168 CloudFlare Nodes in 85 of totally 130 Countries

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Washington D.C.: 1 Node with 205 IP Addresses

CF Code
City
Country
CF IP-Country
IAD
Washington D.C.United States (US)United States (US)162.158.79.179
IAD
Washington D.C.United States (US)United States (US)162.158.79.180
IAD
Washington D.C.United States (US)United States (US)162.158.79.186
IAD
Washington D.C.United States (US)United States (US)162.158.79.4
IAD
Washington D.C.United States (US)Hungary (HU)162.158.79.57
IAD
Washington D.C.United States (US)Germany (DE)172.68.138.162
IAD
Washington D.C.United States (US)United States (US)172.68.138.180
IAD
Washington D.C.United States (US)United States (US)172.68.15.132
IAD
Washington D.C.United States (US)Hungary (HU)172.68.15.201
IAD
Washington D.C.United States (US)Hungary (HU)172.68.15.219
IAD
Washington D.C.United States (US)Mexico (MX)172.68.15.223
IAD
Washington D.C.United States (US)United States (US)172.68.244.138
IAD
Washington D.C.United States (US)United States (US)172.68.244.140
IAD
Washington D.C.United States (US)Israel (IL)172.68.244.148
IAD
Washington D.C.United States (US)United States (US)172.68.245.103
IAD
Washington D.C.United States (US)United States (US)172.68.245.104
IAD
Washington D.C.United States (US)United States (US)172.68.245.111
IAD
Washington D.C.United States (US)Mexico (MX)172.68.245.112
IAD
Washington D.C.United States (US)United States (US)172.68.245.121
IAD
Washington D.C.United States (US)Brazil (BR)172.68.245.124
IAD
Washington D.C.United States (US)Hungary (HU)172.68.245.125
IAD
Washington D.C.United States (US)Canada (CA)172.68.245.132
IAD
Washington D.C.United States (US)United States (US)172.68.245.137
IAD
Washington D.C.United States (US)United States (US)172.68.245.146
IAD
Washington D.C.United States (US)United States (US)172.68.245.147



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WP-Rush: WordPress Performance by Prevention

Is Performance Testing Itself Sometimes Misleading?


Performance tools measure specific dimensions; misunderstanding their scope can lead to incorrect conclusions.

Lab vs Reality

Synthetic tests differ from real-user behavior.

Metric Selection

Scores aggregate diverse signals.
Individual metrics tell clearer stories.

Cold vs Warm States

Cache state dramatically alters results.

Context Matters

Geographic test location affects latency.

Key Takeaways

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