PS: "switched to https-only" is only partly true. It depends on the
domain.
http://standards-oui.ieee.org/oui/oui.txt -> works
http://standards.ieee.org/regauth/oui/oui.txt -> forwards to https
https://standards.ieee.org/regauth/oui/oui.txt -> fails because of no
intermediate
######
$ wget http://standards.ieee.org/regauth/oui/oui.txt
--2018-09-03 14:15:24-- http://standards.ieee.org/regauth/oui/oui.txt
Resolving standards.ieee.org (standards.ieee.org)... 34.237.206.211
Connecting to standards.ieee.org
(standards.ieee.org)|34.237.206.211|:80... connected.
HTTP request sent, awaiting response... 302 Found
Location: https://standards.ieee.org/regauth/oui/oui.txt [following]
--2018-09-03 14:15:25-- https://standards.ieee.org/regauth/oui/oui.txt
Connecting to standards.ieee.org
(standards.ieee.org)|34.237.206.211|:443... connected.
ERROR: The certificate of ‘standards.ieee.org’ is not trusted.
ERROR: The certificate of ‘standards.ieee.org’ hasn't got a known
issuer.
######
$ wget http://standards-oui.ieee.org/oui/oui.txt
--2018-09-03 14:15:34-- http://standards-oui.ieee.org/oui/oui.txt
Resolving standards-oui.ieee.org (standards-oui.ieee.org)...
140.98.223.27
Connecting to standards-oui.ieee.org
(standards-oui.ieee.org)|140.98.223.27|:80... connected.
HTTP request sent, awaiting response... 200 OK
Length: 3978006 (3.8M) [text/plain]
Saving to: ‘oui.txt’
oui.txt 100%[====================================>]
3.79M 470KB/s in 8.5s
2018-09-03 14:15:43 (459 KB/s) - ‘oui.txt’ saved [3978006/3978006]
