176.103.1.49📋 Copy

INTELLIGENCE BRIEFING: 176.103.1.49

Subject: Moderate Risk IP Address — DIALOG-NET, Ukraine

Classification: MONITORING REQUIRED

---

1. NETWORK IDENTIFICATION

• IP Address: 176.103.1.49/32
• Risk Score: 55/100 (Moderate Risk)
• ASN: 56812 (DIALOGKOM-MNT)
• Organization: DIALOG-NET
• CIDR Block: 176.103.0.0/19
• RIR: RIPE
• Geolocation: Ukraine (UA), Kharkivs'ka Oblast', Balakliya

2. NETWORK ROLE & INFRASTRUCTURE

• Service Status: Firewalled / No Services Detected
• Infrastructure Type: Not Cloud, CDN, VPN, Proxy, or Tor
• Open Ports: None
• DNS Status: No PTR records, forward resolution confirmed: No
• Email Authentication: SPF, DMARC: Not configured

3. THREAT ASSESSMENT

• Known Attacker: No
• Tor Exit Node: No
• Spam Source: No
• Threat Feeds: No active indicators
• DNSBL Listings: 3/8 total lists
• Campaign Correlation: None identified
• Threat Persistence: 0 days observed

4. SUBNET ANALYSIS (176.103.1.0/24)

• Total Siblings: 62 IPs
• Active Siblings: 37 IPs
• Threat Siblings: 4 IPs
• Abuse Density: 0.0645 (Moderate)
• Risk Distribution: High: 1, Medium: 42, Low: 16
• Neighboring Risk Scores: Range from 15-55, with 176.103.1.49 matching the maximum

5. OBSERVATION HISTORY (14 Observations)

• Recent Signals: Multiple geolocation and ownership confirmations from 2026-07-30
• Geolocation Consensus: Validated (plausible: Yes)
• Route Stability: False (isRouteStable: false)
• BGP Prefix: 176.103.0.0/20
• DNSSEC: Valid
• RPKI State: Not reported
• Route Changes (30d): 0

6. RELATIONSHIP GRAPH

• Associated Networks: DIALOG-NET (2 entries)
• No additional correlations to hostnames, organizations, or certificates

7. RECOMMENDED ACTIONS

Monitoring:

• Increase logging verbosity and review recent activity from this IP
• Severity: High (based on risk score 55/100)

Firewall Rules:

```bash

# iptables

iptables -A INPUT -s 176.103.1.49 -j DROP

# nftables

nft add rule inet filter input ip saddr 176.103.1.49 drop

# nginx

deny 176.103.1.49;

# pfSense

176.103.1.49/32

# Cloudflare WAF

{"description":"Block 176.103.1.49 — IPDebrief risk score 55", "action":"block", "filter":{"expression":"ip.src eq 176.103.1.49"}}

# AWS WAF

{"Addresses":["176.103.1.49/32"],"Description":"IPDebrief risk 55"}

```

---

ANALYST NOTES:

The IP address 176.103.1.49 presents a moderate risk profile with a score of 55. While no active threat indicators or campaign correlations are present, the IP is listed on 3 DNSBL entries out of 8 total checks. The subnet 176.103.1.0/24 shows moderate abuse density (0.0645) with 4 threat-sibling IPs among 62 total addresses. The IP appears firewalled with no active services, but the risk score warrants monitoring. Recommended action: Block at perimeter firewall and increase logging for correlation with other intelligence.

Generated: 2026-07-30

Classification: SOC Use Only

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