[0] 0.21.31.176.in-addr.arpa.: domain name does not exist [86400] 1.21.31.176.in-addr.arpa. domain name pointer 176-31-21-1.pool.sistemaip.net [86400] 2.21.31.176.in-addr.arpa. domain name pointer 176-31-21-2.pool.sistemaip.net [86400] 3.21.31.176.in-addr.arpa. domain name pointer 176-31-21-3.pool.sistemaip.net [86400] 4.21.31.176.in-addr.arpa. domain name pointer 176-31-21-4.pool.sistemaip.net [86400] 5.21.31.176.in-addr.arpa. domain name pointer 176-31-21-5.pool.sistemaip.net [86400] 6.21.31.176.in-addr.arpa. domain name pointer 176-31-21-6.pool.sistemaip.net [86400] 7.21.31.176.in-addr.arpa. domain name pointer 176-31-21-7.pool.sistemaip.net [86400] 8.21.31.176.in-addr.arpa. domain name pointer 176-31-21-8.pool.sistemaip.net [86400] 9.21.31.176.in-addr.arpa. domain name pointer 176-31-21-9.pool.sistemaip.net [86400] 10.21.31.176.in-addr.arpa. domain name pointer 176-31-21-10.pool.sistemaip.net [86400] 11.21.31.176.in-addr.arpa. domain name pointer 176-31-21-11.pool.sistemaip.net [86400] 12.21.31.176.in-addr.arpa. domain name pointer karman.cc [86400] 13.21.31.176.in-addr.arpa. domain name pointer 176-31-21-13.pool.sistemaip.net [86400] 14.21.31.176.in-addr.arpa. domain name pointer 176-31-21-14.pool.sistemaip.net [86400] 15.21.31.176.in-addr.arpa. domain name pointer 176-31-21-15.pool.sistemaip.net [86400] 16.21.31.176.in-addr.arpa. domain name pointer 176-31-21-16.pool.sistemaip.net [86400] 17.21.31.176.in-addr.arpa. domain name pointer 176-31-21-17.pool.sistemaip.net [86400] 18.21.31.176.in-addr.arpa. domain name pointer 176-31-21-18.pool.sistemaip.net [86400] 19.21.31.176.in-addr.arpa. domain name pointer 176-31-21-19.pool.sistemaip.net [86400] 20.21.31.176.in-addr.arpa. domain name pointer 176-31-21-20.pool.sistemaip.net [86400] 21.21.31.176.in-addr.arpa. domain name pointer 176-31-21-21.pool.sistemaip.net [86400] 22.21.31.176.in-addr.arpa. domain name pointer 176-31-21-22.pool.sistemaip.net [86400] 23.21.31.176.in-addr.arpa. domain name pointer 176-31-21-23.pool.sistemaip.net [86400] 24.21.31.176.in-addr.arpa. domain name pointer 176-31-21-24.pool.sistemaip.net [86400] 25.21.31.176.in-addr.arpa. domain name pointer 176-31-21-25.pool.sistemaip.net [86400] 26.21.31.176.in-addr.arpa. domain name pointer 176-31-21-26.pool.sistemaip.net [86400] 27.21.31.176.in-addr.arpa. domain name pointer 176-31-21-27.pool.sistemaip.net [86400] 28.21.31.176.in-addr.arpa. domain name pointer 176-31-21-28.pool.sistemaip.net [86400] 29.21.31.176.in-addr.arpa. domain name pointer 176-31-21-29.pool.sistemaip.net [86400] 30.21.31.176.in-addr.arpa. domain name pointer 176-31-21-30.pool.sistemaip.net [86400] 31.21.31.176.in-addr.arpa. domain name pointer 176-31-21-31.pool.sistemaip.net [86400] 32.21.31.176.in-addr.arpa. domain name pointer 176-31-21-32.pool.sistemaip.net [86400] 33.21.31.176.in-addr.arpa. domain name pointer 176-31-21-33.pool.sistemaip.net [86400] 34.21.31.176.in-addr.arpa. domain name pointer 176-31-21-34.pool.sistemaip.net [86400] 35.21.31.176.in-addr.arpa. domain name pointer 176-31-21-35.pool.sistemaip.net [86400] 36.21.31.176.in-addr.arpa. domain name pointer 176-31-21-36.pool.sistemaip.net [86400] 37.21.31.176.in-addr.arpa. domain name pointer 176-31-21-37.pool.sistemaip.net [86400] 38.21.31.176.in-addr.arpa. domain name pointer 176-31-21-38.pool.sistemaip.net [86400] 