# 52.104.17.27 — IP Intelligence Summary

52.104.17.27 is an IPv4 address operated by MICROSOFT-CORP-MSN-AS-BLOCK - Microsoft Corporation, US (AS8075), with approximate network location San Jose, United States. As of November 13, 2026, IPDebrief rates it Low Risk (0/100); no anonymizing service was detected.

- Canonical page: https://ipdebrief.com/52.104.17.27
- Last updated: 2026-11-13

## Ownership

- Organization: Microsoft Corporation
- Network name: MSFT
- Allocated block: 52.96.0.0/12
- ASN: AS8075 (https://ipdebrief.com/asn/8075)
- Regional registry: ARIN
- Registered holder: Microsoft Corporation
- Routing operator: MICROSOFT-CORP-MSN-AS-BLOCK - Microsoft Corporation, US
- Network registration country: United States
- Registrant address country: —

## Location

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

Approximate network location; registration and certificate addresses are not server-location evidence.

## Network classification

- Infrastructure type: —
- Datacenter / hosting: no
- Residential: no
- Mobile: no
- Anycast: Unverified (not proof of unicast)
- Tor exit node: no
- VPN: no
- Proxy: no

## Risk assessment

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

## Exposed services

- 80/tcp — http
- 443/tcp — https

## DNS posture

Mail authentication and CAA are optional domain policies, not IP-wide requirements.

- caa: Not checked
- spf: Not checked
- dmarc: Not checked
- dnssec: Not checked
- fcrDns: Not checked

## TLS observations

- CN=*.sharepoint.com, O=Microsoft Corporation, L=Redmond, S=WA, C=US; port unknown; target —; Historical certificate; current certificate unknown; valid until 2027-01-28T23:53:24.0000000+00:00

## Addresses sharing infrastructure

- 52.104.53.25 — Same TLS certificate (https://ipdebrief.com/52.104.53.25)
- 52.104.68.41 — Same TLS certificate (https://ipdebrief.com/52.104.68.41)
- 52.104.96.53 — Same TLS certificate (https://ipdebrief.com/52.104.96.53)
- 52.104.129.25 — Same TLS certificate (https://ipdebrief.com/52.104.129.25)
- 52.104.132.25 — Same TLS certificate (https://ipdebrief.com/52.104.132.25)
- 52.104.142.55 — Same TLS certificate (https://ipdebrief.com/52.104.142.55)
- 52.104.144.25 — Same TLS certificate (https://ipdebrief.com/52.104.144.25)
- 52.104.147.41 — Same TLS certificate (https://ipdebrief.com/52.104.147.41)
- 52.104.152.41 — Same TLS certificate (https://ipdebrief.com/52.104.152.41)
- 52.107.27.27 — Same TLS certificate (https://ipdebrief.com/52.107.27.27)

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Source: IPDebrief, "52.104.17.27 IP intelligence", https://ipdebrief.com/52.104.17.27, updated 2026-11-13. Assessments are probabilistic.