ABUSE.MOM
THREAT REPORT

IP Threat Report
104.199.153.100

ABUSE.MOM — BEHAVE OR GET EXPOSED

Generated: 2026-05-27 12:08:01
First seen: 2026-05-06 11:00:05
Last seen: 2026-05-06 11:00:05
155

⛔ Verdict: BLOCK

This IP address has been classified as a source of malicious automated activity. Threat score: 155/100. Total malicious requests observed: 1.

DANGER_PATHBURST
01

Geolocation & Classification

IP Address
104.199.153.100
Type
Hosting
Country
🇹🇼 Taiwan
City
Taipei
ISP
Google LLC
Organization
Google Cloud (asia-east1)
Autonomous System
AS396982 Google LLC
Hit Count
1
02

Detection Signatures

SignatureDescriptionPointsSeverity
Danger strong hits: 1High-risk paths: shells, RCE vectors, exploits+25
Danger medium hits: 18Medium-risk: admin panels, config files+60
Burst: 11 req / 2sAbnormally fast request rate — automated scanning+35
Burst: 20 req / 10sAbnormally fast request rate — automated scanning+35
Σ = 155
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

2026-05-06 11:00:05
First malicious request detected
IP entered monitoring from server access logs
During observation
Multiple detection signatures triggered
Danger strong hits: 1 (+25), Danger medium hits: 18 (+60), Burst: 11 req / 2s (+35)
2026-05-06 11:00:05
Last malicious request observed
Total score reached: 155/100
Next cycle
IP blocked — all subsequent requests denied (HTTP 403)
Added to blocklist automatically
05

Network Provider

Google LLC
AS396982 · 🇹🇼 Taiwan
06

Recommendations

Actions taken & recommended

  • IP 104.199.153.100 is blocked at application level (HTTP 403)
  • Consider blocking at firewall level (iptables/CSF) to reduce server load
  • Report abuse to the network provider via their abuse contact
  • Ensure sensitive files (.env, .git, backups) are not accessible from the web

🌊 Flood / DDoS Mitigation

Implement limit_req_zone in nginx. Deploy CDN with DDoS protection. Configure SYN cookies and connection tracking to throttle 104.199.153.100.

09

Blacklist Status (DNSBL)

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

✓ Clean
ix.dnsbl.manitu.net
✓ Clean
dnsbl.sorbs.net
✓ Clean
bl.spamcop.net
✓ Clean
zen.spamhaus.org
✓ Clean
dnsbl-1.uceprotect.net
✓ Clean
b.barracudacentral.org
✓ Clean
truncate.gbudb.net
✓ Clean
psbl.surriel.com

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

10

Threat Analysis

104.199.153.100 has been assigned a threat score of 155/100 (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 Flooding

📊 Threat Analysis

Network traffic from 104.199.153.100, located in Taipei, Taiwan, operating on the network of Google LLC, has been classified as malicious by our automated threat scoring engine. The address has been active for 1 days in our monitoring system, producing 1 flagged requests at a rate of ~1/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. Rate-based attacks from this IP aim to overwhelm server resources through high-volume request flooding. Taiwan currently accounts for 71 blocked IPs in our database, making it a notable source of malicious traffic. A score of 155/100 places this address in the top tier of severity. Block and investigate any historical connections.

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 Taiwan

34.80.73.228 (253)35.185.143.111 (200)34.80.216.128 (195)104.155.218.51 (180)35.234.32.129 (180)View all →

🏢 Same network: AS396982

34.187.158.4 (340)34.186.187.208 (340)34.136.84.236 (288)35.254.215.135 (288)35.243.110.60 (288)View all →
12

Security Intelligence

💡 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.

💡 Brute Force Attack Mechanics

Brute force attacks systematically try username and password combinations to gain unauthorized access. Modern attacks leverage credential databases from previous breaches, testing millions of combinations using distributed botnets across multiple IP addresses.

🔍 Check Any IP Address

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