[86400] 0.221.180.132.in-addr.arpa. domain name pointer stjo-221.subnet.uni-bayreuth.de
[86400] 1.221.180.132.in-addr.arpa. domain name pointer 001-221-180-132.stjo.uni-bayreuth.de
[86400] 2.221.180.132.in-addr.arpa. domain name pointer 002-221-180-132.stjo.uni-bayreuth.de
[86400] 3.221.180.132.in-addr.arpa. domain name pointer 003-221-180-132.stjo.uni-bayreuth.de
[86400] 4.221.180.132.in-addr.arpa. domain name pointer 004-221-180-132.stjo.uni-bayreuth.de
[86400] 5.221.180.132.in-addr.arpa. domain name pointer 005-221-180-132.stjo.uni-bayreuth.de
[86400] 6.221.180.132.in-addr.arpa. domain name pointer 006-221-180-132.stjo.uni-bayreuth.de
[86400] 7.221.180.132.in-addr.arpa. domain name pointer 007-221-180-132.stjo.uni-bayreuth.de
[86400] 8.221.180.132.in-addr.arpa. domain name pointer 008-221-180-132.stjo.uni-bayreuth.de
[86400] 9.221.180.132.in-addr.arpa. domain name pointer 009-221-180-132.stjo.uni-bayreuth.de
[86400] 10.221.180.132.in-addr.arpa. domain name pointer 010-221-180-132.stjo.uni-bayreuth.de
[86400] 11.221.180.132.in-addr.arpa. domain name pointer 011-221-180-132.stjo.uni-bayreuth.de
[86400] 12.221.180.132.in-addr.arpa. domain name pointer 012-221-180-132.stjo.uni-bayreuth.de
[86400] 13.221.180.132.in-addr.arpa. domain name pointer 013-221-180-132.stjo.uni-bayreuth.de
[86400] 14.221.180.132.in-addr.arpa. domain name pointer 014-221-180-132.stjo.uni-bayreuth.de
[86400] 15.221.180.132.in-addr.arpa. domain name pointer 015-221-180-132.stjo.uni-bayreuth.de
[86400] 16.221.180.132.in-addr.arpa. domain name pointer 016-221-180-132.stjo.uni-bayreuth.de
[86400] 17.221.180.132.in-addr.arpa. domain name pointer 017-221-180-132.stjo.uni-bayreuth.de
[86400] 18.221.180.132.in-addr.arpa. domain name pointer 018-221-180-132.stjo.uni-bayreuth.de
[86400] 19.221.180.132.in-addr.arpa. domain name pointer 019-221-180-132.stjo.uni-bayreuth.de
[86400] 20.221.180.132.in-addr.arpa. domain name pointer 020-221-180-132.stjo.uni-bayreuth.de
[86400] 21.221.180.132.in-addr.arpa. domain name pointer 021-221-180-132.stjo.uni-bayreuth.de
[86400] 22.221.180.132.in-addr.arpa. domain name pointer 022-221-180-132.stjo.uni-bayreuth.de
[86400] 23.221.180.132.in-addr.arpa. domain name pointer 023-221-180-132.stjo.uni-bayreuth.de
[86400] 24.221.180.132.in-addr.arpa. domain name pointer 024-221-180-132.stjo.uni-bayreuth.de
[86400] 25.221.180.132.in-addr.arpa. domain name pointer 025-221-180-132.stjo.uni-bayreuth.de
[86400] 26.221.180.132.in-addr.arpa. domain name pointer 026-221-180-132.stjo.uni-bayreuth.de
[86400] 27.221.180.132.in-addr.arpa. domain name pointer 027-221-180-132.stjo.uni-bayreuth.de
[86400] 28.221.180.132.in-addr.arpa. domain name pointer 028-221-180-132.stjo.uni-bayreuth.de
[86400] 29.221.180.132.in-addr.arpa. domain name pointer 029-221-180-132.stjo.uni-bayreuth.de
[86400] 30.221.180.132.in-addr.arpa. domain name pointer 030-221-180-132.stjo.uni-bayreuth.de
[86400] 31.221.180.132.in-addr.arpa. domain name pointer 031-221-180-132.stjo.uni-bayreuth.de
[86400] 32.221.180.132.in-addr.arpa. domain name pointer 032-221-180-132.stjo.uni-bayreuth.de
[86400] 33.221.180.132.in-addr.arpa. domain name pointer 033-221-180-132.stjo.uni-bayreuth.de
[86400] 34.221.180.132.in-addr.arpa. domain name pointer 034-221-180-132.stjo.uni-bayreuth.de
