Openintro.org OpenIntro: developer and promoter of educational products that are free, transparent, and lower barriers to education.
OpenIntro's mission is to make educational products that are free, transparent, and lower barriers to education. We're a registered 501(c)(3) nonprofi...
Server IP address resolved: Yes
Http response code: 200
Response time: 0.67 sec.
Last Checked: 03/09/2023
Over the time openintro.org has been ranked as high as 24,602 in the world, while most of its traffic comes from United States, where it reached as high as 91,651 position.
Openintro.org receives about 1,714 unique visitors and 2,742 pageviews per day. The estimated value of openintro.org is 52,560 USD. Each unique visitor makes about 1.6 pageviews on average.
Openintro.org is registered under .ORG top-level domain. Check other websites in .ORG zone.
At the time of the last check (November 14, 2019) openintro.org has an expired SSL certificate issued by Let's Encrypt (expired on January 15, 2020). Check other websites using SSL certificates issued by Let's Encrypt.
According to Google Safe Browsing, Google Safe Search and Symantec openintro.org is quite a safe domain.
Mobile-Friendly test indicates that openintro.org is well optimized for mobile and tablet devices.
Audience Geography. Where are openintro.org visitors located?
| Country | Rank |
|---|---|
 Denmark DK | 13936 |
| Korea KR | 21332 |
| Nigeria NG | 30637 |
| Canada CA | 66678 |
| United States US | 91651 |
| India IN | 264531 |
| Country | Percent of Pageviews |
|---|---|
| United States US | 44.9% |
| Korea KR | 24.4% |
| Canada CA | 10.2% |
| Denmark DK | 6.5% |
| Nigeria NG | 5.6% |
| India IN | 2.9% |
| Other | 5.4% |
| Country | Percent of Visitors |
|---|---|
| United States US | 49.1% |
| Korea KR | 23% |
| Denmark DK | 6.6% |
| Canada CA | 5.9% |
| Nigeria NG | 4.7% |
| India IN | 3.8% |
| Other | 6.8% |
Where do visitors go on openintro.org?
| Subdomain | Pageviews |
|---|---|
| openintro.org | 100% |
| Subdomain | Pageviews per User |
|---|---|
| openintro.org | 1.6 |
| Subdomain | Reach |
|---|---|
| openintro.org | 100% |
How popular is openintro.org?
| Days | Reach Rank | Reach Rank Delta | Reach per Million | Reach per Million Delta |
|---|---|---|---|---|
| 90 | 226437 | 7294 | 25 | -1.93% |
| 30 | 230437 | 11683 | 24 | -9.32% |
| 7 | 245992 | 55521 | 24 | -20.14% |
| 1 | 886817 | 454064 | 6 | -49.71% |
| Days | Pageviews Rank | Pageviews Rank Delta | Pageviews per Million | Pageviews per Million Delta | Pageviews per User | Pageviews per User Delta |
|---|---|---|---|---|---|---|
| 90 | 347831 | -25001 | 11 | 10% | 1.6 | 10% |
| 30 | 365558 | 57407 | 1 | -23.11% | 1.6 | -15.14% |
| 7 | 408222 | 112537 | 1 | -28.98% | 1.5 | -10.84% |
| 1 | 707327 | 136468 | 4 | -30.9% | 2 | 40% |
| Period | Global Rank | Global Rank Delta |
|---|---|---|
| past 3 months | 249576 | -1475 |
| past month | 255357 | 23522 |
| past week | 271119 | 63364 |
| yesterday | 847848 | 359205 |
Alexa Rank shows how popular openintro.org is in comparison with other sites. The most popular site has Alexa Rank equals 1. If openintro.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 openintro.org and pageviews on openintro.org over the past 3 months.
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 ConnectSafe evaluates openintro.org for any unsafe and insecure content. The results are critical for families with young children.
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.
"openintro.org" is not a phishing page.
"openintro.org" does not install unwanted software.
"openintro.org" does not contain harmfull applications.
Google Safe Browsing notifies when websites are compromised by malicious actors. These protections work across Google products and provide a safer online experience.
McAfee assesses openintro.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 openintro.org for mature or inappropriate content, only security checks are evaluated.
The WOT calculates reputation of the openintro.org. This reputation system receives ratings from users and information from third-party sources, assesses the openintro.org for safety features and confirms, whether openintro.org is suitable for children.
| Domain | openintro.org |
| Issuer Organization | Let's Encrypt |
| Issuer | Let's Encrypt Authority X3 |
| Algorithm | RSA-SHA256 |
| Valid form | 10/17/2019 |
| Expiration | 01/15/2020 |
| Signed | Certificate is not self signed |
| Additional Domains | autodiscover.openintro.org cpanel.openintro.org mail.openintro.org openintro.org openintro.statgrad.com webdisk.openintro.org webmail.openintro.org www.openintro.org www.openintro.statgrad.com |
Not Found
ASN ID: 19871
ASN Title: NETWORK-SOLUTIONS-HOSTING - Network Solutions, LLC, US
Last Update: 10/13/2023
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# If you see inaccuracies in the results, please report at
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ASNumber: 19871
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OrgName: Network Solutions, LLC
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Address: 12808 Gran Bay Parkway West
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RegDate: 2004-08-05
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RNOCName: NOC
RNOCPhone: +1-703-668-4900
RNOCEmail: nocsupport@networksolutions.com
RNOCRef: https://rdap.arin.net/registry/entity/NOC2042-ARIN
#
# ARIN WHOIS data and services are subject to the Terms of Use
# available at: https://www.arin.net/whois_tou.html
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# If you see inaccuracies in the results, please report at
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# Copyright 1997-2018, American Registry for Internet Numbers, Ltd.
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Domain Name: OPENINTRO.ORG
Registry Domain ID: D156629238-LROR
Registrar WHOIS Server: whois.google.com
Registrar URL: https://domains.google.com
Updated Date: 2020-08-15T18:23:31Z
Creation Date: 2009-07-11T19:22:08Z
Registry Expiry Date: 2030-07-11T19:22:08Z
Registrar Registration Expiration Date:
Registrar: Google LLC
Registrar IANA ID: 895
Registrar Abuse Contact Email: registrar-abuse@google.com
Registrar Abuse Contact Phone: +1.8772376466
Reseller:
Domain Status: clientTransferProhibited https://icann.org/epp#clientTransferProhibited
Registrant Organization: Contact Privacy Inc. Customer 12434348
Registrant State/Province: ON
Registrant Country: CA
Name Server: NS1629.HOSTGATOR.COM
Name Server: NS1630.HOSTGATOR.COM
DNSSEC: unsigned
URL of the ICANN Whois Inaccuracy Complaint Form https://www.icann.org/wicf/)
>>> Last update of WHOIS database: 2021-06-01T00:49:06Z
| Host | A Record | TTL |
|---|
| Host | MX Record | Priority | TTL |
|---|
| Host | NS Record | TTL |
|---|
| Host | TXT Record | TTL |
|---|
Last tested: 12/09/2018
| Total Resources | 35 |
| Number of Hosts | 8 |
| Static Resources | 20 |
| JavaScript Resources | 10 |
| CSS Resources | 2 |
Last tested: 12/09/2018
| Total Resources | 35 |
| Number of Hosts | 8 |
| Static Resources | 20 |
| JavaScript Resources | 10 |
| CSS Resources | 2 |
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