Host 0.21.172.210.in-addr.arpa not found: 3(NXDOMAIN)
Host 1.21.172.210.in-addr.arpa not found: 3(NXDOMAIN)
Host 2.21.172.210.in-addr.arpa not found: 3(NXDOMAIN)
Host 3.21.172.210.in-addr.arpa not found: 3(NXDOMAIN)
Host 4.21.172.210.in-addr.arpa not found: 3(NXDOMAIN)
Host 5.21.172.210.in-addr.arpa not found: 3(NXDOMAIN)
Host 6.21.172.210.in-addr.arpa not found: 3(NXDOMAIN)
Host 7.21.172.210.in-addr.arpa not found: 3(NXDOMAIN)
[86400] 8.21.172.210.in-addr.arpa domain name pointer animal-quarantine-service.jp.
[1000000] 9.21.172.210.in-addr.arpa CNAME pointer 9.8.21.172.210.in-addr.arpa.
[1000000] 10.21.172.210.in-addr.arpa CNAME pointer 10.8.21.172.210.in-addr.arpa.
[86400] 11.21.172.210.in-addr.arpa domain name pointer ns1.animal-quarantine-service.jp.
Host 12.21.172.210.in-addr.arpa query failed: Connection Timed Out
Host 13.21.172.210.in-addr.arpa query failed: Connection Timed Out
[1000000] 14.21.172.210.in-addr.arpa CNAME pointer 14.8.21.172.210.in-addr.arpa.
[1000000] 15.21.172.210.in-addr.arpa CNAME pointer 15.8.21.172.210.in-addr.arpa.
Host 16.21.172.210.in-addr.arpa not found: 3(NXDOMAIN)
[1000000] 17.21.172.210.in-addr.arpa domain name pointer 210-172-21-17.cust.bit-drive.ne.jp.
[1000000] 18.21.172.210.in-addr.arpa domain name pointer 210-172-21-18.cust.bit-drive.ne.jp.
[1000000] 19.21.172.210.in-addr.arpa domain name pointer 210-172-21-19.cust.bit-drive.ne.jp.
[1000000] 20.21.172.210.in-addr.arpa domain name pointer 210-172-21-20.cust.bit-drive.ne.jp.
[1000000] 21.21.172.210.in-addr.arpa domain name pointer 210-172-21-21.cust.bit-drive.ne.jp.
[1000000] 22.21.172.210.in-addr.arpa domain name pointer 210-172-21-22.cust.bit-drive.ne.jp.
Host 23.21.172.210.in-addr.arpa not found: 3(NXDOMAIN)
Host 24.21.172.210.in-addr.arpa not found: 3(NXDOMAIN)
[1000000] 25.21.172.210.in-addr.arpa domain name pointer 210-172-21-25.cust.bit-drive.ne.jp.
[1000000] 26.21.172.210.in-addr.arpa domain name pointer 210-172-21-26.cust.bit-drive.ne.jp.
[1000000] 27.21.172.210.in-addr.arpa domain name pointer 210-172-21-27.cust.bit-drive.ne.jp.
[1000000] 28.21.172.210.in-addr.arpa domain name pointer 210-172-21-28.cust.bit-drive.ne.jp.
[1000000] 29.21.172.210.in-addr.arpa domain name pointer 210-172-21-29.cust.bit-drive.ne.jp.
[1000000] 30.21.172.210.in-addr.arpa domain name pointer 210-172-21-30.cust.bit-drive.ne.jp.
Host 31.21.172.210.in-addr.arpa not found: 3(NXDOMAIN)
Host 32.21.172.210.in-addr.arpa not found: 3(NXDOMAIN)
[1000000] 33.21.172.210.in-addr.arpa domain name pointer 210-172-21-33.cust.bit-drive.ne.jp.
[1000000] 34.21.172.210.in-addr.arpa domain name pointer 210-172-21-34.cust.bit-drive.ne.jp.
[1000000] 35.21.172.210.in-addr.arpa domain name pointer 210-172-21-35.cust.bit-drive.ne.jp.
[1000000] 36.21.172.210.in-addr.arpa domain name pointer 210-172-21-36.cust.bit-drive.ne.jp.
[1000000] 37.21.172.210.in-addr.arpa domain name pointer 210-172-21-37.cust.bit-drive.ne.jp.
[1000000] 38.21.172.210.in-addr.arpa domain name pointer 210-172-21-38.cust.bit-drive.ne.jp.
