Cisco Secure Email
Cisco Secure Email Application
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 | |
| Web Link | Cisco Secure Email - Home Page |
Application Domains
The application domains data shown here is available in our Netify Data Feeds solution. The data is accessible via our IP API as well as downloadable datasets.
Domains
Primary Domains
Primary Domains are owned and managed by the application vendor.
Platform Domains are often provided by hosting providers, content delivery networks, SaaS platforms and other third parties. It is important to identify these domains for DNS filters and hostname blocklists.Platform Domains
 Akamai
|
{hidden}.edgesuite.net | |
 Amazon AWS
|
{hidden}.us-east-1.elb.amazonaws.com |
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 42 more
Network Ranges
Some applications are deployed across network blocks. Only networks that are dedicated to an application are provided.
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 active IP addresses on the Cisco Secure Email Network.
| ASN Description | ASN | Route | Location | IP | Shared |
|---|---|---|---|---|---|
| Cisco Systems Ironport Divi... | AS16417 | 23.90.98.0/24 | United States | 23.90.98.101 | |
| Cisco Systems Ironport Divi... | AS16417 | 23.90.101.0/24 | United States | 23.90.101.86 | |
| Cisco Systems Ironport Divi... | AS16417 | 23.90.101.0/24 | United States | 23.90.101.110 | |
| Cisco Systems Ironport Divi... | AS16417 | 23.90.101.0/24 | United States | 23.90.101.170 | |
| Cisco Systems Ironport Divi... | AS30238 | 23.90.102.0/24 | Germany | 23.90.102.54 | |
| and 1129 more | |||||
Hosting
Cloud 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.
| Cloud Hosts | # of IPs |
|---|---|
|
Amazon AWS
|
19 |
| Host | PoP | Location | IPs |
|---|---|---|---|
|
Amazon AWS
|
Core | United States | 2 IPs |
|
Amazon AWS
|
Ashburn | United States | 17 IPs |
Content Delivery Networks - CDNs
In order to get information to end users more quickly, many applications are distributed from multiple geographical points-of-presence (PoPs) using Content Delivery Networks (CDNs). Each PoP can host many IPs to deliver an application. A sample IP is provided.
| CDNs | # of IPs |
|---|---|
|
Akamai
|
2275 |
PoP Locations
| CDN | Network | PoP | Location | IPs |
|---|---|---|---|---|
|
Akamai
|
Akamai
|
Prague | Czechia | 20 IPs |
|
Akamai
|
Akamai
|
Frankfurt | Germany | 115 IPs |
|
Akamai
|
Akamai
|
Vienna | Austria | 27 IPs |
|
Akamai
|
Akamai
|
London | United Kingdom | 55 IPs |
|
Akamai
|
Akamai
|
Stockholm | Sweden | 39 IPs |
|
Akamai
|
Akamai
|
Bogota | Colombia | 16 IPs |
|
Akamai
|
Akamai
|
Madrid | Spain | 36 IPs |
|
Akamai
|
Akamai
|
Moscow | Russia | 18 IPs |
|
Akamai
|
Akamai
|
Amsterdam | Netherlands | 12 IPs |
|
Akamai
