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Subnet Overview

Model: v1 Updated: Jan. 14, 2026, 10:35 a.m.
Report for 157.55.39.0/24 • 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 Dec. 29, 2025, midnight → Jan. 5, 2026, midnight Model v1
CIDR
157.55.39.0/24
Prefix
/24
IP Version
IPv4
Subnet Size
256
Network Address
157.55.39.0
Broadcast / Last
157.55.39.255
Observed IPs
3
Footprint
1.172%
Total Hits
37470
Total Errors
1
Risk Score
100
Risk Level
high
First Seen
Dec. 29, 2025, 3:28 a.m.
Last Seen
Dec. 30, 2025, 8:12 p.m.
Top Location
Quincy , Washington • United States
Top ASN
AS8075 • Microsoft Corporation

Risk

Model: v1
Subnet risk score
100
High
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 36903 hits 18451.50 pts
cred 33 hits 108.90 pts
ua 174 hits 20.88 pts
request_size 75 hits 5.76 pts
Technical summary
Computed at
Jan. 14, 2026, 10:34 a.m.
Raw total
18587.04
Total hits
37470
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=36903 · weighted=18451.50
Breakdown by severity band (all-time). “Weighted” reflects your weight coefficients/squash.
Severity Total Labels Weighted Top labels
10 36903 1 18451.50
bot 36903
cred
total=33 · weighted=108.90
Breakdown by severity band (all-time). “Weighted” reflects your weight coefficients/squash.
Severity Total Labels Weighted Top labels
10 11 1 60.50
cred 11
8 11 1 48.40
cred 11
0 11 1 0.00
cred 11
ua
total=174 · weighted=20.88
Breakdown by severity band (all-time). “Weighted” reflects your weight coefficients/squash.
Severity Total Labels Weighted Top labels
6 174 1 20.88
ua 174
request_size
total=75 · weighted=5.76
Breakdown by severity band (all-time). “Weighted” reflects your weight coefficients/squash.
Severity Total Labels Weighted Top labels
14 6 1 5.04
request_size 6
12 1 1 0.72
request_size 1
0 68 1 0.00
request_size 68

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.

157.55.39.8 low
Open report
22 /100
Last seen 2025-12-30 20:12
Hits
1
Errors
0
Country
United States
ASN
AS8075
AS Org
Microsoft Corporation
157.55.39.11 low
Open report
22 /100
Last seen 2025-12-29 03:28
Hits
1
Errors
1
Country
United States
ASN
AS8075
AS Org
Microsoft Corporation
157.55.39.192 low
Open report
7 /100
Last seen 2025-12-29 18:32
Hits
2
Errors
0
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.

74.7.227.0/24 /24 Risk 1
Open report
1 max · 0.812 avg
Last seen 2026-01-03 14:30
Hits
176
IPs
5
Footprint
1.953%
ASN
AS8075
AS Org
Microsoft Corporation
Geo
Atlanta, Georgia, United States
40.77.167.0/24 /24 Risk 0
Open report
0 max · 0.000 avg
Last seen 2026-01-03 14:30
Hits
8
IPs
8
Footprint
3.125%
ASN
AS8075
AS Org
Microsoft Corporation
Geo
Boydton, Virginia, United States
52.167.144.0/24 /24 Risk 0
Open report
0 max · 0.000 avg
Last seen 2025-12-31 23:32
Hits
4
IPs
3
Footprint
1.172%
ASN
AS8075
AS Org
Microsoft Corporation
Geo
Boydton, Virginia, United States
74.7.242.0/24 /24 Risk 0
Open report
0 max · 0.000 avg
Last seen 2026-01-03 14:30
Hits
2
IPs
1
Footprint
0.391%
ASN
AS8075
AS Org
Microsoft Corporation
Geo
Atlanta, Georgia, United States
74.7.243.0/24 /24 Risk 0
Open report
0 max · 0.000 avg
Last seen 2026-01-03 14:30
Hits
2
IPs
1
Footprint
0.391%
ASN
AS8075
AS Org
Microsoft Corporation
Geo
Atlanta, Georgia, United States
74.7.244.0/24 /24 Risk 0
Open report
0 max · 0.000 avg
Last seen 2026-01-01 06:14
Hits
1
IPs
1
Footprint
0.391%
ASN
AS8075
AS Org
Microsoft Corporation
Geo
Atlanta, Georgia, United States
74.7.230.0/24 /24 Risk 0
Open report
0 max · 0.000 avg
Last seen 2026-01-01 05:33
Hits
1
IPs
1
Footprint
0.391%
ASN
AS8075
AS Org
Microsoft Corporation
Geo
Atlanta, Georgia, United States
74.7.241.0/24 /24 Risk 0
Open report
0 max · 0.000 avg
Last seen 2026-01-03 14:30
Hits
1
IPs
1
Footprint
0.391%
ASN
AS8075
AS Org
Microsoft Corporation
Geo
Atlanta, Georgia, United States
20.169.78.0/24 /24 Risk 0
Open report
0 max · 0.000 avg
Last seen 2025-12-30 20:12
Hits
1
IPs
1
Footprint
0.391%
ASN
AS8075
AS Org
Microsoft Corporation
Geo
Phoenix, Arizona, United States