Data as of Nov 9, 2026
139.177.72.0/24
No anonymizer space · no proxy exits in 30 daysCisco Webex LLC
Announcement
this exact prefix
RPKI valid
Announced by
Type
Hosting
Risk
50 / 100 · Medium
Recently moved
Recent change
New origin Jun 2026
from AS21534 BroadSoft, Inc.
Network & registry
Origin network
AS13445
US
- Name
- Cisco Webex LLC
- Type
- Business
- Registered
- Jun 9, 1999
- Domain
- webex.com
- Website
- www.webex.com/
- Industry
- Online Music and Video Streaming Services
- Spamhaus ASN-DROP
- not listed
Routing timeline
Who has announced this prefix
Summary
Routing history
- Pattern
- Rotating
- First seen
- Sep 2020
- Current origin since
- Jun 2026 · 5 mo
- Origin networks
- 2
- Last change of origin
- Jun 2026
Recorded history
History
- Handoffs
- 1
RPKI
Route origin authorizations
Whois
Registration for this announcement
- Range
- 139.
177. 64. 0/ 19 - Netname
- BA-398
- Registrant
- Cisco Webex LLC
- Organization
- Cisco Webex LLC (WEX)
- Org address
- 170 W. Tasman Drive, San Jose, CA, 95134
- Org country
- US
- Type
- Direct Allocation
- Handle
- NET-139-177-64-0-1
- Parent
- NET-139-0-0-0-0
- Created
- Jul 13, 2020
- RIR
- ARIN
- Country
- US
- Delegated
- Jul 13, 2020
- Status
- assigned
Report abuse
Abuse contact
- csg-network@
cisco. com - Name
- Network Operations Center
- Phone
- +1-855-722-7227
- Handle
- NO86-ARIN