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Speak with a Blacknight Expert*

Speak with a Blacknight Expert*

*A real knowledgeable, friendly human (in Carlow) who understands your requirements and can help you succeed

Get in touch

If you have any queries about our services please let us know. Email

Our offices are open 9am to 6pm (Irish time), Monday to Friday.
Customer service via telephone is available Monday to Friday during office hours.


Technical support for existing clients is available through our support desk 24/7 or via email to

For billing enquiries please email:

Already a Customer? Contact Support

We're obsessed with Customer Satisfaction. We can help!

Tech Status Updates

Hosted Exchange intermittent connectivity issues

Wed, November 17th, 2021 4:00 PM

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Scheduled upgrade of UPS in Carlow data centre 28.9.2021

Wed, September 15th, 2021 9:59 AM

Read more » – 60 minute outage for essential maintenance

Tue, August 24th, 2021 3:48 PM

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Blacknight Blog Posts

Deal Alert: Brilliant Domain Deals for Black Friday from Blacknight

Wed, November 24th, 2021 10:00 AM

Black Friday is one of those odd American creations that has managed to become normal throughout the world (or at least grudgingly accepted as an opportunity to sell things). As our clientele is international we would be remiss in not offering up some special offers. He...

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Nominations for the Rebel Spirit Awards Now Open

Tue, November 23rd, 2021 2:16 PM

Photo credits: Joleen Cronin   We’re delighted to be sponsoring the MBC Financial Rebel Spirit Awards which recognises Cork businesses and people that helped lift the spirits of those in the ‘Rebel County’ during the eighteen months of lockdown. The awards were c...

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How to Safely Shop Online This Christmas

Thu, November 18th, 2021 12:25 PM

There has been an increased risk of scams and hackings during the pandemic as more and more people have chosen to shop online rather than in-store, especially coming up to Christmas. That’s why it’s key that you are ahead of fraudsters and their tricks by reading up...

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Head Office

Blacknight Internet Solutions Ltd.
Unit 12A, Barrowside Business Park,
Sleaty Road, Graiguecullen,
Carlow, Ireland.
Eircode: R93 X265
Directions to Blacknight »

Company Details

Company Number: 370845
Vat Number: IE6390845P

Phone Details

LoCall: 0818 929 929
Intl: +353 (0)59 9183072
UK: +44 (0)845 5280242
US: +1 213-233-1612

Fax: +353 (0) 1 4811763
US Fax: +1 213 232 3366

Contact Staff

If you would like to contact a particular member of our staff directly their email address is in the format:

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