Robtex

Up: 213.228.180.0/23
Can't show all results, try to descend to a more specific CIDR
Down left: 213.228.181.0/25
Down right: 213.228.181.128/25
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
213.228.181.4	A	pal-213-228-181-4.netvisao.pt
213.228.181.5	A	pal-213-228-181-5.netvisao.pt
213.228.181.7	A	pal-213-228-181-7.netvisao.pt
213.228.181.10	A	pal-213-228-181-10.netvisao.pt
213.228.181.13	PTR	pal-213-228-181-13.netvisao.pt
213.228.181.13	A	aege.pt
213.228.181.17	A	pal-213-228-181-17.netvisao.pt
213.228.181.25	A	pal-213-228-181-25.netvisao.pt
213.228.181.27	A	pal-213-228-181-27.netvisao.pt
213.228.181.29	PTR	pal-213-228-181-29.netvisao.pt
213.228.181.30	PTR	pal-213-228-181-30.netvisao.pt
213.228.181.30	A	mx1.arcosrei.pt
213.228.181.39	PTR	pal-213-228-181-39.netvisao.pt
213.228.181.41	A+PTR	pal-213-228-181-41.netvisao.pt
213.228.181.46	PTR	mail.regiaodeaveiro.pt
213.228.181.48	A+PTR	pal-213-228-181-48.netvisao.pt
213.228.181.57	PTR	pal-213-228-181-57.netvisao.pt
213.228.181.57	A	mail1.versaointegral.pt
213.228.181.57	A	ubeos.com
213.228.181.58	A	pal-213-228-181-58.netvisao.pt
213.228.181.59	A	pal-213-228-181-59.netvisao.pt
213.228.181.60	A+PTR	pal-213-228-181-60.netvisao.pt
213.228.181.60	A	softnova.pt
213.228.181.64	PTR	mail.laticoop.pt
213.228.181.64	A	mail.terra-a-terra.pt
213.228.181.64	A	mail.afsariyeh.com
213.228.181.67	A	pal-213-228-181-67.netvisao.pt
213.228.181.78	PTR	pal-213-228-181-78.netvisao.pt
213.228.181.78	A	outsoft.pt
213.228.181.78	A	ns.outsoft.pt
213.228.181.85	A	pal-213-228-181-85.netvisao.pt
213.228.181.124	A	mail.aida.pt
213.228.181.124	A	pal-213-228-181-124.netvisao.pt
213.228.181.135	A+PTR	pal-213-228-181-135.netvisao.pt
213.228.181.135	A	mail.portugalhoje.pt
213.228.181.135	A	mail.portugalhoje.eu
213.228.181.254	A+PTR	pal-213-228-181-254.netvisao.pt
213.228.181.255	PTR	pal-213-228-181-255.netvisao.pt