Yes, the problem with is server response.
If you use Windows; launch Command prompt and type:
ping ndroid.dk
It should show 0% data loss if everything is correct (from server side).
It might happen due to:
If you have made up the setup wrongly
If you have changed cname like stuffs within 72 hours (will take time to get back)
The server company is performing a scheduled maintenance
The server company is bad
Here is your page speed : https://www.webpagetest.org/result/110524_5B_P18Y/1/details/
The server is taking a lot of time for look up:
URL: https://www.ndroid.dk/
Host: https://www.ndroid.dk
IP: 193.202.110.241
Location: Copenhagen, Denmark*
Error/Status Code: 200
Start Offset: 0.001 s
DNS Lookup: 153 ms
Initial Connection: 151 ms
Time to First Byte: 19121 ms
Content Download: 481 ms
Bytes In (downloaded): 21.2 KB
Bytes Out (uploaded): 0.4 KB
seems you need to contact your server company to ask the reason. Wait and check back here for some server guru suggests something.