This is for shared server IP 62.141.36.172
SQL 2012 viz. shown as .\MSSQLSERVER2012 in Plesk
for coding files hosted on server: localhost,1433
for MSSQL Management Studio connections from your pc: 62.141.36.172,1433
SQL 2017 viz. shown as .\MSSQLSERVER2017 in Plesk
for coding files hosted on server: localhost,1434
for MSSQL Management Studio connections from your pc: 62.141.36.172,1434
SQL 2019 viz. shown as ..\MSSQLSERVER2019 in Plesk
for coding files hosted on server: localhost,1435
for MSSQL Management Studio connections from your pc: 62.141.36.172,1435
You can download Free SQL Server Management Studio to access the databases remotely from https://aka.ms/ssmsfullsetup
reference: Download SQL Server Management Studio (SSMS) - SQL Server Management Studio (SSMS) | Microsoft Docs