52Blacklist wikiAdditional · 52/55
dnsbl.spfbl.net
SPFBL
SPFBL is a Brazilian-operated blacklist that combines SPF validation with traditional DNS blacklist techniques. It focuses on senders with broken SPF configurations.
Tier
Additional
Impact
Low-Medium — Primarily used in Brazilian email filtering, growing adoption.
Auto-expiry
May auto-expire after SPF is fixed. Manual removal also available.
What it lists
IP addresses with SPF failures or identified as spam sources.
How to get delisted
- 01Check your IP at spfbl.net
- 02Fix your SPF record to properly authorize your sending IPs
- 03Ensure your SPF record doesn't exceed the 10 DNS lookup limit
- 04Request removal through their website
- 05A valid SPF configuration helps prevent future listings
Open the removal formhttps://spfbl.net/