| 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 |
| 2016-05-04 | 23.21.213.172 (ClassC) |
| 2016-05-05 | 23.21.237.200 (ClassC) |
| 2016-05-07 | 54.225.206.119 (ClassC) |
| 2016-05-09 | 50.17.248.109 (ClassC) |
| 2016-05-10 | 107.22.218.137 (ClassC) |
| 2016-05-11 | 107.20.133.254 (ClassC) |
| 2016-05-18 | 54.225.226.44 (ClassC) |
| 2016-05-23 | 23.21.66.159 (ClassC) |
| 2016-05-24 | 54.225.143.102 (ClassC) |
| 2016-06-15 | 23.23.150.15 (ClassC) |
| 2016-11-29 | 107.20.218.71 (ClassC) |
| 2016-12-16 | 54.225.68.99 (ClassC) |
| 2017-01-10 | 23.21.224.177 (ClassC) |
| 2017-02-22 | 23.23.73.48 (ClassC) |
| 2017-03-31 | 54.243.158.73 (ClassC) |
| 2017-03-31 | 23.23.165.47 (ClassC) |
| 2017-05-13 | 23.21.174.210 (ClassC) |
| 2021-02-26 | 52.0.146.19 (ClassC) |
| 2023-07-20 | 54.146.248.82 (ClassC) |
| 2024-06-02 | 54.228.42.199 (ClassC) |
| 2024-10-29 | 54.208.186.182 (ClassC) |
| 2024-12-07 | 3.216.88.24 (ClassC) |
| 2024-12-26 | 3.209.172.72 (ClassC) |
| 2025-04-20 | 3.219.96.23 (ClassC) |
| 2025-05-18 | 18.208.60.216 (ClassC) |
| 2025-06-04 | 23.22.52.7 (ClassC) |
| 2025-08-20 | 54.205.8.205 (ClassC) |
| 2025-08-29 | 107.22.57.98 (ClassC) |
| 2025-12-30 | 54.73.53.134 (ClassC) |
| 2026-02-23 | 46.137.15.86 (ClassC) |