52.167.144.219
52.167.144.219 is an IPv4 address operated by Microsoft Corporation (AS8075), geolocated to Madison, United States. It belongs to datacenter or hosting infrastructure with reverse DNS name msnbot-52-167-144-219.search.msn.com. As of September 18, 2026, IPDebrief rates it Moderate Risk (50/100); no anonymizing service was detected.
🏢 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-52-167-144-219.search.msn.com |
| Forward Confirmed | Yes — FCrDNS verified |
| Forward Hostnames | msnbot-52-167-144-219.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 | — |
🛡️ Public Network Snapshot
| Origin ASN | AS8075 |
| Network Prefix | 52.160.0.0/11 |
| 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 | 8% | 1 | 1 |
| services | 12% | 2 | 2 |
| ownership | 17% | 2 | 3 |
| reputation | 13% | 1 | 2 |
| geolocation | 20% | 2 | 3 |
| Overall | 16% | 10 | 15 |
| Data Coherence | Consistent (100%) |
| Attribution | Moderate (70%) |
| OwnershipFCrDNSGeo ConsensusGeo PlausibleIRR MatchRPKI Valid |
📅 Observation Timeline 🔄 Live
| First Seen | 2026-07-17 23:22:36 UTC |
| Last Seen | 2026-09-19 07:41:26 UTC |
| Profile Built | 2026-09-18 19:27:39 UTC |
| Data Freshness | Live |
| Signal Types | 23 |
| Total Observations | 32 |
Full dossier details are available via our API.
❓ Frequently Asked Questions About 52.167.144.219
Who owns the IP address 52.167.144.219?
52.167.144.219 is registered to Microsoft Corporation. The address falls within the 52.145.0.0/16 network block. Registration is held at ARIN.
Where is 52.167.144.219 located?
Geolocation data places 52.167.144.219 in Madison, WI, United States. The local time zone is America/Chicago. IP geolocation is approximate and indicates the network's registered or routed location rather than a precise physical address.
Is 52.167.144.219 malicious or safe?
52.167.144.219 currently carries a moderate risk assessment, meaning some indicators warrant caution, but the evidence is mixed. This assessment is generated from continuously collected signals and can change over time.
What is the hostname for 52.167.144.219?
The reverse DNS (PTR) record for 52.167.144.219 is msnbot-52-167-144-219.search.msn.com. This hostname is forward-confirmed, meaning it resolves back to the same address.
Is 52.167.144.219 a VPN, proxy, or data center address?
52.167.144.219 is classified as cloud infrastructure and hosting infrastructure based on network ownership and behavioural analysis.