[86400] 35.221.180.132.in-addr.arpa. domain name pointer 035-221-180-132.stjo.uni-bayreuth.de
[86400] 36.221.180.132.in-addr.arpa. domain name pointer 036-221-180-132.stjo.uni-bayreuth.de
[86400] 37.221.180.132.in-addr.arpa. domain name pointer 037-221-180-132.stjo.uni-bayreuth.de
[86400] 38.221.180.132.in-addr.arpa. domain name pointer 038-221-180-132.stjo.uni-bayreuth.de
[86400] 39.221.180.132.in-addr.arpa. domain name pointer 039-221-180-132.stjo.uni-bayreuth.de
[86400] 40.221.180.132.in-addr.arpa. domain name pointer 040-221-180-132.stjo.uni-bayreuth.de
[86400] 41.221.180.132.in-addr.arpa. domain name pointer 041-221-180-132.stjo.uni-bayreuth.de
[86400] 42.221.180.132.in-addr.arpa. domain name pointer 042-221-180-132.stjo.uni-bayreuth.de
[86400] 43.221.180.132.in-addr.arpa. domain name pointer 043-221-180-132.stjo.uni-bayreuth.de
[86400] 44.221.180.132.in-addr.arpa. domain name pointer 044-221-180-132.stjo.uni-bayreuth.de
[86400] 45.221.180.132.in-addr.arpa. domain name pointer 045-221-180-132.stjo.uni-bayreuth.de
[86400] 46.221.180.132.in-addr.arpa. domain name pointer 046-221-180-132.stjo.uni-bayreuth.de
[86400] 47.221.180.132.in-addr.arpa. domain name pointer 047-221-180-132.stjo.uni-bayreuth.de
[86400] 48.221.180.132.in-addr.arpa. domain name pointer 048-221-180-132.stjo.uni-bayreuth.de
[86400] 49.221.180.132.in-addr.arpa. domain name pointer 049-221-180-132.stjo.uni-bayreuth.de
[86400] 50.221.180.132.in-addr.arpa. domain name pointer 050-221-180-132.stjo.uni-bayreuth.de
[86400] 51.221.180.132.in-addr.arpa. domain name pointer 051-221-180-132.stjo.uni-bayreuth.de
[86400] 52.221.180.132.in-addr.arpa. domain name pointer 052-221-180-132.stjo.uni-bayreuth.de
[86400] 53.221.180.132.in-addr.arpa. domain name pointer 053-221-180-132.stjo.uni-bayreuth.de
[86400] 54.221.180.132.in-addr.arpa. domain name pointer 054-221-180-132.stjo.uni-bayreuth.de
[86400] 55.221.180.132.in-addr.arpa. domain name pointer 055-221-180-132.stjo.uni-bayreuth.de
[86400] 56.221.180.132.in-addr.arpa. domain name pointer 056-221-180-132.stjo.uni-bayreuth.de
[86400] 57.221.180.132.in-addr.arpa. domain name pointer 057-221-180-132.stjo.uni-bayreuth.de
[86400] 58.221.180.132.in-addr.arpa. domain name pointer 058-221-180-132.stjo.uni-bayreuth.de
[86400] 59.221.180.132.in-addr.arpa. domain name pointer 059-221-180-132.stjo.uni-bayreuth.de
[86400] 60.221.180.132.in-addr.arpa. domain name pointer 060-221-180-132.stjo.uni-bayreuth.de
[86400] 61.221.180.132.in-addr.arpa. domain name pointer 061-221-180-132.stjo.uni-bayreuth.de
[86400] 62.221.180.132.in-addr.arpa. domain name pointer 062-221-180-132.stjo.uni-bayreuth.de
[86400] 63.221.180.132.in-addr.arpa. domain name pointer 063-221-180-132.stjo.uni-bayreuth.de
[86400] 64.221.180.132.in-addr.arpa. domain name pointer 064-221-180-132.stjo.uni-bayreuth.de
[86400] 65.221.180.132.in-addr.arpa. domain name pointer 065-221-180-132.stjo.uni-bayreuth.de
[86400] 66.221.180.132.in-addr.arpa. domain name pointer 066-221-180-132.stjo.uni-bayreuth.de
[86400] 67.221.180.132.in-addr.arpa. domain name pointer 067-221-180-132.stjo.uni-bayreuth.de
[86400] 68.221.180.132.in-addr.arpa. domain name pointer 068-221-180-132.stjo.uni-bayreuth.de
[86400] 69.221.180.132.in-addr.arpa. domain name pointer 069-221-180-132.stjo.uni-bayreuth.de
