Cloudflare Data Center Location change from BKK to SIN

Dear Cloudflare

i’m use 3BB Broadband(AS45629) in Bangkok and use Cloudflare DNS
around 1Month, i see Latency(ping) change

i check with 1.1.1.1/help


it change from BKK to SIN, but i test with AIS ISP(AS45430) it still show BKK and good latency.

C:\Windows\system32>nslookup -class=chaos -type=txt id.server 1.1.1.1
Server: one.one.one.one
Address: 1.1.1.1

Non-authoritative answer:
id.server text =

    "SIN"

C:\Windows\system32>nslookup -class=chaos -type=txt id.server 1.0.0.1
Server: one.one.one.one
Address: 1.0.0.1

Non-authoritative answer:
id.server text =

    "SIN"

C:\Windows\system32>tracert 1.1.1.1

Tracing route to one.one.one.one [1.1.1.1]
over a maximum of 30 hops:

1 <1 ms <1 ms <1 ms 192.168.2.1
2 4 ms 4 ms 3 ms mx-ll-171.7.72-1.dynamic.3bb.co.th [171.7.72.1]
3 3 ms 3 ms 3 ms 10.121.101.250
4 * 3 ms * 10.33.45.22
5 * * 3 ms mx-ll-110.164.1-13.static.3bb.co.th [110.164.1.13]
6 10 ms 3 ms 3 ms mx-ll-110.164.1-67.static.3bb.co.th [110.164.1.67]
7 27 ms 27 ms 30 ms 10.33.35.39
8 29 ms 29 ms 44 ms 162.158.160.252
9 27 ms 27 ms 28 ms 172.70.146.3
10 27 ms 27 ms 28 ms one.one.one.one [1.1.1.1]

Trace complete.

C:\Windows\system32>tracert 1.0.0.1

Tracing route to one.one.one.one [1.0.0.1]
over a maximum of 30 hops:

1 <1 ms <1 ms <1 ms 192.168.2.1
2 8 ms 10 ms 3 ms mx-ll-171.7.72-1.dynamic.3bb.co.th [171.7.72.1]
3 3 ms 3 ms 2 ms 10.121.101.226
4 * * 2 ms 10.33.45.22
5 * 2 ms * mx-ll-110.164.1-13.static.3bb.co.th [110.164.1.13]
6 3 ms 3 ms 3 ms mx-ll-110.164.1-27.static.3bb.co.th [110.164.1.27]
7 30 ms 27 ms 27 ms 10.33.35.25
8 62 ms 31 ms 32 ms 162.158.160.252
9 43 ms 64 ms 37 ms 172.70.144.3
10 28 ms 29 ms 28 ms one.one.one.one [1.0.0.1]

Please help
Thank you.