iP or domain name lookup

reader.youdao.com Server iP：

Current resolution：

domain resolution record：

2025-09-11-----2025-10-02 111.124.200.101

2025-09-27-----2025-10-02 220.197.31.37

2025-09-27-----2025-10-02 117.135.207.132

2022-08-06-----2023-11-15 103.74.50.106

2022-08-06-----2023-11-15 103.74.50.105

2019-12-09-----2021-10-27 103.72.47.249

2019-12-09-----2021-10-27 103.72.47.248

2021-09-08-----2021-10-27 220.181.76.250

2021-09-08-----2021-10-27 220.181.76.251

2019-07-15-----2020-11-11 220.181.76.82

2019-08-25-----2020-11-11 220.181.76.102

2020-03-02-----2020-11-11 220.181.76.83

2019-07-15-----2020-03-02 220.181.76.84

2019-07-15-----2019-08-25 61.135.248.12

2019-07-15-----2019-08-25 61.135.248.13

2019-07-15-----2019-08-25 61.135.248.16

2019-07-15-----2019-08-25 61.135.248.70

2019-08-25-----2019-08-25 220.181.76.81

2019-08-25-----2019-08-25 61.135.248.145