For those interested in seeing how this has evolved, and what exactly this particular accreditation database provides, our query pages have been expanded, and include a link to the full suggested DNSL data response codes. The codes we use at present include: 127.0.0.1 Listed in IADB 127.0.1.255 Vouched listing 127.2.255.1 Publishes SPF record 127.2.255.2 Publishes Microsoft "Caller I.D. for Email" record 127.2.255.101 Participates in Habeas program 127.2.255.102 Participates in Ironport's Bonded Sender program 127.3.100.0 Has absolutely no mailing controls in place 127.3.100.1 Scrapes addresses, pure opt-out only 127.3.100.2 Accepts unverified sign-ups such as through web page 127.3.100.3 Accepts unverified sign-ups, gives chance to opt out 127.3.100.4 Reserved 127.3.100.5 Has opt-in confirmation mechanism 127.3.100.6 Has and uses opt-in confirmation mechanism 127.3.100.7 Reserved 127.3.100.8 Reserved 127.3.100.9 Reserved 127.3.100.10 All mailing list mail is confirmed opt-in The general information is at http://www.isipp.com/iadb.php Query information specifically is at http://www.isipp.com/iadbquery.php It is, of course, free to query IADB, as well as to be listed as an individual. Anne