~/tools / spf-checker
SPF Checker
Check SPF record. Counts DNS lookups against the 10-lookup limit, flags `+all` security holes, and identifies common mistakes.
[ OK ]
Strict SPF (-all). Unauthorized senders are rejected.
── output ─────
v=spf1 include:spf.protection.outlook.com include:spf.messagelabs.com ip4:185.43.125.61 ip4:193.58.7.100 ip4:193.58.7.101 ip4:193.58.7.102 -all
- DNS lookups
- 2 / 10
- All mechanism
- -all
- Includes (2)
- spf.protection.outlook.com, spf.messagelabs.com
- IP4 (4)
- 185.43.125.61, 193.58.7.100, 193.58.7.101, 193.58.7.102
- IP6 (0)
- —