# 52.159.244.84 — IP Intelligence Summary

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.

- Canonical page: https://ipdebrief.com/52.159.244.84
- Last updated: 2026-08-29

## Ownership

- Organization: Microsoft Corporation
- Network name: MSFT
- Allocated block: 52.145.0.0/16
- ASN: AS8075 (https://ipdebrief.com/asn/8075)
- Regional registry: ARIN
- Cloud / hosting provider: Microsoft Azure

## Location

- City: San Francisco
- Region: CA
- Country: United States
- Time zone: America/Los_Angeles

## Network classification

- Infrastructure type: CloudCompute
- Datacenter / hosting: yes
- Residential: no
- Mobile: no
- Anycast: no
- Tor exit node: no
- VPN: no
- Proxy: no

## Risk assessment

- Assessment: Low Risk (25/100)
- Blocklist listings: 0
- Suspicious activity indicators: no
- Spam source: no

## Analyst narrative

\# 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.

\---

\### 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

\---

\### 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.

\---

\### 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

\---

\### 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

\---

\### 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.

\---

\### RELATIONSHIP GRAPH

No direct relationships detected to:

\- Related subnets

\- Associated hostnames

\- Linked organizations

\- Shared certificates

\---

\### 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

\---

\### 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.

## Nearby addresses

- 52.159.244.64 (https://ipdebrief.com/52.159.244.64)
- 52.159.244.65 (https://ipdebrief.com/52.159.244.65)
- 52.159.244.67 (https://ipdebrief.com/52.159.244.67)
- 52.159.244.71 (https://ipdebrief.com/52.159.244.71)
- 52.159.244.85 (https://ipdebrief.com/52.159.244.85)
- 52.159.244.87 (https://ipdebrief.com/52.159.244.87)
- 52.159.244.88 (https://ipdebrief.com/52.159.244.88)
- 52.159.244.177 (https://ipdebrief.com/52.159.244.177)
- 52.159.244.179 (https://ipdebrief.com/52.159.244.179)

---

Source: IPDebrief, "52.159.244.84 IP intelligence", https://ipdebrief.com/52.159.244.84, updated 2026-08-29. Assessments are probabilistic.