diff --git a/app/jobs/nameserver_record_validation_job.rb b/app/jobs/nameserver_record_validation_job.rb
index 5a32ce133..d4c9b194d 100644
--- a/app/jobs/nameserver_record_validation_job.rb
+++ b/app/jobs/nameserver_record_validation_job.rb
@@ -108,12 +108,12 @@ class NameserverRecordValidationJob < ApplicationJob
     false
   end
 
-  def inform_to_tech_contact(domain:, text:)
-    ContactNotification.notify_tech_contact(domain: domain, text: text)
+  def inform_to_tech_contact(domain:, text: nil)
+    ContactNotification.notify_tech_contact(domain: domain, reason: 'nameserver')
   end
 
-  def inform_to_registrar(text:, nameserver:)
-    # text = "DNSKEYS for #{domain.name} are invalid!"
+  def inform_to_registrar(nameserver:, text: nil)
+    text =  "Host record #{nameserver.hostname} of a domain #{nameserver.domain} is invalid. Please fix or contact the registrant."
     logger.info text
     ContactNotification.notify_registrar(domain: nameserver.domain, text: text)
   end
diff --git a/app/jobs/validate_dnssec_job.rb b/app/jobs/validate_dnssec_job.rb
index 54f7818c5..3277914f1 100644
--- a/app/jobs/validate_dnssec_job.rb
+++ b/app/jobs/validate_dnssec_job.rb
@@ -46,10 +46,10 @@ class ValidateDnssecJob < ApplicationJob
 
     return if flag
 
-    text = "DNSKEYS for #{domain.name} are invalid!"
+    text = "DNSKEY record of a domain #{domain.name} is invalid. Please fix or contact the registrant."
     logger.info text
     ContactNotification.notify_registrar(domain: domain, text: text)
-    ContactNotification.notify_tech_contact(domain: domain, text: text)
+    ContactNotification.notify_tech_contact(domain: domain, reason: 'dnssec')
   end
 
   def validate(hostname:, domain:,  type: 'DNSKEY', klass: 'IN')
diff --git a/app/mailers/contact_inform_mailer.rb b/app/mailers/contact_inform_mailer.rb
index 00834a8ae..7423da791 100644
--- a/app/mailers/contact_inform_mailer.rb
+++ b/app/mailers/contact_inform_mailer.rb
@@ -1,11 +1,20 @@
 class ContactInformMailer < ApplicationMailer
   helper_method :address_processing
 
-  def notify(contact:, domain:, subject:)
+  def notify_dnssec(contact:, domain:)
     @contact = contact
-    @subject = subject
     @domain = domain
 
+    subject = "Domeeni #{@domain.name} DNSSEC kirjed ei ole korrektsed / The DNSKEY records of the domain #{@domain.name} are invalid"
+
+    mail(to: contact.email, subject: subject)
+  end
+
+  def notify_nameserver(contact:, domain:)
+    @contact = contact
+    @domain = domain
+
+    subject = "Domeeni #{@domain.name} nimeserveri kirjed ei ole korrektsed / The host records of the domain #{@domain.name} are invalid"
     mail(to: contact.email, subject: subject)
   end
 
diff --git a/app/services/contact_notification.rb b/app/services/contact_notification.rb
index d14526fea..16765d65d 100644
--- a/app/services/contact_notification.rb
+++ b/app/services/contact_notification.rb
@@ -5,12 +5,20 @@ module ContactNotification
     domain.registrar.notifications.create(text: text)
   end
 
-  def notify_tech_contact(domain:, text:)
-    # text = "DNSKEYS for #{domain.name} are invalid!"
-    domain.tech_contacts.each do |tech|
-      contact = Contact.find(tech.id)
+  def notify_tech_contact(domain:, reason: nil)
+    case reason
+    when 'dnssec'
+      domain.tech_contacts.each do |tech|
+        contact = Contact.find(tech.id)
 
