go
s7.expressweb.pl has one IP number , but the reverse is tehnnix.pl. mcza.net, tehnnix.pl, podobno.net, noblebg.com, vedicup.com and at least 69 other hosts point to the same IP. expressweb.pl is delegated to two nameservers, however both delegated nameservers are missing in the zone and two other nameservers are listed instead. There are two duplicated IP numbers. Some of them are on the same IP network. Incoming mail for expressweb.pl is handled by one mailserver at netcentrica.pl. expressweb.pl has one IP number. s7.expressweb.pl is hosted on a server in Poland.

s7.expressweb.pl
a records
 
+ 87.98.233.13 87.98.232.0/21 AS16276 tehnnix.pl
+ --- tehnnix.pl

expressweb.pl
a records
 
+ 79.133.193.91 79.133.192.0/19 AS20853  
+ ---  
ns-soa records
ns1.expressweb.pl
+ 79.133.193.91 79.133.192.0/19 AS20853  
+ ---  
ns records
ns1.expressweb.pl
+ 79.133.193.91 79.133.192.0/19 AS20853  
+ ---  
ns2.expressweb.pl
+ 79.133.193.92 79.133.192.0/19 AS20853 ip-79-133-193-92.netcentrica.pl
+ --- ip-79-133-193-92.netcentrica.pl
ns1.netcentrica.pl
+ 79.133.193.91 79.133.192.0/19 AS20853  
+ ---  
ns2.netcentrica.pl
+ 79.133.193.92 79.133.192.0/19 AS20853 ip-79-133-193-92.netcentrica.pl
+ --- ip-79-133-193-92.netcentrica.pl
mx records
s7.netcentrica.pl
+ 79.133.193.91 79.133.192.0/19 AS20853  
+ ---  
ip numbers of host
87.98.233.13
ptrs of ip numbers
tehnnix.pl
hostnames sharing ip with a-records
*.grobart.eu
*.sab24.pl
*.sp5.cal.pl
*.uknstroza.pl
*.watrix.pl
*.wislawielka.pl
amper.cal.pl
euro-poland.com
goryzima.com
kampaniereklamowe.com
lotniczy.net
lwiaziemia.net
mail.amper.cal.pl
mail.artmilo.com
mail.ciechanowicz.net
mail.csiq4seminars.com
mail.drozdowicz.net
mail.euro-poland.com
mail.euro-ukraine.com
mail.expressweb.pl
mail.fullblackstone.com
mail.impresi.net
mail.infiniti-web-media.com
mail.jarekdawidowicz.com
mail.kampaniereklamowe.com
mail.lotniczy.net
mail.lwiaziemia.net
mail.malgosiazaremba.com
mail.marcinchuc.com
mail.mcza.net
mail.mediapc.pl
mail.miejscanoclegowe.com
mail.ministrancimaryikrolowej.com
mail.noblebg.com
mail.oferta24.net
mail.ogloszeniowy.net
mail.pawlikrobert.com
mail.podobno.net
mail.poloniawarszawa.com
mail.polskiegory.net
mail.polskiejeziora.com
mail.sebastiansawa.com
mail.stepnowski.net
mail.tanie-ogrzewanie.com
mail.taniekatalogowanie.com
mail.tanienieruchomosci.com
mail.tehnnix.pl
mail.uslugibhp.com
mail.vedicup.com
mail.vertstudio.com
mail.wlubinie.com
malgosiazaremba.com
mcza.net
miejscanoclegowe.com
ministrancimaryikrolowej.com
noblebg.com
oferta24.net
ogloszeniowy.net
pawlikrobert.com
podobno.net
poezje.com.pl
poloniawarszawa.com
polskiegory.net
polskiejeziora.com
polskiewybrzeze.com
root.grobart.eu
root.sab24.pl
root.sp5.cal.pl
root.uknstroza.pl
root.watrix.pl
root.wislawielka.pl
sebastiansawa.com
tanie-ogrzewanie.com
taniekatalogowanie.com
tehnnix.pl
uslugibhp.com
vedicup.com
vertstudio.com
wlubinie.com
www.poezje.com.pl
domains using this as mailserver under another name
amper.cal.pl
euro-ukraine.com
kampaniereklamowe.com
malgosiazaremba.com
mcza.net
oferta24.net
polskiegory.net
sebastiansawa.com
nameservers missing in parent delegation
ns1.expressweb.pl
ns2.expressweb.pl
nameservers missing in zone
ns1.netcentrica.pl
ns2.netcentrica.pl