ABUSE.MOM
THREAT REPORT

IP Threat Report
121.200.216.37

ABUSE.MOM — BEHAVE OR GET EXPOSED

Generated: 2026-05-22 08:53:25
First seen: 2026-02-20 11:35:04
Last seen: 2026-05-03 13:00:04
70

⛔ Verdict: BLOCK

This IP address has been classified as a source of malicious automated activity. Threat score: 70/100. Total malicious requests observed: 2.

DANGER_PATHREDIRECT_PROBEREFERER
01

Geolocation & Classification

IP Address
121.200.216.37
Type
Residential
Country
🇻🇳 Vietnam
City
Yen Hoa
ISP
MCO HA NOI TECHNOLOGY COMPANY LIMITED
Organization
Vietnam Internet Network Information Center
Autonomous System
AS154247 MCO HA NOI TECHNOLOGY COMPANY LIMITED
Hit Count
2
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
Σ = 70
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

2026-02-20 11:35:04
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)
2026-05-03 13:00:04
Last malicious request observed
Total score reached: 70/100
Next cycle
IP blocked — all subsequent requests denied (HTTP 403)
Added to blocklist automatically
05

Network Provider

MCO HA NOI TECHNOLOGY COMPANY LIMITED
AS154247 · 🇻🇳 Vietnam
06

Recommendations

Actions taken & recommended

  • IP 121.200.216.37 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 121.200.216.0/24
  • 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 121.200.216.37 is enumerating directories. Configure fail2ban apache-404 jail after 10+ 404 errors. Disable directory listings. Normalize all 404 responses.

07

Neighbors in 121.200.216.0/24

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
Spamhaus ZEN

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

10

Threat Analysis

121.200.216.37 has been assigned a threat score of 70/100 (High). This classifies it as a high-severity threat. Proactive blocking is recommended for sensitive infrastructure.

The following attack categories were identified:

Path Enumeration

📊 Threat Analysis

IP address 121.200.216.37 has been traced to Yen Hoa, Vietnam, operating on the network of MCO HA NOI TECHNOLOGY COMPANY LIMITED. Our threat detection systems have flagged this address based on observed malicious behavior patterns. Over a period of 72 days, this IP generated 2 malicious requests, averaging approximately 0 requests per day. Operating from a residential network, this IP may represent a compromised home gateway or IoT device that has been drafted into a larger attack infrastructure. Active path scanning has been detected — this IP probes for hundreds of common file and directory names. With 105 flagged addresses, Vietnam represents a significant presence in our threat database. A threat score of 70/100 places this IP in the high-risk category. Blocking at the firewall level is recommended.

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 Vietnam

103.216.118.66 (273)210.2.86.189 (235)103.61.123.221 (235)116.118.47.174 (235)14.225.32.188 (235)View all →

🏢 Same network: AS154247

121.200.216.13 (105)121.200.217.28 (105)121.200.217.27 (105)121.200.216.56 (70)View all →
12

Security Intelligence

💡 Command Injection Techniques

Command injection occurs when attackers insert operating system commands through application inputs. Successful exploitation grants direct server access, enabling data theft, malware installation, and lateral movement across networks.

💡 Deception Technology Beyond Honeypots

Modern deception technology deploys fake credentials, decoy files, and breadcrumbs throughout production environments. When attackers interact with these deceptions, high-fidelity alerts trigger with virtually zero false positives.

🔍 Check Any IP Address

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