39.24
ua 327

HTTP Status Breakdown

Response mix grouped by status class (2xx/3xx/4xx/5xx). Auto-loads one aggregation and renders a donut.

Loading status mix…
Fetching one histogram and rendering the chart.

Geolocation

Live geolocation and map tiles auto-load for this subnet (all IPs with coordinates).

Loading map…

Interesting IPs

Top risky peers inside this subnet (latest snapshot). Sorted by risk score, then hits.

52.156.77.157 low
Open report
5 /100
Last seen 2025-08-20 04:17
Hits
1
Errors
1
Country
United States
ASN
AS8075
AS Org
Microsoft Corporation

Other subnets in this ASN / org

Compares other subnet snapshots matching this report’s ASN/org identity. “Same window” keeps the comparison within the latest snapshot window.

20.171.207.0/24 /24 Risk 98
Open report
98 max · 74.000 avg
Last seen 2025-08-25 00:59
Hits
38647
IPs
21
Footprint
8.203%
ASN
AS8075
AS Org
Microsoft Corporation
Geo
Phoenix, Arizona, United States
52.167.144.0/24 /24 Risk 32
Open report
32 max · 26.928 avg
Last seen 2025-08-24 23:36
Hits
8421
IPs
76
Footprint
29.688%
ASN
AS8075
AS Org
Microsoft Corporation
Geo
Boydton, Virginia, United States
40.77.167.0/24 /24 Risk 30
Open report
30 max · 23.830 avg
Last seen 2025-08-24 01:30
Hits
7396
IPs
69
Footprint
26.953%
ASN
AS8075
AS Org
Microsoft Corporation
Geo
Boydton, Virginia, United States
157.55.39.0/24 /24 Risk 44
Open report
44 max · 27.485 avg
Last seen 2025-08-25 00:58
Hits
7239
IPs
26
Footprint
10.156%
ASN
AS8075
AS Org
Microsoft Corporation
Geo
Quincy, Washington, United States
207.46.13.0/24 /24 Risk 42
Open report
42 max · 25.896 avg
Last seen 2025-08-25 00:59
Hits
7064
IPs
30
Footprint
11.719%
ASN
AS8075
AS Org
Microsoft Corporation
Geo
Quincy, Washington, United States
172.182.193.0/24 /24 Risk 13
Open report
13 max · 7.848 avg
Last seen 2025-08-24 07:52
Hits
1405
IPs
12
Footprint
4.688%
ASN
AS8075
AS Org
Microsoft Corporation
Geo
Phoenix, Arizona, United States
172.182.224.0/24 /24 Risk 9
Open report
9 max · 6.405 avg
Last seen 2025-08-24 05:17
Hits
982
IPs
7
Footprint
2.734%
ASN
AS8075
AS Org
Microsoft Corporation
Geo
Phoenix, Arizona, United States
20.25.151.0/24 /24 Risk 5
Open report
5 max · 3.520 avg
Last seen 2025-08-24 05:09
Hits
897
IPs
8
Footprint
3.125%
ASN
AS8075
AS Org
Microsoft Corporation
Geo
Phoenix, Arizona, United States
20.171.53.0/24 /24 Risk 9
Open report
9 max · 6.454 avg
Last seen 2025-08-24 07:50
Hits
844
IPs
9
Footprint
3.516%
ASN
AS8075
AS Org
Microsoft Corporation
Geo
Phoenix, Arizona, United States
172.182.194.0/24 /24 Risk 7
Open report
7 max · 4.740 avg
Last seen 2025-08-24 06:51
Hits
823
IPs
6
Footprint
2.344%
ASN
AS8075
AS Org
Microsoft Corporation
Geo
Phoenix, Arizona, United States
20.171.123.0/24 /24 Risk 4
Open report
4 max · 3.556 avg
Last seen 2025-08-24 07:48
Hits
768
IPs
8
Footprint
3.125%
ASN
AS8075
AS Org
Microsoft Corporation
Geo
Phoenix, Arizona, United States
172.182.209.0/24 /24 Risk 9
Open report
9 max · 5.971 avg
Last seen 2025-08-24 07:32
Hits
755
IPs
9
Footprint
3.516%
ASN
AS8075
AS Org
Microsoft Corporation
Geo
Phoenix, Arizona, United States
135.234.64.0/24 /24 Risk 9
Open report
9 max · 6.349 avg
Last seen 2025-08-23 06:14
Hits
676
IPs
6
Footprint
2.344%
ASN
AS8075
AS Org
Microsoft Corporation
Geo
Phoenix, Arizona, United States
20.14.99.0/24 /24 Risk 4
Open report
4 max · 3.330 avg
Last seen 2025-08-24 07:39
Hits
646
IPs
5
Footprint
1.953%
ASN
AS8075
AS Org
Microsoft Corporation
Geo
Phoenix, Arizona, United States
172.182.211.0/24 /24 Risk 5
Open report
5 max · 3.550 avg
Last seen 2025-08-24 02:01
Hits
606
IPs
5
Footprint
1.953%
ASN
AS8075
AS Org
Microsoft Corporation
Geo
Phoenix, Arizona, United States
20.169.7.0/24 /24 Risk 4
Open report
4 max · 2.865 avg
Last seen 2025-08-24 07:51
Hits
556
IPs
7
Footprint
2.734%
ASN
AS8075
AS Org
Microsoft Corporation
Geo
Phoenix, Arizona, United States
172.182.213.0/24 /24 Risk 4
Open report
4 max · 2.454 avg
Last seen 2025-08-24 06:04
Hits
460
IPs
6
Footprint
2.344%
ASN
AS8075
AS Org
Microsoft Corporation
Geo
Phoenix, Arizona, United States
20.169.6.0/24 /24 Risk 4
Open report
4 max · 3.580 avg
Last seen 2025-08-24 07:48
Hits
443
IPs
5
Footprint
1.953%
ASN
AS8075
AS Org
Microsoft Corporation
Geo
Phoenix, Arizona, United States
20.168.18.0/24 /24 Risk 3
Open report
3 max · 2.273 avg
Last seen 2025-08-24 07:53
Hits
355
IPs
5
Footprint
1.953%
ASN
AS8075
AS Org
Microsoft Corporation
Geo
Phoenix, Arizona, United States
172.182.195.0/24 /24 Risk 2
Open report
2 max · 1.215 avg
Last seen 2025-08-24 05:22
Hits
284
IPs
8
Footprint
3.125%
ASN
AS8075
AS Org
Microsoft Corporation
Geo
Phoenix, Arizona, United States