iP or domain name lookup

opensvr.net subdomain：

cao-1.opensvr.net

cap-1.opensvr.net

cas-1.opensvr.net

cas-2.opensvr.net

dns.cas-2.opensvr.net

det-1.opensvr.net

frp-1.opensvr.net

frs-1.opensvr.net

frs-2.opensvr.net

hkt-1.opensvr.net

ido-1.opensvr.net

idp-2.opensvr.net

ins-1.opensvr.net

jpt-1.opensvr.net

nlt-1.opensvr.net

sgo-3.opensvr.net

sgp-1.opensvr.net

sgs-5.opensvr.net

sgt-1.opensvr.net

uks-2.opensvr.net

ukt-2.opensvr.net

uso-2.opensvr.net

usp-1.opensvr.net

uss-2.opensvr.net

ust-1.opensvr.net

wg-sg-1.opensvr.net

xs-1.opensvr.net

xs-2.opensvr.net

More subdomains