|
Akamai
|
Fujairah | United Arab Emirates | 8 IPs |
|
Akamai
|
Akamai
|
Toronto | Canada | 13 IPs |
|
Akamai
|
Akamai
|
Helsinki | Finland | 2 IPs |
|
Akamai
|
Akamai
|
Warsaw | Poland | 14 IPs |
|
Akamai
|
Akamai
|
Hamburg | Germany | 14 IPs |
|
Akamai
|
Akamai
|
Curitiba | Brazil | 10 IPs |
|
Akamai
|
Akamai
|
Cape Town | South Africa | 6 IPs |
|
Akamai
|
Akamai
|
Brussels | Belgium | 13 IPs |
|
Akamai
|
Akamai
|
Krasnodar | Russia | 2 IPs |
|
Akamai
|
Akamai
|
Johannesburg | South Africa | 23 IPs |
|
Akamai
|
Akamai
|
Sao Paulo | Brazil | 39 IPs |
|
Akamai
|
Akamai
|
Lisbon | Portugal | 23 IPs |
|
Akamai
|
Akamai
|
Sofia | Bulgaria | 4 IPs |
|
Akamai
|
Akamai
|
Cordoba | Argentina | 4 IPs |
|
Akamai
|
Akamai
|
Marseille | France | 15 IPs |
|
Akamai
|
Akamai
|
Mombasa | Kenya | 2 IPs |
|
Akamai
|
Akamai
|
Milan | Italy | 39 IPs |
|
Akamai
|
Akamai
|
Stuttgart | Germany | 4 IPs |
|
Akamai
|
Akamai
|
Paris | France | 64 IPs |
|
Akamai
|
Akamai
|
Kyiv | Ukraine | 4 IPs |
|
Akamai
|
Akamai
|
Barcelona | Spain | 12 IPs |
|
Akamai
|
Akamai
|
Fortaleza | Brazil | 9 IPs |
|
Akamai
|
Akamai
|
Munich | Germany | 11 IPs |
|
Akamai
|
Akamai
|
Oslo | Norway | 12 IPs |
|
Akamai
|
Akamai
|
Santiago | Chile | 15 IPs |
|
Akamai
|
Akamai
|
Atlanta | United States | 4 IPs |
|
Akamai
|
Akamai
|
Hong Kong | Hong Kong | 59 IPs |
|
Akamai
|
Akamai
|
Singapore | Singapore | 85 IPs |
|
Akamai
|
Akamai
|
Glattbrugg | Switzerland | 4 IPs |
|
Akamai
|
Akamai
|
Mount Prospect | United States | 15 IPs |
|
Akamai
|
Akamai
|
Seoul | South Korea | 2 IPs |
|
Akamai
|
Akamai
|
Chennai | India | 42 IPs |
|
Akamai
|
Akamai
|
Marietta | United States | 6 IPs |
|
Akamai
|
Akamai
|
Santiago de Queretaro | Mexico | 20 IPs |
|
Akamai
|
Akamai
|
Los Angeles | United States | 28 IPs |
|
Akamai
|
Akamai
|
Osaka | Japan | 12 IPs |
|
Akamai
|
Akamai
|
San Juan | Puerto Rico | 2 IPs |
|
Akamai
|
Akamai
|
Sydney | Australia | 14 IPs |
|
Akamai
|
Akamai
|
Hillsboro | United States | 8 IPs |
|
Akamai
|
Akamai
|
Montreal | Canada | 11 IPs |
|
Akamai
|
Akamai
|
Secaucus | United States | 10 IPs |
|
Akamai
|
Akamai
|
Mumbai | India | 50 IPs |
|
Akamai
|
Akamai
|
Brisbane | Australia | 9 IPs |
|
Akamai
|
Akamai
|
Taipei | Taiwan | 7 IPs |
|
Akamai
|
Akamai
|
Melbourne | Australia | 17 IPs |
|
Akamai
|
Akamai
|
New Delhi | India | 26 IPs |
|
Akamai
|
Akamai
|
Seattle | United States | 4 IPs |
|
Akamai
|
Akamai
|
Chicago | United States | 23 IPs |
|
Akamai
|
Akamai
|
Coimbatore | India | 7 IPs |
|
Akamai
|
Akamai
|
Lithia Springs | United States | 5 IPs |
|
Akamai
|
Akamai
|
Tokyo | Japan | 61 IPs |
|
Akamai
|
Akamai
|
Ashburn | United States | 39 IPs |
|
Akamai
|
Akamai
|
Palermo | Italy | 36 IPs |
|
Akamai
|
Akamai
|
Dallas | United States | 16 IPs |
|
Akamai
|
Akamai
|
