what is the multicast doing on 224.0.0.251?

On my debian server (squeeze) I get this message every few seconds: Sep 18 21:28:14 myhost kernel: [7903784.720091] AIF:UNPRIV connect attempt: IN=eth0 OUT= MAC= SRC=my_serverip_eth0 DST=224.0.0.251 LEN=72 TOS=0x00 PREC=0x00 TTL=255 ID=0 DF PROTO=UDP SPT=5353 DPT=5353 LEN=52 the packets are coming from inside my server (i replaced it with my_serverip_eth0) and seem to be blocked going out to … Read more

ping: google.com: Temporary failure in name resolution [closed]

I’ve faced the exactly same problem but I’ve fixed it with another approache. Using Ubuntu 18.04, first disable systemd-resolved service. sudo systemctl disable systemd-resolved.service Stop the service sudo systemctl stop systemd-resolved.service Then, remove the link to /run/systemd/resolve/stub-resolv.conf in /etc/resolv.conf sudo rm /etc/resolv.conf Add a manually created resolv.conf in /etc/ sudo vim /etc/resolv.conf Add your prefered DNS server there nameserver 208.67.222.222 I’ve tested this … Read more

What is ICANN domain status: ‘clientTransferProhibited’?

Your question is offtopic here but any conforming whois server (or if using RDAP) shows things that way: Note the hyperlinks given. And for your specific one, the text displayed after the jump is: This status indicates that it is not possible to transfer the domain name registration, which will help prevent unauthorized transfers resulting … Read more