Host 39.21.172.210.in-addr.arpa not found: 3(NXDOMAIN)
Host 40.21.172.210.in-addr.arpa not found: 3(NXDOMAIN)
Host 41.21.172.210.in-addr.arpa query failed: Connection Timed Out
Host 42.21.172.210.in-addr.arpa query failed: Connection Timed Out
Host 43.21.172.210.in-addr.arpa query failed: Connection Timed Out
Host 44.21.172.210.in-addr.arpa query failed: Connection Timed Out
Host 45.21.172.210.in-addr.arpa query failed: Connection Timed Out
[1000000] 46.21.172.210.in-addr.arpa CNAME pointer 46.40.21.172.210.in-addr.arpa.
[1000000] 47.21.172.210.in-addr.arpa CNAME pointer 47.40.21.172.210.in-addr.arpa.
Host 48.21.172.210.in-addr.arpa not found: 3(NXDOMAIN)
Host 49.21.172.210.in-addr.arpa not found: 3(NXDOMAIN)
Host 50.21.172.210.in-addr.arpa not found: 3(NXDOMAIN)
Host 51.21.172.210.in-addr.arpa not found: 3(NXDOMAIN)
Host 52.21.172.210.in-addr.arpa not found: 3(NXDOMAIN)
Host 53.21.172.210.in-addr.arpa not found: 3(NXDOMAIN)
Host 54.21.172.210.in-addr.arpa not found: 3(NXDOMAIN)
Host 55.21.172.210.in-addr.arpa not found: 3(NXDOMAIN)
Host 56.21.172.210.in-addr.arpa not found: 3(NXDOMAIN)
[1000000] 57.21.172.210.in-addr.arpa domain name pointer 210-172-21-57.cust.bit-drive.ne.jp.
[1000000] 58.21.172.210.in-addr.arpa domain name pointer 210-172-21-58.cust.bit-drive.ne.jp.
[1000000] 59.21.172.210.in-addr.arpa domain name pointer 210-172-21-59.cust.bit-drive.ne.jp.
[1000000] 60.21.172.210.in-addr.arpa domain name pointer 210-172-21-60.cust.bit-drive.ne.jp.
[1000000] 61.21.172.210.in-addr.arpa domain name pointer 210-172-21-61.cust.bit-drive.ne.jp.
[1000000] 62.21.172.210.in-addr.arpa domain name pointer 210-172-21-62.cust.bit-drive.ne.jp.
Host 63.21.172.210.in-addr.arpa not found: 3(NXDOMAIN)
Host 64.21.172.210.in-addr.arpa not found: 3(NXDOMAIN)
Host 65.21.172.210.in-addr.arpa query failed: Connection Timed Out
Host 66.21.172.210.in-addr.arpa query failed: Connection Timed Out
Host 67.21.172.210.in-addr.arpa query failed: Connection Timed Out
Host 68.21.172.210.in-addr.arpa query failed: Connection Timed Out
[1000000] 69.21.172.210.in-addr.arpa CNAME pointer 69.64.21.172.210.in-addr.arpa.
Host 70.21.172.210.in-addr.arpa query failed: Connection Timed Out
[1000000] 71.21.172.210.in-addr.arpa CNAME pointer 71.64.21.172.210.in-addr.arpa.
Host 72.21.172.210.in-addr.arpa not found: 3(NXDOMAIN)
Host 73.21.172.210.in-addr.arpa query failed: Connection Timed Out
Host 74.21.172.210.in-addr.arpa query failed: Connection Timed Out
Host 75.21.172.210.in-addr.arpa query failed: Connection Timed Out
Host 76.21.172.210.in-addr.arpa query failed: Connection Timed Out
Host 77.21.172.210.in-addr.arpa query failed: Connection Timed Out
[1000000] 78.21.172.210.in-addr.arpa CNAME pointer 78.72.21.172.210.in-addr.arpa.
[1000000] 79.21.172.210.in-addr.arpa CNAME pointer 79.72.21.172.210.in-addr.arpa.
[86400] 80.21.172.210.in-addr.arpa domain name pointer dg.nd-j.co.jp.
Host 81.21.172.210.in-addr.arpa query failed: Connection Timed Out
Host 82.21.172.210.in-addr.arpa query failed: Connection Timed Out
[1000000] 83.21.172.210.in-addr.arpa CNAME pointer 83.80.21.172.210.in-addr.arpa.
[1000000] 84.21.172.210.in-addr.arpa CNAME pointer 84.80.21.172.210.in-addr.arpa.
