78.47.163.163📋 Copy

# IP Intelligence Briefing: 78.47.163.163/32

Date: Current

Classification: Moderate Risk

Relevant SOC Action: Review for potential blocking or rate-limiting

---

## Executive Summary

IP address 78.47.163.163 is a Hetzner cloud infrastructure endpoint located in Gunzenhausen, Bavaria, Germany (ASN 24940). The IP carries a moderate risk score of 50 and presents a "mostly_clean" neighborhood profile with low abuse density. However, the IP is listed on 2 of 8 DNSBLs, indicating prior reputation concerns. Open ports include HTTP/HTTPS (standard), SSH, and RDP (3389), which may indicate misconfiguration or unauthorized access vectors.

---

## Technical Profile

Ownership & Network:

• Provider: Hetzner Online GmbH
• ASN: 24940 (CLOUD-NBG1)
• CIDR Block: 78.47.163.160/28
• Infrastructure Type: Cloud Compute / Hosting
• RIR: RIPE

Geolocation:

• Country: Germany (DE)
• Region: Bavaria
• City: Gunzenhausen
• Coordinates: 51.17°N, 10.45°E

DNS Analysis:

• PTR Hostname: static.163.163.47.78.clients.your-server.de
• Forward Resolution: Confirmed to your-server.de
• Email Auth: SPF and DMARC records present
• Certificate Issuer: Let's Encrypt (R12)
• Certificate Subject: CN=tsb-ltd.com, SANs include tsb-ltd.com and www.tsb-ltd.com

Open Services:

• Port 80/tcp (HTTP)
• Port 443/tcp (HTTPS)
• Port 22/tcp (SSH) – SSH-2.0-OpenSSH_8.9p1 Ubuntu-3ubuntu0.15
• Port 3389/tcp (RDP)

Threat Indicators:

• DNSBL Listed: 2 of 8 total lists
• Blacklist Count: 0
• Is Known Attacker: False
• Is Spam Source: False
• Is Tor Exit: False
• Abuse Confidence Score: Not available

---

## Historical Trend Analysis

Observation history shows 41 recorded signals with consistent operator scoring of 0.3478 across recent observations. Risk indicators have remained stable with no significant escalation in threat activity. The IP is not classified as persistently malicious.

Temporal Indicators:

• Threat Observation Count: 1
• Threat Persistence Days: 0
• Ownership Changes: 0
• Is Persistently Malicious: False

---

## Relationship Graph

The IP maintains 60 relationships, primarily centered on DNS associations with the hostname static.163.163.47.78.clients.your-server.de and network associations within CLOUD-NBG1. No anomalous or high-risk relationship patterns detected.

---

## Neighborhood Assessment

Subnet: 78.47.163.163/24

• Abuse Density: 1 (Low)
• Classification: mostly_clean
• Inherited Risk: 2
• Total Siblings: 1
• Active Siblings: 1
• Threat Siblings: 1

The /24 subnet shows minimal abuse activity, with the target IP being the sole threat sibling.

---

## Recommended Security Actions

Based on the risk profile, the following firewall rules are recommended:

iptables:

```

iptables -A INPUT -s 78.47.163.163 -j DROP

```

nftables:

```

nft add rule inet filter input ip saddr 78.47.163.163 drop

```

nginx:

```

deny 78.47.163.163;

```

pfSense:

```

78.47.163.163/32

```

Cloudflare WAF:

```json

{

"description": "Block 78.47.163.163 — IPDebrief risk score 50",

"action": "block",

"filter": {

"expression": "ip.src eq 78.47.163.163"

}

}

```

AWS WAF:

```json

{

"Addresses": ["78.47.163.163/32"],

"Description": "IPDebrief risk 50"

}

```

---

## Analyst Notes

The presence of RDP (3389) alongside a Hetzner cloud infrastructure endpoint is notable and may indicate either legitimate administrative access or misconfiguration. The DNSBL listings suggest prior reputation issues that warrant monitoring. The moderate risk score combined with the stable threat profile suggests a lower-priority threat actor or compromised asset.

Priority: Medium

Recommended Action: Monitor inbound connections; consider blocking if traffic patterns indicate malicious activity.

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