DNSSEC
DNS Security Extensions — cryptographic signatures on DNS records that let resolvers verify responses haven't been tampered with. Expired DNSSEC signatures cause complete resolution failure for validating resolvers.
Source
Related terms
HTTP Status Codes (2xx / 4xx / 5xx)
Three-digit response codes returned by HTTP servers.
Timeout
The maximum time a client waits for a response before giving up.
DNS (Domain Name System)
The internet's address book — translates human-readable domain names like foursight.cloud into IP addresses…
A Record
A DNS record that maps a hostname to an IPv4 address (e.g.
AAAA Record
Maps a hostname to an IPv6 address.
CNAME Record
An alias DNS record that points one hostname to another (e.g.
Start monitoring in 2 minutes — 10 free commercial-safe monitors
Start free