Checkerframework.org The Checker Framework

Checkerframework.org Quick Summary

Status

Offline

Server IP address resolved: No

Http response code: None

Last Checked: 11/04/2024

Checkerframework.org traffic estimate is about 2,729 unique visitors and 5,458 pageviews per day. The approximated value of checkerframework.org is 4,080 USD. Every unique visitor makes about 2 pageviews on average.

checkerframework.org is hosted by WASHINGTON-AS - University of Washington, US. See the list of other websites hosted by WASHINGTON-AS - University of Washington, US.

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

During the last check (May 14, 2021) checkerframework.org has an expired SSL certificate issued by Internet2 (expired on December 22, 2021), please click the “Refresh” button for SSL Information at the Safety Information section. Check other websites using SSL certificates issued by Internet2.

In accordance with Google Safe Browsing, Google Safe Search and Symantec checkerframework.org is pretty a safe domain.

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

Checkerframework.org General Information

Information not available

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Checkerframework.org Safety Information

Rankchart Summary

Safe

Updated: 11/04/2024

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: 03/29/2024

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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: 04/18/2020

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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: 03/09/2021

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

Web of Trust

Not Checked

Updated: 11/04/2024

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

Checkerframework.org SSL Information

Information about SSL/TLS certificates

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Domain	checkerframework.org
Issuer Organization	Internet2
Issuer	InCommon RSA Server CA
Algorithm	RSA-SHA256
Valid form	12/23/2019
Expiration	12/22/2021
Signed	Certificate is not self signed
Additional Domains	checkerframework.org checker-framework.com checker-framework.org checkerframework.com

SSL Checker

Checkerframework.org Server Information

Checkerframework.org Server Location

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Checkerframework.org ASN Information

Information about IP address owner

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ASN ID: 73

ASN Title: WASHINGTON-AS - University of Washington, US

Updated: 03/18/2024

Raw ASN data:

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Checkerframework.org Domain Name Information

Checkerframework.org DNS Information

Domain name service records

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A

Host	A Record	TTL

Checkerframework.org Whois Information

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Raw WHOIS data:

Domain Name: checkerframework.org
Registry Domain ID: 3b9afdfc2c1b44d1bba38b0cc3c58d0d-LROR
Registrar WHOIS Server: http://whois.1api.net
Registrar URL: http://www.1api.net
Updated Date: 2023-09-14T17:03:56Z
Creation Date: 2013-07-31T17:03:36Z
Registry Expiry Date: 2024-07-31T17:03:36Z
Registrar: 1API GmbH
Registrar IANA ID: 1387
Registrar Abuse Contact Email: abuse@1api.net
Registrar Abuse Contact Phone: +49.68949396850
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: WA
Registrant Postal Code: REDACTED FOR PRIVACY
Registrant Country: US
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
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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
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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: ns1.iwantmyname.net
Name Server: ns2.iwantmyname.net
Name Server: ns3.iwantmyname.net
Name Server: ns4.iwantmyname.net
DNSSEC: unsigned
URL of the ICANN Whois Inaccuracy Complaint Form: https://www.icann.org/wicf/
>>> Last update of WHOIS database: 2023-09-30T13:04:13Z

Whois

DNS Lookup

Checkerframework.org HTML Validation

Checkerframework.org W3C HTML Markup Validation

HTML markup errors and warnings

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Warnings:

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

HTML Validator

Checkerframework.org Desktop Performance

How Well Checkerframework.org Performs On Desktops?

Website desktop performance and usability tips

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Speed
Resource Breakdown

Speed

99%

Leverage browser caching

Optimize images

Minify HTML

Updated: 04/26/2018

Checkerframework.org Mobile Performance

How Optimized Is Checkerframework.org for Mobile Devices?

Tips on speeding up mobile site performance

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Usability
Speed
Resource Breakdown

Usability

62%

Use legible font sizes

Size tap targets appropriately

Configure the viewport

Updated: 04/26/2018

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Images	4.2 KBytes
HTML	8.3 KBytes
Other	475.0 Bytes

Images	4.2 KBytes
HTML	8.3 KBytes
Other	475.0 Bytes

Total Resources	3
Number of Hosts	1
Static Resources	1

Total Resources	3
Number of Hosts	1
Static Resources	1