IST ApS
Data as of 2026-07-26
BGP inherited
Cluster stats
| Netblocks | 20 · 1,244 IPv4 addresses |
| IPv6 | 4 prefixes (largest 2a02:20d8:37a2::/48) |
| Registered in | Russia (8) · Italy (3) · Denmark (2) · Turkey (2) · ME (1) · Norway (1) |
| Cluster ID | 214442709 |
| Registry | BGP |
| Customers | find customers using this network → |
Evidence & provenance ?
| Attribution | BGP parent (inherited) |
| Shared handles | clustered on 20 shared RIR contact/maintainer handles |
| Registry names | 13 distinct registrant names across these blocks |
| full provenance (JSON) → · how attribution works · report an issue | |
IP Ranges (20)
⬇ export CSV| CIDR | Org name | Registry | Status | Confidence |
|---|---|---|---|---|
| 46.255.80.24/29 | IST. PROFESSIONALE A. FIORAVANTI | RIPE | ASSIGNED PA | ● high |
| 46.255.80.96/29 | IST. TECNICO ROSA LUXEMBURG | RIPE | ASSIGNED PA | ● high |
| 46.255.83.0/28 | IST. PROFESSIONALE ALDROVANDI RUBBIANI | RIPE | ASSIGNED PA | ● high |
| 192.162.4.0/24 | IST ApS | BGP | ANNOUNCED | ● high |
| 194.117.232.0/23 | IST ApS | RIPE | ASSIGNED PI | ● high |
| 2a02:20d8:37a2::/48 | IST. PROFESSIONALE A. FIORAVANTI | RIPE | ASSIGNED | ● high |
| 2a02:20d8:37aa::/48 | IST. TECNICO ROSA LUXEMBURG | RIPE | ASSIGNED | ● high |
| 2a02:20d8:37ac::/48 | IST. PROFESSIONALE ALDROVANDI RUBBIANI | RIPE | ASSIGNED | ● high |
| 31.13.16.144/30 | Ist-Tel | RIPE | ASSIGNED PA | ● low |
| 37.77.129.252/30 | IST-LAN | RIPE | ASSIGNED PA | ● low |
| 62.5.163.208/28 | IST-M | RIPE | ASSIGNED PA | ● low |
| 85.94.118.224/28 | IST_CT | RIPE | ASSIGNED PA | ● low |
| 153.56.138.0/24 | IST-DC13 | RIPE | LEGACY | ● low |
| 178.16.156.124/30 | IST-LAN | RIPE | ASSIGNED PA | ● low |
| 213.143.237.192/26 | Ist_Ek | RIPE | ASSIGNED PA | ● low |
| 217.79.9.24/29 | IST-M-LAN | RIPE | ASSIGNED PA | ● low |
| 217.79.9.56/30 | IST-M-LAN | RIPE | ASSIGNED PA | ● low |
| 217.79.9.192/30 | IST-LAN | RIPE | ASSIGNED PA | ● low |
| 217.79.14.0/26 | IST-M | RIPE | ASSIGNED PA | ● low |
| 2a0e:b107:b1b::/48 | IST-EDV-NET2 | RIPE | ASSIGNED | ● low |
IPv6 ranges (4)
Network trust
what's this?
RPKI hygiene: C
how networks compare →
76.2%
of checked blocks have valid RPKI ROA coverage
(16 of 21)
Possible discrepancies (4)
These blocks are registered to IST ApS but cryptographically authorized for a different, unrelated network (2 distinct holders) — often M&A history, multi-homing, or outsourced/managed hosting, occasionally worth a closer look.
| 2a02:20d8:37a2::/48 /48 | authorized for AS31638 — Lepida S.c.p.A. |
| 2a02:20d8:37aa::/48 /48 | authorized for AS31638 — Lepida S.c.p.A. |
| 2a02:20d8:37ac::/48 /48 | authorized for AS31638 — Lepida S.c.p.A. |
| 153.56.138.0/24 /24 | authorized for AS47952 — ICT BULUT BILISIM A.S. |
NIC Handles
AS35678
AS8585-MNT
DUMY-RIPE
DUMY-RIPE
ISBANKASI-MNT
ISTEDV-MNT
ISTOSLO-MNT
LEPIDA-MNT
MTU-NOC
OBIT-MNT
ORG-SB321-RIPE
ORG-SB324-RIPE
+8 more