-      ContactInformMailer.notify(contact: contact, domain: domain, subject: text).deliver_now
+        ContactInformMailer.notify_dnssec(contact: contact, domain: domain).deliver_now
+      end
+    when 'nameserver'
+      domain.tech_contacts.each do |tech|
+        contact = Contact.find(tech.id)
+
+        ContactInformMailer.notify_nameserver(contact: contact, domain: domain).deliver_now
+      end
     end
   end
 end
diff --git a/app/views/mailers/contact_inform_mailer/notify.html.erb b/app/views/mailers/contact_inform_mailer/notify.html.erb
deleted file mode 100644
index 224584706..000000000
--- a/app/views/mailers/contact_inform_mailer/notify.html.erb
+++ /dev/null
@@ -1 +0,0 @@
-<p>DNSKEYS for <%= @domain.name %> are invalid!</p>
diff --git a/app/views/mailers/contact_inform_mailer/notify.text.erb b/app/views/mailers/contact_inform_mailer/notify.text.erb
deleted file mode 100644
index 224584706..000000000
--- a/app/views/mailers/contact_inform_mailer/notify.text.erb
+++ /dev/null
@@ -1 +0,0 @@
-<p>DNSKEYS for <%= @domain.name %> are invalid!</p>
diff --git a/app/views/mailers/contact_inform_mailer/notify_dnssec.html.erb b/app/views/mailers/contact_inform_mailer/notify_dnssec.html.erb
new file mode 100644
index 000000000..4b506b9e8
--- /dev/null
+++ b/app/views/mailers/contact_inform_mailer/notify_dnssec.html.erb
@@ -0,0 +1,40 @@
+<h2>Lugupeetud domeeni <%= @domain.name %> tehniline kontakt,</h2>
+
+<p>
+Eesti Interneti Sihtasutusele (EIS) juhib tähelepanu, et domeeni <%= @domain.name %> DNSKEY kirjed on puudulikud ning domeeniga seotud teenuse ei pruugi korrektselt toimida.
+</p>
+<p>
+Andmete parandamiseks vaadake palun üle domeeni nimeserverite seaditused või pöörduge palun oma registripidaja <%= @domain.registrar.name %> või nimeserveri teenuse pakkuja poole.</p>
+
+<p>
+Lisaküsimuste korral võtke palun ühendust oma registripidajaga:
+</p>
+<b><%= @domain.registrar.name %></b><br />
+<b>Email:</b> <%= @domain.registrar.email %><br />
+<b>Telefon:</b><%= @domain.registrar.phone %><br />
+<b>Veebileht:</b><%= @domain.registrar.website %><br />
+
+Lugupidamisega<br />
+<b>Eesti Interneti Sihtasutus</b><br />
+<br/>
+---
+<br/>
+
+<h2>Dear technical contact of <%= @domain.name %> domain,</h2>
+
+<p>
+Estonian Internet Foundation points out that the DNSKEY record(s) for the domain <%= @domain.name %> are invalid and the service related to the domain may not work correctly.
+</p>
+<p>
+Please check the DNSKEY records of the domain or contact your registrar <%= @domain.registrar.name%> or your name server service provider to correct this information.
+</p>
+<p>
+Should you have additional questions, please contact your registrar:
+</p>
+<b><%= @domain.registrar.name %></b><br />
+<b>Email:</b> <%= @domain.registrar.email %><br />
+<b>Phone:</b> <%= @domain.registrar.phone %> <br />
+<b>Website:</b> <%= @domain.registrar.website %><br />
+
+Best Regards, <br />
+<b>Estonian Internet Foundation</b>
diff --git a/app/views/mailers/contact_inform_mailer/notify_dnssec.text.erb b/app/views/mailers/contact_inform_mailer/notify_dnssec.text.erb
new file mode 100644
index 000000000..09b243854
--- /dev/null
+++ b/app/views/mailers/contact_inform_mailer/notify_dnssec.text.erb
@@ -0,0 +1,29 @@
+Lugupeetud domeeni <%= @domain.name %> tehniline kontakt,
+
+Eesti Interneti Sihtasutusele (EIS) juhib tähelepanu, et domeeni <%= @domain.name %> DNSKEY kirjed on puudulikud ning domeeniga seotud teenuse ei pruugi korrektselt toimida.
+Andmete parandamiseks vaadake palun üle domeeni nimeserverite seaditused või pöörduge palun oma registripidaja <%= @domain.registrar.name %> või nimeserveri teenuse pakkuja poole.
+
+Lisaküsimuste korral võtke palun ühendust oma registripidajaga:
+<%= @domain.registrar.name%>
+Email: <%= @domain.registrar.email %>
+Telefon: <%= @domain.registrar.phone %>
+Veebileht: <%= @domain.registrar.website %>
+
+Lugupidamisega
+Eesti Interneti Sihtasutus
+
+---
+
+Dear technical contact of <%= @domain.name %> domain,
+
+Estonian Internet Foundation points out that the DNSKEY record(s) for the domain <%= @domain.name %> are invalid and the service related to the domain may not work correctly.
