Host 0.7.87.212.in-addr.arpa not found: 3(NXDOMAIN)
[86400] 1.7.87.212.in-addr.arpa domain name pointer tajfun.igf.fuw.edu.pl.
Host 2.7.87.212.in-addr.arpa not found: 3(NXDOMAIN)
Host 3.7.87.212.in-addr.arpa not found: 3(NXDOMAIN)
[86400] 4.7.87.212.in-addr.arpa domain name pointer lech.igf.fuw.edu.pl.
[86400] 5.7.87.212.in-addr.arpa domain name pointer drukarka.igf.fuw.edu.pl.
[86400] 6.7.87.212.in-addr.arpa domain name pointer pomiar.igf.fuw.edu.pl.
[86400] 7.7.87.212.in-addr.arpa domain name pointer magirus.igf.fuw.edu.pl.
[86400] 8.7.87.212.in-addr.arpa domain name pointer raistlin.igf.fuw.edu.pl.
[86400] 9.7.87.212.in-addr.arpa domain name pointer dns.igf.fuw.edu.pl.
[86400] 10.7.87.212.in-addr.arpa domain name pointer lech1.igf.fuw.edu.pl.
[86400] 11.7.87.212.in-addr.arpa domain name pointer litosfera.igf.fuw.edu.pl.
[86400] 12.7.87.212.in-addr.arpa domain name pointer kometa.igf.fuw.edu.pl.
[86400] 13.7.87.212.in-addr.arpa domain name pointer 106.igf.fuw.edu.pl.
[86400] 14.7.87.212.in-addr.arpa domain name pointer 106a.igf.fuw.edu.pl.
[86400] 15.7.87.212.in-addr.arpa domain name pointer kasztel.igf.fuw.edu.pl.
[86400] 16.7.87.212.in-addr.arpa domain name pointer atmo1.igf.fuw.edu.pl.
[86400] 17.7.87.212.in-addr.arpa domain name pointer sekretariat.igf.fuw.edu.pl.
[86400] 18.7.87.212.in-addr.arpa domain name pointer perun.igf.fuw.edu.pl.
[86400] 19.7.87.212.in-addr.arpa domain name pointer backup.igf.fuw.edu.pl.
[86400] 20.7.87.212.in-addr.arpa domain name pointer kleofas.igf.fuw.edu.pl.
[86400] 21.7.87.212.in-addr.arpa domain name pointer cache.igf.fuw.edu.pl.
[86400] 22.7.87.212.in-addr.arpa domain name pointer maria.igf.fuw.edu.pl.
Host 23.7.87.212.in-addr.arpa not found: 3(NXDOMAIN)
[86400] 24.7.87.212.in-addr.arpa domain name pointer piwnica14.igf.fuw.edu.pl.
Host 25.7.87.212.in-addr.arpa not found: 3(NXDOMAIN)
Host 26.7.87.212.in-addr.arpa not found: 3(NXDOMAIN)
[86400] 27.7.87.212.in-addr.arpa domain name pointer libra.igf.fuw.edu.pl.
[86400] 28.7.87.212.in-addr.arpa domain name pointer haft.igf.fuw.edu.pl.
[86400] 29.7.87.212.in-addr.arpa domain name pointer szoplik.igf.fuw.edu.
Host 30.7.87.212.in-addr.arpa not found: 3(NXDOMAIN)
[86400] 31.7.87.212.in-addr.arpa domain name pointer bisio.igf.fuw.edu.pl.
Host 32.7.87.212.in-addr.arpa not found: 3(NXDOMAIN)
[86400] 33.7.87.212.in-addr.arpa domain name pointer sekr.igf.fuw.edu.pl.
Host 34.7.87.212.in-addr.arpa not found: 3(NXDOMAIN)
Host 35.7.87.212.in-addr.arpa not found: 3(NXDOMAIN)
Host 36.7.87.212.in-addr.arpa not found: 3(NXDOMAIN)
[86400] 37.7.87.212.in-addr.arpa domain name pointer hplj2300.igf.fuw.edu.pl.
Host 38.7.87.212.in-addr.arpa query failed: Connection Timed Out
[86400] 39.7.87.212.in-addr.arpa domain name pointer kasia.igf.fuw.edu.pl.
[86400] 40.7.87.212.in-addr.arpa domain name pointer laserjet.igf.fuw.edu.pl.
[86400] 41.7.87.212.in-addr.arpa domain name pointer sjpc06.igf.fuw.edu.pl.
