osdev.org - OS Development

Quick Summary

Online Status

Online

Server IP address resolved: Yes
Http response code: 200
Response time: 0.18 sec.
Last Checked: 07/01/2024

Over the time osdev.org has been ranked as high as 6,830 in the world, while most of its traffic comes from China, where it reached as high as 45,547 position.

Osdev.org receives about 2,680 unique visitors and 4,824 pageviews per day. The estimated value of osdev.org is 87,600 USD. Each unique visitor makes about 1.8 pageviews on average.

Osdev.org is registered under .ORG top-level domain. Check other websites in .ORG zone.

At the time of the last check (October 07, 2024) osdev.org has a valid and up-to-date SSL certificate issued by Google Trust Services that expires on December 02, 2024. Check other websites using SSL certificates issued by Google Trust Services.

According to Google Safe Browsing, Google Safe Search, Symantec and Web of Trust osdev.org is quite a safe domain.

Mobile-Friendly test indicates that osdev.org is well optimized for mobile and tablet devices.

Osdev.org General Information

Global Rank

141,575

Average Load Time

0.77sec

Links In Count

607

Website Value

$87,600

Audience Geography. Where are osdev.org visitors located?

Country	Rank
Georgia GE	7648
Romania RO	28889
China CN	45547
Viet Nam VN	45874
Germany DE	72524
Pakistan PK	80742
Turkey TR	84967
United States US	85401
India IN	104310
Canada CA	115595
Russian Federation RU	226708

Country	Percent of Pageviews
United States US	30.7%
China CN	21%
India IN	5.9%
Germany DE	5.2%
Turkey TR	2.5%
Viet Nam VN	2.2%
Romania RO	2.2%
Russian Federation RU	1.9%
Georgia GE	1.4%
Other	27.2%

Country	Percent of Visitors
China CN	26.6%
United States US	24.3%
Germany DE	8%
India IN	5.4%
Romania RO	2.9%
Canada CA	2.1%
Viet Nam VN	1.4%
Russian Federation RU	1.3%
Turkey TR	1.1%
Other	27.1%

Where do visitors go on osdev.org?

Subdomain	Pageviews
wiki.osdev.org	87.8%
forum.osdev.org	6.65%
other	5.55%

Subdomain	Pageviews per User
wiki.osdev.org	1.4
forum.osdev.org	1.3

Subdomain	Reach
wiki.osdev.org	95.02%
forum.osdev.org	7.78%

How popular is osdev.org?

Days	Reach Rank	Reach Rank Delta	Reach per Million	Reach per Million Delta
90	130271	-58629	5	60%
30	128836	23574	51	-19.95%
7	156025	38363	4	-29.69%
1	559471	502435	1	-92.463%

Days	Pageviews Rank	Pageviews Rank Delta	Pageviews per Million	Pageviews per Million Delta	Pageviews per User	Pageviews per User Delta
90	191996	-51223	24	38%	1.8	-13.17%
30	212990	53604	21	-29.47%	1.5	-12.07%
7	263956	53044	17	-25.35%	2	6%
1	665196	544256	5	-88.548%	2	50%

Period	Global Rank	Global Rank Delta
past 3 months	141575	-54103
past month	145138	30347
past week	175225	39887
yesterday	586402	516123

Osdev.org Alexa Rank History

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

Osdev.org Safety Information

Overview

Last Updated: 11/05/2024

Overall result - "osdev.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: 03/24/2024

osdev.org is safe.

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

Google Safe Search

Last Updated: 11/04/2016

osdev.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

Malware not found at "osdev.org".
"osdev.org" is not a phishing page.
"osdev.org" does not install unwanted software.
"osdev.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.

Site Advisor

Last Updated: 02/24/2021

osdev.org is safe.

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

Web of Trust

Last Updated: 01/10/2019

osdev.org child safety isvery good.

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

SSL Information

SSL Checker Tool

Domain	osdev.org
Issuer Organization	Google Trust Services
Issuer	WE1
Algorithm	ecdsa-with-SHA256
Valid form	09/03/2024
Expiration	12/02/2024
Signed	Certificate is not self signed
Additional Domains	osdev.org *.osdev.org

Osdev.org Server Information

Server Location

Geolocation Tool

Dallas

Texas

United States

ASN Information

ASN Lookup Tool

ASN ID: 13335
ASN Title: CLOUDFLARENET - Cloudflare, Inc., US

Last Update: 07/20/2024

ASN Whois

#
# 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: 13335
ASName: CLOUDFLARENET
ASHandle: AS13335
RegDate: 2010-07-14
Updated: 2017-02-17
Comment: All Cloudflare abuse reporting can be done via https://www.cloudflare.com/abuse
Ref: https://rdap.arin.net/registry/autnum/13335

OrgName: Cloudflare, Inc.
OrgId: CLOUD14
Address: 101 Townsend Street
City: San Francisco
StateProv: CA
PostalCode: 94107
Country: US
RegDate: 2010-07-09
Updated: 2017-02-17
Comment: All Cloudflare abuse reporting can be done via https://www.cloudflare.com/abuse
Ref: https://rdap.arin.net/registry/entity/CLOUD14

OrgTechHandle: ADMIN2521-ARIN
OrgTechName: Admin
OrgTechPhone: +1-650-319-8930
OrgTechEmail: rir@cloudflare.com
OrgTechRef: https://rdap.arin.net/registry/entity/ADMIN2521-ARIN

OrgAbuseHandle: ABUSE2916-ARIN
OrgAbuseName: Abuse
OrgAbusePhone: +1-650-319-8930
OrgAbuseEmail: abuse@cloudflare.com
OrgAbuseRef: https://rdap.arin.net/registry/entity/ABUSE2916-ARIN

