Email DNS records for sigmah.com
MX, SPF, DMARC and DKIM records published for sigmah.com. Registered via Cloudflare, Inc.. Domain age: 25 years.
Receives email: Yes Disposable: No Free provider: No SPF: Yes DMARC: Yes
sigmah.com can receive email: 1 MX record found. The MX records point to Google mail servers. Authentication records found: SPF, DMARC, DKIM.
| Check | Result | What it means |
|---|---|---|
| MX | Found (1) | The domain is configured to receive email. |
| Mail provider | Inferred from the MX host names: they point to Google mail servers. | |
| 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=reject | The policy is reject: receivers are asked to reject messages that fail DMARC. Aggregate reports are requested (rua). |
| DKIM | Found (google) | A DKIM public key is published under the selector google. |
Last checked: 2026-11-11 (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 sigmah.com
- 1 smtp.google.com (172.217.71.27)
Email authentication records for sigmah.com
SPF record
v=spf1 include:_spf.google.com ~all
DMARC record
v=DMARC1; p=reject; rua=mailto:775d07c34bba46d8ac6f89d6c5ce217a@dmarc-reports.cloudflare.net;
DKIM record (google)
v=DKIM1; k=rsa; p=MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQCf5w72+dYniAi52JjWlNvsVfcWL4pLbvtoBId5FXGPVdEtzjgFzX8dsVLFe1nmqodexqGgYxXLh8oAI20YYmhMBXx7CytArFk3bB4sGdkHfXCHiLQOjKZGyF00sUdzDaI/6P5o3BgP8CBRMexaO1+b3uMbCKziDHcEsTV8o0SPeQIDAQAB
Check a specific email address @sigmah.com
This page checks how sigmah.com is configured for email. It does not confirm that a specific mailbox exists — to check one address, use the form below.
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TXT records for sigmah.com
Domain status
Frequently asked questions
Can sigmah.com receive email?
Yes. sigmah.com publishes 1 MX record, so it is configured to receive email. To know whether a specific address exists, verify that address.
Does sigmah.com use SPF and DMARC?
sigmah.com publishes an SPF record. Its DMARC policy is p=reject.
Is sigmah.com a free email provider?
No. sigmah.com is not on our list of free mailbox providers such as Gmail, Outlook or Yahoo.