I can not connect to cisco vpn anyconnect

I am using dns 1.1.1.1 and i can not connect to my work cisco vpn. Before i was using spectrum wifi and it was working fine.

UNIX (Linux/macOS)

dig example.com 1.2k @1.1.1.1
dig example.com 1.2k @1.0.0.1
dig example.com 1.2k @8.8.8.8
dig +short CHAOS TXT id.server @1.1.1.1
dig +short CHAOS TXT id.server @1.0.0.1

And if you are willing to share information about your network block, please include the output of this next command as well. Note: This does reveal your IP address, so if you aren’t comfortable sharing we understand.
dig @ns3.Cloudflare.com whoami.Cloudflare.com 137 txt +short

Windows

nslookup example.com 1.2k 1.1.1.1
nslookup example.com 1.2k 1.0.0.1
nslookup example.com 1.2k 8.8.8.8
nslookup -class=chaos -type=txt id.server 1.1.1.1
nslookup -class=chaos -type=txt id.server 1.0.0.1

And if you are willing to share information about your network block, please include the output of this next command as well. Note: This does reveal your IP address, so if you aren’t comfortable sharing we understand.

nslookup 1.1.1.1
Server: [1.1.1.1]
Address: 1.1.1.1

DNS request timed out.
timeout was 2 seconds.
DNS request timed out.
timeout was 2 seconds.
*** Request to 1.1.1.1 timed-out

Unrecognized command: nslookup -class=chaos -type=txt id.server 1.1.1.1