Opentutorials.org 오픈튜토리얼스

Opentutorials.org Overview

Website Overview: opentutorials.org

Opentutorials.org is a website that provides tutorials and learning resources covering various topics. The site's title, "오픈튜토리얼스," suggests that it caters to an audience primarily in the Korean language.

The website receives a considerable amount of traffic, with approximately 5876 unique users visiting per day. These users generate a total of 22328.8 page views daily, indicating that visitors spend a significant amount of time browsing through the site's content.

In terms of value, opentutorials.org is estimated to be worth 394200 US dollars. This valuation takes into account factors such as the website's traffic, popularity, and potential revenue generation.

The website is hosted by Amazon.com, Inc., specifically on the AMAZON-02 server. This indicates that opentutorials.org benefits from Amazon's reliable hosting services and infrastructure. Hosting on Amazon also suggests that the website enjoys scalability and high availability for its users.

Opentutorials.org is under the top-level domain (TLD) ".ORG." The .ORG TLD is commonly associated with non-profit organizations and often used by communities and educational institutions.

The site has acquired a SSL certificate issued by Let's Encrypt. This certificate ensures that all communication between users and the website is encrypted and secure. The presence of SSL certification indicates that the site values user privacy and security.

Considering the nature of the website, opentutorials.org appears to be family-friendly. It focuses on providing tutorials and learning resources, which suggests an educational and informative purpose. However, it is important to note that the site's content should be further explored to assess its appropriateness for a particular audience.

PageSpeed Insights scores the website's speed at 63, indicating that there is room for improvement in terms of page load times and overall performance. Optimizing website speed can enhance user experience and make it more appealing to visitors.

Opentutorials.org has a notable number of external backlinks. With 1305 external backlinks, the site appears to have established a significant online presence. These backlinks may contribute to the website's visibility on search engines and help generate organic traffic.

Additionally, the website has 1116 referring domains. Referring domains are websites that link back to opentutorials.org. This suggests a strong network of incoming links, which can boost the site's authority and improve its search engine ranking.

In summary, opentutorials.org is a valuable

Opentutorials.org Rank Summary

Global Rank

29,822

Average Load Time

1.20sec

Links In Count

149

Website Value

$394,200

Audience Geography. Where are opentutorials.org visitors located?

Country	Visitors
Korea KR	84.4%
Japan JP	13.6%
United States US	1.1%
Other	1%

Country	Pageviews
Korea KR	71.6%
Japan JP	27.5%
United States US	0.5%
Other	0.4%

Country	Rank
Korea KR	798
Japan JP	12403
United States US	310518

Where do visitors go on opentutorials.org?

Subdomain	Pageviews
opentutorials.org	100%

Subdomain	Pageviews per User
opentutorials.org	4.3

Subdomain	Reach
opentutorials.org	100%

How popular is opentutorials.org?

Period	Global Rank	Global Rank Delta
past 3 months	29822	-962
past month	30858	476
past week	22729	-8153
yesterday	34909	6256

Days	Pageviews Rank	Pageviews Rank Delta	Pageviews per Million	Pageviews per Million Delta	Pageviews per User	Pageviews per User Delta
90	27720	110	247	-2.73%	3.8	-5.707%
30	26631	-2991	26	10%	4.3	20%
7	15937	-16572	47	120%	5.9	90%
1	61051	40490	11	-72.215%	1	-77.219%

Days	Reach Rank	Reach Rank Delta	Reach per Million	Reach per Million Delta
90	32756	-1575	24	3%
30	35190	2224	22	-6.42%
7	27869	-4831	29	20%
1	28825	-7072	30	20%

Opentutorials.org Website Safety

Overview

Last Updated: 11/22/2024

Overall result - opentutorials.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: 03/21/2024

opentutorials.org is safe.

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

Google Safe Search

Last Updated: 02/12/2019

opentutorials.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

opentutorials.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: 02/22/2021

opentutorials.org is safe.

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

Web of Trust

Last Updated: 01/09/2019

opentutorials.org child safety is very good.

