01-test.md

Tested with:

• Firefox on Linux
• Chromium on Linux
• Chrome on Windows
• Firefox on Android
• Chrome on Android
• Samsung Internet on Android
• Safari on macOS

Test URLs (should return HTTP 501 "Not Implemented"):

• www1

• _www2

  • "Address Not Found" on Firefox on Android

• www3._www3

  • "Address Not Found" on Firefox on Android

• www_4

• -www5

  • "Address Not Found" on Firefox on Android
  • "Server Not Found" on Firefox on Linux

• www6.-www6

  • "Address Not Found" on Firefox on Android

• cname1 to www1

• cname2 to _www2

  • "Address Not Found" on Firefox on Android

• cname3 to www3._www3

  • "Address Not Found" on Firefox on Android

• cname4 to www_4

• cname5 to -www5

  • "Address Not Found" on Firefox on Android
  • "Server Not Found" on Firefox on Linux

• cname6 to www6.-www6

  • "Address Not Found" on Firefox on Android

02-dns-records.md

www1.test A 192.0.2.1
_www2.test A 192.0.2.1
www3._www3.test A 192.0.2.1
www_4.test A 192.0.2.1
-www5.test A 192.0.2.1
www6.-www6.test A 192.0.2.1

cname1.test CNAME www1.test
cname2.test CNAME _www2.test
cname3.test CNAME www3._www3.test
cname4.test CNAME www_4.test
cname5.test CNAME -www5.test
cname6.test CNAME www6.-www6.test