[0] 0.23.50.87.in-addr.arpa.: domain name does not exist
[0] 1.23.50.87.in-addr.arpa.: domain name does not exist
[0] 2.23.50.87.in-addr.arpa.: domain name does not exist
[1200] 3.23.50.87.in-addr.arpa. domain name pointer x1-6-00-14-bf-e3-a8-8e.k822.webspeed.dk
[1200] 4.23.50.87.in-addr.arpa. domain name pointer x1-6-00-13-49-3b-76-2b.k822.webspeed.dk
[0] 5.23.50.87.in-addr.arpa.: domain name does not exist
[1200] 6.23.50.87.in-addr.arpa. domain name pointer x1-6-00-0b-6a-14-af-93.k822.webspeed.dk
[1200] 7.23.50.87.in-addr.arpa. domain name pointer x1-6-00-11-11-2d-84-df.k822.webspeed.dk
[1200] 8.23.50.87.in-addr.arpa. domain name pointer x1-6-00-0f-66-51-c6-90.k822.webspeed.dk
[0] 9.23.50.87.in-addr.arpa.: domain name does not exist
[0] 10.23.50.87.in-addr.arpa.: domain name does not exist
[0] 11.23.50.87.in-addr.arpa.: domain name does not exist
[0] 12.23.50.87.in-addr.arpa.: domain name does not exist
[1200] 13.23.50.87.in-addr.arpa. domain name pointer x1-6-00-10-a7-21-0e-18.k822.webspeed.dk
[1200] 14.23.50.87.in-addr.arpa. domain name pointer x1-6-00-1d-7e-1f-1c-69.k822.webspeed.dk
[1200] 15.23.50.87.in-addr.arpa. domain name pointer x1-6-00-13-d3-22-d0-8b.k822.webspeed.dk
[1200] 16.23.50.87.in-addr.arpa. domain name pointer x1-6-00-0f-b5-e8-82-63.k822.webspeed.dk
[1200] 17.23.50.87.in-addr.arpa. domain name pointer x1-6-00-40-d0-71-c0-b6.k822.webspeed.dk
[1200] 18.23.50.87.in-addr.arpa. domain name pointer x1-6-00-18-4d-a7-f1-8e.k822.webspeed.dk
[1200] 19.23.50.87.in-addr.arpa. domain name pointer x1-6-00-16-d4-60-5c-94.k822.webspeed.dk
[1200] 20.23.50.87.in-addr.arpa. domain name pointer x1-6-00-1d-60-cb-75-54.k822.webspeed.dk
[1200] 21.23.50.87.in-addr.arpa. domain name pointer x1-6-00-13-46-e2-3a-0c.k822.webspeed.dk
[1200] 22.23.50.87.in-addr.arpa. domain name pointer x1-6-00-1d-72-03-4c-6e.k822.webspeed.dk
[28800] 23.23.50.87.in-addr.arpa. domain name pointer x1-6-00-16-b6-3a-57-39.k822.webspeed.dk
[1200] 24.23.50.87.in-addr.arpa. domain name pointer x1-6-00-16-92-8e-b2-e7.k822.webspeed.dk
[1200] 25.23.50.87.in-addr.arpa. domain name pointer x1-6-00-1b-38-3f-4e-ef.k822.webspeed.dk
[0] 26.23.50.87.in-addr.arpa.: domain name does not exist
[1200] 27.23.50.87.in-addr.arpa. domain name pointer x1-6-00-0f-b0-f6-c5-9b.k822.webspeed.dk
[0] 28.23.50.87.in-addr.arpa.: domain name does not exist
[1200] 29.23.50.87.in-addr.arpa. domain name pointer x1-6-00-1c-f0-5f-75-94.k822.webspeed.dk
[1200] 30.23.50.87.in-addr.arpa. domain name pointer x1-6-00-16-36-5c-65-a0.k822.webspeed.dk
[86400] 31.23.50.87.in-addr.arpa. domain name pointer x1-6-00-10-dc-93-96-78.k822.webspeed.dk
[86400] 32.23.50.87.in-addr.arpa. domain name pointer x1-6-00-40-f4-c9-c5-ed.k822.webspeed.dk
