[0] 0.68.7.18.in-addr.arpa.: domain name does not exist
[1800] 1.68.7.18.in-addr.arpa. domain name pointer vl768-ether.mit.edu
[0] 2.68.7.18.in-addr.arpa.: domain name does not exist
[1800] 3.68.7.18.in-addr.arpa. domain name pointer w92-rtr-2-vl768.mit.edu
[1800] 4.68.7.18.in-addr.arpa. domain name pointer w92-rtr-3-vl768.mit.edu
[0] 5.68.7.18.in-addr.arpa.: domain name does not exist
[0] 6.68.7.18.in-addr.arpa.: domain name does not exist
[0] 7.68.7.18.in-addr.arpa.: domain name does not exist
[0] 8.68.7.18.in-addr.arpa.: domain name does not exist
[0] 9.68.7.18.in-addr.arpa.: domain name does not exist
[0] 10.68.7.18.in-addr.arpa.: domain name does not exist
[1800] 11.68.7.18.in-addr.arpa. domain name pointer alum-mailsec-cc.mit.edu
[1800] 12.68.7.18.in-addr.arpa. domain name pointer alum-mailsec-scanner-1.mit.edu
[1800] 13.68.7.18.in-addr.arpa. domain name pointer alum-mailsec-scanner-2.mit.edu
[1800] 14.68.7.18.in-addr.arpa. domain name pointer alum-mailsec-scanner-3.mit.edu
[1800] 15.68.7.18.in-addr.arpa. domain name pointer alum-mailsec-scanner-4.mit.edu
[1800] 16.68.7.18.in-addr.arpa. domain name pointer alum-mailsec-ldap.mit.edu
[1800] 17.68.7.18.in-addr.arpa. domain name pointer alum-mailsec-scanner-5.mit.edu
[1800] 18.68.7.18.in-addr.arpa. domain name pointer alum-mailsec-scanner-6.mit.edu
[1800] 19.68.7.18.in-addr.arpa. domain name pointer alum-mailsec-scanner-7.mit.edu
[1800] 20.68.7.18.in-addr.arpa. domain name pointer alum-mailsec-scanner-8.mit.edu
[1800] 21.68.7.18.in-addr.arpa. domain name pointer alum-mailsec-relay-1.mit.edu
[1800] 22.68.7.18.in-addr.arpa. domain name pointer alum-mailsec-relay-2.mit.edu
[1800] 23.68.7.18.in-addr.arpa. domain name pointer alum-mailsec-relay-3.mit.edu
[1800] 24.68.7.18.in-addr.arpa. domain name pointer alum-mailsec-relay-4.mit.edu
[1800] 25.68.7.18.in-addr.arpa. domain name pointer alum-mailsec-relay-5.mit.edu
[1800] 26.68.7.18.in-addr.arpa. domain name pointer alum-mailsec-relay-6.mit.edu
[1800] 27.68.7.18.in-addr.arpa. domain name pointer alum-mailsec-relay-7.mit.edu
[1800] 28.68.7.18.in-addr.arpa. domain name pointer alum-mailsec-relay-8.mit.edu
[1800] 29.68.7.18.in-addr.arpa. domain name pointer alum-mailsec-relay-9.mit.edu
[1800] 30.68.7.18.in-addr.arpa. domain name pointer alum-mailsec-relay-10.mit.edu
[1800] 31.68.7.18.in-addr.arpa. domain name pointer alum-mailsec-relay-11.mit.edu
[1800] 32.68.7.18.in-addr.arpa. domain name pointer alum-mailsec-relay-12.mit.edu
[1800] 33.68.7.18.in-addr.arpa. domain name pointer outgoing-alum.mit.edu
[1800] 34.68.7.18.in-addr.arpa. domain name pointer dmz-mailsec-scanner-5.mit.edu
[1800] 35.68.7.18.in-addr.arpa. domain name pointer dmz-mailsec-scanner-6.mit.edu
[1800] 36.68.7.18.in-addr.arpa. domain name pointer dmz-mailsec-scanner-7.mit.edu
[1800] 37.68.7.18.in-addr.arpa. domain name pointer dmz-mailsec-scanner-8.mit.edu
[1800] 38.68.7.18.in-addr.arpa. domain name pointer sloan-mailsec-scanner-1.mit.edu
[1800] 39.68.7.18.in-addr.arpa. domain name pointer space-mailsec-scanner-2.mit.edu
[1800] 40.68.7.18.in-addr.arpa. domain name pointer exchange-mailsec-scanner-4.mit.edu
[1800] 41.68.7.18.in-addr.arpa. domain name pointer exchange-mailsec-scanner-5.mit.edu
