Companies › Microsoft › DNS records › help.outlook.com
help.outlook.com
Microsoft · tier critical (support / help) · 0.4% of the company's traffic weight · scan of 2026-10-17
Azure DNSDNS (zone outlook.com)
AzureEdge
Microsoft network (AS8075)150.171.0.0/16
DNS records
| Status | live |
|---|---|
| CNAME chain | inapphelp-prod-afd-dub0gwgne3bac8dd.b02.azurefd.net → mr-b02.tm-azurefd.net |
| A | 150.171.110.147 |
| AAAA | 2603:1061:14:192::1 |
| Zone | outlook.com |
| Zone NS | ns1-05.azure-dns.com ns2-05.azure-dns.net ns3-05.azure-dns.org ns4-05.azure-dns.info |
| Origin ASN | AS8075 Microsoft network (AS8075) |
| BGP prefix | 150.171.0.0/16 |
HTTP
| GET / status | 307 |
|---|---|
| /cdn-cgi/trace | not probed |
| cf-ray | a4c032b42a08065f-SEA |
| location | https://support.microsoft.com/microsoft-365 |
| server | cloudflare |
| x-azure-ref | 20261017T150450Z-156bcf7b66d2bvl8hC1YVR5z5n00000002z0000000006ew8 |
| x-cache | CONFIG_NOCACHE |
Why we classified it this way
DNS
- Azure DNS Azure DNS · NS ns1-05.azure-dns.com, ns2-05.azure-dns.net, ns3-05.azure-dns.org, ns4-05.azure-dns.info (confidence 95%)
Edge
- Azure Azure Front Door · CNAME inapphelp-prod-afd-dub0gwgne3bac8dd.b02.azurefd.net; A 150.171.110.147 in 150.171.0.0/16 originated by AS8075; header x-azure-ref (confidence 99%)