[86400] 42.7.87.212.in-addr.arpa domain name pointer sjpc07.igf.fuw.edu.pl.
[86400] 43.7.87.212.in-addr.arpa domain name pointer sjpc02.igf.fuw.edu.pl.
[86400] 44.7.87.212.in-addr.arpa domain name pointer sjpc04.igf.fuw.edu.pl.
[86400] 45.7.87.212.in-addr.arpa domain name pointer zsjaxr.igf.fuw.edu.pl.
[86400] 46.7.87.212.in-addr.arpa domain name pointer sjpc01.igf.fuw.edu.pl.
[86400] 47.7.87.212.in-addr.arpa domain name pointer sjpc14.igf.fuw.edu.pl.
[86400] 48.7.87.212.in-addr.arpa domain name pointer sjpc05.igf.fuw.edu.pl.
[86400] 49.7.87.212.in-addr.arpa domain name pointer sjpc11.igf.fuw.edu.pl.
[86400] 50.7.87.212.in-addr.arpa domain name pointer zsjaxp.igf.fuw.edu.pl.
[86400] 51.7.87.212.in-addr.arpa domain name pointer sjpc08.igf.fuw.edu.pl.
[86400] 52.7.87.212.in-addr.arpa domain name pointer sjxt01.igf.fuw.edu.pl.
[86400] 53.7.87.212.in-addr.arpa domain name pointer sjpr01.igf.fuw.edu.pl.
[86400] 54.7.87.212.in-addr.arpa domain name pointer sjpc09.igf.fuw.edu.pl.
[86400] 55.7.87.212.in-addr.arpa domain name pointer beta.fuw.edu.pl.
[86400] 56.7.87.212.in-addr.arpa domain name pointer zsjaxq.igf.fuw.edu.pl.
[86400] 57.7.87.212.in-addr.arpa domain name pointer sjpc03.igf.fuw.edu.pl.
[86400] 58.7.87.212.in-addr.arpa domain name pointer sjpc13.igf.fuw.edu.pl.
[86400] 59.7.87.212.in-addr.arpa domain name pointer zsj.igf.fuw.edu.pl.
[86400] 60.7.87.212.in-addr.arpa domain name pointer ok1.igf.fuw.edu.pl.
[86400] 61.7.87.212.in-addr.arpa domain name pointer sjpc16.igf.fuw.edu.pl.
[86400] 62.7.87.212.in-addr.arpa domain name pointer sjpc17.igf.fuw.edu.pl.
[86400] 63.7.87.212.in-addr.arpa domain name pointer tibboh.igf.fuw.edu.pl.
Host 64.7.87.212.in-addr.arpa not found: 3(NXDOMAIN)
[86400] 65.7.87.212.in-addr.arpa domain name pointer zsj1.igf.fuw.edu.pl.
[86400] 66.7.87.212.in-addr.arpa domain name pointer sjpc12.igf.fuw.edu.pl.
[86400] 67.7.87.212.in-addr.arpa domain name pointer sjpc15.igf.fuw.edu.pl.
[86400] 68.7.87.212.in-addr.arpa domain name pointer ok2.igf.fuw.edu.pl.
[86400] 69.7.87.212.in-addr.arpa domain name pointer dell.igf.fuw.edu.pl.
[86400] 70.7.87.212.in-addr.arpa domain name pointer waldi.igf.fuw.edu.pl.
[86400] 71.7.87.212.in-addr.arpa domain name pointer suncms1.fuw.edu.pl.
[86400] 72.7.87.212.in-addr.arpa domain name pointer heniek.igf.fuw.edu.pl.
[86400] 73.7.87.212.in-addr.arpa domain name pointer wojtek.igf.fuw.edu.pl.
[86400] 74.7.87.212.in-addr.arpa domain name pointer chris-1.igf.fuw.edu.pl.
[86400] 75.7.87.212.in-addr.arpa domain name pointer lab1.igf.fuw.edu.pl.
[86400] 76.7.87.212.in-addr.arpa domain name pointer pccms1.igf.fuw.edu.pl.
[86400] 77.7.87.212.in-addr.arpa domain name pointer pccms2.igf.fuw.edu.pl.
[86400] 78.7.87.212.in-addr.arpa domain name pointer pccms3.igf.fuw.edu.pl.
[86400] 79.7.87.212.in-addr.arpa domain name pointer pcstack.igf.fuw.edu.pl.
[86400] 80.7.87.212.in-addr.arpa domain name pointer pccms4.igf.fuw.edu.pl.
