Cisco Secure Email Application

Application Information

The following page provides details on domains, networks, IPs, hosting services, and content delivery networks used by Cisco Secure Email.

Description

Cisco Secure Email (formerly IronPort) is an email security solution that protects organizations from email-borne threats such as spam, phishing, malware, ransomware, and other advanced email attacks.

Category	Mail
Web Link	Cisco Secure Email - Home Page

Network Intelligence

The network data shown here is also available via the Netify Data Feed API. We provide network intelligence to help deliver better digital experiences to end users and businesses.

Netify Data Feeds

Domains

Primary Domains

Network Ranges

23.90.96.0/19
63.251.108.0/24
68.232.128.0/19
72.5.10.0/23
74.201.90.0/23
and 10 more

Network Ranges
Some applications are deployed across network blocks. Only networks that are dedicated to an application are provided.

Cisco Secure Email Network

Some organizations deploy all or parts of an application solution through their own infrastructure instead of third party hosting providers like AWS or Google Cloud Platform. The following is a sample of IP addresses on the Cisco Secure Email Network.

IP	ASN Description	ASN	Route	Location
23.90.96.68	Cisco Systems Ironport Divi...	AS16417	23.90.96.0/24	United States
23.90.98.28	Cisco Systems Ironport Divi...	AS16417	23.90.98.0/24	United States
23.90.98.31	Cisco Systems Ironport Divi...	AS16417	23.90.98.0/24	United States
23.90.98.145	Cisco Systems Ironport Divi...	AS16417	23.90.98.0/24	United States
23.90.98.167	Cisco Systems Ironport Divi...	AS16417	23.90.98.0/24	United States
and 1588 more

Hosting

Hosting vendors like AWS and Microsoft Azure provide cloud-based computing and network resources to deliver applications. The hosting platforms used by Cisco Secure Email are summarized below by geographical points-of-presence (PoP).

Each PoP can host many IPs to deliver an application. A sample IP is provided.