The Barracuda twitter account has been very helpful and responsive to the issue. A few hours ago they tweeted that the problem should have been fixed. 1) Hi all, sorry to take so long to get the info. First, there was a routine transient spike in blacklisted IPs as part of the threat analysis process. It normally goes unnoticed. However in this case…— Barracuda Networks (@barracuda)...
Increase in Barracuda IP blocks
A number of folks are talking about a significant uptick in Barracuda IP blocks over the last few days. These blocks appear to be affecting wide ranges of IPs across multiple networks. Folks have been reaching out to Barracuda through their unblocking form. Many of them are not receiving answers, but some are getting answers that say they may be old listings, and there is no current data to...
Barracuda problems
Folks were posting earlier today noticing problems delivering to Barracuda hosted services. The good news is Barracuda has been updating their status page. As of now, the status page says things are improving. Monitoring – Since 7PM PDT 11/1/2016, the Barracuda Essentials for Email Security service has been experiencing a sustained and unusually large number of inbound connections from...
Barracuda Email Security Service disruption
Starting around 10:15 2:45 EDT this morning, the Barracuda Email Security Service is having a issues processing email for customers.
More information on Twitter and reddit
Looking for some experiences…
… with emailreg.org. A client of mine asked today if it was worth registering domains with emailreg.org as a whitelisting process. I’ve asked a few delivery folks for their feedback, but I was wondering what the broader email community thought. Does registering there help delivery to domains behind barracuda processes? Drop me a line on our contact page or add your experiences in the...
Barracuda filters clicking all links
Earlier this month I mentioned that a number of people were seeing issues with multiple links in emails being clicked by Barracuda filters. I invited readers to contact me and provide me with any information or evidence they had. Not only did a number of senders contact me, but one of the support reps at Barracuda also contacted me. At issue is a part of the Barracuda email filter call the intent...
Reputation monitoring sites
There are a number of sites online that provide public information about reputation of an IP address or domain name. Sender Score – . Provided by Return Path. They collect data from some ISPs and blocklists. Using a proprietary formula, they calculate a sender score running from 1 – 100 for each IP address sending mail to their network. Higher scores means a better reputation. Can be...