David Costantino
Cluster stats
| Netblocks | 6 |
| All fragments | 1,389 blocks across 745 clusters |
| Cluster ID | 191794044 |
| Registry | BGP |
| Customers | find customers using this network → |
Evidence & provenance ?
| Attribution | unresolved |
| Shared handles | clustered on 8 shared RIR contact/maintainer handles |
| Registry names | 2 distinct registrant names across these blocks |
| full provenance (JSON) → · how attribution works | |
IP Ranges (6)
⬇ export CSV| CIDR | Org name | Registry | Status | Confidence |
|---|---|---|---|---|
| 204.17.163.0/24 | David Costantino | BGP | ANNOUNCED | ● high |
| 2a0c:b641:100::/44 | David Costantino | BGP | ANNOUNCED | ● high |
| 2a0c:b641:100::/48 | David Costantino | BGP | ANNOUNCED | ● high |
| 2a0c:b641:101::/48 | David Costantino | BGP | ANNOUNCED | ● high |
| 2a0c:b641:102::/48 | David Costantino | BGP | ANNOUNCED | ● high |
| 2a0c:b641:100::/44 | David Costantino | RIPE | ALLOCATED-BY-LIR | ● low |
Network trust
what's this?
RPKI hygiene: B
how networks compare →
83.3%
of checked blocks have valid RPKI ROA coverage
(5 of 6)
No discrepancies found among checked blocks.
NIC Handles
AS213154
DCOS2-MNT
DCOS2-MNT
DUMY-RIPE
DUMY-RIPE
ORG-DC267-RIPE
SERVPERSO-MNT
SERVPERSO-MNT