192.31.231.153 — Amsterdam, North Holland, 🇳🇱 Netherlands · AS1103 SURFNET-NL

A record for

`calm.cs.vu.nl`
	A	130.37.20.19
	A	192.31.231.153

IP numbers used in conjunction

100%	130.37.20.19

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Amsterdam, North Holland, 🇳🇱 Netherlands

^{🇳🇱 SURFNET-NL192.31.231.0/24 VUCS-AMS}

192.31.231.153 Amsterdam, North Holland, 🇳🇱 Netherlands Courtesy of