paxaq
int MAX RANK
90,092 POWER LEVEL
Activity
278 submissions in 2026
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Difficulty Breakdown
10 problems solved
Recent Activity
Solves, roadmap, White Room, quests & quizzes
Explicit Congestion Notification Jul 16, 05:58 PM
Domain Correct
Zero Window Jul 16, 05:57 PM
Domain Correct
Three Knocks Jul 16, 05:56 PM
Domain Correct
Ramp Up Jul 16, 05:54 PM
Domain Correct
TCP Congestion Window Jul 16, 05:51 PM
Domain Correct
IP Fragmentation Jul 16, 05:50 PM
Domain Correct
Private vs Public IP Addresses Jul 16, 05:49 PM
Domain Correct
TTL / Hop Limit Jul 16, 05:47 PM
Domain Correct
IPv4 vs IPv6 Jul 16, 05:45 PM
Domain Correct
NAT Port Exhaustion Jul 16, 05:44 PM
Domain Correct
CIDR Aggregation Jul 16, 02:39 PM
Domain Correct
Subnet Mask Calculation Jul 16, 02:31 PM
Domain Incorrect
Path MTU and UDP Jul 15, 09:07 AM
Domain Correct
Last Line of Defense Jul 15, 09:06 AM
Domain Correct
Window Scale Option Jul 15, 09:05 AM
Domain Correct
TCP Full Duplex Jul 15, 09:04 AM
Domain Correct
TCP Keepalive Jul 15, 09:02 AM
Domain Correct
MSS and MTU Jul 15, 09:00 AM
Domain Correct
TCP vs UDP: When to Choose TCP Jul 15, 08:59 AM
Domain Correct
TCP Retransmission Jul 15, 08:58 AM
Domain Correct
Best Solves
Hardest problems solved
#1
Normal 3
The Answer to the Ultimate Question of Life, the Universe, and Everything
#2 Easy+ 2.5
Ok Garmin, save video
#3 Easy+ 2.5
Ouroboros
#4 Easy+ 2
Know your limits. (Hard version)
#5 Easy+ 2
burn this image into the retina of my eye
#6 Easy+ 2
Crafter
#7 Easy 1.5
Know your limits. (Easy version)
#8 Easy 1.5
It's over for you. (if you can't do this)
#9 Easy 1
Put a ring on it.
#10 Easy 1
Add to 13