103.83.233.80📋 Copy

# IPDebrief Intelligence Briefing: 103.83.233.80/32

Classification: LOW RISK – DEFENSIVE MONITORING RECOMMENDED

Date: 2026-07-29

IP Address: 103.83.233.80

Risk Score: 25 (Low Risk)

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## Executive Summary

IP 103.83.233.80 is a low-risk infrastructure address associated with organization IRT-SB-BD (ASN 153038) in Bangladesh. The address shows no active threat indicators, operates a firewalled service posture with no open ports, and maintains a clean subnet classification. Historical observations indicate stable ownership and no evidence of persistent malicious activity.

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## Network Classification & Ownership

• Organization: IRT-SB-BD (IRT-SB-BD)
• Netname: SB-BD
• ASN: 153038
• RIR: APNIC
• CIDR Block: 103.83.233.0/24
• Geolocation: Bangladesh (23.7018°N, 90.3742°E)
• Registration: APNIC region

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## Threat Assessment

• Risk Score: 25/100 (Low Risk)
• Reputation: Low Risk
• Abuse Confidence Score: Not applicable (no active abuse signals)
• Known Threat Indicators: None
• Tor Exit Node: False
• Known Attacker: False
• Spam Source: False
• Blacklist Count: 0
• DNSBL Listed: 1 of 8 total lists checked
• Campaign Association: None identified

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## Network Services & Behavior

• Service Purpose: Firewalled / No Services
• Open Ports: None detected
• DNS PTR Records: None
• Reverse DNS Resolution: Unconfirmed
• HTTP/TLS Services: None active
• Certificate Authority Records: None
• HSTS/CSP Headers: Not detected

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## Subnet Neighborhood Analysis

• Subnet: 103.83.233.0/24
• Abuse Density: 0%
• Classification: Clean
• Total Sibling IPs: 1
• Active Siblings: 1
• Threat Siblings: 0
• Inherited Risk: 0
• Risk Distribution: High: 0, Medium: 0, Low: 0

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## Control Plane & Routing

• Origin ASN: 153038
• BGP Prefix: 103.83.233.0/24
• Route Changes (30d): 0
• Route Stability: Unstable
• Is MOAS: False
• RPKI State: Not validated
• DNSSEC Valid: True
• Operator Score: 0.1304 (Minimal)

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## Historical Observation Summary

Fifteen observations recorded through 2026-07-29 indicate consistent behavior:

• Subnet Classification: Persistently clean with 0% abuse density
• Threat Observations: None
• Geolocation: Bangladesh coordinates validated (geoplausible: true)
• Network Probing: ICMP blocked – unable to validate
• Port Scans: Executed but no open services detected
• Ownership Changes: 0
• Threat Persistence Days: 0
• Campaign Likelihood: None

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## Intelligence Narrative

The IP 103.83.233.80 demonstrates stable, benign network behavior consistent with defensive infrastructure. The address belongs to a single-sibling subnet with zero abuse density, indicating this is not part of a compromised or multi-purpose network segment. Service analysis confirms a firewalled posture with no open ports, suggesting either a passive infrastructure role or actively secured deployment. Historical signal analysis shows no degradation in risk posture over the observation period.

No threat indicators, campaign associations, or persistent malicious activity were observed. The single DNSBL listing requires contextual review but does not indicate active abuse correlation.

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## Recommended Security Actions

• Monitoring: Continue passive monitoring – no immediate action required
• Firewall: Allow inbound traffic only if legitimate service requirements exist
• Threat Hunting: No specific threat hunting indicators identified
• Incident Response: No incident response actions warranted

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## Conclusion

IP 103.83.233.80 presents as a low-risk infrastructure address with no active threat indicators. The address maintains a clean subnet classification and shows no evidence of malicious activity or abuse. Recommended classification for SOC operations: DEFENSIVE MONITORING

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