[0] 33.23.50.87.in-addr.arpa.: domain name does not exist
[1200] 34.23.50.87.in-addr.arpa. domain name pointer x1-6-00-15-c5-cd-c2-9d.k822.webspeed.dk
[1200] 35.23.50.87.in-addr.arpa. domain name pointer x1-6-00-18-68-39-d5-8b.k822.webspeed.dk
[86400] 36.23.50.87.in-addr.arpa. domain name pointer x1-6-00-14-6c-d2-6e-41.k822.webspeed.dk
[0] 37.23.50.87.in-addr.arpa.: domain name does not exist
[0] 38.23.50.87.in-addr.arpa.: domain name does not exist
[0] 39.23.50.87.in-addr.arpa.: domain name does not exist
[1200] 40.23.50.87.in-addr.arpa. domain name pointer x1-6-00-07-95-f3-15-78.k822.webspeed.dk
[1200] 41.23.50.87.in-addr.arpa. domain name pointer x1-6-00-11-09-a3-75-63.k822.webspeed.dk
[1200] 42.23.50.87.in-addr.arpa. domain name pointer x1-6-00-0c-e5-a8-85-23.k822.webspeed.dk
[1200] 43.23.50.87.in-addr.arpa. domain name pointer x1-6-00-15-e9-df-19-8c.k822.webspeed.dk
[3334] 44.23.50.87.in-addr.arpa. domain name pointer x1-6-00-18-f8-3e-2c-c1.k822.webspeed.dk
[1200] 45.23.50.87.in-addr.arpa. domain name pointer x1-6-00-15-00-3c-57-9e.k822.webspeed.dk
[1200] 46.23.50.87.in-addr.arpa. domain name pointer x1-6-00-40-f4-c8-a6-fc.k822.webspeed.dk
[1200] 47.23.50.87.in-addr.arpa. domain name pointer x1-6-00-17-3f-48-0f-7b.k822.webspeed.dk
[1200] 48.23.50.87.in-addr.arpa. domain name pointer x1-6-00-1e-58-0b-08-c3.k822.webspeed.dk
[0] 49.23.50.87.in-addr.arpa.: domain name does not exist
[0] 50.23.50.87.in-addr.arpa.: domain name does not exist
[1200] 51.23.50.87.in-addr.arpa. domain name pointer x1-6-00-18-4d-4f-f6-e7.k822.webspeed.dk
[1200] 52.23.50.87.in-addr.arpa. domain name pointer x1-6-00-19-5b-be-fc-7e.k822.webspeed.dk
[1200] 53.23.50.87.in-addr.arpa. domain name pointer x1-6-00-40-f4-4b-50-63.k822.webspeed.dk
[1200] 54.23.50.87.in-addr.arpa. domain name pointer x1-6-00-11-d8-07-38-db.k822.webspeed.dk
[0] 55.23.50.87.in-addr.arpa.: domain name does not exist
[86399] 56.23.50.87.in-addr.arpa. domain name pointer x1-6-00-13-46-2a-29-bc.k822.webspeed.dk
[1200] 57.23.50.87.in-addr.arpa. domain name pointer x1-6-00-17-3f-54-ee-63.k822.webspeed.dk
[1200] 58.23.50.87.in-addr.arpa. domain name pointer x1-6-00-0b-06-0c-47-ed.k822.webspeed.dk
[1200] 59.23.50.87.in-addr.arpa. domain name pointer x1-6-00-0d-61-19-35-f4.k822.webspeed.dk
[1200] 60.23.50.87.in-addr.arpa. domain name pointer x1-6-00-08-0e-7e-d2-57.k822.webspeed.dk
[1200] 61.23.50.87.in-addr.arpa. domain name pointer x1-6-00-11-80-ca-73-69.k822.webspeed.dk
[1200] 62.23.50.87.in-addr.arpa. domain name pointer x1-6-00-0c-76-a8-a6-85.k822.webspeed.dk
[1200] 63.23.50.87.in-addr.arpa. domain name pointer x1-6-00-0d-88-3b-02-a2.k822.webspeed.dk
