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Who.is
who.is
WHOIS Search, Domain Name, Website, and IP Tools - Who.is
Find information on any domain name or website. Large database of whois information, RDAP, DNS, domain names, name servers, IPs, and tools for searching and monitoring domain names.
DNS
Look up DNS records including A, AAAA, MX, NS, SOA, and CNAME records for any domain.
WHOIS
Look up WHOIS registration details, contacts, ownership, and nameservers for any domain name.
Website Monitoring
Find information on any domain name or website. Large database of whois information, RDAP, DNS, domain names, name servers, IPs, and tools for searching and monitoring domain names.
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Namecheap
namecheap.com β€Ί domains β€Ί domain name search
Domain Name Search | Free Check Domain Availability Tool - Namecheap
2 weeks ago - To find an available domain name, use the search bar to check if your website name is ready to be registered or if it’s unavailable. If your domain is already taken, try making an offer to the website owner. Alternatively, read our blog post What to do if your ideal domain name is taken, for some helpful tips.
Discussions

How do I check if a domain name is available or not? : webdev
use the following search parameters to narrow your results: Β· e.g. subreddit:aww site:imgur.com dog More on old.reddit.com
🌐 r/webdev
Bulk Check ENS Domain Availability Times

Sorry about the shit design, I'm not a web developer (no ICOs for me anytime soon) - but the calculation works just like it does in the solidity contract.

There's also a python tool in the linked repo that you can run locally (you'll have to figure out which pip to install for sha3 keccak because I can't remember what it was, but it's the same one as the one needed by pythereum).

More on reddit.com
🌐 r/ethereum
20
17
December 26, 2014
AP 1832 Regulatory Domain check failed
What happens if you use 8.8.125.0? More on reddit.com
🌐 r/Cisco
3
3
August 29, 2019
Domain status check fails but everything works just fine, tool broke?
I recently had this problem. It was because the diskstation did not have access to one of my two domain controllers More on reddit.com
🌐 r/synology
3
2
February 15, 2017
People also ask

