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Subnet Overview

Model: v1 Updated: Jan. 14, 2026, 10:39 a.m.
Report for 173.252.87.0/24 • United States • Facebook, Inc. 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. 15, 2025, midnight → Dec. 22, 2025, midnight Model v1
CIDR
173.252.87.0/24
Prefix
/24
IP Version
IPv4
Subnet Size
256
Network Address
173.252.87.0
Broadcast / Last
173.252.87.255
Observed IPs
19
Footprint
7.422%
Total Hits
14028
Total Errors
11
Risk Score
83
Risk Level
high
First Seen
Dec. 17, 2025, 12:21 a.m.
Last Seen
Dec. 17, 2025, 7 a.m.
Top Location
Fort Worth , Texas • United States
Top ASN
AS32934 • Facebook, Inc.

Risk

Model: v1
Subnet risk score
83
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 10489 hits 4195.60 pts
ua 1188 hits 144.72 pts
request_size 462 hits 118.20 pts
cred 3 hits 9.90 pts
scan_velocity 4 hits 3.60 pts
Technical summary
Computed at
Jan. 14, 2026, 10:34 a.m.
Raw total
4472.02
Total hits
14028
Errors
11

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=10489 · weighted=4195.60
Breakdown by severity band (all-time). “Weighted” reflects your weight coefficients/squash.
Severity Total Labels Weighted Top labels
8 10489 1 4195.60
bot 10489
ua
total=1188 · weighted=144.72
Breakdown by severity band (all-time). “Weighted” reflects your weight coefficients/squash.
Severity Total Labels Weighted Top labels
6 1170 1 140.40
ua 1170
12 18 1 4.32
ua 18
request_size
total=462 · weighted=118.20
Breakdown by severity band (all-time). “Weighted” reflects your weight coefficients/squash.
Severity Total Labels Weighted Top labels
12 121 1 87.12
request_size 121
14 37 1 31.08
request_size 37
0 304 1 0.00
request_size 304
cred
total=3 · weighted=9.90
Breakdown by severity band (all-time). “Weighted” reflects your weight coefficients/squash.
Severity Total Labels Weighted Top labels
10 1 1 5.50
cred 1
8 1 1 4.40
cred 1
0 1 1 0.00
cred 1
scan_velocity
total=4 · weighted=3.60
Breakdown by severity band (all-time). “Weighted” reflects your weight coefficients/squash.
Severity Total Labels Weighted Top labels
10 2 1 3.60
scan_velocity 2
0 2 1 0.00
scan_velocity 2

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.