[86400] 81.7.87.212.in-addr.arpa domain name pointer pccms5.igf.fuw.edu.pl.
[86400] 82.7.87.212.in-addr.arpa domain name pointer lab2.igf.fuw.edu.pl.
[86400] 83.7.87.212.in-addr.arpa domain name pointer lab3.igf.fuw.edu.pl.
[86400] 84.7.87.212.in-addr.arpa domain name pointer miki.igf.fuw.edu.pl.
[86400] 85.7.87.212.in-addr.arpa domain name pointer pccms6.igf.fuw.edu.pl.
Host 86.7.87.212.in-addr.arpa not found: 3(NXDOMAIN)
[86400] 87.7.87.212.in-addr.arpa domain name pointer pccms7.igf.fuw.edu.pl.
[86400] 88.7.87.212.in-addr.arpa domain name pointer pccms8.igf.fuw.edu.pl.
[86400] 89.7.87.212.in-addr.arpa domain name pointer elhep1.igf.fuw.edu.pl.
[86400] 90.7.87.212.in-addr.arpa domain name pointer pccms9.igf.fuw.edu.pl.
[86400] 91.7.87.212.in-addr.arpa domain name pointer elektron1.igf.fuw.edu.pl.
[86400] 92.7.87.212.in-addr.arpa domain name pointer elektron2.igf.fuw.edu.pl.
[86400] 93.7.87.212.in-addr.arpa domain name pointer elektra.igf.fuw.edu.pl.
[86400] 94.7.87.212.in-addr.arpa domain name pointer elektron4.igf.fuw.edu.pl.
[86400] 95.7.87.212.in-addr.arpa domain name pointer elektron5.igf.fuw.edu.pl.
[86400] 96.7.87.212.in-addr.arpa domain name pointer elektron6.igf.fuw.edu.pl.
[86400] 97.7.87.212.in-addr.arpa domain name pointer elektron7.igf.fuw.edu.pl.
[86400] 98.7.87.212.in-addr.arpa domain name pointer elektron8.igf.fuw.edu.pl.
[86400] 99.7.87.212.in-addr.arpa domain name pointer elektron9.igf.fuw.edu.pl.
[86400] 100.7.87.212.in-addr.arpa domain name pointer elektron10.igf.fuw.edu.pl.
[86400] 101.7.87.212.in-addr.arpa domain name pointer elektron11.igf.fuw.edu.pl.
[86400] 102.7.87.212.in-addr.arpa domain name pointer elektron12.igf.fuw.edu.pl.
[86400] 103.7.87.212.in-addr.arpa domain name pointer ip103.igf.fuw.edu.pl.
[86400] 104.7.87.212.in-addr.arpa domain name pointer ip104.igf.fuw.edu.pl.
[86400] 105.7.87.212.in-addr.arpa domain name pointer ip105.igf.fuw.edu.pl.
[86400] 106.7.87.212.in-addr.arpa domain name pointer ip106.igf.fuw.edu.pl.
[86400] 107.7.87.212.in-addr.arpa domain name pointer ip107.igf.fuw.edu.pl.
[86400] 108.7.87.212.in-addr.arpa domain name pointer ip108.igf.fuw.edu.pl.
[86400] 109.7.87.212.in-addr.arpa domain name pointer ip109.igf.fuw.edu.pl.
[86400] 110.7.87.212.in-addr.arpa domain name pointer hammer.igf.fuw.edu.pl.
Host 111.7.87.212.in-addr.arpa not found: 3(NXDOMAIN)
Host 112.7.87.212.in-addr.arpa not found: 3(NXDOMAIN)
Host 113.7.87.212.in-addr.arpa not found: 3(NXDOMAIN)
[86400] 114.7.87.212.in-addr.arpa domain name pointer amd.igf.fuw.edu.pl.
[86400] 115.7.87.212.in-addr.arpa domain name pointer afm.igf.fuw.edu.pl.
[86400] 116.7.87.212.in-addr.arpa domain name pointer nikon.igf.fuw.edu.pl.
[86400] 117.7.87.212.in-addr.arpa domain name pointer warsztaty.igf.fuw.edu.pl.
Host 118.7.87.212.in-addr.arpa not found: 3(NXDOMAIN)
Host 119.7.87.212.in-addr.arpa not found: 3(NXDOMAIN)
Host 120.7.87.212.in-addr.arpa not found: 3(NXDOMAIN)
[86400] 121.7.87.212.in-addr.arpa domain name pointer stratus.igf.fuw.edu.pl.
