cer.net


domain

Summary

cer.net is delegated to two nameservers, however two extra nameservers are listed in the zone. Two of them are on the same IP network. Incoming mail for cer.net is handled by two mailservers on the same IP network. cer.net has one IP number , but the reverse is ipaddr002.cernet.cn. kaoyan.edu.cn point to the same IP and also shares nameservers. eol.cn, www.cer.net, edu.ccn.eol.cn, cache.ccn.eol.cn and www.kaoyan.edu.cn point to the same IP. edu.cn, cernet.edu, net.edu.cn, nic.edu.cn, cernet.net and at least 33 other hosts share nameservers with this domain. db.cer.net, ns.cer.net, db1.cer.net, dns.cer.net, db2.cer.net and at least seven other hosts are subdomains to this hostname. cer.net is hosted on a server in China. Reputation is not yet known.



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DNS Records

baserecordnameipreverserouteas
cer.neta 202.205.109.2
China
ipaddr002.cernet.cn202.205.109.0/24
AS4538
ERX-CERNET-BKB China Education and Research Network Center Tsinghua University Beijing 100084
ns-soa ns.cer.net
(none)
?
ns dns.edu.cn202.112.0.35
China
202.112.0.0/24
AS4538
ERX-CERNET-BKB China Education and Research Network Center Tsinghua University Beijing 100084
ns2.net.edu.cn202.112.0.33
China
 -
ns2.cernet.net
dns1.cer.net (only in zone)202.205.109.1
China
ipaddr001.cernet.cn202.205.109.0/24
 -
dns1.source.edu.cn
dns1.cernet.cn
dns2.cer.net (only in zone)202.205.11.9
China
202.205.11.0/24
mx 20mail.edu.cn202.205.11.25
China
10cloudmark.cer.net202.205.11.11
China
(none)
netns-soa a.gtld-servers.net192.5.6.30
United States
192.5.6.0/24
VeriSign Route
AS36621
VERISIGN-AS VeriSign, Inc
ns a.gtld-servers.net192.5.6.30
United States
b.gtld-servers.net192.33.14.30
United States
192.33.14.0/24
VeriSign Route
AS26415
VERISIGN-AS VeriSign, Inc
c.gtld-servers.net192.26.92.30
United States
192.26.92.0/24
VeriSign Route
AS36625
VERISIGN-AS VeriSign, Inc
d.gtld-servers.net192.31.80.30
United States
192.31.80.0/24
VeriSign Route
AS36617
VERISIGN-AS VeriSign, Inc
e.gtld-servers.net192.12.94.30
United States
192.12.94.0/24
VeriSign Route
AS36629
VERISIGN-AS VeriSign, Inc
f.gtld-servers.net192.35.51.30
United States
192.35.51.0/24
VeriSign Route
AS36625
VERISIGN-AS VeriSign, Inc
g.gtld-servers.net192.42.93.30
United States
192.42.93.0/24
VeriSign Route
AS36624
VERISIGN-AS VeriSign, Inc
h.gtld-servers.net192.54.112.30
United States
192.54.112.0/24
VeriSign Route
AS36623
VERISIGN-AS VeriSign, Inc
i.gtld-servers.net192.43.172.30
United States
192.43.172.0/24
VeriSign Route
AS36625
VERISIGN-AS VeriSign, Inc
j.gtld-servers.net192.48.79.30
United States
192.48.79.0/24
VeriSign Route
AS36626
VERISIGN-AS VeriSign, Inc
k.gtld-servers.net192.52.178.30
United States
192.52.178.0/24
VeriSign Route
AS36622
VERISIGN-AS VeriSign, Inc
l.gtld-servers.net192.41.162.30
United States
192.41.162.0/24
VeriSign Route
AS36628
VERISIGN-AS VeriSign, Inc
m.gtld-servers.net192.55.83.30
United States
192.55.83.0/24
VeriSign Route
AS36618
VERISIGN-AS VeriSign, Inc
gtld-servers.net   cn   edu.cn   net.edu.cn   cernet.cn   source.edu.cn   cernet.net  

Thumbnails powered by Thumbshots

graph

dot

shared

ip numbers of host

202.205.109.2

ptrs of ip numbers

ipaddr002.cernet.cn



mailservers used by this domain

cloudmark.cer.net(primary)
mail.edu.cn(last resort)

ip numbers of mailservers

202.205.11.11
202.205.11.25

reverse names of the mailservers

mail.edu.cn


nameservers missing in parent delegation

dns1.cer.net
dns2.cer.net


hostnames sharing ip with a-records
 mailservers used by this domain
  domains sharing mailservers under another name
   nameservers used by this domain
    other names of the nameservers
     domains sharing nameservers
      domains sharing nameservers under another name
       reverse names of the mailservers
        reverse names of the nameservers
         subdomains
          nameservers missing in parent delegation
dns1.cer.net   X    XXX 
dns2.cer.net   X    XXX 
cerschool.edu.cn     XX     
cloudmark.cer.net X       X  
dns.cer.net    X    X  
dns.edu.cn   X    X   
dns1.source.edu.cn    X   X   
edu.cn     XX     
eol.cnX     X     
kaoyan.edu.cnX    X      
mail.edu.cn X     X    
msuniversity.edu.cn  X   X     
ns2.cernet.net    X   X   
ns2.net.edu.cn   X    X   
www.cer.netX        X  

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