Fix Banking Site Loading

When I visit my bank’s website the tab stays completely blank—no error codes, no partial content, just a white page—and this happens in Chrome, Firefox, and Edge alike. Other sites work fine, so the problem seems isolated to this single domain on my Windows machine... (Budget: ₹750 - ₹1250 INR, Jobs: DNS, Network Administration, Network Security, PHP, Troubleshooting, Web Security, Windows Server, WordPress)