shell:$ nslookup -timeout=2 -retry=1 'wpk-sdkv-intl.effirst.com'
Server:		127.0.0.53
Address:	127.0.0.53#53

Non-authoritative answer:
wpk-sdkv-intl.effirst.com	canonical name = la4lbg.uae2grp.ucweb.com.
Name:	la4lbg.uae2grp.ucweb.com
Address: 157.185.188.1