[1200] 64.23.50.87.in-addr.arpa. domain name pointer x1-6-00-19-21-c3-b7-cf.k822.webspeed.dk
[57152] 65.23.50.87.in-addr.arpa. domain name pointer x1-6-00-11-d8-8f-7b-64.k822.webspeed.dk
[1200] 66.23.50.87.in-addr.arpa. domain name pointer x1-6-00-17-3f-5d-c0-aa.k822.webspeed.dk
[86400] 67.23.50.87.in-addr.arpa. domain name pointer x1-6-00-0f-b5-a9-27-73.k822.webspeed.dk
[86400] 68.23.50.87.in-addr.arpa. domain name pointer x1-6-00-0f-ea-44-29-4e.k822.webspeed.dk
[1200] 69.23.50.87.in-addr.arpa. domain name pointer x1-6-00-a0-d1-bc-46-30.k822.webspeed.dk
[1200] 70.23.50.87.in-addr.arpa. domain name pointer x1-6-00-1b-11-fb-1e-eb.k822.webspeed.dk
[1200] 71.23.50.87.in-addr.arpa. domain name pointer x1-6-00-18-4d-88-2d-27.k822.webspeed.dk
[1200] 72.23.50.87.in-addr.arpa. domain name pointer x1-6-00-13-d3-c5-c7-c6.k822.webspeed.dk
[1200] 73.23.50.87.in-addr.arpa. domain name pointer x1-6-00-11-09-18-96-26.k822.webspeed.dk
[1200] 74.23.50.87.in-addr.arpa. domain name pointer x1-6-00-16-17-2a-0c-db.k822.webspeed.dk
[1200] 75.23.50.87.in-addr.arpa. domain name pointer x1-6-00-0b-6a-3a-cf-0e.k822.webspeed.dk
[1200] 76.23.50.87.in-addr.arpa. domain name pointer x1-6-00-30-bd-4f-65-37.k822.webspeed.dk
[1200] 77.23.50.87.in-addr.arpa. domain name pointer x1-6-00-17-31-03-55-4c.k822.webspeed.dk
[86400] 78.23.50.87.in-addr.arpa. domain name pointer x1-6-00-18-4d-50-b1-a5.k822.webspeed.dk
[1200] 79.23.50.87.in-addr.arpa. domain name pointer x1-6-00-1c-25-32-85-f2.k822.webspeed.dk
[1200] 80.23.50.87.in-addr.arpa. domain name pointer x1-6-00-1f-3c-25-c6-db.k822.webspeed.dk
[1200] 81.23.50.87.in-addr.arpa. domain name pointer x1-6-00-0e-2e-20-06-40.k822.webspeed.dk
[1200] 82.23.50.87.in-addr.arpa. domain name pointer x1-6-00-14-6c-46-2a-0f.k822.webspeed.dk
[1200] 83.23.50.87.in-addr.arpa. domain name pointer x1-6-00-11-e6-8e-4f-79.k822.webspeed.dk
[1200] 84.23.50.87.in-addr.arpa. domain name pointer x1-6-00-13-10-3a-cf-b3.k822.webspeed.dk
[1200] 85.23.50.87.in-addr.arpa. domain name pointer x1-6-00-16-b6-e7-7f-37.k822.webspeed.dk
[86400] 86.23.50.87.in-addr.arpa. domain name pointer x1-6-00-0f-b5-cf-16-2d.k822.webspeed.dk
[1200] 87.23.50.87.in-addr.arpa. domain name pointer x1-6-00-0a-e4-a7-25-bd.k822.webspeed.dk
[86400] 88.23.50.87.in-addr.arpa. domain name pointer x1-6-00-18-4d-4d-12-85.k822.webspeed.dk
[1200] 89.23.50.87.in-addr.arpa. domain name pointer x1-6-00-11-ae-93-4c-4b.k822.webspeed.dk
[1200] 90.23.50.87.in-addr.arpa. domain name pointer x1-6-00-c0-9f-a1-d8-eb.k822.webspeed.dk
[86400] 91.23.50.87.in-addr.arpa. domain name pointer x1-6-00-0f-b5-e8-81-47.k822.webspeed.dk
[1200] 92.23.50.87.in-addr.arpa. domain name pointer x1-6-00-0f-21-cf-d2-f0.k822.webspeed.dk
