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382.7 M

Domains known to webXtrend

9.3 M

New domains in the last 30 days

63.8 M

Social media profiles detected

nfb.org

nfb.org serves a website of its own. It answers on both IPv4 and IPv6, with no TLS certificate and MX records for mail.

424 other domains share an IP address with it, and 26 domains redirect to it.

The most recent crawl returned the page title “Attention Required! | Cloudflare” and 5,489 bytes of HTML.

Domain properties

Property Value Explanation
Top-level domain .org 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 yes 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 26 Number of domains that redirect to this domain.
Reverse IP 424 Number of domains with the same IP(s).

Detected social media networks

No social networks found on this website.

Similar websites

We have not analysed the start page of this domain yet, so we cannot compare it with other websites.

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

No certificate data available for this domain.

Last successful crawl

Title Attention Required! | Cloudflare
Description (not set)
Content-Length 5,489 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
172.66.40.213 12/6/2023
172.66.43.43 12/6/2023
IPv6 address Last updated
2606:4700:3108:0:0:0:ac42:28d5 12/6/2023
2606:4700:3108:0:0:0:ac42:2b2b 12/6/2023
Mail server Priority Last updated
us-smtp-inbound-1.mimecast.com 10 10/26/2025
us-smtp-inbound-2.mimecast.com 10 10/26/2025
_dc-mx.056edf8b3b46.nfb.org 20 10/26/2025
us-smtp-inbound-1.mimecast.com 10 1/2/2024
us-smtp-inbound-2.mimecast.com 10 1/2/2024
Name server Last updated
ajay.ns.cloudflare.com 12/6/2023
tess.ns.cloudflare.com 12/6/2023

Most recent redirect domains

Domain Last seen
david8k.com 10/7/2026
nfb-jbir.org 10/7/2026
nfbnewsline.org 10/7/2026
carshelpingtheblind.com 10/7/2026
blindscience.org 10/5/2026
nfbdeaf-blind.org 10/4/2026
alaskanfb.org 10/3/2026
toolsforindependence.org 10/3/2026
blind.org 10/3/2026
blindparents.org 10/3/2026
accessibilityswitchboard.org 10/2/2026
whitecane.day 10/2/2026
and 14 more

Reverse IP neighbours

172.66.40.213 108 domains · here since 9/22/2026
Domain On this IP since
ztztcnv8.com 9/22/2026
zedra.com 9/17/2026
xranatomy.com 10/4/2026
xn--lnutanuc-9za.se 9/14/2026
wordsonline.com 9/21/2026
westcreativo.com 9/13/2026
wegamble.org 9/14/2026
waawlive.net 9/13/2026
w88aa.cc 9/17/2026
vntranslator.app 9/23/2026
viared.cl 9/22/2026
verifymyage.com 9/22/2026
and 95 more
172.66.43.43 108 domains · here since 9/22/2026
Domain On this IP since
ztztcnv8.com 9/22/2026
zedra.com 9/17/2026
xranatomy.com 10/4/2026
xn--lnutanuc-9za.se 9/14/2026
wordsonline.com 9/21/2026
westcreativo.com 9/13/2026
wegamble.org 9/14/2026
waawlive.net 9/13/2026
w88aa.cc 9/17/2026
vntranslator.app 9/23/2026
viared.cl 9/22/2026
verifymyage.com 9/22/2026
and 95 more
2606:4700:3108::ac42:28d5 104 domains · here since 9/22/2026
Domain On this IP since
ztztcnv8.com 9/22/2026
zedra.com 9/17/2026
xranatomy.com 10/4/2026
xn--lnutanuc-9za.se 9/14/2026
wordsonline.com 9/21/2026
westcreativo.com 9/13/2026
wegamble.org 9/14/2026
w88aa.cc 9/17/2026
vntranslator.app 9/23/2026
viared.cl 9/22/2026
verifymyage.com 9/22/2026
uniformaustralia.com.au 9/12/2026
and 91 more
2606:4700:3108::ac42:2b2b 104 domains · here since 9/22/2026
Domain On this IP since
ztztcnv8.com 9/22/2026
zedra.com 9/17/2026
xranatomy.com 10/4/2026
xn--lnutanuc-9za.se 9/14/2026
wordsonline.com 9/21/2026
westcreativo.com 9/13/2026
wegamble.org 9/14/2026
w88aa.cc 9/17/2026
vntranslator.app 9/23/2026
viared.cl 9/22/2026
verifymyage.com 9/22/2026
uniformaustralia.com.au 9/12/2026
and 91 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.