Crf.org CRF

The Cardiovascular Research Foundation (CRF) is an independent, academically focused nonprofit organization dedicated to improving the survival and qu...

Crf.org Overview

Crf.org ranking shows that the page is at position 1,242,195 over the world, while the bulk of its audience is from United States, where it ranks 254,895.

It is beneficial to crf.org that their hosting company DIGITALOCEAN-ASN - DigitalOcean, LLC, US servers are located in United States, as that reduces page load time for the majority of their users. See the list of other webpages hosted on DIGITALOCEAN-ASN - DigitalOcean, LLC, US servers.

In terms of rank-to-traffic ratio, crf.org has 307 unique users per day, viewing 589 pages. The rank based value of crf.org is 6,314 USD. Every user makes 2.03 pageviews on average.

Crf.org boasts a link base consisting of 381 referring domains and 415 external backlinks, as revealed by the data obtained from web network scanning.

Crf.org top-level domain belongs to .ORG domain zone. Check other webpages in .ORG zone.

According the last verification test in July 16, 2024, crf.org has an expired SSL certificate issued by Let's Encrypt (expired on September 20, 2024). Click button “Update” SSL Information at the Safety Information section. Check the list of websites using SSL by Let's Encrypt.

Based on data from Google Safe Browsing, Google Safe Search and Symantec crf.org is a fairly safe domain.

According the Mobile-Friendly test by Google crf.org is nice optimized for mobile devices and tablets, however the webpage speed could be improved.

Crf.org Rank Summary

Global Rank

1,242,195

Average Load Time

2.18sec

Links In Count

134

Website Value

$5,846

Audience Geography. Where are crf.org visitors located?

Country	Visitors
United States US	64.7%
Other	34.8%

Country	Pageviews
United States US	68.8%
Other	31.4%

Country	Rank
United States US	254895

Where do visitors go on crf.org?

Subdomain	Pageviews
crf.org	100%

Subdomain	Pageviews per User
crf.org	2.4

Subdomain	Reach
crf.org	100%

How popular is crf.org?

Period	Global Rank	Global Rank Delta
past 3 months	1242195	681028
past month	890508	-676508
past week	748178	33706
yesterday	1284603	310505

Days	Pageviews Rank	Pageviews Rank Delta	Pageviews per Million	Pageviews per Million Delta	Pageviews per User	Pageviews per User Delta
90	1469934	754145	2	-63.158%	1.9	6%
30	964354	-957225	3	200%	2.4	50%
7	971099	260308	3	-35.36%	2	-43.07%
1	1404902	279712	1	-33.11%	1	0%

Days	Reach Rank	Reach Rank Delta	Reach per Million	Reach per Million Delta
90	1208575	679220	3	-65.029%
30	906014	-567704	45	90%
7	716910	-68553	7	10%
1	1188851	412807	5	-32.88%

Crf.org Website Safety

Overview

Last Updated: 11/11/2024

Overall result - crf.org is safe.

We gather website safety and reputation data and compare it with available third-party sources so we calculate own safety and trustworthiness rate based on information that we get.

Norton Connect Safe

Last Updated: 03/30/2024

crf.org is safe.

Norton ConnectSafe evaluates crf.org for any unsafe and insecure content. The results are critical for families with young children.

Google Safe Search

Last Updated: 12/11/2016

crf.org is safe.

SafeSearch is used as a parental control tool to filter out any inappropriate for your children search results on your devices: phones, tablets or personal computers.

Google Safe Browsing

Last Updated: 01/09/2019

crf.org is safe.
Malware: not found.
Phishing: not detected.
Unwanted software: not found.
Harmfull applications: not found.

Google Safe Browsing notifies when websites are compromised by malicious actors. These protections work across Google products and provide a safer online experience.

Site Advisor

Last Updated: 02/28/2021

crf.org is safe.

McAfee assesses crf.org for a meaningful set of security threats. Featured dangers from annoying pop-ups to hidden Trojans, that can steal your identity, will be revealed. McAfee does not analyze crf.org for mature or inappropriate content, only security checks are evaluated.

Web of Trust

Last Updated: 11/11/2024

crf.org child safety is unknown.

The WOT calculates reputation of the crf.org. This reputation system receives ratings from users and information from third-party sources, assesses the crf.org for safety features and confirms, whether crf.org is suitable for children.

SSL Information

SSL Checker Tool

Domain	crf.org
Issuer Organization	Let's Encrypt
Issuer	R10
Algorithm	RSA-SHA256
Valid form	06/22/2024
Expiration	09/20/2024
Signed	Certificate is not self signed
Additional Domains	crf.org www.crf.org

Crf.org Rank History

Alexa Rank shows how popular crf.org is in comparison with other sites. The most popular site has Alexa Rank equals 1. If crf.org has Alexa Rank equals 100,000, then it is in TOP 100,000 popular sites in the world. The rank is calculated using a combination of average daily visitors to crf.org and pageviews on crf.org over the past 3 months.