173.252.87.7 low
Open report
9 /100
Last seen 2025-12-17 00:23
Hits
1
Errors
0
Country
United States
ASN
AS32934
AS Org
Facebook, Inc.
173.252.87.114 low
Open report
8 /100
Last seen 2025-12-17 00:28
Hits
2
Errors
1
Country
United States
ASN
AS32934
AS Org
Facebook, Inc.
173.252.87.115 low
Open report
8 /100
Last seen 2025-12-17 00:23
Hits
2
Errors
1
Country
United States
ASN
AS32934
AS Org
Facebook, Inc.
173.252.87.12 low
Open report
8 /100
Last seen 2025-12-17 07:00
Hits
1
Errors
0
Country
United States
ASN
AS32934
AS Org
Facebook, Inc.
173.252.87.112 low
Open report
8 /100
Last seen 2025-12-17 00:30
Hits
1
Errors
0
Country
United States
ASN
AS32934
AS Org
Facebook, Inc.
173.252.87.116 low
Open report
8 /100
Last seen 2025-12-17 00:28
Hits
1
Errors
0
Country
United States
ASN
AS32934
AS Org
Facebook, Inc.
173.252.87.2 low
Open report
8 /100
Last seen 2025-12-17 00:23
Hits
1
Errors
1
Country
United States
ASN
AS32934
AS Org
Facebook, Inc.
173.252.87.10 low
Open report
8 /100
Last seen 2025-12-17 00:22
Hits
1
Errors
1
Country
United States
ASN
AS32934
AS Org
Facebook, Inc.
173.252.87.6 low
Open report
7 /100
Last seen 2025-12-17 00:28
Hits
2
Errors
2
Country
United States
ASN
AS32934
AS Org
Facebook, Inc.
173.252.87.8 low
Open report
7 /100
Last seen 2025-12-17 00:25
Hits
1
Errors
0
Country
United States
ASN
AS32934
AS Org
Facebook, Inc.
173.252.87.18 low
Open report
2 /100
Last seen 2025-12-17 06:47
Hits
1
Errors
0
Country
United States
ASN
AS32934
AS Org
Facebook, Inc.
173.252.87.16 low
Open report
2 /100
Last seen 2025-12-17 00:25
Hits
1
Errors
1
Country
United States
ASN
AS32934
AS Org
Facebook, Inc.
173.252.87.25 low
Open report
1 /100
Last seen 2025-12-17 00:28
Hits
1
Errors
0
Country
United States
ASN
AS32934
AS Org
Facebook, Inc.
173.252.87.54 low
Open report
0 /100
Last seen 2025-12-17 00:23
Hits
2
Errors
2
Country
United States
ASN
AS32934
AS Org
Facebook, Inc.
173.252.87.62 low
Open report
0 /100
Last seen 2025-12-17 00:30
Hits
1
Errors
0
Country
United States
ASN
AS32934
AS Org
Facebook, Inc.
173.252.87.63 low
Open report
0 /100
Last seen 2025-12-17 00:30
Hits
1
Errors
0
Country
United States
ASN
AS32934
AS Org
Facebook, Inc.
173.252.87.56 low
Open report
0 /100
Last seen 2025-12-17 00:30
Hits
1
Errors
0
Country
United States
ASN
AS32934
AS Org
Facebook, Inc.
173.252.87.42 low
Open report
0 /100
Last seen 2025-12-17 00:23
Hits
1
Errors
1
Country
United States
ASN
AS32934
AS Org
Facebook, Inc.
173.252.87.58 low
Open report
0 /100
Last seen 2025-12-17 00:22
Hits
1
Errors
1
Country
United States
ASN
AS32934
AS Org
Facebook, Inc.

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.

