Engineeringchallenges.org Grand Challenges - Grand Challenges for Engineering

Engineeringchallenges.org Overview

Engineeringchallenges.org is a website that focuses on the Grand Challenges for Engineering. The site provides valuable information and resources on various engineering challenges and solutions. With an impressive daily user count of 965 unique users and 1544 pageviews, it indicates a significant amount of engagement and interest in the content.

The website is hosted by RMH-14 - Rackspace Hosting, which is a reputable hosting provider known for its reliability and security. This ensures that the visitors have a seamless experience while accessing the site and that their data is safeguarded.

The website operates under the top-level domain .ORG, suggesting that it is registered as a non-profit organization. This aligns with the purpose of the site, which aims to educate and inform the visitors about significant engineering challenges and their potential solutions.

To further enhance the trustworthiness of the website, an SSL certificate is issued by DigiCert Inc. This certificate ensures that the communication between the visitors' browsers and the site is encrypted and secure, protecting sensitive information and providing a safe browsing experience.

Considering the focus on engineering challenges, the site is most likely family-friendly. The content revolves around educational material and research on engineering topics, making it suitable for individuals of all ages.

According to PageSpeed Insights, the website has a speed score of 24. While this score may indicate room for improvement, it is important to note that website performance can vary depending on several factors, such as server load and page complexity. Optimizing the site for better speed could enhance the user experience and potentially increase pageviews.

The website has an impressive 978 external backlinks and 856 referring domains, indicating that it is well-regarded within the engineering community. The high number of backlinks from reputable sources suggests that the content provided on the site is valuable and widely referenced.

In conclusion, engineeringchallenges.org is a reputable and valuable resource for individuals interested in engineering challenges. With a substantial user base, secure hosting, and a focus on valuable educational content, the site provides an enriching experience for visitors of all ages.

Engineeringchallenges.org Rank Summary

Global Rank

442,695

Average Load Time

3.07sec

Links In Count

284

Website Value

$21,922

Audience Geography. Where are engineeringchallenges.org visitors located?

Country	Visitors
United States US	82.5%
Other	17.5%

Country	Pageviews
United States US	84.6%
Other	15.3%

Country	Rank
United States US	119991

Where do visitors go on engineeringchallenges.org?

Subdomain	Pageviews
engineeringchallenges.org	100%

Subdomain	Pageviews per User
engineeringchallenges.org	2

Subdomain	Reach
engineeringchallenges.org	100%

How popular is engineeringchallenges.org?

Period	Global Rank	Global Rank Delta
past 3 months	442695	-26917
past month	430337	-33702
past week	164167	-679202
yesterday	51800	0

Days	Pageviews Rank	Pageviews Rank Delta	Pageviews per Million	Pageviews per Million Delta	Pageviews per User	Pageviews per User Delta
90	602671	88932	6	-13.96%	1.6	-33.47%
30	545983	-157344	6	50%	2	50%
7	224558	-696372	23	700%	2	20%
1	88075	0	8	0%	2	0%

Days	Reach Rank	Reach Rank Delta	Reach per Million	Reach per Million Delta
90	404184	-76811	12	30%
30	408718	14589	13	-0.18%
7	159260	-685364	4	600%
1	40035	0	20	0%

Engineeringchallenges.org Website Safety

Overview

Last Updated: 09/13/2024

Overall result - engineeringchallenges.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: 03/27/2024

engineeringchallenges.org is safe.

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

Google Safe Search

Last Updated: 03/19/2019

engineeringchallenges.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

engineeringchallenges.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: 02/26/2021

engineeringchallenges.org is safe.

McAfee assesses engineeringchallenges.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 engineeringchallenges.org for mature or inappropriate content, only security checks are evaluated.

Web of Trust

Last Updated: 01/10/2019

engineeringchallenges.org child safety is very good.

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

SSL Information

SSL Checker Tool

Domain	www.engineergirl.org
Issuer Organization	DigiCert Inc
Issuer	DigiCert SHA2 Extended Validation Server CA
Algorithm	RSA-SHA256
Valid form	09/17/2018
Expiration	09/21/2020
Signed	Certificate is not self signed
Additional Domains	www.engineergirl.org engineergirl.org

Engineeringchallenges.org Rank History

Alexa Rank shows how popular engineeringchallenges.org is in comparison with other sites. The most popular site has Alexa Rank equals 1. If engineeringchallenges.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 engineeringchallenges.org and pageviews on engineeringchallenges.org over the past 3 months.

