[0] 0.189.69.220.in-addr.arpa not found: 3(NXDOMAIN)
[14400] 1.189.69.220.in-addr.arpa. domain name pointer v89-1.icu.ac.kr
[14400] 2.189.69.220.in-addr.arpa. domain name pointer v89-2.icu.ac.kr
[14400] 3.189.69.220.in-addr.arpa. domain name pointer v89-3.icu.ac.kr
[14400] 4.189.69.220.in-addr.arpa. domain name pointer v89-4.icu.ac.kr
[14400] 5.189.69.220.in-addr.arpa. domain name pointer v89-5.icu.ac.kr
[14400] 6.189.69.220.in-addr.arpa. domain name pointer v89-6.icu.ac.kr
[14400] 7.189.69.220.in-addr.arpa. domain name pointer v89-7.icu.ac.kr
[14400] 8.189.69.220.in-addr.arpa. domain name pointer v89-8.icu.ac.kr
[14400] 9.189.69.220.in-addr.arpa. domain name pointer v89-9.icu.ac.kr
[14400] 10.189.69.220.in-addr.arpa. domain name pointer v89-10.icu.ac.kr
[14400] 11.189.69.220.in-addr.arpa. domain name pointer v89-11.icu.ac.kr
[14400] 12.189.69.220.in-addr.arpa. domain name pointer v89-12.icu.ac.kr
[14400] 13.189.69.220.in-addr.arpa. domain name pointer v89-13.icu.ac.kr
[14400] 14.189.69.220.in-addr.arpa. domain name pointer v89-14.icu.ac.kr
[14400] 15.189.69.220.in-addr.arpa. domain name pointer v89-15.icu.ac.kr
[14400] 16.189.69.220.in-addr.arpa. domain name pointer v89-16.icu.ac.kr
[14400] 17.189.69.220.in-addr.arpa. domain name pointer v89-17.icu.ac.kr
[14400] 18.189.69.220.in-addr.arpa. domain name pointer v89-18.icu.ac.kr
[14400] 19.189.69.220.in-addr.arpa. domain name pointer v89-19.icu.ac.kr
[14400] 20.189.69.220.in-addr.arpa. domain name pointer v89-20.icu.ac.kr
[14400] 21.189.69.220.in-addr.arpa. domain name pointer mccb.icu.ac.kr
[14400] 22.189.69.220.in-addr.arpa. domain name pointer mccb-prn.icu.ac.kr
[14400] 23.189.69.220.in-addr.arpa. domain name pointer mccb-prn2.icu.ac.kr
[14400] 24.189.69.220.in-addr.arpa. domain name pointer mccb-linux.icu.ac.kr
[14400] 25.189.69.220.in-addr.arpa. domain name pointer srtlabnt2.icu.ac.kr
[14400] 26.189.69.220.in-addr.arpa. domain name pointer srtlabnt3.icu.ac.kr
[14400] 27.189.69.220.in-addr.arpa. domain name pointer srtlabnt4.icu.ac.kr
[14400] 28.189.69.220.in-addr.arpa. domain name pointer srtlabnt6.icu.ac.kr
[14400] 29.189.69.220.in-addr.arpa. domain name pointer pclinux-hrkim.icu.ac.kr
[14400] 30.189.69.220.in-addr.arpa. domain name pointer pclinux-hrkim2.icu.ac.kr
[14400] 31.189.69.220.in-addr.arpa. domain name pointer srtlab-prn.icu.ac.kr
[14400] 32.189.69.220.in-addr.arpa. domain name pointer hrkim-prn.icu.ac.kr
[14400] 33.189.69.220.in-addr.arpa. domain name pointer srtlab.icu.ac.kr
[14400] 34.189.69.220.in-addr.arpa. domain name pointer ivy-ps.icu.ac.kr
[14400] 35.189.69.220.in-addr.arpa. domain name pointer active.icu.ac.kr
[14400] 36.189.69.220.in-addr.arpa. domain name pointer ivyprinter.icu.ac.kr