Host 122.7.87.212.in-addr.arpa not found: 3(NXDOMAIN)
Host 123.7.87.212.in-addr.arpa not found: 3(NXDOMAIN)
[86400] 124.7.87.212.in-addr.arpa domain name pointer grad.igf.fuw.edu.pl.
[86400] 125.7.87.212.in-addr.arpa domain name pointer burza.igf.fuw.edu.pl.
[86400] 126.7.87.212.in-addr.arpa domain name pointer nobel.igf.fuw.edu.pl.
Host 127.7.87.212.in-addr.arpa not found: 3(NXDOMAIN)
[86400] 128.7.87.212.in-addr.arpa domain name pointer net.igf.fuw.edu.pl.
Host 129.7.87.212.in-addr.arpa not found: 3(NXDOMAIN)
Host 130.7.87.212.in-addr.arpa not found: 3(NXDOMAIN)
[86400] 131.7.87.212.in-addr.arpa domain name pointer wizard.igf.fuw.edu.pl.
[86400] 132.7.87.212.in-addr.arpa domain name pointer msts.igf.fuw.edu.pl.
[86400] 133.7.87.212.in-addr.arpa domain name pointer lech2.igf.fuw.edu.pl.
Host 134.7.87.212.in-addr.arpa not found: 3(NXDOMAIN)
[86400] 135.7.87.212.in-addr.arpa domain name pointer libra1.igf.fuw.edu.pl.
[86400] 136.7.87.212.in-addr.arpa domain name pointer libra2.igf.fuw.edu.pl.
[86400] 137.7.87.212.in-addr.arpa domain name pointer meteo.igf.fuw.edu.pl.
Host 138.7.87.212.in-addr.arpa not found: 3(NXDOMAIN)
Host 139.7.87.212.in-addr.arpa not found: 3(NXDOMAIN)
[86400] 140.7.87.212.in-addr.arpa domain name pointer sjpc40.igf.fuw.edu.pl.
[86400] 141.7.87.212.in-addr.arpa domain name pointer sjpc41.igf.fuw.edu.pl.
[86400] 142.7.87.212.in-addr.arpa domain name pointer sjpc10.igf.fuw.edu.pl.
Host 143.7.87.212.in-addr.arpa not found: 3(NXDOMAIN)
Host 144.7.87.212.in-addr.arpa not found: 3(NXDOMAIN)
[86400] 145.7.87.212.in-addr.arpa domain name pointer sjpc45.igf.fuw.edu.pl.
Host 146.7.87.212.in-addr.arpa not found: 3(NXDOMAIN)
[86400] 147.7.87.212.in-addr.arpa domain name pointer sjpc47.igf.fuw.edu.pl.
Host 148.7.87.212.in-addr.arpa not found: 3(NXDOMAIN)
Host 149.7.87.212.in-addr.arpa not found: 3(NXDOMAIN)
[86400] 150.7.87.212.in-addr.arpa domain name pointer zsjlin.igf.fuw.edu.pl.
[86400] 151.7.87.212.in-addr.arpa domain name pointer dgf.igf.fuw.edu.pl.
[86400] 152.7.87.212.in-addr.arpa domain name pointer reset.igf.fuw.edu.pl.
Host 153.7.87.212.in-addr.arpa not found: 3(NXDOMAIN)
[86400] 154.7.87.212.in-addr.arpa domain name pointer sjpc54.igf.fuw.edu.pl.
[86400] 155.7.87.212.in-addr.arpa domain name pointer beta1.fuw.edu.pl.
[86400] 156.7.87.212.in-addr.arpa domain name pointer sjpc21.igf.fuw.edu.pl.
Host 157.7.87.212.in-addr.arpa not found: 3(NXDOMAIN)
Host 158.7.87.212.in-addr.arpa not found: 3(NXDOMAIN)
Host 159.7.87.212.in-addr.arpa not found: 3(NXDOMAIN)
[86400] 160.7.87.212.in-addr.arpa domain name pointer sjpc60.igf.fuw.edu.pl.
