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Email DNS records for numbersprotocol.io

MX, SPF, DMARC and DKIM records published for numbersprotocol.io. Registered via Namecheap Inc. Domain age: 7 years.

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

numbersprotocol.io can receive email: 5 MX records found. The MX records point to Google mail servers. Authentication records found: SPF, DMARC, DKIM.

Check Result What it means
MX Found (5) The domain is configured to receive email.
Mail provider Google 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: 2026-11-14 (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 numbersprotocol.io

  • 1 aspmx.l.google.com (192.178.157.26)
  • 5 alt2.aspmx.l.google.com (173.194.45.26)
  • 5 alt1.aspmx.l.google.com (172.253.147.27)
  • 10 aspmx2.googlemail.com (172.253.147.26)
  • 10 aspmx3.googlemail.com (173.194.45.26)

Email authentication records for numbersprotocol.io

SPF record 
v=spf1 include:_spf.google.com include:sendgrid.net ~all
DMARC record 
v=DMARC1; p=reject; rua=mailto:dmarc@numbersprotocol.io;
DKIM record (google) 
v=DKIM1; k=rsa; p=MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAnAX2ovIQkuoBS9g1T6sntQannOm08IOXV8OUWrgU2fflqEvga4KjOVnpeGeC+e9j2R4eN6wzy1wwDFgyYte927K16oNj72pJqzqHH2G9uHn2A8WNp5WO/pN/ENqoXEpq262OouYjBCaCXnF5u5m9DieOpJ/n6kyzQpt6vCeKP/CuRzzLYSyw5zGwOXG77TW4+4Tv+maSt9n/CUnsY5ZNi88+y3yE0qVvNkY7griWV/o2Ae26wO12UzCtkX/BS+YDHXfLD35lyQuCJP+IPE69JQ0ypwoLdv6cT02P64p0DxN6odfn/LFJ//8+0cS2lPbNoUUn0PrM9hYhOvjFqpoLxQIDAQAB

Check a specific email address @numbersprotocol.io

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

Domain registration

Created2018-12-13
Updated2023-11-13
Expires2024-12-13

Server location

IP address99.83.190.102
CountryUnited States of America
ASN16509

Name servers

NS 1dns2.registrar-servers.com.
NS 2dns1.registrar-servers.com.

TXT records for numbersprotocol.io

TXT 1v=spf1 include:_spf.google.com include:sendgrid.net ~all
TXT 2google-site-verification=B40KzMV2NzPeZMPAWDRP7gM2_iJXAUGUXFsXOxWlUoo
TXT 3google-site-verification=UuyRF6eXzaNFDa4Sam_3BiwtQQJZJbD1Rkkt1-Qj6w0
TXT 4google-site-verification=MryF0Dhut4wqB-XRxOuk3-1ycI2Q2mIX9zOUYcumaAA
TXT 5klaviyo-site-verification=XBq8jY
TXT 6TAILSCALE-CxU3ATT7nL6NPNnFb5eO

Domain status

Status 1clienttransferprohibited https://icann.org/epp#clienttransferprohibited

Frequently asked questions

Can numbersprotocol.io receive email?

Yes. numbersprotocol.io publishes 5 MX records, so it is configured to receive email. To know whether a specific address exists, verify that address.

Does numbersprotocol.io use SPF and DMARC?

numbersprotocol.io publishes an SPF record. Its DMARC policy is p=reject.

Is numbersprotocol.io a free email provider?

No. numbersprotocol.io is not on our list of free mailbox providers such as Gmail, Outlook or Yahoo.

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