65,536 routable2 ASes
/16 subnet
143.65.0.0/16
Where this subnet is, who announces it, and what our databases hold in it. Below, every /24 inside it; open one for its addresses.
65,536
routable addresses
65,536
geolocated
2
countries
2
announcing ASes
8
announced prefixes
0
anonymous addresses
Where it is
Addresses IP Geolocation places in each country, as a share of those it places.
- United States57,344 · 87.50%
- United Kingdom8,192 · 12.50%
Who announces it
Each /24 counted for the AS announcing most of it, as a share of the routable addresses.
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.
- None here
- None here
- None here
- None here
- None here
- None here
- None here
- Hosting IP57,34487.50%
- None here
- None here
- None here
- None here
- None here
- None here
- None here
- None here
- None here
Announced prefixes
Every prefix inside this block that BGP Route saw announced, with its origin and RPKI status.
| PREFIX | ORIGIN | COUNTRY | RPKI | PEERS | FIRST SEEN |
|---|---|---|---|---|---|
| 143.65.0.0/17 | AS16509Amazon.com, Inc. | United States | Valid | 17 | 2026-10-02 |
| 143.65.128.0/18 | AS16509Amazon.com, Inc. | United States | Valid | 17 | 2026-10-02 |
| 143.65.192.0/24 | AS50510Cancer Research UK | United Kingdom | Not found | 17 | 2026-10-02 |
| 143.65.196.0/24 | AS50510Cancer Research UK | United Kingdom | Not found | 17 | 2026-10-02 |
| 143.65.200.0/24 | AS50510Cancer Research UK | United Kingdom | Not found | 17 | 2026-10-02 |
| 143.65.201.0/24 | AS50510Cancer Research UK | United Kingdom | Not found | 17 | 2026-10-02 |
| 143.65.206.0/24 | AS50510Cancer Research UK | United Kingdom | Not found | 17 | 2026-10-02 |
| 143.65.224.0/19 | AS16509Amazon.com, Inc. | United States | Valid | 17 | 2026-10-02 |
Every /24 inside it
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01 · License
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