[14400] 37.189.69.220.in-addr.arpa. domain name pointer lena.icu.ac.kr
[14400] 38.189.69.220.in-addr.arpa. domain name pointer image.icu.ac.kr
[14400] 39.189.69.220.in-addr.arpa. domain name pointer ivory.icu.ac.kr
[14400] 40.189.69.220.in-addr.arpa. domain name pointer video.icu.ac.kr
[14400] 41.189.69.220.in-addr.arpa. domain name pointer babara.icu.ac.kr
[14400] 42.189.69.220.in-addr.arpa. domain name pointer ivy-p2.icu.ac.kr
[14400] 43.189.69.220.in-addr.arpa. domain name pointer hemera.icu.ac.kr
[14400] 44.189.69.220.in-addr.arpa. domain name pointer nyx.icu.ac.kr
[14400] 45.189.69.220.in-addr.arpa. domain name pointer ivy.icu.ac.kr
[14400] 46.189.69.220.in-addr.arpa. domain name pointer next.icu.ac.kr
[14400] 47.189.69.220.in-addr.arpa. domain name pointer baboon.icu.ac.kr
[14400] 48.189.69.220.in-addr.arpa. domain name pointer ivy0.icu.ac.kr
[14400] 49.189.69.220.in-addr.arpa. domain name pointer ivy1.icu.ac.kr
[14400] 50.189.69.220.in-addr.arpa. domain name pointer ivycolor.icu.ac.kr
[14400] 51.189.69.220.in-addr.arpa. domain name pointer ivyremote1.icu.ac.kr
[14400] 52.189.69.220.in-addr.arpa. domain name pointer ivyremote2.icu.ac.kr
[14400] 53.189.69.220.in-addr.arpa. domain name pointer ivyremote3.icu.ac.kr
[14400] 54.189.69.220.in-addr.arpa. domain name pointer ivyremote4.icu.ac.kr
[14400] 55.189.69.220.in-addr.arpa. domain name pointer ivyremote5.icu.ac.kr
[14400] 56.189.69.220.in-addr.arpa. domain name pointer ivylab.icu.ac.kr
[14400] 57.189.69.220.in-addr.arpa. domain name pointer ivyremote7.icu.ac.kr
[14400] 58.189.69.220.in-addr.arpa. domain name pointer ivyremote8.icu.ac.kr
[14400] 59.189.69.220.in-addr.arpa. domain name pointer ivyremote9.icu.ac.kr
[14400] 60.189.69.220.in-addr.arpa. domain name pointer ivyremote10.icu.ac.kr
[14400] 61.189.69.220.in-addr.arpa. domain name pointer ivyremote11.icu.ac.kr
[14400] 62.189.69.220.in-addr.arpa. domain name pointer ivyremote12.icu.ac.kr
[14400] 63.189.69.220.in-addr.arpa. domain name pointer ivyremote13.icu.ac.kr
[14400] 64.189.69.220.in-addr.arpa. domain name pointer ivyremote14.icu.ac.kr
[14400] 65.189.69.220.in-addr.arpa. domain name pointer ivyremote15.icu.ac.kr
[14400] 66.189.69.220.in-addr.arpa. domain name pointer ivyremote16.icu.ac.kr
[14400] 67.189.69.220.in-addr.arpa. domain name pointer tinuxmccb.icu.ac.kr
[14400] 68.189.69.220.in-addr.arpa. domain name pointer notelinuxmccb.icu.ac.kr
[14400] 69.189.69.220.in-addr.arpa. domain name pointer internalmccb.icu.ac.kr
[14400] 70.189.69.220.in-addr.arpa. domain name pointer ivyremote17.icu.ac.kr
[14400] 71.189.69.220.in-addr.arpa. domain name pointer ivyremote18.icu.ac.kr
[14400] 72.189.69.220.in-addr.arpa. domain name pointer ivyremote19.icu.ac.kr