Ahmedabad | India | 2 IPs |
|
Akamai
|
Akamai
|
Ambala | India | 2 IPs |
|
Akamai
|
Akamai
|
Kuala Lumpur | Malaysia | 10 IPs |
|
Akamai
|
Akamai
|
McAllen | United States | 6 IPs |
|
Akamai
|
Akamai
|
Dublin | Ireland | 16 IPs |
|
Akamai
|
Akamai
|
Saint Petersburg | Russia | 8 IPs |
|
Akamai
|
Akamai
|
Miami | United States | 48 IPs |
|
Akamai
|
Akamai
|
San Jose | United States | 4 IPs |
|
Akamai
|
Akamai
|
Cyberjaya | Malaysia | 4 IPs |
|
Akamai
|
Akamai
|
Rio de Janeiro | Brazil | 2 IPs |
|
Akamai
|
Akamai
|
Buenos Aires | Argentina | 6 IPs |
|
Akamai
|
Akamai
|
Vancouver | Canada | 4 IPs |
|
Akamai
|
Akamai
|
Jakarta | Indonesia | 16 IPs |
|
Akamai
|
Akamai
|
San Pedro Sula | Honduras | 6 IPs |
|
Akamai
|
Akamai
|
Irving | United States | 8 IPs |
|
Akamai
|
Akamai
|
Houston | United States | 2 IPs |
|
Akamai
|
Akamai
|
Kozhikode | India | 4 IPs |
|
Akamai
|
Akamai
|
Philadelphia | United States | 2 IPs |
|
Akamai
|
Akamai
|
Bangkok | Thailand | 4 IPs |
|
Akamai
|
Akamai
|
Manchester | United Kingdom | 4 IPs |
|
Akamai
|
Akamai
|
Copenhagen | Denmark | 4 IPs |
|
Akamai
|
Akamai
|
Recife | Brazil | 8 IPs |
|
Akamai
|
Akamai
|
Bucharest | Romania | 8 IPs |
|
Akamai
|
Akamai
|
Rome | Italy | 4 IPs |
|
Akamai
|
Akamai
|
Dubai | United Arab Emirates | 6 IPs |
|
Akamai
|
Akamai
|
Berlin | Germany | 9 IPs |
|
Akamai
|
Akamai
|
Haarlem | Netherlands | 10 IPs |
|
Akamai
|
Akamai
|
Tel Aviv | Israel | 4 IPs |
|
Akamai
|
Akamai
|
Boston | United States | 2 IPs |
|
Akamai
|
Akamai
|
Dusseldorf | Germany | 2 IPs |
|
Akamai
|
Akamai
|
Lima | Peru | 22 IPs |
|
Akamai
|
Akamai
|
Katowice | Poland | 9 IPs |
|
Akamai
|
Akamai
|
Quezon City | Philippines | 5 IPs |
|
Akamai
|
Akamai
|
San Jose | Costa Rica | 2 IPs |
|
Akamai
|
Akamai
|
Bengaluru | India | 2 IPs |
|
Akamai
|
Ooredoo
|
Muscat | Oman | 5 IPs |
|
Akamai
|
Sparkle
|
Rome | Italy | 4 IPs |
|
Akamai
|
Sparkle
|
Athens | Greece | 4 IPs |
|
Akamai
|
Sparkle
|
Palermo | Italy | 4 IPs |
|
Akamai
|
Videotron
|
Montreal | Canada | 14 IPs |
|
Akamai
|
Shaw
|
Vancouver | Canada | 5 IPs |
|
Akamai
|
Deutsche Telekom
|
Budapest | Hungary | 15 IPs |
|
Akamai
|
Liquid
|
Johannesburg | South Africa | 14 IPs |
|
Akamai
|
Telstra
|
Hong Kong | Hong Kong | 10 IPs |
|
Akamai
|
Telstra
|
Singapore | Singapore | 2 IPs |
|
Akamai
|
Telstra
|
Melbourne | Australia | 2 IPs |
|
Akamai
|
Jio
|
Mumbai | India | 13 IPs |
|
Akamai
|
Arelion
|
Helsinki | Finland | 12 IPs |
|
Akamai
|
Arelion
|
Stockholm | Sweden | 12 IPs |
|
Akamai
|
Rogers
|
Toronto | Canada | 6 IPs |
|
Akamai
|
Rogers
|
Richmond Hill | Canada | 6 IPs |
|
Akamai
|
Vodafone
|
Accra | Ghana | 2 IPs |
|
Akamai
|
Three
|
Vienna | Austria | 9 IPs |
|
Akamai
|
Omantel
|
Muscat | Oman | 9 IPs |
|
Akamai
|
Bite Lietuva
|
Vilnius | Lithuania | 10 IPs |
