Thekf.org Homepage

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Thekf.org Overview

Thekf.org belongs to NAUKOWA I AKADEMICKA SIEC KOMPUTEROWA INSTYTUT BADAWCZY. Check the list of other websites hosted by NAUKOWA I AKADEMICKA SIEC KOMPUTEROWA INSTYTUT BADAWCZY.

In terms of rank-to-traffic ratio, thekf.org has 9,003 unique users per day, viewing 36,012 pages. The rank based value of thekf.org is 54,876 USD. Every user makes 4.28 pageviews on average.

Thekf.org boasts a link base consisting of 543 referring domains and 639 external backlinks, as revealed by the data obtained from web network scanning.

Thekf.org top-level domain belongs to .ORG domain zone. Check other webpages in .ORG zone.

According the last verification test in April 25, 2021, thekf.org has an expired SSL certificate issued by CloudFlare, Inc. (expired on August 02, 2021). Click button “Update” SSL Information at the Safety Information section. Check the list of websites using SSL by CloudFlare, Inc..

Based on data from Google Safe Browsing, Google Safe Search, Symantec and Web of Trust thekf.org is a fairly safe domain.

Based on Mobile-Friendly test by Google thekf.org is poorly optimized for mobile phones and tablets. Remember that optimizing your website design for mobile devices ensures that all of your web pages perform well on all devices, page loading speed can also be accelerated.

Thekf.org Website Safety

Overview

Last Updated: 12/26/2024

Overall result - thekf.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: 03/18/2024

thekf.org is safe.

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

Google Safe Search

Last Updated: 04/06/2020

thekf.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

thekf.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: 02/18/2021

thekf.org is safe.

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

Web of Trust

Last Updated: 01/12/2019

thekf.org child safety is very good.

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

SSL Information

SSL Checker Tool

Domain	sni.cloudflaressl.com
Issuer Organization	CloudFlare, Inc.
Issuer	Cloudflare Inc ECC CA-3
Algorithm	ecdsa-with-SHA256
Valid form	08/02/2020
Expiration	08/02/2021
Signed	Certificate is not self signed
Additional Domains	*.thekf.org sni.cloudflaressl.com thekf.org

Thekf.org Rank History

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

Thekf.org Hosting Information

Server Location

Geolocation Tool

ASN Information

ASN Lookup Tool

ASN ID: 8308

ASN Title: NAUKOWA I AKADEMICKA SIEC KOMPUTEROWA INSTYTUT BADAWCZY

Last Update: 03/17/2024

% This is the RIPE Database query service.
% The objects are in RPSL format.
%
% The RIPE Database is subject to Terms and Conditions.
% See http://www.ripe.net/db/support/db-terms-conditions.pdf

% Note: this output has been filtered.
% To receive output for a database update, use the "-B" flag.

% Information related to 'AS8192 - AS8523'

as-block: AS8192 - AS8523
descr: RIPE NCC ASN block
remarks: These AS Numbers are assigned to network operators in the RIPE NCC service region.
mnt-by: RIPE-NCC-HM-MNT
created: 2010-05-11T11:44:46Z
last-modified: 2014-02-24T13:15:16Z
source: RIPE

% Information related to 'AS8308'

% Abuse contact for 'AS8308' is 'abuse@nask.pl'

aut-num: AS8308
as-name: NASK-COMMERCIAL
remarks: Commercial clients only.
remarks:
import: from AS8308:AS-Cust-transit action pref=100;
accept
export: to AS8308:AS-Cust-transit announce ANY
remarks:
import: from AS8308:AS-Cust-peering action pref=100;
accept
export: to AS8308:AS-Cust-peering announce
NOT AS8308:FLTR-Upstreams
remarks:
import: from AS1887 action pref=100; accept

import: from AS1887 action pref=150; accept

export: to AS1887 announce NOT AS8308:FLTR-Upstreams
remarks:
import: from AS8308:AS-Peerings action pref=150; accept

export: to AS8308:AS-Peerings announce

remarks:
import: from AS8501 action pref=150; accept ANY
export: to AS8501 announce
remarks:
remarks: Upstreams
remarks:
import: from AS8928 action pref=190; accept ANY
export: to AS8928 announce
import: from AS3257 action pref=190; accept ANY
export: to AS3257 announce
import: from AS29314 action pref=190; accept ANY
export: to AS29314 announce
remarks:
org: ORG-NRaA1-RIPE
admin-c: NASK1-RIPE
tech-c: NASK1-RIPE
remarks:
remarks: Looking-glass at http://lg.nask.pl
remarks:
remarks: ------------------------------
remarks: Local-preferences
remarks: 100 - Customers
remarks: 50 - Peerings
remarks: 35 - Settable by customers or peerings (see communities)
remarks: 10 - Uplinks
remarks:
remarks: ------------------------------
remarks: Communities used in AS8308
remarks: (Under reconstruction, these values will change soon)
remarks: ------------------------------
remarks: Settable communities:
remarks: 8308:54120 - prefix is not announced to AS5617
remarks: 8308:55035 - local-preference is lowered to 35
remarks:
remarks: Read-only communities marking prefix origin:
remarks: 8308:60000, 8308:60100 - Customers
remarks: 8308:60050 - Peerings
remarks:
remarks: 8308:64100 - TPNET (AS5617)
remarks: ------------------------------
status: ASSIGNED
mnt-by: AS8308-MNT
mnt-lower: AS8308-MNT
mnt-by: RIPE-NCC-END-MNT
created: 2002-07-29T14:22:01Z
last-modified: 2017-05-29T11:26:32Z
source: RIPE # Filtered

