Data as of Nov 12, 2026
64.103.0.0/16
No anonymizer space · no proxy exits in 30 daysCisco Systems, Inc.
Announcements
More specific
Announcements inside
| Prefix | Origin | Type | Holder | RPKI |
|---|---|---|---|---|
| 64.103.0.0/17 since May 2005 | AS109 | Business | Cisco Systems, Inc. | |
| 64.103.40.0/21 since Nov 2018 | AS109 | Business | Cisco Systems, Inc. | |
| 64.103.48.0/21 since May 2021 | AS109 | Business | Cisco Systems, Inc. | |
| 64.103.64.0/19 since Nov 2018 | AS109 | Business | Cisco Systems, Inc. | |
| 64.103.96.0/20 since Nov 2018 | AS109 | Business | Cisco Systems, Inc. | |
| 64.103.128.0/17 since May 2005 | AS109 | Business | Cisco Systems, Inc. |
Network & registry
Origin network
AS109
US
- Name
- Cisco Systems, Inc.
- Type
- Business
- Registered
- May 6, 1987
- Domain
- cisco.com
- Website
- www.cisco.com
- Industry
- Computer and Information Technology
- Spamhaus ASN-DROP
- not listed
Routing timeline
Who has announced this prefix
Summary
Routing history
- Pattern
- Stable
- First seen
- Sep 2007
- Current origin since
- Sep 2007 · 19 yr
- Origin networks
- 1
RPKI
Route origin authorizations
| ROA prefix | ASN | Max len | Anchor | Verdict |
|---|---|---|---|---|
| 64.102.0.0/15 | AS198949 | /24 | ARIN | Another network |
| 64.100.0.0/14 | AS109 | /24 | ARIN | RPKI valid |
Whois
Registration for this announcement
- Range
- 64.
100. 0. 0 - 64. 104. 255. 255 - Netname
- CISCO-GEN-6
- Registrant
- Cisco Systems, Inc.
- Organization
- Cisco Systems, Inc. (CS-2831)
- Org address
- 251 LITTLE FALLS DRIVE, WILMINGTON, DE, 19808
- Org country
- US
- Type
- Direct Allocation
- Handle
- NET-64-100-0-0-1
- Parent
- NET-64-0-0-0-0
- Created
- May 24, 2000
- RIR
- ARIN
- Country
- US
- Delegated
- May 24, 2000
- Status
- assigned
Report abuse
Abuse contact
- csirt-notify@
cisco. com - Name
- Cisco CSIRT
- Phone
- +1-408-527-3227
- Handle
- CISCO6-ARIN