[1800] 42.68.7.18.in-addr.arpa. domain name pointer exchange-mailsec-scanner-6.mit.edu
[1800] 43.68.7.18.in-addr.arpa. domain name pointer mailsec-scanner-5.mit.edu
[1800] 44.68.7.18.in-addr.arpa. domain name pointer mailsec-scanner-6.mit.edu
[1800] 45.68.7.18.in-addr.arpa. domain name pointer mailsec-scanner-7.mit.edu
[1800] 46.68.7.18.in-addr.arpa. domain name pointer mailsec-scanner-8.mit.edu
[0] 47.68.7.18.in-addr.arpa.: domain name does not exist
[0] 48.68.7.18.in-addr.arpa.: domain name does not exist
[0] 49.68.7.18.in-addr.arpa.: domain name does not exist
[0] 50.68.7.18.in-addr.arpa.: domain name does not exist
[0] 51.68.7.18.in-addr.arpa.: domain name does not exist
[0] 52.68.7.18.in-addr.arpa.: domain name does not exist
[0] 53.68.7.18.in-addr.arpa.: domain name does not exist
[0] 54.68.7.18.in-addr.arpa.: domain name does not exist
[0] 55.68.7.18.in-addr.arpa.: domain name does not exist
[0] 56.68.7.18.in-addr.arpa.: domain name does not exist
[0] 57.68.7.18.in-addr.arpa.: domain name does not exist
[0] 58.68.7.18.in-addr.arpa.: domain name does not exist
[0] 59.68.7.18.in-addr.arpa.: domain name does not exist
[0] 60.68.7.18.in-addr.arpa.: domain name does not exist
[0] 61.68.7.18.in-addr.arpa.: domain name does not exist
[0] 62.68.7.18.in-addr.arpa.: domain name does not exist
[0] 63.68.7.18.in-addr.arpa.: domain name does not exist
[0] 64.68.7.18.in-addr.arpa.: domain name does not exist
[0] 65.68.7.18.in-addr.arpa.: domain name does not exist
[0] 66.68.7.18.in-addr.arpa.: domain name does not exist
[0] 67.68.7.18.in-addr.arpa.: domain name does not exist
[0] 68.68.7.18.in-addr.arpa.: domain name does not exist
[0] 69.68.7.18.in-addr.arpa.: domain name does not exist
[0] 70.68.7.18.in-addr.arpa.: domain name does not exist
[0] 71.68.7.18.in-addr.arpa.: domain name does not exist
[0] 72.68.7.18.in-addr.arpa.: domain name does not exist
[0] 73.68.7.18.in-addr.arpa.: domain name does not exist
[0] 74.68.7.18.in-addr.arpa.: domain name does not exist
[0] 75.68.7.18.in-addr.arpa.: domain name does not exist
[0] 76.68.7.18.in-addr.arpa.: domain name does not exist
[0] 77.68.7.18.in-addr.arpa.: domain name does not exist
[0] 78.68.7.18.in-addr.arpa.: domain name does not exist
[0] 79.68.7.18.in-addr.arpa.: domain name does not exist
[0] 80.68.7.18.in-addr.arpa.: domain name does not exist
[0] 81.68.7.18.in-addr.arpa.: domain name does not exist
[0] 82.68.7.18.in-addr.arpa.: domain name does not exist
[0] 83.68.7.18.in-addr.arpa.: domain name does not exist
[0] 84.68.7.18.in-addr.arpa.: domain name does not exist
[0] 85.68.7.18.in-addr.arpa.: domain name does not exist
[0] 86.68.7.18.in-addr.arpa.: domain name does not exist
[0] 87.68.7.18.in-addr.arpa.: domain name does not exist
[0] 88.68.7.18.in-addr.arpa.: domain name does not exist
[0] 89.68.7.18.in-addr.arpa.: domain name does not exist
[0] 90.68.7.18.in-addr.arpa.: domain name does not exist
[0] 91.68.7.18.in-addr.arpa.: domain name does not exist
[0] 92.68.7.18.in-addr.arpa.: domain name does not exist
[0] 93.68.7.18.in-addr.arpa.: domain name does not exist
[0] 94.68.7.18.in-addr.arpa.: domain name does not exist
[0] 95.68.7.18.in-addr.arpa.: domain name does not exist
[0] 96.68.7.18.in-addr.arpa.: domain name does not exist
