go
ns1.cefet-ma.br has one IP number , which also has a corresponding reverse pointer. www.cefet-ma.br and www.pingifes.cefet-ma.br cnames to this hostname. ns1.ifma.edu.br and www.ifma.edu.br point to the same IP. ifma.edu.br, cefet-ma.br, dee.cefet-ma.br and eafcodo.ma.gov.br use this as a nameserver. cefet-ma.br is delegated to two nameservers, however three extra nameservers are listed in the zone. Two nameservers have the same IP number. Some of them are on the same IP network. Incoming mail for cefet-ma.br is handled by nine mailservers having a total of 29 IP numbers. Two mailservers have the same IP number. Some of them are on the same IP network. ns1.cefet-ma.br is hosted on a server in Brazil.

ns1.cefet-ma.br
a records
 
+ 200.137.128.4 200.137.128.0/18 AS1916 -
+ --- -

cefet-ma.br
ns-soa records
ns1.cefet-ma.br
+ 200.137.128.4 200.137.128.0/18 AS1916 -
+ --- -
ns records
ns2.cefet-ma.br
+ 200.137.128.2 200.137.128.0/18 AS1916 -
+ --- -
ns1.google.com
+ 216.239.32.10 216.239.32.0/24 AS15169 -
ns2.google.com
+ 216.239.34.10 216.239.34.0/24 AS15169 -
ns1.ifma.edu.br
+ 200.137.128.4 200.137.128.0/18 AS1916 ns1.cefet-ma.br
+ --- ns1.cefet-ma.br
ns1.cefet-ma.br
+ 200.137.128.4 200.137.128.0/18 AS1916 -
+ --- -
mx records
santaines.cefet-ma.br
+ 200.137.128.30 200.137.128.0/18 AS1916 -
+ --- -
santaines.ifma.edu.br
+ 200.137.128.30 200.137.128.0/18 AS1916 santaines.cefet-ma.br
+ --- santaines.cefet-ma.br
alt1.aspmx.l.google.com
+ 74.125.79.114 74.125.78.0/23 AS15169 ey-in-f114.1e100.net
+ --- ey-in-f114.1e100.net
alt2.aspmx.l.google.com
+ 209.85.220.53 209.85.220.0/24 AS15169  
+ ---  
aspmx.l.google.com
+ 209.85.221.40 209.85.221.0/24 AS15169  
aspmx2.googlemail.com
+ 209.85.135.27 209.85.134.0/23 AS15169 mu-in-f27.1e100.net
+ --- mu-in-f27.1e100.net
aspmx3.googlemail.com
+ 209.85.222.1 209.85.222.0/24 AS15169  
+ ---  
+ 209.85.222.2 209.85.222.0/24 AS15169 mail-pz0-f2.google.com
+ --- mail-pz0-f2.google.com
+ 209.85.222.3 209.85.222.0/24 AS15169 mail-pz0-f3.google.com
+ --- mail-pz0-f3.google.com
+ 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 mail-pz0-f6.google.com
+ --- mail-pz0-f6.google.com
+ 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
aspmx4.googlemail.com
+ 209.85.219.1 209.85.219.0/24 AS15169  
+ ---  
+ 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 mail-ew0-f5.google.com
+ --- mail-ew0-f5.google.com
+ 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 mail-ew0-f7.google.com
+ --- mail-ew0-f7.google.com
+ 209.85.219.8 209.85.219.0/24 AS15169  
+ ---  
aspmx5.googlemail.com
+ 209.85.210.1 209.85.210.0/24 AS15169 mail-yx0-f1.google.com
+ --- mail-yx0-f1.google.com
+ 209.85.210.2 209.85.210.0/24 AS15169  
+ ---  
+ 209.85.210.3 209.85.210.0/24 AS15169  
+ 209.85.210.4 209.85.210.0/24 AS15169  
+ 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
200.137.128.4
ptrs of ip numbers
ns1.cefet-ma.br
ip numbers using ptr to this host
200.137.128.4
hostnames sharing ip with a-records
ns1.ifma.edu.br
www.ifma.edu.br
hostnames pointing here by cname
www.cefet-ma.br
www.pingifes.cefet-ma.br
domains using this as nameserver
cefet-ma.br
dee.cefet-ma.br
eafcodo.ma.gov.br
ifma.edu.br
domains using this as nameserver under another name
cefet-ma.br
ifma.edu.br
nameservers missing in parent delegation
ns1.google.com
ns1.ifma.edu.br
ns2.google.com
used as nameserver but missing in zone
ifma.edu.br