coolconversion.com

Get an email when its DNS, website or certificate changes.

coolconversion.com serves a website of its own over HTTPS. It answers on both IPv4 and IPv6, with a valid TLS certificate.

Its busiest IP address is shared with 1,072 other domains.

The most recent crawl returned the page title “CoolConversion - Free Online Calculators & Unit Converters” and 39,942 bytes of HTML.

Domain properties

Property	Value	Explanation
Top-level domain	.com	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	Both	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	4,280	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": "coolconversion.com"}'

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	Google Trust Services
Valid from	9/27/2026
Valid to	12/26/2026
Time until expiry	61 days

Last successful crawl

Title	CoolConversion - Free Online Calculators & Unit Converters
Description	CoolConversion.com offers free calculators and converters for math, finance, health, time, and units — with step-by-step explanations.
Content-Length	39,942 bytes

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

DNS history

IPv4 address	First seen
104.21.49.205	11/3/2024
172.67.167.26	11/3/2024
195.35.36.218	10/31/2024
104.21.49.205	2/17/2024
172.67.167.26	2/17/2024

IPv6 address	First seen
2606:4700:3031:0:0:0:6815:31cd	6/26/2026
2606:4700:3031:0:0:0:ac43:a71a	6/26/2026
2606:4700:3033:0:0:0:ac43:a71a	12/9/2023
2606:4700:3037:0:0:0:6815:31cd	12/9/2023

Mail server	Priority	First seen
mail.dreamhost.com	1	12/30/2023

Name server	First seen
mary.ns.cloudflare.com	12/9/2023
rob.ns.cloudflare.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

104.21.49.205 1,073 domains · here since 9/16/2026

Domain	On this IP since
zpmst.buzz	9/19/2026
zoroex.com	9/13/2026
zornigfashion.com	10/25/2026
zorave-zen.top	9/22/2026
zoptap.cfd	9/16/2026
zmzhijiao.com	10/2/2026
zjshukun.com	9/17/2026
zhaohuachn.com	10/6/2026
zfffbet.com	9/13/2026
zeffsolutions.com	9/12/2026
zeespare.com	10/20/2026
zbz8.win	9/18/2026
and 1,060 more

172.67.167.26 1,073 domains · here since 9/16/2026

Domain	On this IP since
zpmst.buzz	9/19/2026
zoroex.com	9/13/2026
zornigfashion.com	10/25/2026
zorave-zen.top	9/22/2026
zoptap.cfd	9/16/2026
zmzhijiao.com	10/2/2026
zjshukun.com	9/17/2026
zhaohuachn.com	10/6/2026
zfffbet.com	9/13/2026
zeffsolutions.com	9/12/2026
zeespare.com	10/20/2026
zbz8.win	9/18/2026
and 1,060 more

2606:4700:3031::6815:31cd 1,067 domains · here since 9/16/2026

Domain	On this IP since
zpmst.buzz	9/19/2026
zoroex.com	9/13/2026
zornigfashion.com	10/25/2026
zorave-zen.top	9/22/2026
zoptap.cfd	9/16/2026
zmzhijiao.com	10/2/2026
zjshukun.com	9/17/2026
zhaohuachn.com	10/6/2026
zfffbet.com	9/13/2026
zeffsolutions.com	9/12/2026
zeespare.com	10/20/2026
zbz8.win	9/18/2026
and 1,054 more

2606:4700:3031::ac43:a71a 1,067 domains · here since 9/16/2026

Domain	On this IP since
zpmst.buzz	9/19/2026
zoroex.com	9/13/2026
zornigfashion.com	10/25/2026
zorave-zen.top	9/22/2026
zoptap.cfd	9/16/2026
zmzhijiao.com	10/2/2026
zjshukun.com	9/17/2026
zhaohuachn.com	10/6/2026
zfffbet.com	9/13/2026
zeffsolutions.com	9/12/2026
zeespare.com	10/20/2026
zbz8.win	9/18/2026
and 1,054 more

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!