ABUSE.MOM
THREAT REPORT

IP Threat Report
16.216.88.1

ABUSE.MOM — BEHAVE OR GET EXPOSED

Generated: 2026-10-26 12:05:25
First seen: 2026-09-16 03:43:02
Last seen: 2026-09-20 02:13:32
70

⛔ Verdict: BLOCK

This IP address has been classified as a source of malicious automated activity. Threat score: 70/100. Total malicious requests observed: 220.

BURSTRATIO_404REDIRECT_PROBE
01

Geolocation & Classification

IP Address
16.216.88.1
Type
Residential
Country
🇨🇦 Canada
City
Montreal
ISP
Hewlett Packard Enterprise Company
Organization
Hewlett Packard Enterprise Company
Autonomous System
AS396982 Google LLC
Hit Count
220
02

Detection Signatures

SignatureDescriptionPointsSeverity
404 ratio 40-60%Majority of requests returned 404 — enumeration+15
Burst 6/2sAbnormally fast request rate — automated scanning+35
Probe 302→404Behavioral anomaly detected by automated analysis+20
Σ = 70
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

2026-09-16 03:43:02
First malicious request detected
IP entered monitoring from server access logs
During observation
Multiple detection signatures triggered
404 ratio 40-60% (+15), Burst 6/2s (+35), Probe 302→404 (+20)
2026-09-20 02:13:32
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

Hewlett Packard Enterprise Company
AS396982 · 🇨🇦 Canada

We have detected 15135 malicious IPs from this autonomous system.

View all IPs from AS396982 →
06

Recommendations

Actions taken & recommended

  • IP 16.216.88.1 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 16.216.88.0/24
  • 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 16.216.88.1: 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 16.216.88.1.

07

Neighbors in 16.216.88.0/24

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

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

10

Threat Analysis

16.216.88.1 has been assigned a threat score of 70/100 (High). At this threat level, the IP is considered high risk. Firewall rules should be updated to deny traffic from this source.

The following attack categories were identified:

Path EnumerationRequest Flooding

📊 Threat Analysis

IP address 16.216.88.1 has been traced to Montreal, Canada, operating on the network of Hewlett Packard Enterprise Company. Our threat detection systems have flagged this address based on observed malicious behavior patterns. Our sensors captured 220 malicious requests from this address across a 3-day span, reflecting a sustained attack cadence of ~73.3 requests per day. 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. Canada currently accounts for 2,589 blocked IPs in our database, making it a major source of malicious traffic. At 70/100, this IP warrants immediate defensive action.

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 Canada

20.151.200.44 (315)20.151.179.130 (308)20.151.111.128 (308)45.91.23.64 (305)45.91.23.164 (305)View all →

🏢 Same network: AS396982

34.78.110.28 (348)34.187.158.4 (340)34.186.187.208 (340)136.67.84.210 (340)34.74.191.44 (340)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.

💡 Server-Side Template Injection

SSTI occurs when user input is embedded in server-side templates without sanitization. Successful exploitation often leads to remote code execution, as template engines typically have access to powerful server-side functionality.

🔍 Check Any IP Address

Share this report: