HomeAll IP Ranges23.0.0.0/823.103.0.0/16

65,536 routable1 ASes

/16 subnet

23.103.0.0/16

Where this subnet is, who announces it, and what our databases hold in it. Below, every /24 inside it; open one for its addresses.

23.102.0.0/16 23.104.0.0/16

65,536

routable addresses

65,536

geolocated

countries

announcing AS

announced prefixes

anonymous addresses

Where it is

Addresses IP Geolocation places in each country, as a share of those it places.

top 10 of 33

United States54,776 · 83.58%
Japan4,512 · 6.88%
Ireland640 · 0.98%
Singapore608 · 0.93%
The Netherlands528 · 0.81%
South Korea464 · 0.71%
Australia416 · 0.63%
France416 · 0.63%
United Kingdom352 · 0.54%
Brazil320 · 0.49%

Who announces it

Each /24 counted for the AS announcing most of it, as a share of the routable addresses.

AS8075Microsoft Corporation49,152 · 75.00%

What the databases see

Addresses each address-keyed database holds in this block, as a share of its routable addresses. Counts overlap: one address can be in several.

VPN IP0
None here
Residential Proxy IP0
None here
Datacenter Proxy IP0
None here
Mobile Proxy IP0
None here
Public Proxy IP0
None here
Tor IP0
None here
Relay IP0
None here
Hosting IP49,152
75.00%
CDN IP0
None here
Carrier IP0
None here
Anycast IP0
None here
SSH IP0
None here
SMTP IP0
None here
DNS Resolver IP7
0.01%

Announced prefixes

Every prefix inside this block that BGP Route saw announced, with its origin and RPKI status.

3 prefixes

PREFIX	ORIGIN	COUNTRY	RPKI	PEERS	FIRST SEEN
23.103.64.0/18	AS8075Microsoft Corporation	South Korea	valid	16	2026-10-02
23.103.128.0/17	AS8075Microsoft Corporation	United States	valid	16	2026-10-02
23.103.160.0/20	AS8075Microsoft Corporation	Japan	valid	16	2026-10-02

