Domain don't work anymore

Please help us by providing the following info. Before posting please also check the pinned "Known issues" threads and make sure that you're running the latest available version for your oC release: https://owncloud.org/changelog/

Steps to reproduce
1. Type mydomain.com in the Browser
2. press enter
Or
1.Login in my sync programm (Win10 & Kubuntu 16.04)

Expected behaviour
It should connect to the server

Actual behaviour
Error: Timeout

With the ip i can still connect

Server configuration
Operating system: Raspbian
Web server: nginx
Database: mysql
PHP version: idk
ownCloud version (see ownCloud admin page): 9.1.0 (stable)
Updated from an older ownCloud or fresh install: fresh install

ownCloud log (data/owncloud.log):

logfile

{"reqId":"HaNPRquBryba40UOcOB+","remoteAddr":"192.168.178.21","app":"PHP","message":"Automatically populating $HTTP_RAW_POST_DATA is deprecated and will be removed in a future version. To avoid this warning set 'always_populate_raw_post_data' to '-1' in php.ini and use the php:\/\/input stream instead. at Unknown#0","level":3,"time":"2016-09-12T19:03:25+00:00","method":"POST","url":"\/index.php\/settings\/admin\/mailtest","user":"admin"}
{"reqId":"\/FKWn\/rEVQen\/g6D7gOv","remoteAddr":"192.168.178.21","app":"index","message":"Exception: {\"Exception\":\"Doctrine\\DBAL\\Exception\\DriverException\",\"Message\":\"An exception occurred while executing 'SELECT \\"uid\\", \\"displayname\\" FROM \\"oc_users\\" WHERE LOWER(\\"uid\\") = LOWER(?)' with params [\\"admin\\"]:\n\nSQLSTATE[HY000]: General error: 17 database schema has changed\",\"Code\":0,\"Trace\":\"#0 \\/var\\/www\\/owncloud\\/3rdparty\\/doctrine\\/dbal\\/lib\\/Doctrine\\/DBAL\\/DBALException.php(116): Doctrine\\DBAL\\Driver\\AbstractSQLiteDriver->convertException('An exception oc...', Object(Doctrine\\DBAL\\Driver\\PDOException))\n#1 \\/var\\/www\\/owncloud\\/3rdparty\\/doctrine\\/dbal\\/lib\\/Doctrine\\/DBAL\\/Statement.php(175): Doctrine\\DBAL\\DBALException::driverExceptionDuringQuery(Object(Doctrine\\DBAL\\Driver\\PDOSqlite\\Driver), Object(Doctrine\\DBAL\\Driver\\PDOException), 'SELECT \\"uid\\", \\"...', Array)\n#2 \\/var\\/www\\/owncloud\\/lib\\/private\\/legacy\\/db\\/statementwrapper.php(73): Doctrine\\DBAL\\Statement->execute(Array)\n#3 \\/var\\/www\\/owncloud\\/lib\\/private\\/User\\/Database.php(223): OC_DB_StatementWrapper->execute(Array)\n#4 \\/var\\/www\\/owncloud\\/lib\\/private\\/User\\/Database.php(270): OC\\User\\Database->loadUser('admin')\n#5 \\/var\\/www\\/owncloud\\/lib\\/private\\/User\\/Manager.php(139): OC\\User\\Database->userExists('admin')\n#6 \\/var\\/www\\/owncloud\\/lib\\/private\\/User\\/Session.php(192): OC\\User\\Manager->get('admin')\n#7 \\/var\\/www\\/owncloud\\/lib\\/private\\/legacy\\/app.php(288): OC\\User\\Session->getUser()\n#8 \\/var\\/www\\/owncloud\\/lib\\/private\\/legacy\\/app.php(105): OC_App::getEnabledApps()\n#9 \\/var\\/www\\/owncloud\\/lib\\/private\\/legacy\\/user.php(127): OC_App::loadApps(Array)\n#10 \\/var\\/www\\/owncloud\\/lib\\/base.php(640): OC_User::setupBackends()\n#11 \\/var\\/www\\/owncloud\\/lib\\/base.php(967): OC::init()\n#12 \\/var\\/www\\/owncloud\\/index.php(37): require_once('\\/var\\/www\\/ownclo...')\n#13 {main}\",\"File\":\"\\/var\\/www\\/owncloud\\/3rdparty\\/doctrine\\/dbal\\/lib\\/Doctrine\\/DBAL\\/Driver\\/AbstractSQLiteDriver.php\",\"Line\":85}","level":3,"time":"2016-09-12T19:46:04+00:00","method":"POST","url":"\/index.php\/settings\/ajax\/enableapp.php","user":"admin"}
