How to find a landlord when buying a second-hand house in Xinyang?

Buy a second-hand house and find a landlord through network software. According to relevant information, you can buy a second-hand house in 58 cities, Baidu searches 58 cities, and click on the rental channel to see the rental information, including the contact information of the second-hand house landlord. The buyer should investigate the property right of the house, examine the integrity, authenticity and reliability of the property right, and verify whether the owner's name on the property right certificate is consistent with the seller's name, whether there is mortgage or not, and whether there is anyone.