IP地址定位：3.138.48.30 → 美国Amazon EC2服务器
| IPV4地址 | 3.138.48.30 |
| 反向解析 | ec2-3-138-48-30.us-east-2.compute.amazonaws.com |
| 数字IP地址 | 59387934 |
| IPV6地址 | 0000:0000:0000:0000:0000:ffff:038a:301e |
| 映射IPv6地址 | ::ffff:38a:301e |
| 兼容IPv6地址 | ::38a:301e |
| 兼容IPV4的IPV6地址 | 0:0:0:0:0:0:3.138.48.30 |
| ::3.138.48.30 |
portal.recampus.com 2021-12-15----2021-12-15
portal.schweser.com 2021-12-09----2021-12-09
www.kfeducation.com 2021-12-09----2021-12-15