{"reqId":"aCCJMm1eZjxzHZS2WKEL","remoteAddr":"192.168.178.21","app":"index","message":"Exception: {\"Exception\":\"Doctrine\\DBAL\\Exception\\DriverException\",\"Message\":\"An exception occurred while executing 'SELECT \\"uid\\", \\"displayname\\" FROM \\"oc_users\\" WHERE LOWER(\\"uid\\") = LOWER(?)' with params [\\"admin\\"]:\n\nSQLSTATE[HY000]: General error: 17 database schema has changed\",\"Code\":0,\"Trace\":\"#0 \\/var\\/www\\/owncloud\\/3rdparty\\/doctrine\\/dbal\\/lib\\/Doctrine\\/DBAL\\/DBALException.php(116): Doctrine\\DBAL\\Driver\\AbstractSQLiteDriver->convertException('An exception oc...', Object(Doctrine\\DBAL\\Driver\\PDOException))\n#1 \\/var\\/www\\/owncloud\\/3rdparty\\/doctrine\\/dbal\\/lib\\/Doctrine\\/DBAL\\/Statement.php(175): Doctrine\\DBAL\\DBALException::driverExceptionDuringQuery(Object(Doctrine\\DBAL\\Driver\\PDOSqlite\\Driver), Object(Doctrine\\DBAL\\Driver\\PDOException), 'SELECT \\"uid\\", \\"...', Array)\n#2 \\/var\\/www\\/owncloud\\/lib\\/private\\/legacy\\/db\\/statementwrapper.php(73): Doctrine\\DBAL\\Statement->execute(Array)\n#3 \\/var\\/www\\/owncloud\\/lib\\/private\\/User\\/Database.php(223): OC_DB_StatementWrapper->execute(Array)\n#4 \\/var\\/www\\/owncloud\\/lib\\/private\\/User\\/Database.php(270): OC\\User\\Database->loadUser('admin')\n#5 \\/var\\/www\\/owncloud\\/lib\\/private\\/User\\/Manager.php(139): OC\\User\\Database->userExists('admin')\n#6 \\/var\\/www\\/owncloud\\/lib\\/private\\/User\\/Session.php(192): OC\\User\\Manager->get('admin')\n#7 \\/var\\/www\\/owncloud\\/lib\\/private\\/legacy\\/app.php(288): OC\\User\\Session->getUser()\n#8 \\/var\\/www\\/owncloud\\/lib\\/private\\/legacy\\/app.php(105): OC_App::getEnabledApps()\n#9 \\/var\\/www\\/owncloud\\/lib\\/private\\/legacy\\/user.php(127): OC_App::loadApps(Array)\n#10 \\/var\\/www\\/owncloud\\/lib\\/base.php(640): OC_User::setupBackends()\n#11 \\/var\\/www\\/owncloud\\/lib\\/base.php(967): OC::init()\n#12 \\/var\\/www\\/owncloud\\/index.php(37): require_once('\\/var\\/www\\/ownclo...')\n#13 {main}\",\"File\":\"\\/var\\/www\\/owncloud\\/3rdparty\\/doctrine\\/dbal\\/lib\\/Doctrine\\/DBAL\\/Driver\\/AbstractSQLiteDriver.php\",\"Line\":85}","level":3,"time":"2016-09-12T19:46:05+00:00","method":"POST","url":"\/index.php\/settings\/ajax\/enableapp.php","user":"admin"}
{"reqId":"V0lDiieNinio3mUXCC+H","remoteAddr":"192.168.178.21","app":"PHP","message":"Doctrine\DBAL\Exception\DriverException: An exception occurred while executing 'SELECT \"uid\", \"displayname\" FROM \"oc_users\" WHERE LOWER(\"uid\") = LOWER(?)' with params [\"admin\"]:\n\nSQLSTATE[HY000]: General error: 17 database schema has changed at \/var\/www\/owncloud\/3rdparty\/doctrine\/dbal\/lib\/Doctrine\/DBAL\/Driver\/AbstractSQLiteDriver.php#85","level":3,"time":"2016-09-12T19:48:44+00:00","method":"GET","url":"\/ocs\/v2.php\/apps\/notifications\/api\/v1\/notifications?format=json","user":"admin"}
