Defcon.org DEF CON® Hacking Conference

Started in 1992 by the Dark Tangent, DEF CON is the world's longest running and largest underground hacking conference. Hackers, corporate IT professi...

Defcon.org Quick Summary

Status

Offline

Server IP address resolved: No

Http response code: None

Last Checked: 11/02/2024

Defcon.org traffic estimate is about 2,555 unique visitors and 5,621 pageviews per day. The approximated value of defcon.org is 102,200 USD. Every unique visitor makes about 2.2 pageviews on average.

Alexa Traffic Rank estimates that defcon.org is ranked number 10,654 in the world, while most of its traffic comes from United States, where it occupies as high as 58,306 place.

It’s good for defcon.org that their hosting company COMCAST-7922 - Comcast Cable Communications, LLC, US is located in United States, as that provides the majority of their visitors to benefit from the faster page load time. See the list of other websites hosted by COMCAST-7922 - Comcast Cable Communications, LLC, US.

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

During the last check (March 04, 2019) defcon.org has an invalid SSL certificate. please click the “Refresh” button for SSL Information at the Safety Information section.

In accordance with Google Safe Browsing, Google Safe Search, Symantec and Web of Trust defcon.org is pretty a safe domain.

Relying on Google Mobile-Friendly test defcon.org is well optimized for mobile and tablet devices.

Defcon.org General Information

Defcon.org Audience Geography

Where are website visitors coming from?

Visitors
Pageviews
Ranks

Country	Visitors
United States US	57.6%
India IN	10.3%
Germany DE	4.9%
Other	27.1%

Country	Rank
United States US	58306
India IN	88857
Germany DE	121473

Defcon.org Traffic Distribution

Where do visitors go on defcon.org?

Subdomain Traffic
Views per User
Subdomain Reach

Subdomain	Pageviews
defcon.org	83.35%
media.defcon.org	15.28%
forum.defcon.org	1.37%

Subdomain	Views per User
media.defcon.org	3
defcon.org	1.5
forum.defcon.org	1

Subdomain	Reach
defcon.org	94.21%
media.defcon.org	10.36%
forum.defcon.org	2.36%

Defcon.org Popularity

How popular is defcon.org?

Global Rank
Pageviews
Reach

Period	Global Rank	Global Rank Delta
past 3 months	120738	18258
past month	191125	-8
past week	220752	48772
yesterday	847190	623724

Days	Pageviews Rank	Pageviews Rank Delta	Pageviews per Million	Pageviews per Million Delta	Pageviews per User	Pageviews per User Delta
90	148154	26509	33	-21%	2.2	-5.24%
30	264533	-9152	16	8%	1.7	7%
7	364524	111888	11	-37.89%	1.2	-23.6%
1	991146	599338	2	-79.431%	1	0%

Days	Reach Rank	Reach Rank Delta	Reach per Million	Reach per Million Delta
90	117345	17677	56	-16.81%
30	176112	3531	35	0.9%
7	185947	30164	33	-18.36%
1	677396	494177	9	-79.431%

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Defcon.org Safety Information

Rankchart Summary

Safe

Updated: 11/02/2024

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

Safe

Updated: 03/21/2024

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Norton ConnectSafe evaluates websites for any unsafe and inapropriate content. The results are important for families with young children.

Google Safe Search

Safe

Updated: 10/27/2016

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SafeSearch works as a parental control tool to filter out any content that might be inappropriate for your children.

Google Safe Browsing

Safe

Malware not found

Phishing not detected

Unwanted software not found

Harmfull applications not found

Updated: 01/09/2019

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

McAfee® WebAdvisor

Safe

Updated: 02/23/2021

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

Web of Trust

Child safety is very good

Updated: 01/10/2019

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

Defcon.org SSL Information

Information about SSL/TLS certificates

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WARNING!	Certificate download error. Previous scan results are shown below.
Domain	www.defcon.org
Issuer Organization	Unknown
Issuer	DigiCert SHA2 Extended Validation Server CA
Algorithm	RSA-SHA256
Valid form	05/26/2017
Expiration	05/31/2019
Signed	Certificate is not self signed
Additional Domains	www.defcon.org media.defcon.org forum.defcon.org defcon.org

SSL Checker

Defcon.org Server Information

Defcon.org Server Location

Where website hosting server is located?