Host 161.7.87.212.in-addr.arpa not found: 3(NXDOMAIN)
Host 162.7.87.212.in-addr.arpa not found: 3(NXDOMAIN)
Host 163.7.87.212.in-addr.arpa not found: 3(NXDOMAIN)
Host 164.7.87.212.in-addr.arpa not found: 3(NXDOMAIN)
Host 165.7.87.212.in-addr.arpa not found: 3(NXDOMAIN)
Host 166.7.87.212.in-addr.arpa not found: 3(NXDOMAIN)
Host 167.7.87.212.in-addr.arpa not found: 3(NXDOMAIN)
Host 168.7.87.212.in-addr.arpa not found: 3(NXDOMAIN)
Host 169.7.87.212.in-addr.arpa not found: 3(NXDOMAIN)
Host 170.7.87.212.in-addr.arpa not found: 3(NXDOMAIN)
Host 171.7.87.212.in-addr.arpa not found: 3(NXDOMAIN)
Host 172.7.87.212.in-addr.arpa not found: 3(NXDOMAIN)
Host 173.7.87.212.in-addr.arpa not found: 3(NXDOMAIN)
Host 174.7.87.212.in-addr.arpa not found: 3(NXDOMAIN)
Host 175.7.87.212.in-addr.arpa not found: 3(NXDOMAIN)
Host 176.7.87.212.in-addr.arpa not found: 3(NXDOMAIN)
Host 177.7.87.212.in-addr.arpa not found: 3(NXDOMAIN)
Host 178.7.87.212.in-addr.arpa not found: 3(NXDOMAIN)
Host 179.7.87.212.in-addr.arpa not found: 3(NXDOMAIN)
Host 180.7.87.212.in-addr.arpa not found: 3(NXDOMAIN)
[86400] 181.7.87.212.in-addr.arpa domain name pointer Uott.uw.edu.pl.
[86400] 182.7.87.212.in-addr.arpa domain name pointer salix.igf.fuw.edu.pl.
[86400] 183.7.87.212.in-addr.arpa domain name pointer nextwm.igf.fuw.edu.pl.
[86400] 184.7.87.212.in-addr.arpa domain name pointer uottnb1.igf.fuw.edu.pl.
Host 185.7.87.212.in-addr.arpa query failed: Connection Timed Out
[86400] 186.7.87.212.in-addr.arpa domain name pointer njg.igf.fuw.edu.pl.
[86400] 187.7.87.212.in-addr.arpa domain name pointer deimos.ids.edu.pl.
[86400] 188.7.87.212.in-addr.arpa domain name pointer uottpc2.igf.fuw.edu.pl.
[86400] 189.7.87.212.in-addr.arpa domain name pointer sylvia.igf.fuw.edu.pl.
[86400] 190.7.87.212.in-addr.arpa domain name pointer uott-printer.igf.fuw.edu.pl.
[86400] 191.7.87.212.in-addr.arpa domain name pointer student1.igf.fuw.edu.pl.
[86400] 192.7.87.212.in-addr.arpa domain name pointer Isekr.igf.fuw.edu.pl.
[86400] 193.7.87.212.in-addr.arpa domain name pointer Iprac.igf.fuw.edu.pl.
Host 194.7.87.212.in-addr.arpa not found: 3(NXDOMAIN)
Host 195.7.87.212.in-addr.arpa not found: 3(NXDOMAIN)
Host 196.7.87.212.in-addr.arpa not found: 3(NXDOMAIN)
Host 197.7.87.212.in-addr.arpa not found: 3(NXDOMAIN)
Host 198.7.87.212.in-addr.arpa not found: 3(NXDOMAIN)
Host 199.7.87.212.in-addr.arpa not found: 3(NXDOMAIN)
Host 200.7.87.212.in-addr.arpa not found: 3(NXDOMAIN)
Host 201.7.87.212.in-addr.arpa not found: 3(NXDOMAIN)
Host 202.7.87.212.in-addr.arpa not found: 3(NXDOMAIN)
Host 203.7.87.212.in-addr.arpa not found: 3(NXDOMAIN)
Host 204.7.87.212.in-addr.arpa not found: 3(NXDOMAIN)
Host 205.7.87.212.in-addr.arpa not found: 3(NXDOMAIN)
[86400] 206.7.87.212.in-addr.arpa domain name pointer IIprac1.igf.fuw.edu.pl.
[86400] 207.7.87.212.in-addr.arpa domain name pointer korado.igf.fuw.edu.pl.
[86400] 208.7.87.212.in-addr.arpa domain name pointer dryf.igf.fuw.edu.pl.
[86400] 209.7.87.212.in-addr.arpa domain name pointer alfred.igf.fuw.edu.pl.
[86400] 210.7.87.212.in-addr.arpa domain name pointer IIprac2.igf.fuw.edu.pl.
