52.167.144.145
IP Intelligence Briefing: 52.167.144.145
Date: 2026-06-12
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**1. Profile Summary**
- Reputation: Moderate Risk (Risk Score: 50)
- Ownership: Microsoft Corporation (ASN 8075, MSFT)
- Geolocation: Madison, WI, US (ARIN-registed)
- Network Role: CloudCompute (Bingbot), Firewalled, No Services
- Threat Indicators: No malicious activity detected (zero indicators, no blacklists).
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**2. Observation History**
- Recent Activity:
- ICMP Traceroute: Failed due to ICMP blocking; geolocation validated as plausible (6,553 km from probe).
- Network Scans: No open ports or TLS services detected.
- DNS: Associated with `msnbot-52-167-144-145.search.msn.com` (Microsoft’s search bot).
- Temporal Trends: No persistent malicious behavior; threat observation count is zero.
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**3. Relationships**
- Key Links:
- DNS: `msnbot-52-167-144-145.search.msn.com` (Microsoft-owned).
- Network: Subnet `52.167.144.145/24` (MSFT ASN 8075).
- Routing: BGP prefix `52.160.0.0/11` (Microsoft).
- No Malicious Associations: No linked campaigns, abuse reports, or malicious domains.
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**4. Neighborhood Analysis**
- Subnet: `52.167.144.145/24` (63 total IPs, 28 active).
- Risk Distribution:
- 17 medium-risk IPs, 65 low-risk IPs.
- Subnet abuse density: 0.4127 (moderate risk).
- Notable Neighbors:
- IPs like `52.167.144.16` (Risk Score: 25) and `52.167.144.20` (Risk Score: 0).
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**5. Recommendations**
- Monitor: Track subnet activity for anomalies, given mixed risk density.
- No Action Required: No evidence of malicious use; IP is likely legitimate Microsoft infrastructure.
- Verify: Confirm DNS associations and ensure no unintended exposure to external threats.
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Source: IPDebrief Threat Intelligence Platform
Note: No immediate mitigation required. Retain for ongoing monitoring.
This summary was generated by AI and may contain inaccuracies. Verify critical details independently.
🏢 Ownership & Registration
| Organization | Microsoft Corporation |
| ASN | AS8075 |
| Network Name | MSFT |
| CIDR Block | 52.145.0.0/16 |
| RIR | ARIN |
| Country | United States |
| Abuse Contact | Available via RDAP |
🌐 DNS Intelligence
| PTR | msnbot-52-167-144-145.search.msn.com |
| Forward Confirmed | Yes — FCrDNS verified |
| Forward Hostnames | msnbot-52-167-144-145.search.msn.com |
🔐 DNS Hygiene
| Hygiene Score | 100% (Excellent) |
| SPF | Present |
| DMARC | Present |
| FCrDNS | Verified |
| DNSSEC | Valid |
| CAA | Present |
☁️ Network Classification
| Infrastructure | Infrastructure / Datacenter |
| 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 | |||
| 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 | 30% | 2 | 3 |
| routing | 13% | 1 | 1 |
| services | 19% | 2 | 2 |
| ownership | 27% | 2 | 3 |
| reputation | 17% | 1 | 2 |
| geolocation | 27% | 2 | 3 |
| Overall | 22% | 10 | 14 |
| Data Coherence | Consistent (100%) |
| Attribution | Moderate (70%) |
| OwnershipFCrDNSGeo ConsensusGeo PlausibleIRR MatchRPKI Valid |
📅 Observation Timeline 🔄 Live
| First Seen | 2026-05-31 23:34:36 UTC |
| Last Seen | 2026-06-21 07:01:43 UTC |
| Profile Built | 2026-06-21 07:10:01 UTC |
| Data Freshness | Live |
| Signal Types | 23 |
| Total Observations | 24 |
Full dossier details are available via our API.