[1200] 93.23.50.87.in-addr.arpa. domain name pointer x1-6-00-0f-ea-61-51-30.k822.webspeed.dk
[1200] 94.23.50.87.in-addr.arpa. domain name pointer x1-6-00-11-5b-8a-a8-62.k822.webspeed.dk
[1200] 95.23.50.87.in-addr.arpa. domain name pointer x1-6-00-19-db-f4-b8-72.k822.webspeed.dk
[1200] 96.23.50.87.in-addr.arpa. domain name pointer x1-6-00-0f-9f-c7-2b-1c.k822.webspeed.dk
[0] 97.23.50.87.in-addr.arpa.: domain name does not exist
[1200] 98.23.50.87.in-addr.arpa. domain name pointer x1-6-00-18-39-4f-75-5e.k822.webspeed.dk
[1200] 99.23.50.87.in-addr.arpa. domain name pointer x1-6-00-30-bd-b9-73-97.k822.webspeed.dk
[0] 100.23.50.87.in-addr.arpa.: domain name does not exist
[1200] 101.23.50.87.in-addr.arpa. domain name pointer x1-6-00-1c-25-51-b3-1a.k822.webspeed.dk
[1200] 102.23.50.87.in-addr.arpa. domain name pointer x1-6-00-16-17-25-4a-64.k822.webspeed.dk
[1200] 103.23.50.87.in-addr.arpa. domain name pointer x1-6-00-0a-e6-95-b7-6c.k822.webspeed.dk
[1200] 104.23.50.87.in-addr.arpa. domain name pointer x1-6-00-08-c7-43-12-38.k822.webspeed.dk
[0] 105.23.50.87.in-addr.arpa.: domain name does not exist
[1200] 106.23.50.87.in-addr.arpa. domain name pointer x1-6-00-16-17-e8-de-5e.k822.webspeed.dk
[0] 107.23.50.87.in-addr.arpa.: domain name does not exist
[0] 108.23.50.87.in-addr.arpa.: domain name does not exist
[0] 109.23.50.87.in-addr.arpa.: domain name does not exist
[1200] 110.23.50.87.in-addr.arpa. domain name pointer x1-6-00-16-76-10-0c-2e.k822.webspeed.dk
[0] 111.23.50.87.in-addr.arpa.: domain name does not exist
[0] 112.23.50.87.in-addr.arpa.: domain name does not exist
[1200] 113.23.50.87.in-addr.arpa. domain name pointer x1-6-00-0b-6a-1a-1d-c9.k822.webspeed.dk
[1199] 114.23.50.87.in-addr.arpa. domain name pointer x1-6-00-1b-11-5e-c5-96.k822.webspeed.dk
[1200] 115.23.50.87.in-addr.arpa. domain name pointer x1-6-00-11-85-e6-21-ad.k822.webspeed.dk
[1200] 116.23.50.87.in-addr.arpa. domain name pointer x1-6-00-16-d3-55-03-e2.k822.webspeed.dk
[1200] 117.23.50.87.in-addr.arpa. domain name pointer x1-6-00-16-92-8e-44-b3.k822.webspeed.dk
[1200] 118.23.50.87.in-addr.arpa. domain name pointer x1-6-00-13-46-56-30-8c.k822.webspeed.dk
[0] 119.23.50.87.in-addr.arpa.: domain name does not exist
[1200] 120.23.50.87.in-addr.arpa. domain name pointer x1-6-00-19-5b-b5-93-7a.k822.webspeed.dk
[1200] 121.23.50.87.in-addr.arpa. domain name pointer x1-6-00-18-4d-a8-0d-96.k822.webspeed.dk
[1200] 122.23.50.87.in-addr.arpa. domain name pointer x1-6-00-17-3f-54-df-7f.k822.webspeed.dk
[1200] 123.23.50.87.in-addr.arpa. domain name pointer x1-6-00-0f-b5-60-1c-c5.k822.webspeed.dk
[1200] 124.23.50.87.in-addr.arpa. domain name pointer x1-6-00-0d-61-c3-16-af.k822.webspeed.dk
