ABUSE.MOM
THREAT REPORT

IP Threat Report
81.253.122.167

ABUSE.MOM — BEHAVE OR GET EXPOSED

Generated: 2026-10-26 08:41:19
First seen: 2026-10-14 06:11:59
Last seen: 2026-10-18 00:06:41
80

⛔ Verdict: BLOCK

This IP address has been classified as a source of malicious automated activity. Threat score: 80/100. Total malicious requests observed: 49.

BURSTREFERER
01

Geolocation & Classification

IP Address
81.253.122.167
Type
Residential
Country
🇫🇷 France
City
Paris
ISP
Orange S.A.
Organization
OWI
Autonomous System
AS5511 Orange S.A.
Hit Count
49
02

Detection Signatures

SignatureDescriptionPointsSeverity
Burst 11/10sAbnormally fast request rate — automated scanning+35
Burst 11/2sAbnormally fast request rate — automated scanning+35
Foreign refererReferer from unrelated external domain+10
Σ = 80
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

2026-10-14 06:11:59
First malicious request detected
IP entered monitoring from server access logs
During observation
Multiple detection signatures triggered
Burst 11/10s (+35), Burst 11/2s (+35), Foreign referer (+10)
2026-10-18 00:06:41
Last malicious request observed
Total score reached: 80/100
Next cycle
IP blocked — all subsequent requests denied (HTTP 403)
Added to blocklist automatically
05

Network Provider

Orange S.A.
AS5511 · 🇫🇷 France

We have detected 14 malicious IPs from this autonomous system.

View all IPs from AS5511 →
06

Recommendations

Actions taken & recommended

  • IP 81.253.122.167 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 81.253.122.167.

09

Blacklist Status (DNSBL)

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

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

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

10

Threat Analysis

81.253.122.167 has been assigned a threat score of 80/100 (Critical). With this rating, the IP falls into the critical severity bracket — among the most dangerous addresses in our monitoring database.

The following attack categories were identified:

Request Flooding

📊 Threat Analysis

The address 81.253.122.167 originates from Paris, France, operating on the network of Orange S.A.. It was identified through automated analysis of incoming network traffic across monitored endpoints. Our sensors captured 49 malicious requests from this address across a 3-day span, reflecting a sustained attack cadence of ~16.3 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. Rate-based attacks from this IP aim to overwhelm server resources through high-volume request flooding. France currently accounts for 2,423 blocked IPs in our database, making it a major source of malicious traffic. At 80/100, 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 France

185.177.72.51 (348)185.177.72.52 (348)185.177.72.29 (348)185.177.72.16 (348)185.177.72.56 (348)View all →

🏢 Same network: AS5511

82.24.90.171 (140)82.23.15.140 (140)82.24.17.229 (140)82.25.134.66 (140)46.202.38.106 (105)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.

💡 Bulletproof Hosting Ecosystem

Bulletproof hosting providers deliberately ignore abuse complaints, creating safe havens for malicious operations. These providers often operate in jurisdictions with weak cybercrime enforcement, offering services specifically marketed to criminal organizations.

🔍 Check Any IP Address

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