202.8.40.63
IP Intelligence Dossier
Your IP: 216.73.216.123
🤖 Witness AIThis summary was generated by AI and may contain inaccuracies. Verify critical details independently.
IP Intelligence Briefing: 202.8.40.63
Date: 2026-06-09
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**1. Risk Assessment**
- Overall Risk Score: Low (25/100)
- Provider Score: 0 (No provider association)
- Authority Score: 0 (No authoritative entity detected)
- Stability: Unstable (route changes in last 30 days)
- Threat Indicators: No malicious activity detected (no blacklists, spam, or campaigns).
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**2. Ownership & Geolocation**
- Organization: Ahrefs Pte Ltd (crawler infrastructure).
- ASN: 140577 (AHREFS-CRAWLER-A-USA).
- Geolocation: Ashburn, Virginia, United States (39.05°N, -77.49°E).
- Subnet: 202.8.40.0/23 (part of Ahrefs' network).
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**3. Observation History**
- Stability: Routinely unstable (route changes detected).
- Threat Trends: No persistent malicious activity; zero threat observations in 30 days.
- DNS Activity: Consistent DNS resolution for `sardine063.ahrefs.net` (likely a crawler node).
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**4. Relationships & Network Context**
- Linked Entities:
- DNS: `sardine063.ahrefs.net` (multiple associations).
- Network: Subnet `AHREFS-CRAWLER-A-USA` (same network as Ahrefs).
- Network Role: Firewalled, no open services (likely a crawler or server node).
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**5. Neighborhood Analysis**
- Subnet: 202.8.40.63/24 (100 total IPs).
- Abuse Density: 0.19 (low, but 15 medium-risk neighbors).
- Neighbor Risks:
- 85 low-risk IPs.
- 15 medium-risk IPs (no high-risk IPs).
- Key Neighbors:
- `202.8.40.1` (risk score 50), `202.8.40.3` (25), etc.
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**6. Recommendations**
- Monitor Subnet: Track medium-risk neighbors for anomalies.
- Verify Activity: Confirm Ahrefs' crawler activity aligns with expected operations.
- Firewall Rules: Consider allowing traffic to `sardine063.ahrefs.net` if part of legitimate crawling.
- DNS Monitoring: Ensure no unauthorized subdomains are registered in the `ahrefs.net` domain.
Conclusion: This IP is associated with Ahrefs' crawler infrastructure and shows no malicious indicators. However, its subnet contains some medium-risk neighbors, warranting closer scrutiny for potential lateral movement or shared network compromises.
This summary was generated by AI and may contain inaccuracies. Verify critical details independently.
🏢 Ownership & Registration
| Organization | Ahrefs Pte Ltd administrator |
| ASN | AS140577 |
| Network Name | AHREFS-CRAWLER-A-USA |
| CIDR Block | 202.8.40.0/23 |
| RIR | APNIC |
| Country | US |
| Abuse Contact | Available via RDAP |
🌐 DNS Intelligence
| PTR | sardine063.ahrefs.net |
| Forward Confirmed | Yes — FCrDNS verified |
| Forward Hostnames | sardine063.ahrefs.net |
🔐 DNS Hygiene
| Hygiene Score | 60% (Good) |
| SPF | Not configured |
| DMARC | Not configured |
| FCrDNS | Verified |
| DNSSEC | Valid |
| CAA | Present |
☁️ Network Classification
| Infrastructure | Unknown |
| Service Purpose | Firewalled / No Services |
| Network Tier | Tier 3 — Basic operator with some routing infrastructure |
🔌 Services & Open Ports
| Port | Service | Protocol | Banner |
|---|---|---|---|
| No open ports detected | |||
| Server | — |
| HTTP Title | — |
🔐 TLS Certificate
No certificate
Issued by —
N/A
| SANs | None |
| Valid From | — |
| Valid Until | — |
🎯 Confidence Breakdown
Per-dimension confidence scores based on source diversity and data freshness
| Dimension | Score | Sources | Observations |
|---|---|---|---|
| threat | 13% | 1 | 1 |
| routing | 13% | 1 | 1 |
| services | 13% | 1 | 1 |
| ownership | 30% | 2 | 3 |
| reputation | 0% | 0 | 0 |
| geolocation | 13% | 1 | 1 |
| Overall | 14% | 6 | 7 |
Coverage: 5/6 dimensions · Data sufficiency: partial
| Data Coherence | Consistent (100%) |
| Attribution | Moderate (70%) |
| OwnershipFCrDNSGeo ConsensusGeo PlausibleIRR MatchRPKI Valid |
📅 Observation Timeline 🔄 Live
| First Seen | 2026-05-22 03:09:27 UTC |
| Last Seen | 2026-06-09 17:42:42 UTC |
| Profile Built | 2026-06-09 17:47:03 UTC |
| Data Freshness | Live |
| Signal Types | 17 |
| Total Observations | 17 |
🔍 17 signal types · 17 observations collected
This report is generated from 17+ independent intelligence signals including
ownership records, DNS analysis, BGP routing, TLS certificates, port scanning, threat feeds,
behavioral fingerprinting, and more.
Full dossier details are available via our API.
Full dossier details are available via our API.
ℹ️ About This Report
All data shown is publicly available network metadata — IP addresses do not reliably identify individuals.
Assessments are probabilistic and should not be used as sole basis for access control decisions.
To report an issue or request data review, contact admin@ipdebrief.com.