39.21.31.176.in-addr.arpa. domain name pointer 176-31-21-39.pool.sistemaip.net [86400] 40.21.31.176.in-addr.arpa. domain name pointer 176-31-21-40.pool.sistemaip.net [86400] 41.21.31.176.in-addr.arpa. domain name pointer 176-31-21-41.pool.sistemaip.net [86400] 42.21.31.176.in-addr.arpa. domain name pointer 176-31-21-42.pool.sistemaip.net [86400] 43.21.31.176.in-addr.arpa. domain name pointer 176-31-21-43.pool.sistemaip.net [86400] 44.21.31.176.in-addr.arpa. domain name pointer 176-31-21-44.pool.sistemaip.net [86400] 45.21.31.176.in-addr.arpa. domain name pointer 176-31-21-45.pool.sistemaip.net [86400] 46.21.31.176.in-addr.arpa. domain name pointer 176-31-21-46.pool.sistemaip.net [86400] 47.21.31.176.in-addr.arpa. domain name pointer 176-31-21-47.pool.sistemaip.net [86400] 48.21.31.176.in-addr.arpa. domain name pointer 176-31-21-48.pool.sistemaip.net [86400] 49.21.31.176.in-addr.arpa. domain name pointer 176-31-21-49.pool.sistemaip.net [86400] 50.21.31.176.in-addr.arpa. domain name pointer 176-31-21-50.pool.sistemaip.net [86400] 51.21.31.176.in-addr.arpa. domain name pointer 176-31-21-51.pool.sistemaip.net [86400] 52.21.31.176.in-addr.arpa. domain name pointer 176-31-21-52.pool.sistemaip.net [86400] 53.21.31.176.in-addr.arpa. domain name pointer 176-31-21-53.pool.sistemaip.net [86400] 54.21.31.176.in-addr.arpa. domain name pointer 176-31-21-54.pool.sistemaip.net [86400] 55.21.31.176.in-addr.arpa. domain name pointer 176-31-21-55.pool.sistemaip.net [86400] 56.21.31.176.in-addr.arpa. domain name pointer 176-31-21-56.pool.sistemaip.net [86400] 57.21.31.176.in-addr.arpa. domain name pointer 176-31-21-57.pool.sistemaip.net [86400] 58.21.31.176.in-addr.arpa. domain name pointer 176-31-21-58.pool.sistemaip.net [86400] 59.21.31.176.in-addr.arpa. domain name pointer 176-31-21-59.pool.sistemaip.net [86400] 60.21.31.176.in-addr.arpa. domain name pointer 176-31-21-60.pool.sistemaip.net [86400] 61.21.31.176.in-addr.arpa. domain name pointer 176-31-21-61.pool.sistemaip.net [86400] 62.21.31.176.in-addr.arpa. domain name pointer 176-31-21-62.pool.sistemaip.net [86400] 63.21.31.176.in-addr.arpa. domain name pointer 176-31-21-63.pool.sistemaip.net [86400] 64.21.31.176.in-addr.arpa. domain name pointer 176-31-21-64.pool.sistemaip.net [86400] 65.21.31.176.in-addr.arpa. domain name pointer 176-31-21-65.pool.sistemaip.net [86400] 66.21.31.176.in-addr.arpa. domain name pointer 176-31-21-66.pool.sistemaip.net [86400] 67.21.31.176.in-addr.arpa. domain name pointer 176-31-21-67.pool.sistemaip.net [86400] 68.21.31.176.in-addr.arpa. domain name pointer 176-31-21-68.pool.sistemaip.net [86400] 69.21.31.176.in-addr.arpa. domain name pointer 176-31-21-69.pool.sistemaip.net [86400] 70.21.31.176.in-addr.arpa. domain name pointer 176-31-21-70.pool.sistemaip.net [86400] 71.21.31.176.in-addr.arpa. domain name pointer 176-31-21-71.pool.sistemaip.net [86400] 72.21.31.176.in-addr.arpa. domain name pointer 176-31-21-72.pool.sistemaip.net [86400] 73.21.31.176.in-addr.arpa. domain name pointer 176-31-21-73.pool.sistemaip.net [86400] 74.21.31.176.in-addr.arpa. domain name pointer 176-31-21-74.pool.sistemaip.net [86400] 75.21.31.176.in-addr.arpa. domain name pointer 176-31-21-75.pool.sistemaip.net [86400] 76.21.31.176.in-addr.arpa. domain name pointer 176-31-21-76.pool.sistemaip.net [86400] 77.21.31.176.in-addr.arpa. domain