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.MX is the TLD for Mexico, and is regulated by registry.MX.

You do not have to be a Mexican resident or business operator to register a .MX or .COM.MX domain.

Registration details

Registration details can be found in the TLD reference chart

2 letter state codes

Here is a list of the 2 letter state codes that the OpenSRS system will accept for registering a .MX or .CO.MX domain.

Aguascalientes AG Morelos MO
Baja California Norte BC Nayarit NA
Baja California Sur BS Nuevo Leon NL
Campeche CM Oaxaca OA
Chiapas CS Puebla PB
Chihuahua CH Queretaro QE
Coahuila CO Quintana Roo QR
Colima CL San Luis Potosi SL
Distrito Federal DF Sinaloa SI
Durango DG Sonora SO
Guanajuato GT Tabasco TB
Guerrero GR Tamaulipas TM
Hidalgo HG Tlaxcala TL
Jalisco JA Veracruz VE
Mexico ME Yucatan YU
Michoac√°n MI Zacatecas ZA


Domains that are not renewed are deleted from OpenSRS the day they expire. They remain in a pending-delete state at the registry for 30 days. During this time, these names can be recovered by submitting through the same Domain Redemption tool in RWI that is used to redeem gTLD's.

For information about redeeming domains, see "Renewing and redeeming expired domains"


Transfers in

Transfers require an authorization code. Registrants can obtain this code from the current registrar and provide by adding a note to the transfer order submitted in the RWI.

Transfers away

To transfer a domain to another Registrar, you need to supply an authorization code; you can obtain the authorization code for the name by sending a request to

Once a transfer request is submitted, the current Registrar has ten days to approve or reject the transfer; otherwise, the transfer automatically completes. If the request is rejected, the transfer does not occur, and the funds are returned.


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