Dears, Finally we found the issue as we are running squid on RHEL 7 Service dnsmasq was stopped We just start it and everything worked fine ! علاء حسن جميل برقاوي Ala'a Hasan Jamil Barqawi System Integrator 8191 Takhassusi Road, Olaya Riyadh 12333 - 3038, KSA Tel +(9661) 2887513 Mobile +(966) 565050590 abarqawi@xxxxxx www.elm.sa -----Original Message----- From: Alaa Hassan Barqawi Sent: Monday, October 24, 2016 1:28 PM To: 'Antony Stone'; squid-users@xxxxxxxxxxxxxxxxxxxxx Subject: RE: [External] Re: Issue when connecting to apple APN I used the same configuration as this URL https://panaharjuna.wordpress.com/2009/12/17/speed-your-squid-server-using-google-public-dns/ But unfortunately when it comes to resolve the apple APN gateway it failed and return 503 service unavailable Any hope to solve it please? Access.log 1477295971.100 0 192.168.186.37 TCP_MISS/503 0 CONNECT gateway.push.apple.com:2195 - HIER_NONE/- - -----Original Message----- From: squid-users [mailto:squid-users-bounces@xxxxxxxxxxxxxxxxxxxxx] On Behalf Of Antony Stone Sent: Monday, October 24, 2016 12:42 PM To: squid-users@xxxxxxxxxxxxxxxxxxxxx Subject: [External] Re: Issue when connecting to apple APN On Monday 24 October 2016 at 11:36:34, Antony Stone wrote: > On Monday 24 October 2016 at 11:27:17, Alaa Hassan Barqawi wrote: > > Dears, > > I am facing issue in connecting with apple APN gateway.push.apple.com : > > 2195 The name cannot be resolved although I am using google DNS > > servers and it throws an error Unable to determine IP address from > > host name gateway.push.apple.com The DNS server returned: > > No DNS records > > There is no A (or AAAA) record, but it is a CNAME: > > $ dig gateway.push.apple.com > > ; <<>> DiG 9.8.4-rpz2+rl005.12-P1 <<>> gateway.push.apple.com ;; > global options: +cmd ;; Got answer: > ;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 4722 ;; flags: qr > rd ra; QUERY: 1, ANSWER: 9, AUTHORITY: 0, ADDITIONAL: 0 > > ;; QUESTION SECTION: > ;gateway.push.apple.com. IN A > > ;; ANSWER SECTION: > gateway.push.apple.com. 193 IN CNAME gateway.push- > apple.com.akadns.net. > gateway.push-apple.com.akadns.net. 60 IN A 17.188.129.25 > gateway.push-apple.com.akadns.net. 60 IN A 17.188.134.21 > gateway.push-apple.com.akadns.net. 60 IN A 17.188.135.152 > gateway.push-apple.com.akadns.net. 60 IN A 17.188.135.149 > gateway.push-apple.com.akadns.net. 60 IN A 17.188.134.150 > gateway.push-apple.com.akadns.net. 60 IN A 17.188.136.184 > gateway.push-apple.com.akadns.net. 60 IN A 17.188.137.150 > gateway.push-apple.com.akadns.net. 60 IN A 17.188.142.26 > > ;; Query time: 19 msec > ;; SERVER: 80.68.80.24#53(80.68.80.24) ;; WHEN: Mon Oct 24 10:35:09 > 2016 ;; MSG SIZE rcvd: 215 > > Are you using your own DNS server, or someone else's? I apologise for not noticing "I am using Google DNS servers". However, sending the above query to 8.8.8.8 gives me precisely the same result. Antony. -- The Magic Words are Squeamish Ossifrage. Please reply to the list; please *don't* CC me. _______________________________________________ squid-users mailing list squid-users@xxxxxxxxxxxxxxxxxxxxx http://lists.squid-cache.org/listinfo/squid-users This e-mail message and all attachments transmitted with it are intended solely for the use of the addressee and may contain legally privileged and confidential information. If the reader of this message is not the intended recipient, or an employee or agent responsible for delivering this message to the intended recipient, you are hereby notified that any dissemination, distribution, copying, or other use of this message or its attachments is strictly prohibited. If you have received this message in error, please notify the sender immediately by replying to this message and please delete it from your computer. _______________________________________________ squid-users mailing list squid-users@xxxxxxxxxxxxxxxxxxxxx http://lists.squid-cache.org/listinfo/squid-users