[0] 97.68.7.18.in-addr.arpa.: domain name does not exist
[0] 98.68.7.18.in-addr.arpa.: domain name does not exist
[0] 99.68.7.18.in-addr.arpa.: domain name does not exist
[0] 100.68.7.18.in-addr.arpa.: domain name does not exist
[0] 101.68.7.18.in-addr.arpa.: domain name does not exist
[0] 102.68.7.18.in-addr.arpa.: domain name does not exist
[0] 103.68.7.18.in-addr.arpa.: domain name does not exist
[0] 104.68.7.18.in-addr.arpa.: domain name does not exist
[0] 105.68.7.18.in-addr.arpa.: domain name does not exist
[0] 106.68.7.18.in-addr.arpa.: domain name does not exist
[0] 107.68.7.18.in-addr.arpa.: domain name does not exist
[0] 108.68.7.18.in-addr.arpa.: domain name does not exist
[0] 109.68.7.18.in-addr.arpa.: domain name does not exist
[0] 110.68.7.18.in-addr.arpa.: domain name does not exist
[0] 111.68.7.18.in-addr.arpa.: domain name does not exist
[1800] 112.68.7.18.in-addr.arpa. domain name pointer alum-mailsec-scanner-outgoing-1.mit.edu
[1800] 113.68.7.18.in-addr.arpa. domain name pointer alum-mailsec-scanner-outgoing-2.mit.edu
[1800] 114.68.7.18.in-addr.arpa. domain name pointer alum-mailsec-scanner-outgoing-3.mit.edu
[1800] 115.68.7.18.in-addr.arpa. domain name pointer alum-mailsec-scanner-outgoing-4.mit.edu
[0] 116.68.7.18.in-addr.arpa.: domain name does not exist
[1800] 117.68.7.18.in-addr.arpa. domain name pointer alum-mailsec-scanner-outgoing-5.mit.edu
[1800] 118.68.7.18.in-addr.arpa. domain name pointer alum-mailsec-scanner-outgoing-6.mit.edu
[1800] 119.68.7.18.in-addr.arpa. domain name pointer alum-mailsec-scanner-outgoing-7.mit.edu
[1800] 120.68.7.18.in-addr.arpa. domain name pointer alum-mailsec-scanner-outgoing-8.mit.edu
[0] 121.68.7.18.in-addr.arpa.: domain name does not exist
[0] 122.68.7.18.in-addr.arpa.: domain name does not exist
[0] 123.68.7.18.in-addr.arpa.: domain name does not exist
[0] 124.68.7.18.in-addr.arpa.: domain name does not exist
[0] 125.68.7.18.in-addr.arpa.: domain name does not exist
[0] 126.68.7.18.in-addr.arpa.: domain name does not exist
[0] 127.68.7.18.in-addr.arpa.: domain name does not exist
[0] 128.68.7.18.in-addr.arpa.: domain name does not exist
[0] 129.68.7.18.in-addr.arpa.: domain name does not exist
[0] 130.68.7.18.in-addr.arpa.: domain name does not exist
[0] 131.68.7.18.in-addr.arpa.: domain name does not exist
[0] 132.68.7.18.in-addr.arpa.: domain name does not exist
[0] 133.68.7.18.in-addr.arpa.: domain name does not exist
[1800] 134.68.7.18.in-addr.arpa. domain name pointer dmz-mailsec-scanner-outgoing-5.mit.edu
[1800] 135.68.7.18.in-addr.arpa. domain name pointer dmz-mailsec-scanner-outgoing-6.mit.edu
[1800] 136.68.7.18.in-addr.arpa. domain name pointer dmz-mailsec-scanner-outgoing-7.mit.edu
[1800] 137.68.7.18.in-addr.arpa. domain name pointer dmz-mailsec-scanner-outgoing-8.mit.edu
[0] 138.68.7.18.in-addr.arpa.: domain name does not exist
[1800] 139.68.7.18.in-addr.arpa. domain name pointer space-mailsec-scanner-outgoing-2.mit.edu
[0] 140.68.7.18.in-addr.arpa.: domain name does not exist
[0] 141.68.7.18.in-addr.arpa.: domain name does not exist
[0] 142.68.7.18.in-addr.arpa.: domain name does not exist
[0] 143.68.7.18.in-addr.arpa.: domain name does not exist
[0] 144.68.7.18.in-addr.arpa.: domain name does not exist