{"reqId":"1jq83IBOJYBxXmyET+PT","remoteAddr":"192.168.178.21","app":"PHP","message":"Doctrine\DBAL\Exception\DriverException: An exception occurred while executing 'SELECT \"uid\", \"displayname\" FROM \"oc_users\" WHERE LOWER(\"uid\") = LOWER(?)' with params [\"admin\"]:\n\nSQLSTATE[HY000]: General error: 17 database schema has changed at \/var\/www\/owncloud\/3rdparty\/doctrine\/dbal\/lib\/Doctrine\/DBAL\/Driver\/AbstractSQLiteDriver.php#85","level":3,"time":"2016-09-12T19:48:44+00:00","method":"GET","url":"\/ocs\/v2.php\/apps\/notifications\/api\/v1\/notifications?format=json","user":"admin"}
{"reqId":"fhj7ZB6uRrAnR90tm3Ea","remoteAddr":"192.168.178.21","app":"index","message":"Exception: {\"Exception\":\"Doctrine\\DBAL\\Exception\\DriverException\",\"Message\":\"An exception occurred while executing 'SELECT \\"uid\\", \\"displayname\\" FROM \\"oc_users\\" WHERE LOWER(\\"uid\\") = LOWER(?)' with params [\\"admin\\"]:\n\nSQLSTATE[HY000]: General error: 17 database schema has changed\",\"Code\":0,\"Trace\":\"#0 \\/var\\/www\\/owncloud\\/3rdparty\\/doctrine\\/dbal\\/lib\\/Doctrine\\/DBAL\\/DBALException.php(116): Doctrine\\DBAL\\Driver\\AbstractSQLiteDriver->convertException('An exception oc...', Object(Doctrine\\DBAL\\Driver\\PDOException))\n#1 \\/var\\/www\\/owncloud\\/3rdparty\\/doctrine\\/dbal\\/lib\\/Doctrine\\/DBAL\\/Statement.php(175): Doctrine\\DBAL\\DBALException::driverExceptionDuringQuery(Object(Doctrine\\DBAL\\Driver\\PDOSqlite\\Driver), Object(Doctrine\\DBAL\\Driver\\PDOException), 'SELECT \\"uid\\", \\"...', Array)\n#2 \\/var\\/www\\/owncloud\\/lib\\/private\\/legacy\\/db\\/statementwrapper.php(73): Doctrine\\DBAL\\Statement->execute(Array)\n#3 \\/var\\/www\\/owncloud\\/lib\\/private\\/User\\/Database.php(223): OC_DB_StatementWrapper->execute(Array)\n#4 \\/var\\/www\\/owncloud\\/lib\\/private\\/User\\/Database.php(270): OC\\User\\Database->loadUser('admin')\n#5 \\/var\\/www\\/owncloud\\/lib\\/private\\/User\\/Manager.php(139): OC\\User\\Database->userExists('admin')\n#6 \\/var\\/www\\/owncloud\\/lib\\/private\\/User\\/Session.php(192): OC\\User\\Manager->get('admin')\n#7 \\/var\\/www\\/owncloud\\/lib\\/private\\/legacy\\/app.php(288): OC\\User\\Session->getUser()\n#8 \\/var\\/www\\/owncloud\\/lib\\/private\\/legacy\\/app.php(105): OC_App::getEnabledApps()\n#9 \\/var\\/www\\/owncloud\\/lib\\/private\\/legacy\\/user.php(127): OC_App::loadApps(Array)\n#10 \\/var\\/www\\/owncloud\\/lib\\/base.php(640): OC_User::setupBackends()\n#11 \\/var\\/www\\/owncloud\\/lib\\/base.php(967): OC::init()\n#12 \\/var\\/www\\/owncloud\\/index.php(37): require_once('\\/var\\/www\\/ownclo...')\n#13 {main}\",\"File\":\"\\/var\\/www\\/owncloud\\/3rdparty\\/doctrine\\/dbal\\/lib\\/Doctrine\\/DBAL\\/Driver\\/AbstractSQLiteDriver.php\",\"Line\":85}","level":3,"time":"2016-09-12T19:48:44+00:00","method":"GET","url":"\/index.php\/logout?requesttoken=JChpGSYmSSAFMG8AJVQ%2BfFMoNVUFIS0nZH9%2BMjwpAls%3D%3AHO\/LLPbzUdWBGdRO8fO8gCyt570CNK37ih775g8jxys%3D","user":"admin"}