[14400] 73.189.69.220.in-addr.arpa. domain name pointer ivyremote20.icu.ac.kr
[14400] 74.189.69.220.in-addr.arpa. domain name pointer smmccb.icu.ac.kr
[14400] 75.189.69.220.in-addr.arpa. domain name pointer accessibility.icu.ac.kr
[14400] 76.189.69.220.in-addr.arpa. domain name pointer mccbstb.icu.ac.kr
[14400] 77.189.69.220.in-addr.arpa. domain name pointer v89-77.icu.ac.kr
[14400] 78.189.69.220.in-addr.arpa. domain name pointer v89-78.icu.ac.kr
[14400] 79.189.69.220.in-addr.arpa. domain name pointer v89-79.icu.ac.kr
[14400] 80.189.69.220.in-addr.arpa. domain name pointer v89-80.icu.ac.kr
[14400] 81.189.69.220.in-addr.arpa. domain name pointer v89-81.icu.ac.kr
[14400] 82.189.69.220.in-addr.arpa. domain name pointer v89-82.icu.ac.kr
[14400] 83.189.69.220.in-addr.arpa. domain name pointer v89-83.icu.ac.kr
[14400] 84.189.69.220.in-addr.arpa. domain name pointer v89-84.icu.ac.kr
[14400] 85.189.69.220.in-addr.arpa. domain name pointer v89-85.icu.ac.kr
[14400] 86.189.69.220.in-addr.arpa. domain name pointer v89-86.icu.ac.kr
[14400] 87.189.69.220.in-addr.arpa. domain name pointer v89-87.icu.ac.kr
[14400] 88.189.69.220.in-addr.arpa. domain name pointer v89-88.icu.ac.kr
[14400] 89.189.69.220.in-addr.arpa. domain name pointer v89-89.icu.ac.kr
[14400] 90.189.69.220.in-addr.arpa. domain name pointer v89-90.icu.ac.kr
[14400] 91.189.69.220.in-addr.arpa. domain name pointer v89-91.icu.ac.kr
[14400] 92.189.69.220.in-addr.arpa. domain name pointer v89-92.icu.ac.kr
[14400] 93.189.69.220.in-addr.arpa. domain name pointer v89-93.icu.ac.kr
[14400] 94.189.69.220.in-addr.arpa. domain name pointer v89-94.icu.ac.kr
[14400] 95.189.69.220.in-addr.arpa. domain name pointer v89-95.icu.ac.kr
[14400] 96.189.69.220.in-addr.arpa. domain name pointer v89-96.icu.ac.kr
[14400] 97.189.69.220.in-addr.arpa. domain name pointer v89-97.icu.ac.kr
[14400] 98.189.69.220.in-addr.arpa. domain name pointer v89-98.icu.ac.kr
[14400] 99.189.69.220.in-addr.arpa. domain name pointer v89-99.icu.ac.kr
[14400] 100.189.69.220.in-addr.arpa. domain name pointer v89-100.icu.ac.kr
[14400] 101.189.69.220.in-addr.arpa. domain name pointer v89-101.icu.ac.kr
[14400] 102.189.69.220.in-addr.arpa. domain name pointer v89-102.icu.ac.kr
[14400] 103.189.69.220.in-addr.arpa. domain name pointer v89-103.icu.ac.kr
[14400] 104.189.69.220.in-addr.arpa. domain name pointer v89-104.icu.ac.kr
[14400] 105.189.69.220.in-addr.arpa. domain name pointer v89-105.icu.ac.kr
[14400] 106.189.69.220.in-addr.arpa. domain name pointer v89-106.icu.ac.kr
[14400] 107.189.69.220.in-addr.arpa. domain name pointer v89-107.icu.ac.kr
[14400] 108.189.69.220.in-addr.arpa. domain name pointer v89-108.icu.ac.kr
[14400] 109.189.69.220.in-addr.arpa. domain name pointer v89-109.icu.ac.kr
