177.8.252.89📋 Copy

IP INTELLIGENCE BRIEFING: 177.8.252.89/32

SUBJECT: Threat Assessment and Security Recommendations

DATE: Current

SOURCE: IPDebrief Intelligence Platform

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## EXECUTIVE SUMMARY

IP 177.8.252.89 has been assessed as HIGH RISK with an overall risk score of 80/100. The IP is registered to ISUPER TELECOMUNICACOES INFO LTDA (ASN 263579) in Marialva, Paraná, Brazil. The address is classified as firewalled with no active services, though it exhibits significant threat indicators including multiple DNSBL listings and elevated neighborhood abuse density.

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## RISK PROFILE

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## THREAT INDICATORS

The IP presents multiple threat signals despite being registered as residential:

• DNSBL Presence: Listed on 4 blacklists with 8 total evaluations
• Abuse Density: The /24 subnet (177.8.252.0/24) shows 14.29% abuse density
• Risk Propagation: Inherited risk score of 2 from subnet context
• Control Plane: Route stability flagged as unstable
• Historical Context: 21 observations recorded; recent activity detected as of June 25, 2026

Notable network associations include 19 DNS entries mapping to hostname 252-089.isuper.com.br, indicating reverse DNS resolution is active despite the IP being classified as residential.

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## NEIGHBORHOOD ANALYSIS

The /24 subnet contains 6 neighboring IPs with the following risk distribution:

Subnet Summary: 4 medium-risk, 2 low-risk neighbors. The elevated density suggests coordinated activity within the block.

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## OBSERVATION HISTORY

Analysis of 21 historical observations reveals:

• Recent Activity: Multiple signals detected on June 25, 2026, including blacklist listings with "high" severity
• Classification Variance: Historical records show conflicting residential/infrastructure classifications
• Persistence: No persistent malicious behavior pattern identified, but threat observation count remains at 1
• Ownership Stability: No ownership changes recorded

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## RECOMMENDED ACTIONS

Based on the risk profile (80/100), the following security measures are recommended:

IMMEDIATE (Priority: Critical)

Block at Perimeter:

```bash

# iptables

iptables -A INPUT -s 177.8.252.89 -j DROP

# nftables

nft add rule inet filter input ip saddr 177.8.252.89 drop

# nginx

deny 177.8.252.89;

# Cloudflare WAF

{"description": "Block 177.8.252.89 — IPDebrief risk score 80", "action": "block", "filter": {"expression": "ip.src eq 177.8.252.89"}}

# AWS WAF

{"Addresses": ["177.8.252.89/32"], "Description": "IPDebrief risk 80"}

```

MONITORING (Priority: High)

• Increase logging verbosity for all traffic from this IP range
• Review recent activity logs from the past 7 days
• Correlate with any blocked or denied traffic events
• Monitor for additional IPs from the 177.8.252.0/24 subnet

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## INTELLIGENCE CONTEXT

The IP resides in a subnet with moderate abuse density (14.29%). While the specific address shows no active service banners or open ports, its reputation score and DNSBL presence indicate prior abuse activity. The relationship graph shows 33 associations, predominantly network-level and DNS-based, with no direct organizational or certificate links identified.

Threat Level: HIGH — Block and monitor. Review historical logs for correlated incidents.

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END OF BRIEFING

This summary was generated by AI and may contain inaccuracies. Verify critical details independently.