DNSBL Spam Check

Checked IP: 52.100.20.204
rDNS/PTR record: mail-db8eur05hn2204.outbound.protection.outlook.com

Listed: 2 findings
Finding Response time
Blacklisted: SORBS Aggregate zone (problems)
Try to delist your IP from problems.dnsbl.sorbs.net
Follow the instrucion on this website.
22.9201 ms
Blacklisted: SORBS Spamhost (any time)
Try to delist your IP from spam.dnsbl.sorbs.net
Follow the instrucion on this website.
22.7060 ms
Not Listed: 24 checks
Check Response time
Found rDNS/PTR: mail-db8eur05hn2204.outbound.protection.outlook.com
11.7929 ms
Inactive: 2
Inactive
Response in: 8.5879691 seconds
Amount of searched blacklists: 26 (2 inactive)