Blocked access to the site from the network of my provider?

Problem accessing superon.cn from my ISP’s network.
I get A-records for the site superon.cn via DNS
superon.cn. 300 IN A 172.67.145.173
superon.cn. 300 IN A 104.21.79.127
These IP addresses respond to ping
ping 172.67.145.173
PING 172.67.145.173 (172.67.145.173) 56 (84) bytes of data.
64 bytes from 172.67.145.173: icmp_seq = 1 ttl = 59 time = 29.3 ms
64 bytes from 172.67.145.173: icmp_seq = 2 ttl = 59 time = 29.4 ms
But when you try to connect to port 80/443, the packets go away, but there is no response.
Maybe the network (193.93.184.0/22) of my provider is blocked on the cloudflare server?
The site opens normally through mobile providers.
What can be done in this case?
Thanks for any help.

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