Well you've chosen the right and dependable company to have a deal with.
1paket.com has servers which have high uptime and there are no hidden fees on them.
1paket120405 is their 10% off.
As you might know that a Reliable host offers a 24X7 Technical support. So you can check their level of managememt by initiating a Live chat, call them or mail them in Midnight or in weekends. If you get a positive reply from them, you can consider them as reliable and opt for their hosting services. You must also check their SLA and TOS before signing up.
Lots of great server companies in the EU, recommend doing a search on reviews and any issues associated with the company, such as tech support, uptime, etc.
I suggest you quality European host which will perfectly suit your demands - 7host.com. You will be pleased by their reasonable prices, skilful support team and various useful features.
There are number of ways to check the reliability of a hosting provider. You can contact them directly via phone or you can email them and see what is the response time. Most of the web hosting providers are equipped with Live Chat software, see if your web hosting provider has a live chat software installed to offer customer support through it.
Guess you are in the right way, the OP.
1paket.com has excellent dedicated servers which are supported perfect well by the team of professionals and their prices are incredibly low.