DNSBL Spam Check

Checked IP: 74.121.51.111
rDNS/PTR record: mail3880.wikimedia1.mkt4477.com

Listed: 5 findings
Finding Response time
Blacklisted: usenix.org
Try to delist your IP from all.s5h.net
Follow the instrucion on this website.
26.1588 ms
Blacklisted: SpamRATS! all
Try to delist your IP from all.spamrats.com
3,379.9260 ms
Blacklisted: Barracuda Reputation Block List
Try to delist your IP from b.barracudacentral.org
Follow the instrucion on this website.
107.3771 ms
Blacklisted: Barracuda Reputation Block List (for SpamAssassin)
Try to delist your IP from bb.barracudacentral.org
107.6341 ms
Blacklisted: SORBS Spamhost (any time)
Try to delist your IP from spam.dnsbl.sorbs.net
Follow the instrucion on this website.
22.7740 ms
Not Listed: 21 checks
Check Response time
Found rDNS/PTR: mail3880.wikimedia1.mkt4477.com
24.4241 ms
Inactive: 2
Inactive
Response in: 5.2554169 seconds
Amount of searched blacklists: 26 (2 inactive)