[86400] 70.221.180.132.in-addr.arpa. domain name pointer 070-221-180-132.stjo.uni-bayreuth.de
[86400] 71.221.180.132.in-addr.arpa. domain name pointer 071-221-180-132.stjo.uni-bayreuth.de
[86400] 72.221.180.132.in-addr.arpa. domain name pointer 072-221-180-132.stjo.uni-bayreuth.de
[86400] 73.221.180.132.in-addr.arpa. domain name pointer 073-221-180-132.stjo.uni-bayreuth.de
[86400] 74.221.180.132.in-addr.arpa. domain name pointer 074-221-180-132.stjo.uni-bayreuth.de
[86400] 75.221.180.132.in-addr.arpa. domain name pointer 075-221-180-132.stjo.uni-bayreuth.de
[86400] 76.221.180.132.in-addr.arpa. domain name pointer 076-221-180-132.stjo.uni-bayreuth.de
[86400] 77.221.180.132.in-addr.arpa. domain name pointer 077-221-180-132.stjo.uni-bayreuth.de
[86400] 78.221.180.132.in-addr.arpa. domain name pointer 078-221-180-132.stjo.uni-bayreuth.de
[86400] 79.221.180.132.in-addr.arpa. domain name pointer 079-221-180-132.stjo.uni-bayreuth.de
[86400] 80.221.180.132.in-addr.arpa. domain name pointer 080-221-180-132.stjo.uni-bayreuth.de
[86400] 81.221.180.132.in-addr.arpa. domain name pointer 081-221-180-132.stjo.uni-bayreuth.de
[86400] 82.221.180.132.in-addr.arpa. domain name pointer 082-221-180-132.stjo.uni-bayreuth.de
[86400] 83.221.180.132.in-addr.arpa. domain name pointer 083-221-180-132.stjo.uni-bayreuth.de
[86400] 84.221.180.132.in-addr.arpa. domain name pointer 084-221-180-132.stjo.uni-bayreuth.de
[86400] 85.221.180.132.in-addr.arpa. domain name pointer 085-221-180-132.stjo.uni-bayreuth.de
[86400] 86.221.180.132.in-addr.arpa. domain name pointer 086-221-180-132.stjo.uni-bayreuth.de
[86400] 87.221.180.132.in-addr.arpa. domain name pointer 087-221-180-132.stjo.uni-bayreuth.de
[86400] 88.221.180.132.in-addr.arpa. domain name pointer 088-221-180-132.stjo.uni-bayreuth.de
[86400] 89.221.180.132.in-addr.arpa. domain name pointer 089-221-180-132.stjo.uni-bayreuth.de
[86400] 90.221.180.132.in-addr.arpa. domain name pointer 090-221-180-132.stjo.uni-bayreuth.de
[86400] 91.221.180.132.in-addr.arpa. domain name pointer 091-221-180-132.stjo.uni-bayreuth.de
[86400] 92.221.180.132.in-addr.arpa. domain name pointer 092-221-180-132.stjo.uni-bayreuth.de
[86400] 93.221.180.132.in-addr.arpa. domain name pointer 093-221-180-132.stjo.uni-bayreuth.de
[86400] 94.221.180.132.in-addr.arpa. domain name pointer 094-221-180-132.stjo.uni-bayreuth.de
[86400] 95.221.180.132.in-addr.arpa. domain name pointer 095-221-180-132.stjo.uni-bayreuth.de
[86400] 96.221.180.132.in-addr.arpa. domain name pointer 096-221-180-132.stjo.uni-bayreuth.de
[86400] 97.221.180.132.in-addr.arpa. domain name pointer 097-221-180-132.stjo.uni-bayreuth.de
[86400] 98.221.180.132.in-addr.arpa. domain name pointer 098-221-180-132.stjo.uni-bayreuth.de
[86400] 99.221.180.132.in-addr.arpa. domain name pointer 099-221-180-132.stjo.uni-bayreuth.de
[86400] 100.221.180.132.in-addr.arpa. domain name pointer 100-221-180-132.stjo.uni-bayreuth.de
[86400] 101.221.180.132.in-addr.arpa. domain name pointer 101-221-180-132.stjo.uni-bayreuth.de
[86400] 102.221.180.132.in-addr.arpa. domain name pointer 102-221-180-132.stjo.uni-bayreuth.de
[86400] 103.221.180.132.in-addr.arpa. domain name pointer 103-221-180-132.stjo.uni-bayreuth.de
[86400] 104.221.180.132.in-addr.arpa. domain name pointer 104-221-180-132.stjo.uni-bayreuth.de
