Hi,
I am Debian user with following issue:
cat /etc/debian_version
      11.6
      
apt info firefox-esr
      Package: firefox-esr
      Version: 102.6.0esr-1~deb11u1
      Status: install ok installed
      Priority: optional
      Section: web
      Maintainer: Maintainers of Mozilla-related packages
        <team+pkg-mozilla@tracker.debian.org>
      Installed-Size: 226 MB
      Provides: gnome-www-browser, www-browser
      Depends: libasound2 (>= 1.0.16), libatk1.0-0 (>=
        1.12.4), libc6 (>= 2.30), libcairo-gobject2 (>= 1.10.0),
        libcairo2 (>= 1.10.0), libdbus-1-3 (>= 1.9.14),
        libdbus-glib-1-2 (>= 0.78), libevent-2.1-7 (>=
        2.1.8-stable), libffi7 (>= 3.3~20180313), libfontconfig1
        (>= 2.12.6), libfreetype6 (>= 2.10.1), libgcc-s1 (>=
        4.0), libgdk-pixbuf-2.0-0 (>= 2.22.0), libglib2.0-0 (>=
        2.37.3), libgtk-3-0 (>= 3.13.7), libpango-1.0-0 (>=
        1.14.0), libstdc++6 (>= 9), libvpx6 (>= 1.8.0), libx11-6,
        libx11-xcb1 (>= 2:1.7.2), libxcb-shm0, libxcb1,
        libxcomposite1 (>= 1:0.4.5), libxdamage1 (>= 1:1.1),
        libxext6, libxfixes3, libxrandr2 (>= 2:1.4.0), libxtst6,
        zlib1g (>= 1:1.2.11.dfsg), fontconfig, procps, debianutils
        (>= 1.16)
      Recommends: libavcodec59 | libavcodec-extra59 |
        libavcodec58 | libavcodec-extra58 | libavcodec57 |
        libavcodec-extra57 | libavcodec56 | libavcodec-extra56 |
        libavcodec55 | libavcodec-extra55 | libavcodec54 |
        libavcodec-extra54 | libavcodec53 | libavcodec-extra53
      Suggests: fonts-stix | otf-stix, fonts-lmodern,
        libgssapi-krb5-2 | libkrb53, libcanberra0, pulseaudio
      Breaks: xul-ext-torbutton
      Download-Size: unknown
      APT-Manual-Installed: no
      APT-Sources: /var/lib/dpkg/status
      Description: Mozilla Firefox web browser - Extended Support
        Release (ESR)
       Firefox ESR is a powerful, extensible web browser with
        support for modern
       web application technologies.
      
snap list | grep firefox
      firefox            110.0.1-2                   2391  
        latest/stable  mozilla**         
      
    
I am surprised all my debian desktops is redirecting invalid URL address to following site:
https://simcast.com/?d=sfsdfsdfdsfdsf.com&pcid=801&rid=105&a=0
(bold is the original typed address)
I not able to reproduce this on mobile devices, it immediately
      return invalid URL as unresolved.
    
    
Thanks,