R.R. Donnelley and Sons, Co.
BGP inherited
Cluster stats
| Netblocks | 25 |
| All fragments | 30 blocks across 2 clusters |
| Cluster ID | 191608254 |
| Registry | BGP |
| Customers | find customers using this network → |
Evidence & provenance ?
| Attribution | BGP parent (inherited) |
| Shared handles | clustered on 1 shared RIR contact/maintainer handle |
| Registry names | 1 distinct registrant name across these blocks |
| full provenance (JSON) → · how attribution works | |
Footprint over time
2 weekly snapshots · JSON
25
0 netblocks since 2026-07-05
2026-07-05
peak 25
2026-07-06
IP Ranges (25)
⬇ export CSV| CIDR | Org name | Registry | Status | Confidence |
|---|---|---|---|---|
| 50.58.16.0/23 | R.R. Donnelley and Sons, Co. | BGP | ANNOUNCED | ● high |
| 162.27.7.0/24 | R.R. Donnelley and Sons, Co. | BGP | ANNOUNCED | ● high |
| 162.27.12.0/24 | R.R. Donnelley and Sons, Co. | BGP | ANNOUNCED | ● high |
| 162.27.38.0/24 | R.R. Donnelley and Sons, Co. | BGP | ANNOUNCED | ● high |
| 162.27.39.0/24 | R.R. Donnelley and Sons, Co. | BGP | ANNOUNCED | ● high |
| 162.27.40.0/24 | R.R. Donnelley and Sons, Co. | BGP | ANNOUNCED | ● high |
| 162.27.41.0/24 | R.R. Donnelley and Sons, Co. | BGP | ANNOUNCED | ● high |
| 162.27.43.0/24 | R.R. Donnelley and Sons, Co. | BGP | ANNOUNCED | ● high |
| 162.27.84.0/24 | R.R. Donnelley and Sons, Co. | BGP | ANNOUNCED | ● high |
| 162.27.85.0/24 | R.R. Donnelley and Sons, Co. | BGP | ANNOUNCED | ● high |
| 162.27.86.0/24 | R.R. Donnelley and Sons, Co. | BGP | ANNOUNCED | ● high |
| 162.27.89.0/24 | R.R. Donnelley and Sons, Co. | BGP | ANNOUNCED | ● high |
| 162.27.116.0/24 | R.R. Donnelley and Sons, Co. | BGP | ANNOUNCED | ● high |
| 162.27.117.0/24 | R.R. Donnelley and Sons, Co. | BGP | ANNOUNCED | ● high |
| 162.27.118.0/24 | R.R. Donnelley and Sons, Co. | BGP | ANNOUNCED | ● high |
| 162.27.119.0/24 | R.R. Donnelley and Sons, Co. | BGP | ANNOUNCED | ● high |
| 162.27.120.0/24 | R.R. Donnelley and Sons, Co. | BGP | ANNOUNCED | ● high |
| 162.27.122.0/24 | R.R. Donnelley and Sons, Co. | BGP | ANNOUNCED | ● high |
| 162.27.123.0/24 | R.R. Donnelley and Sons, Co. | BGP | ANNOUNCED | ● high |
| 162.27.172.0/24 | R.R. Donnelley and Sons, Co. | BGP | ANNOUNCED | ● high |
| 162.27.173.0/24 | R.R. Donnelley and Sons, Co. | BGP | ANNOUNCED | ● high |
| 162.27.200.0/24 | R.R. Donnelley and Sons, Co. | BGP | ANNOUNCED | ● high |
| 162.27.202.0/24 | R.R. Donnelley and Sons, Co. | BGP | ANNOUNCED | ● high |
| 162.27.220.0/24 | R.R. Donnelley and Sons, Co. | BGP | ANNOUNCED | ● high |
| 162.27.247.0/24 | R.R. Donnelley and Sons, Co. | BGP | ANNOUNCED | ● high |
NIC Handles
AS14328