Es gibt für O2 Kunden aktuell Probleme, auf cdn.idealo.com zuzugreifen. Mein Router verwendet 62.109.121.1 als DNS Server (dns3.telefonica.de). Dieser löst den Namen nicht auf. Der Google DNS Server (8.8.8.8) löst korrekt auf.



Emma:~ pjotr$ dig @62.109.121.1 cdn.idealo.com







; <<>> DiG 9.8.3-P1 <<>> @62.109.121.1 cdn.idealo.com



; (1 server found)



;; global options: +cmd



;; Got answer:



;; ->>HEADER<<- opcode: QUERY, status: SERVFAIL, id: 1418



;; flags: qr rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 0, ADDITIONAL: 0







;; QUESTION SECTION:



;cdn.idealo.com. IN A







;; Query time: 326 msec



;; SERVER: 62.109.121.1#53(62.109.121.1)



;; WHEN: Sat Jul 29 00:58:16 2017



;; MSG SIZE  rcvd: 32



Emma:~ pjotr$ dig @8.8.8.8 cdn.idealo.com







; <<>> DiG 9.8.3-P1 <<>> @8.8.8.8 cdn.idealo.com



; (1 server found)



;; global options: +cmd



;; Got answer:



;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 63817



;; flags: qr rd ra; QUERY: 1, ANSWER: 3, AUTHORITY: 0, ADDITIONAL: 0







;; QUESTION SECTION:



;cdn.idealo.com. IN A







;; ANSWER SECTION:



cdn.idealo.com. 13936 IN CNAME cdn.idealo.com.edgekey.net.



cdn.idealo.com.edgekey.net. 20962 IN CNAME e10297.g.akamaiedge.net.



e10297.g.akamaiedge.net. 19 IN A 23.201.165.47







;; Query time: 48 msec



;; SERVER: 8.8.8.8#53(8.8.8.8)



;; WHEN: Sat Jul 29 00:57:51 2017



;; MSG SIZE  rcvd: 122



 



Emma:~ pjotr$ dig +trace @62.109.121.1 cdn.idealo.com







; <<>> DiG 9.8.3-P1 <<>> +trace @62.109.121.1 cdn.idealo.com



; (1 server found)



;; global options: +cmd



. 231380 IN NS h.root-servers.net.



. 231380 IN NS i.root-servers.net.



. 231380 IN NS j.root-servers.net.



. 231380 IN NS k.root-servers.net.



. 231380 IN NS l.root-servers.net.



. 231380 IN NS m.root-servers.net.



. 231380 IN NS a.root-servers.net.



. 231380 IN NS b.root-servers.net.



. 231380 IN NS c.root-servers.net.



. 231380 IN NS d.root-servers.net.



. 231380 IN NS e.root-servers.net.



. 231380 IN NS f.root-servers.net.



. 231380 IN NS g.root-servers.net.



;; Received 512 bytes from 62.109.121.1#53(62.109.121.1) in 24 ms







com. 172800 IN NS a.gtld-servers.net.



com. 172800 IN NS b.gtld-servers.net.



com. 172800 IN NS c.gtld-servers.net.



com. 172800 IN NS d.gtld-servers.net.



com. 172800 IN NS e.gtld-servers.net.



com. 172800 IN NS f.gtld-servers.net.



com. 172800 IN NS g.gtld-servers.net.



com. 172800 IN NS h.gtld-servers.net.



com. 172800 IN NS i.gtld-servers.net.



com. 172800 IN NS j.gtld-servers.net.



com. 172800 IN NS k.gtld-servers.net.



com. 172800 IN NS l.gtld-servers.net.



com. 172800 IN NS m.gtld-servers.net.



;; Received 492 bytes from 199.7.83.42#53(199.7.83.42) in 43 ms







idealo.com. 172800 IN NS ns1.nodesecure.com.



idealo.com. 172800 IN NS ns2.nodesecure.de.



;; Received 136 bytes from 192.5.6.30#53(192.5.6.30) in 44 ms







cdn.idealo.com. 86400 IN CNAME cdn.idealo.com.edgekey.net.



;; Received 72 bytes from 176.97.158.102#53(176.97.158.102) in 38 ms