J2 GLOBAL IRELAND LIMITED
j2-Global-Ireland
Data as of 2026-09-13
BGP inherited
This organisation
| Netblocks | 3 |
| IPv6 | 1 prefix (largest 2a01:77c0:1619::/48) |
| Also registered under this name | 57 netblocks across 14 separate records |
| Record ID | 242445308 |
| Registry | RIPE |
| Customers | see who runs inside this network → |
Evidence & provenance ?
| Attribution | BGP parent (inherited) |
| Shared handles | clustered on 5 shared RIR contact/maintainer handles |
| Registry names | 3 distinct registrant names across these blocks |
| full provenance (JSON) → · how attribution works · report an issue | |
IP Ranges (3)
⬇ export CSV| CIDR | Org name | Registry | Status | Confidence |
|---|---|---|---|---|
| 193.240.172.128/27 | j2-Global-Ireland | RIPE | ASSIGNED PA | ● low |
| 212.187.141.64/27 | J2-GLOBAL-IRELAND-LIMITED | RIPE | ASSIGNED PA | ● low |
| 2a01:77c0:1619::/48 | J2-Global-Ireland | RIPE | ASSIGNED | ● low |
IPv6 ranges (1)
| CIDR |
|---|
| 2a01:77c0:1619::/48 |
Network trust
what's this?
RPKI hygiene: D
how networks compare →
33.3%
of checked blocks have valid RPKI ROA coverage
(1 of 3)
Possible discrepancies (1)
These blocks are registered to J2 GLOBAL IRELAND LIMITED 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.
| 2a01:77c0:1619::/48 /48 | authorized for AS14618 — Amazon.com, Inc. |
NIC Handles
DUMY-RIPE
DUMY-RIPE
LEVEL3-MNT
MNT-COMENDO
QUZAUK