William, can you tell me what IP address courier.push.apple.com resolves to, and why you believe this is a dns performance issue?
Owner: Emmanuel Technology Consulting
Former Sophos SG(Astaro) advocate/researcher/Silver Partner
PfSense w/Suricata, ntopng,
Other addons to follow
William, can you tell me what IP address courier.push.apple.com resolves to, and why you believe this is a dns performance issue?
Owner: Emmanuel Technology Consulting
Former Sophos SG(Astaro) advocate/researcher/Silver Partner
PfSense w/Suricata, ntopng,
Other addons to follow
Request URL: http://courier.push.apple.com/
Request Time: 16 Jul, 14:08 (EDT)
Result: Blocked
Reason: Host not found
Policy name: Base Policy
Exceptions: Apple Update, Apple HTTPS
C:\>nslookup courier.push.apple.com
Server: pghpitspwdmc001.-.com
Address: 172.16.-.-
DNS request timed out.
timeout was 2 seconds.
DNS request timed out.
timeout was 2 seconds.
*** Request to pghpitspwdmc001.-.com timed-out
C:\>nslookup courier.push.apple.com 8.8.8.8
Server: google-public-dns-a.google.com
Address: 8.8.8.8
Non-authoritative answer:
Name: courier.push.apple.com