Deutsche Telekom are now default blocking email from ALL non-allowlisted IPs at the IP level. Which means that @BitFolk's mail server for the main domain, our mailing lists and our support system can't communicate with anyone a t-online address (amongst others).
ALT Connection refused by t-online.de mail server from BitFolk's main outbound mail relay, showing an IP-level block.
ALT Connection refused by t-online.de mail server from BitFolk's mailing list manager, showing an IP-level block.
New Session Traversal Utilities for NAT (STUN) scan on port 3478/udp, reveals around 101k IPv4 and 2.9K IPv6 accessible services daily. These can be abused for reflection/amplification DDoS attacks (IPv4 amp factor around 4, IPv6 amp factor around 6). Most in US and Germany.
We've migrated our mailing lists from Mailman 2 to Mailman 3. Things will look different, but you don't need to do anything. 😀
mailman.bitfolk.com/mailman/…
Trying to understand under what circumstances BLSCFG gets enabled for Grub in CentOS Stream 8… please get in touch if you have more info - want tyo avoid any more nasty surprises
lists.bitfolk.com/lurker/mes…
Worrying numbers of customer VMs failed to boot this week because they're 32-bit PV mode and were upgraded to kernels that no longer support that. If you're still on 32-bit, read this!
lists.bitfolk.com/lurker/mes…
Your quick fix is to switch to PVH mode, but we've been saying since 2015 that you need to move to amd64. You need to switch to amd64 😀
We can offer you a free VM for two weeks to switch over: tools.bitfolk.com/wiki/Migra…
All of the maintenance work is now completed. Thanks for your patience!
The security issues fixed this time will be out of embargo at 12:00Z today: xenbits.xen.org/xsa/