88.242.205.98📋 Copy

# IP Intelligence Briefing: 88.242.205.98

Classification: Moderate Risk | Risk Score: 40/100

Date Generated: 2026-07-28

IP Range: 88.242.0.0/16 (TurkTelekom)

---

## Executive Summary

IP 88.242.205.98 is a residential ISP address in the TurkTelekom (AS9121) network with moderate risk characteristics. No active services detected (firewalled/no services). DNS records resolve to Turkish Telekom infrastructure. The IP shows no active malicious indicators but is listed on 2 of 8 DNSBLs. Geographic signals indicate Turkey (Ankara/Adana), though control plane data shows origin ASN 9121 with BGP prefix 88.242.128.0/17.

---

## Network Profile

• ASN: 9121 (TurkTelekom)
• CIDR: 88.242.0.0/16
• Abuse Contact: abuse@turktelekom.com.tr
• RIR: RIPE
• Service Classification: Firewalled / No Services
• Network Type: Residential/ISP

---

## Threat Indicators

• Abuse Confidence: None detected
• Known Attacker: No
• Spam Source: No
• Tor Exit Node: No
• Blacklist Count: 2/8 DNSBLs listed
• Threat Feeds: No active indicators
• Campaign Associations: None detected

---

## DNS Intelligence

• PTR Record: 88.242.205.98.dynamic.ttnet.com.tr
• Forward Resolution: 1 hostname (confirmed)
• Email Authentication: No SPF/DMARC records detected
• Domain: com.tr (Turkish domain registry)
• Hosted Domains: 0

---

## Geolocation Analysis

Multiple geolocation signals observed with conflicting data:

• Primary Signal: France, Marseille (profile)
• Secondary Signals: Turkey, Ankara/Adana (history)
• Origin ASN: 9121 (TurkTelekom)
• Route Origin: 88.242.128.0/17
• Note: Geographic discrepancies suggest potential routing anomalies or multi-region infrastructure

---

## Network Behavior

• Open Ports: None detected
• TLS Certificates: None
• HTTP Services: None
• Traceroute: 30 hops, 17 timed out, transit via Comcast
• BGP Stability: Unstable (route changes detected)
• RPKI Status: Not verified

---

## Neighborhood Analysis

• Subnet: 88.242.205.98/24
• Neighbor Count: 0 discovered
• Abuse Density: 0%
• Threat Siblings: 0 detected
• Risk Distribution: No adjacent threat activity

---

## Historical Observations

• Total Signals: 15 observations
• Recent Activity: July 28, 2026
• Threat Persistence: 0 days
• Ownership Changes: 0
• Not Persistently Malicious: True

---

## Recommended Actions

SOC Analyst Recommendations:

1. Monitor: Track for service activation or new threat indicators

2. Block Consideration: Not recommended without additional context (moderate risk only)

3. Email Filtering: Consider blocking if used in phishing attempts (no DMARC/SPF)

4. Geographic Filtering: Apply Turkey-specific policies if appropriate

5. DNSBL Monitoring: Investigate blacklist reasons if traffic originates from this IP

Firewall Rule (Optional):

```bash

# If blocking is required

iptables -A INPUT -s 88.242.205.98/32 -j DROP

```

---

## Intelligence Notes

• IP appears to be residential/ISP endpoint with no active services
• DNS records indicate Turkish Telekom infrastructure
• No active malware, scanning, or attack patterns detected
• Two DNSBL listings require investigation if associated with malicious traffic
• Route instability warrants monitoring for infrastructure changes

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