organisation: ORG-NRaA1-RIPE
org-name: NAUKOWA I AKADEMICKA SIEC KOMPUTEROWA INSTYTUT BADAWCZY
org-type: LIR
address: ul. Kolska 12
address: 01-045
address: Warsaw
address: POLAND
phone: +48 22 3808200
phone: +48 22 3808204
fax-no: +48 22 3808201
admin-c: NASK1-RIPE
admin-c: JK6662-RIPE
admin-c: TM3779-RIPE
abuse-c: NASK1-RIPE
mnt-ref: RIPE-NCC-HM-MNT
mnt-ref: NASK-MNT
mnt-by: RIPE-NCC-HM-MNT
mnt-by: NASK-MNT
created: 2004-04-17T11:47:37Z
last-modified: 2016-07-13T08:54:34Z
source: RIPE # Filtered

role: NASK LIR
org: ORG-NRaA1-RIPE
address: ul. Kolska 12
address: 01-045 Warszawa
address: Poland
phone: +48 22 380 82 00
fax-no: +48 22 380 82 01
abuse-mailbox: abuse@nask.pl
remarks: Network problems: hostmaster@nask.pl
remarks: Registry contact: registry@nask.pl
remarks: Abuse and spam notification: abuse@nask.pl
remarks:
remarks: Please send spam and abuse notifications to abuse@nask.pl only -
remarks: notifications sent to other mailboxes will be left without action.
admin-c: TM3779-RIPE
tech-c: JK6662-RIPE
tech-c: TM3779-RIPE
nic-hdl: NASK1-RIPE
mnt-by: NASK-MNT
created: 2002-06-25T14:34:39Z
last-modified: 2016-05-09T11:58:25Z
source: RIPE # Filtered

% This query was served by the RIPE Database Query Service version 1.91.2 (ANGUS)

Thekf.org Domain Registration and Settings

WHOIS

WHOIS Lookup Tool

Domain Name: thekf.org
Registry Domain ID: f2ff0bf572d8430b93ab8973ff061e04-LROR
Registrar WHOIS Server: whois.register.com
Registrar URL: http://www.register.com
Updated Date: 2023-01-23T12:44:10Z
Creation Date: 2004-01-09T18:55:42Z
Registry Expiry Date: 2024-01-09T18:55:42Z
Registrar: Register.com, Inc.
Registrar IANA ID: 9
Registrar Abuse Contact Email: domain.operations@web.com
Registrar Abuse Contact Phone: +1.8777228662
Domain Status: clientTransferProhibited https://icann.org/epp#clientTransferProhibited
Registry Registrant ID: REDACTED FOR PRIVACY
Registrant Name: REDACTED FOR PRIVACY
Registrant Organization: the Kosciuszko Foundation
Registrant Street: REDACTED FOR PRIVACY
Registrant City: REDACTED FOR PRIVACY
Registrant State/Province: NY
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
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: ns5.webd.pl
Name Server: ns7.webd.pl
DNSSEC: unsigned
URL of the ICANN Whois Inaccuracy Complaint Form: https://www.icann.org/wicf/
>>> Last update of WHOIS database: 2023-08-26T11:24:22Z

DNS Records

DNS Lookup Tool

Host	A Record	TTL

Host	MX Record	Priority	TTL

Host	NS Record	TTL

Host	TXT Record	TTL

Thekf.org HTML Check

HTML Validation Tool

Errors

Almost standards mode doctype. Expected “<!DOCTYPE html>”.

Attribute “href” not allowed on element “div” at this point.

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

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

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

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

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

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

Warnings

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

Thekf.org Desktop Performance

Last tested: 01/04/2018

Desktop Speed

68%

Optimize images

Leverage browser caching

Reduce server response time

Avoid landing page redirects

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

Minify JavaScript

Desktop Resource Breakdown

Total Resources	36
Number of Hosts	8
Static Resources	27
JavaScript Resources	9
CSS Resources	2

Thekf.org Mobile Insights

Last tested: 12/26/2016

Mobile Usability

58%

Use legible font sizes

Size content to viewport

Size tap targets appropriately

Configure the viewport

Mobile Speed

50%

Optimize images

Leverage browser caching

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

Avoid landing page redirects

Reduce server response time

Minify JavaScript

Mobile Resource Breakdown

Total Resources	31
Number of Hosts	7
Static Resources	24
JavaScript Resources	8
CSS Resources	2

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Thekf.org Homepage

We support students and scholars in the US and Poland with scholarships, grants, and fellowships. Join us by becoming a member.

Thekf.org Overview

Thekf.org Website Safety

Thekf.org Rank History

Thekf.org Hosting Information

Thekf.org Domain Registration and Settings

Thekf.org HTML Check

Thekf.org Desktop Performance

Thekf.org Mobile Insights

Thekf.org Similar Audits

Thekf.org Common Typos