Internet Slow Only at Night? You Might Need IPv6 (IPoE) — Explained Simply

Thu, 20 Nov 2025 09:00:00 +0000

“Daytime is fine, but between 8 PM and 11 PM, videos suddenly start buffering…” “Online games lag and I can’t win!”

If you have these problems, even after restarting your router or buying a new one, the cause might be your internet connection type (road congestion).

This guide explains IPv6 IPoE — a congestion-free high-speed standard — in plain language.

Why Is It Slow Only at Night? The Toll Booth Effect

Traditional internet connections (called PPPoE) are like highway toll booths. Everyone must pass through a single authentication point to reach the wider internet. During off-peak hours, traffic flows smoothly. But at night and on weekends, cars (data) flood the toll booth, causing massive congestion. That is why your connection slows down in the evening.

Ipv6 on Kaisekukun

Internet Slow Only at Night? You Might Need IPv6 (IPoE) — Explained Simply

Why Is It Slow Only at Night? The Toll Booth Effect