Unknown http status code

[code4u]

I'm getting the following error. Any ideas on how to fix this? I get it for all the lists.

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[ pfB_MyBlackList - MyETCompromisedList ] Download Fail [ 01/16/18 03:00:48 ]
  Firewall and/or IDS are not blocking download.

Restoring previously downloaded file contents . unknown http status code

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[RonpfS]

Provide more information : pfblockerng.log, the URL for the list, etc.

[code4u]

Please see the attached picture for more info. Here's the "pfblockerng.log":

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Resolving timed out after 15806 milliseconds Retry in 5 seconds…
.. unknown http status code

[ pfB_MyBlackList - MyETBlockList ] Download FAIL [ 02/15/18 11:05:21 ]
  Firewall and/or IDS are not blocking download.

Restoring previously downloaded file contents  completed ..

Aggregation Stats:
  –----------------
  Original Final     
  ------------------
  2132    2086     
  ------------------

[ MYSpamhausDropList ] Downloading update [ 02/15/18 11:05:44 ] . cURL Error: 28
Resolving timed out after 15811 milliseconds Retry in 5 seconds…
. cURL Error: 28
Resolving timed out after 15823 milliseconds Retry in 5 seconds...
. cURL Error: 28
Resolving timed out after 15787 milliseconds Retry in 5 seconds...
.. unknown http status code

[ pfB_MyBlackList - MYSpamhausDropList ] Download FAIL [ 02/15/18 11:06:46 ]
  Firewall and/or IDS are not blocking download.

Restoring previously downloaded file contents  completed ..

Aggregation Stats:
  –----------------
  Original Final     
  ------------------
  793      764       
  ------------------

[ MyEmergingList ] Downloading update [ 02/15/18 11:07:10 ] . cURL Error: 28
Resolving timed out after 15827 milliseconds Retry in 5 seconds…
. cURL Error: 28
Resolving timed out after 15741 milliseconds Retry in 5 seconds...
. cURL Error: 28
Resolving timed out after 15734 milliseconds Retry in 5 seconds...
.. unknown http status code

[ pfB_MyBlackList - MyEmergingList ] Download FAIL [ 02/15/18 11:08:12 ]
  Firewall and/or IDS are not blocking download.

Restoring previously downloaded file contents  completed ..

Aggregation Stats:
  –----------------
  Original Final     
  ------------------
  2132    2086     
  ------------------

===[  IPv6 Process  ]=================================================

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[code4u]

Please see the data above. Any ideas of what's causing the errors?

[motific]

Can you access those lists from a client on the network?