Hachette Book Group, Inc.
Data as of 2026-09-13
GLEIF verified
Complete entity footprint
11 linked clusters ·
184 netblocks ·
278,800 IPv4 addresses ·
28 IPv6 prefixes
This organisation's clusters combined by evidence —
shared GLEIF corporate family
— not name similarity, so genuinely different organisations that share a name are excluded.
LEI
549300X4JEH8YDDMSP38
Registered name
Hachette Book Group, Inc.
Jurisdiction
Ultimate parent
BOLLORE PARTICIPATIONS SE
9695009YHLBEVMOOCF13
This organisation
| Netblocks | 8 · 1,792 IPv4 addresses |
| IPv6 | 1 prefix (largest 2620:121:f000::/44) |
| Also registered under this name | 9 netblocks across 2 separate records |
| Record ID | 241134832 |
| Registry | BGP |
| Owner jurisdiction | US-DE |
| Customers | see who runs inside this network → |
Evidence & provenance ?
| Attribution | GLEIF legal-entity match |
| Legal identity | LEI 549300X4JEH8YDDMSP38 |
| Shared handles | clustered on 6 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 (8)
⬇ export CSV| CIDR | Org name | Registry | Status | Confidence |
|---|---|---|---|---|
| 192.234.113.0/24 | Hachette Book Group, Inc. | ARIN | DIRECT ALLOCATION | ● high |
| 204.194.214.0/23 | Hachette Book Group, Inc. | ARIN | DIRECT ALLOCATION | ● high |
| 204.194.214.0/24 | Hachette Book Group, Inc. | BGP | ANNOUNCED | ● high |
| 204.194.215.0/24 | Hachette Book Group, Inc. | BGP | ANNOUNCED | ● high |
| 206.34.120.0/24 | Hachette Book Group, Inc. | BGP | ANNOUNCED | ● high |
| 206.34.121.0/24 | Hachette Book Group, Inc. | BGP | ANNOUNCED | ● high |
| 206.34.122.0/23 | Hachette Book Group, Inc. | BGP | ANNOUNCED | ● high |
| 2620:121:f000::/44 | Hachette Book Group, Inc. | ARIN | DIRECT ALLOCATION | ● high |
IPv6 ranges (1)
| CIDR |
|---|
| 2620:121:f000::/44 |
Footprint over time
6 weekly snapshots · JSON
8
+2 netblocks since 2026-07-26
2026-07-26
peak 8
2026-09-13
Corporate group (11 confirmed entities)
+16 additional unconfirmed candidates not shown — full list (JSON)- Universal Music Group, INC. 72 blocks
- Canal + Telecom SAS 49 blocks
- Dailymotion S.A. 19 blocks
- LAGARDERE TRAVEL RETAIL SRL 12 blocks
- Gameloft Limited 11 blocks
- CANAL + TELECOM 10 blocks
- SFA Holdings Inc. 6 blocks
- LAGARDERE 4 blocks
- Lagardere Ressources SAS 3 blocks
- CANAL + TELECOM 3 blocks
Network trust
what's this?
RPKI hygiene: D
how networks compare →
37.5%
of checked blocks have valid RPKI ROA coverage
(3 of 8)
No discrepancies found among checked blocks.
NIC Handles
AS11928
HBGN-ARIN
HBGN-ARIN
HBGN-ARIN
HBGN-ARIN
HBGU