name pointer 176-31-21-77.pool.sistemaip.net [86400] 78.21.31.176.in-addr.arpa. domain name pointer 176-31-21-78.pool.sistemaip.net [86400] 79.21.31.176.in-addr.arpa. domain name pointer 176-31-21-79.pool.sistemaip.net [86400] 80.21.31.176.in-addr.arpa. domain name pointer 176-31-21-80.pool.sistemaip.net [86400] 81.21.31.176.in-addr.arpa. domain name pointer 176-31-21-81.pool.sistemaip.net [86400] 82.21.31.176.in-addr.arpa. domain name pointer 176-31-21-82.pool.sistemaip.net [86400] 83.21.31.176.in-addr.arpa. domain name pointer 176-31-21-83.pool.sistemaip.net [86400] 84.21.31.176.in-addr.arpa. domain name pointer 176-31-21-84.pool.sistemaip.net [86400] 85.21.31.176.in-addr.arpa. domain name pointer 176-31-21-85.pool.sistemaip.net [86400] 86.21.31.176.in-addr.arpa. domain name pointer 176-31-21-86.pool.sistemaip.net [86400] 87.21.31.176.in-addr.arpa. domain name pointer 176-31-21-87.pool.sistemaip.net [86400] 88.21.31.176.in-addr.arpa. domain name pointer 176-31-21-88.pool.sistemaip.net [86400] 89.21.31.176.in-addr.arpa. domain name pointer 176-31-21-89.pool.sistemaip.net [86400] 90.21.31.176.in-addr.arpa. domain name pointer 176-31-21-90.pool.sistemaip.net [86400] 91.21.31.176.in-addr.arpa. domain name pointer 176-31-21-91.pool.sistemaip.net [86400] 92.21.31.176.in-addr.arpa. domain name pointer 176-31-21-92.pool.sistemaip.net [86400] 93.21.31.176.in-addr.arpa. domain name pointer 176-31-21-93.pool.sistemaip.net [86400] 94.21.31.176.in-addr.arpa. domain name pointer 176-31-21-94.pool.sistemaip.net [86400] 95.21.31.176.in-addr.arpa. domain name pointer 176-31-21-95.pool.sistemaip.net [86400] 96.21.31.176.in-addr.arpa. domain name pointer 176-31-21-96.pool.sistemaip.net [86400] 97.21.31.176.in-addr.arpa. domain name pointer 176-31-21-97.pool.sistemaip.net [86400] 98.21.31.176.in-addr.arpa. domain name pointer 176-31-21-98.pool.sistemaip.net [86400] 99.21.31.176.in-addr.arpa. domain name pointer 176-31-21-99.pool.sistemaip.net [86400] 100.21.31.176.in-addr.arpa. domain name pointer 176-31-21-100.pool.sistemaip.net [86400] 101.21.31.176.in-addr.arpa. domain name pointer 176-31-21-101.pool.sistemaip.net [86400] 102.21.31.176.in-addr.arpa. domain name pointer 176-31-21-102.pool.sistemaip.net [86400] 103.21.31.176.in-addr.arpa. domain name pointer 176-31-21-103.pool.sistemaip.net [86400] 104.21.31.176.in-addr.arpa. domain name pointer 176-31-21-104.pool.sistemaip.net [86400] 105.21.31.176.in-addr.arpa. domain name pointer 176-31-21-105.pool.sistemaip.net [86400] 106.21.31.176.in-addr.arpa. domain name pointer 176-31-21-106.pool.sistemaip.net [86400] 107.21.31.176.in-addr.arpa. domain name pointer 176-31-21-107.pool.sistemaip.net [86400] 108.21.31.176.in-addr.arpa. domain name pointer 176-31-21-108.pool.sistemaip.net [86400] 109.21.31.176.in-addr.arpa. domain name pointer 176-31-21-109.pool.sistemaip.net [86400] 110.21.31.176.in-addr.arpa. domain name pointer 176-31-21-110.pool.sistemaip.net [86400] 111.21.31.176.in-addr.arpa. domain name pointer 176-31-21-111.pool.sistemaip.net [86400] 112.21.31.176.in-addr.arpa. domain name pointer 176-31-21-112.pool.sistemaip.net [86400] 113.21.31.176.in-addr.arpa. domain name pointer 176-31-21-113.pool.sistemaip.net [86400] 114.21.31.176.in-addr.arpa. domain name pointer 176-31-21-114.pool.sistemaip.net [86400] 