Email Formats
{
"mx": [
"1 mx1.bytedance.com.",
"10 mx3.bytedance.com.",
"5 mx2.bytedance.com."
],
"spf": [
"v=spf1 include:amazonses.com include:servers.mcsv.net include:_spf.salesforce.com include:83025279.ppspf.net ip4:205.201.128.0/20 ip4:198.2.128.0/18 ip4:148.105.0.0/16 ip4:185.132.182.154/32 ip4:185.183.28.138/32 include:spf.onlarksuite.com -all "
]
}