> update.nai.com
Server:  ns1.gfcom.info
Address:  10.0.0.110
Name:    a2047.x.akamai.net
Addresses:  62.41.85.112, 62.41.85.98, 62.41.85.107, 62.41.85.105
          62.41.85.83, 62.41.85.89, 62.41.85.88, 62.41.85.90, 62.41.85.42
Aliases:  update.nai.com, update.nai.com.edgesuite.net
> ftp.nai.com
Server:  ns1.gfcom.info
Address:  10.0.0.110
Non-authoritative answer:
Name:    19430.ftp.download.akadns.net
Addresses:  213.248.114.167, 213.248.114.170, 213.248.114.166, 213.248.114.169
          213.248.114.168
Aliases:  ftp.nai.com, mcafee.ftp.download.akamai.com
          19430.ftp.download2.akadns.net

> update.nai.com
Server:  resolver1.opendns.com
Address:  208.67.222.222
Non-authoritative answer:
Name:    a2047.x.akamai.net
Addresses:  62.41.85.107, 62.41.85.89, 62.41.85.98, 62.41.85.106
          62.41.85.42, 62.41.85.74, 62.41.85.51, 62.41.85.112, 62.41.85.83
Aliases:  update.nai.com, update.nai.com.edgesuite.net
> ftp.nai.com
Server:  resolver1.opendns.com
Address:  208.67.222.222
Non-authoritative answer:
Name:    19430.ftp.download.akadns.net
Addresses:  213.248.114.166, 213.248.114.168, 213.248.114.170, 213.248.114.169
          213.248.114.167
Aliases:  ftp.nai.com, mcafee.ftp.download.akamai.com
          19430.ftp.download2.akadns.net

> update.nai.com
Server:  ns01.csloxinfo.com
Address:  203.146.237.237
Non-authoritative answer:
Name:    a2047.x.akamai.net
Addresses:  203.146.247.45, 203.146.247.46, 203.146.247.37, 203.146.247.38
Aliases:  update.nai.com, update.nai.com.edgesuite.net
> ftp.nai.com
Server:  ns01.csloxinfo.com
Address:  203.146.237.237
Non-authoritative answer:
Name:    19430.ftp.download.akadns.net
Addresses:  69.31.121.29, 69.31.121.100, 69.31.121.101, 69.31.121.28
Aliases:  ftp.nai.com, mcafee.ftp.download.akamai.com
          19430.ftp.download2.akadns.net

> update.nai.com
Server:  dns2.asianet.co.th
Address:  203.144.207.49
DNS request timed out.
    timeout was 2 seconds.
DNS request timed out.
    timeout was 2 seconds.
*** Request to dns2.asianet.co.th timed-out
> ftp.nai.com
Server:  dns2.asianet.co.th
Address:  203.144.207.49
DNS request timed out.
    timeout was 2 seconds.
DNS request timed out.
    timeout was 2 seconds.
*** Request to dns2.asianet.co.th timed-out

> update.nai.com
Server:  myna.cat.net.th
Address:  202.47.249.4
Name:    update.nai.com
Served by: -root hints-
> ftp.nai.com
Server:  myna.cat.net.th
Address:  202.47.249.4
Name:    ftp.nai.com
Served by: -root hints-
 
*query ส่งต่อให้ root hints