| 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 |
| 2015-08-27 | 23.21.201.133 (ClassC) |
| 2015-09-10 | 23.23.173.97 (ClassC) |
| 2015-11-18 | 54.221.230.37 (ClassC) |
| 2016-08-22 | 23.21.52.24 (ClassC) |
| 2016-09-03 | 23.21.231.39 (ClassC) |
| 2016-12-13 | 54.225.68.99 (ClassC) |
| 2017-01-13 | 54.235.103.131 (ClassC) |
| 2017-02-02 | 107.21.203.65 (ClassC) |
| 2017-02-02 | 23.21.74.161 (ClassC) |
| 2017-03-24 | 23.21.185.158 (ClassC) |
| 2018-03-01 | 54.225.153.48 (ClassC) |
| 2021-07-24 | 3.229.186.102 (ClassC) |
| 2024-07-15 | 54.243.238.66 (ClassC) |
| 2024-11-11 | 3.209.172.72 (ClassC) |
| 2024-12-20 | 54.73.53.134 (ClassC) |
| 2025-01-31 | 54.224.34.30 (ClassC) |
| 2025-05-04 | 23.22.144.165 (ClassC) |
| 2025-07-10 | 34.201.81.34 (ClassC) |
| 2025-08-14 | 18.208.60.216 (ClassC) |
| 2025-10-18 | 54.78.134.111 (ClassC) |