[14400] 110.189.69.220.in-addr.arpa. domain name pointer v89-110.icu.ac.kr
[14400] 111.189.69.220.in-addr.arpa. domain name pointer v89-111.icu.ac.kr
[14400] 112.189.69.220.in-addr.arpa. domain name pointer v89-112.icu.ac.kr
[14400] 113.189.69.220.in-addr.arpa. domain name pointer v89-113.icu.ac.kr
[14400] 114.189.69.220.in-addr.arpa. domain name pointer v89-114.icu.ac.kr
[14400] 115.189.69.220.in-addr.arpa. domain name pointer v89-115.icu.ac.kr
[14400] 116.189.69.220.in-addr.arpa. domain name pointer v89-116.icu.ac.kr
[14400] 117.189.69.220.in-addr.arpa. domain name pointer v89-117.icu.ac.kr
[14400] 118.189.69.220.in-addr.arpa. domain name pointer v89-118.icu.ac.kr
[14400] 119.189.69.220.in-addr.arpa. domain name pointer v89-119.icu.ac.kr
[14400] 120.189.69.220.in-addr.arpa. domain name pointer v89-120.icu.ac.kr
[14400] 121.189.69.220.in-addr.arpa. domain name pointer v89-121.icu.ac.kr
[14400] 122.189.69.220.in-addr.arpa. domain name pointer v89-122.icu.ac.kr
[14400] 123.189.69.220.in-addr.arpa. domain name pointer v89-123.icu.ac.kr
[14400] 124.189.69.220.in-addr.arpa. domain name pointer v89-124.icu.ac.kr
[14400] 125.189.69.220.in-addr.arpa. domain name pointer v89-125.icu.ac.kr
[14400] 126.189.69.220.in-addr.arpa. domain name pointer v89-126.icu.ac.kr
[14400] 127.189.69.220.in-addr.arpa. domain name pointer v89-127.icu.ac.kr
[14400] 128.189.69.220.in-addr.arpa. domain name pointer v89-128.icu.ac.kr
[14400] 129.189.69.220.in-addr.arpa. domain name pointer v89-129.icu.ac.kr
[14400] 130.189.69.220.in-addr.arpa. domain name pointer v89-130.icu.ac.kr
[14400] 131.189.69.220.in-addr.arpa. domain name pointer v89-131.icu.ac.kr
[14400] 132.189.69.220.in-addr.arpa. domain name pointer v89-132.icu.ac.kr
[14400] 133.189.69.220.in-addr.arpa. domain name pointer v89-133.icu.ac.kr
[14400] 134.189.69.220.in-addr.arpa. domain name pointer v89-134.icu.ac.kr
[14400] 135.189.69.220.in-addr.arpa. domain name pointer v89-135.icu.ac.kr
[14400] 136.189.69.220.in-addr.arpa. domain name pointer v89-136.icu.ac.kr
[14400] 137.189.69.220.in-addr.arpa. domain name pointer v89-137.icu.ac.kr
[14400] 138.189.69.220.in-addr.arpa. domain name pointer v89-138.icu.ac.kr
[14400] 139.189.69.220.in-addr.arpa. dom203.189.69.220.in-addr.arpa.: temporary failure in name resolution
[14400] 140.189.69.220.in-addr.arpa. domain name pointer v89-140.icu.ac.kr
[14400] 141.189.69.220.in-addr.arpa. domain name pointer v89-141.icu.ac.kr
[14400] 142.189.69.220.in-addr.arpa. domain name pointer v89-142.icu.ac.kr
[14400] 143.189.69.220.in-addr.arpa. domain name pointer v89-143.icu.ac.kr
[14400] 144.189.69.220.in-addr.arpa. domain name pointer v89-144.icu.ac.kr
[14400] 145.189.69.220.in-addr.arpa. domain name pointer v89-145.icu.ac.kr
