https://uberchromegw.corp.google.com/i/chromeos/builders/peach_pit-paladin/builds/12760

https://pantheon.corp.google.com/m/cloudstorage/b/chromeos-autotest-results/o/66997468-chromeos-test/chromeos4-row8-rack13-host19/status.log

      /usr/bin/ssh -a -x    -o ControlPath=/tmp/_autotmp_EeGxEHssh-
      master/socket -o StrictHostKeyChecking=no -o UserKnownHostsFile=/dev/null
      -o BatchMode=yes -o ConnectTimeout=30 -o ServerAliveInterval=900 -o
      ServerAliveCountMax=3 -o ConnectionAttempts=4 -o Protocol=2 -l root -p 22
      chromeos4-row8-rack13-host19 "export LIBC_FATAL_STDERR_=1; if type
      \"logger\" > /dev/null 2>&1; then logger -tag \"autotest\"
      \"server[stack::verify|verify_software|check_diskspace] -> ssh_run(df -PB
      1000000 /mnt/stateful_partition | tail -1)\";fi; df -PB 1000000
      /mnt/stateful_partition | tail -1"
  Exit status: 255
  Duration: 0.0610630512238
  
  stderr:
  ssh: Could not resolve hostname chromeos4-row8-rack13-host19: No address associated with hostname


Why would the drone suddenly not be able to resolve this hostname. Is something weird going on with our dns?