[Greylist-users] Jon Atkins grey list and yahoo groups

[ed]

I contribute this, for anyone who uses yahoogroups and and will know
they have a huge pool of email servers. This can be adapted for other
mail lists also.

Request for Comment.

for i in `seq 0 255` ; do IP=`ping n$i.grp.scd.yahoo.com -c 1 -i 100 |
grep icmp_seq=0 | sed s/.*from\ //|sed s/:\ icmp.*//` ; touch $IP ; done
;