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ASN REPORT — AS13335 · Cloudflare, Inc.

First sighted: June 30, 2023, 3 a.m. · Last sighted: Jan. 11, 2026, 1:59 a.m.

Risk
42 (med)
Total hits
16465
Total errors
1421
Observed IPs
3239
Top country
N/A
Top city
N/A

Risk

Model: v1 Computed: 2026-01-18 11:55:17
Risk score
42
Medium
Risk gradient
Key drivers are enriched against the published annotator catalog when available; otherwise sensible defaults are used.
Key drivers
Sensitive file probing
Requests target commonly sensitive files, configs, backups, or administrative resources.
sfp
Hits 56
Points 433.80
Request size anomaly
Requests are unusually large or shaped in a way that suggests abuse or automation.
request_size
Hits 1010
Points 266.04
Credential brute forcing
Repeated authentication attempts consistent with password guessing or credential stuffing.
cred
Hits 85
Points 235.13
Scan velocity
High request rate and broad endpoint coverage suggest scanning or automated enumeration.
scan_velocity
Hits 147
Points 133.58
SQL injection attempts
Input patterns resemble attempts to manipulate SQL queries via application parameters.
sqli
Hits 6
Points 118.08
User-Agent anomaly
User-Agent signals look missing, inconsistent, or indicative of non-browser tooling.
ua
Hits 1015
Points 89.27
Path traversal attempts
Request paths/parameters resemble attempts to access files outside intended directories.
trav
Hits 4
Points 33.59
Firewall probing
Traffic behavior suggests probing of access controls and protected surfaces.
fwprobe
Hits 4
Points 31.68
Automated client behavior
Traffic patterns strongly suggest automation rather than a human-operated browser.
bot
Hits 40
Points 19.00
Protocol anomaly
Request structure or protocol-level signals deviate from typical browser HTTP traffic.
proto
Hits 1
Points 0.62

Traffic

Rollup

Daily activity (hits per day) and basic HTTP rollup counters for this ASN.

Loading activity…
Daily activity (hits per day). Total in window: —.
Traffic rollup
HTTP status classes, URL diversity, and totals.
2xx
9392
3xx
2881
4xx
940
5xx
481
Unique URLs
4496
Total hits
16465
First seen
June 30, 2023, 3 a.m.
Last seen
Jan. 11, 2026, 1:59 a.m.

Annotators (All-time)

