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CIDR Range

20.35.0.0/16

65.5K IPs /16 Microsoft Corporation AS8070 United States ARIN
Addresses
65,536
65.5K
IP Range
20.35.0.0
→ 20.35.255.255
Sub-ranges
50+
within this block
PTR Density
0.0%
0 of 65.5K IPs have PTR

Reputation · trust score

A transparent 0–100 signal. Every entity starts at a neutral baseline of 65; threat-intel blocklists, exposure, reverse-DNS, routing and allocation each adjust it up or down. Higher is more trustworthy.

68/100
Moderate
How this score is built

Experimental · trust-vectors model v1.3.0 — a transparent heuristic, not a definitive verdict. How it works →

Ranges inside 20.35.0.0/16

CIDRIPsOrganizationASNCountry
20.35.0.0/17 32.8K Microsoft Corporation AS8070 US
20.35.160.0/19 8.2K Microsoft Corporation AS8070 US
20.35.224.0/20 4.1K Microsoft Corporation AS8070 US
20.35.144.0/20 4.1K Microsoft Corporation AS8070 US
20.35.252.0/22 1.0K Microsoft Corporation AS8070 US
20.35.140.0/22 1.0K Microsoft Corporation AS8070 US
20.35.202.0/23 512 Microsoft Corporation AS8070 US
20.35.222.0/23 512 Microsoft Corporation AS8070 US
20.35.134.0/23 512 Microsoft Corporation AS8070 US
20.35.137.0/24 256 Microsoft Corporation AS8070 US
20.35.128.0/24 256 Microsoft Corporation AS8070 US
20.35.209.0/24 256 Microsoft Corporation AS8070 US
20.35.129.0/24 256 Microsoft Corporation AS8070 US
20.35.243.0/24 256 Microsoft Corporation AS8070 US
20.35.130.0/24 256 Microsoft Corporation AS8070 US
20.35.249.0/24 256 Microsoft Corporation AS8070 US
20.35.131.0/24 256 Microsoft Corporation AS8070 US
20.35.221.0/24 256 Microsoft Corporation AS8070 US
20.35.207.0/24 256 Microsoft Corporation AS8070 US
20.35.138.0/24 256 Microsoft Corporation AS8070 US
20.35.139.0/24 256 Microsoft Corporation AS8070 US
20.35.136.0/24 256 Microsoft Corporation AS8070 US
20.35.133.0/24 256 Microsoft Corporation AS8070 US
20.35.132.0/24 256 Microsoft Corporation AS8070 US
20.35.251.0/24 256 Microsoft Corporation AS8070 US
20.35.197.128/25 128 Microsoft Corporation AS8070 US
20.35.215.0/25 128 Microsoft Corporation AS8070 US
20.35.198.0/25 128 Microsoft Corporation AS8070 US
20.35.218.128/25 128 Microsoft Corporation AS8070 US
20.35.208.128/25 128 Microsoft Corporation AS8070 US
20.35.201.0/25 128 Microsoft Corporation AS8070 US
20.35.204.128/25 128 Microsoft Corporation AS8070 US

First and last addresses in 20.35.0.0/16

20.35.0.0/16 runs from 20.35.0.0 to 20.35.255.255.

First 16
20.35.0.0 20.35.0.1 20.35.0.2 20.35.0.3 20.35.0.4 20.35.0.5 20.35.0.6 20.35.0.7 20.35.0.8 20.35.0.9 20.35.0.10 20.35.0.11 20.35.0.12 20.35.0.13 20.35.0.14 20.35.0.15
Last 16
20.35.255.240 20.35.255.241 20.35.255.242 20.35.255.243 20.35.255.244 20.35.255.245 20.35.255.246 20.35.255.247 20.35.255.248 20.35.255.249 20.35.255.250 20.35.255.251 20.35.255.252 20.35.255.253 20.35.255.254 20.35.255.255

BGP Routing

Live BGP anomalies →

Not announced as an exact prefix — covered by the announced supernet 20.34.0.0/15.

Announced prefix
20.34.0.0/15
Origin AS
AS8070
Announcement samples
8,833
Last seen
2026-10-29 01:48:35

Frequently Asked Questions

What is 20.35.0.0/16?

20.35.0.0/16 is a CIDR network block containing 65,536 IPv4 addresses (from 20.35.0.0 to 20.35.255.255). CIDR notation combines an IP address with a prefix length to define a range of addresses.

Who owns the 20.35.0.0/16 network?

The 20.35.0.0/16 range is allocated to Microsoft Corporation and announced via AS8070 from United States.

Last updated: 2026-10-29 03:09:05 UTC
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