65,536 routable1 ASes
/16 subnet
1.66.0.0/16
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
1
country
1
announcing AS
15
announced prefixes
681
anonymous addresses
Where it is
Addresses IP Geolocation places in each country, as a share of those it places.
- Japan65,536 · 100.00%
Who announces it
Each /24 counted for the AS announcing most of it, as a share of the routable addresses.
- AS9605NTT DOCOMO, INC.46,848 · 71.48%
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 IP6661.02%
- 0.02%
- None here
- None here
- None here
- None here
- Hosting IP20,48031.25%
- None here
- Carrier IP26,36840.23%
- None here
- SSH IP4180.64%
- 0.00%
- 0.25%
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 |
|---|---|---|---|---|---|
| 1.66.20.0/22 | AS9605NTT DOCOMO, INC. | Japan | valid | 17 | 2026-10-02 |
| 1.66.24.0/21 | AS9605NTT DOCOMO, INC. | Japan | valid | 17 | 2026-10-02 |
| 1.66.32.0/23 | AS9605NTT DOCOMO, INC. | Japan | valid | 17 | 2026-10-02 |
| 1.66.34.0/24 | AS9605NTT DOCOMO, INC. | Japan | valid | 17 | 2026-10-02 |
| 1.66.35.0/24 | AS9605NTT DOCOMO, INC. | Japan | valid | 17 | 2026-10-02 |
| 1.66.36.0/24 | AS9605NTT DOCOMO, INC. | Japan | valid | 17 | 2026-10-02 |
| 1.66.68.0/22 | AS9605NTT DOCOMO, INC. | Japan | valid | 17 | 2026-10-02 |
| 1.66.90.0/24 | AS9605NTT DOCOMO, INC. | Japan | valid | 17 | 2026-10-02 |
| 1.66.92.0/24 | AS9605NTT DOCOMO, INC. | Japan | valid | 17 | 2026-10-02 |
| 1.66.96.0/21 | AS9605NTT DOCOMO, INC. | Japan | valid | 6 | 2026-10-02 |
| 1.66.104.0/23 | AS9605NTT DOCOMO, INC. | Japan | valid | 6 | 2026-10-02 |
| 1.66.106.0/23 | AS9605NTT DOCOMO, INC. | Japan | valid | 17 | 2026-10-02 |
| 1.66.108.0/22 | AS9605NTT DOCOMO, INC. | Japan | valid | 17 | 2026-10-02 |
| 1.66.112.0/20 | AS9605NTT DOCOMO, INC. | Japan | valid | 17 | 2026-10-02 |
| 1.66.128.0/17 | AS9605NTT DOCOMO, INC. | Japan | valid | 17 | 2026-10-02 |
Every /24 inside it
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