Data as of Nov 3, 2026
Autonomous system
AS109
Cisco Systems, Inc.
Announces 1,149,696 addresses in 96 prefixes. None of it is anonymizer space.
Type
Business
US
Proxy activity, 30 days
9 exits
Announced prefixes
| Prefix | Type | Proxy exits | Holder | RPKI |
|---|---|---|---|---|
| 12.5.186.0/23 since Mar 2006 | Business | AT&T Enterprises, LLC | ||
| 12.19.88.0/21 since Mar 2006 | Business | AT&T Enterprises, LLC | ||
| 12.159.148.0/22 since May 2008 | Business | AT&T Enterprises, LLC | ||
| 64.100.0.0/16 since Nov 2009 | Business | |||
| 64.101.0.0/18 since May 2016 | Business | |||
| 64.101.64.0/18 since Feb 2016 | Business | |||
| 64.101.96.0/19 since Mar 2018 | Business | |||
| 64.101.128.0/18 since Dec 2019 | Business | |||
| 64.101.192.0/19 since May 2005 | Business | |||
| 64.101.224.0/19 since May 2005 | Business | |||
| 64.102.0.0/16 since May 2005 | Business | |||
| 64.102.249.0/24 since Oct 2010 | Business | |||
| 64.103.0.0/16 since Sep 2007 | Business | |||
| 64.103.0.0/17 since May 2005 | Business | |||
| 64.103.40.0/21 since Nov 2018 | Business | |||
| 64.103.48.0/21 since May 2021 | Business | |||
| 64.103.64.0/19 since Nov 2018 | Business | |||
| 64.103.96.0/20 since Nov 2018 | Business | |||
| 64.103.128.0/17 since May 2005 | Business | |||
| 64.104.0.0/16 since May 2005 | Business | |||
| 64.104.0.0/18 since May 2005 | Business | |||
| 64.104.64.0/19 since May 2005 | Business | |||
| 64.104.96.0/19 since May 2005 | Business | |||
| 64.104.124.0/24 since Dec 2020 | Business | |||
| 64.104.128.0/19 since Sep 2007 | Business | |||
| 64.104.160.0/19 since May 2005 | Business | |||
| 64.104.192.0/18 since May 2005 | Business | |||
| 64.104.204.0/23 since Aug 2016 | Business | |||
| 64.104.206.0/23 since Aug 2016 | Business | |||
| 66.187.208.0/20 since Sep 2013 | Business | |||
| 72.163.0.0/16 since Mar 2007 | Business | 2 | ||
| 72.163.0.0/18 since May 2009 | Business | |||
| 72.163.4.0/24 since Oct 2014 | Business | |||
| 72.163.7.0/24 since Mar 2012 | Business | |||
| 72.163.64.0/20 since Feb 2026 | Business | |||
| 72.163.80.0/20 since Jun 2025 | Business | |||
| 72.163.96.0/19 since Oct 2007 | Business | |||
| 72.163.128.0/18 since Sep 2007 | Business | |||
| 72.163.192.0/19 since Aug 2007 | Business | 2 | ||
| 72.163.224.0/19 since May 2007 | Business | |||
| 72.163.240.0/23 since Jun 2019 | Business | |||
| 72.163.248.0/22 since Jul 2008 | Business | |||
| 103.60.32.0/22 since Jun 2019 | Business | Cisco Systems (China) Networking Technology Co., Ltd. | ||
| 111.223.8.0/22 since Apr 2026 | Business | Cisco Systems (China) Networking Technology Co., Ltd. | ||
| 128.107.0.0/16 since May 2005 | Business | |||
| 128.107.0.0/23 since Jan 2021 | Business | |||
| 128.107.2.0/23 since Jan 2021 | Business | |||
| 128.107.4.0/23 since Jan 2021 | Business | |||
| 128.107.6.0/23 since Aug 2021 | Business | |||
| 128.107.8.0/23 since Nov 2020 | Business | |||
| 128.107.10.0/23 since Dec 2020 | Business | |||
