51.104.239.133
An address in London, England, United Kingdom, used by Microsoft Limited, announced by Microsoft Corporation (AS8075). It's hosting space of Microsoft Azure and a web server on port 443.
Summary
Geolocation
Where the address is, and what that place uses.
- City
- London
- Region
- England
- Postal code
- E1W
- Country
- United Kingdom
- Continent
- Europe
- Coordinates
- 51.5085, -0.1257
- Timezone
- Europe/London
Ownership
Who holds the address: the AS announcing it, the registry record, the abuse contact and its name in DNS.
- Company
- Microsoft Limited
- Domain
- microsoft.com
- Type
- Hosting
- Registered in
- United Kingdom
- AS number
- AS8075
- Name
- Microsoft Corporation
- Prefix
- 51.104.0.0/15
- RPKI
- Valid
- Type
- Hosting
- Domain
- microsoft.com
- Registered in
- United States
- Name
- Microsoft Abuse Contact
- abuse@microsoft.com
- Address
- One Microsoft Way, Redmond, WA 98052
- Network
- 51.103.0.0-51.105.255.255
Anonymity
Whether the address hides someone else: a VPN, Tor, a relay, a proxy pool, or a hosting range.
Network
What kind of network it is on: a mobile carrier, a satellite operator, an anycast service, a CDN edge.
Services
What our own internet-wide measurement found listening on it.
- 443 status
- 302
- 443 redirect
- https://uksouth-passive-dsts.dsts.core.windows.net/v2/wsfederation?wtrealm=https%3A%2F%2Fln1prdstp13a.stamp-diagnostics.store.core.windows.net%2F&wctx=rm%3D0%26id%3DWSFederationLogin%26ru%3D%2F&wa=wsignin1.0&wct=2026-10-24T04%3A41%3A40Z
- 443 server
- Microsoft-HTTPAPI/2.0
- 443 TLS
- TLSv1.2
- 443 certificate
- *.stamp-diagnostics.store.core.windows.net · Microsoft Corporation
- 443 issuer
- C=US, O=Microsoft Corporation, CN=Microsoft TLS G2 RSA CA OCSP 10
- 443 browser-trusted
- Yes
- 443 seen
- 2026-08-04 to 2026-10-27
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