ABUSE.MOM
THREAT REPORT

IP Threat Report
104.28.235.60

ABUSE.MOM — BEHAVE OR GET EXPOSED

Generated: 2026-05-30 06:22:20
First seen: 2026-03-24 19:00:06
Last seen: 2026-05-30 06:05:21
340

⛔ Verdict: BLOCK

This IP address has been classified as a source of malicious automated activity. Threat score: 340/100. Total malicious requests observed: 47.

BOT_UABURSTDANGER_PATHRATIO_404REDIRECT_PROBEREFERERUA_CHANGED
01

Geolocation & Classification

IP Address
104.28.235.60
Type
Hosting
Country
🇺🇸 United States
City
Seattle
ISP
Cloudflare, Inc.
Organization
Cloudflare WARP
Autonomous System
AS13335 Cloudflare, Inc.
Hit Count
47
02

Detection Signatures

SignatureDescriptionPointsSeverity
404 ratio 40-60%Majority of requests returned 404 — enumeration+15
Burst: 16 req / 2sAbnormally fast request rate — automated scanning+35
Burst: 17 req / 2sAbnormally fast request rate — automated scanning+35
Burst: 29 req / 10sAbnormally fast request rate — automated scanning+35
Burst: 56 req / 10sAbnormally fast request rate — automated scanning+35
Burst: 60 req / 10sAbnormally fast request rate — automated scanning+35
Burst: 8 req / 2sAbnormally fast request rate — automated scanning+35
Danger medium hits: 2Medium-risk: admin panels, config files+20
Danger medium hits: 43Medium-risk: admin panels, config files+60
Danger medium hits: 86Medium-risk: admin panels, config files+60
Danger strong hits: 15High-risk paths: shells, RCE vectors, exploits+100
Danger strong hits: 30High-risk paths: shells, RCE vectors, exploits+100
Foreign refererReferer from unrelated external domain+10
Foreign referer seenReferer from unrelated external domain+10
Probe pattern 302->404 same pathBehavioral anomaly detected by automated analysis+20
UA bot: Go-http-clientKnown bot/crawler User-Agent detected+40
UA changedMultiple User-Agents — bot rotation technique+25
UA changed for same IPMultiple User-Agents — bot rotation technique+25
Σ = 695
03

Observed Activity

Reconstructed HTTP requests from server access logs. Target domains redacted for security.

[redacted]
GET
/
200
[redacted]
GET
/page
200
Requests shown: 2 · HTTP 404: 0 · Dangerous patterns: 0

* Typical request patterns for detected signatures. Actual target domains are redacted.

04

Timeline

2026-03-24 19:00:06
First malicious request detected
IP entered monitoring from server access logs
During observation
Multiple detection signatures triggered
404 ratio 40-60% (+15), Burst: 16 req / 2s (+35), Burst: 17 req / 2s (+35)
2026-05-30 06:05:21
Last malicious request observed
Total score reached: 340/100
Next cycle
IP blocked — all subsequent requests denied (HTTP 403)
Added to blocklist automatically
05

Network Provider

Cloudflare, Inc.
AS13335 · 🇺🇸 United States
06

Recommendations

Actions taken & recommended

  • IP 104.28.235.60 is blocked at application level (HTTP 403)
  • Consider blocking at firewall level (iptables/CSF) to reduce server load
  • Other malicious IPs detected in the same /24 subnet — consider blocking 104.28.235.0/24
  • Report abuse to the network provider via their abuse contact
  • Ensure sensitive files (.env, .git, backups) are not accessible from the web

🔎 Path Enumeration Protection

Block scanning from 104.28.235.60: rate-limit 404 responses per IP, deploy a honeypot 404 page, ensure no backup files are web-accessible.

🌊 Traffic Flood Defense

IP 104.28.235.60 is generating excessive traffic. Limit connections per source IP. Enable geographic blocking if traffic from this region is unexpected.

🤖 Bot Detection

Address UA spoofing from 104.28.235.60: maintain blocklist of known malicious UA strings, require consistent UA across sessions, implement TLS fingerprinting.

07

Neighbors in 104.28.235.0/24

Other blocked IPs from the same /24 subnet — indicates systematic abuse from this network range.

09

Blacklist Status (DNSBL)

This IP was checked against major DNS-based blacklists used by mail servers and firewalls worldwide.

✓ Clean
bl.blocklist.de
✓ Clean
cbl.abuseat.org
✓ Clean
zen.spamhaus.org
✓ Clean
dnsbl.dronebl.org
✓ Clean
b.barracudacentral.org
✓ Clean
psbl.surriel.com

Checked: Spamhaus, SpamCop, Barracuda, SORBS, CBL, UCEProtect. Results may change over time.

10

Threat Analysis

104.28.235.60 has been assigned a threat score of 340/100 (Critical). A score this high marks a critical threat actor. This address has demonstrated persistent, aggressive malicious behavior across multiple detection vectors.

The following attack categories were identified:

Path EnumerationRequest FloodingUser-Agent Anomaly

📊 Threat Analysis

104.28.235.60 is registered in Seattle, United States, operating on the network of Cloudflare, Inc.. This IP first appeared in our threat feeds after triggering multiple behavioral detection signatures. The address has been active for 66 days in our monitoring system, producing 47 flagged requests at a rate of ~0.7/day. This address belongs to a datacenter or cloud hosting provider. Hosting IPs are frequently leveraged by threat actors who rent cheap VPS instances specifically for conducting attacks. With 3 different attack patterns detected, this IP exhibits behavior characteristic of advanced automated scanning frameworks. United States currently accounts for 222 blocked IPs in our database, making it a significant source of malicious traffic. At 340/100, this is an extremely high-risk address. All traffic should be considered hostile.

This IP belongs to a hosting or data center provider. Malicious traffic from hosting infrastructure often originates from compromised VPS instances, rented servers used for scanning campaigns, or abused free-tier cloud accounts. Hosting providers typically respond to abuse reports within 24-72 hours.

11

Related Threats

🇺🇸 Top threats from United States

104.28.246.115 (350)104.28.246.113 (340)104.28.246.116 (340)104.28.235.58 (340)104.28.246.122 (340)View all →

🏢 Same network: AS13335

104.28.246.115 (350)104.28.246.113 (340)104.28.246.116 (340)104.28.235.58 (340)104.28.246.122 (340)View all →
12

Security Intelligence

💡 DDoS Mitigation Approaches

Distributed denial of service attacks overwhelm infrastructure with traffic volume. Effective mitigation combines always-on traffic scrubbing, anycast network distribution, rate limiting, and the ability to quickly scale absorption capacity during attacks.

💡 Remote Code Execution (RCE)

RCE vulnerabilities allow attackers to execute arbitrary code on target servers. These critical flaws often arise from deserialization bugs, template injection, or file upload vulnerabilities, and represent the highest severity class of web application weaknesses.

🔍 Check Any IP Address

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