10-D 1 dal06af1_10d-200605.txt UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington D.C. 20549 FORM 10-D ASSET-BACKED ISSUER DISTRIBUTION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the monthly distribution period from: April 26, 2006 to May 25, 2006 Commission File Number of issuing entity: 333-127621-08 Deutsche Alt-A Securities, Inc. Mortgage Loan Trust, Series 2006-AF1 (Exact name of issuing entity as specified in its charter) Commission File Number of depositor: 333-127621 Deutsche Alt-A Securities Inc. (Exact name of depositor as specified in its charter) DB Structured Products, Inc. (Exact name of sponsor as specified in its charter) New York (State or other jurisdiction of incorporation or organization of the issuing entity) 54-2196523 54-2196524 54-2196525 54-2196526 (I.R.S. Employer Identification No.) c/o Wells Fargo Bank, N.A. 9062 Old Annapolis Road Columbia, MD 21045 (Address of principal executive offices of the issuing entity) (Zip Code) (410) 884-2000 (Telephone number, including area code) Not Applicable (Former name, former address, if changed since last report) Registered/reporting pursuant to (check one) Title of Section Section Section Name of Exchange Class 12(b) 12(g) 15(d) (If Section 12(b)) A-1 _____ _____ __X___ ____________ A-2 _____ _____ __X___ ____________ A-3 _____ _____ __X___ ____________ A-4 _____ _____ __X___ ____________ A-5 _____ _____ __X___ ____________ CE _____ _____ __X___ ____________ M-1 _____ _____ __X___ ____________ M-10 _____ _____ __X___ ____________ M-2 _____ _____ __X___ ____________ M-3 _____ _____ __X___ ____________ M-4 _____ _____ __X___ ____________ M-5 _____ _____ __X___ ____________ M-6 _____ _____ __X___ ____________ M-7 _____ _____ __X___ ____________ M-8 _____ _____ __X___ ____________ M-9 _____ _____ __X___ ____________ PA _____ _____ __X___ ____________ PF _____ _____ __X___ ____________ R _____ _____ __X___ ____________

Indicate by check mark whether the registrant (1) has filed all reports required to be filed by Section 13 or 15(d) of the Securities Exchange Act of 1934 during the preceding 12 months (or for such shorter period that the registrant was required to file such reports), and (2) has been subject to such filing requirements for the past 90 days. Yes __X__ No ____ Part I - DISTRIBUTION INFORMATION Item 1. Distribution and Pool Performance Information On May 25, 2006 a distribution was made to holders of Deutsche Alt-A Securities, Inc. Mortgage Loan Trust, Series 2006-AF1. The distribution report is attached as an Exhibit to this Form 10-D. Please see Item 9(b), Exhibit 99.1 for the related information. Part II - OTHER INFORMATION Item 9. Exhibits. (a) The following is a list of documents filed as part of this Report on Form 10-D: (99.1) Monthly report distributed to holders of Deutsche Alt-A Securities, Inc. Mortgage Loan Trust, Series 2006-AF1, relating to the May 25, 2006 distribution. (b) The exhibits required to be filed by Registrant pursuant to Item 601 of Regulation S-K are listed above and in the Exhibit Index that immediately follows the signature page hereof. SIGNATURES Pursuant to the requirements of the Securities Exchange Act of 1934, the registrant has duly caused this report to be signed on its behalf by the undersigned thereunto duly authorized. Deutsche Alt-A Securities, Inc. Mortgage Loan Trust, Series 2006-AF1 (Issuing Entity) Wells Fargo Bank, N.A. Master Servicer /s/ Beth Belfield Beth Belfield, Officer Date: June 1, 2006 EXHIBIT INDEX Exhibit Number Description EX-99.1 Monthly report distributed to holders of Deutsche Alt-A Securities, Inc. Mortgage Loan Trust, Series 2006-AF1, relating to the May 25, 2006 distribution. EX-99.1 DEUTSCHE ALT-A SECURITIES INC Mortgage Pass-Through Certificates Distribution Date: 5/25/2006 DEUTSCHE ALT-A SECURITIES INC Mortgage Pass-Through Certificates Series 2006-AF1 Contact: CTSLink Customer Service Wells Fargo Bank, N.A. Corporate Trust Services 9062 Old Annapolis Road Columbia, MD 21045-1951 @ www.ctslink.com/cmbs Telephone: (301) 815-6600 Fax: (301) 815-6600

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Deutsche Alt-A Securities Mortgage Loan Trust, Series 2006-AF1 10-D