ABUSE.MOM
THREAT REPORT

IP Threat Report
72.56.158.99

ABUSE.MOM — BEHAVE OR GET EXPOSED

Generated: 2026-05-27 10:09:21
First seen: 2026-02-17 17:25:05
Last seen: 2026-03-03 16:00:05
115

⛔ Verdict: BLOCK

This IP address has been classified as a source of malicious automated activity. Threat score: 115/100. Total malicious requests observed: 6.

UA_CHANGEDDANGER_PATHREDIRECT_PROBEREFERERIMPORT
01

Geolocation & Classification

IP Address
72.56.158.99
Type
Residential
Country
🇷🇺 Russia
City
Moscow
ISP
WS Telecom Inc
Organization
Unknown
Autonomous System
AS209372 WS Telecom Inc
Hit Count
6
02

Detection Signatures

SignatureDescriptionPointsSeverity
UA changed for same IPMultiple User-Agents — bot rotation technique+25
Danger medium hits: 8Medium-risk: admin panels, config files+60
Probe pattern 302->404 same pathBehavioral anomaly detected by automated analysis+20
Foreign referer seenReferer from unrelated external domain+10
Imported from old blocklistBehavioral anomaly detected by automated analysis+0
Danger medium hits: 4Medium-risk: admin panels, config files+40
Σ = 155
03

Observed Activity

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

[redacted]
GET
/
200
Requests shown: 1 · HTTP 404: 0 · Dangerous patterns: 0

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

04

Timeline

2026-02-17 17:25:05
First malicious request detected
IP entered monitoring from server access logs
During observation
Multiple detection signatures triggered
UA changed for same IP (+25), Danger medium hits: 8 (+60), Probe pattern 302->404 same path (+20)
2026-03-03 16:00:05
Last malicious request observed
Total score reached: 115/100
Next cycle
IP blocked — all subsequent requests denied (HTTP 403)
Added to blocklist automatically
05

Network Provider

WS Telecom Inc
AS209372 · 🇷🇺 Russia
06

Recommendations

Actions taken & recommended

  • IP 72.56.158.99 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 72.56.158.0/24
  • Report abuse to the network provider via their abuse contact
  • Ensure sensitive files (.env, .git, backups) are not accessible from the web

🤖 User-Agent Anomaly Defense

IP 72.56.158.99 shows suspicious UA behavior. Block empty User-Agent requests. Implement JavaScript-based bot detection for sensitive endpoints.

🔎 Directory Scan Defense

IP 72.56.158.99 is enumerating directories. Configure fail2ban apache-404 jail after 10+ 404 errors. Disable directory listings. Normalize all 404 responses.

07

Neighbors in 72.56.158.0/24

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.

⛔ LISTED
Spamhaus ZEN

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

10

Threat Analysis

72.56.158.99 has been assigned a threat score of 115/100 (Critical). This represents a critical risk level. Our detection systems have flagged multiple high-confidence indicators of malicious intent from this address.

The following attack categories were identified:

User-Agent AnomalyPath Enumeration

📊 Threat Analysis

Network traffic from 72.56.158.99, located in Moscow, Russia, operating on the network of WS Telecom Inc, has been classified as malicious by our automated threat scoring engine. During its 13-day observation window, we recorded 6 hostile requests from this IP — roughly 0.5 per day on average. This residential IP is likely a compromised consumer device. Home routers and IoT equipment with default credentials are prime targets for botnet operators. The dual attack vectors of User-Agent Anomaly combined with Path Enumeration indicate a coordinated assault rather than opportunistic scanning. Russia currently accounts for 196 blocked IPs in our database, making it a significant source of malicious traffic. At 115/100, this is an extremely high-risk address. All traffic should be considered hostile.

This IP is classified as residential, suggesting it may belong to a compromised home device, IoT botnet member, or an infected personal computer. Residential IPs involved in attacks often indicate malware infection without the owner's knowledge.

11

Related Threats

🇷🇺 Top threats from Russia

157.22.102.172 (313)178.130.54.159 (288)72.56.191.6 (265)95.182.125.201 (265)91.240.87.225 (263)View all →

🏢 Same network: AS209372

72.56.159.192 (215)72.56.153.125 (215)72.56.191.123 (215)72.56.152.23 (180)72.56.188.137 (180)View all →
12

Security Intelligence

💡 User-Agent Analysis Techniques

Analyzing User-Agent strings reveals automated tools masquerading as legitimate browsers. Inconsistencies between claimed browser capabilities and actual behavior, impossible version combinations, and known scanner signatures help identify malicious clients.

💡 Satellite Internet Security

Satellite internet introduces unique security challenges including high latency that affects real-time threat detection, shared bandwidth that enables traffic sniffing, and coverage areas that cross multiple jurisdictions complicating legal response.

🔍 Check Any IP Address

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