You have installed a snapshot image. Read the link for instructions how to install Luci, which is not installed by default in snapshots.
Your device does not seem to have an internet connection...
Please copy the output of the following commands and post it here using the "Preformatted text
</> " button:
Remember to redact passwords, MAC addresses and any public IP addresses you may have
ubus call system board; \ uci export network; uci export wireless; \ uci export dhcp; uci export firewall; \ head -n -0 /etc/firewall.user; \ iptables-save -c; ip6tables-save -c; \ ip -4 addr ; ip -4 ro li tab all ; ip -4 ru; \ ip -6 addr ; ip -6 ro li tab all ; ip -6 ru; \ ls -l /etc/resolv.* /tmp/resolv.*; head -n -0 /etc/resolv.* /tmp/resolv.*