Yes, 188.com can receive emails.
No, 188.com is a throwaway domain and should be blocked.
You can use MailCheck's free API to automatically block throwaway emails. Read our documentation to get started. No registration required.
A record
123.126.96.210
MX records
188mx00.mxmail.netease.com
103.129.252.17
188mx01.mxmail.netease.com
103.129.252.17