[caiu] Claro bloqueando DNS Cloudflare

[fm+regbr+caiu+list em phosphorusnetworks.com]

Confirmo bloqueio a partir de NET/CLARO/RJ:

laptop# tcptraceroute -n -q1 1.1.1.1 53
Selected device re0, address 177.192.95.27, port 31424 for outgoing packets
Tracing the path to 1.1.1.1 on TCP port 53 (domain), 30 hops max
 1  *
 2  201.17.33.67  7.969 ms
 3  189.53.220.77  47.362 ms
 4  200.244.19.61  17.717 ms
 5  200.230.252.158  20.516 ms
 6  200.244.18.0  9.110 ms
 7  200.255.177.54  10.355 ms
 8  1.1.1.1 [open]  10.754 ms

laptop# tcptraceroute -n -q1 1.1.1.2 53 
Selected device re0, address 177.192.95.27, port 44598 for outgoing packets
Tracing the path to 1.1.1.2 on TCP port 53 (domain), 30 hops max
 1  *
 2  201.17.33.67  11.676 ms
 3  189.53.220.77  55.472 ms
 4  200.244.19.15  12.760 ms
 5  200.244.18.102  11.397 ms
 6  200.244.172.18  10.910 ms
 7  *
 8  *
 9  *
10  *
11  *
12  *
^C


A partir de outro servidor vai sem problemas:

# dig +short x9p.org @1.1.1.1
45.234.94.89

# dig +short x9p.org @1.1.1.2
45.234.94.89


Att.

Fabio Martins