iP or domain name lookup

sslvpn.runlu.com Server iP：

Current resolution：

domain resolution record：

2017-05-26-----2017-05-26 124.91.3.17

2017-04-10-----2017-04-10 124.91.0.80

2017-04-10-----2017-04-10 124.91.1.159

2017-04-10-----2017-04-10 124.91.2.35

2017-04-09-----2017-04-09 124.91.2.71

2017-04-07-----2017-04-08 124.91.2.95

2017-04-08-----2017-04-08 124.91.3.41

2017-04-07-----2017-04-07 124.91.3.66

2017-04-07-----2017-04-07 124.91.3.196

2017-04-07-----2017-04-07 124.91.3.193

2017-04-05-----2017-04-05 124.91.3.183

2017-03-28-----2017-03-28 124.91.0.160

2017-03-16-----2017-03-16 124.91.3.208

2016-12-29-----2016-12-29 124.91.0.65

2016-12-29-----2016-12-29 124.91.2.50

2016-11-11-----2016-11-15 124.91.0.149

2016-11-15-----2016-11-15 124.91.2.159

2016-11-08-----2016-11-08 124.91.2.172