Ian Foster
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lanrat.bsky.social
Ian Foster
@lanrat.bsky.social
Researcher, Hacker, Programmer, Geek, DNS Historian (http://dns.coffee)
We ran out of IPv4 addresses long ago. There is a wait-list per region. I've started tracking the ARIN IPv4 wait-list: lanrat.github.io/ARIN-IPv4-Wa...
There are some pretty interesting stats in the data. Its growing faster than it can be serviced, even though the throughput is increasing.
ARIN IPv4 Waitlist Dashboard
lanrat.github.io
September 20, 2025 at 11:32 PM
New Blog post: How to tunnel WireGuard over TLS using SNI Domain Fronting with socat to egress restricted networks behind a DPI firewall lanrat.com/posts/sni-do...
SOCAT and WireGuard: a perfect pair for DPI Bypass
Tunneling WireGuard over TLS using SNI Domain Fronting There are numerous ways to get unrestricted egress on a restricted network. Here I will demonstrate how to use socat to tunnel a UDP connection o...
lanrat.com
May 28, 2025 at 8:44 PM
Have a Linux server with multiple IP addresses and want to control which IP address is used when? Use Address labels to influence Linux IP Source Address Selection! lanrat.com/posts/linux-...
Influencing Linux IP Source Address Selection
What is Source Address Selection? When a host with multiple routable IP addresses sends a packet to another host, it needs to determine which of its local addresses to use as the source “from” address...
lanrat.com
December 12, 2024 at 2:00 AM
Need a #SignalProxy? We have one here: toor.sh/tools.html#s...
TOOR.sh - Tools
toor.sh
October 11, 2024 at 9:26 PM