| 128.107.12.0/23 since Nov 2020 | Business | |||
| 128.107.14.0/23 since Jan 2021 | Business | |||
| 128.107.18.0/23 since Jan 2021 | Business | |||
| 128.107.20.0/23 since Dec 2020 | Business | |||
| 128.107.22.0/23 since Jan 2021 | Business | |||
| 128.107.24.0/23 since Jan 2024 | Business | |||
| 128.107.34.0/23 since Sep 28, 2026 | Business | |||
| 128.107.36.0/23 since Sep 28, 2026 | Business | |||
| 128.107.38.0/23 since Jul 2021 | Business | |||
| 128.107.40.0/23 since Sep 2021 | Business | |||
| 128.107.54.0/23 since Oct 2021 | Business | |||
| 144.254.0.0/16 since May 2005 | Business | |||
| 161.44.0.0/16 since May 2005 | Business | |||
| 171.68.0.0/14 since May 2005 | Business | |||
| 173.36.0.0/14 since Oct 2008 | Business | 7 | ||
| 173.36.0.0/17 since Jun 2011 | Business | |||
| 173.37.0.0/20 since Mar 2017 | Business | |||
| 173.37.16.0/20 since Apr 2017 | Business | |||
| 173.37.64.0/18 since May 2009 | Business | |||
| 173.37.128.0/19 since Jun 2011 | Business | |||
| 173.37.145.0/24 since Oct 2014 | Business | |||
| 173.37.160.0/19 since Jun 2010 | Business | |||
| 173.37.192.0/18 since May 2012 | Business | |||
| 173.38.0.0/17 since Jan 2009 | Business | 7 | ||
| 173.38.128.0/17 since Sep 2016 | Business | |||
| 173.39.0.0/18 since Feb 2009 | Business | |||
| 173.39.64.0/19 since Feb 2009 | Business | |||
| 173.39.96.0/19 since Mar 2009 | Business | |||
| 173.39.128.0/19 since Oct 2017 | Business | |||
| 173.39.144.0/21 since Jul 2023 | Business | |||
| 173.39.152.0/21 since Jul 2023 | Business | |||
| 173.39.160.0/19 since Oct 2017 | Business | |||
| 173.39.192.0/20 since Oct 2017 | Business | |||
| 173.39.200.0/23 since Jun 2019 | Business | |||
| 192.118.76.0/22 since May 2005 | Business | Cisco Systems Israel Ltd. | ||
| 192.118.78.0/23 since Sep 2026 | Business | Cisco Systems Israel Ltd. | ||
| 192.133.192.0/19 since Feb 2010 | Business | |||
| 192.133.224.0/20 since Feb 2010 | Business | |||
| 192.133.240.0/22 since Feb 2007 | Business | |||
| 192.135.250.0/24 since May 2005 | Business | |||
| 198.133.219.0/24 since May 2005 | Business | |||
| 198.135.0.0/21 since Dec 2005 | Business | |||
| 204.69.198.0/23 since May 2005 | Business | |||
| 204.69.200.0/24 since May 2005 | Business | |||
| 216.128.32.0/19 since Sep 2016 | Business |
Residential-proxy exposure
Spread
2
/24s with at least one exit
Providers
9
selling exits here
/24s with the most always-on exits
| /24 | Always-on exits | Proxy exits | |
|---|---|---|---|
| 173.38.117.0/24 | 0 | 7 | |
| 72.163.220.0/24 | 0 | 2 |
Proxy providers listing exits
- 711Proxy
- FastProxy
- IPFly
- LudaxProxy
- NovaProxy
- ProxyRack
- RainProxy
- Shifter
- VantageProxies
Proxy activity
Oct 4, 2026 – Nov 2, 2026
AS109, day by day
128 observations
Network & history
Profile
- Registered
- May 6, 1987
- Domain
- cisco.com
- Website
- www.cisco.com
- Industry
- Computer and Information Technology
Routing patterns
How its announcements have moved
Arrivals