Leiden University
Leiden University uses 47,776 IPv4 addresses in 11 ranges, and 1 IPv6 range, by the registry records IP Company reads.
About the company
Who it is, where it is registered and who owns it.
- Description
- Public university in the Netherlands
- Founded
- 1575
- Headquarters
- Leiden
- Employees
- 7,860
Who routes its space
The networks announcing its IPv4, by the addresses each announces.
- AS1103 SURF B.V.47,776 · 100.00%
Where its space is
Its IPv4 that IP Geolocation places, by country. A /24 counts for the company using most of it.
- The Netherlands47,872 · 100.00%
Networks it operates
The autonomous systems registered under its domain, by the IPv4 each announces anywhere.
What the databases see
Addresses each address-keyed database holds in its IPv4, as a share of it, with the largest providers. A /24 counts for the company using most of it; counts overlap.
- 0.00%
- Geonode, anyIP, PrivateProxy.me0.31%
- None here
- None here
- None here
- None here
- Relay IP9,216eduVPN Institute Access19.29%
- None here
- None here
- None here
- None here
- None here
- None here
- None here
- None here
- 0.01%
- 0.11%
- 0.00%
Speed tests
Speeds measured from its space in the last 90 days.
Its address ranges
Its largest IPv4 ranges, then its IPv6 ones, as IP Company draws them, a CIDR a row, with the network announcing each.
| RANGE | IPV4 | ORIGIN |
|---|---|---|
| 145.118.64.0/18 | 16,384 | AS1103 |
| 145.138.192.0/19 | 8,192 | AS1103 |
| 145.138.224.0/22 | 1,024 | AS1103 |
| 145.107.160.0/19 | 8,192 | AS1103 |
| 145.118.224.0/19 | 8,192 | AS1103 |
| 145.118.200.0/21 | 2,048 | AS1103 |
| 145.118.192.0-145.118.199.127 | 1,920 | AS1103 |
| 145.118.220.0/23 | 512 | AS1103 |
| 145.118.222.0/24 | 256 | AS1103 |
| 194.171.94.0/23 | 512 | AS1103 |
| 194.171.106.0/24 | 256 | AS1103 |
| 194.171.15.0/24 | 256 | AS1103 |
| 145.118.199.192/27 | 32 | AS1103 |
| 2001:610:2400::/40 | AS1103 |
Names it registers under
The holder names its registry records give, by the IPv4 under each.
- Leiden University38,560 · 80.71%
- Leiden University tbv EDUvpn9,216 · 19.29%
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