Zone apex
Start of authority
Email
Serial
2023071201
Refresh
2h
Retry
1h
Expire
28d
Negative cache TTL
1d
Question and response
Question
dig spf.otsuka-shokai.co.jp. SOA
Answer
spf.otsuka-shokai.co.jp. 86400 SOA ns1.otsuka-shokai.co.jp. root.otsuka-shokai.co.jp. 2023071201 7200 3600 2419200 86400
Authority
spf.otsuka-shokai.co.jp. 86400 NS dns102.dion.ne.jp.
spf.otsuka-shokai.co.jp. 86400 NS ns5.otsuka-shokai.co.jp.
spf.otsuka-shokai.co.jp. 86400 NS ns1.otsuka-shokai.co.jp.
spf.otsuka-shokai.co.jp. 86400 NS ns3.otsuka-shokai.co.jp.
Additional
. 0 OPT [{Extended_DNS_Error: PROHIBITED}] ; payload 1232, xrcode 0, version 0, flags 0