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

SSL Information

SSL Checker Tool

Domain	opentutorials.org
Issuer Organization	Let's Encrypt
Issuer	R11
Algorithm	RSA-SHA256
Valid form	09/10/2024
Expiration	12/09/2024
Signed	Certificate is not self signed
Additional Domains	opentutorials.org

Opentutorials.org Rank History

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

Opentutorials.org Hosting Information

Server Location

Geolocation Tool

ASN Information

ASN Lookup Tool

ASN ID: 16509

ASN Title: AMAZON-02 - Amazon.com, Inc., US

Last Update: 07/19/2024

#
# 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: 16509
ASName: AMAZON-02
ASHandle: AS16509
RegDate: 2000-05-03
Updated: 2012-03-02
Ref: https://rdap.arin.net/registry/autnum/16509

OrgName: Amazon.com, Inc.
OrgId: AMAZON-4
Address: 1918 8th Ave
City: SEATTLE
StateProv: WA
PostalCode: 98101-1244
Country: US
RegDate: 1995-01-23
Updated: 2017-01-28
Ref: https://rdap.arin.net/registry/entity/AMAZON-4

OrgAbuseHandle: AEA8-ARIN
OrgAbuseName: Amazon EC2 Abuse
OrgAbusePhone: +1-206-266-4064
OrgAbuseEmail: abuse@amazonaws.com
OrgAbuseRef: https://rdap.arin.net/registry/entity/AEA8-ARIN

OrgTechHandle: ANO24-ARIN
OrgTechName: Amazon EC2 Network Operations
OrgTechPhone: +1-206-266-4064
OrgTechEmail: amzn-noc-contact@amazon.com
OrgTechRef: https://rdap.arin.net/registry/entity/ANO24-ARIN

RTechHandle: AC6-ORG-ARIN
RTechName: Amazon-com Incorporated
RTechPhone: +1-206-266-2187
RTechEmail: ipmanagement@amazon.com
RTechRef: https://rdap.arin.net/registry/entity/AC6-ORG-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.
#

Opentutorials.org Domain Registration and Settings

WHOIS

WHOIS Lookup Tool

Domain Name: opentutorials.org
Registry Domain ID: a77e45a5f69942dfa89f83583244c5b9-LROR
Registrar WHOIS Server:
Registrar URL: http://www.dotname.co.kr
Updated Date: 2024-01-24T10:11:36Z
Creation Date: 2011-01-20T13:04:16Z
Registry Expiry Date: 2025-01-20T13:04:16Z
Registrar: Dotname Korea Corp.
Registrar IANA ID: 1132
Registrar Abuse Contact Email: domain@dotnamekorea.com
Registrar Abuse Contact Phone: +82.7070900820
Domain Status: ok https://icann.org/epp#ok
Registry Registrant ID: REDACTED FOR PRIVACY
Registrant Name: REDACTED FOR PRIVACY
Registrant Organization:
Registrant Street: REDACTED FOR PRIVACY
Registrant City: REDACTED FOR PRIVACY
Registrant State/Province: no
Registrant Postal Code: REDACTED FOR PRIVACY
Registrant Country: KR
Registrant Phone: REDACTED FOR PRIVACY
Registrant Phone Ext: REDACTED FOR PRIVACY
Registrant Fax: REDACTED FOR PRIVACY
Registrant Fax Ext: REDACTED FOR PRIVACY
Registrant Email: Please query the RDDS service of the Registrar of Record identified in this output for information on how to contact the Registrant, Admin, or Tech contact of the queried domain name.
Registry Admin ID: REDACTED FOR PRIVACY
Admin Name: REDACTED FOR PRIVACY
Admin Organization: REDACTED FOR PRIVACY
Admin Street: REDACTED FOR PRIVACY
Admin City: REDACTED FOR PRIVACY
Admin State/Province: REDACTED FOR PRIVACY
Admin Postal Code: REDACTED FOR PRIVACY
Admin Country: REDACTED FOR PRIVACY
Admin Phone: REDACTED FOR PRIVACY
Admin Phone Ext: REDACTED FOR PRIVACY
Admin Fax: REDACTED FOR PRIVACY
Admin Fax Ext: REDACTED FOR PRIVACY
Admin Email: Please query the RDDS service of the Registrar of Record identified in this output for information on how to contact the Registrant, Admin, or Tech contact of the queried domain name.
Registry Tech ID: REDACTED FOR PRIVACY
Tech Name: REDACTED FOR PRIVACY
Tech Organization: REDACTED FOR PRIVACY
Tech Street: REDACTED FOR PRIVACY
Tech City: REDACTED FOR PRIVACY
Tech State/Province: REDACTED FOR PRIVACY
Tech Postal Code: REDACTED FOR PRIVACY
Tech Country: REDACTED FOR PRIVACY
Tech Phone: REDACTED FOR PRIVACY
Tech Phone Ext: REDACTED FOR PRIVACY
Tech Fax: REDACTED FOR PRIVACY
Tech Fax Ext: REDACTED FOR PRIVACY
Tech Email: Please query the RDDS service of the Registrar of Record identified in this output for information on how to contact the Registrant, Admin, or Tech contact of the queried domain name.
Name Server: ns-1390.awsdns-45.org
Name Server: ns-106.awsdns-13.com
Name Server: ns-1739.awsdns-25.co.uk
Name Server: ns-995.awsdns-60.net
DNSSEC: unsigned
URL of the ICANN Whois Inaccuracy Complaint Form: https://www.icann.org/wicf/
>>> Last update of WHOIS database: 2024-09-19T08:15:36Z

