# 57.155.104.224 — IP Intelligence Summary

57.155.104.224 is an IPv4 address operated by MICROSOFT-CORP-MSN-AS-BLOCK - Microsoft Corporation, US (AS8075), with approximate network location Singapore, Singapore. It belongs to datacenter or hosting infrastructure. As of November 14, 2026, IPDebrief rates it Low Risk (15/100); no anonymizing service was detected.

- Canonical page: https://ipdebrief.com/57.155.104.224
- Last updated: 2026-11-14

## Ownership

- Organization: MICROSOFT-MAINT
- Network name: cloud
- Allocated block: 57.155.0.0/16
- ASN: AS8075 (https://ipdebrief.com/asn/8075)
- Regional registry: ARIN
- Registered holder: MICROSOFT-MAINT
- Routing operator: MICROSOFT-CORP-MSN-AS-BLOCK - Microsoft Corporation, US
- Network registration country: SG
- Registrant address country: —
- Cloud / hosting provider: Microsoft Azure

## Location

- City: Singapore
- Region: —
- Country: Singapore
- Time zone: Asia/Singapore

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

## Network classification

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

## Risk assessment

- Assessment: Low Risk (15/100)
- Blocklist listings: 0
- Suspicious activity indicators: no
- Spam source: no

## Exposed services

- 443/tcp — https

## DNS posture

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

- caa: Not applicable (—)
- spf: Not checked
- dmarc: Not checked
- dnssec: Unknown / lookup inconclusive (224.104.155.57.in-addr.arpa)
- fcrDns: Not checked

## TLS observations

- CN=settings.data.microsoft.com, O=Microsoft Corporation, L=Redmond, S=WA, C=US; port unknown; target —; Historical certificate; current certificate unknown; valid until 2027-01-21T15:32:49.0000000+00:00

## Addresses sharing infrastructure

- 4.247.188.224 — Same TLS certificate (https://ipdebrief.com/4.247.188.224)
- 4.247.188.233 — Same TLS certificate (https://ipdebrief.com/4.247.188.233)
- 20.42.179.192 — Same TLS certificate (https://ipdebrief.com/20.42.179.192)
- 20.42.179.204 — Same TLS certificate (https://ipdebrief.com/20.42.179.204)
- 40.84.85.40 — Same TLS certificate (https://ipdebrief.com/40.84.85.40)
- 40.84.97.4 — Same TLS certificate (https://ipdebrief.com/40.84.97.4)
- 48.211.4.16 — Same TLS certificate (https://ipdebrief.com/48.211.4.16)
- 57.154.63.210 — Same TLS certificate (https://ipdebrief.com/57.154.63.210)
- 57.155.101.212 — Same TLS certificate (https://ipdebrief.com/57.155.101.212)
- 85.210.193.152 — Same TLS certificate (https://ipdebrief.com/85.210.193.152)
- 85.210.196.11 — Same TLS certificate (https://ipdebrief.com/85.210.196.11)
- 172.215.188.225 — Same TLS certificate (https://ipdebrief.com/172.215.188.225)

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Source: IPDebrief, "57.155.104.224 IP intelligence", https://ipdebrief.com/57.155.104.224, updated 2026-11-14. Assessments are probabilistic.