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)172.68.245.168
IAD
Washington D.C.United States (US)Germany (DE)172.68.245.190
IAD
Washington D.C.United States (US)Germany (DE)172.68.245.70
IAD
Washington D.C.United States (US)Germany (DE)172.68.245.90
IAD
Washington D.C.United States (US)Mexico (MX)172.68.245.99
IAD
Washington D.C.United States (US)United States (US)172.70.134.105
IAD
Washington D.C.United States (US)United States (US)172.70.134.166
IAD
Washington D.C.United States (US)United States (US)172.70.134.174
IAD
Washington D.C.United States (US)United States (US)172.70.134.175
IAD
Washington D.C.United States (US)Germany (DE)172.70.134.187
IAD
Washington D.C.United States (US)United States (US)172.70.134.238
IAD
Washington D.C.United States (US)Germany (DE)172.70.134.76
IAD
Washington D.C.United States (US)United States (US)172.70.135.113
IAD
Washington D.C.United States (US)United States (US)172.70.135.17
IAD
Washington D.C.United States (US)United States (US)172.70.135.20
IAD
Washington D.C.United States (US)United States (US)172.70.135.22
IAD
Washington D.C.United States (US)United States (US)172.70.135.67
IAD
Washington D.C.United States (US)United States (US)172.70.174.107
IAD
Washington D.C.United States (US)United States (US)172.70.174.132
IAD
Washington D.C.United States (US)United States (US)172.70.174.162
IAD
Washington D.C.United States (US)United States (US)172.70.174.180
IAD
Washington D.C.United States (US)United States (US)172.70.174.181
IAD
Washington D.C.United States (US)United States (US)172.70.174.186
IAD
Washington D.C.United States (US)United States (US)172.70.174.214
IAD
Washington D.C.United States (US)United States (US)172.70.174.215



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WP-Rush: WordPress Performance by Prevention

When Adding More Servers Is Not the Real Answer


When Adding More Servers Is Not the Real Answer

Horizontal scaling solves capacity problems, but not necessarily inefficiency.

Scaling Logic

More servers increase throughput.
They do not reduce per-request cost.

Economic Consideration

Scaling infrastructure without reducing inefficiency increases operational expense.

Architectural First

Reducing execution cost often yields more sustainable improvements.

Load Testing Insight

Measure per-request CPU time before scaling decisions.

Key Takeaways

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