[86400] 105.221.180.132.in-addr.arpa. domain name pointer 105-221-180-132.stjo.uni-bayreuth.de
[86400] 106.221.180.132.in-addr.arpa. domain name pointer 106-221-180-132.stjo.uni-bayreuth.de
[86400] 107.221.180.132.in-addr.arpa. domain name pointer 107-221-180-132.stjo.uni-bayreuth.de
[86400] 108.221.180.132.in-addr.arpa. domain name pointer 108-221-180-132.stjo.uni-bayreuth.de
[86400] 109.221.180.132.in-addr.arpa. domain name pointer 109-221-180-132.stjo.uni-bayreuth.de
[86400] 110.221.180.132.in-addr.arpa. domain name pointer 110-221-180-132.stjo.uni-bayreuth.de
[86400] 111.221.180.132.in-addr.arpa. domain name pointer 111-221-180-132.stjo.uni-bayreuth.de
[86400] 112.221.180.132.in-addr.arpa. domain name pointer 112-221-180-132.stjo.uni-bayreuth.de
[86400] 113.221.180.132.in-addr.arpa. domain name pointer 113-221-180-132.stjo.uni-bayreuth.de
[86400] 114.221.180.132.in-addr.arpa. domain name pointer 114-221-180-132.stjo.uni-bayreuth.de
[86400] 115.221.180.132.in-addr.arpa. domain name pointer 115-221-180-132.stjo.uni-bayreuth.de
[86400] 116.221.180.132.in-addr.arpa. domain name pointer 116-221-180-132.stjo.uni-bayreuth.de
[86400] 117.221.180.132.in-addr.arpa. domain name pointer 117-221-180-132.stjo.uni-bayreuth.de
[86400] 118.221.180.132.in-addr.arpa. domain name pointer 118-221-180-132.stjo.uni-bayreuth.de
[86400] 119.221.180.132.in-addr.arpa. domain name pointer 119-221-180-132.stjo.uni-bayreuth.de
[0] 120.221.180.132.in-addr.arpa.: domain name does not exist
[0] 121.221.180.132.in-addr.arpa.: domain name does not exist
[0] 122.221.180.132.in-addr.arpa.: domain name does not exist
[0] 123.221.180.132.in-addr.arpa.: domain name does not exist
[0] 124.221.180.132.in-addr.arpa.: domain name does not exist
[0] 125.221.180.132.in-addr.arpa.: domain name does not exist
[0] 126.221.180.132.in-addr.arpa.: domain name does not exist
[0] 127.221.180.132.in-addr.arpa.: domain name does not exist
[0] 128.221.180.132.in-addr.arpa.: domain name does not exist
[0] 129.221.180.132.in-addr.arpa.: domain name does not exist
[0] 130.221.180.132.in-addr.arpa.: domain name does not exist
[0] 131.221.180.132.in-addr.arpa.: domain name does not exist
[0] 132.221.180.132.in-addr.arpa.: domain name does not exist
[0] 133.221.180.132.in-addr.arpa.: domain name does not exist
[0] 134.221.180.132.in-addr.arpa.: domain name does not exist
[0] 135.221.180.132.in-addr.arpa.: domain name does not exist
[0] 136.221.180.132.in-addr.arpa.: domain name does not exist
[0] 137.221.180.132.in-addr.arpa.: domain name does not exist
[0] 138.221.180.132.in-addr.arpa.: domain name does not exist
[0] 139.221.180.132.in-addr.arpa.: domain name does not exist
[0] 140.221.180.132.in-addr.arpa.: domain name does not exist
[0] 141.221.180.132.in-addr.arpa.: domain name does not exist
[0] 142.221.180.132.in-addr.arpa.: domain name does not exist
[0] 143.221.180.132.in-addr.arpa.: domain name does not exist
[0] 144.221.180.132.in-addr.arpa.: domain name does not exist
[0] 145.221.180.132.in-addr.arpa.: domain name does not exist
[0] 146.221.180.132.in-addr.arpa.: domain name does not exist
[0] 147.221.180.132.in-addr.arpa.: domain name does not exist
[0] 148.221.180.132.in-addr.arpa.: domain name does not exist
[0] 149.221.180.132.in-addr.arpa.: domain name does not exist
[0] 150.221.180.132.in-addr.arpa.: domain name does not exist