+Please check the DNSKEY records of the domain or contact your registrar <%= @domain.registrar.name%> or your name server service provider to correct this information.
+
+Should you have additional questions, please contact your registrar:
+<%= @domain.registrar.name%>
+Email: <%= @domain.registrar.email %>
+Phone: <%= @domain.registrar.phone %>
+Website: <%= @domain.registrar.website %>
+
+Best Regards,
+Estonian Internet Foundation
diff --git a/app/views/mailers/contact_inform_mailer/notify_nameserver.html.erb b/app/views/mailers/contact_inform_mailer/notify_nameserver.html.erb
new file mode 100644
index 000000000..ce6b968a0
--- /dev/null
+++ b/app/views/mailers/contact_inform_mailer/notify_nameserver.html.erb
@@ -0,0 +1,43 @@
+<h2>Lugupeetud domeeni <%= @domain.name %> tehniline kontakt</h2>
+
+<p>
+Eesti Interneti Sihtasutusele (EIS) juhib tähelepanu, et domeeni <%= @domain.name %> nimeserverite seaded on puudulikud ning domeeniga seotud teenuse ei pruugi korrektselt toimida.</p>
+<p>
+Andmete parandamiseks vaadake palun üle domeeni nimeserverite seaditused või pöörduge palun oma registripidaja <%= @domain.registrar.name%> või nimeserveri teenuse pakkuja poole.
+</p>
+
+<p>
+Lisaküsimuste korral võtke palun ühendust oma registripidajaga:
+</p>
+
+<b><%= @domain.registrar.name %></b><br />
+<b>Email:</b> <%= @domain.registrar.email %><br />
+<b>Telefon:</b> <%= @domain.registrar.phone %><br />
+<b>Veebileht:</b> <%= @domain.registrar.website %><br />
+
+Lugupidamisega<br />
+<b>Eesti Interneti Sihtasutus</b><br />
+<br />
+---
+<br />
+
+<h2>Dear technical contact of <%= @domain.name %> domain,</h2>
+
+<p>
+    Estonian Internet Foundation points out that the settings for the name servers of the domain <%= @domain.name %> are incomplete and the service related to the domain may not work correctly.
+</p>
+<p>
+Please check the name server settings of the domain or contact your registrar <%= @domain.registrar.name%> or your name server service provider to correct this information.
+</p>
+
+<p>
+Should you have additional questions, please contact your registrar:
+</p>
+
+<b><%= @domain.registrar.name%></b><br />
+<b>Email:</b> <%= @domain.registrar.email %><br />
+<b>Phone:</b> <%= @domain.registrar.phone %><br />
+<b>Website:</b> <%= @domain.registrar.website %><br />
+
+Best Regards,<br />
+<b>Estonian Internet Foundation</b><br />
diff --git a/app/views/mailers/contact_inform_mailer/notify_nameserver.text.erb b/app/views/mailers/contact_inform_mailer/notify_nameserver.text.erb
new file mode 100644
index 000000000..3a6734402
--- /dev/null
+++ b/app/views/mailers/contact_inform_mailer/notify_nameserver.text.erb
@@ -0,0 +1,29 @@
+Lugupeetud domeeni <%= @domain.name %> tehniline kontakt
+
+Eesti Interneti Sihtasutusele (EIS) juhib tähelepanu, et domeeni <%= @domain.name %> nimeserverite seaded on puudulikud ning domeeniga seotud teenuse ei pruugi korrektselt toimida.
+Andmete parandamiseks vaadake palun üle domeeni nimeserverite seaditused või pöörduge palun oma registripidaja <%= @domain.registrar.name%> või nimeserveri teenuse pakkuja poole.
+
+Lisaküsimuste korral võtke palun ühendust oma registripidajaga:
+<%= @domain.registrar.name%>
+Email: <%= @domain.registrar.email %>
+Telefon: <%= @domain.registrar.phone %>
+Veebileht: <%= @domain.registrar.website %>
+
+Lugupidamisega
+Eesti Interneti Sihtasutus
+
+---
+
+Dear technical contact of <%= @domain.name %> domain,
+
+Estonian Internet Foundation points out that the settings for the name servers of the domain <%= @domain.name %> are incomplete and the service related to the domain may not work correctly.
+Please check the name server settings of the domain or contact your registrar <%= @domain.registrar.name%> or your name server service provider to correct this information.
+
+Should you have additional questions, please contact your registrar:
+<%= @domain.registrar.name%>
+Email: <%= @domain.registrar.email %>
+Phone: <%= @domain.registrar.phone %>
+Website: <%= @domain.registrar.website %>
+
+Best Regards,
+Estonian Internet Foundation