spf.m21.mailds.jp DNS records

A IPv4 address

15m

spf.m21.mailds.jp has no A records.

AAAA IPv6 address

15m

spf.m21.mailds.jp has no AAAA records.

CNAME Canonical name

15m

spf.m21.mailds.jp has no CNAME records.

TXT Human readable text

10m

SPF

Sender policy

MX Mail server

10m

0 Primary

NS Authoritative DNS server

15m

spf.m21.mailds.jp has no NS records.
NS records for this zone are defined at mailds.jp.

SOA Start of authority

15m

Zone apex

Start of authority

Serial

2025102007

Refresh

Retry

20m

Expire

14d

Negative cache TTL

15m

Other record types