Looks like the domain is registered in Serbia.
Registrant Country: RS 
Where RS is the internet code for Serbia
Whois Information
Domain Name: AGSCUSTOMPARTS.COM
Registry Domain ID: 2355057921_DOMAIN_COM-VRSN
Registrar WHOIS Server: whois.tucows.com
Registrar URL: 
http://tucowsdomains.com
Updated Date: 2021-01-20T06:00:15
Creation Date: 2019-01-24T09:20:51
Registrar Registration Expiration Date: 2022-01-24T09:20:51
Registrar: TUCOWS, INC.
Registrar IANA ID: 69
Reseller: SBB doo
Domain Status: ok 
https://icann.org/epp#ok
Registry Registrant ID: 
Registrant Name: REDACTED FOR PRIVACY
Registrant Organization: REDACTED FOR PRIVACY
Registrant Street: REDACTED FOR PRIVACY 
Registrant City: REDACTED FOR PRIVACY
Registrant State/Province: 
Registrant Postal Code: REDACTED FOR PRIVACY
Registrant Country: RS
Registrant Phone: REDACTED FOR PRIVACY
Registrant Phone Ext: 
Registrant Fax: REDACTED FOR PRIVACY
Registrant Fax Ext: 
Registrant Email: 
https://tieredaccess.com/contact/f3c61667-35da-4660-8bb2-2a4414e5fb8b
Registry Admin ID: 
Admin Name: REDACTED FOR PRIVACY
Admin Organization: REDACTED FOR PRIVACY
Admin Street: REDACTED FOR PRIVACY 
Admin City: REDACTED FOR PRIVACY
Admin State/Province: REDACTED FOR PRIVACY
Admin Postal Code: REDACTED FOR PRIVACY
Admin Country: REDACTED FOR PRIVACY
Admin Phone: REDACTED FOR PRIVACY
Admin Phone Ext: 
Admin Fax: REDACTED FOR PRIVACY
Admin Fax Ext: 
Admin Email: REDACTED FOR PRIVACY
Registry Tech ID: 
Tech Name: REDACTED FOR PRIVACY
Tech Organization: REDACTED FOR PRIVACY
Tech Street: REDACTED FOR PRIVACY 
Tech City: REDACTED FOR PRIVACY
Tech State/Province: REDACTED FOR PRIVACY
Tech Postal Code: REDACTED FOR PRIVACY
Tech Country: REDACTED FOR PRIVACY
Tech Phone: REDACTED FOR PRIVACY
Tech Phone Ext: 
Tech Fax: REDACTED FOR PRIVACY
Tech Fax Ext: 
Tech Email: REDACTED FOR PRIVACY
Name Server: ns1.dnstopola.com
Name Server: ns2.dnstopola.com
DNSSEC: unsigned
Registrar Abuse Contact Email: 
domainabuse@tucows.com
Registrar Abuse Contact Phone: +1.4165350123
URL of the ICANN WHOIS Data Problem Reporting System: 
http://wdprs.internic.net/