[0] 151.221.180.132.in-addr.arpa.: domain name does not exist
[0] 152.221.180.132.in-addr.arpa.: domain name does not exist
[0] 153.221.180.132.in-addr.arpa.: domain name does not exist
[0] 154.221.180.132.in-addr.arpa.: domain name does not exist
[0] 155.221.180.132.in-addr.arpa.: domain name does not exist
[0] 156.221.180.132.in-addr.arpa.: domain name does not exist
[0] 157.221.180.132.in-addr.arpa.: domain name does not exist
[0] 158.221.180.132.in-addr.arpa.: domain name does not exist
[0] 159.221.180.132.in-addr.arpa.: domain name does not exist
[0] 160.221.180.132.in-addr.arpa.: domain name does not exist
[0] 161.221.180.132.in-addr.arpa.: domain name does not exist
[0] 162.221.180.132.in-addr.arpa.: domain name does not exist
[0] 163.221.180.132.in-addr.arpa.: domain name does not exist
[0] 164.221.180.132.in-addr.arpa.: domain name does not exist
[0] 165.221.180.132.in-addr.arpa.: domain name does not exist
[0] 166.221.180.132.in-addr.arpa.: domain name does not exist
[0] 167.221.180.132.in-addr.arpa.: domain name does not exist
[0] 168.221.180.132.in-addr.arpa.: domain name does not exist
[0] 169.221.180.132.in-addr.arpa.: domain name does not exist
[0] 170.221.180.132.in-addr.arpa.: domain name does not exist
[0] 171.221.180.132.in-addr.arpa.: domain name does not exist
[0] 172.221.180.132.in-addr.arpa.: domain name does not exist
[0] 173.221.180.132.in-addr.arpa.: domain name does not exist
[0] 174.221.180.132.in-addr.arpa.: domain name does not exist
[0] 175.221.180.132.in-addr.arpa.: domain name does not exist
[0] 176.221.180.132.in-addr.arpa.: domain name does not exist
[0] 177.221.180.132.in-addr.arpa.: domain name does not exist
[0] 178.221.180.132.in-addr.arpa.: domain name does not exist
[0] 179.221.180.132.in-addr.arpa.: domain name does not exist
[0] 180.221.180.132.in-addr.arpa.: domain name does not exist
[0] 181.221.180.132.in-addr.arpa.: domain name does not exist
[0] 182.221.180.132.in-addr.arpa.: domain name does not exist
[0] 183.221.180.132.in-addr.arpa.: domain name does not exist
[0] 184.221.180.132.in-addr.arpa.: domain name does not exist
[0] 185.221.180.132.in-addr.arpa.: domain name does not exist
[0] 186.221.180.132.in-addr.arpa.: domain name does not exist
[0] 187.221.180.132.in-addr.arpa.: domain name does not exist
[0] 188.221.180.132.in-addr.arpa.: domain name does not exist
[0] 189.221.180.132.in-addr.arpa.: domain name does not exist
[0] 190.221.180.132.in-addr.arpa.: domain name does not exist
[0] 191.221.180.132.in-addr.arpa.: domain name does not exist
[0] 192.221.180.132.in-addr.arpa.: domain name does not exist
[0] 193.221.180.132.in-addr.arpa.: domain name does not exist
[0] 194.221.180.132.in-addr.arpa.: domain name does not exist
[0] 195.221.180.132.in-addr.arpa.: domain name does not exist
[0] 196.221.180.132.in-addr.arpa.: domain name does not exist
[0] 197.221.180.132.in-addr.arpa.: domain name does not exist
[0] 198.221.180.132.in-addr.arpa.: domain name does not exist
[0] 199.221.180.132.in-addr.arpa.: domain name does not exist
[0] 200.221.180.132.in-addr.arpa.: domain name does not exist
[0] 201.221.180.132.in-addr.arpa.: domain name does not exist
[0] 202.221.180.132.in-addr.arpa.: domain name does not exist
[0] 203.221.180.132.in-addr.arpa.: domain name does not exist
