## IP Intelligence Briefing: 51.77.30.48
Executive Summary
IP 51.77.30.48 is classified as a Moderate Risk (score 55) infrastructure IP assigned to OVH SAS (ASN 16276) in Belgium. The IP operates as a dedicated hosting environment under the OVH-DEDICATED-FO network block. No active malicious campaigns were detected, and the subnet maintains a clean abuse density profile.
Ownership and Infrastructure
- Organization: OVH SAS (AS16276)
- Network: OVH-DEDICATED-FO (51.77.30.0/25)
- Geolocation: Belgium (48.51°N, 3.42°E), Europe/Brussels timezone
- Infrastructure Type: Dedicated hosting with SSH access (port 222, OpenSSH 10.0p2 Debian)
- DNS: info9.nubokado.com (single reverse DNS record)
Threat Profile
The IP shows no active threat indicators:
- Not listed as a Tor exit node or known attacker
- No spam source classification
- Zero blacklist entries detected at time of analysis
- No known campaign associations
Control Plane Observations:
- DNSBL listed on 3 of 8 total blacklists
- Operator score: 0.1304 (Minimal risk)
- Route stability: Not stable (route changes observed)
- No RPKI or IRR inconsistencies detected
Historical Behavior
Analysis of 22 signal observations reveals:
- Geolocation consistency: Shift detected between FR and BE over observation period
- Operator score stability: Maintained minimal classification (0.15)
- No persistent malicious activity detected
- No correlated IPs or campaign matches identified
Network Neighborhood
Subnet: 51.77.30.0/24
- Abuse Density: 0.0 (Clean classification)
- Sibling IPs: 2 active neighbors
- Risk Distribution: 1 medium-risk IP (51.77.30.41, score 55)
- No high-risk neighbors identified
Recommended Actions
- Monitor: The IP shows moderate risk with some DNSBL listings. Standard monitoring recommended.
- Block: No immediate blocking required unless specific threat correlation occurs.
- Investigate: Review the associated hostname info9.nubokado.com for any additional context if this IP is blocking traffic to/from your environment.
SOC Context
This IP represents legitimate dedicated hosting infrastructure from OVH's Belgian datacenter. The moderate risk score primarily reflects the DNSBL listings and operator score classification rather than active malicious behavior. SOC teams should treat this as a standard hosting provider IP unless specific abuse activity is observed.
This summary was generated by AI and may contain inaccuracies. Verify critical details independently.
๐ข Ownership & Registration
| Organization | OVH BE |
| ASN | AS16276 |
| Network Name | OVH-DEDICATED-FO |
| CIDR Block | 51.77.30.0/25 |
| RIR | ARIN |
| Country | BE |
| Abuse Contact | Available via RDAP |
๐ DNS Intelligence
| PTR | info9.nubokado.com |
| Forward Confirmed | No โ PTR hostname does not resolve back to this IP (weak signal) |
| Forward Hostnames | info9.nubokado.com |
๐ DNS Hygiene
| Hygiene Score | 60% (Good) |
| SPF | Present |
| DMARC | Present |
| FCrDNS | Not verified |
| DNSSEC | Valid |
| CAA | Not configured |
โ๏ธ Network Classification
| Infrastructure | Infrastructure / Datacenter |
| Service Purpose | Single-Service Host |
| Network Tier | Hosting โ Infrastructure provider without advanced routing |
๐ Services & Open Ports
| Port | Service | Protocol | Banner |
|---|---|---|---|
| 22 | ssh | tcp | |
| Closed Ports | 25, 80, 443, 3389, 8080, 8443 (1 open / 7 scanned) | ||
| Server | โ |
| HTTP Title | โ |
| SSH Version | SSH-2.0-OpenSSH_10.0p2 Debian-7+deb13u4 |
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 | 35% | 2 | 3 |
| routing | 17% | 1 | 1 |
| services | 24% | 2 | 2 |
| ownership | 35% | 2 | 3 |
| reputation | 17% | 1 | 2 |
| geolocation | 35% | 2 | 3 |
| Overall | 27% | 10 | 14 |
| Data Coherence | Mostly Consistent (80%) โ 1 contradiction(s) |
| Attribution | Low (35%) |
| OwnershipFCrDNSGeo ConsensusGeo PlausibleIRR MatchRPKI Valid |
๐ Observation Timeline ๐ Live
| First Seen | 2026-08-02 17:02:43 UTC |
| Last Seen | 2026-08-13 04:05:44 UTC |
| Profile Built | 2026-08-13 04:20:51 UTC |
| Data Freshness | Live |
| Signal Types | 21 |
| Total Observations | 23 |
Full dossier details are available via our API.