20.59.128.0
20.59.128.0 is an IPv4 address operated by Microsoft Corporation (AS8075), geolocated to San Francisco, United States. It belongs to datacenter or hosting infrastructure. As of October 31, 2026, IPDebrief rates it Low Risk (25/100); no anonymizing service was detected.
Intelligence analysis identified IP 20.59.128.0/32 as an asset belonging to Microsoft Corporation under ASN 8075. The address was hosted within Microsoft Azure cloud infrastructure in San Francisco, CA. Risk assessment yielded a score of 25, designating the system as Low Risk. Technical scans detected port 80/tcp open with an nginx server banner. While the IP maintained a clean blacklist status with zero entries and no known active attacker behavior, threat attribution categorized the host as "Suspicious" despite the neighborhood classification of "mostly clean." The neighborhood exhibited an abuse density of 0.125 with four threat-identified siblings. Operational guidance recommended monitoring the address with low severity, citing its infrastructure provider status and low abuse density.
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 | 20.33.0.0/16 |
| 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 | 0% (None) |
| SPF | Not configured |
| DMARC | Not configured |
| FCrDNS | Not verified |
| DNSSEC | Not signed |
| CAA | Not configured |
☁️ Network Classification
| Infrastructure | Infrastructure / Datacenter |
| Service Purpose | Single-Service Host |
| Network Tier | Hosting — Infrastructure provider without advanced routing |
🔌 Services & Open Ports
| Port | Service | Protocol | Banner |
|---|---|---|---|
| 80 | http | tcp | — |
| Closed Ports | 22, 25, 443, 3389, 8080, 8443 (1 open / 7 scanned) | ||
| Server | Web server detected |
| HTTP Title | — |
🔐 TLS Certificate
| SANs | None |
| Valid From | — |
| Valid Until | — |
🛡️ Public Network Snapshot
| Origin ASN | AS8075 |
| Network Prefix | 20.48.0.0/12 |
| Route mapping | Found |
| HSTS | Not detected |
| CSP | Not detected |
| HTTP/2 | Not detected |
🎯 Confidence Breakdown
Per-dimension confidence scores based on source diversity and data freshness
| Dimension | Score | Sources | Observations |
|---|---|---|---|
| threat | 27% | 2 | 3 |
| routing | 13% | 1 | 1 |
| services | 33% | 2 | 4 |
| ownership | 27% | 2 | 3 |
| reputation | 13% | 1 | 2 |
| geolocation | 27% | 2 | 3 |
| Overall | 23% | 10 | 16 |
| Data Coherence | Consistent (100%) |
| Attribution | Moderate (50%) |
| OwnershipFCrDNSGeo ConsensusGeo PlausibleIRR MatchRPKI Valid |
📅 Observation Timeline 🔄 Live
| First Seen | 2026-10-21 14:07:31 UTC |
| Last Seen | 2026-11-02 10:45:27 UTC |
| Profile Built | 2026-10-31 21:31:44 UTC |
| Data Freshness | Live |
| Signal Types | 21 |
| Total Observations | 27 |
Full dossier details are available via our API.
❓ Frequently Asked Questions About 20.59.128.0
Who owns the IP address 20.59.128.0?
20.59.128.0 is registered to Microsoft Corporation. The address falls within the 20.33.0.0/16 network block. Registration is held at ARIN.
Where is 20.59.128.0 located?
Geolocation data places 20.59.128.0 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 20.59.128.0 malicious or safe?
20.59.128.0 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.
What ports are open on 20.59.128.0?
Responsive ports observed on 20.59.128.0 include 80. Port visibility reflects the most recent scan and may change as the host's configuration or firewall rules change.
Is 20.59.128.0 a VPN, proxy, or data center address?
20.59.128.0 is classified as cloud infrastructure and hosting infrastructure based on network ownership and behavioural analysis.