Addresses in the FI domain

In our domain you will encounter several types of addresses:

pocitac.fi.muni.cz

uzivatelTLHnM5XJ7@fi1YjIjWKYe.munioesAZgI4n.cz

uzivatel7mQwkY_A8@informaticsBKTBX9G57.muniSgbw5Y7ch.cz

uzivatelta4uCj8US@pocitacilHUsN2hd.fiT9GmAbndy.muniWsyArJrS3.cz

Here are some notes for each address type:

pocitac.fi.muni.cz: It is the current domain address of your computer. Below this address you will find a computer from all over the world and this address is also reported with the computer.
uzivatelHPzm_d_D0@fiWeDCATwPf.muniYMOcflCdj.cz: The correct POI current FI address. This address is attached to each letter you send. A letter with this address is delivered to FI users from anywhere in the world.
uzivatelbXma-Xygc@informaticsfqpcw2XB7.muni1P=0jD8gH.cz: Alternative user email address from FI.
uzivatelI1Ggn_o1G@pocitacD9kJ=9OEP.fiLsJQUwwcw.muni-C2k2gLpq.cz: For users, the shape of the postal address is not recommended. In case of change of local conditions, the letter may not be delivered to this address.
uzivatelGlmReGBvA@pocitacpW4Ci9cTE.informatics2w9FY81-9.muniTAX_JEFl1.cz: Nonsense and non-existent address. The letter will not be delivered. informatics is not the domain name that would be found in the name server. informatics is only the MX Mail For Mail Delivery.