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

Severity →
Low High
Sensitive file probing sfp
Requests target commonly sensitive files, configs, backups, or administrative resources.
hits 56 pts 433.80
Breakdown by severity band (all-time). “Weighted” reflects your weight configuration.
Severity Total Labels Weighted First seen Last seen Top labels
40 48 1 388.61 Dec. 12, 2023, 5:03 p.m. June 19, 2025, 11:53 p.m.
sensitive_file 48
36 4 1 27.88 June 19, 2025, 11:53 p.m. June 19, 2025, 11:53 p.m.
sensitive_file 4
24 4 1 17.32 June 19, 2025, 11:53 p.m. June 19, 2025, 11:53 p.m.
sensitive_file 4
Request size anomaly request_size
Requests are unusually large or shaped in a way that suggests abuse or automation.
hits 1010 pts 266.04
Breakdown by severity band (all-time). “Weighted” reflects your weight configuration.
Severity Total Labels Weighted First seen Last seen Top labels
12 544 1 254.59 Dec. 22, 2024, 9:48 p.m. Nov. 25, 2025, 1:39 p.m.
request_size 544
14 18 1 10.55 Feb. 24, 2025, 8:07 p.m. Sept. 8, 2025, 8:21 p.m.
request_size 18
20 1 1 0.90 Feb. 24, 2025, 8:07 p.m. Feb. 24, 2025, 8:07 p.m.
request_size 1
0 447 1 0.00 Dec. 26, 2024, 7:56 p.m. Nov. 25, 2025, 1:37 p.m.
request_size 447
Credential brute forcing cred
Repeated authentication attempts consistent with password guessing or credential stuffing.
hits 85 pts 235.13
Breakdown by severity band (all-time). “Weighted” reflects your weight configuration.
Severity Total Labels Weighted First seen Last seen Top labels
10 32 1 123.64 Aug. 8, 2023, 5:12 p.m. June 19, 2025, 11:53 p.m.
cred 32
14 9 1 58.91 Aug. 8, 2023, 5:12 p.m. April 19, 2024, 8:43 a.m.
cred 9
8 10 1 30.80 Aug. 8, 2023, 5:12 p.m. June 19, 2025, 11:53 p.m.
cred 10
12 4 1 19.80 Dec. 20, 2023, 3:37 p.m. Dec. 20, 2023, 3:38 p.m.
cred 4
6 1 1 1.98 May 1, 2024, 9:53 p.m. May 1, 2024, 9:53 p.m.
cred 1
0 29 1 0.00 Aug. 8, 2023, 5:12 p.m. June 19, 2025, 11:53 p.m.
cred 29
Scan velocity scan_velocity
High request rate and broad endpoint coverage suggest scanning or automated enumeration.
hits 147 pts 133.58
Breakdown by severity band (all-time). “Weighted” reflects your weight configuration.
Severity Total Labels Weighted First seen Last seen Top labels
10 60 1 76.05 Jan. 30, 2024, 10:56 p.m. Nov. 25, 2025, 1:39 p.m.
scan_velocity 60
26 3 1 11.93 June 19, 2025, 11:53 p.m. June 19, 2025, 11:53 p.m.
scan_velocity 3
24 3 1 11.02 June 19, 2025, 11:53 p.m. June 19, 2025, 11:53 p.m.
scan_velocity 3
22 3 1 10.10 June 19, 2025, 11:53 p.m. June 19, 2025, 11:53 p.m.
scan_velocity 3
20 2 1 6.12 June 19, 2025, 11:53 p.m. June 19, 2025, 11:53 p.m.
scan_velocity 2
18 2 1 5.51 June 19, 2025, 11:53 p.m. June 19, 2025, 11:53 p.m.
scan_velocity 2
16 2 1 4.90 June 19, 2025, 11:53 p.m. June 19, 2025, 11:53 p.m.
scan_velocity 2
14 2 1 4.28 June 19, 2025, 11:53 p.m. June 19, 2025, 11:53 p.m.
scan_velocity 2
12 2 1 3.67 June 19, 2025, 11:53 p.m. June 19, 2025, 11:53 p.m.
scan_velocity 2
0 68 1 0.00 Jan. 30, 2024, 10:56 p.m. Nov. 25, 2025, 1:39 p.m.
scan_velocity 68
SQL injection attempts sqli
Input patterns resemble attempts to manipulate SQL queries via application parameters.
hits 6 pts 118.08
Breakdown by severity band (all-time). “Weighted” reflects your weight configuration.
Severity Total Labels Weighted First seen Last seen Top labels
24 6 1 118.08 Sept. 17, 2024, 5:55 p.m. Sept. 17, 2024, 5:55 p.m.
sqli 6
User-Agent anomaly ua
User-Agent signals look missing, inconsistent, or indicative of non-browser tooling.
hits 1015 pts 89.27
Breakdown by severity band (all-time). “Weighted” reflects your weight configuration.
Severity Total Labels Weighted First seen Last seen Top labels
6 637 1 45.86 June 30, 2023, 5:42 p.m. Oct. 15, 2025, 10:41 p.m.
ua 637
8 328 1 36.13 July 27, 2023, 11:10 p.m. Dec. 17, 2025, 9:43 a.m.
ua 328
10 49 1 7.06 Dec. 24, 2023, 7:56 a.m. Aug. 7, 2025, 10:48 p.m.
ua 49
14 1 1 0.22 July 7, 2023, 5:45 a.m. July 7, 2023, 5:45 a.m.
ua 1
Path traversal attempts trav
Request paths/parameters resemble attempts to access files outside intended directories.
hits 4 pts 33.59
Breakdown by severity band (all-time). “Weighted” reflects your weight configuration.
Severity Total Labels Weighted First seen Last seen Top labels
34 4 1 33.59 June 19, 2025, 11:53 p.m. June 19, 2025, 11:53 p.m.
trav 4
Firewall probing fwprobe
Traffic behavior suggests probing of access controls and protected surfaces.
hits 4 pts 31.68
Breakdown by severity band (all-time). “Weighted” reflects your weight configuration.
Severity Total Labels Weighted First seen Last seen Top labels
22 4 1 31.68 June 19, 2025, 11:53 p.m. June 19, 2025, 11:53 p.m.
fwprobe 4
Automated client behavior bot
Traffic patterns strongly suggest automation rather than a human-operated browser.
hits 40 pts 19.00
Breakdown by severity band (all-time). “Weighted” reflects your weight configuration.
Severity Total Labels Weighted First seen Last seen Top labels
10 40 1 19.00 April 1, 2025, 6:01 p.m. Oct. 12, 2025, 8:08 p.m.
bot 40
Protocol anomaly proto
Request structure or protocol-level signals deviate from typical browser HTTP traffic.
hits 1 pts 0.62
Breakdown by severity band (all-time). “Weighted” reflects your weight configuration.
Severity Total Labels Weighted First seen Last seen Top labels
11 1 1 0.62 Dec. 21, 2025, 8:31 p.m. Dec. 21, 2025, 8:31 p.m.
proto 1
HTTP method anomaly method
Unusual or unexpected HTTP methods observed for the target endpoints.
hits 1 pts 0.41
Breakdown by severity band (all-time). “Weighted” reflects your weight configuration.
Severity Total Labels Weighted First seen Last seen Top labels
8 1 1 0.41 Oct. 4, 2025, 5:15 a.m. Oct. 4, 2025, 5:15 a.m.
method 1
Referrer abuse ref
Referrer patterns look manipulated, irrelevant, or inconsistent with normal navigation.
hits 3 pts 0.38
Breakdown by severity band (all-time). “Weighted” reflects your weight configuration.
Severity Total Labels Weighted First seen Last seen Top labels
6 3 1 0.38 Oct. 19, 2023, 10:34 p.m. May 1, 2024, 9:53 p.m.
ref 3

HTTP Status Breakdown

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

Loading status mix…
Running one aggregation and rendering the chart.

Geolocation

Live geolocation and map tiles auto-load for this ASN snapshot (peer IPs with coordinates).

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SUBNETS HELD BY THIS ISP

Derived from ISP snapshot peers (Option A). Grouped into IPv4 /24 and IPv6 /48 by default.
IPv4
IPv6
Limit
Loading subnets…

Interesting IPs

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

No peer rows available for this ASN snapshot.