Crf.org Hosting Information

Server Location

Geolocation Tool

ASN Information

ASN Lookup Tool

ASN ID: 14061

ASN Title: DIGITALOCEAN-ASN - DigitalOcean, LLC, US

Last Update: 11/09/2024

#
# ARIN WHOIS data and services are subject to the Terms of Use
# available at: https://www.arin.net/whois_tou.html
#
# If you see inaccuracies in the results, please report at
# https://www.arin.net/resources/whois_reporting/index.html
#
# Copyright 1997-2018, American Registry for Internet Numbers, Ltd.
#

ASNumber: 14061
ASName: DIGITALOCEAN-ASN
ASHandle: AS14061
RegDate: 2012-09-25
Updated: 2012-09-25
Ref: https://rdap.arin.net/registry/autnum/14061

OrgName: DigitalOcean, LLC
OrgId: DO-13
Address: 101 Ave of the Americas
Address: 10th Floor
City: New York
StateProv: NY
PostalCode: 10013
Country: US
RegDate: 2012-05-14
Updated: 2018-07-17
Comment: http://www.digitalocean.com
Comment: Simple Cloud Hosting
Ref: https://rdap.arin.net/registry/entity/DO-13

OrgAbuseHandle: ABUSE5232-ARIN
OrgAbuseName: Abuse, DigitalOcean
OrgAbusePhone: +1-347-875-6044
OrgAbuseEmail: abuse@digitalocean.com
OrgAbuseRef: https://rdap.arin.net/registry/entity/ABUSE5232-ARIN

OrgNOCHandle: NOC32014-ARIN
OrgNOCName: Network Operations Center
OrgNOCPhone: +1-347-875-6044
OrgNOCEmail: noc@digitalocean.com
OrgNOCRef: https://rdap.arin.net/registry/entity/NOC32014-ARIN

OrgTechHandle: NOC32014-ARIN
OrgTechName: Network Operations Center
OrgTechPhone: +1-347-875-6044
OrgTechEmail: noc@digitalocean.com
OrgTechRef: https://rdap.arin.net/registry/entity/NOC32014-ARIN

#
# ARIN WHOIS data and services are subject to the Terms of Use
# available at: https://www.arin.net/whois_tou.html
#
# If you see inaccuracies in the results, please report at
# https://www.arin.net/resources/whois_reporting/index.html
#
# Copyright 1997-2018, American Registry for Internet Numbers, Ltd.
#

Crf.org Domain Registration and Settings

WHOIS

WHOIS Lookup Tool

Domain Name: CRF.ORG
Registry Domain ID: D2095248-LROR
Registrar WHOIS Server: whois.networksolutions.com
Registrar URL: http://www.networksolutions.com
Updated Date: 2021-04-13T00:35:16Z
Creation Date: 1995-11-16T05:00:00Z
Registry Expiry Date: 2028-11-15T05:00:00Z
Registrar Registration Expiration Date:
Registrar: Network Solutions, LLC
Registrar IANA ID: 2
Registrar Abuse Contact Email: domain.operations@web.com
Registrar Abuse Contact Phone: +1.8777228662
Reseller:
Domain Status: clientTransferProhibited https://icann.org/epp#clientTransferProhibited
Registrant Organization:
Registrant State/Province: FL
Registrant Country: US
Name Server: NS1.P28.DYNECT.NET
Name Server: NS2.P28.DYNECT.NET
Name Server: NS3.P28.DYNECT.NET
Name Server: NS4.P28.DYNECT.NET
DNSSEC: unsigned
URL of the ICANN Whois Inaccuracy Complaint Form https://www.icann.org/wicf/)
>>> Last update of WHOIS database: 2022-01-01T23:26:42Z

DNS Records

DNS Lookup Tool

Host	A Record	TTL
crf.org	157.245.250.3	600

Host	MX Record	Priority	TTL
crf.org	us-smtp-inbound-1.mimecast.com	10	3600
crf.org	us-smtp-inbound-2.mimecast.com	10	3600

Host	NS Record	TTL
crf.org	ns-1372.awsdns-43.org	86400
crf.org	ns-139.awsdns-17.com	86400
crf.org	ns-1595.awsdns-07.co.uk	86400
crf.org	ns-639.awsdns-15.net	86400