Every /24 inside it


23.103.0.0/24	United States	—	0	0.00%
23.103.1.0/24	United States	—	0	0.00%
23.103.2.0/24	United States	—	0	0.00%
23.103.3.0/24	United States	—	0	0.00%
23.103.4.0/24	United States	—	0	0.00%
23.103.5.0/24	United States	—	0	0.00%
23.103.6.0/24	United States	—	0	0.00%
23.103.7.0/24	United States	—	0	0.00%
23.103.8.0/24	United States	—	0	0.00%
23.103.9.0/24	United States	—	0	0.00%
23.103.10.0/24	United States	—	0	0.00%
23.103.11.0/24	United States	—	0	0.00%
23.103.12.0/24	United States	—	0	0.00%
23.103.13.0/24	United States	—	0	0.00%
23.103.14.0/24	United States	—	0	0.00%
23.103.15.0/24	United States	—	0	0.00%
23.103.16.0/24	United States	—	0	0.00%
23.103.17.0/24	United States	—	0	0.00%
23.103.18.0/24	United States	—	0	0.00%
23.103.19.0/24	United States	—	0	0.00%
23.103.20.0/24	United States	—	0	0.00%
23.103.21.0/24	United States	—	0	0.00%
23.103.22.0/24	United States	—	0	0.00%
23.103.23.0/24	United States	—	0	0.00%
23.103.24.0/24	United States	—	0	0.00%
23.103.25.0/24	United States	—	0	0.00%
23.103.26.0/24	United States	—	0	0.00%
23.103.27.0/24	United States	—	0	0.00%
23.103.28.0/24	United States	—	0	0.00%
23.103.29.0/24	United States	—	0	0.00%
23.103.30.0/24	United States	—	0	0.00%
23.103.31.0/24	United States	—	0	0.00%
23.103.32.0/24	United States	—	0	0.00%
23.103.33.0/24	United States	—	0	0.00%
23.103.34.0/24	United States	—	0	0.00%
23.103.35.0/24	United States	—	0	0.00%
23.103.36.0/24	United States	—	0	0.00%
23.103.37.0/24	United States	—	0	0.00%
23.103.38.0/24	United States	—	0	0.00%
23.103.39.0/24	United States	—	0	0.00%
23.103.40.0/24	United States	—	0	0.00%
23.103.41.0/24	United States	—	0	0.00%
23.103.42.0/24	United States	—	0	0.00%
23.103.43.0/24	United States	—	0	0.00%
23.103.44.0/24	United States	—	0	0.00%
23.103.45.0/24	United States	—	0	0.00%
23.103.46.0/24	United States	—	0	0.00%
23.103.47.0/24	United States	—	0	0.00%
23.103.48.0/24	United States	—	0	0.00%
23.103.49.0/24	United States	—	0	0.00%
23.103.50.0/24	United States	—	0	0.00%
23.103.51.0/24	United States	—	0	0.00%
23.103.52.0/24	United States	—	0	0.00%
23.103.53.0/24	United States	—	0	0.00%
23.103.54.0/24	United States	—	0	0.00%
23.103.55.0/24	United States	—	0	0.00%
23.103.56.0/24	United States	—	0	0.00%
23.103.57.0/24	United States	—	0	0.00%
23.103.58.0/24	United States	—	0	0.00%
23.103.59.0/24	United States	—	0	0.00%
23.103.60.0/24	United States	—	0	0.00%
23.103.61.0/24	United States	—	0	0.00%
23.103.62.0/24	United States	—	0	0.00%
23.103.63.0/24	United States	—	0	0.00%
23.103.64.0/24	South Korea	AS8075Microsoft Corporation	256	100.00%
23.103.65.0/24	United States	AS8075Microsoft Corporation	256	100.00%
23.103.66.0/24	United States	AS8075Microsoft Corporation	256	100.00%
23.103.67.0/24	United States	AS8075Microsoft Corporation	256	100.00%
23.103.68.0/24	United States	AS8075Microsoft Corporation	256	100.00%
23.103.69.0/24	United States	AS8075Microsoft Corporation	256	100.00%
23.103.70.0/24	United States	AS8075Microsoft Corporation	256	100.00%
23.103.71.0/24	United States	AS8075Microsoft Corporation	256	100.00%
23.103.72.0/24	United States	AS8075Microsoft Corporation	256	100.00%
23.103.73.0/24	United States	AS8075Microsoft Corporation	256	100.00%
23.103.74.0/24	United States	AS8075Microsoft Corporation	256	100.00%
23.103.75.0/24	United States	AS8075Microsoft Corporation	256	100.00%
23.103.76.0/24	United States	AS8075Microsoft Corporation	256	100.00%
23.103.77.0/24	United States	AS8075Microsoft Corporation	256	100.00%
23.103.78.0/24	United States	AS8075Microsoft Corporation	256	100.00%
23.103.79.0/24	United States	AS8075Microsoft Corporation	256	100.00%
23.103.80.0/24	United States	AS8075Microsoft Corporation	256	100.00%
23.103.81.0/24	United States	AS8075Microsoft Corporation	256	100.00%
23.103.82.0/24	United States	AS8075Microsoft Corporation	256	100.00%
23.103.83.0/24	United States	AS8075Microsoft Corporation	256	100.00%
23.103.84.0/24	United States	AS8075Microsoft Corporation	256	100.00%
