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Email DNS records for rkplanning.co.jp

MX, SPF, DMARC and DKIM records published for rkplanning.co.jp.

Receives email: Yes Disposable: No Free provider: No SPF: Yes DMARC: Yes

rkplanning.co.jp can receive email: 1 MX record found. Authentication records found: SPF, DMARC, DKIM.

Check Result What it means
MX Found (1) The domain is configured to receive email.
Free email provider No Not a free mailbox service like Gmail or Yahoo.
SPF Found The record ends with ~all: mail from servers not listed should be treated as suspicious but accepted (soft fail).
DMARC p=quarantine The policy is quarantine: receivers are asked to treat messages that fail DMARC as suspicious, for example by delivering them to spam.
DKIM Found (default) A DKIM public key is published under the selector default.

Last checked: 2026-11-14 (UTC). DNS records can change over time. This report lists public DNS records; their presence does not by itself mean that a domain or its messages are safe.

Next steps

MX records for rkplanning.co.jp

  • 10 wxa102.wadax-sv.jp (153.123.7.3)

Email authentication records for rkplanning.co.jp

SPF record 
v=spf1 +ip4:153.123.7.41 +include:_spf-sd.wadax-sv.jp ~all
DMARC record 
v=DMARC1; p=quarantine; adkim=s; aspf=s
DKIM record (default) 
v=DKIM1; p=MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQDh7llvmZqtvH4YAAqJJbBefHia222sLx98W0Nu2ipLoEmFcB6q2Cny6xTK3lEMkjzlFtCkVcpSCIIGZg5bUu8/d3FU5MdX/D6Ed+oC/uYBfboJljwUdBW9CpHKfmT9tL9ciBBhXI6AjstksCVWtVGOB5CfowwJ4rXxsBU82xTI3QIDAQAB;

Check a specific email address @rkplanning.co.jp

This page checks how rkplanning.co.jp is configured for email. It does not confirm that a specific mailbox exists — to check one address, use the form below.

Server location

IP address153.123.7.41
Reverse IPwx108.wadax-sv.jp
CountryJapan
ASN131921

Name servers

NS 1wx108.wadax-sv.jp.
NS 2nswx101.wadax-sv.jp.

TXT records for rkplanning.co.jp

TXT 1google-site-verification=MnTcoZvG0Q0TmROboBPZ0CmVA2KZHY5aryuBfwW_fak
TXT 2v=spf1 +ip4:153.123.7.41 +include:_spf-sd.wadax-sv.jp ~all
TXT 3google-site-verification=hlT0Nev8MtqX3qZRKQH9Z54W7zYZVzBi96N2mHeXrWU

Frequently asked questions

Can rkplanning.co.jp receive email?

Yes. rkplanning.co.jp publishes 1 MX record, so it is configured to receive email. To know whether a specific address exists, verify that address.

Does rkplanning.co.jp use SPF and DMARC?

rkplanning.co.jp publishes an SPF record. Its DMARC policy is p=quarantine.

Is rkplanning.co.jp a free email provider?

No. rkplanning.co.jp is not on our list of free mailbox providers such as Gmail, Outlook or Yahoo.

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