DNS Service Bindings (SVCB)

Registry included below

Service Parameter Keys (SvcParamKeys)

Expert(s)

Unassigned

Reference

[RFC-ietf-dnsop-svcb-https-10]

Available Formats

CSV

Range	Registration Procedures
0-65279	Expert Review
65280-65534	Private Use

Number	Name	Meaning	Reference	Change Controller
0	mandatory	Mandatory keys in this RR	[RFC-ietf-dnsop-svcb-https-10, Section 8]	IETF
1	alpn	Additional supported protocols	[RFC-ietf-dnsop-svcb-https-10, Section 7.1]	IETF
2	no-default-alpn	No support for default protocol	[RFC-ietf-dnsop-svcb-https-10, Section 7.1]	IETF
3	port	Port for alternative endpoint	[RFC-ietf-dnsop-svcb-https-10, Section 7.2]	IETF
4	ipv4hint	IPv4 address hints	[RFC-ietf-dnsop-svcb-https-10, Section 7.4]	IETF
5	ech	Encrypted ClientHello info	[RFC-ietf-dnsop-svcb-https-10, Section 7.3]	IETF
6	ipv6hint	IPv6 address hints	[RFC-ietf-dnsop-svcb-https-10, Section 7.4]	IETF
7-65279	Unassigned
65280-65534	N/A	Reserved for Private Use	[RFC-ietf-dnsop-svcb-https-10]	IETF
65535	N/A	Reserved ("Invalid key")	[RFC-ietf-dnsop-svcb-https-10]	IETF