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382.8 M

Domains known to webXtrend

9.2 M

New domains in the last 30 days

63.4 M

Social media profiles detected

jcooler.dev

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

2,398,871 other domains share an IP address with it.

The most recent crawl returned the page title “Jon Cooler” and 78,859 bytes of HTML. The site links to LinkedIn.

Domain properties

Property Value Explanation
Top-level domain .dev 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 2,398,871 Number of domains with the same IP(s).

Detected social media networks

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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.

Last SSL certificate

Issuer Let's Encrypt
Valid from 8/1/2026
Valid to 10/30/2026
Time until expiry 19 days

Last successful crawl

Title Jon Cooler
Description Jon Cooler is a software engineering leader serving as technical lead, scrum master, and product owner, shipping mission-critical applications for DoD customers.
Content-Length 78,859 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
216.198.79.1 9/30/2026
64.29.17.1 9/30/2026
64.29.17.1 9/22/2026
64.29.17.65 9/22/2026
216.198.79.65 9/13/2026
Name server Last updated
ns1.vercel-dns.com 3/15/2024
ns2.vercel-dns.com 3/15/2024

Most recent redirect domains

No domains found.

Reverse IP neighbours

216.198.79.1 1,945,273 domains · here since 10/3/2026
Domain On this IP since
zzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzz.uk 10/9/2026
zzzzzly.online 9/22/2026
zzzzrakesh.me 9/19/2026
zzzznayu.ru 9/19/2026
zzzz.yt 9/19/2026
zzzz.lt 9/15/2026
zzzxc.com 10/9/2026
zzztools.com 9/20/2026
zzzsunny.space 9/13/2026
zzzril.art 9/22/2026
zzznaakkee.xyz 9/24/2026
zzzl.app 9/23/2026
and 1,945,260 more
64.29.17.1 453,598 domains · here since 9/21/2026
Domain On this IP since
zzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzz.uk 10/9/2026
zzzzzzz.app 10/4/2026
zzzzas.app 9/19/2026
zzzxc.com 10/9/2026
zzznaakkee.xyz 9/24/2026
zzyy6559.xyz 9/19/2026
zzyraai.com 9/27/2026
zzykxx.com 9/16/2026
zztpickleball.com 10/2/2026
zzsfstudy.top 9/30/2026
zzpiping.org 10/3/2026
zzpelle.nl 10/7/2026
and 453,585 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.