Is a1.net a Disposable Email?

Whitelisted

a1.net is a verified legitimate email provider. Emails from this domain are safe to accept.

Details

Status
whitelisted
Added
2025-09-06
Last Checked
2026-06-23
Reason
a1.net

Registration Data

Registrar
Ascio Technologies, Inc. Danmark - Filial af Ascio technologies, Inc. USA
Registered
1995-11-07 (30 years, 7 months)
Expires
2030-09-11

Website Preview

Screenshot of a1.net

Screenshot may be up to 14 days old.

API Playground

Check a1.net programmatically — pick your language, copy, run. No authentication required.

curl https://trashmail-blacklist.org/check/json/a1.net
Live response
Click "Run" to fetch the JSON response for a1.net.

Also available as xml, yaml, or img — replace json in the URL.

DNS Records

MX Records

  • smx01.a1.net

NS Records

  • dns1.a1.net
  • dns2.a1.net
  • dns3.a1.net

SOA Record

  • dns1.a1.net
  • domainadmin@a1.net

A Records

  • 80.75.40.1

TXT Records

  • AstLuHT4oVBD3ItTLAG+UoHCVIcGTEsfH+ikeQl1Kvs=
  • MS=7BFEE0D45500D60C165E87606D0BF891E5508514
  • MS=ms48068594
  • facebook-domain-verification=0najtbx8zjqvwjdv7cd4rh8872s6yy
  • google-site-verification=8vF7Hs4xX5i3esaJ1cFk9rife0JEh5W8-0D3SnbU23U
  • google-site-verification=RoVUqW5WROeAnnxASp7BLzJ4A3AArwoj58WbwWgWrws
  • google-site-verification=e8G_g8FbZMamGaAkWXbkKN1kdYWlhGGw2ewrLvGK2iQ
  • google-site-verification=kJrL9BabChxv3UbQe9AXyAjI4uRnWasL-n4qX89H_vs
  • google-site-verification=wzHLh9x19A1qgvHTBF1Ld2yjDL5b5VHQDDjTshy33Q0
  • mandrill_verify.i_T89qdYxEf5VgqtIhZyfw
  • v=spf1 include:aspf.a1.net include:cspf.a1.net -all
  • whzf5gbb5lwcn2lnl8pkzn2zncxpm7f2

SPF Includes

  • aspf.a1.net
  • cspf.a1.net

Related Domains by Mail Server

1 other domain also use smx01.a1.net as their mail server.

Domain Network

Connections between domains, mail servers, nameservers, and shared infrastructure.

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FAQ

Is a1.net a disposable email provider?

No, a1.net is whitelisted and considered a legitimate email provider.

Can I use a1.net for account registration?

a1.net is a legitimate email provider and safe to accept for account registrations.

How can I block disposable emails from a1.net?

Use the Trashmail-Blacklist API to check a1.net before accepting it in your application. Send a GET request to /check/json/a1.net to receive the domain status as JSON. Integrate this check into your signup or contact forms to automatically reject disposable email addresses.

What data is available for a1.net?

a1.net is whitelisted as a legitimate provider. We provide its status, DNS records, and related domains sharing the same mail server.

Block Disposable Emails Automatically

Integrate our free API into your signup flow to detect domains like a1.net before they reach your database.