256 routable1 ASes
/24 subnet
21.23.13.0/24
Where this /24 is, who announces it, and what our databases hold in it, then each of its 256 addresses, every one with its own page.
256
routable addresses
256
geolocated
1
country
1
announcing AS
1
announced prefix
0
anonymous addresses
Where it is
Addresses IP Geolocation places in each country, as a share of those it places.
- United States256 · 100.00%
Who announces it
Each /24 counted for the AS announcing most of it, as a share of the routable addresses.
- AS749United States Department of Defense (DoD)256 · 100.00%
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.
- None here
- None here
- None here
- None here
- 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 |
|---|---|---|---|---|---|
| 21.23.13.0/24 | AS749United States Department of Defense (DoD) | United States | not found | 17 | 2026-10-02 |
Every address
21.23.13.021.23.13.121.23.13.221.23.13.321.23.13.421.23.13.521.23.13.621.23.13.721.23.13.821.23.13.921.23.13.1021.23.13.1121.23.13.1221.23.13.1321.23.13.1421.23.13.1521.23.13.1621.23.13.1721.23.13.1821.23.13.1921.23.13.2021.23.13.2121.23.13.2221.23.13.2321.23.13.2421.23.13.2521.23.13.2621.23.13.2721.23.13.2821.23.13.2921.23.13.3021.23.13.3121.23.13.3221.23.13.3321.23.13.3421.23.13.3521.23.13.3621.23.13.3721.23.13.3821.23.13.3921.23.13.4021.23.13.4121.23.13.4221.23.13.4321.23.13.4421.23.13.4521.23.13.4621.23.13.4721.23.13.4821.23.13.4921.23.13.5021.23.13.5121.23.13.5221.23.13.5321.23.13.5421.23.13.5521.23.13.5621.23.13.5721.23.13.5821.23.13.5921.23.13.6021.23.13.6121.23.13.6221.23.13.6321.23.13.6421.23.13.6521.23.13.6621.23.13.6721.23.13.6821.23.13.6921.23.13.7021.23.13.7121.23.13.7221.23.13.7321.23.13.7421.23.13.7521.23.13.7621.23.13.7721.23.13.7821.23.13.7921.23.13.8021.23.13.8121.23.13.8221.23.13.8321.23.13.8421.23.13.8521.23.13.8621.23.13.8721.23.13.8821.23.13.8921.23.13.9021.23.13.9121.23.13.9221.23.13.9321.23.13.9421.23.13.9521.23.13.9621.23.13.9721.23.13.9821.23.13.9921.23.13.10021.23.13.10121.23.13.10221.23.13.10321.23.13.10421.23.13.10521.23.13.10621.23.13.10721.23.13.10821.23.13.10921.23.13.11021.23.13.11121.23.13.11221.23.13.11321.23.13.11421.23.13.11521.23.13.11621.23.13.11721.23.13.11821.23.13.11921.23.13.12021.23.13.12121.23.13.12221.23.13.12321.23.13.12421.23.13.12521.23.13.12621.23.13.12721.23.13.12821.23.13.12921.23.13.13021.23.13.13121.23.13.13221.23.13.13321.23.13.13421.23.13.13521.23.13.13621.23.13.13721.23.13.13821.23.13.13921.23.13.14021.23.13.14121.23.13.14221.23.13.14321.23.13.14421.23.13.14521.23.13.14621.23.13.14721.23.13.14821.23.13.14921.23.13.15021.23.13.15121.23.13.15221.23.13.15321.23.13.15421.23.13.15521.23.13.15621.23.13.15721.23.13.15821.23.13.15921.23.13.16021.23.13.16121.23.13.16221.23.13.16321.23.13.16421.23.13.16521.23.13.16621.23.13.16721.23.13.16821.23.13.16921.23.13.17021.23.13.17121.23.13.17221.23.13.17321.23.13.17421.23.13.17521.23.13.17621.23.13.17721.23.13.17821.23.13.17921.23.13.18021.23.13.18121.23.13.18221.23.13.18321.23.13.18421.23.13.18521.23.13.18621.23.13.18721.23.13.18821.23.13.18921.23.13.19021.23.13.19121.23.13.19221.23.13.19321.23.13.19421.23.13.19521.23.13.19621.23.13.19721.23.13.19821.23.13.19921.23.13.20021.23.13.20121.23.13.20221.23.13.20321.23.13.20421.23.13.20521.23.13.20621.23.13.20721.23.13.20821.23.13.20921.23.13.21021.23.13.21121.23.13.21221.23.13.21321.23.13.21421.23.13.21521.23.13.21621.23.13.21721.23.13.21821.23.13.21921.23.13.22021.23.13.22121.23.13.22221.23.13.22321.23.13.22421.23.13.22521.23.13.22621.23.13.22721.23.13.22821.23.13.22921.23.13.23021.23.13.23121.23.13.23221.23.13.23321.23.13.23421.23.13.23521.23.13.23621.23.13.23721.23.13.23821.23.13.23921.23.13.24021.23.13.24121.23.13.24221.23.13.24321.23.13.24421.23.13.24521.23.13.24621.23.13.24721.23.13.24821.23.13.24921.23.13.25021.23.13.25121.23.13.25221.23.13.25321.23.13.25421.23.13.255
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