[1200] 125.23.50.87.in-addr.arpa. domain name pointer x1-6-00-1b-2f-f4-86-d3.k822.webspeed.dk
[1200] 126.23.50.87.in-addr.arpa. domain name pointer x1-6-00-0e-a6-68-23-5d.k822.webspeed.dk
[1200] 127.23.50.87.in-addr.arpa. domain name pointer x1-6-00-0f-b5-26-8e-41.k822.webspeed.dk
[0] 128.23.50.87.in-addr.arpa.: domain name does not exist
[0] 129.23.50.87.in-addr.arpa.: domain name does not exist
[0] 130.23.50.87.in-addr.arpa.: domain name does not exist
[0] 131.23.50.87.in-addr.arpa.: domain name does not exist
[0] 132.23.50.87.in-addr.arpa.: domain name does not exist
[0] 133.23.50.87.in-addr.arpa.: domain name does not exist
[0] 134.23.50.87.in-addr.arpa.: domain name does not exist
[0] 135.23.50.87.in-addr.arpa.: domain name does not exist
[0] 136.23.50.87.in-addr.arpa.: domain name does not exist
[0] 137.23.50.87.in-addr.arpa.: domain name does not exist
[0] 138.23.50.87.in-addr.arpa.: domain name does not exist
[0] 139.23.50.87.in-addr.arpa.: domain name does not exist
[0] 140.23.50.87.in-addr.arpa.: domain name does not exist
[0] 141.23.50.87.in-addr.arpa.: domain name does not exist
[0] 142.23.50.87.in-addr.arpa.: domain name does not exist
[0] 143.23.50.87.in-addr.arpa.: domain name does not exist
[0] 144.23.50.87.in-addr.arpa.: domain name does not exist
[0] 145.23.50.87.in-addr.arpa.: domain name does not exist
[1200] 146.23.50.87.in-addr.arpa. domain name pointer x1-6-00-16-ec-51-83-84.k822.webspeed.dk
[1200] 147.23.50.87.in-addr.arpa. domain name pointer x1-6-00-16-b6-e8-16-5a.k822.webspeed.dk
[0] 148.23.50.87.in-addr.arpa.: domain name does not exist
[1200] 149.23.50.87.in-addr.arpa. domain name pointer x1-6-00-1b-11-58-46-82.k822.webspeed.dk
[1200] 150.23.50.87.in-addr.arpa. domain name pointer x1-6-00-13-8f-0c-8a-58.k822.webspeed.dk
[1200] 151.23.50.87.in-addr.arpa. domain name pointer x1-6-00-15-e9-e2-4b-fa.k822.webspeed.dk
[0] 152.23.50.87.in-addr.arpa.: domain name does not exist
[0] 153.23.50.87.in-addr.arpa.: domain name does not exist
[0] 154.23.50.87.in-addr.arpa.: domain name does not exist
[0] 155.23.50.87.in-addr.arpa.: domain name does not exist
[0] 156.23.50.87.in-addr.arpa.: domain name does not exist
[0] 157.23.50.87.in-addr.arpa.: domain name does not exist
[0] 158.23.50.87.in-addr.arpa.: domain name does not exist
[0] 159.23.50.87.in-addr.arpa.: domain name does not exist
[0] 160.23.50.87.in-addr.arpa.: domain name does not exist
[0] 161.23.50.87.in-addr.arpa.: domain name does not exist
[0] 162.23.50.87.in-addr.arpa.: domain name does not exist
[0] 163.23.50.87.in-addr.arpa.: domain name does not exist
[0] 164.23.50.87.in-addr.arpa.: domain name does not exist
