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382.5 M

Registered domains

9.2 M

New domains in the last 30 days

64.8 M

Social media profiles detected

practicalbiology.org

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

15 other domains share an IP address with it.

The most recent crawl returned the page title “Home” and 13,319 bytes of HTML. webXtrend first recorded it on .

Domain properties

Property Value Explanation
First seen 10/4/2008 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 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 15 Number of domains with the same IP(s).

Detected social media networks

No social networks found on this website.

Last successful crawl

Title Home
Description Practical Biology
Content-Length 13,319 bytes

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

Last SSL certificate

Issuer Amazon
Valid from 2/13/2026
Valid to 3/15/2027
Time until expiry 160 days

DNS history

IPv4 address Last updated
18.164.124.111 9/3/2026
18.164.124.123 9/3/2026
18.164.124.62 9/3/2026
18.164.124.92 9/3/2026
3.170.19.104 8/25/2026
Name server Last updated
ns0.dnsmadeeasy.com 12/9/2023
ns1.dnsmadeeasy.com 12/9/2023
ns2.dnsmadeeasy.com 12/9/2023
ns3.dnsmadeeasy.com 12/9/2023
ns4.dnsmadeeasy.com 12/9/2023

Last 5 redirect domains

No domains found.

Reverse IP neighbours

18.164.124.123 5 domains · here since 9/16/2026
Domain On this IP since
riadfes.com 9/22/2026
lcc.net.ar 9/14/2026
gabeandluna.com 9/19/2026
columbiachrysler.com 9/20/2026
18.164.124.62 4 domains · here since 9/16/2026
Domain On this IP since
snobhotelparis.com 9/15/2026
gorvwinnipeg.ca 9/15/2026
farmhousetg.com 9/18/2026
18.164.124.92 3 domains · here since 9/16/2026
Domain On this IP since
rhogemini.com 9/13/2026
kprc.com 9/21/2026
18.164.124.111 3 domains · here since 9/16/2026
Domain On this IP since
tonysbarbque.com 9/18/2026
camdenscoffeehouse.com 9/22/2026

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.