Engineeringchallenges.org Hosting Information

Server Location

Geolocation Tool

ASN Information

ASN Lookup Tool

ASN ID: 33070

ASN Title: RMH-14 - Rackspace Hosting, US

Last Update: 01/07/2024

#
# 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: 33070
ASName: RMH-14
ASHandle: AS33070
RegDate: 2004-09-24
Updated: 2012-02-24
Ref: https://rdap.arin.net/registry/autnum/33070

OrgName: Rackspace Hosting
OrgId: RACKS-8
Address: 1 Fanatical Place
City: Windcrest
StateProv: TX
PostalCode: 78218
Country: US
RegDate: 2010-03-29
Updated: 2017-09-12
Ref: https://rdap.arin.net/registry/entity/RACKS-8

OrgTechHandle: ZR9-ARIN
OrgTechName: Rackspace, com
OrgTechPhone: +1-210-312-4000
OrgTechEmail: hostmaster@rackspace.com
OrgTechRef: https://rdap.arin.net/registry/entity/ZR9-ARIN

OrgNOCHandle: HANSE157-ARIN
OrgNOCName: Hansell, Chris
OrgNOCPhone: +1-210-312-4000
OrgNOCEmail: hostmaster@rackspace.com
OrgNOCRef: https://rdap.arin.net/registry/entity/HANSE157-ARIN

OrgTechHandle: HANSE157-ARIN
OrgTechName: Hansell, Chris
OrgTechPhone: +1-210-312-4000
OrgTechEmail: hostmaster@rackspace.com
OrgTechRef: https://rdap.arin.net/registry/entity/HANSE157-ARIN

OrgTechHandle: IPADM17-ARIN
OrgTechName: IPADMIN
OrgTechPhone: +1-210-312-4000
OrgTechEmail: hostmaster@rackspace.com
OrgTechRef: https://rdap.arin.net/registry/entity/IPADM17-ARIN

OrgAbuseHandle: ABUSE45-ARIN
OrgAbuseName: Abuse Desk
OrgAbusePhone: +1-210-312-4000
OrgAbuseEmail: abuse@rackspace.com
OrgAbuseRef: https://rdap.arin.net/registry/entity/ABUSE45-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.
#

Engineeringchallenges.org Domain Registration and Settings

WHOIS

WHOIS Lookup Tool

Domain Name: ENGINEERINGCHALLENGES.ORG
Registry Domain ID: D129301657-LROR
Registrar WHOIS Server: whois.networksolutions.com
Registrar URL: http://www.networksolutions.com
Updated Date: 2020-08-21T18:40:58Z
Creation Date: 2006-09-21T18:42:41Z
Registry Expiry Date: 2023-09-21T18:42:41Z
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: National Academy of Sciences
Registrant State/Province: DC
Registrant Country: US
Name Server: DNS2.STABLETRANSIT.COM
Name Server: DNS1.STABLETRANSIT.COM
DNSSEC: unsigned
URL of the ICANN Whois Inaccuracy Complaint Form https://www.icann.org/wicf/)
>>> Last update of WHOIS database: 2021-11-26T20:10:37Z

DNS Records

DNS Lookup Tool

Host	A Record	TTL
engineeringchallenges.org	52.191.195.53	300

Host	MX Record	Priority	TTL

Host	NS Record	TTL
engineeringchallenges.org	dns2.stabletransit.com	300
engineeringchallenges.org	dns1.stabletransit.com	300

Host	TXT Record	TTL
engineeringchallenges.org	v=spf1 ip4:137.117.33.188 -all	300

ns.rackspace.com
TTL: 300
Email address: support.diamax.com
Serial: 1557993469
Refresh: 21600
Retry: 3600
Expire: 1814400
Minimum: 300

Engineeringchallenges.org HTML Check

HTML Validation Tool

Errors

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

Bad value “button” for attribute “role” on element “li”.

Duplicate attribute “name”.

Duplicate ID “static-top-navigator”.

Duplicate ID “bs-navbar-collapse-top”.

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

Duplicate attribute “data-slide-index”.

Stray end tag “ul”.

Attribute “type” not allowed on element “iframe” at this point.

The “frameborder” attribute on the “iframe” element is obsolete. Use CSS instead.

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

Duplicate attribute “class”.

Stray end tag “spoan”.

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

Unclosed element “span”.

Warnings

The first occurrence of ID “static-top-navigator” was here.

The first occurrence of ID “bs-navbar-collapse-top” was here.

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

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

This document appears to be written in English. Consider adding “lang="en"” (or variant) to the “html” start tag.

Engineeringchallenges.org Desktop Performance

Last tested: 11/23/2015

Desktop Speed

43%

Optimize images

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

Leverage browser caching

Reduce server response time

Minify CSS

Minify JavaScript

Minify HTML

Desktop Resource Breakdown

Total Resources	113
Number of Hosts	10
Static Resources	91
JavaScript Resources	16
CSS Resources	9

Engineeringchallenges.org Mobile Insights

Last tested: 09/04/2019

Mobile Usability

99%

Size tap targets appropriately

Mobile Speed

24%

Optimize images

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

Leverage browser caching

Reduce server response time

Minify JavaScript

Minify HTML

Minify CSS

Mobile Resource Breakdown

Total Resources	160
Number of Hosts	20
Static Resources	48
JavaScript Resources	22
CSS Resources	13

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Engineeringchallenges.org Grand Challenges - Grand Challenges for Engineering

Engineeringchallenges.org Overview

Engineeringchallenges.org Rank Summary

Engineeringchallenges.org Website Safety

Engineeringchallenges.org Rank History

Engineeringchallenges.org Hosting Information

Engineeringchallenges.org Domain Registration and Settings

Engineeringchallenges.org HTML Check

Engineeringchallenges.org Desktop Performance

Engineeringchallenges.org Mobile Insights

Engineeringchallenges.org Similar Audits

Engineeringchallenges.org Common Typos