# IPDEBRIEF INTELLIGENCE BRIEFING
## Target: 54.39.210.214/32
Date Generated: Current
Classification: Moderate Risk
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EXECUTIVE SUMMARY
IP 54.39.210.214 is a cloud compute endpoint hosted by OVH in Beauharnois, Quebec, Canada. The IP resolves to an Ahrefs.net infrastructure hostname (proxy-ca007-san214.ahrefs.net) and carries a risk score of 40 (Moderate Risk). While the target IP itself shows no direct threat indicators, its /24 subnet exhibits high abuse density (0.8008) with 205 threat-sibling IPs.
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OWNERSHIP & INFRASTRUCTURE
- ASN: 16276 (OVH)
- Organization: Dmytro, Ahrefs Pte Ltd
- Network Block: 54.39.210.0/24
- Infrastructure Type: Cloud Compute (OVH hosting)
- Classification: Hosted infrastructure, not CDN/VPN/Proxy/Tor
---
GEOLOCATION
- Country: Canada (CA)
- Region: Quebec (QC)
- City: Beauharnois
- Accuracy Radius: 3,000 km
- Geo Validation: Inconsistent (geoPlausible: false)
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DNS & REVERSE LOOKUP
- PTR Hostname: proxy-ca007-san214.ahrefs.net
- Forward Resolution: 1 hostname confirmed
- Hosted Domain: ahrefs.net
- Email Authentication: SPF/DMARC not configured
- DNSSEC: Valid
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NETWORK THREAT PROFILE
- Risk Score: 40 (Moderate Risk)
- Abuse Confidence Score: Not available
- Blacklist Count: 0
- Known Attacker: No
- Spam Source: No
- Tor Exit Node: No
- Services: No open ports detected (Firewalled / No Services)
- TLS Certificate: None detected
---
SUBNET CONTEXT (54.39.210.0/24)
- Abuse Density: 0.8008 (High)
- Subnet Classification: High Abuse
- Total Siblings: 256
- Active Siblings: 201
- Threat Siblings: 205
- Neighbor Risk Distribution: 100 medium-risk IPs, 0 high/low risk
The /24 subnet demonstrates elevated abuse activity with a significant portion of neighbors showing medium-to-high risk profiles.
---
OBSERVATION HISTORY
Total observations: 18
- Recent network classification consistently identifies as OVH cloud/hosting infrastructure
- Control plane signals indicate BGP prefix 54.39.0.0/16 with route changes within 30-day window
- No persistent malicious activity detected over observation period
---
RECOMMENDED ACTIONS
Blocking Recommendations:
| Platform | Action |
|---|---|
| iptables | `iptables -A INPUT -s 54.39.210.214 -j DROP` |
| nftables | `nft add rule inet filter input ip saddr 54.39.210.214 drop` |
| nginx | `deny 54.39.210.214;` |
| pfSense | `54.39.210.214/32` |
| Cloudflare WAF | Block IP โ Risk score 40 |
| AWS WAF | Add to blocked addresses list |
Note: These recommendations are probabilistic and should be combined with other threat signals before taking action.
---
ANALYST NOTES
- Target is part of Ahrefs.net hosting infrastructure, commonly used for SEO tools and web services
- No direct threat indicators on target IP, but elevated neighborhood risk warrants monitoring
- Consider blocking if legitimate traffic patterns not verified
- Monitor for any service activation or port opening on this endpoint
This summary was generated by AI and may contain inaccuracies. Verify critical details independently.
๐ข Ownership & Registration
| Organization | Dmytro, Ahrefs Pte Ltd |
| ASN | AS16276 |
| Network Name | OVH-CUST-281059686 |
| CIDR Block | 54.39.210.0/24 |
| RIR | ARIN |
| Country | Singapore |
| Abuse Contact | โ |
๐ DNS Intelligence
| PTR | proxy-ca007-san214.ahrefs.net |
| Forward Confirmed | No โ PTR hostname does not resolve back to this IP (weak signal) |
| Forward Hostnames | proxy-ca007-san214.ahrefs.net |
๐ DNS Hygiene
| Hygiene Score | 40% (Fair) |
| SPF | Not configured |
| DMARC | Not configured |
| FCrDNS | Not verified |
| DNSSEC | Valid |
| CAA | Present |
โ๏ธ Network Classification
| Infrastructure | Infrastructure / Datacenter |
| Service Purpose | Firewalled / No Services |
| Network Tier | Hosting โ Infrastructure provider without advanced routing |
๐ Services & Open Ports
| Port | Service | Protocol | Banner |
|---|---|---|---|
| No open ports detected | |||
| Closed Ports | 22, 25, 80, 443, 3389, 8080, 8443 (0 open / 7 scanned) | ||
| Server | โ |
| HTTP Title | โ |
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 | 13% | 1 | 1 |
| services | 12% | 2 | 2 |
| ownership | 15% | 2 | 2 |
| reputation | 22% | 1 | 2 |
| geolocation | 25% | 2 | 2 |
| Overall | 20% | 10 | 12 |
| Data Coherence | Consistent (100%) |
| Attribution | Moderate (50%) |
| OwnershipFCrDNSGeo ConsensusGeo PlausibleIRR MatchRPKI Valid |
๐ Observation Timeline ๐ Live
| First Seen | 2026-05-23 12:24:27 UTC |
| Last Seen | 2026-06-28 21:59:39 UTC |
| Profile Built | 2026-06-29 10:03:45 UTC |
| Data Freshness | Live |
| Signal Types | 19 |
| Total Observations | 21 |
Full dossier details are available via our API.