URL: http://host.io
URL: http://host.io
Use Google Structured Data Testing tool to test this markup
Note : Semantic Markup has been restricted to first entities as you are not logged in.
<script type="application/ld+json">{"@context":"https://schema.org","@type": "Article","@id":"#main","mainEntityOfPage":{"@type":"WebPage", "@id":"http://host.io"}, "headline":"Domain Name Data - host.io","description":"Domain Name Data - host.io","image":{"@type": "ImageObject", "url": "https://cdn.host.io/static/images/hostio/hostio-banner.png", "width": 1200, "height": 630},"about":[{"@type": "Thing","name": "Domain","sameAs": ["https://en.wikipedia.org/wiki/Domain_name", "https://www.wikidata.org/wiki/Q32635"]},{"@type": "Thing","name": "host","sameAs": ["https://en.wikipedia.org/wiki/Host_(network)", "https://www.wikidata.org/wiki/Q829281"]},{"@type": "Thing","name": "API","sameAs": ["https://en.wikipedia.org/wiki/Application_programming_interface", "https://www.wikidata.org/wiki/Q165194"]},{"@type": "Thing","name": "data","sameAs": ["https://en.wikipedia.org/wiki/Computer_network", "https://www.wikidata.org/wiki/Q1301371"]},{"@type": "Thing","name": "Cyber Security","sameAs": ["https://en.wikipedia.org/wiki/Computer_security", "https://www.wikidata.org/wiki/Q3510521"]}],"author":{"@type":"Organization","url":"/","name":"/"},"publisher":{"@type":"Organization", "name":"/", "url":"/", "logo": {"@type": "ImageObject", "url": "http://www.example.com", "width": 4, "height": 97}},"datePublished":"2025-05-13T13:23:19","dateModified":"2025-05-13T13:23:19"}</script>
Just ask us to configure SemanticMarker to exactly fit your content...
... and it will deliver 100% accurate detailed Schema Markup.
Rejected entities (see configuration)
Rugby: Leinster (=> Leinster Rugby)
Nutrition: Ensure (=> Ensure)
Pharmaceutical Drug: Speed (=> Amphetamine)
Finance and Banking: Checking (=> Cheque)
Seduction: Friend (=> Friendship)
Justice/Crime: Fraud (=> Fraud)
Food and Beverages: Sauce (=> Sauce)
Domain<span itemscope itemtype="http://schema.org/Thing">
<span itemprop="name">Domain</span>
<link itemprop="sameAs" href="https://en.wikipedia.org/wiki/Domain_name" />
</span> Data - host<span itemscope itemtype="http://schema.org/Thing">
<span itemprop="name">host</span>
<link itemprop="sameAs" href="https://en.wikipedia.org/wiki/Host_(network)" />
</span>.io
Domain Data - host.io
Get comprehensive domain name data<span itemscope itemtype="http://schema.org/Thing">
<span itemprop="name">data</span>
<link itemprop="sameAs" href="https://en.wikipedia.org/wiki/Computer_network" />
</span>, uncover new domains and the relationships between them. Built for Cyber Security<span itemscope itemtype="http://schema.org/Thing">
<span itemprop="name">Cyber Security</span>
<link itemprop="sameAs" href="https://en.wikipedia.org/wiki/Computer_security" />
</span>, Business Intelligence<span itemscope itemtype="http://schema.org/Thing">
<span itemprop="name">Business Intelligence</span>
<link itemprop="sameAs" href="https://en.wikipedia.org/wiki/Business_intelligence" />
</span>, Competitor Analysis<span itemscope itemtype="http://schema.org/Thing">
<span itemprop="name">Competitor Analysis</span>
<link itemprop="sameAs" href="https://en.wikipedia.org/wiki/Competitor_analysis" />
</span>, Market Research<span itemscope itemtype="http://schema.org/Thing">
<span itemprop="name">Market Research</span>
<link itemprop="sameAs" href="https://en.wikipedia.org/wiki/Market_research" />
</span> and more.