[14400] 146.189.69.220.in-addr.arpa. domain name pointer v89-146.icu.ac.kr
[14400] 147.189.69.220.in-addr.arpa. domain name pointer v89-147.icu.ac.kr
[14400] 148.189.69.220.in-addr.arpa. domain name pointer v89-148.icu.ac.kr
[14400] 149.189.69.220.in-addr.arpa. domain name pointer v89-149.icu.ac.kr
[14400] 150.189.69.220.in-addr.arpa. domain name pointer v89-150.icu.ac.kr
[14400] 151.189.69.220.in-addr.arpa. domain name pointer v89-151.icu.ac.kr
[14400] 152.189.69.220.in-addr.arpa. domain name pointer v89-152.icu.ac.kr
[14400] 153.189.69.220.in-addr.arpa. domain name pointer v89-153.icu.ac.kr
[14400] 154.189.69.220.in-addr.arpa. domain name pointer v89-154.icu.ac.kr
[14400] 155.189.69.220.in-addr.arpa. domain name pointer v89-155.icu.ac.kr
[14400] 156.189.69.220.in-addr.arpa. domain name pointer v89-156.icu.ac.kr
[14400] 157.189.69.220.in-addr.arpa. domain name pointer v89-157.icu.ac.kr
[14400] 158.189.69.220.in-addr.arpa. domain name pointer v89-158.icu.ac.kr
[14400] 159.189.69.220.in-addr.arpa. domain name pointer v89-159.icu.ac.kr
[14400] 160.189.69.220.in-addr.arpa. domain name pointer v89-160.icu.ac.kr
[14400] 161.189.69.220.in-addr.arpa. domain name pointer v89-161.icu.ac.kr
[14400] 162.189.69.220.in-addr.arpa. domain name pointer v89-162.icu.ac.kr
[14400] 163.189.69.220.in-addr.arpa. domain name pointer v89-163.icu.ac.kr
[14400] 164.189.69.220.in-addr.arpa. domain name pointer v89-164.icu.ac.kr
[14400] 165.189.69.220.in-addr.arpa. domain name pointer v89-165.icu.ac.kr
[14400] 166.189.69.220.in-addr.arpa. domain name pointer v89-166.icu.ac.kr
[14400] 167.189.69.220.in-addr.arpa. domain name pointer v89-167.icu.ac.kr
[14400] 168.189.69.220.in-addr.arpa. domain name pointer v89-168.icu.ac.kr
[14400] 169.189.69.220.in-addr.arpa. domain name pointer v89-169.icu.ac.kr
[14400] 170.189.69.220.in-addr.arpa. domain name pointer v89-170.icu.ac.kr
[14400] 171.189.69.220.in-addr.arpa. domain name pointer v89-171.icu.ac.kr
[14400] 172.189.69.220.in-addr.arpa. domain name pointer v89-172.icu.ac.kr
[14400] 173.189.69.220.in-addr.arpa. domain name pointer v89-173.icu.ac.kr
[14400] 174.189.69.220.in-addr.arpa. domain name pointer v89-174.icu.ac.kr
[14400] 175.189.69.220.in-addr.arpa. domain name pointer v89-175.icu.ac.kr
[14400] 176.189.69.220.in-addr.arpa. domain name pointer v89-176.icu.ac.kr
[14400] 177.189.69.220.in-addr.arpa. domain name pointer v89-177.icu.ac.kr
[14400] 178.189.69.220.in-addr.arpa. domain name pointer v89-178.icu.ac.kr
[14400] 179.189.69.220.in-addr.arpa. domain name pointer v89-179.icu.ac.kr
[14400] 180.189.69.220.in-addr.arpa. domain name pointer v89-180.icu.ac.kr
[14400] 181.189.69.220.in-addr.arpa. domain name pointer v89-181.icu.ac.kr
