Полезные альтернативы для привычных команд:
htop вместо top
CentoS # yum install htop
Debian # apt-get install htop
ncdu вместо du
CentoS # yum install ncdu
Debian # apt-get install ncdu
pydf вместо df
CentoS # yum install pydf
Debian # apt-get install pydf
Легкий менеджер файлов в Deian
Debian # apt-get install vfu
DNS tool которая предоставит информацию о вашем домене dt
# ./dt-linux64 bezha.od.ua NS |IP |LOC |ASN |ISP |rtt |Serial |DNSSEC |ValidFrom |ValidUntil ns2.hostinghutor.com. |144.76.104.234 |DE |AS24940 |HETZNER-AS, DE |88.754983ms |2013013018 |disabled | | ns1.hostinghutor.com. |144.76.5.117 |DE |AS24940 |HETZNER-AS, DE |89.049294ms |2013013018 |disabled | | bezha.od.ua. 3600 IN NS ns1.hostinghutor.com. bezha.od.ua. 3600 IN NS ns2.hostinghutor.com. bezha.od.ua. 3600 IN SOA ns1.hostinghutor.com. support.hostinghutor.com. 2013013018 10800 3600 604800 86400 bezha.od.ua. 3600 IN TXT "v=spf1 ip4:144.76.5.117 a mx ~all" DNSSEC FAIL: Validation failed. No DNSKEY found for bezha.od.ua. on 144.76.104.234 NS OK : NS of all nameservers are identical OK : Multiple nameservers found OK : Your nameservers are in different subnets. WARN: Nameservers are all on the same AS (AS24940). This is a single point of failure. WARN: No IPv6 nameservers found. IPv6-only users will have problems. OK : All nameservers are authoritative. OK : All nameservers report they are not allowing recursive queries. OK : Your nameservers are also listed as NS at the parent nameservers OK : Your parent nameservers are also listed as NS at your nameservers OK : No CNAMEs found for your NS records GLUE WARN: no glue records found for [144.76.5.117 144.76.104.234] in NS of parent od.ua. OK : glue records found for all nameservers in NS record of bezha.od.ua. SOA OK : SOA of all nameservers are identical OK : Serial format appears to be in the recommended format of YYYYMMDDnn. OK : MNAME ns1.hostinghutor.com. is listed at the parent servers. OK : Your nameservers have public / routable addresses. MX OK : MX of all nameservers are identical WARN: Only 1 MX record found. Extra records increases reliability OK : Your MX records have public / routable addresses. OK : Your MX records resolve to different ips. OK : No CNAMEs found for your MX records OK : All MX records have reverse PTR records Web OK : Found a www record OK : Found a root record OK : Didn't find a CNAME for the root record OK : Your www record has a public / routable address. Spam WARN: No DMARC records found. Along with DKIM and SPF, DMARC helps prevent spam from your domain. OK : SPF records found. OK : SPF records set up restrictively.