ABUSE.MOM
THREAT REPORT

IP Threat Report
104.28.236.176

ABUSE.MOM — BEHAVE OR GET EXPOSED

Generated: 2026-07-30 02:28:50
First seen: 2026-07-07 16:50:36
Last seen: 2026-07-19 04:09:04
253

⛔ Verdict: BLOCK

This IP address has been classified as a source of malicious automated activity. Threat score: 253/100. Total malicious requests observed: 233.

BOT_UABURSTDANGER_PATHMETHODREFERERUA_CHANGED
01

Geolocation & Classification

IP Address
104.28.236.176
Type
VPN
Country
🇺🇸 United States
City
New York
ISP
Cloudflare, Inc.
Organization
Cloudflare WARP
Autonomous System
AS13335 Cloudflare, Inc.
Hit Count
233
02

Detection Signatures

SignatureDescriptionPointsSeverity
Burst 28/2sAbnormally fast request rate — automated scanning+35
Burst 53/10sAbnormally fast request rate — automated scanning+35
Danger strong hits: 2High-risk paths: shells, RCE vectors, exploits+50
Danger strong hits: 26High-risk paths: shells, RCE vectors, exploits+100
Foreign refererReferer from unrelated external domain+10
POST seenBehavioral anomaly detected by automated analysis+8
UA bot: Go-http-clientKnown bot/crawler User-Agent detected+40
UA changedMultiple User-Agents — bot rotation technique+25
Σ = 303
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

2026-07-07 16:50:36
First malicious request detected
IP entered monitoring from server access logs
During observation
Multiple detection signatures triggered
Burst 28/2s (+35), Burst 53/10s (+35), Danger strong hits: 2 (+50)
2026-07-19 04:09:04
Last malicious request observed
Total score reached: 253/100
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 104.28.236.176 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 104.28.236.0/24
  • Report abuse to the network provider via their abuse contact
  • Ensure sensitive files (.env, .git, backups) are not accessible from the web

🌊 Traffic Flood Defense

IP 104.28.236.176 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 104.28.236.176: maintain blocklist of known malicious UA strings, require consistent UA across sessions, implement TLS fingerprinting.

07

Neighbors in 104.28.236.0/24

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.spamcop.net
✓ Clean
zen.spamhaus.org
✓ Clean
bl.blocklist.de
✓ Clean
dnsbl.dronebl.org
✓ Clean
b.barracudacentral.org
✓ Clean
spam.dnsbl.sorbs.net

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

10

Threat Analysis

104.28.236.176 has been assigned a threat score of 253/100 (Critical). This places it in the critical threat category. Immediate blocking is strongly advised across all network perimeters.

The following attack categories were identified:

Request FloodingUser-Agent Anomaly

📊 Threat Analysis

Network traffic from 104.28.236.176, located in New York, United States, operating on the network of Cloudflare, Inc., has been classified as malicious by our automated threat scoring engine. During its 11-day observation window, we recorded 233 hostile requests from this IP — roughly 21.2 per day on average. This IP is identified as a VPN or proxy endpoint, commonly used to mask the true origin of attack traffic and bypass geographic or reputation-based blocking. Two attack patterns were identified (Request Flooding and User-Agent Anomaly), suggesting a semi-automated campaign that targets multiple vulnerabilities. Our records show 37 malicious IPs originating from United States, positioning it as a notable contributor to global threat activity. A score of 253/100 places this address in the top tier of severity. Block and investigate any historical connections.

This IP is associated with a VPN or proxy service. Attackers frequently route their traffic through anonymizing services to obscure their true location. This makes attribution more challenging but the malicious behavior patterns remain detectable.

11

Related Threats

🇺🇸 Top threats from United States

104.28.236.175 (280)104.28.205.83 (268)104.28.152.155 (240)104.28.251.194 (220)104.28.152.172 (220)View all →

🏢 Same network: AS13335

104.28.217.137 (298)104.28.236.175 (280)104.28.205.83 (268)104.28.217.139 (253)104.28.243.188 (253)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.

💡 Log Correlation and SIEM Integration

Correlating logs across web servers, firewalls, DNS, and authentication systems reveals attack patterns invisible in individual log sources. Modern SIEM platforms use statistical analysis to connect related events across time and systems.

🔍 Check Any IP Address

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