Brother buys old-age insurance. Can I see my family's household registration information when I go through the formalities?

When my brother buys old-age insurance, he can see his household registration information when he goes through the formalities:

If you want to inquire about family social security information, you can search for "social security" in the top box of Alipay.

Then click to enter social security to pay social security.

Then, enter your personal account number and password. The account number may be your ID number or your mobile phone number.

Finally, click Enter, and you can click Social Security Query. So you can see the detailed social security information.