Still a problem in 23.10 (mantic). Using resolved's passthrough address 127.0.0.54 results in success. After it's cached, the default 127.0.0.53 address is happy to return it.
ubuntu@server:~$ dig arin.net ds @127.0.0.53 +short
ubuntu@server:~$ dig arin.net ds @127.0.0.54 +short 50716 8 2 EB708BF25CC3F568B017DA1BFFBD6B31FE4B94B4D89D1C27C1603133 5CE50526
ubuntu@server:~$ dig arin.net ds @127.0.0.53 +short 50716 8 2 EB708BF25CC3F568B017DA1BFFBD6B31FE4B94B4D89D1C27C1603133 5CE50526
Still a problem in 23.10 (mantic). Using resolved's passthrough address 127.0.0.54 results in success.
After it's cached, the default 127.0.0.53 address is happy to return it.
ubuntu@server:~$ dig arin.net ds @127.0.0.53 +short
ubuntu@server:~$ dig arin.net ds @127.0.0.54 +short 8B017DA1BFFBD6B 31FE4B94B4D89D1 C27C1603133 5CE50526
50716 8 2 EB708BF25CC3F56
ubuntu@server:~$ dig arin.net ds @127.0.0.53 +short 8B017DA1BFFBD6B 31FE4B94B4D89D1 C27C1603133 5CE50526
50716 8 2 EB708BF25CC3F56