IP Intelligence Briefing: 202.8.40.78
*Generated via IPDebrief Analysis*
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**1. Core Profile**
- Risk Rating: Low Risk (Risk Score: 0 / Provider Score: 0 / Authority Score: 0)
- Ownership:
- ASN: AS140577
- Organization: Ahrefs Pte Ltd (Administrator)
- Netname: AHREFS-CRAWLER-A-USA
- Geolocation: Ashburn, Virginia, USA (39.05°N, -77.49°E)
- Network Role: Unknown infrastructure; no cloud, CDN, or residential indicators.
- Threat Indicators: No malicious activity detected (no blacklists, spam, or campaign ties).
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**2. Observation History**
- Recent Signals (Last 30 Days):
- 15 observations, including:
- DNS/Network: Linked to Singapore-based ASN AS134078 (netpluz holdings).
- Reputation: Mixed confidence (0.15β0.85), with some high-severity threat feeds.
- Geolocation Discrepancy: Conflicting country codes (USA vs. Singapore).
- No Persistent Threats: No repeated malicious activity or long-term risk patterns.
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**3. Relationships**
- Key Associations:
- DNS: Resolves to `sardine078.ahrefs.net` (Ahrefs subdomain).
- Network: Part of the `AHREFS-CRAWLER-A-USA` subnet.
- No direct ties to known malicious domains, organizations, or certificates.
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**4. Neighborhood Analysis**
- Subnet: 202.8.40.0/23 (100 IPs total).
- Risk Distribution:
- 0 high-risk IPs, 22 medium-risk IPs, 78 low-risk IPs.
- Notable Neighbors:
- 202.8.40.1 (Risk Score: 50), 202.8.40.3 (Risk Score: 25), etc.
- Abuse Density: 0% (clean subnet).
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**5. Recommendations**
- Monitor: Track geolocation discrepancies and Singapore-linked ASN (AS134078) for potential infrastructure overlap.
- Verify: Confirm if Ahrefsβ Singapore ASN (AS134078) is part of legitimate operations or a spoofed route.
- No Immediate Action: No confirmed malicious activity; low-risk profile.
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*End of Briefing*
*Generated by IPDebrief β Unauthorized use prohibited.*
This summary was generated by AI and may contain inaccuracies. Verify critical details independently.
π’ 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 |
π DNS Intelligence
| PTR | sardine078.ahrefs.net |
| Forward Confirmed | Yes β FCrDNS verified |
| Forward Hostnames | sardine078.ahrefs.net |
π DNS Hygiene
| Hygiene Score | 60% (Good) |
| SPF | Not configured |
| DMARC | Not configured |
| FCrDNS | Verified |
| DNSSEC | Valid |
| CAA | Present |
βοΈ Network Classification
| Infrastructure | Unknown |
| Service Purpose | Firewalled / No Services |
| Network Tier | Tier 3 β Basic operator with some routing infrastructure |
π Services & Open Ports
| Port | Service | Protocol | Banner |
|---|---|---|---|
| No open ports detected | |||
| Server | β |
| HTTP Title | β |
π TLS Certificate
| SANs | None |
| Valid From | β |
| Valid Until | β |
π― 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 | 35% | 2 | 3 |
| reputation | 0% | 0 | 0 |
| geolocation | 13% | 1 | 1 |
| Overall | 15% | 6 | 7 |
| Data Coherence | Consistent (100%) |
| Attribution | Moderate (70%) |
| OwnershipFCrDNSGeo ConsensusGeo PlausibleIRR MatchRPKI Valid |
π Observation Timeline π Fresh
| First Seen | 2026-05-19 09:37:15 UTC |
| Last Seen | 2026-06-11 03:01:08 UTC |
| Profile Built | 2026-06-09 10:40:49 UTC |
| Data Freshness | Fresh |
| Signal Types | 18 |
| Total Observations | 20 |
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