163.178.0.0/16
65.28.0.0/16
213.59.0.0/16
139.130.0.0/16
148.122.0.0/16
165.21.0.0/16
209.88.0.0/16

66.12.0.0/19
66.13.0.0/19
204.252.208.0/19
207.218.192.0/19
209.239.32.0/19
209.151.224.0/19
216.40.192.0/19
194.158.192.0/19
196.32.128.0/19
64.38.192.0/19
64.246.0.0/19

209.88.56.0/21

12.8.241.0/24
216.190.134.0/24
63.111.24.0/24
63.111.25.0/24
63.150.48.0/24
213.77.27.0/24
80.64.131.69/24
65.172.12.0/24
65.216.70.0/24
216.94.60.0/24
209.114.211.0/24
66.150.40.0/24
209.157.47.0/24
216.219.11.0/24

209.68.226.0/23

24.0.0.0/8
61.0.0.0/8
62.0.0.0/8
80.0.0.0/8
193.0.0.0/8
194.0.0.0/8
195.0.0.0/8
200.0.0.0/8
202.0.0.0/8
203.0.0.0/8
210.0.0.0/8
211.0.0.0/8
212.0.0.0/8
213.0.0.0/8
217.0.0.0/8
218.0.0.0/8

208.62.225.80/32
166.93.94.166/32
66.70.14.160/32
64.55.104.25/32

# The following was found via a Google search.  Works great!

/[-.]dial/                550 Use an authorized relay
/dial[-inu.]/             550 Use an authorized relay
/^dial/                   550 Use an authorized relay
/[-.]ppp/             550 Use an authorized relay
/ppp[-inu.]/              550 Use an authorized relay
/^ppp/                    550 Use an authorized relay
/adsl/                    550 Use an authorized relay
/host*pool*/              550 Use an authorized relay
/\.da\.uu\.net/               550 Use an authorized relay
/\.du\..*uu\.net/         550 Use an authorized relay
/client*\.attbi\.com/         550 Use an authorized relay
/client2*\.attbi\.com/            550 Use an authorized relay
/client*\.comcast\.net/           550 Use an authorized relay
/pcp*\.comcast\.net/          550 Use an authorized relay
/^pc.*\.comcast\.net/         550 Use an authorized relay
/^bg.*\.comcast\.net/         550 Use an authorized relay
/smtp*\.rr\.com/          OK
/\.rr\.com/               550 Use an authorized relay
/pool*verizon\.net/           550 Use an authorized relay
/dsl*verizon\.net/            550 Use an authorized relay
/ipt\.aol\.com/               550 Use an authorized relay
/ipt\.aol\.net/               550 Use an authorized relay
/client*\.natinst\.com/           550 Use an authorized relay
/hfep*\.dion\.ne\.jp/         550 Use an authorized relay
/^CPE*\.cable\.rogers\.com/       550 Use an authorized relay
/cable\.mindspring\.com/      550 Use an authorized relay
/dsl\.pipex\.com/         550 Use an authorized relay
/dsl*\.swbell\.net/           550 Use an authorized relay
/nr*\.fuse\.net/          550 Use an authorized relay
/dsl*\.ameritech\.net/            550 Use an authorized relay
/[0-9]*\.roadrunner\.nf\.net/     550 Use an authorized relay
/optonline\.net/          550 Use an authorized relay
/^ip*\.cox.net/               550 Use an authorized relay
/^cm*\.charter\.com/          550 Use an authorized relay
/^[0-9]*\.arrival\.net/           550 Use an authorized relay
/^[0-9]*\.rev\.krline\.net/       550 Use an authorized relay
/^[0-9]*\.hinet\.net/         550 Use an authorized relay
/adsl\.*apol\.com\.tw/            550 Use an authorized relay
/pooles\.rima\-tde\.net/      550 Use an authorized relay
/adsl*\.worldonline\.dk/      550 Use an authorized relay
/dsl*\.antwerp\.kpn\.be/      550 Use an authorized relay
/^ip*\.pacific\.net\.hk/      550 Use an authorized relay
/cable\.ntl\.com/         550 Use an authorized relay
/^te*\.transedge\.com/            550 Use an authorized relay
/^p[0-9]*\.net\.upc\.nl/      550 Use an authorized relay
/^host*\.alestra\.net\.mx/        550 Use an authorized relay
/^h*\.covad\.net/         550 Use an authorized relay
/dsl*\.pacbell\.net/          550 Use an authorized relay
/dsl*\.solcon\.nl/            550 Use an authorized relay
/host*\.btopenworld\.com/     550 Use an authorized relay
/user*\.sprint\-hsd\.net/     550 Use an authorized relay
/dsl*\.gil\.com\.au/          550 Use an authorized relay
/dsl*\.info\.com\.ph/         550 Use an authorized relay
/ip[0-9]*\.pronto\.spb\.su/       550 Use an authorized relay
/dsl*\.easynet\.co\.uk/           550 Use an authorized relay
/dsl*\.dslextreme\.com/           550 Use an authorized relay
/dsl*\.prodigy\.net\.mx/      550 Use an authorized relay
/[0-9]*\.xo\.net/         550 Use an authorized relay
/c[0-9]*\.is\.net\.tw/            550 Use an authorized relay
/s[0-9]*\.tele2\.cz/          550 Use an authorized relay
/[0-9]*\.isp\.tfn\.net\.tw/       550 Use an authorized relay
/adsl\.tisnet\.net\.tw/           550 Use an authorized relay
/adsl\.zonnet\.nl/            550 Use an authorized relay
/wsip*\.cox\.net/         550 Use an authorized relay
/dsl\.speakeasy\.net/         550 Use an authorized relay
/zzz\*splitrock\.net/         550 Use an authorized relay
/^cpe/                    550 Use an authorized relay
/subscriber/              550 Use an authorized relay