23.103.85.0/24	United States	AS8075Microsoft Corporation	256	100.00%
23.103.86.0/24	United States	AS8075Microsoft Corporation	256	100.00%
23.103.87.0/24	United States	AS8075Microsoft Corporation	256	100.00%
23.103.88.0/24	United States	AS8075Microsoft Corporation	256	100.00%
23.103.89.0/24	United States	AS8075Microsoft Corporation	256	100.00%
23.103.90.0/24	United States	AS8075Microsoft Corporation	256	100.00%
23.103.91.0/24	United States	AS8075Microsoft Corporation	256	100.00%
23.103.92.0/24	United States	AS8075Microsoft Corporation	256	100.00%
23.103.93.0/24	United States	AS8075Microsoft Corporation	256	100.00%
23.103.94.0/24	United States	AS8075Microsoft Corporation	256	100.00%
23.103.95.0/24	United States	AS8075Microsoft Corporation	256	100.00%
23.103.96.0/24	United States	AS8075Microsoft Corporation	256	100.00%
23.103.97.0/24	United States	AS8075Microsoft Corporation	256	100.00%
23.103.98.0/24	United States	AS8075Microsoft Corporation	256	100.00%
23.103.99.0/24	United States	AS8075Microsoft Corporation	256	100.00%
23.103.100.0/24	United States	AS8075Microsoft Corporation	256	100.00%
23.103.101.0/24	United States	AS8075Microsoft Corporation	256	100.00%
23.103.102.0/24	United States	AS8075Microsoft Corporation	256	100.00%
23.103.103.0/24	United States	AS8075Microsoft Corporation	256	100.00%
23.103.104.0/24	United States	AS8075Microsoft Corporation	256	100.00%
23.103.105.0/24	United States	AS8075Microsoft Corporation	256	100.00%
23.103.106.0/24	United States	AS8075Microsoft Corporation	256	100.00%
23.103.107.0/24	United States	AS8075Microsoft Corporation	256	100.00%
23.103.108.0/24	United States	AS8075Microsoft Corporation	256	100.00%
23.103.109.0/24	United States	AS8075Microsoft Corporation	256	100.00%
23.103.110.0/24	United States	AS8075Microsoft Corporation	256	100.00%
23.103.111.0/24	United States	AS8075Microsoft Corporation	256	100.00%
23.103.112.0/24	United States	AS8075Microsoft Corporation	256	100.00%
23.103.113.0/24	United States	AS8075Microsoft Corporation	256	100.00%
23.103.114.0/24	United States	AS8075Microsoft Corporation	256	100.00%
23.103.115.0/24	United States	AS8075Microsoft Corporation	256	100.00%
23.103.116.0/24	United States	AS8075Microsoft Corporation	256	100.00%
23.103.117.0/24	United States	AS8075Microsoft Corporation	256	100.00%
23.103.118.0/24	United States	AS8075Microsoft Corporation	256	100.00%
23.103.119.0/24	United States	AS8075Microsoft Corporation	256	100.00%
23.103.120.0/24	United States	AS8075Microsoft Corporation	256	100.00%
23.103.121.0/24	United States	AS8075Microsoft Corporation	256	100.00%
23.103.122.0/24	United States	AS8075Microsoft Corporation	256	100.00%
23.103.123.0/24	United States	AS8075Microsoft Corporation	256	100.00%
23.103.124.0/24	United States	AS8075Microsoft Corporation	256	100.00%
23.103.125.0/24	United States	AS8075Microsoft Corporation	256	100.00%
23.103.126.0/24	United States	AS8075Microsoft Corporation	256	100.00%
23.103.127.0/24	United States	AS8075Microsoft Corporation	256	100.00%
23.103.128.0/24	United States	AS8075Microsoft Corporation	256	100.00%
23.103.129.0/24	United States	AS8075Microsoft Corporation	256	100.00%
23.103.130.0/24	United States	AS8075Microsoft Corporation	256	100.00%
23.103.131.0/24	United States	AS8075Microsoft Corporation	256	100.00%
23.103.132.0/24	Austria	AS8075Microsoft Corporation	256	100.00%
23.103.133.0/24	United States	AS8075Microsoft Corporation	256	100.00%
23.103.134.0/24	United States	AS8075Microsoft Corporation	256	100.00%
23.103.135.0/24	United States	AS8075Microsoft Corporation	256	100.00%
23.103.136.0/24	United States	AS8075Microsoft Corporation	256	100.00%
23.103.137.0/24	United States	AS8075Microsoft Corporation	256	100.00%
23.103.138.0/24	United States	AS8075Microsoft Corporation	256	100.00%
23.103.139.0/24	United States	AS8075Microsoft Corporation	256	100.00%
23.103.140.0/24	United States	AS8075Microsoft Corporation	256	100.00%