{"reqId":"u3fR2OENk9z6jquD\/wfj","remoteAddr":"87.165.71.229","app":"core","message":"Trusted domain error. \"87.165.71.229\" tried to access using \"owncloud.ddnss.org\" as host.","level":2,"time":"2016-09-12T19:48:44+00:00","method":"GET","url":"\/","user":"--"}
{"reqId":"nOPT34KjL8PfmY27R04X","remoteAddr":"192.168.178.21","app":"index","message":"Exception: {\"Exception\":\"Doctrine\\DBAL\\Exception\\DriverException\",\"Message\":\"An exception occurred while executing 'SELECT \\"uid\\", \\"displayname\\" FROM \\"oc_users\\" WHERE LOWER(\\"uid\\") = LOWER(?)' with params [\\"admin\\"]:\n\nSQLSTATE[HY000]: General error: 17 database schema has changed\",\"Code\":0,\"Trace\":\"#0 \\/var\\/www\\/owncloud\\/3rdparty\\/doctrine\\/dbal\\/lib\\/Doctrine\\/DBAL\\/DBALException.php(116): Doctrine\\DBAL\\Driver\\AbstractSQLiteDriver->convertException('An exception oc...', Object(Doctrine\\DBAL\\Driver\\PDOException))\n#1 \\/var\\/www\\/owncloud\\/3rdparty\\/doctrine\\/dbal\\/lib\\/Doctrine\\/DBAL\\/Statement.php(175): Doctrine\\DBAL\\DBALException::driverExceptionDuringQuery(Object(Doctrine\\DBAL\\Driver\\PDOSqlite\\Driver), Object(Doctrine\\DBAL\\Driver\\PDOException), 'SELECT \\"uid\\", \\"...', Array)\n#2 \\/var\\/www\\/owncloud\\/lib\\/private\\/legacy\\/db\\/statementwrapper.php(73): Doctrine\\DBAL\\Statement->execute(Array)\n#3 \\/var\\/www\\/owncloud\\/lib\\/private\\/User\\/Database.php(223): OC_DB_StatementWrapper->execute(Array)\n#4 \\/var\\/www\\/owncloud\\/lib\\/private\\/User\\/Database.php(270): OC\\User\\Database->loadUser('admin')\n#5 \\/var\\/www\\/owncloud\\/lib\\/private\\/User\\/Manager.php(139): OC\\User\\Database->userExists('admin')\n#6 \\/var\\/www\\/owncloud\\/lib\\/private\\/User\\/Session.php(192): OC\\User\\Manager->get('admin')\n#7 \\/var\\/www\\/owncloud\\/lib\\/private\\/legacy\\/app.php(288): OC\\User\\Session->getUser()\n#8 \\/var\\/www\\/owncloud\\/lib\\/private\\/legacy\\/app.php(105): OC_App::getEnabledApps()\n#9 \\/var\\/www\\/owncloud\\/lib\\/private\\/legacy\\/user.php(127): OC_App::loadApps(Array)\n#10 \\/var\\/www\\/owncloud\\/lib\\/base.php(640): OC_User::setupBackends()\n#11 \\/var\\/www\\/owncloud\\/lib\\/base.php(967): OC::init()\n#12 \\/var\\/www\\/owncloud\\/index.php(37): require_once('\\/var\\/www\\/ownclo...')\n#13 {main}\",\"File\":\"\\/var\\/www\\/owncloud\\/3rdparty\\/doctrine\\/dbal\\/lib\\/Doctrine\\/DBAL\\/Driver\\/AbstractSQLiteDriver.php\",\"Line\":85}","level":3,"time":"2016-09-12T19:48:44+00:00","method":"POST","url":"\/index.php\/settings\/ajax\/enableapp.php","user":"admin"}
{"reqId":"dmL68nWvoKa7hMGmpqlw","remoteAddr":"87.165.71.229","app":"core","message":"Trusted domain error. \"87.165.71.229\" tried to access using \"owncloud.ddnss.org\" as host.","level":2,"time":"2016-09-12T19:59:57+00:00","method":"GET","url":"\/status.php","user":"--"}
