27 Mar
2005
27 Mar
'05
12:02 p.m.
On the other hand, there are a lot of reasons why a DNS operator may return different answers to their own users of their resolvers. Reverse proxy caching is very common. Just about all WiFi folks use cripple DNS as part of their log on. Or my favorite, quarantining infected computers to get the attention of their owners.
sean, solving a layer two problem (mac address) at layer four will bite you in the long run.
Thank $DEITY for large ISPs running open resolvers on fat pipes .. those do come in quite handy in a resolv.conf sometimes, when I run into this sort of behavior.
problem is many walled garden providers, e.g. t-mo, block 53. randy