go
punyu.jp use this as a mailserver. punyu.jp is a domain controlled by two nameservers on different IP networks. Incoming mail for punyu.jp is handled by one mailserver at punyu.jp themselves. punyu.jp has one IP number.

punyu.jp
a records
 
+ 202.222.30.199 202.222.16.0/20 AS9370  
+ ---  
ns-soa records
sv.madame.jp
+ 61.121.247.64 61.121.240.0/20 AS4694 -
+ --- -
ns records
dns2.lolipop.jp
+ 202.3.142.209 202.3.140.0/22 AS23661 dns02.lolipop.jp
+ --- dns02.lolipop.jp
sv.madame.jp
+ 61.121.247.64 61.121.240.0/20 AS4694 -
+ --- -
mx records
mail.punyu.jp
+   AS?  
+ ---  
domains using this as mailserver
punyu.jp