[0] 145.68.7.18.in-addr.arpa.: domain name does not exist
[0] 146.68.7.18.in-addr.arpa.: domain name does not exist
[0] 147.68.7.18.in-addr.arpa.: domain name does not exist
[0] 148.68.7.18.in-addr.arpa.: domain name does not exist
[0] 149.68.7.18.in-addr.arpa.: domain name does not exist
[0] 150.68.7.18.in-addr.arpa.: domain name does not exist
[0] 151.68.7.18.in-addr.arpa.: domain name does not exist
[0] 152.68.7.18.in-addr.arpa.: domain name does not exist
[0] 153.68.7.18.in-addr.arpa.: domain name does not exist
[0] 154.68.7.18.in-addr.arpa.: domain name does not exist
[0] 155.68.7.18.in-addr.arpa.: domain name does not exist
[0] 156.68.7.18.in-addr.arpa.: domain name does not exist
[0] 157.68.7.18.in-addr.arpa.: domain name does not exist
[0] 158.68.7.18.in-addr.arpa.: domain name does not exist
[0] 159.68.7.18.in-addr.arpa.: domain name does not exist
[0] 160.68.7.18.in-addr.arpa.: domain name does not exist
[0] 161.68.7.18.in-addr.arpa.: domain name does not exist
[0] 162.68.7.18.in-addr.arpa.: domain name does not exist
[0] 163.68.7.18.in-addr.arpa.: domain name does not exist
[0] 164.68.7.18.in-addr.arpa.: domain name does not exist
[0] 165.68.7.18.in-addr.arpa.: domain name does not exist
[0] 166.68.7.18.in-addr.arpa.: domain name does not exist
[0] 167.68.7.18.in-addr.arpa.: domain name does not exist
[0] 168.68.7.18.in-addr.arpa.: domain name does not exist
[0] 169.68.7.18.in-addr.arpa.: domain name does not exist
[0] 170.68.7.18.in-addr.arpa.: domain name does not exist
[0] 171.68.7.18.in-addr.arpa.: domain name does not exist
[0] 172.68.7.18.in-addr.arpa.: domain name does not exist
[0] 173.68.7.18.in-addr.arpa.: domain name does not exist
[0] 174.68.7.18.in-addr.arpa.: domain name does not exist
[0] 175.68.7.18.in-addr.arpa.: domain name does not exist
[0] 176.68.7.18.in-addr.arpa.: domain name does not exist
[0] 177.68.7.18.in-addr.arpa.: domain name does not exist
[0] 178.68.7.18.in-addr.arpa.: domain name does not exist
[0] 179.68.7.18.in-addr.arpa.: domain name does not exist
[0] 180.68.7.18.in-addr.arpa.: domain name does not exist
[0] 181.68.7.18.in-addr.arpa.: domain name does not exist
[0] 182.68.7.18.in-addr.arpa.: domain name does not exist
[0] 183.68.7.18.in-addr.arpa.: domain name does not exist
[0] 184.68.7.18.in-addr.arpa.: domain name does not exist
[0] 185.68.7.18.in-addr.arpa.: domain name does not exist
[0] 186.68.7.18.in-addr.arpa.: domain name does not exist
[0] 187.68.7.18.in-addr.arpa.: domain name does not exist
[0] 188.68.7.18.in-addr.arpa.: domain name does not exist
[0] 189.68.7.18.in-addr.arpa.: domain name does not exist
[0] 190.68.7.18.in-addr.arpa.: domain name does not exist
[0] 191.68.7.18.in-addr.arpa.: domain name does not exist
[0] 192.68.7.18.in-addr.arpa.: domain name does not exist
[0] 193.68.7.18.in-addr.arpa.: domain name does not exist
[0] 194.68.7.18.in-addr.arpa.: domain name does not exist
[0] 195.68.7.18.in-addr.arpa.: domain name does not exist
[0] 196.68.7.18.in-addr.arpa.: domain name does not exist
[0] 197.68.7.18.in-addr.arpa.: domain name does not exist
[0] 198.68.7.18.in-addr.arpa.: domain name does not exist
[0] 199.68.7.18.in-addr.arpa.: domain name does not exist