{"reqId":"rQD\/enFHVUhWg\/1klyvb","remoteAddr":"87.165.71.229","app":"core","message":"Trusted domain error. \"87.165.71.229\" tried to access using \"owncloud.ddnss.org\" as host.","level":2,"time":"2016-09-12T20:00:09+00:00","method":"GET","url":"\/status.php","user":"--"}
{"reqId":"\/01lD9mn+sfhGoWjQhjV","remoteAddr":"192.168.178.21","app":"no app in context","message":"OCA\Files_Antivirus\AvirWrapper OCA\Files_Antivirus\AvirWrapper::fopen The antivirus executable could not be found at \/usr\/bin\/clamscan","level":2,"time":"2016-09-12T20:00:31+00:00","method":"POST","url":"\/index.php\/login","user":"PatrickDavid"}
{"reqId":"\/01lD9mn+sfhGoWjQhjV","remoteAddr":"192.168.178.21","app":"no app in context","message":"OCA\Files_Antivirus\AvirWrapper OCA\Files_Antivirus\AvirWrapper::fopen The antivirus executable could not be found at \/usr\/bin\/clamscan","level":2,"time":"2016-09-12T20:00:37+00:00","method":"POST","url":"\/index.php\/login","user":"PatrickDavid"}
{"reqId":"TsP1fQBoJd0d7oGCS+fT","remoteAddr":"87.165.71.229","app":"core","message":"Trusted domain error. \"87.165.71.229\" tried to access using \"owncloud.ddnss.org\" as host.","level":2,"time":"2016-09-12T20:00:37+00:00","method":"GET","url":"\/","user":"--"}
{"reqId":"\/01lD9mn+sfhGoWjQhjV","remoteAddr":"192.168.178.21","app":"no app in context","message":"OCA\Files_Antivirus\AvirWrapper OCA\Files_Antivirus\AvirWrapper::fopen The antivirus executable could not be found at \/usr\/bin\/clamscan","level":2,"time":"2016-09-12T20:00:37+00:00","method":"POST","url":"\/index.php\/login","user":"PatrickDavid"}
{"reqId":"\/01lD9mn+sfhGoWjQhjV","remoteAddr":"192.168.178.21","app":"no app in context","message":"OCA\Files_Antivirus\AvirWrapper OCA\Files_Antivirus\AvirWrapper::fopen The antivirus executable could not be found at \/usr\/bin\/clamscan","level":2,"time":"2016-09-12T20:00:38+00:00","method":"POST","url":"\/index.php\/login","user":"PatrickDavid"}
{"reqId":"\/01lD9mn+sfhGoWjQhjV","remoteAddr":"192.168.178.21","app":"no app in context","message":"OCA\Files_Antivirus\AvirWrapper OCA\Files_Antivirus\AvirWrapper::fopen The antivirus executable could not be found at \/usr\/bin\/clamscan","level":2,"time":"2016-09-12T20:00:41+00:00","method":"POST","url":"\/index.php\/login","user":"PatrickDavid"}
{"reqId":"rc8+RwE5KrD53fvZMPbJ","remoteAddr":"87.165.71.229","app":"core","message":"Trusted domain error. \"87.165.71.229\" tried to access using \"owncloud.ddnss.org\" as host.","level":2,"time":"2016-09-12T20:00:41+00:00","method":"GET","url":"\/status.php","user":"--"}
{"reqId":"pnQ7DFLYyrLtkNmhRRb+","remoteAddr":"87.165.71.229","app":"core","message":"Trusted domain error. \"87.165.71.229\" tried to access using \"owncloud.ddnss.org\" as host.","level":2,"time":"2016-09-12T20:00:43+00:00","method":"GET","url":"\/","user":"--"}
{"reqId":"XRg8Zzl97m8Cb+y\/zNr\/","remoteAddr":"87.165.71.229","app":"core","message":"Trusted domain error. \"87.165.71.229\" tried to access using \"owncloud.ddnss.org\" as host.","level":2,"time":"2016-09-12T20:00:44+00:00","method":"GET","url":"\/index.php\/core\/js\/oc.js?v=de6e2330ac40d6db98922bfd34c6bee1","user":"--"}