[0] 165.23.50.87.in-addr.arpa.: domain name does not exist
[0] 166.23.50.87.in-addr.arpa.: domain name does not exist
[0] 167.23.50.87.in-addr.arpa.: domain name does not exist
[0] 168.23.50.87.in-addr.arpa.: domain name does not exist
[0] 169.23.50.87.in-addr.arpa.: domain name does not exist
[0] 170.23.50.87.in-addr.arpa.: domain name does not exist
[0] 171.23.50.87.in-addr.arpa.: domain name does not exist
[0] 172.23.50.87.in-addr.arpa.: domain name does not exist
[0] 173.23.50.87.in-addr.arpa.: domain name does not exist
[0] 174.23.50.87.in-addr.arpa.: domain name does not exist
[0] 175.23.50.87.in-addr.arpa.: domain name does not exist
[0] 176.23.50.87.in-addr.arpa.: domain name does not exist
[0] 177.23.50.87.in-addr.arpa.: domain name does not exist
[0] 178.23.50.87.in-addr.arpa.: domain name does not exist
[0] 179.23.50.87.in-addr.arpa.: domain name does not exist
[0] 180.23.50.87.in-addr.arpa.: domain name does not exist
[0] 181.23.50.87.in-addr.arpa.: domain name does not exist
[0] 182.23.50.87.in-addr.arpa.: domain name does not exist
[0] 183.23.50.87.in-addr.arpa.: domain name does not exist
[0] 184.23.50.87.in-addr.arpa.: domain name does not exist
[0] 185.23.50.87.in-addr.arpa.: domain name does not exist
[0] 186.23.50.87.in-addr.arpa.: domain name does not exist
[0] 187.23.50.87.in-addr.arpa.: domain name does not exist
[0] 188.23.50.87.in-addr.arpa.: domain name does not exist
[0] 189.23.50.87.in-addr.arpa.: domain name does not exist
[0] 190.23.50.87.in-addr.arpa.: domain name does not exist
[0] 191.23.50.87.in-addr.arpa.: domain name does not exist
[0] 192.23.50.87.in-addr.arpa.: domain name does not exist
[0] 193.23.50.87.in-addr.arpa.: domain name does not exist
[0] 194.23.50.87.in-addr.arpa.: domain name does not exist
[0] 195.23.50.87.in-addr.arpa.: domain name does not exist
[0] 196.23.50.87.in-addr.arpa.: domain name does not exist
[0] 197.23.50.87.in-addr.arpa.: domain name does not exist
[0] 198.23.50.87.in-addr.arpa.: domain name does not exist
[0] 199.23.50.87.in-addr.arpa.: domain name does not exist
[0] 200.23.50.87.in-addr.arpa.: domain name does not exist
[0] 201.23.50.87.in-addr.arpa.: domain name does not exist
[0] 202.23.50.87.in-addr.arpa.: domain name does not exist
[0] 203.23.50.87.in-addr.arpa.: domain name does not exist
[0] 204.23.50.87.in-addr.arpa.: domain name does not exist
[0] 205.23.50.87.in-addr.arpa.: domain name does not exist
[0] 206.23.50.87.in-addr.arpa.: domain name does not exist
[0] 207.23.50.87.in-addr.arpa.: domain name does not exist
[0] 208.23.50.87.in-addr.arpa.: domain name does not exist
[0] 209.23.50.87.in-addr.arpa.: domain name does not exist
[0] 210.23.50.87.in-addr.arpa.: domain name does not exist
