IM Observatory

Test a server

Check! c2s

• c2s
• s2s

Submit a publicly accessible XMPP server for testing. This test will make a large number of connections to the server and will take around 8-15 minutes. You can test either the client-to-server encryption or the server-to-server encryption.

Recent results

us-xmpp-prod-sm.restcomm.com server	E
jabber.systemli.org client
xmpp.core.cap3.de client	B
jabberstar.com server	B
jabberstar.com server	B
xmpp.is client	A
underoxparking.com client	E
anonym.im server	T
terrier.im client	E
jabberstar.com client	D

See more

Find a public server

Looking for a server to register an account? Check the list of free, public and secure XMPP servers.

Learn about XMPP

XMPP is an open standard for instant messaging and real-time communication. Visit xmpp.org for all the details.

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