Question and response
Question
dig spf.sgdm.aliyun.com. TXT
Answer
spf.sgdm.aliyun.com. 300 TXT "v=spf1 ip4:140.205.208.0/24 ip4:161.117.175.0/24 ip4:47.241.165.10 ip4:47.241.98.164 ip4:47.241.111.217 ip4:47.241.111.29 ip4:47.241.116.245 ip4:47.241.117.48 ip4:47.241.118.220 ip4:47.241.118.92 ip4:47.90.199.0/24 -all"
Authority
The response has no authority records.
Additional
. 0 OPT ; payload 1280, xrcode 0, version 0, flags 0