Apex domains cannot have CNAME records.
Question and response
Question
dig goldenlines.net.il. NS
Answer
goldenlines.net.il. 5 NS pdns.goldenlines.net.il.
goldenlines.net.il. 5 NS sdns.goldenlines.net.il.
Authority
The response has no authority records.
Additional
pdns.goldenlines.net.il. 5 A 212.117.129.3
sdns.goldenlines.net.il. 5 A 212.117.128.6
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0