certification.nvaccess.org服务器iP：
当前解析：
历史解析记录：
2025-05-09-----2025-06-21 172.67.68.118
2025-05-09-----2025-06-21 104.26.5.58
2025-05-09-----2025-06-21 104.26.4.58
2025-02-07-----2025-02-07 172.236.133.164
2022-11-10-----2022-11-10 45.33.23.174
2025-05-09-----2025-06-21 172.67.68.118
2025-05-09-----2025-06-21 104.26.5.58
2025-05-09-----2025-06-21 104.26.4.58
2025-02-07-----2025-02-07 172.236.133.164
2022-11-10-----2022-11-10 45.33.23.174