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CIDR
/21 · 2.0K IPs
ASN
Microsoft Corporation
Reverse DNS
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Allocation details

CIDR range
20.44.0.0/21
IP range (int)
338,427,904 — 338,429,951
Prefix length
/21
Organization
Microsoft Corporation
ASN
AS8075
ASN name
Microsoft Corporation
Country
United States
City
Washington
Coordinates
38.709500, -78.153900
Postal code
22747
Accuracy radius
20 km
RIR
ARIN
Data source(s)
maxmind_city, maxmind_country, maxmind_asn
Last updated
2026-04-16 09:18:38

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