 | Download vCard file Download my PGP public key Download my S/MIME public key Download Root Certificate Download Intermediate Certificate |
| Mail: | michael@urspringer.de |
| De-Mail: | michael.urspringer@fp-demail.de |
| Address: | Mainstrasse 16, 63477 Maintal-Dörnigheim, GERMANY |
| Phone: | +49 6181 6186535 |
| Telefax: | +49 6181 6186536 |
Chat / Call / Video
| Signal (preferred): |  m0urs.01 |
| Matrix: | @m0urs:matrix.urspringer.de |
| Threema: | DKNVM7KZ |
| XMPP (Jabber): | murspringer@xmpp.urspringer.de For secure chat, I support OMEMO encryption. |
| Telegram: | m0urs |
| Jitsi Meeting: | https://meet.urspringer.de/Michael |
| Amateur Radio: | QRV on: FM: Repeater DB0FT (“Großer Feldberg/Taunus”) on 145.600 MHz DMR Brandmeister: TG2626 (Hesse) |
| Meshcore: |  Public Key: 2cb15360d527912edbab4ec62fb86f606328ecd73812129d2567a3baa8906897 Link: meshcore://11002cb15360d527912edbab4ec62fb86f606328ecd73812129d2567a3baa89068976075a969b82bb0300cde564fb0ce0695205f2607d7fc7a61829dc835f56e198236a978b15311ea94e24901a9a5050176c8548e97e7c95d076f9f4cb86ba78cf553b3f20a91dfeefc0282f686004d555031207c204d69636861656c20284d61696e74616c |