ABUSE.MOM
THREAT REPORT

IP Threat Report
72.56.153.125

ABUSE.MOM — BEHAVE OR GET EXPOSED

Generated: 2026-05-30 06:21:45
First seen: 2026-02-22 22:00:07
Last seen: 2026-02-26 23:00:06
215

⛔ Verdict: BLOCK

This IP address has been classified as a source of malicious automated activity. Threat score: 215/100. Total malicious requests observed: 3.

DANGER_PATHREDIRECT_PROBEREFERERRATIO_404BURST
01

Geolocation & Classification

IP Address
72.56.153.125
Type
Residential
Country
🇷🇺 Russia
City
Moscow
ISP
R Fixed Center
Organization
Unknown
Autonomous System
AS209372 WS Telecom Inc
Hit Count
3
02

Detection Signatures

SignatureDescriptionPointsSeverity
Danger medium hits: 4Medium-risk: admin panels, config files+40
Probe pattern 302->404 same pathBehavioral anomaly detected by automated analysis+20
Foreign referer seenReferer from unrelated external domain+10
Danger medium hits: 10Medium-risk: admin panels, config files+60
404 ratio 40-60%Majority of requests returned 404 — enumeration+15
Danger strong hits: 3High-risk paths: shells, RCE vectors, exploits+75
Burst: 5 req / 2sAbnormally fast request rate — automated scanning+35
Σ = 255
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

2026-02-22 22:00:07
First malicious request detected
IP entered monitoring from server access logs
During observation
Multiple detection signatures triggered
Danger medium hits: 4 (+40), Probe pattern 302->404 same path (+20), Foreign referer seen (+10)
2026-02-26 23:00:06
Last malicious request observed
Total score reached: 215/100
Next cycle
IP blocked — all subsequent requests denied (HTTP 403)
Added to blocklist automatically
05

Network Provider

R Fixed Center
AS209372 · 🇷🇺 Russia
06

Recommendations

Actions taken & recommended

  • IP 72.56.153.125 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 72.56.153.0/24
  • Report abuse to the network provider via their abuse contact
  • Ensure sensitive files (.env, .git, backups) are not accessible from the web

🔎 Directory Scan Defense

IP 72.56.153.125 is enumerating directories. Configure fail2ban apache-404 jail after 10+ 404 errors. Disable directory listings. Normalize all 404 responses.

🌊 Flood / DDoS Mitigation

Implement limit_req_zone in nginx. Deploy CDN with DDoS protection. Configure SYN cookies and connection tracking to throttle 72.56.153.125.

07

Neighbors in 72.56.153.0/24

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

72.56.153.125 has been assigned a threat score of 215/100 (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:

Path EnumerationRequest Flooding

📊 Threat Analysis

72.56.153.125 is registered in Moscow, Russia, operating on the network of R Fixed Center. This IP first appeared in our threat feeds after triggering multiple behavioral detection signatures. During its 4-day observation window, we recorded 3 hostile requests from this IP — roughly 0.8 per day on average. The address is classified as residential, meaning it likely belongs to an end-user ISP connection. Malicious activity from residential IPs typically indicates device compromise or botnet membership. The dual attack vectors of Path Enumeration combined with Request Flooding indicate a coordinated assault rather than opportunistic scanning. Russia currently accounts for 111 blocked IPs in our database, making it a significant source of malicious traffic. A score of 215/100 places this address in the top tier of severity. Block and investigate any historical connections.

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)72.56.191.123 (215)72.56.152.23 (180)72.56.188.137 (180)72.56.189.155 (165)View all →
12

Security Intelligence

💡 HTTP Request Smuggling

Request smuggling exploits differences in how front-end and back-end servers parse HTTP requests. This technique can bypass security controls, poison web caches, and hijack other users sessions by desynchronizing request boundaries.

💡 DNS Sinkholing for Malware Defense

DNS sinkholing redirects queries for known malicious domains to controlled IP addresses. This technique blocks malware communication, prevents data exfiltration, and identifies compromised internal hosts attempting to contact command-and-control servers.

🔍 Check Any IP Address

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