| Property | Value |
| Name | Hostmaster, Heroku |
| Organization | Heroku, Inc. |
| dns@heroku.com | |
| Address | 650 7th Street |
| Zip Code | 94103 |
| City | San Francisco |
| State | CA |
| Country | US |
| Phone | +1.4157295726 |
| NameServer | NS-1378.AWSDNS-44.ORG |
| Created | 2010-09-19 05:55:31 |
| Changed | 2013-12-17 04:03:16 |
| Expires | 2016-09-19 00:00:00 |
| Registrar | DYNAMIC NETWORK SERV |
| Date | IP Address |
| 2014-03-21 | 54.225.197.137 (ClassC) |
| 2014-03-23 | 23.23.245.47 (ClassC) |
| 2014-03-26 | 184.73.232.80 (ClassC) |
| 2014-03-28 | 54.204.1.171 (ClassC) |
| 2014-05-30 | 54.243.172.117 (ClassC) |
| 2014-06-01 | 50.19.98.193 (ClassC) |
| 2014-06-03 | 107.22.174.247 (ClassC) |
| 2014-07-08 | 54.235.151.26 (ClassC) |
| 2015-01-13 | 54.243.122.68 (ClassC) |
| 2015-03-10 | 54.221.226.116 (ClassC) |
| 2015-03-18 | 107.20.190.140 (ClassC) |
| 2015-03-26 | 23.23.95.139 (ClassC) |
| 2015-05-08 | 50.16.216.177 (ClassC) |
| 2015-06-15 | - |
| 2016-01-22 | 54.221.230.37 (ClassC) |
| 2016-02-08 | 54.243.246.209 (ClassC) |
| 2016-06-20 | 54.235.246.152 (ClassC) |
| 2016-07-29 | 54.225.234.52 (ClassC) |
| 2016-09-27 | 23.23.150.161 (ClassC) |
| 2016-11-18 | 50.17.225.21 (ClassC) |
| 2019-09-20 | 52.45.0.85 (ClassC) |
| 2025-03-17 | 3.219.96.23 (ClassC) |
| 2025-10-18 | 23.22.52.7 (ClassC) |
| 2025-10-21 | 3.216.88.24 (ClassC) |
| 2025-10-28 | 23.22.144.165 (ClassC) |