twitter.com
Number 13 of the Top 100 · Tranco rank 15
twitter.com is the old address of X, formerly Twitter. It now forwards to x.com, but old links, embeds and apps still reach it.
Can twitter.com be forged?
Can twitter.com be forged?
No. Receivers that check DMARC refuse mail that forges twitter.com or its subdomains.
- The exact name
- reject · subdomains reject · no reports asked for
- Names that copy
- 84 registered lookalikes can send mail. DMARC never sees them. See them →
Senders it names Google Workspace
- Google Workspace include:_spf.google.com· DKIM key found
- Google Workspace runs its mail hosts
These are the services the records name. A record can name a service no longer used, and a sender can sign without being named.
SPF-all · 4 of 10 lookups · 104 thousand addresses
Refuses others · 4 of 10 lookups · 0 of 2 void lookups · 104,251 IPv4 addresses · 6 IPv6 blocks · Includes of its senders
Every term and include
DKIM3 keys found
- dkim._domainkey · rsa 1024
- google._domainkey · rsa 1024· Google Workspace
- mandrill._domainkey · rsa 1024· Mailchimp Mandrill
We look under the selectors of the services the records name. A domain can have keys we do not find.
Sending names 4 names, 4 at reject
| Name | Policy | SPF lookups | Reports to |
|---|---|---|---|
| dev.twitter.com | reject | — | Fortra Agari |
| events.twitter.com | reject (inherited) | 0 | — |
| support.twitter.com | reject (inherited) | — | — |
| www.twitter.com | reject (inherited) | 4 | — |
The first 50 names are checked.
Reportsnowhere, and elsewhere on 1 names
Aggregate reports (rua) go to mailto:d3omt-8484@rua.dmarc.emailanalyst.com. Failure reports (ruf) are asked for.
Transport MTA-STS none · TLS-RPT none · BIMI none
MTA-STS asks senders to deliver to twitter.com over encrypted connections only. TLS-RPT asks for reports when they cannot. BIMI shows a logo beside mail that passes DMARC at quarantine or reject.
Read on Oct 28, 2026. Check it again yourself →
Watch your own domain's mail this way: Sender Security · the DMARC Report