!extend:checked:vvvvv:1000:512

https://twitter.com/netkeiba/status/1655068018987388935?t=3vXdi0tr-W191eYbSgCFIw&s=19
VIPQ2_EXTDAT: checked:vvvvv:1000:512:: EXT was configured
https://twitter.com/5chan_nel (5ch newer account)