Diederik Focko de Zee
AS50917 is Diederik Focko de Zee (backbone.direct). It announces 768 IPv4 addresses in 3 prefixes, and 1 IPv6 prefixes.
The Netherlands· RIPE· allocated 2022-07-19· isp
Where its space is
The IPv4 it announces that IP Geolocation places, by country. A /24 counts for the AS announcing most of it.
- The Netherlands768 · 100.00%
Registry record
Its ASN Whois record, as the registry publishes it.
- handle
- DIEDERIK-AS
- name
- Diederik Focko de Zee
- org
- ORG-DFDZ1-RIPE
- org name
- Diederik Focko de Zee
- org address
- Tusseler 91, 7241KD Lochem, The Netherlands
- org country
- NL
- country
- NL
- source
- ripe
- status
- ASSIGNED
- created
- 2022-07-19
- updated
- 2025-06-30
- descr
- backbone.direct AS50917 T2 transit network / -----BEGIN TOKEN-----7fc39f0501d904d16215a60340b9d4581b320397693c984b231d50d2783bf9dcd971e7fc7f5cbc2c6c8ae60534867983a4cd0ad10daa864c5edad09c3b7eac79-----END TOKEN-----
- maintainer
- RIPE-NCC-END-MNT|Sitefast-MNT
- abuse
- AB47112-RIPE
- abuse name
- ABUSE BACKBONE
- abuse email
- noc@backbone.direct
- abuse kind
- role
What the databases see
Addresses each address-keyed database holds in the IPv4 it announces, as a share of that space, with its largest providers. Counts overlap.
- 0.26%
- None here
- None here
- None here
- None here
- None here
- Hosting IP768100.00%
- None here
- None here
- None here
- SSH IP11915.49%
- SMTP IP101.30%
- 1.43%
IPv4 prefixes
Every IPv4 prefix BGP Route saw it announce. A prefix another AS also announces says so.
| PREFIX | COUNTRY | RPKI | PEERS | FIRST SEEN |
|---|---|---|---|---|
| 45.152.39.0/24 | The Netherlands | valid | 16 | 2026-10-02 |
| 89.37.98.0/24 | The Netherlands | valid | 16 | 2026-10-02 |
| 103.141.12.0/24 | The Netherlands | valid | 16 | 2026-10-02 |
IPv6 prefixes
Every IPv6 prefix BGP Route saw it announce.
| PREFIX | COUNTRY | RPKI | PEERS | FIRST SEEN |
|---|---|---|---|---|
| 2001:678:7ec::/48 | The Netherlands | not found | 19 | 2026-10-02 |
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