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Defcon.org ASN Information

Information about IP address owner

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ASN ID: 7922

ASN Title: COMCAST-7922 - Comcast Cable Communications, LLC, US

Updated: 07/20/2024

Raw ASN data:

Geolocation

ASN Lookup

Defcon.org Domain Name Information

Defcon.org DNS Information

Domain name service records

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A
MX
NS
TXT
SOA

Host	A Record	TTL
defcon.org	162.222.171.206	2419200

Host	MX Record	Priority	TTL
defcon.org	mail-1.datamerica.com	10	2419200

Host	NS Record	TTL
defcon.org	dns-1.datamerica.com	2419200
defcon.org	dns-3.datamerica.com	2419200
defcon.org	dns-2.datamerica.com	2419200

Host	TXT Record	TTL
defcon.org	85cf8594a6dc49698f01a47560a1b83e	2419200
defcon.org	google-site-verification=4k_Uhy6OOGq9v57vt2hpwKsAVEv4_FMkNGmDjWFwDKY	2419200
defcon.org	v=spf1 a:colossus.datamerica.com a:mail-1.datamerica.com -all	2419200

Defcon.org Whois Information

Information about registered users or assignees of an Internet resource

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Raw WHOIS data:

Domain Name: defcon.org
Registry Domain ID: 63ae65838a44479787bc9d2046012f1f-LROR
Registrar WHOIS Server: http://whois.gandi.net
Registrar URL: http://www.gandi.net
Updated Date: 2024-06-01T04:08:48Z
Creation Date: 1993-06-21T04:00:00Z
Registry Expiry Date: 2029-06-20T04:00:00Z
Registrar: Gandi SAS
Registrar IANA ID: 81
Registrar Abuse Contact Email: abuse@support.gandi.net
Registrar Abuse Contact Phone: +33.170377661
Domain Status: clientTransferProhibited https://icann.org/epp#clientTransferProhibited
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: Paris
Registrant Postal Code: REDACTED FOR PRIVACY
Registrant Country: FR
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: dns-1.datamerica.com
Name Server: dns-2.datamerica.com
Name Server: dns-3.datamerica.com
DNSSEC: signedDelegation
URL of the ICANN Whois Inaccuracy Complaint Form: https://www.icann.org/wicf/
>>> Last update of WHOIS database: 2024-09-22T06:18:58Z

Whois

DNS Lookup

Defcon.org HTML Validation

Defcon.org W3C HTML Markup Validation

HTML markup errors and warnings

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Errors:

Bad value “images/defcon-25/Election Security White Paper_Praetz_12062017.pdf” for attribute “href” on element “a”: Illegal character in path segment: space is not allowed.

Bad value “https://www.defcon.org/images/defcon-25/DEF CON 25 voting village report.pdf” for attribute “href” on element “a”: Illegal character in path segment: space is not allowed.

Bad value “images/defcon-25/DEF CON 25 voting village report.pdf” for attribute “href” on element “a”: Illegal character in path segment: space is not allowed.

Named character reference was not terminated by a semicolon. (Or “&” should have been escaped as “&”.)

Bad value “https://media.defcon.org/DEF CON 25/” for attribute “href” on element “a”: Illegal character in path segment: space is not allowed.

Bad value “https://media.defcon.org/DEF CON 25/DEF CON 25 presentations/” for attribute “href” on element “a”: Illegal character in path segment: space is not allowed.

Bad value “https://media.defcon.org/DEF CON 25/DEF CON 25 workshops/” for attribute “href” on element “a”: Illegal character in path segment: space is not allowed.

Bad value “https://media.defcon.org/DEF CON 25/DEF CON 25 x-hour film contest/” for attribute “href” on element “a”: Illegal character in path segment: space is not allowed.

Stray end tag “a”.

Bad value “https://media.defcon.org/DEF CON 25/DEF CON 25 ctf/” for attribute “href” on element “a”: Illegal character in path segment: space is not allowed.

Bad value “https://media.defcon.org/DEF CON Torrents/DEF CON 25 ctf.torrent” for attribute “href” on element “a”: Illegal character in path segment: space is not allowed.

