Michael C. Toren on 16 Oct 2004 02:15:03 -0000


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Re: [PLUG] DNS problem


On Fri, Oct 15, 2004 at 09:39:34PM -0400, Paul wrote:
> Oh, I think I've mixed up changing a record with changing servers.

Yes, COM and NET currently have a TTL of 48 hours, but it varies greatly
for other TLDs.  ORG, EDU, and BIZ are currently set to 24 hours, INFO
is set to just two hours, MUSEUM and AERO to only one hour, and NAME to
5 minutes (!!).

    for i in $(wget -qO- ftp://FTP.INTERNIC.NET/domain/root.zone.gz \
       | gunzip -c \
       | awk '/^[A-Z][A-Z][A-Z][A-Z]*\. *NS / { print $1 }' \
       | sort -u); \
    do dig +trace $i | awk '/SOA/ {print $1, $2}'; done | sort -nr +1 -2

-mct

-- 
perl -e'$u="\4\5\6";sub H{8*($_[1]%79)+($_[0]%8)}sub G{vec$u,H(@_),1}sub S{vec
($n,H(@_),1)=$_[2]}$_=q^{P`clear`;for$iX){PG($iY)?"O":" "forX8);P"\n"}for$iX){
forX8){$c=scalar grep{G@$_}[$i-1Y-1Z-1YZ-1Y+1ZY-1ZY+1Z+1Y-1Z+1YZ+1Y+1];S$iY,G(
$iY)?$c=~/[23]/?1:0:$c==3?1:0}}$u=$n;select$M,$C,$T,.2;redo}^;s/Z/],[\$i/g;s/Y
/,\$_/xg;s/X/(0..7/g;s/P/print+/g;eval' #     Michael C. Toren <mct@toren.net>

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