### `DomObj` Object
-`DomObj` either a `String` containing a dotted quad (see Note below),
-or a JSON `Map`, with the following attributes, all optional:
+`DomObj` is a data structure that is associated with an FQDN. It is
+either a `String` containing a dotted quad (see Note below), or a
+JSON `Map`, with the following attributes, all optional:
| Key | Type | Comment |
|-------------|---------------------------------------|--------------------------------------------|
#### i2p attribute
-Does not translate into any DNS RR. Contains an object with three
+Does not translate into any DNS RR. It is a JSON Map with three
optional String attributes: `"destination"`, `"name"` and `"b32"`.
```
the current object.
```
-"map": { "www": { "alias" : "www.example.com." }
+"map": { "www": { "alias" : "www.example.com" }
, "www2": { "delegate": "d/example" }
}
```
+Note: When a key contains dots ".", it is converted to a nested
+map. If empty element appears as a result of split, such as when
+a dot is at the beginning or at the end of the key, or there are
+consequitive dots, such elemets are ignored. For example,
+
+```
+"map": { "www.uk": { "alias" : "www.example.co.uk" }
+ , "www..us": { "alias" : "www.example.com" }
+ , "smtp.us.": { "alias" : "smtp.example.com" }
+```
+
+is equivalent to
+
+```
+"map": { "uk": { "map": { "www": { "alias" : "www.example.co.uk" }}}
+ , "us": { "map": { "www": { "alias" : "www.example.com" }
+ , "smtp": { "alias" : "smtp.example.com" }}
+ }
+ }
+```
+
#### fingerprint attribute
Does not translate into any DNS RR. Contains a list of TLS