Robtex

Up: 91.244.228.0/23
Can't show all results, try to descend to a more specific CIDR
Down left: 91.244.229.0/25
Down right: 91.244.229.128/25
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
91.244.229.21	A	mail.manorceacademy.org
91.244.229.22	A	mailserver.archbishopholgates.org
91.244.229.26	A	mcevle.com
91.244.229.29	A	josephrowntree.york.sch.uk
91.244.229.29	A	josephrowntree.co.uk
91.244.229.29	A	mail.josephrowntree.york.sch.uk
91.244.229.31	A+PTR	mail.applefields.york.sch.uk
91.244.229.34	PTR	mail.yorkhighschool.co.uk
91.244.229.39	A+PTR	arts.fulford.york.sch.uk
91.244.229.39	A	www.fulford.york.sch.uk
91.244.229.39	A	fulford.york.sch.uk
91.244.229.40	A+PTR	mail.fulford.york.sch.uk
91.244.229.43	A	mail.canonlee.york.sch.uk
91.244.229.48	A+PTR	mx.cwr.york.sch.uk
91.244.229.48	A+PTR	mail.cwr.york.sch.uk
91.244.229.53	A+PTR	mail.hmcc.york.sch.uk
91.244.229.65	A	yorklearning4life.org
91.244.229.65	A	learning-connect.co.uk
91.244.229.66	A+PTR	mail.yorklearning4life.org
91.244.229.66	PTR	mail.learning-connect.co.uk
91.244.229.66	A	learning-connect.co.uk
91.244.229.149	A	mail.york.gov.uk
91.244.229.150	A	digitalyork.org
91.244.229.150	A	safeguardingadultsyork.org.uk
91.244.229.150	A	cityofyorktrading.com
91.244.229.164	A	energiseyork.com
91.244.229.164	A	energizeyork.co.uk
91.244.229.164	A	energizeyork.com
91.244.229.165	A+PTR	mailgw0.york.gov.uk
91.244.229.165	A+PTR	mailgw1.york.gov.uk
91.244.229.192	A	www.yortime.org.uk
91.244.229.204	A	ftp.york.gov.uk
91.244.229.209	A	democracy.york.gov.uk
91.244.229.210	A	yorkfestivals.com
91.244.229.223	A+PTR	mail2.york.gov.uk
91.244.229.225	A+PTR	mail1.york.gov.uk