Get DNS details, scraped website<span itemscope itemtype="http://schema.org/Thing">
<span itemprop="name">website</span>
<link itemprop="sameAs" href="https://en.wikipedia.org/wiki/Website" />
</span> content, outbound<span itemscope itemtype="http://schema.org/Thing">
<span itemprop="name">outbound</span>
<link itemprop="sameAs" href="https://en.wikipedia.org/wiki/Interruption_marketing" />
</span> links<span itemscope itemtype="http://schema.org/Thing">
<span itemprop="name">links</span>
<link itemprop="sameAs" href="https://en.wikipedia.org/wiki/Hyperlink" />
</span>, backlinks<span itemscope itemtype="http://schema.org/Thing">
<span itemprop="name">backlinks</span>
<link itemprop="sameAs" href="https://en.wikipedia.org/wiki/Backlink" />
</span>, and other hosting details for any domain.
Want to see the data for yourself? Preview our API by searching for a domain using the field below.
$TOKEN "domain": "facebook.com<span itemscope itemtype="http://schema.org/Corporation">
<span itemprop="name">facebook.com</span>
<link itemprop="sameAs" href="https://en.wikipedia.org/wiki/Facebook" />
</span>", "web": "domain": "facebook.com", "rank": 2, "url": "https:// www.facebook.com/", "ip": "157.240.11.35", "date": "2020-08-26T17:39:17.
"Facebook - Log<span itemscope itemtype="http://schema.org/Thing">
<span itemprop="name">Log</span>
<link itemprop="sameAs" href="https://en.wikipedia.org/wiki/Logarithm" />
</span> In or Sign Up", "description": "Create an account or log into Facebook. Connect with friends, family and other people you know. Share photos and videos<span itemscope itemtype="http://schema.org/Thing">
<span itemprop="name">videos</span>
<link itemprop="sameAs" href="https://en.wikipedia.org/wiki/Video" />
</span>, send messages and get updates.", "links": "messenger.com<span itemscope itemtype="http://schema.org/Organization">
<span itemprop="name">messenger.com</span>
<link itemprop="url" href="http://messenger.com">
</span>", "oculus.com<span itemscope itemtype="http://schema.org/Organization">
<span itemprop="name">oculus.com</span>
<link itemprop="url" href="http://oculus.com">
</span>" , "dns": "domain": "facebook.com", "a": "31.13.70.36" , "aaaa": "2a03:2880:f10d:83:face:b00c:0:25de" , "mx": "10 smtpin.vvv.facebook.com.", "ns": "a.ns.facebook.com.", "b.ns.facebook.com.", "c.ns.facebook.com.", "d.ns.facebook.com.", "ipinfo": "157.240.11.35": "city": "Los Angeles<span itemscope itemtype="http://schema.org/Place">
<span itemprop="name">Los Angeles</span>
<link itemprop="sameAs" href="https://en.wikipedia.org/wiki/Los_Angeles" />
</span>", "region": "California", "country": "US", "loc": "34.0522,-118.
"asn": "AS32934", "name": "Facebook, Inc.", "domain": "facebook.com", "route": "157.240.11.0/24", "type": "business" , "31.13.70.36": "city": "Los Angeles", "region": "California", "country": "US", "loc": "34.0522,-118.
"asn": "AS32934", "name": "Facebook, Inc.", "domain": "facebook.com", "route": "31.13.70.0/24", "type": "business" , "2a03:2880:f10d:83:face:b00c:0:25de": "city": "Dublin<span itemscope itemtype="http://schema.org/Place">
<span itemprop="name">Dublin</span>
<link itemprop="sameAs" href="https://en.wikipedia.org/wiki/Dublin" />
</span>", "region": "Leinster", "country": "IE", "loc": "53.3331,-6.2489", "postal": "D02", "timezone": "Europe/Dublin", "asn": "asn": "AS32934", "name": "Facebook, Inc.", "domain": "facebook.com", "route": "2a03:2880:f10d::/48", "type": "business" , "related": "ip": "value": "157.240.11.35", "count": 323301 , "value": "31.13.70.36", "count": 9 , "value": "2a03:2880:f10d:83:face:b00c:0:25de", "count": 0 , "asn": "value": "AS32934", "count": 410475 , "ns": "value": "facebook.com", "count": 4063 , "mx": "value": "facebook.com", "count": 245 , "backlinks": "value": "facebook.com", "count": 30387263 , "redirects": "value": "facebook.com", "count": 328415
You can use Host.io for . . .
