Step 2 (Making RWhois data) (cont.) ID: 10.in-addr.arpa. Netblock: 10.0.0.0 - 10.255.255.255 SOA: blackhole.isi.edu. M-Name: bmanning@isi.edu. Serial: 19971502 Org-Name: IANA Street-Address: Internet Assigned Numbers Authority Street-Address: Information Sciences Institute Street-Address: University of Southern California Street-Address: 4676 Admiralty Way, Suite 330 City: Marina del Rey State: CA Postal-Code: 90292-6695 Country-Code: US Contact-Name: Internet Assigned Numbers Authority Contact-Email: iana@IANA.ORG Phone: (310) 823-9358 Parent-Zone: 10.in-addr.arpa. Name-Server: ns1.10.in-addr.arpa.