52.159.244.84 is an IPv4 address operated by Microsoft Corporation (AS8075), geolocated to San Francisco, United States. It belongs to datacenter or hosting infrastructure. As of August 29, 2026, IPDebrief rates it Low Risk (25/100); no anonymizing service was detected.
# IP INTELLIGENCE BRIEFING
## Target: 52.159.244.84/32
EXECUTIVE SUMMARY
IP address 52.159.244.84 is classified as Low Risk (Risk Score: 25/100). The address is associated with Microsoft Azure cloud infrastructure in Boston, MA. No active threat indicators or malicious campaigns were identified. The IP is firewalled with no open services and exhibits stable cloud compute behavior.
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INFRASTRUCTURE PROFILE
- Provider: Microsoft Azure
- Network Role: CloudCompute / Hosting
- ASN: 8075 (Microsoft Corporation)
- BGP Prefix: 52.152.0.0/13
- Geolocation: Boston, Massachusetts, US
- Timezone: America/New_York
- Infrastructure Type: Cloud Compute
- Connection Status: Firewalled / No Services
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THREAT ASSESSMENT
- Risk Score: 25 (Low Risk)
- Abuse Confidence: None detected
- Blacklist Status: 0 blacklist listings
- DNSBL Listed: 1 of 8 total lists
- Tor Exit Node: No
- Known Attacker: No
- Spam Source: No
- Campaign Likelihood: None correlated
The IP shows no association with known malicious campaigns or threat feeds. The single DNSBL listing appears to be a false positive or administrative listing.
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NETWORK BEHAVIOR
- Open Ports: None (firewalled)
- HTTP Services: None detected
- TLS Certificates: None
- DNS Resolution: No PTR records, no forward resolution
- Email Authentication: No SPF/DMARC records (consistent with cloud IP)
- DNSSEC: Valid
- Honeypot Hits: 0
- Enumeration Strikes: 0
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TEMPORAL ANALYSIS
Observation History: 9 signals recorded (latest: 2026-07-05)
- Infrastructure classification remained consistent: Microsoft Azure CloudCompute
- No ownership changes detected
- Threat persistence: 0 days
- Not flagged as persistently malicious
- No observed threat activity over time
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NEIGHBORHOOD ANALYSIS (52.159.244.0/24)
- Subnet Abuse Density: 0%
- Total Sibling IPs: 6
- Risk Distribution:
- Low Risk (25): 5 IPs
- Medium Risk (50): 1 IP
- High Risk: 0 IPs
- Classification: Consistent low-risk cloud infrastructure neighborhood
Neighbor IPs show similar Microsoft Azure cloud compute profiles with risk scores of 25-50. No concentration of malicious activity in the /24 subnet.
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RELATIONSHIP GRAPH
No direct relationships detected to:
- Related subnets
- Associated hostnames
- Linked organizations
- Shared certificates
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SECURITY RECOMMENDATIONS
Action: MONITOR / ALLOW
Rationale:
- Low-risk cloud infrastructure IP with no active threat indicators
- Microsoft Azure hosting environment (legitimate cloud provider)
- No open services or attack vectors detected
- Stable behavioral profile with no escalation signals
Firewall Rules: No specific block rules recommended. Standard cloud provider traffic should be permitted based on organizational policy.
Monitoring Triggers: Watch for:
- Risk score escalation to >50
- New threat indicator associations
- Emergence of open services or ports
- Neighborhood density changes
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ANALYST NOTES
This IP represents legitimate Microsoft Azure cloud infrastructure with standard security posture. The single DNSBL listing does not correlate with active malicious behavior. No immediate defensive action required beyond routine 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 Record | No PTR |
| Forward Confirmed | No — PTR hostname does not resolve back to this IP (weak signal) |
🔐 DNS Hygiene
| Hygiene Score | 20% (Poor) |
| SPF | Not configured |
| DMARC | Not configured |
| FCrDNS | Not verified |
| DNSSEC | Valid |
| CAA | Not configured |
☁️ 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 | — |
🛡️ Public Network Snapshot
| Origin ASN | AS8075 |
| Network Prefix | 52.152.0.0/13 |
| Route mapping | Found |
🎯 Confidence Breakdown
Per-dimension confidence scores based on source diversity and data freshness
| Dimension | Score | Sources | Observations |
|---|---|---|---|
| threat | 26% | 2 | 4 |
| routing | 17% | 2 | 3 |
| services | 12% | 2 | 2 |
| ownership | 23% | 2 | 3 |
| reputation | 28% | 1 | 3 |
| geolocation | 20% | 2 | 3 |
| Overall | 21% | 11 | 18 |
| Data Coherence | Consistent (100%) |
| Attribution | Moderate (50%) |
| OwnershipFCrDNSGeo ConsensusGeo PlausibleIRR MatchRPKI Valid |
📅 Observation Timeline 🔄 Live
| First Seen | 2026-07-04 05:09:12 UTC |
| Last Seen | 2026-10-08 08:49:52 UTC |
| Profile Built | 2026-08-29 09:12:33 UTC |
| Data Freshness | Live |
| Signal Types | 23 |
| Total Observations | 24 |
Full dossier details are available via our API.
❓ Frequently Asked Questions About 52.159.244.84
Who owns the IP address 52.159.244.84?
52.159.244.84 is registered to Microsoft Corporation. The address falls within the 52.145.0.0/16 network block. Registration is held at ARIN.
Where is 52.159.244.84 located?
Geolocation data places 52.159.244.84 in San Francisco, CA, United States. The local time zone is America/Los_Angeles. IP geolocation is approximate and indicates the network's registered or routed location rather than a precise physical address.
Is 52.159.244.84 malicious or safe?
52.159.244.84 currently carries a low risk assessment, meaning no significant threat indicators have been observed. This assessment is generated from continuously collected signals and can change over time.
Is 52.159.244.84 a VPN, proxy, or data center address?
52.159.244.84 is classified as cloud infrastructure and hosting infrastructure based on network ownership and behavioural analysis.