I've been having email issues at work all day and they seem related to my domain somehow getting pointed to Comcast's DNS servers and Comcast refusing ALL requests. Should the Comcast Business name servers not reply to requests?
http://www.dnswatch.info/dns/dnslookup?la=en&host=216.45.219.62&submit=ResolveSearching for 62.219.45.216.in-addr.arpa. PTR record at H.ROOT-SERVERS.NET. [128.63.2.53] ...took 106 msSearching for 62.219.45.216.in-addr.arpa. PTR record at a.in-addr-servers.arpa. [199.212.0.73] ...took 124 ms Searching for z.arin.net. A record at A.ROOT-SERVERS.NET. [198.41.0.4] ...took 175 msSearching for z.arin.net. A record at m.gtld-servers.net. [192.55.83.30] ...took 131 msSearching for z.arin.net. A record at u.arin.net. [204.61.216.50] ...took 2 ms Searching for 62.219.45.216.in-addr.arpa. PTR record at z.arin.net. [199.212.0.63] ...took 129 ms Searching for ns1.comcastbusiness.net. A record at H.ROOT-SERVERS.NET. [128.63.2.53] ...took 107 msSearching for ns1.comcastbusiness.net. A record at i.gtld-servers.net. [192.43.172.30] ...took 187 msSearching for ns1.comcastbusiness.net. A record at ns4.comcastbusiness.net. [68.87.68.244] ...took 108 ms Searching for 62.219.45.216.in-addr.arpa. PTR record at ns1.comcastbusiness.net. [69.252.250.103] ...took 95 msREFUSEDSearching for 62.219.45.216.in-addr.arpa. PTR record at ns2.comcastbusiness.net. [68.87.85.132] ...took 139 msREFUSEDSearching for 62.219.45.216.in-addr.arpa. PTR record at ns3.comcastbusiness.net. [68.87.76.228] ...took 170 msREFUSEDSearching for 62.219.45.216.in-addr.arpa. PTR record at ns1.comcastbusiness.net. [69.252.250.103] ...took 95 msREFUSEDSearching for 62.219.45.216.in-addr.arpa. PTR record at ns3.comcastbusiness.net. [68.87.76.228] ...took 168 msREFUSEDSearching for 62.219.45.216.in-addr.arpa. PTR record at ns2.comcastbusiness.net. [68.87.85.132] ...took 141 msREFUSED None of the nameservers responded correctly.
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