[14400] 182.189.69.220.in-addr.arpa. domain name pointer v89-182.icu.ac.kr
[14400] 183.189.69.220.in-addr.arpa. domain name pointer v89-183.icu.ac.kr
[14400] 184.189.69.220.in-addr.arpa. domain name pointer v89-184.icu.ac.kr
[14400] 185.189.69.220.in-addr.arpa. domain name pointer v89-185.icu.ac.kr
[14400] 186.189.69.220.in-addr.arpa. domain name pointer v89-186.icu.ac.kr
[14400] 187.189.69.220.in-addr.arpa. domain name pointer v89-187.icu.ac.kr
[14400] 188.189.69.220.in-addr.arpa. domain name pointer v89-188.icu.ac.kr
[14400] 189.189.69.220.in-addr.arpa. domain name pointer v89-189.icu.ac.kr
[14400] 190.189.69.220.in-addr.arpa. domain name pointer v89-190.icu.ac.kr
[14400] 191.189.69.220.in-addr.arpa. domain name pointer v89-191.icu.ac.kr
[14400] 192.189.69.220.in-addr.arpa. domain name pointer v89-192.icu.ac.kr
[14400] 193.189.69.220.in-addr.arpa. domain name pointer v89-193.icu.ac.kr
[14400] 194.189.69.220.in-addr.arpa. domain name pointer v89-194.icu.ac.kr
[14400] 195.189.69.220.in-addr.arpa. domain name pointer v89-195.icu.ac.kr
[14400] 196.189.69.220.in-addr.arpa. domain name pointer v89-196.icu.ac.kr
[14400] 197.189.69.220.in-addr.arpa. domain name pointer v89-197.icu.ac.kr
[14400] 198.189.69.220.in-addr.arpa. domain name pointer v89-198.icu.ac.kr
[14400] 199.189.69.220.in-addr.arpa. domain name pointer v89-199.icu.ac.kr
[14400] 200.189.69.220.in-addr.arpa. domain name pointer v89-200.icu.ac.kr
[0] 201.189.69.220.in-addr.arpa not found: 3(NXDOMAIN)
[0] 202.189.69.220.in-addr.arpa not found: 3(NXDOMAIN)
[0] 203.189.69.220.in-addr.arpa not found: 3(NXDOMAIN)
[14400] 204.189.69.220.in-addr.arpa. domain name pointer v89-204.icu.ac.kr
[14400] 205.189.69.220.in-addr.arpa. domain name pointer v89-205.icu.ac.kr
[14400] 206.189.69.220.in-addr.arpa. domain name pointer v89-206.icu.ac.kr
[14400] 207.189.69.220.in-addr.arpa. domain name pointer v89-207.icu.ac.kr
[14400] 208.189.69.220.in-addr.arpa. domain name pointer v89-208.icu.ac.kr
[14400] 209.189.69.220.in-addr.arpa. domain name pointer v89-209.icu.ac.kr
[14400] 210.189.69.220.in-addr.arpa. domain name pointer v89-210.icu.ac.kr
[14400] 211.189.69.220.in-addr.arpa. domain name pointer v89-211.icu.ac.kr
[14400] 212.189.69.220.in-addr.arpa. domain name pointer v89-212.icu.ac.kr
[14400] 213.189.69.220.in-addr.arpa. domain name pointer v89-213.icu.ac.kr
[14400] 214.189.69.220.in-addr.arpa. domain name pointer v89-214.icu.ac.kr
[14400] 215.189.69.220.in-addr.arpa. domain name pointer v89-215.icu.ac.kr
[14400] 216.189.69.220.in-addr.arpa. domain name pointer v89-216.icu.ac.kr
[14400] 217.189.69.220.in-addr.arpa. domain name pointer v89-217.icu.ac.kr
[14400] 218.189.69.220.in-addr.arpa. domain name pointer v89-218.icu.ac.kr