23.103.141.0/24	United States	AS8075Microsoft Corporation	256	100.00%
23.103.142.0/24	United States	AS8075Microsoft Corporation	256	100.00%
23.103.143.0/24	United States	AS8075Microsoft Corporation	256	100.00%
23.103.144.0/24	United States	AS8075Microsoft Corporation	256	100.00%
23.103.145.0/24	United States	AS8075Microsoft Corporation	256	100.00%
23.103.146.0/24	United States	AS8075Microsoft Corporation	256	100.00%
23.103.147.0/24	United States	AS8075Microsoft Corporation	256	100.00%
23.103.148.0/24	United States	AS8075Microsoft Corporation	256	100.00%
23.103.149.0/24	United States	AS8075Microsoft Corporation	256	100.00%
23.103.150.0/24	United States	AS8075Microsoft Corporation	256	100.00%
23.103.151.0/24	United States	AS8075Microsoft Corporation	256	100.00%
23.103.152.0/24	United States	AS8075Microsoft Corporation	256	100.00%
23.103.153.0/24	United States	AS8075Microsoft Corporation	256	100.00%
23.103.154.0/24	United States	AS8075Microsoft Corporation	256	100.00%
23.103.155.0/24	United States	AS8075Microsoft Corporation	256	100.00%
23.103.156.0/24	United States	AS8075Microsoft Corporation	256	100.00%
23.103.157.0/24	United States	AS8075Microsoft Corporation	256	100.00%
23.103.158.0/24	United States	AS8075Microsoft Corporation	256	100.00%
23.103.159.0/24	United States	AS8075Microsoft Corporation	256	100.00%
23.103.160.0/24	Japan	AS8075Microsoft Corporation	256	100.00%
23.103.161.0/24	Japan	AS8075Microsoft Corporation	256	100.00%
23.103.162.0/24	Japan	AS8075Microsoft Corporation	256	100.00%
23.103.163.0/24	Japan	AS8075Microsoft Corporation	256	100.00%
23.103.164.0/24	Japan	AS8075Microsoft Corporation	256	100.00%
23.103.165.0/24	Japan	AS8075Microsoft Corporation	256	100.00%
23.103.166.0/24	Japan	AS8075Microsoft Corporation	256	100.00%
23.103.167.0/24	Japan	AS8075Microsoft Corporation	256	100.00%
23.103.168.0/24	Japan	AS8075Microsoft Corporation	256	100.00%
23.103.169.0/24	Japan	AS8075Microsoft Corporation	256	100.00%
23.103.170.0/24	Japan	AS8075Microsoft Corporation	256	100.00%
23.103.171.0/24	Japan	AS8075Microsoft Corporation	256	100.00%
23.103.172.0/24	Japan	AS8075Microsoft Corporation	256	100.00%
23.103.173.0/24	Japan	AS8075Microsoft Corporation	256	100.00%
23.103.174.0/24	Japan	AS8075Microsoft Corporation	256	100.00%
23.103.175.0/24	Japan	AS8075Microsoft Corporation	256	100.00%
23.103.176.0/24	United States	AS8075Microsoft Corporation	256	100.00%
23.103.177.0/24	United States	AS8075Microsoft Corporation	256	100.00%
23.103.178.0/24	United States	AS8075Microsoft Corporation	256	100.00%
23.103.179.0/24	United States	AS8075Microsoft Corporation	256	100.00%
23.103.180.0/24	United States	AS8075Microsoft Corporation	256	100.00%
23.103.181.0/24	United States	AS8075Microsoft Corporation	256	100.00%
23.103.182.0/24	Ireland	AS8075Microsoft Corporation	256	100.00%
23.103.183.0/24	United States	AS8075Microsoft Corporation	256	100.00%
23.103.184.0/24	United States	AS8075Microsoft Corporation	256	100.00%
23.103.185.0/24	United States	AS8075Microsoft Corporation	256	100.00%
23.103.186.0/24	United States	AS8075Microsoft Corporation	256	100.00%
23.103.187.0/24	United States	AS8075Microsoft Corporation	256	100.00%
23.103.188.0/24	United States	AS8075Microsoft Corporation	256	100.00%
23.103.189.0/24	United States	AS8075Microsoft Corporation	256	100.00%
23.103.190.0/24	United States	AS8075Microsoft Corporation	256	100.00%
23.103.191.0/24	United States	AS8075Microsoft Corporation	256	100.00%
23.103.192.0/24	United States	AS8075Microsoft Corporation	256	100.00%
23.103.193.0/24	United States	AS8075Microsoft Corporation	256	100.00%
23.103.194.0/24	United States	AS8075Microsoft Corporation	256	100.00%
23.103.195.0/24	United States	AS8075Microsoft Corporation	256	100.00%
23.103.196.0/24	United States	AS8075Microsoft Corporation	256	100.00%
23.103.197.0/24	United States	AS8075Microsoft Corporation	256	100.00%
23.103.198.0/24	United States	AS8075Microsoft Corporation	256	100.00%
23.103.199.0/24	United States	AS8075Microsoft Corporation	256	100.00%
