| Property | Value |
| Name | Houghton Mifflin Harcourt |
| Organization | Houghton Mifflin Harcourt |
| nameserv@hmhco.com | |
| Address | 222 Berkeley St. |
| Zip Code | 02116 |
| City | Boston |
| State | MA |
| Country | US |
| Phone | +1.6173515000 |
| NameServer | NS-849.AWSDNS-42.NET |
| Created | 2010-10-02 04:00:00 |
| Changed | 2015-07-07 15:31:57 |
| Expires | 2016-10-02 00:00:00 |
| Registrar | NETWORK SOLUTIONS, L |