Eternia RO appears to be offline and the website is no longer up.
RMS page: http://ratemyserver.net/index.php?page=detailedlistserver&serid=6648&url_sname=Eternia%20Ragnarok%20Online&itv=6
Website: http://www.eternia-ro.com/
~*~
Summit RO also appears to be offline and the website is no longer up.
RMS page: http://ratemyserver.net/index.php?page=detailedlistserver&serid=5117&url_sname=SummitRO
Website: http://www.summitro.com/
~*~
FrozenRO (Non Reborn) appears to be offline and the website is no longer up. The server status on RMS also states that it's all offline.
RMS page: http://ratemyserver.net/index.php?page=detailedlistserver&serid=5581&url_sname=FrozenRO%20(Non%20Reborn)&itv=6
Website: www.frozenro.net
~*~
Lenneth-RO's website is up, but their forum says "Lenneth is shutting down, sorry everyone! =(".
RMS page: http://ratemyserver.net/index.php?page=detailedlistserver&serid=2610&url_sname=Lenneth-Ro
Website: http://lenneth-ro.net/main.swf
Forum link: http://forums.lenneth-ro.net/
all delisted. thank you for your report.