|
Akamai
|
Digi
|
Bucharest | Romania | 2 IPs |
|
Akamai
|
RETN
|
Yekaterinburg | Russia | 2 IPs |
|
Akamai
|
RETN
|
Saint Petersburg | Russia | 2 IPs |
|
Akamai
|
RETN
|
Riga | Latvia | 4 IPs |
|
Akamai
|
1&1 Versatel
|
Dusseldorf | Germany | 4 IPs |
|
Akamai
|
1&1 Versatel
|
Dortmund | Germany | 6 IPs |
|
Akamai
|
Angola Cables
|
Luanda | Angola | 7 IPs |
|
Akamai
|
Sky
|
Manila | Philippines | 15 IPs |
|
Akamai
|
FPT Group
|
Hanoi | Vietnam | 5 IPs |
|
Akamai
|
Unitel
|
Ulaanbaatar | Mongolia | 8 IPs |
|
Akamai
|
Aussie Broadband
|
Melbourne | Australia | 10 IPs |
|
Akamai
|
Aussie Broadband
|
Brisbane | Australia | 8 IPs |
|
Akamai
|
Vocus
|
Melbourne | Australia | 10 IPs |
|
Akamai
|
Telefonica
|
Santa Cruz | Bolivia | 6 IPs |
|
Akamai
|
Telefonica
|
Porto Alegre | Brazil | 4 IPs |
|
Akamai
|
Telefonica
|
Lima | Peru | 2 IPs |
|
Akamai
|
Zain
|
Amman | Jordan | 7 IPs |
|
Akamai
|
Telecom Argentina
|
Resistencia | Argentina | 9 IPs |
|
Akamai
|
Bell Canada
|
Montreal | Canada | 12 IPs |
|
Akamai
|
Ufinet
|
San Jose | Costa Rica | 6 IPs |
|
Akamai
|
Elisa
|
Helsinki | Finland | 7 IPs |
|
Akamai
|
Telia
|
Helsinki | Finland | 2 IPs |
|
Akamai
|
Telia
|
Stockholm | Sweden | 11 IPs |
|
Akamai
|
Telia
|
Vilnius | Lithuania | 6 IPs |
|
Akamai
|
Swisscom
|
Zurich | Switzerland | 10 IPs |
|
Akamai
|
Swisscom
|
Bern | Switzerland | 2 IPs |
|
Akamai
|
Swisscom
|
Lausanne | Switzerland | 2 IPs |
|
Akamai
|
Orange
|
Fort-de-France | Martinique | 6 IPs |
|
Akamai
|
Orange
|
Amman | Jordan | 4 IPs |
|
Akamai
|
Cyta
|
Nicosia | Cyprus | 2 IPs |
|
Akamai
|
Dimension Data
|
Johannesburg | South Africa | 8 IPs |
|
Akamai
|
Claro
|
Sao Paulo | Brazil | 8 IPs |
|
Akamai
|
Claro
|
Salvador | Brazil | 3 IPs |
|
Akamai
|
Claro
|
Cuiabá | Brazil | 2 IPs |
|
Akamai
|
Telus
|
Vancouver | Canada | 2 IPs |
|
Akamai
|
VNPT
|
Hanoi | Vietnam | 2 IPs |
Other Locations
| CDN | Network | PoP | Location | IPs |
|---|---|---|---|---|
|
Akamai
|
ASN AS36994 | Core Network | South Africa | 4 IPs |
|
Akamai
|
ASN AS51407 | Core Network | Palestine | 3 IPs |
|
Akamai
|
ASN AS55915 | Core Network | Nepal | 8 IPs |
|
Akamai
|
ASN AS17557 | Core Network | Pakistan | 2 IPs |
|
Akamai
|
ASN AS8400 | Core Network | Serbia | 10 IPs |
|
Akamai
|
ASN AS12578 | Core Network | Latvia | 6 IPs |
|
Akamai
|
ASN AS8551 | Core Network | Israel | 4 IPs |
|
Akamai
|
ASN AS12400 | Core Network | Israel | 12 IPs |
|
Akamai
|
ASN AS8681 | Core Network | Jersey | 7 IPs |
|
Akamai
|
ASN AS31117 | Core Network | Slovakia | 8 IPs |
|
Akamai
|
ASN AS35805 | Core Network | Georgia | 2 IPs |
|
Akamai
|
ASN AS34779 | Core Network | Slovenia | 9 IPs |
|
Akamai
|
ASN AS9038 | Core Network | Jordan | 7 IPs |
|
Akamai
|
ASN AS13004 | Core Network | Serbia | 3 IPs |
|
Akamai
|
