Castrum Servicos Especializados ltda
AS267293 is Castrum Servicos Especializados ltda (castrum.com.br). It announces 1,024 IPv4 addresses in 7 prefixes, and 7 IPv6 prefixes.
Brazil· LACNIC· allocated 2018-03-19· 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.
- Brazil1,024 · 100.00%
Registry record
Its ASN Whois record, as the registry publishes it.
- name
- Castrum Servicos Especializados ltda
- org
- 09646939000100
- org name
- Castrum Servicos Especializados ltda
- org address
- BR
- org country
- BR
- country
- BR
- source
- lacnic
- status
- DIRECT ALLOCATION
- created
- 2018-03-19
- updated
- 2018-03-19
- descr
- Castrum Servicos Especializados ltda
- abuse
- CEGON12
- abuse name
- celio goncalves
- abuse email
- celiorio@gmail.com
- abuse kind
- role
- admin
- CEGON12
- admin name
- celio goncalves
- admin email
- celiorio@gmail.com
- admin 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.
- 0.39%
- novada, geonode, dataimpulse24.90%
- None here
- None here
- None here
- None here
- None here
- None here
- None here
- None here
- None here
- None here
- 0.20%
IPv4 prefixes
Every IPv4 prefix BGP Route saw it announce. A prefix another AS also announces says so.
| PREFIX | COUNTRY | RPKI | PEERS | FIRST SEEN |
|---|---|---|---|---|
| 45.233.44.0/22 | Brazil | valid | 16 | 2026-10-02 |
| 45.233.44.0/23 | Brazil | valid | 16 | 2026-10-02 |
| 45.233.44.0/24 | Brazil | valid | 16 | 2026-10-02 |
| 45.233.45.0/24 | Brazil | valid | 16 | 2026-10-02 |
| 45.233.46.0/23 | Brazil | valid | 16 | 2026-10-02 |
| 45.233.46.0/24 | Brazil | valid | 16 | 2026-10-02 |
| 45.233.47.0/24 | Brazil | valid | 16 | 2026-10-02 |
IPv6 prefixes
Every IPv6 prefix BGP Route saw it announce.
| PREFIX | COUNTRY | RPKI | PEERS | FIRST SEEN |
|---|---|---|---|---|
| 2804:4b40::/32 | Brazil | valid | 19 | 2026-10-02 |
| 2804:4b40::/33 | Brazil | valid | 19 | 2026-10-02 |
| 2804:4b40::/34 | Brazil | valid | 19 | 2026-10-02 |
| 2804:4b40:4000::/34 | Brazil | valid | 19 | 2026-10-02 |
| 2804:4b40:8000::/33 | Brazil | valid | 19 | 2026-10-02 |
| 2804:4b40:8000::/34 | Brazil | valid | 19 | 2026-10-02 |
| 2804:4b40:c000::/34 | Brazil | valid | 19 | 2026-10-02 |
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