FYI, DNS4EU blocking access to Backendless.com

General
1

DNS4EU, an official privacy/securiry dns server made by EU, is blocking all your domains.

2

We could not verify your statement, see below:

$ dig @86.54.11.100 backendless.com

; <<>> DiG 9.10.6 <<>> @86.54.11.100 backendless.com
; (1 server found)
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 18521
;; flags: qr rd ra; QUERY: 1, ANSWER: 4, AUTHORITY: 0, ADDITIONAL: 1

;; OPT PSEUDOSECTION:
; EDNS: version: 0, flags:; udp: 1400
;; QUESTION SECTION:
;backendless.com. IN A

;; ANSWER SECTION:
backendless.com. 3600 IN A 151.101.129.91
backendless.com. 3600 IN A 151.101.193.91
backendless.com. 3600 IN A 151.101.1.91
backendless.com. 3600 IN A 151.101.65.91

;; Query time: 194 msec
;; SERVER: 86.54.11.100#53(86.54.11.100)
;; WHEN: Wed Jun 10 07:47:39 PDT 2026
;; MSG SIZE  rcvd: 108

$ dig @86.54.11.1 backendless.com

; <<>> DiG 9.10.6 <<>> @86.54.11.1 backendless.com
; (1 server found)
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 31118
;; flags: qr rd ra; QUERY: 1, ANSWER: 4, AUTHORITY: 0, ADDITIONAL: 1

;; OPT PSEUDOSECTION:
; EDNS: version: 0, flags:; udp: 1400
;; QUESTION SECTION:
;backendless.com. IN A

;; ANSWER SECTION:
backendless.com. 3566 IN A 151.101.65.91
backendless.com. 3566 IN A 151.101.129.91
backendless.com. 3566 IN A 151.101.193.91
backendless.com. 3566 IN A 151.101.1.91

;; Query time: 187 msec
;; SERVER: 86.54.11.1#53(86.54.11.1)
;; WHEN: Wed Jun 10 07:48:13 PDT 2026
;; MSG SIZE  rcvd: 108