Robtex

Up: 212.183.128.0/19
Can't show all results, try to descend to a more specific CIDR
Down left: 212.183.128.0/21
Down right: 212.183.136.0/21

IP	Type	Hostname
212.183.128.10	A	puppetenterprise.com
212.183.128.10	A	puppetenterprise.net
212.183.128.10	A	puppetenterprise.org
212.183.128.89	A	zeldorfthegreat.com
212.183.128.130	A+PTR	optbbe1.uk.access.vodafone.net
212.183.128.131	PTR	optbbe2.uk.access.vodafone.co.uk
212.183.128.187	A	be-cpe-mta.vodafone.co.uk
212.183.128.198	A	prxbbe.uk.access.vodafone.net
212.183.128.247	A	comdotat.com
212.183.129.140	A+PTR	extdns1.vodafone.co.uk
212.183.129.141	A+PTR	extdns2.vodafone.co.uk
212.183.129.144	A+PTR	extdns.vodafone.co.uk
212.183.131.131	A+PTR	initial-ipsecrouter.vap.vodafone.co.uk
212.183.131.134	A	prxbom.uk.access.vodafone.net
212.183.131.137	A	cluster6.vap.vodafone.co.uk
212.183.131.138	A	cluster6.vap.vodafone.co.uk
212.183.131.139	A	initial-ipsecrouter.vap.vodafone.co.uk
212.183.131.139	A	cluster6.vap.vodafone.co.uk
212.183.131.148	A+PTR	mta1bemmso.uk.access.vodafone.net
212.183.131.161	PTR	optbom1.uk.access.vodafone.net
212.183.133.157	PTR	services4a.vodafone.co.uk
212.183.133.157	A	services4.vodafone.co.uk
212.183.133.158	PTR	services4a.vodafone.co.uk
212.183.133.158	A	services4.vodafone.co.uk
212.183.133.177	A	cluster4.vap.vodafone.co.uk
212.183.133.177	A	vap.vodafone.co.uk
212.183.133.178	A	cluster4.vap.vodafone.co.uk
212.183.133.179	A+PTR	initial-ipsecrouter.vap.vodafone.co.uk
212.183.133.179	A	cluster4.vap.vodafone.co.uk
212.183.134.115	A	paging.vodafone.net
212.183.134.182	A	r9-w2v.vodafone.co.uk
212.183.136.41	A	dns2.vodafone.net
212.183.136.42	A	dns3.vodafone.net
212.183.136.138	A+PTR	trial-bill.vodafone.co.uk
212.183.136.138	A	mpay-bill.vodafone.co.uk
212.183.137.10	A	cellops.co.uk
212.183.137.10	A	cellops.com
212.183.137.10	A	www.cellops.com
212.183.137.12	A+PTR	wap01.vodafone.net
212.183.140.7	A	wapchat-sit.vodafone.co.uk