COLITU LAB21 of 21 probes online

United Kingdom / GB

4,979 tunnel tests2 networks2 vantage pointsLast measurement 1 h agoDegraded
CSVJSONAPI

Transports from United Kingdom, last 30 days

Share of tunnel tests that carried traffic, and the median time from starting the transport to the first answer through it.

TransportSuccessMedian connectTestsStatus
Hysteria299.9%207 ms987Available
VLESS Reality96.3%276 ms998Degraded
VLESS XHTTP98.1%279 ms998Available
Trojan98.1%368 ms998Available
Shadowsocks97.2%216 ms998Degraded

Success over time

All vantage points in United Kingdom.

JSONAPI
0%25%50%75%100%17 Sept24 Sept1 Oct8 Oct
Data table
Time (UTC)Hysteria2VLESS RealityVLESS XHTTPTrojanShadowsocks
10 Oct, 06:00–12:00 UTC99.9% (668)96.3% (675)98.1% (675)98.1% (675)96.9% (675)
10 Oct, 12:00–18:00 UTC100% (319)96.3% (323)98.1% (323)98.1% (323)97.8% (323)

Networks

Each network (autonomous system) the lab measures from. The comparison between networks is where blocking shows.

NetworkSuccessTestsStatus
AS16276 · OVH SAS97.2%2,551Degraded
AS41745 · Baykov Ilya Sergeevich98.7%2,428Available

Without a tunnel

Plain TCP connections to the same server ports, and the network itself without any VPN. When these work but tunnels fail, the traffic is being singled out.

TestSuccessMedianTests
TCP to VLESS Reality port100%56 ms998
TCP to VLESS XHTTP port100%57 ms998
TCP to Trojan port100%59 ms998
TCP to Shadowsocks port100%59 ms998
DNS over TCP 1.1.1.1100%5 ms37
DNS over TCP 8.8.8.8100%14 ms37
DNS over UDP 1.1.1.1100%5 ms37
DNS over UDP 8.8.8.8100%11 ms37
HTTPS cloudflare.com100%23 ms37
HTTPS google.com100%13 ms37
HTTPS wikipedia.org100%64 ms37

App data (anonymous, delayed)

Transport results reported by Colitu apps in United Kingdom, counted per network. Published only with at least 5 devices behind each day and 7 days after the fact.

Field data collection is not switched on yet. When it is, the methodology describes exactly what is counted.

Events

All

No events recorded for United Kingdom.

Vantage points

Coventry (datacenter)
AS41745 · Baykov Ilya Sergeevich · Datacenter
98.7%
24 h
Online
London (datacenter)
AS16276 · OVH SAS · Datacenter
97.2%
24 h
Online