Need help: Connection timed out [IP: 185.125.190.52 80]

edit

I am trying to install tshark and facing connection timed out issues.

apt install tshark 

Reading package lists... Done
Building dependency tree       
Reading state information... Done
The following additional packages will be installed:
  libsmi2ldbl libspandsp2 libssh-gcrypt-4 libwireshark-data libwireshark15 libwiretap12 libwsutil13 wireshark-common
Suggested packages:
  snmp-mibs-downloader geoipupdate geoip-database geoip-database-extra libjs-leaflet libjs-leaflet.markercluster wireshark-doc
The following NEW packages will be installed:
  libsmi2ldbl libspandsp2 libssh-gcrypt-4 libwireshark-data libwireshark15 libwiretap12 libwsutil13 tshark wireshark-common
0 upgraded, 9 newly installed, 0 to remove and 62 not upgraded.
Need to get 17.0 MB/20.2 MB of archives.
After this operation, 119 MB of additional disk space will be used.
Do you want to continue? [Y/n] Y
Get:1 http://ppa.launchpad.net/wireshark-dev/stable/ubuntu focal/main amd64 libwireshark15 amd64 3.6.5-1~ubuntu20.04.0+wiresharkdevstable [17.0 MB]
Err:1 http://ppa.launchpad.net/wireshark-dev/stable/ubuntu focal/main amd64 libwireshark15 amd64 3.6.5-1~ubuntu20.04.0+wiresharkdevstable                                                        
  Connection timed out [IP: 185.125.190.52 80]
Unable to correct missing packages.       
E: Failed to fetch http://ppa.launchpad.net/wireshark-dev/stable/ubuntu/pool/main/w/wireshark/libwireshark15_3.6.5-1~ubuntu20.04.0+wiresharkdevstable_amd64.deb  Connection timed out [IP: 185.125.190.52 80]
E: Aborting install.

Please let me know if I miss anything.

Thanks, RK