[0] 200.68.7.18.in-addr.arpa.: domain name does not exist
[0] 201.68.7.18.in-addr.arpa.: domain name does not exist
[0] 202.68.7.18.in-addr.arpa.: domain name does not exist
[0] 203.68.7.18.in-addr.arpa.: domain name does not exist
[0] 204.68.7.18.in-addr.arpa.: domain name does not exist
[0] 205.68.7.18.in-addr.arpa.: domain name does not exist
[0] 206.68.7.18.in-addr.arpa.: domain name does not exist
[0] 207.68.7.18.in-addr.arpa.: domain name does not exist
[0] 208.68.7.18.in-addr.arpa.: domain name does not exist
[0] 209.68.7.18.in-addr.arpa.: domain name does not exist
[0] 210.68.7.18.in-addr.arpa.: domain name does not exist
[0] 211.68.7.18.in-addr.arpa.: domain name does not exist
[0] 212.68.7.18.in-addr.arpa.: domain name does not exist
[0] 213.68.7.18.in-addr.arpa.: domain name does not exist
[0] 214.68.7.18.in-addr.arpa.: domain name does not exist
[0] 215.68.7.18.in-addr.arpa.: domain name does not exist
[0] 216.68.7.18.in-addr.arpa.: domain name does not exist
[0] 217.68.7.18.in-addr.arpa.: domain name does not exist
[0] 218.68.7.18.in-addr.arpa.: domain name does not exist
[0] 219.68.7.18.in-addr.arpa.: domain name does not exist
[0] 220.68.7.18.in-addr.arpa.: domain name does not exist
[0] 221.68.7.18.in-addr.arpa.: domain name does not exist
[0] 222.68.7.18.in-addr.arpa.: domain name does not exist
[0] 223.68.7.18.in-addr.arpa.: domain name does not exist
[0] 224.68.7.18.in-addr.arpa.: domain name does not exist
[0] 225.68.7.18.in-addr.arpa.: domain name does not exist
[0] 226.68.7.18.in-addr.arpa.: domain name does not exist
[0] 227.68.7.18.in-addr.arpa.: domain name does not exist
[0] 228.68.7.18.in-addr.arpa.: domain name does not exist
[0] 229.68.7.18.in-addr.arpa.: domain name does not exist
[0] 230.68.7.18.in-addr.arpa.: domain name does not exist
[0] 231.68.7.18.in-addr.arpa.: domain name does not exist
[0] 232.68.7.18.in-addr.arpa.: domain name does not exist
[0] 233.68.7.18.in-addr.arpa.: domain name does not exist
[0] 234.68.7.18.in-addr.arpa.: domain name does not exist
[0] 235.68.7.18.in-addr.arpa.: domain name does not exist
[0] 236.68.7.18.in-addr.arpa.: domain name does not exist
[0] 237.68.7.18.in-addr.arpa.: domain name does not exist
[0] 238.68.7.18.in-addr.arpa.: domain name does not exist
[0] 239.68.7.18.in-addr.arpa.: domain name does not exist
[0] 240.68.7.18.in-addr.arpa.: domain name does not exist
[0] 241.68.7.18.in-addr.arpa.: domain name does not exist
[0] 242.68.7.18.in-addr.arpa.: domain name does not exist
[0] 243.68.7.18.in-addr.arpa.: domain name does not exist
[0] 244.68.7.18.in-addr.arpa.: domain name does not exist
[0] 245.68.7.18.in-addr.arpa.: domain name does not exist
[0] 246.68.7.18.in-addr.arpa.: domain name does not exist
[0] 247.68.7.18.in-addr.arpa.: domain name does not exist
[0] 248.68.7.18.in-addr.arpa.: domain name does not exist
[0] 249.68.7.18.in-addr.arpa.: domain name does not exist
[0] 250.68.7.18.in-addr.arpa.: domain name does not exist
[0] 251.68.7.18.in-addr.arpa.: domain name does not exist
[0] 252.68.7.18.in-addr.arpa.: domain name does not exist
[0] 253.68.7.18.in-addr.arpa.: domain name does not exist
[0] 254.68.7.18.in-addr.arpa.: domain name does not exist
[0] 255.68.7.18.in-addr.arpa.: domain name does not exist