testapi.io

testapi.io serves a website of its own over HTTPS. It answers on IPv4 only, with a valid TLS certificate.

7 other domains share an IP address with it.

The most recent crawl returned the page title “Create a Free Mock API with TestApi.io” and 15,299 bytes of HTML.

Domain properties

Property	Value	Explanation
Top-level domain	.io	Statistics for all domains we know under this TLD.
Has website	yes	A website is hosted under the domain, which does not redirect to an external domain.
Has MX-record	no	The domain has an MX record.
External redirect	no	The domain redirects to another domain.
Redirect to https	yes	The domain redirects to https.
Redirect to www.	no	The domain redirects to www.domain.
Only with www.	no	The domain can only be reached with the subdomain "www".
Only DNS, no website	no	There are no A or AAAA records in DNS.
IP-Address	only IPv4	Shows whether the domain only has IPv4 or IPv6 or both.
SSL-Certificate	valid	Shows whether the domain has a valid SSL certificate.
Redirects	0	Number of domains that redirect to this domain.
Reverse IP	7	Number of domains with the same IP(s).

This data through the API

The data on this page is also available as JSON: /lookup for the key facts, /reverseip, /redirect and /similar for the lists, and /dnshistory with Basic and Premium. A free account comes with an API key and 100 calls a day.

curl -X POST https://api.webxtrend.com/v1.0/lookup \
  -H 'Content-Type: application/json' \
  -d '{"token": "YOUR_TOKEN", "query": "testapi.io"}'

Create a free account Read the API docs

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Websites whose start page offers something similar, found by comparing the text of their start pages, across languages. Near-identical copies, parking pages and error pages are left out. The full list of up to 100 comes through the API: similar websites.

Last SSL certificate

Issuer	Let's Encrypt
Valid from	10/3/2026
Valid to	1/1/2027
Time until expiry	75 days

Last successful crawl

Title	Create a Free Mock API with TestApi.io
Description	A free tool that lets you easily mock up API endpoints and mock databases and make requests using RESTful interface. Testapi.io is a great tool to help frontend developers to build prototypes and test without having to setup their own backend server.
Content-Length	15,299 bytes

Title and description as published by the page itself in its own <title> and <meta name="description"> tags.

DNS history

IPv4 address	Last updated
52.23.36.87	12/9/2023

Name server	Last updated
dns1.registrar-servers.com	12/9/2023
dns2.registrar-servers.com	12/9/2023

The five most recent states of each record type. The full history comes through the API: DNS history.

Most recent redirect domains

No domains found.

Reverse IP neighbours

52.23.36.87 7 domains · here since 9/16/2026

Domain	On this IP since
tagdeploy.com	9/16/2026
rafflebot.io	9/13/2026
projecthappysouls.org	9/20/2026
lanternseo.com	9/23/2026
clairvio.dev	9/20/2026
christellofthouse.com	9/16/2026

Sharing an address does not always mean sharing a server: on a CDN or a large hosting platform, millions of unrelated domains answer on the same few addresses. We measured how far that goes in Half the web sits on 276 IP addresses. The complete list of neighbours, also for an IP address, comes through the API: reverse IP lookup.

Dive into our data, search now!