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Start
Overview
Getting started
Interface
Layout
Create an API key
DNS records
DNSSEC
DynDNS
Payment methods
Recipes
Overview
Bootstrap new hosts
DNS desired state
DynDNS URL update
DNS change + rollback
DynDNS + FRITZ!Box
TLS re-issue cycle
TLS + DNS DCV
certbro
TLS inventory + export
TLS renewal
TLS monitor + cancel
OV with certbro
OV order + org-id
Revoke + replace
API reference
DNS
List DNS zones
GET
Get DNS zone details
GET
Export DNS zone as BIND file
GET
Get DNS records
GET
Get DNS record
GET
Create DNS record
POST
Update DNS record
PATCH
Update DNS record (by rrid)
PATCH
Delete DNS record
DELETE
Get DNSSEC configuration
GET
Upsert DNSSEC configuration
PUT
Verify DNSSEC state
POST
List DNSSEC jobs
GET
Cancel pending DNSSEC transition
POST
TLS
List TLS certificates
GET
Order or renew TLS certificate
POST
Get TLS certificate
GET
Complete staged TLS certificate order
POST
Download TLS certificate
GET
Reissue TLS certificate
POST
Cancel TLS certificate order
POST
Cancel or revoke TLS certificate order
POST
Revoke TLS certificate
POST
List TLS organizations
GET
Create TLS organization
POST
Get TLS organization
GET
Update TLS organization
PATCH
List TLS products
GET
Domains
List customer domains
GET
Get domain details
GET
Check domain availability
GET
Get nameserver delegation
GET
Change nameserver delegation (vanity sets only)
PUT
Request domain auth code
POST
Hosting
List web hosting packages
GET
Get a web hosting package
GET
List domain aliases of a hosting package
GET
List databases of a hosting package
GET
Account & help
Inspect the current API key
GET
Download OpenAPI specification
GET
Ask the regfish assistant
GET
Schemas
Tools
MCP server
certbro
DNS Doctor
Overview
Full DNS health check
GET
Raw DNS lookup via DoH
GET
DNS propagation check across public resolvers
GET
DNSSEC chain inspection
GET
DKIM key check
GET
Mail server check
GET
SEO & AI visibility check
GET
Domain availability via RDAP
GET
IDN/Punycode conversion
GET
Generate SPF, DMARC, CAA or MTA-STS records
POST
Email header analysis
POST
Embeddable DNS health badge (SVG)
GET
MCP server (Model Context Protocol) over JSON-RPC 2.0
POST
schemas
Schemas
AvailabilityResult
CaaGenerateInput
CaaGenerateResult
DkimResult
DmarcGenerateInput
DmarcGenerateResult
DnssecResult
DomainHealth
Finding
GeneratedRecord
HeaderAnalysisResult
IdnResult
IssueCode
LookupResult
MtaStsGenerateInput
MtaStsGenerateResult
PropagationResult
SpfGenerateInput
SpfGenerateResult
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csr
PEM encoded certificate signing request (CSR).
