31.217.0.0/16

21 assigned ranges in this /16.

/24 breakdown

Block	Top country	Countries	ASNs	Ranges
31.217.0.0/24	Croatia (100%)	1	1	1
31.217.128.0/24	United Kingdom (100%)	1	1	1
31.217.132.0/24	United Kingdom (100%)	1	1	1
31.217.136.0/24	United Kingdom (100%)	1	1	1
31.217.160.0/24	Greece (100%)	1	1	1
31.217.192.0/24	Finland (100%)	1	1	1
31.217.200.0/24	Italy (100%)	1	1	1
31.217.208.0/24	Iran (100%)	1	1	1
31.217.216.0/24	Austria (100%)	1	1	1
31.217.224.0/24	Kuwait (100%)	1	1	1
31.217.232.0/24	France (100%)	1	1	1
31.217.234.0/24	France (100%)	1	1	1
31.217.240.0/24	Ireland (100%)	1	1	1
31.217.248.0/24	Australia (100%)	1	1	1
31.217.249.0/24	Bahrain (100%)	1	1	1
31.217.250.0/24	Romania (100%)	1	1	1
31.217.251.0/24	Australia (100%)	1	1	1
31.217.252.0/24	Ukraine (100%)	1	1	1
31.217.253.0/24	Russia (100%)	1	1	1
31.217.254.0/24	Germany (100%)	1	1	1
31.217.255.0/24	Russia (100%)	1	1	1

Range	ASN	Org	Country
`31.217.0.0 – 31.217.127.255`	AS5391	Hrvatski Telekom d.d.	HR
`31.217.128.0 – 31.217.131.255`	AS4455	IX Reach Ltd	GB
`31.217.132.0 – 31.217.135.255`	AS4455	IX Reach Ltd	GB
`31.217.136.0 – 31.217.159.255`	AS4455	IX Reach Ltd	GB
`31.217.160.0 – 31.217.191.255`	AS6799	Ote SA (Hellenic Telecommunications Organisation)	GR
`31.217.192.0 – 31.217.199.255`	AS58003	Planeetta Internet Oy	FI
`31.217.200.0 – 31.217.207.255`	AS31121	WpWeb S.r.l.	IT
`31.217.208.0 – 31.217.215.255`	AS206065	Tose'h Fanavari Ertebabat Pasargad Arian Co. PJS	IR
`31.217.216.0 – 31.217.223.255`	AS197999	Michael Gamsjaeger	AT
`31.217.224.0 – 31.217.231.255`	AS198392	Petrochemical Industries Co. /Shareholding Public	KW
`31.217.232.0 – 31.217.233.255`	AS20900	IMS Networks SAS	FR
`31.217.234.0 – 31.217.239.255`	AS20900	IMS Networks SAS	FR
`31.217.240.0 – 31.217.247.255`	AS49567	Aptus Ltd	IE
`31.217.248.0 – 31.217.248.255`	AS137409	GSL Networks Pty LTD	AU
`31.217.249.0 – 31.217.249.255`	AS210968	SINNAD W.L.L	BH

6 more ranges in this block.