Freezing nntp connect at port 563 for some addresses

[AndrzejB]

IdNNTP1.Port:=563;
IdNNTP1.ConnectTimeout:=1500;

Freezing:
de.newsgroupdirect.com
nl.newsgroupdirect.com
us.newsgroupdirect.com
news.alt.net
news.panix.com
news.usenetexpress.com
newszilla.xs4all.nl
secure-eu.news.easynews.com
secure-us.news.easynews.com
secure.news.easynews.com
secure6.news.easynews.com
secure6.news.eu.easynews.com
secure6.news.us.easynews.com

Delayed:
news.usenet.farm
news.vipernews.com