Host	TXT Record	TTL
crf.org	0ed1fe018a9204f79613c64fcfb5d4aadc3a822bc5	3600
crf.org	MS=ms44581861	3600
crf.org	YixclaMe+JvnEdtGXYH6U7CDPfd1HMlZikUCTkcUDLM=	3600
crf.org	adobe-idp-site-verification=317b62a3b02a5cec5c523f926fb2e2beb76d355c3d994a795e82440896dbe753	3600
crf.org	adobe-sign-verification=e8fa60e09595dd095807f66bf95c946	3600
crf.org	apple-domain-verification=uIsDAlHeYW5e90a7	3600
crf.org	docusign=0e08d9f2-bef2-4230-9704-514247309e46	3600
crf.org	google-site-verification=JIetGiwQJ7k5WsqbEd00RGVToWr7XRzpeaqJ-qx2EU0	3600
crf.org	intersight=8c6e9d97844df1c287a2eea1be20f9597a7361a184a2cb604d496b3d3da893c2	3600
crf.org	v=spf1 include:us._netblocks.mimecast.com ip4:208.109.80.0/24 include:spf.protection.outlook.com include:aspmx.pardot.com ~all	3600

ns-1372.awsdns-43.org
TTL: 900
Email address: awsdns-hostmaster.amazon.com
Serial: 1
Refresh: 7200
Retry: 900
Expire: 1209600
Minimum: 86400

Crf.org HTML Check

HTML Validation Tool

Warnings

Consider avoiding viewport values that prevent users from resizing documents.

The first occurrence of ID “mod-finder-searchform” was here.

The first occurrence of ID “mod-finder-searchword” was here.

The first occurrence of ID “blue-banner” was here.

Section lacks heading. Consider using “h2”-“h6” elements to add identifying headings to all sections.

Article lacks heading. Consider using “h2”-“h6” elements to add identifying headings to all articles.

Errors

No space between attributes.

An “img” element must have an “alt” attribute, except under certain conditions. For details, consult guidance on providing text alternatives for images.

Duplicate ID “mod-finder-searchform”.

Duplicate ID “mod-finder-searchword”.

Element “div” is missing one or more of the following attributes: “role”.

Duplicate ID “blue-banner”.

Stray end tag “div”.

Element “ul” not allowed as child of element “span” in this context. (Suppressing further errors from this subtree.)

End tag “div” seen, but there were open elements.

Unclosed element “ul”.

Unclosed element “span”.

Stray end tag “ul”.

Stray end tag “span”.

Crf.org Desktop Performance

Last tested: 02/04/2016

Desktop Speed

59%

Leverage browser caching

Reduce server response time

Eliminate render-blocking JavaScript and CSS in above-the-fold content

Optimize images

Minify JavaScript

Minify CSS

Minify HTML

Desktop Resource Breakdown

Total Resources	113
Number of Hosts	20
Static Resources	98
JavaScript Resources	29
CSS Resources	16

Crf.org Mobile Insights

Last tested: 11/12/2019

Mobile Usability

93%

Size tap targets appropriately

Mobile Speed

41%

Eliminate render-blocking JavaScript and CSS in above-the-fold content

Leverage browser caching

Avoid landing page redirects

Optimize images

Reduce server response time

Enable compression

Minify HTML

Minify JavaScript

Minify CSS

Mobile Resource Breakdown

Total Resources	74
Number of Hosts	24
Static Resources	56
JavaScript Resources	21
CSS Resources	5

Crf.org Common Typos

www.crf.com
www.crf.net
www.crf.org
www.crf.info
www.crf.biz
www.crf.us
www.crf.mobi
www.rf.org
www.crf.org
www.xrf.org
www.cxrf.org
www.xcrf.org
www.drf.org
www.cdrf.org
www.dcrf.org
www.frf.org
www.cfrf.org
www.fcrf.org
www.vrf.org
www.cvrf.org
www.vcrf.org
www.cf.org
www.cef.org
www.cref.org
www.cerf.org
www.cdf.org
www.crdf.org
www.cff.org
www.crff.org
www.ctf.org
www.crtf.org
www.ctrf.org
www.cr.org
www.crc.org
www.crfc.org
www.crcf.org
www.crd.org
www.crfd.org
www.crr.org
www.crfr.org
www.crrf.org
www.crt.org
www.crft.org
www.crg.org
www.crfg.org
www.crgf.org
www.crv.org
www.crfv.org
www.crvf.org

Crf.org CRF

The Cardiovascular Research Foundation (CRF) is an independent, academically focused nonprofit organization dedicated to improving the survival and qu...

Crf.org Overview

Crf.org Rank Summary

Crf.org Website Safety

Crf.org Rank History

Crf.org Hosting Information

Crf.org Domain Registration and Settings

Crf.org HTML Check

Crf.org Desktop Performance

Crf.org Mobile Insights

Crf.org Similar Audits

Crf.org Common Typos