Defferrari Informatica Ltda.
AS28605 is Defferrari Informatica Ltda. (dsi.net.br). It announces 5,120 IPv4 addresses in 13 prefixes, and 7 IPv6 prefixes.
Brazil· LACNIC· allocated 2005-07-26· 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.
- Brazil320 · 100.00%
Registry record
Its ASN Whois record, as the registry publishes it.
- name
- Defferrari Informatica Ltda.
- org
- 94966306000140
- org name
- Defferrari Informatica Ltda.
- country
- BR
- source
- lacnic
- status
- DIRECT ALLOCATION
- created
- 2005-07-26
- updated
- 2013-03-06
- descr
- Defferrari Informatica Ltda.
- abuse
- MAD6
- abuse name
- Marco Defferrari
- abuse kind
- role
- admin
- MAD6
- admin name
- Marco Defferrari
- 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.
- VPN IP96watchguard1.88%
- novada, 711proxy, proxiware2.23%
- floppydata, dataimpulse0.14%
- None here
- None here
- None here
- Hosting IP2,81655.00%
- None here
- None here
- None here
- SSH IP220.43%
- SMTP IP210.41%
- 0.16%
IPv4 prefixes
Every IPv4 prefix BGP Route saw it announce. A prefix another AS also announces says so.
| PREFIX | COUNTRY | RPKI | PEERS | FIRST SEEN |
|---|---|---|---|---|
| 179.127.112.0/22 | — | valid | 17 | 2026-10-02 |
| 201.20.144.0/22 | — | valid | 17 | 2026-10-02 |
| 201.20.144.0/24 | — | valid | 17 | 2026-10-02 |
| 201.20.145.0/24 | — | valid | 17 | 2026-10-02 |
| 201.20.146.0/24 | — | valid | 17 | 2026-10-02 |
| 201.20.147.0/24 | — | valid | 17 | 2026-10-02 |
| 201.20.148.0/24 | — | valid | 17 | 2026-10-02 |
| 201.20.149.0/24 | — | valid | 17 | 2026-10-02 |
| 201.20.150.0/24 | — | valid | 17 | 2026-10-02 |
| 201.20.151.0/24 | — | valid | 17 | 2026-10-02 |
| 201.20.152.0/21 | — | valid | 17 | 2026-10-02 |
| 201.20.152.0/22 | — | valid | 17 | 2026-10-02 |
| 201.20.156.0/22 | — | valid | 17 | 2026-10-02 |
IPv6 prefixes
Every IPv6 prefix BGP Route saw it announce.
| PREFIX | COUNTRY | RPKI | PEERS | FIRST SEEN |
|---|---|---|---|---|
| 2804:3c0::/32 | — | valid | 20 | 2026-10-02 |
| 2804:3c0::/48 | — | valid | 20 | 2026-10-02 |
| 2804:3c0:1::/48 | — | valid | 20 | 2026-10-02 |
| 2804:3c0:20::/48 | — | valid | 20 | 2026-10-02 |
| 2804:3c0:8001::/48 | — | valid | 20 | 2026-10-02 |
| 2804:3c0:9000::/48 | — | valid | 20 | 2026-10-02 |
| 2804:3c0:a000::/40 | — | valid | 20 | 2026-10-02 |
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