Donnelley Financial, LLC
Donnelley Financial, LLC.
Data as of 2026-07-26
GLEIF verified
LEI
254900DKRITQ5G4A3831
Registered name
Donnelley Financial, LLC
Jurisdiction
Ultimate parent
DONNELLEY FINANCIAL SOLUTIONS, INC.
549300O1NPY4J56QCU04
Cluster stats
| Netblocks | 16 · 3,584 IPv4 addresses |
| IPv6 | 1 prefix (largest 2a00:2381:edf9::/48) |
| Cluster ID | 213212729 |
| Registry | BGP |
| Owner jurisdiction | US-DE |
| Customers | find customers using this network → |
Evidence & provenance ?
| Attribution | GLEIF legal-entity match |
| Legal identity | LEI 254900DKRITQ5G4A3831 |
| Shared handles | clustered on 9 shared RIR contact/maintainer handles |
| Registry names | 3 distinct registrant names across these blocks |
| full provenance (JSON) → · how attribution works · report an issue | |
Footprint over time
6 weekly snapshots · JSON
16
+1 netblocks since 2026-07-05
2026-07-05
peak 16
2026-07-26
IP Ranges (16)
⬇ export CSV| CIDR | Org name | Registry | Status | Confidence |
|---|---|---|---|---|
| 162.27.47.0/24 | Donnelley Financial, LLC. | BGP | ANNOUNCED | ● high |
| 162.27.65.0/24 | Donnelley Financial, LLC. | BGP | ANNOUNCED | ● high |
| 162.27.66.0/24 | Donnelley Financial, LLC. | BGP | ANNOUNCED | ● high |
| 162.27.67.0/24 | Donnelley Financial, LLC. | BGP | ANNOUNCED | ● high |
| 162.27.68.0/24 | Donnelley Financial, LLC. | BGP | ANNOUNCED | ● high |
| 162.27.69.0/24 | Donnelley Financial, LLC. | BGP | ANNOUNCED | ● high |
| 162.27.78.0/24 | Donnelley Financial, LLC. | BGP | ANNOUNCED | ● high |
| 162.27.79.0/24 | Donnelley Financial, LLC. | BGP | ANNOUNCED | ● high |
| 162.27.80.0/24 | Donnelley Financial, LLC. | BGP | ANNOUNCED | ● high |
| 162.27.81.0/24 | Donnelley Financial, LLC. | BGP | ANNOUNCED | ● high |
| 162.27.82.0/24 | Donnelley Financial, LLC. | BGP | ANNOUNCED | ● high |
| 162.27.83.0/24 | Donnelley Financial, LLC. | BGP | ANNOUNCED | ● high |
| 216.170.114.0/24 | Donnelley Financial, LLC. | BGP | ANNOUNCED | ● high |
| 216.170.125.0/24 | Donnelley Financial, LLC. | BGP | ANNOUNCED | ● high |
| 162.27.78.0 – 162.27.83.255 | Donnelley Financial, LLC. | ARIN | DIRECT ALLOCATION | ● low |
| 2a00:2381:edf9::/48 | DONNELLEY-FINANCIAL | RIPE | AGGREGATED-BY-LIR | ● low |
IPv6 ranges (1)
| CIDR |
|---|
| 2a00:2381:edf9::/48 |
Network trust
what's this?
RPKI hygiene: F
how networks compare →
6.2%
of checked blocks have valid RPKI ROA coverage
(1 of 16)
Possible discrepancies (1)
These blocks are registered to Donnelley Financial, LLC. 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:edf9::/48 /48 | authorized for AS2856 — British Telecommunications Limited |
NIC Handles
AS395339
BTNET-MNT
DUMY-RIPE
DUMY-RIPE
NETWO8378-ARIN
NETWO8378-ARIN
NETWO8378-ARIN
RDF-7-Z
REINB12-ARIN