{"reqId":"nZL4jb14PIPMS7oTVgVl","remoteAddr":"87.165.71.229","app":"core","message":"Trusted domain error. \"87.165.71.229\" tried to access using \"owncloud.ddnss.org\" as host.","level":2,"time":"2016-09-12T20:00:45+00:00","method":"GET","url":"\/index.php\/core\/js\/oc.js?v=de6e2330ac40d6db98922bfd34c6bee1","user":"--"}
{"reqId":"44Rk4+7NjqUNMVC+\/LCM","remoteAddr":"87.165.71.229","app":"core","message":"Trusted domain error. \"87.165.71.229\" tried to access using \"owncloud.ddnss.org\" as host.","level":2,"time":"2016-09-12T20:01:13+00:00","method":"GET","url":"\/status.php","user":"--"}
{"reqId":"Vv6I46EkwbJoH2l9r7A5","remoteAddr":"87.165.71.229","app":"core","message":"Trusted domain error. \"87.165.71.229\" tried to access using \"owncloud.ddnss.org\" as host.","level":2,"time":"2016-09-12T20:01:45+00:00","method":"GET","url":"\/status.php","user":"--"}
{"reqId":"dmtFn1XNfXx6FA6oK9Qu","remoteAddr":"87.165.71.229","app":"core","message":"Trusted domain error. \"87.165.71.229\" tried to access using \"owncloud.ddnss.org\" as host.","level":2,"time":"2016-09-12T20:02:17+00:00","method":"GET","url":"\/status.php","user":"--"}
{"reqId":"\/civyfSxFc+z14ziRZ1V","remoteAddr":"87.165.71.229","app":"core","message":"Trusted domain error. \"87.165.71.229\" tried to access using \"owncloud.ddnss.org\" as host.","level":2,"time":"2016-09-12T20:02:49+00:00","method":"GET","url":"\/status.php","user":"--"}
{"reqId":"q762W\/SwlF2AaeCQmSWR","remoteAddr":"87.165.71.229","app":"core","message":"Trusted domain error. \"87.165.71.229\" tried to access using \"owncloud.ddnss.org\" as host.","level":2,"time":"2016-09-12T20:03:21+00:00","method":"GET","url":"\/status.php","user":"--"}
{"reqId":"4WWYYhFRv9gIuEEuKhpt","remoteAddr":"87.165.71.229","app":"core","message":"Trusted domain error. \"87.165.71.229\" tried to access using \"owncloud.ddnss.org\" as host.","level":2,"time":"2016-09-12T20:03:53+00:00","method":"GET","url":"\/status.php","user":"--"}
{"reqId":"Ywm69GlVdo5FcsOChmc5","remoteAddr":"87.165.71.229","app":"core","message":"Trusted domain error. \"87.165.71.229\" tried to access using \"owncloud.ddnss.org\" as host.","level":2,"time":"2016-09-12T20:04:25+00:00","method":"GET","url":"\/status.php","user":"--"}
{"reqId":"CLQfwIMv38yNQLAn9eQt","remoteAddr":"87.165.71.229","app":"core","message":"Trusted domain error. \"87.165.71.229\" tried to access using \"owncloud.ddnss.org\" as host.","level":2,"time":"2016-09-12T20:04:57+00:00","method":"GET","url":"\/status.php","user":"--"}
{"reqId":"jwePGrMFT7s98GvBvxKv","remoteAddr":"87.165.71.229","app":"core","message":"Trusted domain error. \"87.165.71.229\" tried to access using \"owncloud.ddnss.org\" as host.","level":2,"time":"2016-09-12T20:05:29+00:00","method":"GET","url":"\/status.php","user":"--"}
{"reqId":"6porfJNUdZP2JXGUTZEI","remoteAddr":"87.165.71.229","app":"core","message":"Trusted domain error. \"87.165.71.229\" tried to access using \"owncloud.ddnss.org\" as host.","level":2,"time":"2016-09-12T20:06:01+00:00","method":"GET","url":"\/status.php","user":"--"}
