Dive into our data, search now!

We offer robust APIs and data services for domainers, data crawlers, security teams and many more.

382.2 M

Registered domains

9.1 M

New domains in the last 30 days

65.3 M

Social media profiles detected

21century.capital

21century.capital serves a website of its own. It answers on both IPv4 and IPv6, with no TLS certificate.

13 other domains share an IP address with it.

The most recent crawl returned the page title “Checking your browser before accessing. Just a moment...” and 5,768 bytes of HTML. webXtrend first recorded it on .

Domain properties

Property Value Explanation
First seen 8/24/2017 Date the domain was first seen.
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 no 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 no certificate Shows whether the domain has a valid SSL certificate.
Redirects 0 Number of domains that redirect to this domain.
Reverse IP 13 Number of domains with the same IP(s).

Detected social media networks

No social networks found on this website.

Last successful crawl

Title Checking your browser before accessing. Just a moment...
Description (not set)
Content-Length 5,768 bytes

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

Last SSL certificate

No certificate data available for this domain.

DNS history

IPv4 address Last updated
217.65.156.233 9/29/2026
217.65.159.93 9/29/2026
84.32.84.127 9/20/2026
88.222.222.53 9/20/2026
217.65.156.48 9/12/2026
IPv6 address Last updated
2a02:4780:7f:4476:bb9d:b30d:e256:17c5 9/29/2026
2a02:4780:80:df91:16d:d42e:fa08:8695 9/29/2026
2a02:4780:7f:9472:a104:9277:6c53:3b45 9/20/2026
2a02:4780:80:1443:9ee3:ecc0:c3f2:3701 9/20/2026
2a02:4780:7f:ae24:b6d:2277:6bd6:21ec 9/12/2026
Mail server Priority Last updated
mx.21century.capital 10 11/16/2025
~ 300 10/29/2025
mx.21century.capital 10 3/24/2025
mx.21century.capital 30 1/1/2025
21century-capital.mail.protection.outlook.com 0 1/1/2024
Name server Last updated
evan.ns.cloudflare.com 2/1/2026
rayne.ns.cloudflare.com 2/1/2026
eloise.ns.cloudflare.com 11/16/2025
leif.ns.cloudflare.com 11/16/2025
ns118553.ztomy.com 10/29/2025

Last 5 redirect domains

No domains found.

Reverse IP neighbours

217.65.156.12 9 domains · here since 9/22/2026
Domain On this IP since
samaramorelli.com.br 9/30/2026
rtbimagez.com 9/23/2026
omnia-nexus.com 9/28/2026
madeireirasb.com.br 9/22/2026
ijessheim.no 9/15/2026
dreamblvd.net 9/22/2026
beonline.pt 9/28/2026
and 1 more
217.65.159.68 2 domains · here since 9/22/2026
Domain On this IP since
collectivejoinery.com.au 9/28/2026
2a02:4780:84:4ffb:2a91:b7fe:b9b6:fbf1 1 domain · here since 9/22/2026
Domain On this IP since
No other domains on this address.
2a02:4780:84:8882:eb78:37eb:6dae:9649 1 domain · here since 9/22/2026
Domain On this IP since
No other domains on this address.

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.