rbl.efnetrbl.org – false positive & removed [update: re-added]

[January 15, 2017 – UPDATE] The RBL seems to be fully working again, so we’ve re-added it to our system. [January 8, 2017] rbl.efnetrbl.org started issuing false positives, due to what appears to have been their domain expiring. We’ve removed this RBL from being checked by our platform, until they get their site and RBL […]

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rbl.megarbl.net – false positive & removed [update: reinstated]

[November 29, 2016 – UPDATE] It appears they have renewed their domain name and the RBL is back online, fully functional. We’ve reinstated it into our monitoring system. [November 25, 2016] MegaRBL’s domain name has just expired, and due to DNS changes (for a short while) they blacklisted the world (aka: blacklisted all IPs). These […]

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rbl.interserver.net – issuing false positives & removed

[April 7, 2016 – UPDATE] We’ve reset the weekly manual blacklist check count for all the accounts, so you can now force a re-check of all of your IPs in order to correct the false positives caused by this RBL. More info on this feature here:https://docs.hetrixtools.com/initiate-manual-blacklist-check/ This is just an optional step you can take […]

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lookup.dnsbl.iip.lu – false positive & removed

[February 9, 2016] lookup.dnsbl.iip.lu blacklist started issuing false positive responses and upon further investigation looks to be abandoned/dead. We have removed it from our system. We’ve caught this quite early, however some IPs have still been marked as listed here, if you receive a notification regarding this RBL you can safely ignore it, as it […]

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Barracudacentral Some False Positives

[January 13, 2016 – UPDATE] We’ve noticed yet another wave of false positive listings on these two RBLs. Their nameservers were stating that some IPs were listed in their database, but when checking on their website turned out they weren’t. [December 16, 2015] Barracudacentral’s nameservers have started issuing some false positive results. As always when […]

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v0.9.8r3 Beta – cidr.bl.mcafee.com false positives & disabled

[November 14, 2015] ‘cidr.bl.mcafee.com’ blacklist was giving out false positives and it was only based on the spamhaus RBLs (which we already cover). If your IP was on this RBL then it was also on one of spamhaus lists, since mcafee RBL was based purely on spamhaus lists. Also, to remove an IP from mcafee […]

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v0.9.8r2 Beta – sorbs.net false positive

[November 2, 2015] A couple of sorbs.net’s nameservers were issuing false positive responses, causing some false positive alarms in our system as well. We’ve identified the faulty nameservers and have blocked them in our system, so they won’t be queried anymore. Thanks to everyone who reported this issue.

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intercept.datapacket.net – false positives & disabled

[October 6, 2015] ‘intercept.datapacket.net’ suddenly started showing all IPs as blacklisted on their RBL, which is clearly an error somewhere on their end. We have decided to disable this RBL until they fix the issues. While we caught this in time, there were some notifications sent out. You can safely ignore any notifications regarding theĀ ‘intercept.datapacket.net’ […]

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