Random House, Inc.
Data as of 2026-07-26
BGP inherited
Cluster stats
| Netblocks | 24 · 66,048 IPv4 addresses |
| IPv6 | 2 prefixes (largest 2a00:2381:faf9::/48) |
| Registered in | United States (19) · Australia (3) |
| Cluster ID | 213344946 |
| Registry | APNIC |
| Customers | find customers using this network → |
Evidence & provenance ?
| Attribution | BGP parent (inherited) |
| Shared handles | clustered on 14 shared RIR contact/maintainer handles |
| Registry names | 5 distinct registrant names across these blocks |
| full provenance (JSON) → · how attribution works · report an issue | |
Footprint over time
6 weekly snapshots · JSON
24
-1 netblocks since 2026-07-05
2026-07-05
peak 25
2026-07-26
IP Ranges (24)
⬇ export CSV| CIDR | Org name | Registry | Status | Confidence |
|---|---|---|---|---|
| 103.252.102.0/23 | RANDOM HOUSE AUSTRALIA PTY LTD | APNIC | ASSIGNED PORTABLE | ● high |
| 103.252.102.0/24 | RANDOM HOUSE AUSTRALIA PTY LTD | BGP | ANNOUNCED | ● high |
| 103.252.103.0/24 | RANDOM HOUSE AUSTRALIA PTY LTD | BGP | ANNOUNCED | ● high |
| 170.171.0.0/20 | Random House, Inc. | BGP | ANNOUNCED | ● high |
| 170.171.0.0/21 | Random House, Inc. | BGP | ANNOUNCED | ● high |
| 170.171.8.0/22 | Random House, Inc. | BGP | ANNOUNCED | ● high |
| 170.171.14.0/24 | Random House, Inc. | BGP | ANNOUNCED | ● high |
| 170.171.16.0/23 | Random House, Inc. | BGP | ANNOUNCED | ● high |
| 170.171.16.0/20 | Random House, Inc. | BGP | ANNOUNCED | ● high |
| 170.171.32.0/23 | Random House, Inc. | BGP | ANNOUNCED | ● high |
| 170.171.32.0/20 | Random House, Inc. | BGP | ANNOUNCED | ● high |
| 170.171.50.0/24 | Random House, Inc. | BGP | ANNOUNCED | ● high |
| 170.171.64.0/20 | Random House, Inc. | BGP | ANNOUNCED | ● high |
| 170.171.192.0/24 | Random House, Inc. | BGP | ANNOUNCED | ● high |
| 170.171.208.0/20 | Random House, Inc. | BGP | ANNOUNCED | ● high |
| 170.171.224.0/23 | Random House, Inc. | BGP | ANNOUNCED | ● high |
| 170.171.224.0/20 | Random House, Inc. | BGP | ANNOUNCED | ● high |
| 170.171.236.0/22 | Random House, Inc. | BGP | ANNOUNCED | ● high |
| 170.171.240.0/23 | Random House, Inc. | BGP | ANNOUNCED | ● high |
| 170.171.240.0/20 | Random House, Inc. | BGP | ANNOUNCED | ● high |
| 170.171.252.0/23 | Random House, Inc. | BGP | ANNOUNCED | ● high |
| 170.171.0.0/16 | Random House, Inc. | ARIN | DIRECT ALLOCATION | ● low |
| 2a00:2381:faf9::/48 | RANDOM-HOUSE-GROUP | RIPE | AGGREGATED-BY-LIR | ● low |
| 2a00:2381:ffff:13::/64 | RANDOM-HOUSE-GROUP | RIPE | ASSIGNED | ● low |
IPv6 ranges (2)
Domains hosted in this network
what's this?Network trust
what's this?
RPKI hygiene: F
how networks compare →
8.3%
of checked blocks have valid RPKI ROA coverage
(2 of 24)
Possible discrepancies (1)
These blocks are registered to Random House, Inc. 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.
| 2a00:2381:faf9::/48 /48 | authorized for AS2856 — British Telecommunications Limited |
NIC Handles
AD3-ORG-ARIN
AD3-ORG-ARIN
AD3-ORG-ARIN
APNIC-HM
AR1120-AP
AS11790
AS133138
BTNET-MNT
DUMY-RIPE
DUMY-RIPE
ORG-RHAP1-AP
RANDOM-4
+2 more