ASN AS3292 | Core Network | Denmark | 9 IPs |
|
Akamai
|
ASN AS34772 | Core Network | North Macedonia | 6 IPs |
|
Akamai
|
ASN AS55805 | Core Network | Mongolia | 6 IPs |
|
Akamai
|
ASN AS138754 | Core Network | India | 7 IPs |
|
Akamai
|
ASN AS55943 | Core Network | French Polynesia | 5 IPs |
|
Akamai
|
ASN AS20940 | Core Network | Colombia | 2 IPs |
|
Akamai
|
ASN AS38193 | Core Network | Pakistan | 6 IPs |
|
Akamai
|
ASN AS132165 | Core Network | Pakistan | 15 IPs |
|
Akamai
|
ASN AS9873 | Core Network | Laos | 12 IPs |
|
Akamai
|
ASN AS141013 | Core Network | Philippines | 3 IPs |
|
Akamai
|
ASN AS4651 | Core Network | Thailand | 4 IPs |
|
Akamai
|
ASN AS3216 | Core Network | Russia | 2 IPs |
|
Akamai
|
ASN AS21277 | Core Network | Iraq | 9 IPs |
|
Akamai
|
ASN AS3132 | Core Network | Peru | 8 IPs |
|
Akamai
|
ASN AS14988 | Core Network | Botswana | 2 IPs |
|
Akamai
|
ASN AS197563 | Core Network | Ukraine | 2 IPs |
|
Akamai
|
ASN AS31500 | Core Network | Russia | 2 IPs |
|
Akamai
|
ASN AS6057 | Core Network | Uruguay | 10 IPs |
|
Akamai
|
ASN AS21826 | Core Network | Venezuela | 2 IPs |
|
Akamai
|
ASN AS28545 | Core Network | Mexico | 2 IPs |
|
Akamai
|
ASN AS20485 | Core Network | Russia | 4 IPs |
|
Akamai
|
ASN AS9049 | Core Network | Russia | 2 IPs |
|
Akamai
|
ASN AS27839 | Core Network | Bolivia | 7 IPs |
|
Akamai
|
ASN AS27773 | Core Network | El Salvador | 8 IPs |
|
Akamai
|
ASN AS5408 | Core Network | Greece | 5 IPs |
|
Akamai
|
ASN AS1930 | Core Network | Portugal | 7 IPs |
|
Akamai
|
ASN AS9121 | Core Network | Turkey | 2 IPs |
|
Akamai
|
ASN AS10269 | Core Network | Belize | 5 IPs |
|
Akamai
|
ASN AS10269 | Core Network | United States | 2 IPs |
|
Akamai
|
ASN AS7738 | Core Network | Brazil | 7 IPs |
|
Akamai
|
ASN AS9246 | Core Network | Guam | 9 IPs |
|
Akamai
|
ASN AS10094 | Core Network | Brunei | 4 IPs |
|
Akamai
|
ASN AS9416 | Core Network | Taiwan | 13 IPs |
|
Akamai
|
ASN AS17976 | Core Network | Cambodia | 3 IPs |
|
Akamai
|
ASN AS1237 | Core Network | South Korea | 5 IPs |
|
Akamai
|
ASN AS6855 | Core Network | Slovakia | 4 IPs |
|
Akamai
|
ASN AS39010 | Core Network | Lebanon | 7 IPs |
|
Akamai
|
ASN AS28716 | Core Network | Italy | 2 IPs |
|
Akamai
|
ASN AS39232 | Core Network | Azerbaijan | 2 IPs |
|
Akamai
|
ASN AS31027 | Core Network | Denmark | 10 IPs |
|
Akamai
|
ASN AS4760 | Core Network | Hong Kong | 8 IPs |
|
Akamai
|
ASN AS55329 | Core Network | Cambodia | 9 IPs |
|
Akamai
|
ASN AS58511 | Core Network | Australia | 2 IPs |
|
Akamai
|
ASN AS45903 | Core Network | Vietnam | 2 IPs |
|
Akamai
|
ASN AS9381 | Core Network | Hong Kong | 2 IPs |
|
Akamai
|
ASN AS15146 | Core Network | Bahamas | 2 IPs |
|
Akamai
|
Ooredoo
|
Core Network | Oman | 2 IPs |
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