168.0.227.255📋 Copy

# INTELLIGENCE BRIEFING: IP 168.0.227.255/32

Date: 2026-07-27

Classification: Low Risk / Monitoring Recommended

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## EXECUTIVE SUMMARY

IP 168.0.227.255 presents a low-risk threat profile with a risk score of 25/100. The address is currently classified as a bogon/reserved IP that is being actively utilized, with dynamic DNS hosting and multiple blacklist listings detected. Network topology analysis reveals the IP belongs to Brazilian ISP infrastructure (AS265260) despite geolocation data conflicting between Brazil and the United States.

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## PROFILE ANALYSIS

Risk Assessment:

• Overall Reputation: Low Risk (Score: 25)
• Provider Score: 0
• Authority Score: 0
• Stability Score: 0
• DNSBL Listings: 1 of 8 total lists

Geolocation Intelligence:

• Primary Location: Boston, MA, US (US-MA timezone)
• Secondary Location: Limeira, São Paulo, Brazil (based on recent ASN data)
• Geo-Consensus: False (conflicting sources)
• Geo-Plausibility: False

Network Infrastructure:

• ASN: AS265260
• Organization: JOSE APARECIDO PEREIRA DA SILVA TELNET - ME, BR
• BGP Prefix: 168.0.226.0/23
• Origin ASN: 265260
• Route Stability: False (route changes detected in 30-day window)
• Transit Networks: Comcast, Lumen
• Hop Count: 30 (19 timed out)

DNS Configuration:

• PTR Hostname: 168-0-227-255.dynamic.telnettelecom.net.br
• Forward Resolution: 168-0-227-255.dynamic.telnettelecom.net.br
• Domain: net.br
• DNSSEC: Valid
• Has CAA: False
• Email Authentication: No SPF, No DMARC records

Service Status:

• Open Ports: None detected
• TLS Certificate: None
• HTTP Banner: None
• Classification: Firewalled / No Services

Threat Indicators:

• Is Tor Exit: False
• Is Known Attacker: False
• Is Spam Source: False
• Abuse Confidence Score: Not calculated
• Threat Feeds: None active
• Known Campaigns: None

---

## OBSERVATION HISTORY

Total Observations: 13 signals detected

Recent Activity Timeline:

• 2026-07-27 00:39:54 - Blacklist listing detected (8 total lists, 1 active, max severity: HIGH)
• 2026-07-27 00:39:52 - DNSSEC validation confirmed (valid)
• 2026-07-27 00:39:51 - ASN attribution to AS265260 (Brazilian telecom provider)
• 2026-07-27 00:40:09 - Geolocation attribution to Brazil (Limeira, São Paulo) with proxy classification

Temporal Analysis:

• Ownership Changes: 0
• Average Ownership Days: Not calculated
• Threat Persistence Days: 0
• Threat Observation Count: 0
• Is Persistently Malicious: False

---

## RELATIONSHIP MAPPING

Associated Entities:

• DNS Hostname: 168-0-227-255.dynamic.telnettelecom.net.br
• Relationship Type: DNS Association
• Total Relationships: 1

Note: No associations detected with organizations, certificates, or additional subnets.

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## NEIGHBORHOOD ANALYSIS

Subnet: 168.0.227.0/24

Subnet Health Metrics:

• Total Siblings: 17
• Abuse Density: 5.9% (0.059)
• Inherited Risk: 0
• Classification: Not assigned

Risk Distribution:

• High Risk: 1 IP (168.0.227.110 - Score: 80)
• Medium Risk: 12 IPs (Range: 40-55)
• Low Risk: 4 IPs (Range: 15)

Elevated-Risk Neighbors Noted:

• 168.0.227.110 (Risk: 80, Authority: 50)
• 168.0.227.18 (Risk: 55, Authority: 50)
• 168.0.227.214 (Risk: 55, Authority: 50)

---

## THREAT INTELLIGENCE NARRATIVE

IP 168.0.227.255 is a bogon address (168.0.0.0/8 is reserved for documentation per RFC 5737) that is being actively utilized in a non-standard capacity. The IP resolves to dynamic DNS hosting infrastructure under a Brazilian ISP (AS265260), creating a potential misconfiguration or unauthorized use scenario.

Key Observations:

1. The address has no open ports or services, functioning primarily as a DNS host

2. Conflicting geolocation data (Brazil vs. US) suggests potential NAT or proxy involvement

3. Single DNSBL listing with "high" severity detected in recent observations

4. Subnet exhibits 5.9% abuse density with one neighbor flagged at risk score 80

5. BGP routing shows instability with route changes in the 30-day window

Behavioral Indicators:

• No honeypot hits
• No enumeration strikes
• No WAF violations
• No observed threat persistence

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## RECOMMENDED ACTIONS

Firewall Rules:

• Monitor for inbound/outbound traffic patterns (no current services to block)
• Consider rate-limiting if connection attempts increase
• No immediate blocking recommended due to low risk profile

Monitoring Priorities:

1. Track DNSBL listing changes (currently 1 of 8 lists)

2. Monitor for service/port openings

3. Watch subnet 168.0.227.0/24 for correlated activity with elevated-risk neighbors

4. Re-evaluate geolocation consistency (Brazil vs. US conflict)

IOC Generation:

IOC Generation:

• IP: 168.0.227.255/32
• Reverse DNS: 168-0-227-255.dynamic.telnettelecom.net.br
• ASN: AS265260

Threat Hunting Queries:

```

SELECT * FROM logs WHERE src_ip = '168.0.227.255' OR dst_ip = '168.0.227.255' AND event_type = 'connection'

SELECT * FROM dns_logs WHERE hostname = '168-0-227-255.dynamic.telnettelecom.net.br'

SELECT * FROM blacklist WHERE ip = '168.0.227.255'

```

Subnet Correlation Query:

```

SELECT * FROM logs WHERE src_net = '168.0.227.0/24' OR dst_net = '168.0.227.0/24'

```

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## CONCLUSION

IP 168.0.227.255 presents minimal immediate threat to defensive operations. The low-risk profile, combined with lack of active services and no observed malicious behavior, supports continued monitoring rather than active blocking. However, the conflicting geolocation data and elevated-risk neighbors within the /24 subnet warrant periodic re-assessment.

Recommended Review Cycle: 30 days

Threat Level: LOW

Priority: MEDIUM (due to neighborhood risk concentration)

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END OF INTELLIGENCE BRIEFING

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