# IPDEBRIEF INTELLIGENCE BRIEFING
Target IP: 4.204.243.253/32
Classification: Microsoft Azure Cloud Infrastructure
Risk Assessment: Low Risk (Score: 0)
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## OWNERSHIP & INFRASTRUCTURE
The target IP belongs to Microsoft Corporation (AS8075), registered under the MSFT network block (4.192.0.0/12). The infrastructure is hosted on Microsoft Azure cloud infrastructure in Toronto, Ontario, CA. Control plane analysis indicates an operator score of 0.1304 (Minimal), with the IP classified as a cloud hosting provider with firewalled/no services exposed.
## GEOLOCATION & VALIDATION
Geolocation data indicates Toronto, ON (43.65°N, -79.38°W) with consensus validation. However, ICMP validation was blocked, preventing distance validation. The IP shows a 6078.4km distance discrepancy in some probe results, suggesting geolocation data may vary across sources.
## THREAT ANALYSIS
Current threat indicators show zero active threat signals. The IP is not flagged as a Tor exit node, known attacker, or spam source. Blacklist count is 0. The IP has no open ports, no TLS certificates, and no active services exposed to the internet.
Historical Context: 22 total observations recorded. One signal indicates the IP was listed on 8 total blacklist sources with 1 listing at high severity, though the profile currently shows 0 active blacklists. The IP shows no persistent malicious behavior (0 threat observation count, 0 threat persistence days).
## NEIGHBORHOOD ANALYSIS
Subnet (4.204.243.253/24) abuse density: 0 (Clean classification). The /24 subnet contains 2 active sibling IPs. One neighbor IP (4.204.243.127) shows elevated risk (Score: 25, Authority: 50), suggesting potential localized activity within the Microsoft Azure block that warrants monitoring.
## RELATIONSHIPS
All 8 relationship entries link to the MSFT network block, confirming consistent Microsoft Azure infrastructure attribution.
## SECURITY ACTIONS
No specific firewall or blocking recommendations generated. The IP's low-risk profile (Score: 0) and Microsoft Azure cloud infrastructure classification suggest normal cloud traffic patterns. However, the elevated-risk neighbor IP (4.204.243.127) should be monitored for correlated activity.
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## SOC ANALYST RECOMMENDATIONS
1. Allow Traffic: The target IP shows low-risk characteristics consistent with legitimate Microsoft Azure cloud infrastructure. No immediate blocking required.
2. Monitor Neighbor: IP 4.204.243.127 in the same /24 subnet carries a risk score of 25. Monitor for any correlation with traffic patterns from the target IP.
3. Baseline Expectations: Microsoft Azure cloud IPs frequently show variable geolocation data and may trigger false positives in geolocation-based filtering. Whitelist AS8075 for Microsoft services as needed.
4. Watch for Changes: Historical data shows 8 blacklist listings previously recorded. Monitor the IP for re-entry into any threat feeds.
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Report Generated: Current Session
Data Sources: IPDebrief Intelligence Platform
Classification: Standard Threat Intelligence
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 | 4.192.0.0/12 |
| 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 | 4.192.0.0/12 |
| Route mapping | Found |
🎯 Confidence Breakdown
Per-dimension confidence scores based on source diversity and data freshness
| Dimension | Score | Sources | Observations |
|---|---|---|---|
| threat | 43% | 2 | 5 |
| routing | 13% | 1 | 1 |
| services | 19% | 2 | 2 |
| ownership | 27% | 2 | 3 |
| reputation | 22% | 1 | 3 |
| geolocation | 35% | 2 | 3 |
| Overall | 26% | 10 | 17 |
| Data Coherence | Consistent (100%) |
| Attribution | Moderate (50%) |
| OwnershipFCrDNSGeo ConsensusGeo PlausibleIRR MatchRPKI Valid |
📅 Observation Timeline 🔄 Live
| First Seen | 2026-07-09 01:19:44 UTC |
| Last Seen | 2026-08-28 22:52:09 UTC |
| Profile Built | 2026-08-29 02:04:28 UTC |
| Data Freshness | Live |
| Signal Types | 21 |
| Total Observations | 23 |
Full dossier details are available via our API.
❓ Frequently Asked Questions About 4.204.243.253
Who owns the IP address 4.204.243.253?
4.204.243.253 is registered to Microsoft Corporation. The address falls within the 4.192.0.0/12 network block. Registration is held at ARIN.
Where is 4.204.243.253 located?
Geolocation data places 4.204.243.253 in Toronto, ON, Canada. The local time zone is America/Toronto. IP geolocation is approximate and indicates the network's registered or routed location rather than a precise physical address.
Is 4.204.243.253 malicious or safe?
4.204.243.253 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 4.204.243.253 a VPN, proxy, or data center address?
4.204.243.253 is classified as cloud infrastructure and hosting infrastructure based on network ownership and behavioural analysis.