indexo.dev

k3fef.com

.com crawl

First seen 2026-04-14 · Last seen 2026-05-07 · ok HTTP/1.1 200 879 ms crawled 2026-05-07

US · 24.238.60.80 · AS3737 PenTeleData Inc.

Reputation 92/100 no dmarc policy

Classifying

HTML metadata

Title
UberSDR - Web SDR Receiver
Description
UberSDR is a powerful, web-based SDR platform for amateur radio enthusiasts, providing real-time access to the entire HF spectrum and multi-band WSJT-X skimming. Support for third party software via SoapySDR as well as a native desktop client. Based on the affordable RX-888 MKII and generic PC hardware. Powered by ka9q-radio.
Language
en

Open Graph

url
https://ubersdr.k3fef.com/
title
K3FEF WebSDR Radio - The K3FEF WebSDR - K3FEF & W3TKP
locale
en_US
site name
K3FEF & W3TKP
description
Online shortwave radio using an RX888 receiver and powered by UberSDR and ka9q-radio. Located in Northeastern PA and covering the US, this online SDR is hosted by K3FEF and W3TKP

Technology

Analytics
  • Google Tag Manager
Ads
  • Google AdSense

Third-party hosts loaded (2)

  • pagead2.googlesyndication.com×1
  • www.googletagmanager.com×1

Social

Registration

Registrar
GoDaddy.com, LLC
Created
2016-04-12
Expires
2027-04-12 326 days left
Updated
2025-04-12
Name servers
  • pdns07.domaincontrol.com
  • pdns08.domaincontrol.com

DNS records live

NS
  • pdns07.domaincontrol.com
  • pdns08.domaincontrol.com
MX
  • 0 k3fef-com.mail.protection.outlook.com
Verified for
  • Google

Email authentication weak

SPF
v=spf1 ip4:24.238.60.80 include:spf.protection.outlook.com -all
strict (-all)
DMARC
not published
DKIM
no key found at common selectors

Certificates

Loading certificate

HTTP security headers

Header hygiene 75/100 Checked live page: https://ubersdr.k3fef.com/

present
  • strict-transport-security
  • x-frame-options
  • x-content-type-options
  • referrer-policy
findings
  • missing Content Security Policy
  • missing Permissions Policy
Header values
referrer-policy
strict-origin-when-cross-origin
x-frame-options
SAMEORIGIN
x-content-type-options
nosniff
strict-transport-security
max-age=31536000; includeSubDomains; preload

Links to (3)

Linked from (1)