Email DNS records for siminuki.jp
MX, SPF, DMARC and DKIM records published for siminuki.jp.
Receives email: Yes Disposable: No Free provider: No SPF: Yes DMARC: No
siminuki.jp can receive email: 1 MX record found. Authentication records found: SPF. Not found: DMARC, DKIM (among common selectors).
| 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 | Not found | No DMARC policy tells receivers how to handle messages that fail authentication. |
| DKIM | Not found among common selectors | DKIM can only be confirmed with the selector used by the sender, so this does not mean the domain has no DKIM. |
Last checked: 2026-10-16 (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 siminuki.jp
- 10 siminuki.jp (163.43.197.175)
Email authentication records for siminuki.jp
SPF record
v=spf1 a:www50135.sakura.ne.jp mx ~all
Check a specific email address @siminuki.jp
This page checks how siminuki.jp is configured for email. It does not confirm that a specific mailbox exists — to check one address, use the form below.
Server location
Name servers
TXT records for siminuki.jp
Frequently asked questions
Can siminuki.jp receive email?
Yes. siminuki.jp publishes 1 MX record, so it is configured to receive email. To know whether a specific address exists, verify that address.
Does siminuki.jp use SPF and DMARC?
siminuki.jp publishes an SPF record. It does not publish a valid DMARC record.
Is siminuki.jp a free email provider?
No. siminuki.jp is not on our list of free mailbox providers such as Gmail, Outlook or Yahoo.