Bad value “https://media.defcon.org/DEF CON 25/DEF CON 25 pictures/” for attribute “href” on element “a”: Illegal character in path segment: space is not allowed.

Bad value “https://media.defcon.org/DEF CON 25/DEFCON-25-Receipt.pdf” for attribute “href” on element “a”: Illegal character in path segment: space is not allowed.

Bad value “https://media.defcon.org/DEF CON 25/DEF CON 25 presentations.torrent” for attribute “href” on element “a”: Illegal character in path segment: space is not allowed.

Bad value “https://media.defcon.org/DEF CON 25/DEF CON 25 workshops.torrent” for attribute “href” on element “a”: Illegal character in path segment: space is not allowed.

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

Warnings:

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

HTML Validator

Defcon.org Desktop Performance

How Well Defcon.org Performs On Desktops?

Website desktop performance and usability tips

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Speed
Resource Breakdown

Speed

53%

Optimize images

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

Leverage browser caching

Minify HTML

Updated: 01/04/2017

Defcon.org Mobile Performance

How Optimized Is Defcon.org for Mobile Devices?

Tips on speeding up mobile site performance

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Usability
Speed
Resource Breakdown

Usability

99%

Size tap targets appropriately

Updated: 08/21/2017

Defcon.org Nearest Competitors

Estimated Nearest Competitors Of Defcon.org

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tmj4.com
bloggin-ads.com
blogpostie.com
defcon.org
mydomain.com
fixthephoto.com
hodinkee.com
easyfie.com
b2clogin.com
hotfile.com
substackcdn.com
t********e.com
sifted.eu
durham.ac.uk
fh-joanneum.at

Defcon.org URL Typos

Most common user URL mistypes for defcon.org

www.defcon.com
www.defcon.net
www.defcon.org
www.defcon.info
www.defcon.biz
www.defcon.us
www.defcon.mobi
www.efcon.org
www.defcon.org
www.xefcon.org
www.dxefcon.org
www.xdefcon.org
www.sefcon.org
www.dsefcon.org
www.sdefcon.org
www.eefcon.org
www.deefcon.org
www.edefcon.org
www.refcon.org
www.drefcon.org
www.rdefcon.org
www.fefcon.org
www.dfefcon.org
www.fdefcon.org
www.cefcon.org
www.dcefcon.org
www.cdefcon.org
www.dfcon.org
www.dwfcon.org
www.dewfcon.org
www.dwefcon.org
www.dsfcon.org
www.desfcon.org
www.ddfcon.org
www.dedfcon.org
www.ddefcon.org
www.drfcon.org
www.derfcon.org
www.decon.org
www.deccon.org
www.defccon.org
www.decfcon.org
www.dedcon.org
www.defdcon.org
www.dercon.org
www.defrcon.org
www.detcon.org
www.deftcon.org
www.detfcon.org
www.degcon.org
www.defgcon.org
www.degfcon.org
www.devcon.org
www.defvcon.org
www.devfcon.org
www.defon.org
www.defxon.org
www.defcxon.org
www.defxcon.org
www.defdon.org
www.defcdon.org
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www.defvon.org
www.defcvon.org
www.defcn.org
www.defcin.org
www.defcoin.org
www.defcion.org
www.defckn.org
www.defcokn.org
www.defckon.org
www.defcln.org
www.defcoln.org
www.defclon.org
www.defcpn.org
www.defcopn.org
www.defcpon.org
www.defco.org
www.defcob.org
www.defconb.org
www.defcobn.org
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www.defcohn.org
www.defcoj.org
www.defconj.org
www.defcojn.org
www.defcom.org
www.defconm.org
www.defcomn.org

Total Resources	53
Number of Hosts	1
Static Resources	51
CSS Resources	3

CSS	42.8 KBytes
Images	1.9 MBytes
HTML	45.9 KBytes
Other	705.0 Bytes

Total Resources	80
Number of Hosts	2
Static Resources	78
CSS Resources	3

CSS	41.4 KBytes
Images	1.7 MBytes
HTML	88.8 KBytes
Other	742.0 Bytes