On ISPs that 'helpfully' redirect requests to a website with a
non-existent DNS, the test would previously fail, since the page
returned 200, not 404. Use a non-existent page on example.com instead,
which should hopefully be more resilient to malicious/unthinking actors.
On ISPs that 'helpfully' redirect requests to a website with a non-existent DNS, the test would previously fail, since the page returned 200, not 404. Use a non-existent page on example.com instead, which should hopefully be more resilient to malicious/unthinking actors.