[86400] 211.7.87.212.in-addr.arpa domain name pointer loptyk1.igf.fuw.edu.pl.
[86400] 212.7.87.212.in-addr.arpa domain name pointer loptyk2.igf.fuw.edu.pl.
[86400] 213.7.87.212.in-addr.arpa domain name pointer loptyk3.igf.fuw.edu.pl.
[86400] 214.7.87.212.in-addr.arpa domain name pointer loptyk4.igf.fuw.edu.pl.
[86400] 215.7.87.212.in-addr.arpa domain name pointer ammono.igf.fuw.edu.pl.
[86400] 216.7.87.212.in-addr.arpa domain name pointer movpe.igf.fuw.edu.pl.
[86400] 217.7.87.212.in-addr.arpa domain name pointer model.igf.fuw.edu.pl.
Host 218.7.87.212.in-addr.arpa not found: 3(NXDOMAIN)
Host 219.7.87.212.in-addr.arpa not found: 3(NXDOMAIN)
Host 220.7.87.212.in-addr.arpa not found: 3(NXDOMAIN)
Host 221.7.87.212.in-addr.arpa not found: 3(NXDOMAIN)
Host 222.7.87.212.in-addr.arpa not found: 3(NXDOMAIN)
Host 223.7.87.212.in-addr.arpa not found: 3(NXDOMAIN)
[86400] 224.7.87.212.in-addr.arpa domain name pointer pccms10.igf.fuw.edu.pl.
[86400] 225.7.87.212.in-addr.arpa domain name pointer pccms11.igf.fuw.edu.pl.
[86400] 226.7.87.212.in-addr.arpa domain name pointer pccms12.igf.fuw.edu.pl.
[86400] 227.7.87.212.in-addr.arpa domain name pointer pccms13.igf.fuw.edu.pl.
Host 228.7.87.212.in-addr.arpa not found: 3(NXDOMAIN)
Host 229.7.87.212.in-addr.arpa not found: 3(NXDOMAIN)
Host 230.7.87.212.in-addr.arpa not found: 3(NXDOMAIN)
Host 231.7.87.212.in-addr.arpa not found: 3(NXDOMAIN)
Host 232.7.87.212.in-addr.arpa not found: 3(NXDOMAIN)
Host 233.7.87.212.in-addr.arpa not found: 3(NXDOMAIN)
Host 234.7.87.212.in-addr.arpa not found: 3(NXDOMAIN)
Host 235.7.87.212.in-addr.arpa not found: 3(NXDOMAIN)
Host 236.7.87.212.in-addr.arpa not found: 3(NXDOMAIN)
Host 237.7.87.212.in-addr.arpa not found: 3(NXDOMAIN)
Host 238.7.87.212.in-addr.arpa not found: 3(NXDOMAIN)
Host 239.7.87.212.in-addr.arpa not found: 3(NXDOMAIN)
[86400] 240.7.87.212.in-addr.arpa domain name pointer gladsheim.igf.fuw.edu.pl.
Host 241.7.87.212.in-addr.arpa not found: 3(NXDOMAIN)
Host 242.7.87.212.in-addr.arpa not found: 3(NXDOMAIN)
[86400] 243.7.87.212.in-addr.arpa domain name pointer seth.igf.fuw.edu.pl.
Host 244.7.87.212.in-addr.arpa not found: 3(NXDOMAIN)
Host 245.7.87.212.in-addr.arpa not found: 3(NXDOMAIN)
Host 246.7.87.212.in-addr.arpa not found: 3(NXDOMAIN)
Host 247.7.87.212.in-addr.arpa not found: 3(NXDOMAIN)
Host 248.7.87.212.in-addr.arpa not found: 3(NXDOMAIN)
Host 249.7.87.212.in-addr.arpa not found: 3(NXDOMAIN)
[86400] 250.7.87.212.in-addr.arpa domain name pointer wierzba.igf.fuw.edu.pl.
[78952] 251.7.87.212.in-addr.arpa domain name pointer noc.igf.fuw.edu.pl.
[86400] 252.7.87.212.in-addr.arpa domain name pointer igf-s2.igf.fuw.edu.pl.
[86400] 253.7.87.212.in-addr.arpa domain name pointer igf-s1.igf.fuw.edu.pl.
[86400] 254.7.87.212.in-addr.arpa domain name pointer gate.igf.fuw.edu.pl.
Host 255.7.87.212.in-addr.arpa not found: 3(NXDOMAIN)