Cisco OpenDNS, LLC
BGP inherited
Cluster stats
| Netblocks | 1,752 · 645,427 IPv4 addresses |
| Registered in | United States (1,528) · Australia (2) · GM (2) · Hong Kong (2) · Saudi Arabia (2) · Mexico (1) |
| Cluster ID | 208800355 |
| Registry | AFRINIC |
| Customers | find customers using this network → |
Evidence & provenance ?
| Attribution | BGP parent (inherited) |
| Shared handles | clustered on 37 shared RIR contact/maintainer handles |
| Registry names | 45 distinct registrant names across these blocks |
| full provenance (JSON) → · how attribution works | |
Footprint over time
5 weekly snapshots · JSON
1,739
+15 netblocks since 2026-07-05
2026-07-05
peak 1,739
2026-07-19
Domains hosted in this network
what's this?IP Ranges (1,752)
showing 50 of 1,752 — see all — ⬇ export CSV (free export limited to 500 rows — subscribe for the full export)| CIDR | Org name | Registry | Status | Confidence |
|---|---|---|---|---|
| 12.153.230.0/24 | Cisco IoT | BGP | ANNOUNCED | ● high |
| 12.153.231.0/24 | Cisco IoT | BGP | ANNOUNCED | ● high |
| 12.190.236.0/24 | Cisco IoT | BGP | ANNOUNCED | ● high |
| 46.255.41.0/24 | Cisco OpenDNS, LLC | BGP | ANNOUNCED | ● high |
| 65.23.152.0/24 | Cisco IoT | BGP | ANNOUNCED | ● high |
| 65.23.153.0/24 | Cisco IoT | BGP | ANNOUNCED | ● high |
| 65.23.154.0/24 | Cisco IoT | BGP | ANNOUNCED | ● high |
| 65.23.155.0/24 | Cisco IoT | BGP | ANNOUNCED | ● high |
| 65.23.156.0/24 | Cisco IoT | BGP | ANNOUNCED | ● high |
| 65.23.157.0/24 | Cisco IoT | BGP | ANNOUNCED | ● high |
| 66.59.88.0/23 | Cisco IoT | BGP | ANNOUNCED | ● high |
| 66.59.90.0/23 | Cisco IoT | BGP | ANNOUNCED | ● high |
| 67.209.232.0/24 | Cisco IoT | BGP | ANNOUNCED | ● high |
| 67.209.233.0/24 | Cisco IoT | BGP | ANNOUNCED | ● high |
| 67.209.234.0/24 | Cisco IoT | BGP | ANNOUNCED | ● high |
| 67.209.235.0/24 | Cisco IoT | BGP | ANNOUNCED | ● high |
| 67.209.236.0/24 | Cisco IoT | BGP | ANNOUNCED | ● high |
| 67.209.237.0/24 | Cisco IoT | BGP | ANNOUNCED | ● high |
| 67.209.238.0/24 | Cisco IoT | BGP | ANNOUNCED | ● high |
| 67.215.64.0/24 | Cisco OpenDNS, LLC | BGP | ANNOUNCED | ● high |
| 67.215.65.0/24 | Cisco OpenDNS, LLC | BGP | ANNOUNCED | ● high |
| 67.215.66.0/24 | Cisco OpenDNS, LLC | BGP | ANNOUNCED | ● high |
| 67.215.69.0/24 | Cisco OpenDNS, LLC | BGP | ANNOUNCED | ● high |
| 67.215.70.0/24 | Cisco OpenDNS, LLC | BGP | ANNOUNCED | ● high |
| 67.215.71.0/24 | Cisco OpenDNS, LLC | BGP | ANNOUNCED | ● high |
| 67.215.73.0/24 | Cisco OpenDNS, LLC | BGP | ANNOUNCED | ● high |
| 67.215.76.0/24 | Cisco OpenDNS, LLC | BGP | ANNOUNCED | ● high |
| 67.215.78.0/24 | Cisco OpenDNS, LLC | BGP | ANNOUNCED | ● high |
| 67.215.79.0/24 | Cisco OpenDNS, LLC | BGP | ANNOUNCED | ● high |
| 67.215.80.0/24 | Cisco OpenDNS, LLC | BGP | ANNOUNCED | ● high |
| 67.215.81.0/24 | Cisco OpenDNS, LLC | BGP | ANNOUNCED | ● high |
| 67.215.82.0/24 | Cisco OpenDNS, LLC | BGP | ANNOUNCED | ● high |
| 67.215.83.0/24 | Cisco OpenDNS, LLC | BGP | ANNOUNCED | ● high |
| 67.215.84.0/24 | Cisco OpenDNS, LLC | BGP | ANNOUNCED | ● high |
| 67.215.85.0/24 | Cisco OpenDNS, LLC | BGP | ANNOUNCED | ● high |
| 67.215.86.0/24 | Cisco OpenDNS, LLC | BGP | ANNOUNCED | ● high |
| 67.215.87.0/24 | Cisco OpenDNS, LLC | BGP | ANNOUNCED | ● high |
| 67.215.88.0/24 | Cisco OpenDNS, LLC | BGP | ANNOUNCED | ● high |
| 67.215.90.0/24 | Cisco OpenDNS, LLC | BGP | ANNOUNCED | ● high |
| 67.215.94.0/24 | Cisco OpenDNS, LLC | BGP | ANNOUNCED | ● high |
| 67.215.95.0/24 | Cisco OpenDNS, LLC | BGP | ANNOUNCED | ● high |
| 67.223.120.0/23 | Cisco IoT | BGP | ANNOUNCED | ● high |
| 67.223.122.0/23 | Cisco IoT | BGP | ANNOUNCED | ● high |
| 67.223.124.0/23 | Cisco IoT | BGP | ANNOUNCED | ● high |
| 67.223.126.0/23 | Cisco IoT | BGP | ANNOUNCED | ● high |
| 70.144.64.0/22 | Cisco IoT | BGP | ANNOUNCED | ● high |
| 70.144.68.0/22 | Cisco IoT | BGP | ANNOUNCED | ● high |
| 70.144.72.0/22 | Cisco IoT | BGP | ANNOUNCED | ● high |
| 70.144.76.0/22 | Cisco IoT | BGP | ANNOUNCED | ● high |
| 70.144.80.0/21 | Cisco IoT | BGP | ANNOUNCED | ● high |
Network trust
what's this?
RPKI hygiene: B
how networks compare →
90.0%
of checked blocks have valid RPKI ROA coverage
(1,577 of 1,752)
Possible discrepancies (4)
These blocks are registered to Cisco OpenDNS, 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.
| 67.215.71.0/24 /24 | authorized for AS14618 — Amazon.com, Inc. |
| 151.186.200.0/24 /24 | authorized for AS14618 — Amazon.com, Inc. |
| 151.186.201.0/24 /24 | authorized for AS14618 — Amazon.com, Inc. |
| 151.186.165.0/24 /24 | authorized for AS14618 — Amazon.com, Inc. |
NIC Handles
ADMIN7957-ARIN
ADMIN7957-ARIN
ADMIN7957-ARIN
AE150-AP
AE186-AP
AG545-AP
AS25605
AS36180
AS36692
BT401-AP
BT401-AP
CCSNA-ARIN
+25 more