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| isreg() { test "`dig +short soa $1`" && echo "Yes" || echo "No"; } | |
| # jp@populuxe:~$ isreg pivotallabs.com | |
| # Yes | |
| # jp@populuxe:~$ isreg everydayhealth.com | |
| # Yes | |
| # jp@populuxe:~$ isreg gov | |
| # Yes | |
| # jp@populuxe:~$ isreg mcfakester.fake | |
| # No |
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