{"reqId":"0ujS7tvvtCUbcpAkCSD1","remoteAddr":"87.165.71.229","app":"core","message":"Trusted domain error. \"87.165.71.229\" tried to access using \"owncloud.ddnss.org\" as host.","level":2,"time":"2016-09-12T20:06:33+00:00","method":"GET","url":"\/status.php","user":"--"}
{"reqId":"+IT+lnyP4UvOrHrF70Ka","remoteAddr":"87.165.71.229","app":"core","message":"Trusted domain error. \"87.165.71.229\" tried to access using \"owncloud.ddnss.org\" as host.","level":2,"time":"2016-09-12T20:07:05+00:00","method":"GET","url":"\/status.php","user":"--"}
{"reqId":"DFSYXt5RrafmDegVAgxE","remoteAddr":"87.165.71.229","app":"core","message":"Trusted domain error. \"87.165.71.229\" tried to access using \"owncloud.ddnss.org\" as host.","level":2,"time":"2016-09-12T20:07:37+00:00","method":"GET","url":"\/status.php","user":"--"}
{"reqId":"KRP4wl+\/7woYlPv99WbG","remoteAddr":"87.165.71.229","app":"core","message":"Trusted domain error. \"87.165.71.229\" tried to access using \"owncloud.ddnss.org\" as host.","level":2,"time":"2016-09-12T20:08:09+00:00","method":"GET","url":"\/status.php","user":"--"}
{"reqId":"RFHNSlq+Jl2OCvaHs0KQ","remoteAddr":"87.165.71.229","app":"core","message":"Trusted domain error. \"87.165.71.229\" tried to access using \"owncloud.ddnss.org\" as host.","level":2,"time":"2016-09-12T20:08:41+00:00","method":"GET","url":"\/status.php","user":"--"}
{"reqId":"mw9cFiFTCbwwDUB+GdP2","remoteAddr":"87.165.71.229","app":"core","message":"Trusted domain error. \"87.165.71.229\" tried to access using \"owncloud.ddnss.org\" as host.","level":2,"time":"2016-09-12T20:09:13+00:00","method":"GET","url":"\/status.php","user":"--"}
{"reqId":"K5OaLqBwXoHJqh7G03CK","remoteAddr":"87.165.71.229","app":"core","message":"Trusted domain error. \"87.165.71.229\" tried to access using \"owncloud.ddnss.org\" as host.","level":2,"time":"2016-09-12T20:09:45+00:00","method":"GET","url":"\/status.php","user":"--"}
{"reqId":"E1cxF\/KoqBa4ZyrHIssC","remoteAddr":"87.165.71.229","app":"core","message":"Trusted domain error. \"87.165.71.229\" tried to access using \"owncloud.ddnss.org\" as host.","level":2,"time":"2016-09-12T20:10:17+00:00","method":"GET","url":"\/status.php","user":"--"}
{"reqId":"M8kWJSo51tn2Rhc1Ovxr","remoteAddr":"87.165.71.229","app":"core","message":"Trusted domain error. \"87.165.71.229\" tried to access using \"owncloud.ddnss.org\" as host.","level":2,"time":"2016-09-12T20:10:49+00:00","method":"GET","url":"\/status.php","user":"--"}
Special configuration (external storage, external authentication, reverse proxy, server-side-encryption):

Integrity status for oC9+

Login as admin user into your ownCloud and access
http://example.com/index.php/settings/integrity/failed
paste the results here.

No errors have been found.

Hi,

moving to the miscellaneous category as ownCloud is not responsible for your domain or any connections from outside. That is the complete job of your webserver and your network configuration.

If that was working before and now not anymore you need to research what was changed in your environment to get to this state.