iredmail-doc/en_US/iredadmin/2-iredadmin-pro.domain.owne...

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# iRedAdmin-Pro: Domain ownership verification
[TOC]
## Summary
Since iRedAdmin-Pro-SQL-2.5.0 and iRedAdmin-Pro-LDAP-2.7.0, it's able to grant
normal domain admin permission to create new mail domains. All new domains
added by normal domain admin require domain ownership verification by deafult,
to ensure:
* the newly added mail domain name is a valid domain name on internet
* the domain admin have the required privileges in the domain to manage the
email services
Mail services are disabled for pending domains, and will be activated
automatically after admin verified the ownership.
## How to enable or disable domain ownership verification
There're few parameters used to control domain ownership verifivation, you can
find default settings in file `libs/default_settings.py` under iRedAdmin-Pro
directory. If you want to change any of them, please copy the parameter to
iRedAdmin-Pro config file `settings.py`, set proper value, then restart
Apache or uwsgi (if you're running Nginx) service to reload the changes.
```
# Require domain ownership verification if it's added by normal domain admin:
# True, False.
REQUIRE_DOMAIN_OWNERSHIP_VERIFICATION = True
# How long should we remove verified or (inactive) unverified domain ownerships.
#
# iRedAdmin-Pro stores verified ownership in SQL database, if (same) admin
# removed the domain and re-adds it, no verification required.
#
# Admin won't frequently remove and re-add same domain name, so it's ok to
# remove saved ownership after X days.
DOMAIN_OWNERSHIP_EXPIRE_DAYS = 30
# The string prefixed to verify code. Must be shorter than than 60 characters.
DOMAIN_OWNERSHIP_VERIFY_CODE_PREFIX = 'iredmail-domain-verification-'
# Timeout (in seconds) while performing each verification.
DOMAIN_OWNERSHIP_VERIFY_TIMEOUT = 10
```
## How to verify domain ownership
There're several ways to verify domain ownership:
* Create a text file under top directory of the web site of new domain, both
file name and file content must be same as verify code.
For example, for pending domain `example.com` with verify code
`iredmail-domain-verification-5tzh5gHjU688yyWK7cSV`, iRedAdmin-Pro will
verify 2 URLs:
* http: `http://example.com/iredmail-domain-verification-5tzh5gHjU688yyWK7cSV`
* https: `https://example.com/iredmail-domain-verification-5tzh5gHjU688yyWK7cSV`
If you visit the URL with a web browser, it's expected to display verify
code as page content.
* Create a TXT type DNS record of the domain name, use the verify code as its
value.
For example, for pending domain `example.com` with verify code
`iredmail-domain-verification-5tzh5gHjU688yyWK7cSV`, DNS query by command
`nslookup -type=txt example.com` should return a record which is same as
verify code.
Sample DNS query with `nslookup`:
```
$ nslookup -type=txt example.com
...
example.com text = "iredmail-domain-verification-5tzh5gHjU688yyWK7cSV"
...
```
Sample DNS query with `dig`:
```
$ dig -t txt example.com
...
iredmail.org. 4173 IN TXT "iredmail-domain-verification-5tzh5gHjU688yyWK7cSV"
...
```