Preventing Spam & Fraud
Getting multiple abuse attempts from a single suspect? Abusive visitors usually come from the same IP<span itemscope itemtype="http://schema.org/Thing">
<span itemprop="name">IP</span>
<link itemprop="sameAs" href="https://en.wikipedia.org/wiki/Internet_Protocol" />
</span>, webhost, or ASN. Using Host.io, you can detect and proactively curtail such attempts.
Cybersecurity & Threat Intelligence
Using Host.io's data you can get invaluable insights about attackers. By knowing what domains are hosted<span itemscope itemtype="http://schema.org/Thing">
<span itemprop="name">hosted</span>
<link itemprop="sameAs" href="https://en.wikipedia.org/wiki/Internet_hosting_service" />
</span> on an IP address, for instance, you can gain more insight into the origin of the attack<span itemscope itemtype="http://schema.org/Thing">
<span itemprop="name">attack</span>
<link itemprop="sameAs" href="https://en.wikipedia.org/wiki/Attack_(computing)" />
</span>.
Ensure brand compliance by knowing which sites are linking to you, and if they are doing it correctly. Automate the process<span itemscope itemtype="http://schema.org/Thing">
<span itemprop="name">process</span>
<link itemprop="sameAs" href="https://en.wikipedia.org/wiki/Process" />
</span> of checking websites repeatedly.
Gain insight into how a certain market<span itemscope itemtype="http://schema.org/Thing">
<span itemprop="name">market</span>
<link itemprop="sameAs" href="https://en.wikipedia.org/wiki/marketplace" />
</span> is growing. Identify which domains are being hosted by competitors, or how fast they are growing.
Fast, accurate, and complete
We've built our API with developers and businesses in mind, offering important fields that other domain data API providers leave out. Our data is backed by Google<span itemscope itemtype="http://schema.org/Corporation">
<span itemprop="name">Google</span>
<link itemprop="sameAs" href="https://en.wikipedia.org/wiki/Google" />
</span> Cloud<span itemscope itemtype="http://schema.org/Thing">
<span itemprop="name">Cloud</span>
<link itemprop="sameAs" href="https://en.wikipedia.org/wiki/Cloud_computing" />
</span>, remains up to date, and can scale to meet your needs. Speed, reliability, and data quality are what place us above competitors.
Domains 521,595,818
Websites 414,534,552
Host.io is a key part of my entire automation stack. I've been really impressed with the quality<span itemscope itemtype="http://schema.org/Thing">
<span itemprop="name">quality</span>
<link itemprop="sameAs" href="https://en.wikipedia.org/wiki/Information_quality" />
</span> of the data.
Cybersecurity Expert and Podcaster
When looking for domain data on real businesses<span itemscope itemtype="http://schema.org/Thing">
<span itemprop="name">businesses</span>
<link itemprop="sameAs" href="https://en.wikipedia.org/wiki/Business" />
</span>, we evaluated a few of the top commercially available databases<span itemscope itemtype="http://schema.org/Thing">
<span itemprop="name">databases</span>
<link itemprop="sameAs" href="https://en.wikipedia.org/wiki/Database" />
</span>. It was an easy decision to go with the data from IPinfo and Host.io based on how clean the data was.
Vice President, York IE Labs
Download<span itemscope itemtype="http://schema.org/Thing">
<span itemprop="name">Download</span>
<link itemprop="sameAs" href="https://en.wikipedia.org/wiki/Download" />
</span> the Rankings
We analysed all the domains in our database, ranked them according to their backlinks, hosting details, domain details and some secret sauce. And we offer list of top 10M domains for free.