Del. Code tit. 6 § 18-207
The fact that a certificate of formation is on file in the office of the Secretary of State is notice that the entity formed in connection with the filing of the certificate of formation is a limited liability company formed under the laws of the State of Delaware and is notice of all other facts set forth therein which are required to be set forth in a certificate of formation by § 18-201(a)(1) and (2) or § 18-1202 of this title and which are permitted to be set forth in a certificate of formation by § 18-215(b) or § 18-218(b) of this title. The fact that a certificate of registered series is on file in the office of the Secretary of State is notice that the registered series named in such certificate of registered series has been formed pursuant to § 18-218 of this title and is notice of all other facts set forth therein which are required to be set forth in a certificate of registered series by § 18-218(d) of this title.
6 Del. C. § 18-207