ABUSE.MOM
THREAT REPORT

IP Threat Report
158.23.144.38

ABUSE.MOM — BEHAVE OR GET EXPOSED

Generated: 2026-07-30 00:57:17
First seen: 2026-07-06 09:49:51
Last seen: 2026-07-12 00:42:54
98

⛔ Verdict: BLOCK

This IP address has been classified as a source of malicious automated activity. Threat score: 98/100. Total malicious requests observed: 398.

BOT_UADANGER_PATHMETHOD
01

Geolocation & Classification

IP Address
158.23.144.38
Type
Hosting
Country
🇲🇽 Mexico
City
Querétaro City
ISP
Microsoft Corporation
Organization
Microsoft Azure Cloud (mexicocentral)
Autonomous System
AS8075 Microsoft Corporation
Hit Count
398
02

Detection Signatures

SignatureDescriptionPointsSeverity
Danger strong hits: 2High-risk paths: shells, RCE vectors, exploits+50
POST seenBehavioral anomaly detected by automated analysis+8
UA bot: pythonKnown bot/crawler User-Agent detected+40
Σ = 98
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

2026-07-06 09:49:51
First malicious request detected
IP entered monitoring from server access logs
During observation
Multiple detection signatures triggered
Danger strong hits: 2 (+50), POST seen (+8), UA bot: python (+40)
2026-07-12 00:42:54
Last malicious request observed
Total score reached: 98/100
Next cycle
IP blocked — all subsequent requests denied (HTTP 403)
Added to blocklist automatically
05

Network Provider

Microsoft Corporation
AS8075 · 🇲🇽 Mexico
06

Recommendations

Actions taken & recommended

  • IP 158.23.144.38 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 158.23.144.0/24
  • Report abuse to the network provider via their abuse contact
  • Ensure sensitive files (.env, .git, backups) are not accessible from the web

🤖 User-Agent Anomaly Defense

IP 158.23.144.38 shows suspicious UA behavior. Block empty User-Agent requests. Implement JavaScript-based bot detection for sensitive endpoints.

07

Neighbors in 158.23.144.0/24

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

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

10

Threat Analysis

158.23.144.38 has been assigned a threat score of 98/100 (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:

User-Agent Anomaly

📊 Threat Analysis

Network traffic from 158.23.144.38, located in Querétaro City, Mexico, operating on the network of Microsoft Corporation, has been classified as malicious by our automated threat scoring engine. Our sensors captured 398 malicious requests from this address across a 5-day span, reflecting a sustained attack cadence of ~79.6 requests per day. The IP is classified as hosting/datacenter infrastructure, commonly associated with rented servers used for automated attack campaigns, botnet command-and-control, or vulnerability scanning at scale. Detected suspicious User-Agent anomalies including empty, forged, or rapidly rotating UA strings — characteristic of automated scanning tools. Our records show 101 malicious IPs originating from Mexico, positioning it as a significant contributor to global threat activity. A score of 98/100 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 Mexico

158.23.144.198 (280)68.155.146.66 (280)68.155.145.150 (280)34.51.104.11 (263)68.155.154.218 (255)View all →

🏢 Same network: AS8075

158.23.190.66 (218)View all →
12

Security Intelligence

💡 Server-Side Request Forgery (SSRF)

SSRF attacks trick servers into making requests to internal resources that should not be publicly accessible. This can expose cloud metadata endpoints, internal APIs, and private network services, potentially leading to full infrastructure compromise.

💡 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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