115.21.31.176.in-addr.arpa. domain name pointer 176-31-21-115.pool.sistemaip.net [86400] 116.21.31.176.in-addr.arpa. domain name pointer 176-31-21-116.pool.sistemaip.net [86400] 117.21.31.176.in-addr.arpa. domain name pointer 176-31-21-117.pool.sistemaip.net [86400] 118.21.31.176.in-addr.arpa. domain name pointer 176-31-21-118.pool.sistemaip.net [86400] 119.21.31.176.in-addr.arpa. domain name pointer 176-31-21-119.pool.sistemaip.net [86400] 120.21.31.176.in-addr.arpa. domain name pointer 176-31-21-120.pool.sistemaip.net [86400] 121.21.31.176.in-addr.arpa. domain name pointer 176-31-21-121.pool.sistemaip.net [86400] 122.21.31.176.in-addr.arpa. domain name pointer 176-31-21-122.pool.sistemaip.net [86400] 123.21.31.176.in-addr.arpa. domain name pointer 176-31-21-123.pool.sistemaip.net [86400] 124.21.31.176.in-addr.arpa. domain name pointer 176-31-21-124.pool.sistemaip.net [86400] 125.21.31.176.in-addr.arpa. domain name pointer 176-31-21-125.pool.sistemaip.net [86400] 126.21.31.176.in-addr.arpa. domain name pointer 176-31-21-126.pool.sistemaip.net [0] 127.21.31.176.in-addr.arpa.: domain name does not exist [86400] 128.21.31.176.in-addr.arpa. domain name pointer srv1.core82.uk [86400] 129.21.31.176.in-addr.arpa. domain name pointer 176.31.21.129.srv1.core82.uk [86400] 130.21.31.176.in-addr.arpa. domain name pointer core82.uk [86400] 131.21.31.176.in-addr.arpa. domain name pointer srv2.core82.uk [86400] 132.21.31.176.in-addr.arpa. domain name pointer 176.31.21.132.srv2.core82.uk [86400] 133.21.31.176.in-addr.arpa. domain name pointer clients.core82.uk [86400] 134.21.31.176.in-addr.arpa. domain name pointer ns2.core82.uk [0] 135.21.31.176.in-addr.arpa.: domain name does not exist [86400] 136.21.31.176.in-addr.arpa. domain name pointer ns247620.webiaprod.eu [0] 137.21.31.176.in-addr.arpa.: domain name does not exist [0] 138.21.31.176.in-addr.arpa.: domain name does not exist [0] 139.21.31.176.in-addr.arpa.: domain name does not exist [0] 140.21.31.176.in-addr.arpa.: domain name does not exist [0] 141.21.31.176.in-addr.arpa.: domain name does not exist [0] 142.21.31.176.in-addr.arpa.: domain name does not exist [0] 143.21.31.176.in-addr.arpa.: domain name does not exist [0] 144.21.31.176.in-addr.arpa.: domain name does not exist [0] 145.21.31.176.in-addr.arpa.: domain name does not exist [0] 146.21.31.176.in-addr.arpa.: domain name does not exist [0] 147.21.31.176.in-addr.arpa.: domain name does not exist [0] 148.21.31.176.in-addr.arpa.: domain name does not exist [0] 149.21.31.176.in-addr.arpa.: domain name does not exist [0] 150.21.31.176.in-addr.arpa.: domain name does not exist [0] 151.21.31.176.in-addr.arpa.: domain name does not exist [0] 152.21.31.176.in-addr.arpa.: domain name does not exist [0] 153.21.31.176.in-addr.arpa.: domain name does not exist [0] 154.21.31.176.in-addr.arpa.: domain name does not exist [0] 155.21.31.176.in-addr.arpa.: domain name does not exist [0] 156.21.31.176.in-addr.arpa.: domain name does not exist [0] 157.21.31.176.in-addr.arpa.: domain name does not exist [0] 158.21.31.176.in-addr.arpa.: domain name does not exist [0] 159.21.31.176.in-addr.arpa.: domain name does not exist [86400] 160.21.31.176.in-addr.arpa. domain name pointer a160.rc.communications-clients.com [86400] 161.21.31.176.in-addr.arpa. domain name pointer a161.rc.communications-clients.com [86400] 162.21.31.176.in-addr.arpa. domain name pointer a162.rc.communications-clients.com [86400] 163.21.31.176.in-addr.arpa. domain name pointer a163.rc.communications-clients.com [86400] 164.21.31.176.in-addr.arpa. domain name pointer a164.rc.communications-clients.com [86400] 165.21.31.176.in-addr.arpa. domain name pointer a165.rc.communications-clients.com [86400] 166.21.31.176.in-addr.arpa. domain name pointer a166.rc.communications-clients.com [86400] 167.21.31.176.in-addr.arpa. domain name pointer a167.rc.communications-clients.com [86400] 168.21.31.176.in-addr.arpa. domain name pointer a168.rc.speciales-offres.com [86400] 169.21.31.176.in-addr.arpa. domain name pointer a169.rc.speciales-offres.com [86400] 170.21.31.176.in-addr.arpa. domain name pointer a170.rc.speciales-offres.com [86400] 171.21.31.176.in-addr.arpa. domain name pointer a171.rc.speciales-offres.com [86400] 172.21.31.176.in-addr.arpa. domain name pointer a172.rc.speciales-offres.com [86400] 173.21.31.176.in-addr.arpa. domain name pointer a173.rc.speciales-offres.com [86400] 174.21.31.176.in-addr.arpa. domain name pointer a174.rc.speciales-offres.com [86400] 175.21.31.176.in-addr.arpa. domain name pointer a175.rc.speciales-offres.com [86400] 176.21.31.176.in-addr.arpa. domain name pointer ip176.ip-176-31-21.eu [86400] 177.21.31.176.in-addr.arpa. domain name pointer ip177.ip-176-31-21.eu [86400] 178.21.31.176.in-addr.arpa. domain name pointer ip178.ip-176-31-21.eu [86400] 179.21.31.176.in-addr.arpa. domain name pointer ip179.ip-176-31-21.eu [86400] 180.21.31.176.in-addr.arpa. domain name pointer ip180.ip-176-31-21.eu [86400] 181.21.31.176.in-addr.arpa. domain name pointer ip181.ip-176-31-21.eu [86400] 182.21.31.176.in-addr.arpa. domain name pointer ip182.ip-176-31-21.eu [86400] 183.21.31.176.in-addr.arpa. domain name pointer ip183.ip-176-31-21.eu [86400] 184.21.31.176.in-addr.arpa. domain name pointer ip184.ip-176-31-21.eu [86400] 185.21.31.176.in-addr.arpa. domain name pointer ip185.ip-176-31-21.eu [86400] 186.21.31.176.in-addr.arpa. domain name pointer ip186.ip-176-31-21.eu [86400] 187.21.31.176.in-addr.arpa. domain name pointer ip187.ip-176-31-21.eu [86400] 188.21.31.176.in-addr.arpa. domain name pointer ip188.ip-176-31-21.eu [86400] 189.21.31.176.in-addr.arpa. domain name pointer ip189.ip-176-31-21.eu [86400] 190.21.31.176.in-addr.arpa. domain name pointer ip190.ip-176-31-21.eu [86400] 191.21.31.176.in-addr.arpa. domain name pointer ip191.ip-176-31-21.eu [0] 192.21.31.176.in-addr.arpa.: domain name does not exist [86400] 193.21.31.176.in-addr.arpa. domain name pointer sit-pfs-01.simplicit.eu [86400] 194.21.31.176.in-addr.arpa. domain name pointer sit-pfs-02.simplicit.eu [86400] 195.21.31.176.in-addr.arpa. domain name pointer vip195.simplicit.eu [86400] 196.21.31.176.in-addr.arpa. domain name pointer zentyal.simplicit.eu [0] 197.21.31.176.in-addr.arpa.: domain name does not exist [0] 198.21.31.176.in-addr.arpa.: domain name does not exist [86400] 199.21.31.176.in-addr.arpa. domain name pointer pr-ppweb-infra.simplicit.eu [86400] 200.21.31.176.in-addr.arpa. domain name pointer pr-cliweb-01.simplicit.eu [86400] 201.21.31.176.in-addr.arpa. domain name pointer mailer.simplicit.pro [0] 202.21.31.176.in-addr.arpa.: domain name does not exist [0] 203.21.31.176.in-addr.arpa.: domain name does not exist [0] 