Was ist der Domaincheck?
Mit dem Domaincheck von checkdomain ΓΌberprΓΌfen Sie Ihre Wunschdomain oder auch Internetadresse auf ihre VerfΓΌgbarkeit. Denn jede Domain ist nur einmalig verfΓΌgbar und kann somit nicht doppelt belegt werden. Der Domaincheck zeigt Ihnen in Echtzeit an, ob Ihre Wunschadresse noch verfΓΌgbar ist. Weiterlesen
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checkdomain.net
checkdomain.net β€Ί en
Domain Checker & domain registration. Get your domain in minutes!
How do I check domain name availability status? Can I see if a domain is taken?
To find an available domain name, use the search bar to check if your website name is ready to be registered or if it’s unavailable. If your domain is already taken, try making an offer to the website owner. Alternatively, read our blog post What to do if your ideal domain name is taken, for some helpful tips.Our domain name checker is safe and easy to use, and we will never sell your information to a third party.
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namecheap.com
namecheap.com β€Ί domains β€Ί domain name search
Domain Name Search | Free Check Domain Availability Tool - Namecheap
Wie viele Domains kann ich mit dem Domaincheck ΓΌberprΓΌfen?
Der Domaincheck ist kostenlos und uneingeschrΓ€nkt fΓΌr Sie verfΓΌgbar. Sie kΓΆnnen daher eine unbegrenzte Anzahl an Domains checken. Bei jedem Check erhalten Sie zusΓ€tzlich zahlreiche Alternativen fΓΌr Ihre Internetadresse. Weiterlesen
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checkdomain.net
checkdomain.net β€Ί en
Domain Checker & domain registration. Get your domain in minutes!
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GoDaddy
godaddy.com β€Ί en-ca β€Ί domains
Search & Buy Available Domains - Register a Domain with GoDaddy
As the world’s leading registrar, GoDaddy can help you find the right domain name that suits your needs. You can use our search tool at the top of the page to check for domain name availability or use GoDaddy Airo to launch your idea online. No matter what stage of the process you’re at, we can help you grow and build your online presence.
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CIRA
cira.ca β€Ί home β€Ί .ca domains β€Ί whois domain name lookup | cira
WHOIS Lookup for Canadian Domains | CIRA
January 16, 2024 - When you find out a domain is registered through CIRA’s domain search, the Domain info tab displays the expiry date. If the expiry date is recent or coming up soon, keep checking to see if the domain you want gets added to a To-be-released (TBR) session.
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Webnames
webnames.ca β€Ί domain-registration β€Ί search
Domain Name Search | Domain Registration - Webnames.ca
Registering a domain name under the new gTLDs is as easy as typing the name that you want, and our tool will check to see if it is available.
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Whois.com
whois.com β€Ί whois
Free Whois Lookup - Whois IP Search & Whois Domain Lookup | Whois.com
Whois Domain Name & IP lookup service to search the whois database for verified registration information
Find elsewhere
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ICANN
lookup.icann.org
ICANN Lookup
The ICANN registration data lookup tool gives you the ability to look up the current registration data for domain names and Internet number resources.
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CheckDomain
checkdomain.net β€Ί en
Domain Checker & domain registration. Get your domain in minutes!
βœ“ Simple domain check βœ“ more than 1,000 domain endings βœ“ good value hosting βœ“ free SSL certificates βœ“ 40,000 satisfied customers
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DNS Checker
dnschecker.org β€Ί search-domain-name-checker.php
Domain Name Search | Check Domain Availability Online
You can type the name of any domain and see if it has already been taken by a website or if it is available to be registered. This tool is very useful for website administrators and webmasters who want to create a new website. Before creating a new website, it is important to check whether the domain is available or not.
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DMARCian
dmarcian.com β€Ί domain-checker
DMARC Domain Checker - dmarcian
July 10, 2025 - Use our DMARC Domain Checker to quickly find out if a domain is properly protected against phishing, spoofing and domain abuse.
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Name.com
name.com β€Ί domain β€Ί search
Domain Name Search - Check Domain Availability
If you already have a domain in mind, use our domain finder to check if it’s available. If not, our tool will suggest the best domain alternatives, including new TLDs and brandable options. For those starting from scratch, simply enter keywords related to your business, site, or project.
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IONOS
ionos.ca β€Ί domains β€Ί domain-check
Domain Checker | Search & Find Available Domain Names Online | IONOS
Use the free IONOS Domain Checker Tool to check the availability of your desired domain name. Find Domains for all extensions (com, net, org, co and more)
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Hostinger
hostinger.com β€Ί domain name search
Domain name search – check and buy a domain in minutes
Domain name search
Use the domain checker to search for domain availability. Check the search results instantly and buy a domain name for your online project today.
Price Β  $13.99
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CIRA
cira.ca β€Ί home β€Ί .ca domains β€Ί register your .ca domain name
Domain Search & Registration | CIRA
January 30, 2025 - Search for and buy your ideal domain name with CIRA's easy domain name registration process. Get your .CA domain name today and establish your online presence!
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MxToolbox
mxtoolbox.com β€Ί domain
Domain Health Check - Online Domain Tools - Blacklist, Email, Website, DNS - MxToolBox
Identify every problem facing your domain, including blacklist, mail server, web server, and dns issues ... Web Server monitoring checks your website status every 5 minutes.
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Instant Domain Search
instantdomainsearch.com
Domain Name Search: Find Available Domains Instantly
Our smart domain search tool recommends premium domains for sale that will make your website stand out. Discover undervalued domains with existing traffic, backlinks, and domain authority.Browse premium domains Β· Check millions of domains and 1,600+ extensions instantly.
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Spaceship
spaceship.com β€Ί domain-search
Domain Name Search | Free Domain Availability Tool - Spaceship
Use our domain checker to find an available website name for your online project, and discover products and services that come with every registration.
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Wix
wix.com β€Ί domains β€Ί domain name search
Domain Name Search | Check Domain Availability for Free
Simply type it into the search bar at the top of this page and our domain name checker will show you all the results regarding its availability. You’ll also get a bunch of domain name suggestions for similar domain names and different extensions that could also work for you.
Published Β  May 6, 2021
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Network Solutions
networksolutions.com β€Ί domains
Search For & Buy Domain Names | Network Solutions
Buying a domain name is quick and easy. Start by choosing a domain registrar like Network Solutions. Use the search tool to check if your desired domain name is available. If it is, you can add it to your cart and follow the prompts to purchase. You'll be able to choose how many years you want ...
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Namecheap
namecheap.com
Buy a domain name - Register cheap domain names from $0.99 - Namecheap
Discover the latest domain deals and check our pricing on hundreds of TLDs.