Tools and Solutions >> DNS Utilities
Typical tools include dig, kdig, drill, and ldns utilities for queries. Zonemaster and Zonecheck validate zones. DNSViz visualizes DNS and DNSSEC. dnsperf and resperf generate traffic to benchmark. RIPE Atlas supplies distributed measurements.
See also: IDN Converters
viewdns.info - Exhaustive information tool for DNS, IPs, whois, etc.
Digwebinterface.com - DNS server queries, IPs, and other useful info
Domain management services (displaying expiration dates, whois information, DNS, etc.) are features offered by all registrars, but they only allow tracking of one's own domain names. To monitor external domain name lists, specialized services or software are required.
CompleteDNS.com - Research domain nameserver changes and drops
Hosterstats.com/ - History of registrars, DNS, and other useful info
Securitytrails.com - History of whois, DNS, and other useful technical info
DnsCoffee - History of used nameservers