168.0.226.173📋 Copy

# IP INTELLIGENCE BRIEFING

Target: 168.0.226.173/32

Classification: Moderate Risk

Date: 2026-07-25

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## EXECUTIVE SUMMARY

IP address 168.0.226.173 presents a Moderate Risk profile (Risk Score: 55/100) with elevated operator scoring and DNSBL presence. The IP is attributed to a Brazilian residential or enterprise network operator with no active services. While no direct threat indicators were observed, the IP's route stability issues and DNSBL listings warrant monitoring and defensive blocking.

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## OWNERSHIP & GEOLOCATION

• Organization: JOSE APARECIDO PEREIRA DA SILVA TELNET - ME
• Netname: 272294
• ASN: 265260
• Country: Brazil (BR)
• Region: São Paulo (SP)
• City: Limeira
• CIDR Block: 168.0.224.0/22
• RIR: ARIN
• PTR Hostname: 168-0-226-173.dynamic.telnettelecom.net.br

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## THREAT ASSESSMENT

Risk Score: 55/100 (Moderate)

Threat Indicators:

• No known attacker associations
• Not a Tor exit node, proxy, or CDN
• Not listed as a spam source
• No known campaign affiliations

DNSBL Presence:

• Listed on 3 of 8 total DNSBL feeds (dnsblListedCount: 3)
• This represents approximately 37.5% DNSBL coverage

Control Plane Analysis:

• Route Stability: Unstable (isRouteStable: false)
• RPKI State: Not validated
• IRR Consistency: Not assessed
• Operator Score: 0.1304 (Minimal)
• Route Changes (30d): 0

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## NETWORK BEHAVIOR

• Service Purpose: Firewalled / No Services
• Open Ports: None detected
• TLS Certificate: None
• HTTP Banner: None
• Forward Resolution: Not confirmed

Geolocation Confidence:

• Source Count: 1
• Accuracy Radius: 2,500 km
• Geo Consensus: Yes
• Geo Plausible: False

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## SUBNET NEIGHBORHOOD ANALYSIS

Subnet: 168.0.226.173/24

Abuse Density: 16.67% (0.1667)

Classification: mostly_clean

Inherited Risk: 5/100

Neighboring IP Risk Distribution:

• High Risk (2): 168.0.226.39, 168.0.226.101
• Medium Risk (7): 168.0.226.18, 168.0.226.33, 168.0.226.84, 168.0.226.103, 168.0.226.181, 168.0.226.198, 168.0.226.235
• Low Risk (1): 168.0.226.44

Threat Siblings: 2 IPs in the /24 subnet flagged as threats

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## OBSERVATION HISTORY

Total Observations: 16 signals captured (2026-07-25)

Recent Signal Types:

• Network classification signals
• Geolocation inference signals (BR, Limeira)
• Operator scoring signals
• Overall risk assessment signals

Threat Persistence: Not observed (threatPersistenceDays: 0)

Is Persistently Malicious: No

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## RELATIONSHIP GRAPH

• Network Associations: ASN 272294 (multiple entries)
• DNS Associations: 168-0-226-173.dynamic.telnettelecom.net.br (multiple entries)

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## RECOMMENDED ACTIONS

Priority: Increase monitoring and consider blocking

Recommended Firewall Rules:

• iptables: `iptables -A INPUT -s 168.0.226.173 -j DROP`
• nftables: `nft add rule inet filter input ip saddr 168.0.226.173 drop`
• nginx: `deny 168.0.226.173;`
• pfSense: `168.0.226.173/32`
• Cloudflare WAF: Block IP with expression `ip.src eq 168.0.226.173`
• AWS WAF: Block CIDR `168.0.226.173/32`

Monitoring Recommendation: Increase logging verbosity and review recent activity from this IP due to elevated risk score (55/100).

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## ASSESSMENT

IP 168.0.226.173 is a Brazilian network address with moderate risk characteristics. The combination of DNSBL listings, route instability,

## ASSESSMENT

IP 168.0.226.173 is a Brazilian network address with moderate risk characteristics. The combination of DNSBL listings, route instability, and elevated operator scoring indicates this IP is associated with a low-authority network provider. While no active malicious campaigns were identified, the presence of threat siblings within the /24 subnet suggests this network segment may be used for opportunistic abuse.

Key Risk Factors:

• Route instability (isRouteStable: false)
• 3/8 DNSBL listings
• Elevated risk score (55/100)
• Multiple threat siblings in neighborhood
• No SPF/DMARC email authentication configured

Mitigation Status: No active threat indicators detected. Current profile suggests defensive monitoring and selective blocking may be appropriate for high-value assets.

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Report Generated: 2026-07-25

Data Sources: IPDebrief Intelligence Platform

Classification: Internal Threat Intelligence (Semi-Confidential)

END OF BRIEFING

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