resolver

Imports

• github.com/xenolf/lego/log
• github.com/xenolf/lego/challenge/http01
• github.com/xenolf/lego/challenge/dns01
• github.com/xenolf/lego/acme
• github.com/xenolf/lego/acme/api
• github.com/xenolf/lego/challenge
• github.com/cenkalti/backoff
• github.com/xenolf/lego/challenge/tlsalpn01

Standard library imports

• bytes
• context
• errors
• fmt
• sort
• strconv
• time