On Feb 22, 12:33pm, Angus wrote: } if you run a whois on 169.132.8.10 you'll find that it's idt.net.. also.. if I did this and sent mail to all my idt subscribers which got there without bounceing. } you look down in the header you will probably see subscriber(s) from } @idt.net these are bouncing all over the place.. and we've set all idt.net } subscrbers to NOMAIL NOPOST until it clears up. The 169.132.8.10 was the only hint of idt I could spot. Strangely the one IDT subscriber on digest was not bounceing. I set the other 2 to digest and no more bounces. NOMAIL & NOPOST is perhaps overkill. -- Rich Greenberg Work: Rich.Greenberg atsign worldspan.com +1 770-563-6656 N6LRT Marietta, GA, USA Play: richgr atsign netcom.com +1 770-321-6507 Eastern time zone. I speak for myself & my dogs only. VM'er since CP-67 Canines:Val(Chinook,CGC,TT),Red(Husky,(RIP)),Shasta(Husky,TT) Owner:Chinook-L Atlanta Siberian Husky Rescue. Adopt a homeless Husky. Asst Owner:Sibernet-L