Robtex

Up: 207.7.112.0/21
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Down left: 207.7.112.0/23
Down right: 207.7.114.0/23

IP	Type	Hostname
207.7.112.12	A	smtp2.nextlevelinternet.com
207.7.112.13	A+PTR	auth3.nextlevelinternet.com
207.7.112.14	A	ntp.nextlevelinternet.com
207.7.112.14	A	singsing.nextlevelinternet.com
207.7.112.132	PTR	207-7-112-132.sd.nextlevelinernet.com