15.235.98.27
IP Intelligence Briefing: 15.235.98.27
*Generated via IPDebrief tools: Profile, History, Relationships, Neighbors*
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**1. Core Profile**
- Risk Score: 25 (Low Risk)
- Ownership:
- ASN: AS16276 (OVH)
- Organization: Dmytro, Ahrefs Pte Ltd
- CIDR: 15.235.98.0/24
- Geolocation:
- Country: Canada (CA)
- City: Singapore (geo-plausibility flagged due to RTT inconsistencies)
- Latitude/Longitude: Unresolved (potential spoofing or misconfiguration)
- Network Role:
- CloudCompute infrastructure (OVH-hosted)
- No public services (open ports, TLS, or HTTP indicators)
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**2. Threat & Behavior**
- Threat Indicators:
- No malicious activity, spam, or known attacker associations.
- No DNS-based threats or blacklisted IPs in the subnet.
- Geolocation Anomalies:
- RTT (28ms) inconsistent with claimed 6,082km distance (minimum possible RTT: 121.6ms).
- Possible spoofed location or hybrid cloud infrastructure.
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**3. Relationships & DNS**
- Linked Hostnames:
- `proxy-ca019-san27.ahrefs.net` (Ahrefs proxy service)
- DNS Records:
- PTR hostname confirmed; no email authentication (SPF/DKIM) detected.
- Network Associations:
- Part of OVH’s `OVH-CUST-281059698` subnet (cloud customer).
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**4. Subnet & Neighborhood**
- Subnet: 15.235.98.0/24
- Neighbor Risk:
- 76 low-risk IPs, 24 medium-risk IPs (abuse density: 0%).
- No high-risk or malicious neighbors detected.
- Subnet Classification:
- Low abuse density; no peer-to-peer or botnet activity observed.
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**5. Observational Trends**
- Stability:
- No ownership changes or threat persistence over 30 days.
- Consistent classification as a cloud-hosted service.
- Historical Data:
- Last observed: June 2026 (no recent suspicious activity).
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**6. Recommendations**
- Monitoring: Track geolocation anomalies and subnet activity for irregularities.
- Firewall: Allow traffic unless explicitly blocked (no high-risk indicators).
- Investigation: Verify geolocation accuracy, as discrepancies may indicate misconfiguration or spoofing.
Conclusion: 15.235.98.27 is a low-risk cloud-hosted proxy service by Ahrefs. No immediate threat detected, but geolocation inconsistencies warrant further scrutiny.
This summary was generated by AI and may contain inaccuracies. Verify critical details independently.
🏢 Ownership & Registration
| Organization | Dmytro, Ahrefs Pte Ltd |
| ASN | AS16276 |
| Network Name | OVH-CUST-281059698 |
| CIDR Block | 15.235.98.0/24 |
| RIR | ARIN |
| Country | Singapore |
| Abuse Contact | — |
🌐 DNS Intelligence
| PTR | proxy-ca019-san27.ahrefs.net |
| Forward Confirmed | No — PTR hostname does not resolve back to this IP (weak signal) |
| Forward Hostnames | proxy-ca019-san27.ahrefs.net |
🔐 DNS Hygiene
| Hygiene Score | 40% (Fair) |
| SPF | Not configured |
| DMARC | Not configured |
| FCrDNS | Not verified |
| DNSSEC | Valid |
| CAA | Present |
☁️ Network Classification
| Infrastructure | Infrastructure / Datacenter |
| Service Purpose | Firewalled / No Services |
| Network Tier | Hosting — Infrastructure provider without advanced routing |
🔌 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 | — |
| HTTP Title | — |
🔐 TLS Certificate
| SANs | None |
| Valid From | — |
| Valid Until | — |
🎯 Confidence Breakdown
Per-dimension confidence scores based on source diversity and data freshness
| Dimension | Score | Sources | Observations |
|---|---|---|---|
| threat | 41% | 2 | 4 |
| routing | 13% | 1 | 1 |
| services | 15% | 2 | 2 |
| ownership | 19% | 2 | 2 |
| reputation | 31% | 1 | 3 |
| geolocation | 33% | 2 | 3 |
| Overall | 25% | 10 | 15 |
| Data Coherence | Mostly Consistent (80%) — 1 contradiction(s) |
| Attribution | Low (35%) |
| OwnershipFCrDNSGeo ConsensusGeo PlausibleIRR MatchRPKI Valid |
📅 Observation Timeline 🔄 Live
| First Seen | 2026-05-24 06:32:31 UTC |
| Last Seen | 2026-06-28 23:39:53 UTC |
| Profile Built | 2026-06-29 05:42:42 UTC |
| Data Freshness | Live |
| Signal Types | 21 |
| Total Observations | 22 |
Full dossier details are available via our API.