go
mail2.dcgroup.biz has one IP number , via cname to alt1.aspmx.l.google.com , but the reverse is mail-ew0-f47.google.com. maa.hke-well.com and mail-ew0-f47.google.com point to the same IP. dcgroup.biz use this as a mailserver. dcgroup.biz is a domain controlled by two nameservers at dcgroup.biz themselves. They are on the same IP network. Incoming mail for dcgroup.biz is handled by seven mailservers having a total of 28 IP numbers. Some of them are on the same IP network. mail2.dcgroup.biz is hosted on a server in United States.

mail2.dcgroup.biz
cname records
alt1.aspmx.l.google.com
+ 209.85.219.47 209.85.219.0/24 AS15169 mail-ew0-f47.google.com
+ --- mail-ew0-f47.google.com

dcgroup.biz
ns-soa records
dcgroup.biz
+   AS?  
+ ---  
ns records
ns1.dcgroup.biz
+ 89.149.193.165 89.149.192.0/18 AS28753 mail.bezlimit.com
+ --- mail.bezlimit.com
ns2.dcgroup.biz
+ 89.149.200.31 89.149.192.0/18 AS28753 www.bezlimit.com
+ --- www.bezlimit.com
mx records
mail1.dcgroup.biz
+ 209.85.221.19 209.85.221.0/24 AS15169 mail-qy0-f19.google.com
+ --- mail-qy0-f19.google.com
mail2.dcgroup.biz
+ 209.85.219.47 209.85.219.0/24 AS15169 mail-ew0-f47.google.com
+ --- mail-ew0-f47.google.com
mail3.dcgroup.biz
+ 209.85.219.41 209.85.219.0/24 AS15169 mail-ew0-f41.google.com
+ --- mail-ew0-f41.google.com
mail4.dcgroup.biz
+ 209.85.135.27 209.85.134.0/23 AS15169 mu-in-f27.1e100.net
+ --- mu-in-f27.1e100.net
mail5.dcgroup.biz
+ 209.85.222.1 209.85.222.0/24 AS15169 mail-pz0-f1.google.com
+ --- mail-pz0-f1.google.com
+ 209.85.222.2 209.85.222.0/24 AS15169  
+ ---  
+ 209.85.222.3 209.85.222.0/24 AS15169  
+ 209.85.222.4 209.85.222.0/24 AS15169 mail-pz0-f4.google.com
+ --- mail-pz0-f4.google.com
+ 209.85.222.5 209.85.222.0/24 AS15169 mail-pz0-f5.google.com
+ --- mail-pz0-f5.google.com
+ 209.85.222.6 209.85.222.0/24 AS15169  
+ ---  
+ 209.85.222.7 209.85.222.0/24 AS15169  
+ 209.85.222.8 209.85.222.0/24 AS15169 mail-pz0-f8.google.com
+ --- mail-pz0-f8.google.com
mail6.dcgroup.biz
+ 209.85.219.1 209.85.219.0/24 AS15169 mail-ew0-f1.google.com
+ --- mail-ew0-f1.google.com
+ 209.85.219.2 209.85.219.0/24 AS15169 mail-ew0-f2.google.com
+ --- mail-ew0-f2.google.com
+ 209.85.219.3 209.85.219.0/24 AS15169 mail-ew0-f3.google.com
+ --- mail-ew0-f3.google.com
+ 209.85.219.4 209.85.219.0/24 AS15169 mail-ew0-f4.google.com
+ --- mail-ew0-f4.google.com
+ 209.85.219.5 209.85.219.0/24 AS15169  
+ ---  
+ 209.85.219.6 209.85.219.0/24 AS15169 mail-ew0-f6.google.com
+ --- mail-ew0-f6.google.com
+ 209.85.219.7 209.85.219.0/24 AS15169  
+ ---  
+ 209.85.219.8 209.85.219.0/24 AS15169 mail-ew0-f8.google.com
+ --- mail-ew0-f8.google.com
mail7.dcgroup.biz
+ 209.85.210.1 209.85.210.0/24 AS15169  
+ ---  
+ 209.85.210.2 209.85.210.0/24 AS15169  
+ 209.85.210.3 209.85.210.0/24 AS15169 mail-yx0-f3.google.com
+ --- mail-yx0-f3.google.com
+ 209.85.210.4 209.85.210.0/24 AS15169 mail-yx0-f4.google.com
+ --- mail-yx0-f4.google.com
+ 209.85.210.5 209.85.210.0/24 AS15169 mail-yx0-f5.google.com
+ --- mail-yx0-f5.google.com
+ 209.85.210.6 209.85.210.0/24 AS15169 mail-yx0-f6.google.com
+ --- mail-yx0-f6.google.com
+ 209.85.210.7 209.85.210.0/24 AS15169 mail-yx0-f7.google.com
+ --- mail-yx0-f7.google.com
+ 209.85.210.8 209.85.210.0/24 AS15169 mail-yx0-f8.google.com
+ --- mail-yx0-f8.google.com
ip numbers of host
209.85.219.47
ptrs of ip numbers
mail-ew0-f47.google.com
hostnames sharing ip with a-records
maa.hke-well.com
mail-ew0-f47.google.com
cname
alt1.aspmx.l.google.com
domains using this as mailserver
dcgroup.biz
domains using this as mailserver under another name
hke-well.com