OrgNOCHandle: NOC11962-ARIN
OrgNOCName: NOC
OrgNOCPhone: +1-650-319-8930
OrgNOCEmail: noc@cloudflare.com
OrgNOCRef: https://rdap.arin.net/registry/entity/NOC11962-ARIN

RNOCHandle: NOC11962-ARIN
RNOCName: NOC
RNOCPhone: +1-650-319-8930
RNOCEmail: noc@cloudflare.com
RNOCRef: https://rdap.arin.net/registry/entity/NOC11962-ARIN

RTechHandle: ADMIN2521-ARIN
RTechName: Admin
RTechPhone: +1-650-319-8930
RTechEmail: rir@cloudflare.com
RTechRef: https://rdap.arin.net/registry/entity/ADMIN2521-ARIN

RAbuseHandle: ABUSE2916-ARIN
RAbuseName: Abuse
RAbusePhone: +1-650-319-8930
RAbuseEmail: abuse@cloudflare.com
RAbuseRef: https://rdap.arin.net/registry/entity/ABUSE2916-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.
#

Osdev.org Domain Name Information

WHOIS

WHOIS Lookup Tool

Domain Whois

Domain Name: osdev.org
Registry Domain ID: 55a840fafdf84cd18b2745e641eda6d8-LROR
Registrar WHOIS Server: whois.namecheap.com
Registrar URL: http://www.namecheap.com
Updated Date: 2024-07-27T07:42:53Z
Creation Date: 2000-08-21T00:32:59Z
Registry Expiry Date: 2025-08-21T00:32:59Z
Registrar: NameCheap, Inc.
Registrar IANA ID: 1068
Registrar Abuse Contact Email: abuse@namecheap.com
Registrar Abuse Contact Phone: +1.6613102107
Domain Status: clientTransferProhibited https://icann.org/epp#clientTransferProhibited
Registry Registrant ID: REDACTED FOR PRIVACY
Registrant Name: REDACTED FOR PRIVACY
Registrant Organization: Privacy service provided by Withheld for Privacy ehf
Registrant Street: REDACTED FOR PRIVACY
Registrant City: REDACTED FOR PRIVACY
Registrant State/Province: Capital Region
Registrant Postal Code: REDACTED FOR PRIVACY
Registrant Country: IS
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: indie.ns.cloudflare.com
Name Server: otto.ns.cloudflare.com
DNSSEC: unsigned
URL of the ICANN Whois Inaccuracy Complaint Form: https://www.icann.org/wicf/
>>> Last update of WHOIS database: 2024-09-26T02:32:13Z

DNS Records

DNS Lookup Tool

Host	A Record	TTL
osdev.org	173.255.206.39	1800

Host	MX Record	Priority	TTL
osdev.org	smtp.osdev.org	60	1799
osdev.org	aspmx.l.google.com	1	60
osdev.org	aspmx2.googlemail.com	10	60
osdev.org	alt2.aspmx.l.google.com	5	1799
osdev.org	alt1.aspmx.l.google.com	5	60
osdev.org	aspmx3.googlemail.com	10	60

Host	NS Record	TTL
osdev.org	dns1.registrar-servers.com	1800
osdev.org	dns2.registrar-servers.com	1800

Host	TXT Record	TTL
osdev.org	v=spf1 a:smtp.osdev.org include:aspmx.googlemail.com -all	1800

dns1.registrar-servers.com
TTL: 3601
Email address: hostmaster.registrar-servers.com
Serial: 2018090716
Refresh: 43200
Retry: 3600
Expire: 604800
Minimum: 3601

Osdev.org HTML Validation

HTML Validation Tool

Errors

Start tag seen without seeing a doctype first. Expected “<!DOCTYPE html>”.

The “center” element is obsolete. Use CSS instead.

The “cellpadding” attribute on the “table” element is obsolete. Use CSS instead.

The “cellspacing” attribute on the “table” element is obsolete. Use CSS instead.

The “border” attribute on the “table” element is obsolete. Use CSS instead.

The “align” attribute on the “td” element is obsolete. Use CSS instead.

The “valign” attribute on the “td” element is obsolete. Use CSS instead.

The “font” element is obsolete. Use CSS instead.

Stray end tag “tr”.

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

Warnings

The “border” attribute is obsolete. Consider specifying “img { border: 0; }” in CSS instead.

Consider adding a “lang” attribute to the “html” start tag to declare the language of this document.

Osdev.org Desktop Insights

Desktop Page Insights Tool

Last tested: 12/19/2016

Desktop

Desktop Speed

82%

Avoid landing page redirects

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

Leverage browser caching

Desktop Resource Breakdown

Total Resources	14
Number of Hosts	3
Static Resources	10
JavaScript Resources	6
CSS Resources	2

Osdev.org Mobile Insights

Mobile Page Insights Tool

Last tested: 12/19/2016

Mobile

Mobile Usability

61%

Use legible font sizes

Size tap targets appropriately

Configure the viewport

Mobile Speed

62%

Avoid landing page redirects

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

Leverage browser caching

Mobile Resource Breakdown

Total Resources	14
Number of Hosts	3
Static Resources	10
JavaScript Resources	6
CSS Resources	2

Osdev.org Typos

www.osdev.com
www.osdev.net
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www.osdev.biz
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Osdev.org OS Development

Quick Summary

Osdev.org General Information

Osdev.org Alexa Rank History

Osdev.org Safety Information

Osdev.org Server Information

Osdev.org Domain Name Information

Osdev.org HTML Validation

Osdev.org Desktop Insights

Osdev.org Mobile Insights

Osdev.org Nearest Competitors

Osdev.org Typos