23.103.200.0/24	United States	AS8075Microsoft Corporation	256	100.00%
23.103.201.0/24	United States	AS8075Microsoft Corporation	256	100.00%
23.103.202.0/24	United States	AS8075Microsoft Corporation	256	100.00%
23.103.203.0/24	United States	AS8075Microsoft Corporation	256	100.00%
23.103.204.0/24	United States	AS8075Microsoft Corporation	256	100.00%
23.103.205.0/24	United States	AS8075Microsoft Corporation	256	100.00%
23.103.206.0/24	United States	AS8075Microsoft Corporation	256	100.00%
23.103.207.0/24	United States	AS8075Microsoft Corporation	256	100.00%
23.103.208.0/24	United States	AS8075Microsoft Corporation	256	100.00%
23.103.209.0/24	United States	AS8075Microsoft Corporation	256	100.00%
23.103.210.0/24	United States	AS8075Microsoft Corporation	256	100.00%
23.103.211.0/24	United States	AS8075Microsoft Corporation	256	100.00%
23.103.212.0/24	United States	AS8075Microsoft Corporation	256	100.00%
23.103.213.0/24	United States	AS8075Microsoft Corporation	256	100.00%
23.103.214.0/24	United States	AS8075Microsoft Corporation	256	100.00%
23.103.215.0/24	United States	AS8075Microsoft Corporation	256	100.00%
23.103.216.0/24	United States	AS8075Microsoft Corporation	256	100.00%
23.103.217.0/24	United States	AS8075Microsoft Corporation	256	100.00%
23.103.218.0/24	United States	AS8075Microsoft Corporation	256	100.00%
23.103.219.0/24	United States	AS8075Microsoft Corporation	256	100.00%
23.103.220.0/24	United States	AS8075Microsoft Corporation	256	100.00%
23.103.221.0/24	United States	AS8075Microsoft Corporation	256	100.00%
23.103.222.0/24	United States	AS8075Microsoft Corporation	256	100.00%
23.103.223.0/24	United States	AS8075Microsoft Corporation	256	100.00%
23.103.224.0/24	The Netherlands	AS8075Microsoft Corporation	256	100.00%
23.103.225.0/24	United States	AS8075Microsoft Corporation	256	100.00%
23.103.226.0/24	United States	AS8075Microsoft Corporation	256	100.00%
23.103.227.0/24	United Kingdom	AS8075Microsoft Corporation	256	100.00%
23.103.228.0/24	United States	AS8075Microsoft Corporation	256	100.00%
23.103.229.0/24	Ireland	AS8075Microsoft Corporation	256	100.00%
23.103.230.0/24	United States	AS8075Microsoft Corporation	256	100.00%
23.103.231.0/24	United States	AS8075Microsoft Corporation	256	100.00%
23.103.232.0/24	Singapore	AS8075Microsoft Corporation	256	100.00%
23.103.233.0/24	Brazil	AS8075Microsoft Corporation	256	100.00%
23.103.234.0/24	France	AS8075Microsoft Corporation	256	100.00%
23.103.235.0/24	Japan	AS8075Microsoft Corporation	256	100.00%
23.103.236.0/24	Australia	AS8075Microsoft Corporation	256	100.00%
23.103.237.0/24	Australia	AS8075Microsoft Corporation	256	100.00%
23.103.238.0/24	India	AS8075Microsoft Corporation	256	100.00%
23.103.239.0/24	South Korea	AS8075Microsoft Corporation	256	100.00%
23.103.240.0/24	Canada	AS8075Microsoft Corporation	256	100.00%
23.103.241.0/24	Germany	AS8075Microsoft Corporation	256	100.00%
23.103.242.0/24	United Arab Emirates	AS8075Microsoft Corporation	256	100.00%
23.103.243.0/24	United States	AS8075Microsoft Corporation	256	100.00%
23.103.244.0/24	Taiwan	AS8075Microsoft Corporation	256	100.00%
23.103.245.0/24	United States	AS8075Microsoft Corporation	256	100.00%
23.103.246.0/24	United States	AS8075Microsoft Corporation	256	100.00%
23.103.247.0/24	United States	AS8075Microsoft Corporation	256	100.00%
23.103.248.0/24	United States	AS8075Microsoft Corporation	256	100.00%
23.103.249.0/24	United States	AS8075Microsoft Corporation	256	100.00%
23.103.250.0/24	United States	AS8075Microsoft Corporation	256	100.00%
23.103.251.0/24	United States	AS8075Microsoft Corporation	256	100.00%
23.103.252.0/24	United States	AS8075Microsoft Corporation	256	100.00%
23.103.253.0/24	United States	AS8075Microsoft Corporation	256	100.00%
23.103.254.0/24	United States	AS8075Microsoft Corporation	256	100.00%
23.103.255.0/24	United States	AS8075Microsoft Corporation	256	100.00%

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