Dear Marcos,
I'm also experiencing this annoying Live Grid pop message, but on EIS product.
Reading your quoted post where you mention avcloud.eset.sk, I did try to resolve the domain and I got no answer for him, this domain cannot be resolved, 8.8.8.8 is main Google DNS server.
Olivier
❯ dig avcloud.eset.sk @8.8.8.8
; <<>> DiG 9.16.15-Debian <<>> avcloud.eset.sk @8.8.8.8
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NXDOMAIN, id: 53883
;; flags: qr rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 1
;; OPT PSEUDOSECTION:
; EDNS: version: 0, flags:; udp: 512
;; QUESTION SECTION:
;avcloud.eset.sk. IN A
;; AUTHORITY SECTION:
eset.sk. 1800 IN SOA dns1.p04.nsone.net. domains.eset.com. 1631081630 3600 600 604800 3600
;; Query time: 40 msec
;; SERVER: 8.8.8.8#53(8.8.8.8)
;; WHEN: Sat Sep 11 12:24:18 CEST 2021
;; MSG SIZE rcvd: 114