dkim=unknown
Question and response
Question
dig _adsp._domainkey.interplus.com.pl. TXT
Answer
_adsp._domainkey.interplus.com.pl. 600 TXT "dkim=unknown"
Authority
interplus.com.pl. 600 NS dns1.itservice4u.pl.
interplus.com.pl. 600 NS dns2.itservice4u.pl.
Additional
dns1.itservice4u.pl. 3600 A 145.239.89.74
dns2.itservice4u.pl. 3600 A 217.182.74.65
. 0 OPT ; payload 4096, xrcode 0, version 0, flags 0