DNS Records

DNS Lookup Tool

Host	A Record	TTL
opentutorials.org	13.124.77.38	60

Host	MX Record	Priority	TTL
opentutorials.org	aspmx.l.google.com	1	300
opentutorials.org	aspmx3.googlemail.com	10	300
opentutorials.org	aspmx2.googlemail.com	10	300
opentutorials.org	alt1.aspmx.l.google.com	5	300
opentutorials.org	alt2.aspmx.l.google.com	5	300

Host	NS Record	TTL
opentutorials.org	ns-106.awsdns-13.com	300
opentutorials.org	ns-1390.awsdns-45.org	300
opentutorials.org	ns-1739.awsdns-25.co.uk	300
opentutorials.org	ns-995.awsdns-60.net	300

Host	TXT Record	TTL
opentutorials.org	v=spf1 include:mailgun.org ~all	300

ns-995.awsdns-60.net
TTL: 900
Email address: awsdns-hostmaster.amazon.com
Serial: 1
Refresh: 7200
Retry: 900
Expire: 1209600
Minimum: 86400

Opentutorials.org HTML Check

HTML Validation Tool

Errors

A “meta” element with an “http-equiv” attribute whose value is “X-UA-Compatible” must have a “content” attribute with the value “IE=edge”.

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

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

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

Attribute “results” not allowed on element “input” at this point.

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

The “for” attribute of the “label” element must refer to a non-hidden form control.

Opentutorials.org Desktop Performance

Last tested: 10/14/2016

Desktop Speed

62%

Enable compression

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

Minify JavaScript

Leverage browser caching

Optimize images

Minify HTML

Desktop Resource Breakdown

Total Resources	20
Number of Hosts	5
Static Resources	16
JavaScript Resources	4
CSS Resources	2

Opentutorials.org Mobile Insights

Last tested: 10/14/2016

Mobile Usability

99%

Size tap targets appropriately

Mobile Speed

63%

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

Enable compression

Minify JavaScript

Leverage browser caching

Optimize images

Minify HTML

Mobile Resource Breakdown

Total Resources	18
Number of Hosts	4
Static Resources	14
JavaScript Resources	3
CSS Resources	1

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Opentutorials.org 오픈튜토리얼스

Opentutorials.org Overview

Opentutorials.org Rank Summary

Opentutorials.org Website Safety

Opentutorials.org Rank History

Opentutorials.org Hosting Information

Opentutorials.org Domain Registration and Settings

Opentutorials.org HTML Check

Opentutorials.org Desktop Performance

Opentutorials.org Mobile Insights

Opentutorials.org Similar Audits

Opentutorials.org Common Typos