Metadata from ISBNDB ???

Something strange is happening I try to download metadata.

Currently on Win 10 Home & Win 10 Pro. Calibre 2.85.1

Thoughts, hints, suggestions???

Here's a portion of the log...

****************************** ISBNDB (1, 0, 0) ******************************
Found 0 results
Downloading from ISBNDB took 3.39600014687
Failed to make query to ISBNDb, aborting.
Traceback (most recent call last):
File "site-packages\calibre\ebooks\metadata\sources\isbndb.py ", line 106, in identify
File "site-packages\calibre\ebooks\metadata\sources\isbndb.py ", line 213, in make_query
File "site-packages\mechanize-0.2.5-py2.7.egg\mechanize\_mechanize.py", line 199, in open_novisit
File "site-packages\mechanize-0.2.5-py2.7.egg\mechanize\_mechanize.py", line 230, in _mech_open
File "site-packages\mechanize-0.2.5-py2.7.egg\mechanize\_opener.py", line 193, in open
File "site-packages\mechanize-0.2.5-py2.7.egg\mechanize\_urllib2_fork.py", line 344, in _open
File "site-packages\mechanize-0.2.5-py2.7.egg\mechanize\_urllib2_fork.py", line 332, in _call_chain
File "site-packages\calibre\utils\browser.py", line 28, in https_open
File "site-packages\mechanize-0.2.5-py2.7.egg\mechanize\_urllib2_fork.py", line 1115, in do_open
File "httplib.py", line 1001, in request
File "httplib.py", line 1035, in _send_request
File "httplib.py", line 997, in endheaders
File "httplib.py", line 850, in _send_output
File "httplib.py", line 812, in send
File "httplib.py", line 1216, in connect
File "ssl.py", line 350, in wrap_socket
File "ssl.py", line 566, in __init__
File "ssl.py", line 796, in do_handshake
File "ssl.py", line 269, in match_hostname
CertificateError: hostname u'isbndb.com' doesn't match either of 'cloudfront.net', '*.cloudfront.net'