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www.boinbb.com has two IP numbers , which are the same as for boinbb.com. They are on different IP networks. boinbb.com, mail.lucky777.jp, hostmaster.boinbb.com and 122x216x23x242.ap122.ftth.ucom.ne.jp point to the same IP. boinbb.com is a domain controlled by three nameservers at value-domain.com. All of them are on different IP networks. Incoming mail for boinbb.com is handled by one mailserver at boinbb.com themselves. www.boinbb.com is hosted on two servers in Japan.

www.boinbb.com
a records
 
+ 122.216.23.242 122.216.0.0/14 AS17506 122x216x23x242.ap122.ftth.ucom.ne.jp
+ --- 122x216x23x242.ap122.ftth.ucom.ne.jp
+ 219.118.172.140 219.118.160.0/19 AS9600  
+ ---  

*.boinbb.com
a records
 
+ 122.216.23.242 122.216.0.0/14 AS17506 122x216x23x242.ap122.ftth.ucom.ne.jp
+ --- 122x216x23x242.ap122.ftth.ucom.ne.jp
+ 219.118.172.140 219.118.160.0/19 AS9600  
+ ---  

boinbb.com
a records
 
+ 122.216.23.242 122.216.0.0/14 AS17506 122x216x23x242.ap122.ftth.ucom.ne.jp
+ --- 122x216x23x242.ap122.ftth.ucom.ne.jp
+ 219.118.172.140 219.118.160.0/19 AS9600  
+ ---  
ns-soa records
ns1.value-domain.com
+ 59.106.14.70 59.106.0.0/17 AS9370 sakura4.digi-rock.com
+ --- sakura4.digi-rock.com
ns records
ns1.value-domain.com
+ 59.106.14.70 59.106.0.0/17 AS9370 sakura4.digi-rock.com
+ --- sakura4.digi-rock.com
ns2.value-domain.com
+ 202.229.187.26 202.229.0.0/16 AS2514  
+ ---  
ns3.value-domain.com
+ 202.172.28.207 202.172.24.0/21 AS37907 s206.coreserver.jp
+ --- s206.coreserver.jp
mx records
mail.boinbb.com
+ 122.216.85.58 122.216.0.0/14 AS17506 122x216x85x58.ap122.ftth.ucom.ne.jp
+ --- 122x216x85x58.ap122.ftth.ucom.ne.jp
ip numbers of host
122.216.23.242
219.118.172.140
ptrs of ip numbers
122x216x23x242.ap122.ftth.ucom.ne.jp
hostnames sharing ip with a-records
*.boinbb.com
122x216x23x242.ap122.ftth.ucom.ne.jp
boinbb.com
hostmaster.boinbb.com
mail.lucky777.jp
domains using this as mailserver under another name
lucky777.jp