Data as of Nov 3, 2026
46.255.41.0/24
No anonymizer space · no proxy exits in 30 daysCisco OpenDNS, LLC · space held by Cisco Systems, Inc.
Announcement
this exact prefix
RPKI valid
Announced by
Type
Hosting
Risk
50 / 100 · Medium
Recently moved
Recent change
New origin May 2026
from AS25605 Cisco OpenDNS, LLC, after 4.8 years unannounced
Network & registry
Origin network
AS36692
US
- Name
- Cisco OpenDNS, LLC
- Type
- Business
- Registered
- Mar 21, 2006
- Domain
- opendns.com
- Website
- www.opendns.com/
- Industry
- Computer and Information Technology
- Spamhaus ASN-DROP
- not listed
Routing timeline
Who has announced this prefix
Summary
Routing history
- Pattern
- Reactivated
- First seen
- Dec 2013
- Current origin since
- May 2026 · 6 mo
- Origin networks
- 2
- Last change of origin
- May 2026
Recorded history
History
- Handoffs
- 1
RPKI
Route origin authorizations
| ROA prefix | ASN | Max len | Anchor | Verdict |
|---|---|---|---|---|
| 46.255.40.0/21 | AS36692 | /24 | RIPE | RPKI valid |
Whois
Registration for this announcement
- Range
- 46.255.40.0/21
- Netname
- US-CISCO2-20101223
- Registrant
- Cisco Systems, Inc.
- Registrant country
- US
- Organization
- Cisco Systems, Inc. (ORG-CSI15-RIPE)
- Org country
- US
- Type
- ALLOCATED PA
- Created
- Sep 10, 2026
- Updated
- Sep 10, 2026
- Maintainer
- lir-us-cisco2-1-MNT
- RIR
- RIPE NCC
- Country
- US
- Delegated
- Dec 23, 2010
- Status
- assigned
Report abuse
Abuse contact
- [email protected]
- Name
- Abuse-C Role
- Handle
- AR80285-RIPE