# IP INTELLIGENCE BRIEFING: 188.246.73.71/32
Classification: HIGH RISK
Date: 2026-07-30
Analyst: IPDebrief Intelligence
## Executive Summary
IP address 188.246.73.71 is classified as HIGH RISK (Risk Score: 80/100). The IP is associated with BLICNET infrastructure in Bosnia and Herzegovina and shows elevated threat indicators including DNSBL listings and elevated neighborhood risk density. No active services are currently detected.
## Profile Overview
| Attribute | Value |
|---|---|
| **IP Address** | 188.246.73.71/32 |
| **Risk Score** | 80/100 (High Risk) |
| **ASN** | 21107 |
| **Organization** | BLICNET Internet Team - Ripe |
| **Network** | 188.246.73.0/24 |
| **Country** | Bosnia and Herzegovina (BA) |
| **City** | Doboj, Republika Srpska |
| **Reputation** | High Risk |
## Threat Assessment
Current Threat Indicators:
- DNSBL Listed: 4 of 8 total lists
- No active services detected (firewalled/no services)
- No open ports identified
- Not Tor exit, not known attacker, not spam source
- No active threat campaigns correlated
Control Plane Analysis:
- Operator Score: 0.2609 (Basic)
- Route Stability: False
- RPKI State: Not validated
- IRR Consistency: Not validated
## Network Neighborhood Analysis
The /24 subnet (188.246.73.0/24) contains 43 sibling IPs with the following risk distribution:
- High Risk: 0
- Medium Risk: 30 (โ69.8%)
- Low Risk: 10 (โ23.3%)
- Abuse Density: 0
Notable High-Risk Neighbors (Risk Score 70):
- 188.246.73.51, .88, .98, .107, .147, .209, .220, .254
## Observation History
Recent Activity (2026-07-30):
- 13 signal observations recorded
- Consistent ASN and organization attribution (BLICNET)
- Geolocation consistently attributed to Bosnia and Herzegovina
- No significant ownership changes detected
- No persistent malicious activity observed
Geolocation Validation:
- ICMP blocked - unable to validate physical location
- Claimed coordinates: 44.7297°N, 18.0948°E
- Distance from validation point: 1,201.1 km
## Infrastructure Relationships
DNS Associations:
- pppoe-bb-71.poen.net (PPPoe broadband hostname)
- Forward resolution confirmed to poen.net
Network Affiliation:
- Same network relationship: BLICNET
## Recommended Security Actions
Immediate Actions (Critical Severity):
1. Firewall Blocking
```
iptables: iptables -A INPUT -s 188.246.73.71 -j DROP
nftables: nft add rule inet filter input ip saddr 188.246.73.71 drop
nginx: deny 188.246.73.71;
```
2. WAF Integration
- Cloudflare WAF: Block expression `ip.src eq 188.246.73.71`
- AWS WAF: Add IP 188.246.73.71/32 to block list
3. Monitoring
- Increase logging verbosity for this IP
- Review recent activity for any successful connections
- Monitor for any service enumeration attempts
Contextual Considerations:
- The subnet shows elevated abuse density (30/43 IPs with medium+ risk scores)
- Consider blocking the broader /24 range if this IP is confirmed malicious
- Monitor for correlation with known campaigns or threat actors
## Intelligence Assessment
The IP represents a moderate-to-high risk threat vector originating from BLICNET infrastructure in Bosnia and Herzegovina. While no active malicious services are currently detected, the elevated risk score (80/100) combined with DNSBL listings and neighborhood risk patterns warrant blocking at the perimeter. The PPPoE hostname pattern suggests this may be a residential or dynamic IP assignment.
Action Priority: MEDIUM-HIGH (Block immediately, monitor for evasion techniques)
---
*This briefing is generated from IPDebrief intelligence data. Validate with additional sources before operational implementation.*
This summary was generated by AI and may contain inaccuracies. Verify critical details independently.
๐ข Ownership & Registration
| Organization | BLICNET Internet Team - Ripe |
| ASN | AS21107 |
| Network Name | BLICNET |
| CIDR Block | 188.246.73.0/24 |
| RIR | RIPE |
| Country | BA |
| Abuse Contact | Available via RDAP |
๐ DNS Intelligence
| PTR | pppoe-bb-71.poen.net |
| Forward Confirmed | Yes โ FCrDNS verified |
| Forward Hostnames | pppoe-bb-71.poen.net |
๐ DNS Hygiene
| Hygiene Score | 60% (Good) |
| SPF | Present |
| DMARC | Not configured |
| FCrDNS | Verified |
| DNSSEC | Valid |
| CAA | Not configured |
โ๏ธ Network Classification
| Infrastructure | Unknown |
| Service Purpose | Firewalled / No Services |
| Network Tier | Tier 3 โ Basic operator with some routing infrastructure |
๐ Services & Open Ports
| Port | Service | Protocol | Banner |
|---|---|---|---|
| No open ports detected | |||
| Closed Ports | 22, 25, 80, 443, 3389, 8080, 8443 (0 open / 7 scanned) | ||
| Server | โ |
| HTTP Title | โ |
๐ TLS Certificate
| SANs | None |
| Valid From | โ |
| Valid Until | โ |
๐ฏ Confidence Breakdown
Per-dimension confidence scores based on source diversity and data freshness
| Dimension | Score | Sources | Observations |
|---|---|---|---|
| threat | 25% | 1 | 1 |
| routing | 25% | 1 | 1 |
| services | 25% | 1 | 1 |
| ownership | 0% | 0 | 0 |
| reputation | 0% | 0 | 0 |
| geolocation | 25% | 1 | 1 |
| Overall | 16% | 4 | 4 |
| Data Coherence | Consistent (100%) |
| Attribution | Moderate (70%) |
| OwnershipFCrDNSGeo ConsensusGeo PlausibleIRR MatchRPKI Valid |
๐ Observation Timeline ๐ Live
| First Seen | 2026-07-29 16:41:42 UTC |
| Last Seen | 2026-07-31 13:31:59 UTC |
| Profile Built | 2026-07-30 22:41:54 UTC |
| Data Freshness | Live |
| Signal Types | 19 |
| Total Observations | 19 |
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