[0] 204.221.180.132.in-addr.arpa.: domain name does not exist
[0] 205.221.180.132.in-addr.arpa.: domain name does not exist
[0] 206.221.180.132.in-addr.arpa.: domain name does not exist
[0] 207.221.180.132.in-addr.arpa.: domain name does not exist
[0] 208.221.180.132.in-addr.arpa.: domain name does not exist
[0] 209.221.180.132.in-addr.arpa.: domain name does not exist
[0] 210.221.180.132.in-addr.arpa.: domain name does not exist
[0] 211.221.180.132.in-addr.arpa.: domain name does not exist
[0] 212.221.180.132.in-addr.arpa.: domain name does not exist
[0] 213.221.180.132.in-addr.arpa.: domain name does not exist
[0] 214.221.180.132.in-addr.arpa.: domain name does not exist
[0] 215.221.180.132.in-addr.arpa.: domain name does not exist
[0] 216.221.180.132.in-addr.arpa.: domain name does not exist
[0] 217.221.180.132.in-addr.arpa.: domain name does not exist
[0] 218.221.180.132.in-addr.arpa.: domain name does not exist
[0] 219.221.180.132.in-addr.arpa.: domain name does not exist
[0] 220.221.180.132.in-addr.arpa.: domain name does not exist
[0] 221.221.180.132.in-addr.arpa.: domain name does not exist
[0] 222.221.180.132.in-addr.arpa.: domain name does not exist
[0] 223.221.180.132.in-addr.arpa.: domain name does not exist
[0] 224.221.180.132.in-addr.arpa.: domain name does not exist
[0] 225.221.180.132.in-addr.arpa.: domain name does not exist
[0] 226.221.180.132.in-addr.arpa.: domain name does not exist
[0] 227.221.180.132.in-addr.arpa.: domain name does not exist
[0] 228.221.180.132.in-addr.arpa.: domain name does not exist
[0] 229.221.180.132.in-addr.arpa.: domain name does not exist
[0] 230.221.180.132.in-addr.arpa.: domain name does not exist
[0] 231.221.180.132.in-addr.arpa.: domain name does not exist
[0] 232.221.180.132.in-addr.arpa.: domain name does not exist
[0] 233.221.180.132.in-addr.arpa.: domain name does not exist
[0] 234.221.180.132.in-addr.arpa.: domain name does not exist
[0] 235.221.180.132.in-addr.arpa.: domain name does not exist
[0] 236.221.180.132.in-addr.arpa.: domain name does not exist
[0] 237.221.180.132.in-addr.arpa.: domain name does not exist
[0] 238.221.180.132.in-addr.arpa.: domain name does not exist
[0] 239.221.180.132.in-addr.arpa.: domain name does not exist
[0] 240.221.180.132.in-addr.arpa.: domain name does not exist
[0] 241.221.180.132.in-addr.arpa.: domain name does not exist
[0] 242.221.180.132.in-addr.arpa.: domain name does not exist
[0] 243.221.180.132.in-addr.arpa.: domain name does not exist
[0] 244.221.180.132.in-addr.arpa.: domain name does not exist
[0] 245.221.180.132.in-addr.arpa.: domain name does not exist
[0] 246.221.180.132.in-addr.arpa.: domain name does not exist
[0] 247.221.180.132.in-addr.arpa.: domain name does not exist
[0] 248.221.180.132.in-addr.arpa.: domain name does not exist
[0] 249.221.180.132.in-addr.arpa.: domain name does not exist
[86400] 250.221.180.132.in-addr.arpa. domain name pointer sn221test.test.uni-bayreuth.de
[0] 251.221.180.132.in-addr.arpa.: domain name does not exist
[0] 252.221.180.132.in-addr.arpa.: domain name does not exist
[0] 253.221.180.132.in-addr.arpa.: domain name does not exist
[86400] 254.221.180.132.in-addr.arpa. domain name pointer sn221gate.gate.uni-bayreuth.de
[0] 255.221.180.132.in-addr.arpa.: domain name does not exist