ABUSE.MOM
THREAT REPORT

IP Threat Report
16.171.249.47

ABUSE.MOM — BEHAVE OR GET EXPOSED

Generated: 2026-05-30 07:57:55
First seen: 2026-05-25 06:38:31
Last seen: 2026-05-30 07:16:10
203

⛔ Verdict: BLOCK

This IP address has been classified as a source of malicious automated activity. Threat score: 203/100. Total malicious requests observed: 177.

BURSTDANGER_PATHMETHODRATIO_404
01

Geolocation & Classification

IP Address
16.171.249.47
Type
Hosting
Country
🇸🇪 Sweden
City
Stockholm
ISP
Amazon.com
Organization
AWS EC2 (eu-north-1)
Autonomous System
AS16509 Amazon.com, Inc.
Hit Count
177
02

Detection Signatures

SignatureDescriptionPointsSeverity
404 ratio >= 60%Majority of requests returned 404 — enumeration+25
Burst 26/2sAbnormally fast request rate — automated scanning+35
Burst 79/10sAbnormally fast request rate — automated scanning+35
Danger strong hits: 209High-risk paths: shells, RCE vectors, exploits+100
POST seenBehavioral anomaly detected by automated analysis+8
Σ = 203
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

2026-05-25 06:38:31
First malicious request detected
IP entered monitoring from server access logs
During observation
Multiple detection signatures triggered
404 ratio >= 60% (+25), Burst 26/2s (+35), Burst 79/10s (+35)
2026-05-30 07:16:10
Last malicious request observed
Total score reached: 203/100
Next cycle
IP blocked — all subsequent requests denied (HTTP 403)
Added to blocklist automatically
05

Network Provider

Amazon.com
AS16509 · 🇸🇪 Sweden
06

Recommendations

Actions taken & recommended

  • IP 16.171.249.47 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

🔎 Path Enumeration Protection

Block scanning from 16.171.249.47: rate-limit 404 responses per IP, deploy a honeypot 404 page, ensure no backup files are web-accessible.

🌊 Flood / DDoS Mitigation

Implement limit_req_zone in nginx. Deploy CDN with DDoS protection. Configure SYN cookies and connection tracking to throttle 16.171.249.47.

09

Blacklist Status (DNSBL)

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

✓ Clean
zen.spamhaus.org
✓ Clean
bl.spamcop.net
✓ Clean
spam.dnsbl.sorbs.net
✓ Clean
cbl.abuseat.org
✓ Clean
dnsbl.dronebl.org
✓ Clean
psbl.surriel.com
✓ Clean
b.barracudacentral.org
✓ Clean
bl.blocklist.de

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

10

Threat Analysis

16.171.249.47 has been assigned a threat score of 203/100 (Critical). This places it in the critical threat category. Immediate blocking is strongly advised across all network perimeters.

The following attack categories were identified:

Path EnumerationRequest Flooding

📊 Threat Analysis

IP address 16.171.249.47 has been traced to Stockholm, Sweden, operating on the network of Amazon.com. Our threat detection systems have flagged this address based on observed malicious behavior patterns. The address has been active for 5 days in our monitoring system, producing 177 flagged requests at a rate of ~35.4/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. The dual attack vectors of Path Enumeration combined with Request Flooding indicate a coordinated assault rather than opportunistic scanning. Our records show 101 malicious IPs originating from Sweden, positioning it as a significant contributor to global threat activity. With a threat score of 203/100, this IP is among the most dangerous addresses in our database. Immediate and complete blocking is strongly recommended.

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 Sweden

74.241.249.229 (340)91.92.42.120 (300)91.92.42.63 (300)51.107.182.56 (280)20.91.197.150 (280)View all →

🏢 Same network: AS16509

15.220.152.241 (320)18.219.106.176 (315)15.220.169.114 (280)108.136.131.13 (265)54.206.58.169 (263)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.

💡 Dark Web Intelligence Gathering

Monitoring dark web forums and marketplaces provides advance warning of planned attacks, leaked credentials, and compromised data. This intelligence feeds into proactive defense measures before attacks reach their targets.

🔍 Check Any IP Address

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