| Property | Value |
| Name | Kalmbach Publishing Co. |
| Organization | Kalmbach Publishing Co. |
| domain_admin@KALMBACH.COM | |
| Address | 21027 Crossroads Circle |
| Zip Code | 53187-1612 |
| City | Waukesha |
| State | WI |
| Country | US |
| Phone | +1.2627968776 |
| Fax | +1.2627961615 |
| NameServer | DNS4.KALMBACH.COM |
| Created | 1995-01-10 05:00:00 |
| Changed | 2015-01-28 23:25:49 |
| Expires | 2018-01-09 00:00:00 |
| Registrar | NETWORK SOLUTIONS, L |
| Date | IP Address |
| 2021-12-15 | 54.208.0.169 (ClassC) |
| 2022-10-06 | 52.71.12.102 (ClassC) |
| 2023-10-10 | 52.20.23.1 (ClassC) |
| 2024-06-08 | 107.23.25.155 (ClassC) |
| 2024-07-29 | 34.236.231.26 (ClassC) |
| 2024-10-22 | 18.205.212.176 (ClassC) |
| 2025-05-15 | 100.28.165.10 (ClassC) |
| 2025-06-26 | 18.213.202.40 (ClassC) |
| 2025-09-02 | 172.67.155.109 (ClassC) |
| 2025-10-18 | 104.21.82.84 (ClassC) |
| Date | Domain | IP |
| cdn.media.astronomy.com | 2014-05-26 | 205.251.253.181 |
| subscribe.astronomy.com | 2024-02-20 | 44.209.195.31 |
| cs.astronomy.com | 2024-06-08 | 107.23.25.155 |
| www.astronomy.com | 2024-06-10 | 192.0.66.24 |