The DDNS-client currently produces a lot of HTTP-errors 502 in the syslog.
Sending request (GET): http://checkip4.dns.lightningwirelabs.com/ Request header: Pragma: no-cache User-agent: IPFireDDNSUpdater/010 Response header (Status Code 502): date: Fri, 13 Oct 2017 06:20:45 GMT content-length: 173 content-type: text/html connection: close server: nginx/1.12.1 Dynamic DNS update for tld.de (Domain-Offensive) throwed an unhandled exception: Traceback (most recent call last): File "/usr/lib/python2.7/site-packages/ddns/__init__.py", line 164, in _update entry(force=force) File "/usr/lib/python2.7/site-packages/ddns/providers.py", line 162, in __call__ elif self.has_failure or not self.requires_update: File "/usr/lib/python2.7/site-packages/ddns/providers.py", line 207, in requires_update if self.ip_address_changed(self.protocols): File "/usr/lib/python2.7/site-packages/ddns/providers.py", line 284, in ip_address_changed current_address = self.get_address(proto) File "/usr/lib/python2.7/site-packages/ddns/providers.py", line 343, in get_address return self.core.system.get_address(proto) or default File "/usr/lib/python2.7/site-packages/ddns/system.py", line 283, in get_address self._get_address(proto) File "/usr/lib/python2.7/site-packages/ddns/system.py", line 311, in _get_address local_ip_address = self.guess_external_ip_address(proto) File "/usr/lib/python2.7/site-packages/ddns/system.py", line 121, in guess_external_ip_address return self._guess_external_ip_address(url, **kwargs) File "/usr/lib/python2.7/site-packages/ddns/system.py", line 98, in _guess_external_ip_address response = self.send_request(url, timeout=timeout) File "/usr/lib/python2.7/site-packages/ddns/system.py", line 170, in send_request resp = urllib2.urlopen(req, timeout=timeout) File "/usr/lib/python2.7/urllib2.py", line 154, in urlopen
File "/usr/lib/python2.7/urllib2.py", line 435, in open HTTPError: HTTP Error 502: Bad Gateway File "/usr/lib/python2.7/urllib2.py", line 548, in http_response File "/usr/lib/python2.7/urllib2.py", line 473, in error File "/usr/lib/python2.7/urllib2.py", line 407, in _call_chain File "/usr/lib/python2.7/urllib2.py", line 556, in http_error_default HTTPError: HTTP Error 502: Bad Gateway