204.21.31.176.in-addr.arpa.: domain name does not exist [0] 205.21.31.176.in-addr.arpa.: domain name does not exist [86400] 206.21.31.176.in-addr.arpa. domain name pointer mailer-vendyssee.simplicit.eu [0] 207.21.31.176.in-addr.arpa.: domain name does not exist [0] 208.21.31.176.in-addr.arpa.: domain name does not exist [86400] 209.21.31.176.in-addr.arpa. domain name pointer sas-dev.simplicit.eu [86400] 210.21.31.176.in-addr.arpa. domain name pointer lightonline.fr [86400] 211.21.31.176.in-addr.arpa. domain name pointer sas-web.simplicit.eu [86400] 212.21.31.176.in-addr.arpa. domain name pointer mailer.deco-smart.com [86400] 213.21.31.176.in-addr.arpa. domain name pointer sas-ldap.simplicit.eu [0] 214.21.31.176.in-addr.arpa.: domain name does not exist [86400] 215.21.31.176.in-addr.arpa. domain name pointer centreon-ces.simplicit.eu [86400] 216.21.31.176.in-addr.arpa. domain name pointer prnoviweb-16.simplicit.eu [86400] 217.21.31.176.in-addr.arpa. domain name pointer prnoviweb-17.simplicit.eu [86400] 218.21.31.176.in-addr.arpa. domain name pointer prnoviweb-18.simplicit.eu [86400] 219.21.31.176.in-addr.arpa. domain name pointer prnoviweb.simplicit.eu [0] 220.21.31.176.in-addr.arpa.: domain name does not exist [0] 221.21.31.176.in-addr.arpa.: domain name does not exist [0] 222.21.31.176.in-addr.arpa.: domain name does not exist [0] 223.21.31.176.in-addr.arpa.: domain name does not exist [0] 224.21.31.176.in-addr.arpa.: domain name does not exist [0] 225.21.31.176.in-addr.arpa.: domain name does not exist [0] 226.21.31.176.in-addr.arpa.: domain name does not exist [0] 227.21.31.176.in-addr.arpa.: domain name does not exist [0] 228.21.31.176.in-addr.arpa.: domain name does not exist [0] 229.21.31.176.in-addr.arpa.: domain name does not exist [0] 230.21.31.176.in-addr.arpa.: domain name does not exist [0] 231.21.31.176.in-addr.arpa.: domain name does not exist [0] 232.21.31.176.in-addr.arpa.: domain name does not exist [0] 233.21.31.176.in-addr.arpa.: domain name does not exist [0] 234.21.31.176.in-addr.arpa.: domain name does not exist [0] 235.21.31.176.in-addr.arpa.: domain name does not exist [0] 236.21.31.176.in-addr.arpa.: domain name does not exist [0] 237.21.31.176.in-addr.arpa.: domain name does not exist [0] 238.21.31.176.in-addr.arpa.: domain name does not exist [0] 239.21.31.176.in-addr.arpa.: domain name does not exist [0] 240.21.31.176.in-addr.arpa.: domain name does not exist [0] 241.21.31.176.in-addr.arpa.: domain name does not exist [0] 242.21.31.176.in-addr.arpa.: domain name does not exist [0] 243.21.31.176.in-addr.arpa.: domain name does not exist [0] 244.21.31.176.in-addr.arpa.: domain name does not exist [0] 245.21.31.176.in-addr.arpa.: domain name does not exist [0] 246.21.31.176.in-addr.arpa.: domain name does not exist [0] 247.21.31.176.in-addr.arpa.: domain name does not exist [0] 248.21.31.176.in-addr.arpa.: domain name does not exist [0] 249.21.31.176.in-addr.arpa.: domain name does not exist [0] 250.21.31.176.in-addr.arpa.: domain name does not exist [0] 251.21.31.176.in-addr.arpa.: domain name does not exist [0] 252.21.31.176.in-addr.arpa.: domain name does not exist [0] 253.21.31.176.in-addr.arpa.: domain name does not exist [0] 254.21.31.176.in-addr.arpa.: domain name does not exist [0] 255.21.31.176.in-addr.arpa.: domain name does not exist