Why an Extranet?

More and more people handle their financial business via the internet, including their insurances. Everything is there on your desktop, digitally available, 24/7. The information on the Extranet is up-to-date and you’re able to ask your questions, even outside the working hours.

Is the Extranet secure?

Yes it is, we are working with the most modern techniques en guarantee a 100% secure Extranet which is certified by VeriSign and above all, weekly preventatively checked by Outpost 24, the international security provider.

Which information do I find on the Extranet?

On the Extranet you’ll find: your policy information; your personal information; invoices and invoice history; the status of your damage; collective arrangements from your employer; a clear overview of all your (collective) insurances; a digital PO Box for all your questions; always the latest news regarding your insurances; handy calculate and comparison tools; frequently asked questions about your policy’s; exclusive customerbenefits with the KOSTER Clever Club. You can also: pay your outstanding invoices online; change your personal information online; upload a copy of your ID; fill in a riskprofile (obligatory when you have insurances with an investment element placed via KOSTER).

Who uses the Extranet?

Everybody who has policy’s via our firm, i.e. individuals, companies, and employees of a company that has settled their collective provisions via KOSTER, has access to the KOSTER Extranet.

How do I gain access to the Extranet?

Go to www.koster.nl/activeringscode. You can ask for your activation code with this form. You will receive an e-mail with your code.

I want to activate my user account, but it doesn’t work. What’s going wrong?

To activate your own account, you’ll need an activation code. You have received this by e-mail or post. The activation code is used only once, only to activate your use account. The next time you visit your Extranet, you only need your login name and password. We’ll handle the rest, behind the scenes.

I have forgotten my password. What should I do now?

Go to www.koster.nl/wachtwoord. Fill in your login name and click on ‘verstuur’. Within seconds you’ll receive an e-mail with your personal information. If you don’t receive an e-mail, your e-mail address is unknown to us or non-existing. In that case you can send an e-mail to info@koster.nl.

I have forgotten my login name. What should I do now?

If you don't know your login name anymore you can request your login name on www.koster.nl/vergeten. We’ll send you your login information as soon as possible. We strongly advise you to memorize your login information or keep them somewhere safe.

Can I add of change my own personal data?

You are able to check, change of add your personal information. To do this, click on the tab ‘mijn gegevens’. Kijk hiervoor op het tabblad ‘mijn gegevens’. We receive a notification of all changes and we will contact the ensurance companies if needed.

Can I fill in my customer or risk profile via the Extranet?

Yes, this is possible. You can fill in the legally obliged customer profile via your Extranet. You don’t have to fill in information that we already have. You can also upload a copy of your ID or driving licence.

Can I pay my outstanding invoices via the Extranet?

Yes, this is possible. Click on the tab ‘facturen’. Here you will find the outstanding invoiced amount. Click on the tab ‘eenmalige machtiging’ to pay the outstanding invoiced amount. You can also pay the invoices via iDEAL.

I have reported a damage. What is the status of my report?

On the Extranet you can find the status of your damage. Click on the tab ‘polisoverzicht’ en then on the tab ‘schadeoverzicht’. When you click on the description of the damage, a time schedule occurs where you can see the stadium the treatment of your damage is in. You can also read the correspondence about your damage.

I have a question. How can I ask this question?

You can do this via your personal PO Box. Go to the tab ‘postbus’ in your Extranet and click on ‘nieuw bericht’. You can directly contact a division of KOSTER. With ‘afdelingen’ you select the division your question is about. The answer to your question is sent to your personal PO Box on your Extranet. You receive a notification in your personal e-mail account.

My partner also has policies with KOSTER. Can I link his of her overview to mine?

Yes, that is possible. Go to ‘mijn gegevens’ and click on ‘Polisoverzicht koppelen’. Fill in the activationcode en postal code of the policy overview you would like to link. If you don’t have this activation code, you can apply for one on this page. When you have business policies, you can link these as well.

How do you inform me about new features?

With our free KOSTER Message service you can subscribe to messages about new updates on our website. We also tell you everything about new developments in our digital newsletter i-news and on our latest news section on the website.

More information

Do you have a question not covered here? Mail us your question at info@koster.nl. We’re glad to be of any assistance. KOSTER verzekeringen b.v. has attuned its service to the Financial Supervision Act, has a permit from the Financial Markets Authority with number 12007436 and is associated with the Financial Services Complaints Tribunal (Kifid) with number 300.004399.