Master IT Support
Data as of 2026-11-01
BGP inherited
This organisation
| Netblocks | 15 · 1,792 IPv4 addresses |
| IPv6 | 11 prefixes (largest 2604:19a0::/32) |
| Also registered under this name | 53 netblocks across 5 separate records |
| Record ID | 260024867 |
| Registry | BGP |
| Customers | see who runs inside this network → |
Evidence & provenance ?
| Attribution | BGP parent (inherited) |
| Shared handles | clustered on 13 shared RIR contact/maintainer handles |
| Registry names | 2 distinct registrant names across these blocks |
| full provenance (JSON) → · how attribution works · report an issue | |
IP Ranges (15)
⬇ export CSV| CIDR | Org name | Registry | Status | Confidence |
|---|---|---|---|---|
| 23.143.4.0/24 | Master IT Support | BGP | ANNOUNCED | ● high |
| 64.93.68.0/24 | Master IT Support | ARIN | ASSIGNMENT | ● high |
| 64.93.69.0/24 | Master IT Support | BGP | ANNOUNCED | ● high |
| 143.203.180.0/22 | Master IT Support | ARIN | DIRECT ALLOCATION | ● high |
| 2604:19a0::/32 | Master IT Support | ARIN | DIRECT ALLOCATION | ● high |
| 2604:19a0:1::/48 | Master IT Support | BGP | ANNOUNCED | ● high |
| 2604:19a0:2::/48 | Master IT Support | BGP | ANNOUNCED | ● high |
| 2604:19a0:3::/48 | Master IT Support | BGP | ANNOUNCED | ● high |
| 2604:19a0:4::/48 | Master IT Support | BGP | ANNOUNCED | ● high |
| 2604:19a0:5::/48 | Master IT Support | BGP | ANNOUNCED | ● high |
| 2604:19a0:6::/48 | Master IT Support | BGP | ANNOUNCED | ● high |
| 2604:19a0:7::/48 | Master IT Support | BGP | ANNOUNCED | ● high |
| 2604:19a0:8::/48 | Master IT Support | BGP | ANNOUNCED | ● high |
| 2604:19a0:9::/48 | Master IT Support | BGP | ANNOUNCED | ● high |
| 2604:19a0:a::/48 | Master IT Support | BGP | ANNOUNCED | ● high |
IPv6 ranges (11)
Footprint over time
19 weekly snapshots · JSON
18
+6 netblocks since 2026-07-05
2026-07-05
peak 18
2026-11-01
Network trust
what's this?
RPKI hygiene: B
how networks compare →
94.4%
of checked blocks have valid RPKI ROA coverage
(17 of 18)
Possible discrepancies (2)
These blocks are registered to Master IT Support but cryptographically authorized for a different, unrelated network (1 distinct holder) — often M&A history, multi-homing, or outsourced/managed hosting, occasionally worth a closer look.
| 64.93.68.0/24 /24 | authorized for AS46962 — HRCOM |
| 64.93.68.0/24 /24 | authorized for AS46962 — HRCOM |
NIC Handles
ABUSE9274-ARIN
ADMIN9090-ARIN
AS401866
AS46962
C10338034
C11351961
DEJES9-ARIN
DEJES9-ARIN
HRCOM-1
MISL-33
NETWO10307-ARIN
OPSNE13-ARIN
+1 more