Module dns 

Available on crate feature network only.

Enums

DnsResolutionError

An error returned by resolve_address.

Statics

V4_NON_GLOBAL 🔒

IPv4 CIDR blocks that are not globally routable. Anything outside this set is treated as a public address.

V6_NON_GLOBAL 🔒

IPv6 CIDR blocks that are not globally routable.

Functions

ensure_url_ip_global

If url’s host is an IP literal, validates that it is a globally routable address, returning DnsResolutionError::PrivateAddress if not. Hostnames and URLs without a host are passed through; they are expected to be validated by a connector-level DNS resolver at connect time.

is_global 🔒

is_global_v4 🔒

is_global_v6 🔒

resolve_address

Resolves a host address and ensures it is a global address when enforce_global is set. This parameter is useful when connecting to user-defined unverified addresses.