Is att.net a Disposable Email?

Whitelisted

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

Details

Status
whitelisted
Added
2025-09-03
Last Checked
2026-10-14
Reason
att.net

Registration Data

Registrar
CSC Corporate Domains, Inc.
Registered
1993-12-13 (32 years, 10 months)
Expires
2026-12-12

Website Preview

Screenshot of att.net

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API Playground

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

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

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

DNS Records

MX Records

  • mx-att.mail.am0.yahoodns.net

NS Records

  • macu.ma.mt.np.els-gms.att.net
  • ohcu.oh.mt.np.els-gms.att.net
  • orcu.or.br.np.els-gms.att.net
  • wycu.wy.br.np.els-gms.att.net

SOA Record

  • wycu.wy.br.np.els-gms.att.net
  • rm-hostmaster@ems.att.com

A Records

  • 144.160.155.43
  • 144.160.36.42

TXT Records

  • _4p9pfhp11oi420ie4rq8tf5xahahkpf
  • _5cjze8kob3y03jop5itvts6kdgjgvrq
  • _exsumc9j6u2e7g7iccym25dxcmqx2k5
  • _o31pna3ducxknmsrbblabzaalybh5sr
  • google-site-verification=z-qj8Cz-ih1b439g-Nn_OScwNvY1crUPY77heRNZNjo
  • safebreach-domain-verification=a9b5f447-8a17-41da-9760-047975755f63
  • v=spf1 include:_ipspf.yahoo.com ~all

SPF Includes

  • _ipspf.yahoo.com

Related Domains by Mail Server

7 other domains also use mx-att.mail.am0.yahoodns.net as their mail server.

Domain Network

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

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FAQ

Is att.net a disposable email provider?

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

Can I use att.net for account registration?

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

How can I block disposable emails from att.net?

Use the Trashmail-Blacklist API to check att.net before accepting it in your application. Send a GET request to /check/json/att.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 att.net?

att.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 att.net before they reach your database.