iP or domain name lookup

3851978.fls.doubleclick.net Server iP：

Current resolution：

domain resolution record：

2023-09-06-----2023-09-24 142.251.222.6

2023-09-24-----2023-09-24 142.250.185.102

2023-09-24-----2023-09-24 142.250.189.6

2023-09-24-----2023-09-24 142.251.10.148

2023-09-06-----2023-09-06 142.250.176.6

2023-09-06-----2023-09-06 172.253.118.149

2023-09-06-----2023-09-06 142.250.186.166

2020-08-03-----2023-02-06 203.208.40.101

2020-08-03-----2023-02-06 203.208.43.101

2020-08-03-----2023-02-06 203.208.41.101

2023-02-06-----2023-02-06 142.250.199.70

2023-02-06-----2023-02-06 114.250.65.37

2023-02-06-----2023-02-06 142.250.204.38

2023-02-06-----2023-02-06 120.253.253.165

2023-02-06-----2023-02-06 114.250.66.37

2023-02-06-----2023-02-06 114.250.63.37

2023-02-06-----2023-02-06 220.181.174.229

2023-02-06-----2023-02-06 203.208.39.229

2023-02-06-----2023-02-06 220.181.174.37

2020-08-03-----2020-08-03 203.208.43.69

2020-08-03-----2020-08-03 203.208.40.69

2020-08-03-----2020-08-03 203.208.41.69

2020-08-03-----2020-08-03 203.208.50.165

2020-08-03-----2020-08-03 172.217.163.230

2020-08-03-----2020-08-03 203.208.50.37

2020-08-03-----2020-08-03 203.208.50.69