Data as of Nov 12, 2026

170.72.0.0/19

No anonymizer space · no proxy exits in 30 days

Cisco Webex LLC

Announcement
this exact prefix
RPKI valid
Announced by
Type
Hosting

Announcements

More specific

Announcements inside

PrefixOriginTypeHolderRPKI
170.72.0.0/20
since Jul 2020
AS13445BusinessCisco Webex LLC
170.72.16.0/20
since Jul 2020
AS13445BusinessCisco Webex LLC
170.72.16.0/21
since Apr 2021
AS13445BusinessCisco Webex LLC

Network & registry

Routing timeline

Who has announced this prefix

Summary

Routing history

Pattern
Stable
First seen
Apr 2015
Current origin since
Jul 2020 · 6.3 yr
Origin networks
2
Last change of origin
Jul 2020
Recorded history

History

Handoffs
1