# IP Intelligence Briefing: 202.8.40.109
Classification: Low Risk Infrastructure IP
Date: Current Analysis Period
Risk Score: 25/100
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## Executive Summary
IP 202.8.40.109 is associated with Ahrefs Pte Ltd administrator's crawler infrastructure (AHREFS-CRAWLER-A-USA). The address exhibits low-risk characteristics with no active threat indicators, no blacklist entries, and minimal neighborhood abuse density. The IP is firewalled with no active services and is associated with legitimate Ahrefs crawler hostname sardine109.ahrefs.net.
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## Ownership and Network Classification
| Attribute | Value |
|---|---|
| ASN | 140577 |
| Organization | Ahrefs Pte Ltd administrator |
| Network Block | 202.8.40.0/23 |
| RIR | APNIC |
| PTR Hostname | sardine109.ahrefs.net |
| DNS Zone | ahrefs.net |
The IP resolves to Ahrefs crawler infrastructure, consistent with SEO analytics platform operations. No proxy, VPN, Tor, or hosting services detected.
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## Threat Assessment
Active Threat Indicators: None
Blacklist Status: Clean (0 entries)
Known Campaigns: None
Tor Exit Node: No
Known Attacker: No
Spam Source: No
The IP shows no malicious activity. Abuse confidence score is not calculated due to low-risk profile.
---
## Geolocation Analysis
| Parameter | Observed | Anomaly Detected |
|---|---|---|
| Country | US (VA, Ashburn) | Yes |
| Lat/Long | 39.05°N, -77.49°W | Yes |
| RTT | 30.4ms avg | Yes |
| Min Possible RTT | 126.2ms (for 6312km) | Violation |
Note: RTT data indicates geolocation inconsistency (30ms vs 126.2ms minimum possible). This discrepancy suggests either measurement error or misreported geolocation data.
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## Neighborhood Analysis (202.8.40.0/24)
- Total Neighbors: 100
- Abuse Density: 0
- Risk Distribution: 0 high-risk, 5 medium-risk, 95 low-risk
- Inherited Risk: Minimal
The subnet demonstrates low overall abuse density with the vast majority of addresses exhibiting low-risk profiles.
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## Historical Signal Activity
- Total Observations: 15
- Threat Persistence: None detected
- Ownership Changes: 0
- Recent Activity: Continuous crawler operations with no escalation
Signal history indicates stable infrastructure without emerging threat patterns.
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## Recommended Actions
No immediate action required. The IP is associated with legitimate SEO analytics infrastructure (Ahrefs) and presents minimal risk. Monitor for:
1. Unusual traffic patterns from this IP to your infrastructure
2. Changes in geolocation consistency
3. Emergence of threat indicators
Firewall Recommendation: Allow with logging for forensic purposes. No blocking indicated.
---
## Conclusion
202.8.40.109 is a legitimate Ahrefs crawler IP with low-risk profile. The geolocation RTT anomaly warrants monitoring but does not indicate malicious activity. No defensive action required beyond standard logging and traffic analysis.
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 | sardine109.ahrefs.net |
| Forward Confirmed | Yes β FCrDNS verified |
| Forward Hostnames | sardine109.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 | Single-Service Host |
| Network Tier | Tier 3 β Basic operator with some routing infrastructure |
π Services & Open Ports
| Port | Service | Protocol | Banner |
|---|---|---|---|
| 22 | ssh | tcp | |
| Closed Ports | 25, 80, 443, 3389, 8080, 8443 (1 open / 7 scanned) | ||
| Server | β |
| HTTP Title | β |
| SSH Version | SSH-2.0-OpenSSH_10.0p2 Debian-7+deb13u4 |
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 | 25% | 1 | 1 |
| routing | 25% | 1 | 1 |
| services | 25% | 1 | 1 |
| ownership | 25% | 1 | 2 |
| reputation | 0% | 0 | 0 |
| geolocation | 25% | 1 | 1 |
| Overall | 20% | 5 | 6 |
| Data Coherence | Mostly Consistent (80%) β 1 contradiction(s) |
| Attribution | Moderate (55%) |
| OwnershipFCrDNSGeo ConsensusGeo PlausibleIRR MatchRPKI Valid |
π Observation Timeline π Live
| First Seen | 2026-07-29 22:50:11 UTC |
| Last Seen | 2026-07-31 13:32:09 UTC |
| Profile Built | 2026-07-31 00:18:01 UTC |
| Data Freshness | Live |
| Signal Types | 19 |
| Total Observations | 19 |
Full dossier details are available via our API.