[0] 211.23.50.87.in-addr.arpa.: domain name does not exist
[0] 212.23.50.87.in-addr.arpa.: domain name does not exist
[0] 213.23.50.87.in-addr.arpa.: domain name does not exist
[0] 214.23.50.87.in-addr.arpa.: domain name does not exist
[0] 215.23.50.87.in-addr.arpa.: domain name does not exist
[0] 216.23.50.87.in-addr.arpa.: domain name does not exist
[0] 217.23.50.87.in-addr.arpa.: domain name does not exist
[0] 218.23.50.87.in-addr.arpa.: domain name does not exist
[0] 219.23.50.87.in-addr.arpa.: domain name does not exist
[0] 220.23.50.87.in-addr.arpa.: domain name does not exist
[0] 221.23.50.87.in-addr.arpa.: domain name does not exist
[0] 222.23.50.87.in-addr.arpa.: domain name does not exist
[0] 223.23.50.87.in-addr.arpa.: domain name does not exist
[0] 224.23.50.87.in-addr.arpa.: domain name does not exist
[0] 225.23.50.87.in-addr.arpa.: domain name does not exist
[0] 226.23.50.87.in-addr.arpa.: domain name does not exist
[0] 227.23.50.87.in-addr.arpa.: domain name does not exist
[0] 228.23.50.87.in-addr.arpa.: domain name does not exist
[0] 229.23.50.87.in-addr.arpa.: domain name does not exist
[0] 230.23.50.87.in-addr.arpa.: domain name does not exist
[0] 231.23.50.87.in-addr.arpa.: domain name does not exist
[0] 232.23.50.87.in-addr.arpa.: domain name does not exist
[0] 233.23.50.87.in-addr.arpa.: domain name does not exist
[0] 234.23.50.87.in-addr.arpa.: domain name does not exist
[0] 235.23.50.87.in-addr.arpa.: domain name does not exist
[0] 236.23.50.87.in-addr.arpa.: domain name does not exist
[0] 237.23.50.87.in-addr.arpa.: domain name does not exist
[0] 238.23.50.87.in-addr.arpa.: domain name does not exist
[0] 239.23.50.87.in-addr.arpa.: domain name does not exist
[0] 240.23.50.87.in-addr.arpa.: domain name does not exist
[0] 241.23.50.87.in-addr.arpa.: domain name does not exist
[0] 242.23.50.87.in-addr.arpa.: domain name does not exist
[0] 243.23.50.87.in-addr.arpa.: domain name does not exist
[0] 244.23.50.87.in-addr.arpa.: domain name does not exist
[0] 245.23.50.87.in-addr.arpa.: domain name does not exist
[0] 246.23.50.87.in-addr.arpa.: domain name does not exist
[0] 247.23.50.87.in-addr.arpa.: domain name does not exist
[0] 248.23.50.87.in-addr.arpa.: domain name does not exist
[0] 249.23.50.87.in-addr.arpa.: domain name does not exist
[0] 250.23.50.87.in-addr.arpa.: domain name does not exist
[0] 251.23.50.87.in-addr.arpa.: domain name does not exist
[0] 252.23.50.87.in-addr.arpa.: domain name does not exist
[0] 253.23.50.87.in-addr.arpa.: domain name does not exist
[0] 254.23.50.87.in-addr.arpa.: domain name does not exist
[0] 255.23.50.87.in-addr.arpa.: domain name does not exist