57.141.4.0/24 /24 Risk 100
Open report
100 max · 97.665 avg
Last seen 2025-12-17 23:59
Hits
62391
IPs
69
Footprint
26.953%
ASN
AS32934
AS Org
Facebook, Inc.
Geo
Chicago, Illinois, United States
57.141.14.0/24 /24 Risk 99
Open report
99 max · 98.933 avg
Last seen 2025-12-21 23:05
Hits
29403
IPs
16
Footprint
6.250%
ASN
AS32934
AS Org
Facebook, Inc.
Geo
Los Angeles, California, United States
173.252.95.0/24 /24 Risk 0
Open report
0 max · 0.000 avg
Last seen 2025-12-17 00:32
Hits
84
IPs
23
Footprint
8.984%
ASN
AS32934
AS Org
Facebook, Inc.
Geo
Altoona, Iowa, United States
69.171.230.0/24 /24 Risk 0
Open report
0 max · 0.000 avg
Last seen 2025-12-17 21:31
Hits
75
IPs
18
Footprint
7.031%
ASN
AS32934
AS Org
Facebook, Inc.
Geo
Prineville, Oregon, United States
57.141.0.0/24 /24 Risk 1
Open report
1 max · 0.955 avg
Last seen 2025-12-20 14:42
Hits
44
IPs
30
Footprint
11.719%
ASN
AS32934
AS Org
Facebook, Inc.
Geo
Ashburn, Virginia, United States
173.252.83.0/24 /24 Risk 0
Open report
0 max · 0.000 avg
Last seen 2025-12-17 23:32
Hits
38
IPs
15
Footprint
5.859%
ASN
AS32934
AS Org
Facebook, Inc.
Geo
Springfield, Nebraska, United States
69.63.184.0/24 /24 Risk 0
Open report
0 max · 0.000 avg
Last seen 2025-12-17 23:14
Hits
29
IPs
18
Footprint
7.031%
ASN
AS32934
AS Org
Facebook, Inc.
Geo
Social Circle, Georgia, United States
173.252.70.0/24 /24 Risk 0
Open report
0 max · 0.000 avg
Last seen 2025-12-17 22:51
Hits
27
IPs
19
Footprint
7.422%
ASN
AS32934
AS Org
Facebook, Inc.
Geo
Gallatin, Tennessee, United States
57.141.12.0/24 /24 Risk 0
Open report
0 max · 0.000 avg
Last seen 2025-12-17 22:43
Hits
25
IPs
16
Footprint
6.250%
ASN
AS32934
AS Org
Facebook, Inc.
Geo
Singapore, North West, Singapore
69.171.231.0/24 /24 Risk 0
Open report
0 max · 0.000 avg
Last seen 2025-12-17 12:07
Hits
20
IPs
12
Footprint
4.688%
ASN
AS32934
AS Org
Facebook, Inc.
Geo
Eagle Mountain, Utah, United States
69.171.249.0/24 /24 Risk 0
Open report
0 max · 0.000 avg
Last seen 2025-12-17 20:07
Hits
14
IPs
7
Footprint
2.734%
ASN
AS32934
AS Org
Facebook, Inc.
Geo
Ashburn, Virginia, United States
31.13.103.0/24 /24 Risk 0
Open report
0 max · 0.000 avg
Last seen 2025-12-17 22:06
Hits
10
IPs
8
Footprint
3.125%
ASN
AS32934
AS Org
Facebook, Inc.
Geo
Odense, South Denmark, Denmark
173.252.82.0/24 /24 Risk 0
Open report
0 max · 0.000 avg
Last seen 2025-12-17 00:29
Hits
9
IPs
8
Footprint
3.125%
ASN
AS32934
AS Org
Facebook, Inc.
Geo
Springfield, Nebraska, United States
173.252.69.0/24 /24 Risk 0
Open report
0 max · 0.000 avg
Last seen 2025-12-17 00:24
Hits
9
IPs
7
Footprint
2.734%
ASN
AS32934
AS Org
Facebook, Inc.
Geo
DeKalb, Illinois, United States
173.252.107.0/24 /24 Risk 0
Open report
0 max · 0.000 avg
Last seen 2025-12-17 21:34
Hits
8
IPs
6
Footprint
2.344%
ASN
AS32934
AS Org
Facebook, Inc.
Geo
Sandston, Virginia, United States
31.13.115.0/24 /24 Risk 0
Open report
0 max · 0.000 avg
Last seen 2025-12-17 17:05
Hits
8
IPs
5
Footprint
1.953%
ASN
AS32934
AS Org
Facebook, Inc.
Geo
Luleå, Norrbotten County, Sweden
69.63.189.0/24 /24 Risk 0
Open report
0 max · 0.000 avg
Last seen 2025-12-17 12:13
Hits
8
IPs
4
Footprint
1.562%
ASN
AS32934
AS Org
Facebook, Inc.
Geo
Huntsville, Alabama, United States
173.252.127.0/24 /24 Risk 0
Open report
0 max · 0.000 avg
Last seen 2025-12-17 18:59
Hits
5
IPs
4
Footprint
1.562%
ASN
AS32934
AS Org
Facebook, Inc.
Geo
Forest City, North Carolina, United States
66.220.149.0/24 /24 Risk 0
Open report
0 max · 0.000 avg
Last seen 2025-12-17 11:53
Hits
3
IPs
3
Footprint
1.172%
ASN
AS32934
AS Org
Facebook, Inc.
Geo
Prineville, Oregon, United States
173.252.79.0/24 /24 Risk 0
Open report
0 max · 0.000 avg
Last seen 2025-12-17 21:51
Hits
3
IPs
3
Footprint
1.172%
ASN
AS32934
AS Org
Facebook, Inc.
Geo
Los Lunas, New Mexico, United States