[14400] 219.189.69.220.in-addr.arpa. domain name pointer v89-219.icu.ac.kr
[14400] 220.189.69.220.in-addr.arpa. domain name pointer v89-220.icu.ac.kr
[14400] 221.189.69.220.in-addr.arpa. domain name pointer v89-221.icu.ac.kr
[14400] 222.189.69.220.in-addr.arpa. domain name pointer v89-222.icu.ac.kr
[14400] 223.189.69.220.in-addr.arpa. domain name pointer v89-223.icu.ac.kr
[14400] 224.189.69.220.in-addr.arpa. domain name pointer v89-224.icu.ac.kr
[14400] 225.189.69.220.in-addr.arpa. domain name pointer v89-225.icu.ac.kr
[14400] 226.189.69.220.in-addr.arpa. domain name pointer v89-226.icu.ac.kr
[14400] 227.189.69.220.in-addr.arpa. domain name pointer v89-227.icu.ac.kr
[14400] 228.189.69.220.in-addr.arpa. domain name pointer v89-228.icu.ac.kr
[14400] 229.189.69.220.in-addr.arpa. domain name pointer v89-229.icu.ac.kr
[14400] 230.189.69.220.in-addr.arpa. domain name pointer v89-230.icu.ac.kr
[14400] 231.189.69.220.in-addr.arpa. domain name pointer v89-231.icu.ac.kr
[14400] 232.189.69.220.in-addr.arpa. domain name pointer v89-232.icu.ac.kr
[14400] 233.189.69.220.in-addr.arpa. domain name pointer v89-233.icu.ac.kr
[14400] 234.189.69.220.in-addr.arpa. domain name pointer v89-234.icu.ac.kr
[14400] 235.189.69.220.in-addr.arpa. domain name pointer v89-235.icu.ac.kr
[14400] 236.189.69.220.in-addr.arpa. domain name pointer v89-236.icu.ac.kr
[14400] 237.189.69.220.in-addr.arpa. domain name pointer v89-237.icu.ac.kr
[14400] 238.189.69.220.in-addr.arpa. domain name pointer v89-238.icu.ac.kr
[14400] 239.189.69.220.in-addr.arpa. domain name pointer v89-239.icu.ac.kr
[14400] 240.189.69.220.in-addr.arpa. domain name pointer v89-240.icu.ac.kr
[14400] 241.189.69.220.in-addr.arpa. domain name pointer v89-241.icu.ac.kr
[14400] 242.189.69.220.in-addr.arpa. domain name pointer v89-242.icu.ac.kr
[14400] 243.189.69.220.in-addr.arpa. domain name pointer v89-243.icu.ac.kr
[14400] 244.189.69.220.in-addr.arpa. domain name pointer v89-244.icu.ac.kr
[14400] 245.189.69.220.in-addr.arpa. domain name pointer v89-245.icu.ac.kr
[14400] 246.189.69.220.in-addr.arpa. domain name pointer v89-246.icu.ac.kr
[14400] 247.189.69.220.in-addr.arpa. domain name pointer v89-247.icu.ac.kr
[14400] 248.189.69.220.in-addr.arpa. domain name pointer v89-248.icu.ac.kr
[14400] 249.189.69.220.in-addr.arpa. domain name pointer v89-249.icu.ac.kr
[14400] 250.189.69.220.in-addr.arpa. domain name pointer v89-250.icu.ac.kr
[14400] 251.189.69.220.in-addr.arpa. domain name pointer v89-251.icu.ac.kr
[14400] 252.189.69.220.in-addr.arpa. domain name pointer v89-252.icu.ac.kr
[14400] 253.189.69.220.in-addr.arpa. domain name pointer v89-253.icu.ac.kr
[14400] 254.189.69.220.in-addr.arpa. domain name pointer v89-254.icu.ac.kr
[0] 255.189.69.220.in-addr.arpa not found: 3(NXDOMAIN)