Robtex

Up: 2620:100:9004::/46
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Down left: 2620:100:9004::/48
Down right: 2620:100:9005::/48

IP	Type	Hostname
2620:100:9004::32	A+PTR	ns-at1.proofpoint.com
2620:100:9004::32	A+PTR	ns-at1.proofpoint.us
2620:100:9004:1::d0	A+PTR	ns3.proofpoint.com
2620:100:9004:1::d0	A	ns3.nextpage.com
2620:100:9005:13::1	A	mx1.clickbooq.com.gslb.pphosted.com
2620:100:9005:13::1	A	mx0b-0007e701.pphosted.com
2620:100:9005:13::1	A	mx2.clickbooq.com.gslb.pphosted.com
2620:100:9005:15::1	A	mxa-00206401.gslb.pphosted.com
2620:100:9005:5b::1	PTR	mx0b-0020ca01.pphosted.com
2620:100:9005:5e::1	PTR	mx0b-000cb501.pphosted.com
2620:100:9005:57f::1	A+PTR	mx0b-00190b01.pphosted.com
2620:100:9005:58a::1	A+PTR	mx0b-00192d01.pphosted.com
2620:100:9005:5b8::1	A+PTR	mx0b-000cda019.pphosted.com
2620:100:9005:801::1	A+PTR	mx0b-0013cc01.pphosted.com
2620:100:9005:801::1	A	0013cc01.pphosted.com