IP INTELLIGENCE BRIEFING: 148.113.130.218/32
EXECUTIVE SUMMARY
IP address 148.113.130.218 presents moderate risk (50/100) with multiple threat indicators. Hosted on OVH Cloud infrastructure in Singapore (geolocation confidence low), the IP resolves to Ahrefs.net with no active services detected. Listed on 2 of 8 DNSBL threat feeds with high-severity listings. The /24 subnet exhibits high abuse density (0.5977) with 153 threat-sibling IPs among 210 active peers.
TECHNICAL PROFILE
- Owner: Dmytro, Ahrefs Pte Ltd (ASN 16276)
- Network: OVH-CUST-281059688 (148.113.130.0/24)
- Infrastructure: Cloud compute/hosting provider
- DNS: proxy-ca009-san218.ahrefs.net (forward resolution confirmed)
- Services: No open ports detected; firewall blocking active
- Control Plane: Route unstable (changes observed in 30 days); MOAS pattern detected
THREAT INDICATORS
- DNSBL Listings: 2 active listings across 8 threat feeds
- Abuse Classification: Subnet marked as high_abuse; inherited risk score: 23
- Geolocation Anomaly: Listed CA/Singapore with 3000km accuracy radius; RTT violation detected (29ms measured vs 121.6ms minimum for 6082km)
- Threat Siblings: 153 malicious IPs identified in /24 neighborhood
- Observation History: 23 signals recorded; 1 threat observation; not persistently malicious
NEIGHBORHOOD ANALYSIS
Sample of 100 neighbors shows consistent medium-risk classification (100/100). Abuse density metrics indicate concentrated threat activity within the subnet. All sampled neighbors (148.113.130.0-130.4) exhibit risk scores of 40-50 with authority scores of 50.
SOC ACTIONS RECOMMENDED
1. Monitor: No immediate block required; moderate risk level
2. Correlate: Investigate connections to proxy-ca009-san218.ahrefs.net
3. DNSBL Review: Verify 2 active blacklist listings for potential false positives
4. Subnet Context: Consider broader subnet 148.113.130.0/24 for correlation analysis given high abuse density
5. Geolocation Validation: Low confidence geolocation requires manual verification
RISK ASSESSMENT
The IP represents infrastructure-level hosting on a known provider with elevated neighborhood abuse metrics. While not directly malicious, the combination of DNSBL listings and high-threat sibling concentration warrants defensive monitoring. No active attack campaigns or known associations detected.
*Report generated: 2026-06-25 | Data Source: IPDebrief Intelligence Platform*
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-281059688 |
| CIDR Block | 148.113.130.0/24 |
| RIR | ARIN |
| Country | Singapore |
| Abuse Contact | โ |
๐ DNS Intelligence
| PTR | proxy-ca009-san218.ahrefs.net |
| Forward Confirmed | No โ PTR hostname does not resolve back to this IP (weak signal) |
| Forward Hostnames | proxy-ca009-san218.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 | 30% | 2 | 4 |
| routing | 13% | 1 | 1 |
| services | 17% | 2 | 3 |
| ownership | 19% | 2 | 2 |
| reputation | 28% | 1 | 3 |
| geolocation | 37% | 2 | 3 |
| Overall | 24% | 10 | 16 |
| Data Coherence | Mostly Consistent (80%) โ 1 contradiction(s) |
| Attribution | Low (35%) |
| OwnershipFCrDNSGeo ConsensusGeo PlausibleIRR MatchRPKI Valid |
๐ Observation Timeline ๐ Live
| First Seen | 2026-05-08 17:17:38 UTC |
| Last Seen | 2026-06-27 13:34:35 UTC |
| Profile Built | 2026-06-28 07:40:53 UTC |
| Data Freshness | Live |
| Signal Types | 22 |
| Total Observations | 28 |
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