# IP Intelligence Briefing: 89.58.58.176/32
## Executive Summary
IP address 89.58.58.176 presents as a low-risk residential or hosting endpoint with no active threat indicators. The IP is associated with German infrastructure provider NetCup, operates under ASN 197540, and maintains a clean reputation profile with zero blacklist entries.
## Technical Profile
Ownership & Network Assignment
- ASN: 197540
- Organization: NETCUP-MNT
- Network Name: DE-NETCUP-20051123
- CIDR Block: 89.58.0.0/18
- RIR: RIPE
- Country: Germany (DE)
- Region: Bavaria
- City: Karlsruhe
- Coordinates: 51.17°N, 10.45°E
- Timezone: Europe/Berlin
Classification
- Risk Score: 0 (Low Risk)
- Reputation: Low Risk
- Service Purpose: Firewalled / No Services
- Infrastructure Type: Not classified
- Network Role: Non-provider, non-cloud, non-CDN
DNS Resolution
- PTR Record: v2202511300952395409.goodsrv.de
- Forward Resolution: Confirmed (goodsrv.de)
- Forward Hostnames: v2202511300952395409.goodsrv.de
- Email Authentication: No SPF, No DMARC records configured
- Domain: goodsrv.de
Service Exposure
- Open Ports: None detected
- HTTP Services: No active HTTP endpoints
- TLS Certificates: None observed
- Server Banner: No banner data captured
Control Plane Characteristics
- BGP Origin: 89.58.56.0/22
- Route Stability: False
- DNSSEC Validation: Valid
- DNSSEC CAA Records: Not configured
- Operator Score: 0.2609 (Basic)
- DNSBL Listings: 0 hits across 8 total lists
## Threat Intelligence Assessment
Threat Indicators
- Abuse Confidence Score: Not reported
- Blacklist Status: Clean (0 blacklists)
- Tor Exit Node: No
- Known Attacker: No
- Spam Source: No
- Known Campaigns: None associated
- Threat Feeds: No matches
Historical Observations
The IP has been observed 17 times across multiple signal categories, with the most recent data captured on 2026-07-23. Historical signals indicate consistent geolocation assignment to Karlsruhe, Germany, with stable ownership under NETCUP infrastructure. No persistent threat patterns were detected.
Neighborhood Analysis
- Subnet: 89.58.58.176/24
- Abuse Density: 1 (low)
- Classification: Mostly clean
- Inherited Risk: 2 (low)
- Total Siblings: 1
- Active Siblings: 0
- Threat Siblings: 1 (potential correlated endpoint in same /24)
## Relationship Graph
Associated Entities
- DNS Associations: v2202511300952395409.goodsrv.de (multiple references)
- Network Associations: DE-NETCUP-20051123
## Recommended Security Actions
Risk Level: Low (0)
Recommended Action: Monitor
No immediate blocking or mitigation actions are recommended. The IP presents as a legitimate infrastructure endpoint with no malicious indicators. However, the single threat sibling in the /24 neighborhood warrants periodic correlation monitoring.
Firewall Rules: None required
Additional Notes:
- No email authentication mechanisms present (no SPF/DMARC)
- Route stability flagged as false; consider monitoring for routing anomalies
- DNSSEC validation confirmed; infrastructure maintains cryptographic DNS
- No open services detected; endpoint appears to be firewalled
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*Intelligence generated from IPDebrief analysis. Review periodically for changes in risk profile.*
This summary was generated by AI and may contain inaccuracies. Verify critical details independently.
🏢 Ownership & Registration
| Organization | NETCUP-MNT |
| ASN | AS197540 |
| Network Name | DE-NETCUP-20051123 |
| CIDR Block | 89.58.0.0/18 |
| RIR | RIPE |
| Country | DE |
| Abuse Contact | Available via RDAP |
🌐 DNS Intelligence
| PTR | v2202511300952395409.goodsrv.de |
| Forward Confirmed | Yes — FCrDNS verified |
| Forward Hostnames | v2202511300952395409.goodsrv.de |
🔐 DNS Hygiene
| Hygiene Score | 80% (Excellent) |
| SPF | 2/2 domains |
| DMARC | 1/2 domains |
| FCrDNS | Verified |
| DNSSEC | Valid |
| CAA | Not configured |
| Domains Checked | 2 domains |
☁️ Network Classification
| Infrastructure | Unknown |
| Service Purpose | Web Server |
| Network Tier | Unknown — Insufficient routing data to classify |
🔌 Services & Open Ports
| Port | Service | Protocol | Banner |
|---|---|---|---|
| 80 | http | tcp | — |
| 443 | https | tcp | — |
| 22 | ssh | tcp | Banner detected |
| Closed Ports | 25, 3389, 8080, 8443 (3 open / 7 scanned) | ||
| Server | Web server detected |
| HTTP Title | — |
🔐 TLS Certificate
| SANs | dev-analytics.rzuchowska.atdev-api.rzuchowska.atdev.rzuchowska.at |
| Valid From | 2026-07-07T08:36:31+00:00 |
| Valid Until | 2026-10-05T08:36:30+00:00 |
| TLS Protocol | Tls13 |
| Cipher Suite | TLS_AES_256_GCM_SHA384 |
| Signature Algorithm | sha384ECDSA |
| Validity Period | 89 days |
🛡️ Public Network Snapshot
| Origin ASN | AS197540 |
| Network Prefix | 89.58.56.0/22 |
| Route mapping | Found |
| HSTS | Not detected |
| CSP | Not detected |
| HTTP/2 | Not detected |
🎯 Confidence Breakdown
Per-dimension confidence scores based on source diversity and data freshness
| Dimension | Score | Sources | Observations |
|---|---|---|---|
| threat | 25% | 2 | 4 |
| routing | 8% | 1 | 1 |
| services | 8% | 1 | 1 |
| ownership | 17% | 2 | 3 |
| reputation | 14% | 1 | 3 |
| geolocation | 8% | 1 | 1 |
| Overall | 13% | 8 | 13 |
| Data Coherence | Consistent (100%) |
| Attribution | Moderate (70%) |
| OwnershipFCrDNSGeo ConsensusGeo PlausibleIRR MatchRPKI Valid |
📅 Observation Timeline 🔄 Live
| First Seen | 2026-07-04 11:16:57 UTC |
| Last Seen | 2026-08-27 03:46:19 UTC |
| Profile Built | 2026-08-29 06:09:52 UTC |
| Data Freshness | Live |
| Signal Types | 22 |
| Total Observations | 25 |
Full dossier details are available via our API.
❓ Frequently Asked Questions About 89.58.58.176
Who owns the IP address 89.58.58.176?
89.58.58.176 is registered to NETCUP-MNT. The address falls within the 89.58.0.0/18 network block. Registration is held at RIPE.
Where is 89.58.58.176 located?
Geolocation data places 89.58.58.176 in Nuremberg, Bavaria, Germany. The local time zone is Europe/Berlin. IP geolocation is approximate and indicates the network's registered or routed location rather than a precise physical address.
Is 89.58.58.176 malicious or safe?
89.58.58.176 currently carries a low risk assessment, meaning no significant threat indicators have been observed. This assessment is generated from continuously collected signals and can change over time.
What is the hostname for 89.58.58.176?
The reverse DNS (PTR) record for 89.58.58.176 is v2202511300952395409.goodsrv.de. This hostname is forward-confirmed, meaning it resolves back to the same address.
What ports are open on 89.58.58.176?
Responsive ports observed on 89.58.58.176 include 80, 443, 22. Port visibility reflects the most recent scan and may change as the host's configuration or firewall rules change.