[1000000] 85.21.172.210.in-addr.arpa CNAME pointer 85.80.21.172.210.in-addr.arpa.
[1000000] 86.21.172.210.in-addr.arpa CNAME pointer 86.80.21.172.210.in-addr.arpa.
[1000000] 87.21.172.210.in-addr.arpa CNAME pointer 87.80.21.172.210.in-addr.arpa.
Host 88.21.172.210.in-addr.arpa not found: 3(NXDOMAIN)
[1000000] 89.21.172.210.in-addr.arpa domain name pointer 210-172-21-89.cust.bit-drive.ne.jp.
[1000000] 90.21.172.210.in-addr.arpa domain name pointer 210-172-21-90.cust.bit-drive.ne.jp.
[1000000] 91.21.172.210.in-addr.arpa domain name pointer 210-172-21-91.cust.bit-drive.ne.jp.
[1000000] 92.21.172.210.in-addr.arpa domain name pointer 210-172-21-92.cust.bit-drive.ne.jp.
[1000000] 93.21.172.210.in-addr.arpa domain name pointer 210-172-21-93.cust.bit-drive.ne.jp.
[1000000] 94.21.172.210.in-addr.arpa domain name pointer 210-172-21-94.cust.bit-drive.ne.jp.
Host 95.21.172.210.in-addr.arpa not found: 3(NXDOMAIN)
[86400] 96.21.172.210.in-addr.arpa domain name pointer ns.jiinet.co.jp.
Host 97.21.172.210.in-addr.arpa query failed: Connection Timed Out
Host 98.21.172.210.in-addr.arpa query failed: Connection Timed Out
[1000000] 99.21.172.210.in-addr.arpa CNAME pointer 99.96.21.172.210.in-addr.arpa.
[1000000] 100.21.172.210.in-addr.arpa CNAME pointer 100.96.21.172.210.in-addr.arpa.
[1000000] 101.21.172.210.in-addr.arpa CNAME pointer 101.96.21.172.210.in-addr.arpa.
[1000000] 102.21.172.210.in-addr.arpa CNAME pointer 102.96.21.172.210.in-addr.arpa.
[1000000] 103.21.172.210.in-addr.arpa CNAME pointer 103.96.21.172.210.in-addr.arpa.
Host 104.21.172.210.in-addr.arpa not found: 3(NXDOMAIN)
[1000000] 105.21.172.210.in-addr.arpa domain name pointer 210-172-21-105.cust.bit-drive.ne.jp.
[1000000] 106.21.172.210.in-addr.arpa domain name pointer 210-172-21-106.cust.bit-drive.ne.jp.
[1000000] 107.21.172.210.in-addr.arpa domain name pointer 210-172-21-107.cust.bit-drive.ne.jp.
[1000000] 108.21.172.210.in-addr.arpa domain name pointer 210-172-21-108.cust.bit-drive.ne.jp.
[1000000] 109.21.172.210.in-addr.arpa domain name pointer 210-172-21-109.cust.bit-drive.ne.jp.
[1000000] 110.21.172.210.in-addr.arpa domain name pointer 210-172-21-110.cust.bit-drive.ne.jp.
Host 111.21.172.210.in-addr.arpa not found: 3(NXDOMAIN)
[86400] 112.21.172.210.in-addr.arpa domain name pointer dg.triax.jp.
Host 113.21.172.210.in-addr.arpa query failed: Connection Timed Out
Host 114.21.172.210.in-addr.arpa query failed: Connection Timed Out
Host 115.21.172.210.in-addr.arpa query failed: Connection Timed Out
[1000000] 116.21.172.210.in-addr.arpa CNAME pointer 116.112.21.172.210.in-addr.arpa.
[1000000] 117.21.172.210.in-addr.arpa CNAME pointer 117.112.21.172.210.in-addr.arpa.
[1000000] 118.21.172.210.in-addr.arpa CNAME pointer 118.112.21.172.210.in-addr.arpa.
[1000000] 119.21.172.210.in-addr.arpa CNAME pointer 119.112.21.172.210.in-addr.arpa.
[86400] 120.21.172.210.in-addr.arpa domain name pointer ns1.rd.chinontec.co.jp.
Host 121.21.172.210.in-addr.arpa query failed: Connection Timed Out
Host 122.21.172.210.in-addr.arpa query failed: Connection Timed Out
[1000000] 123.21.172.210.in-addr.arpa CNAME pointer 123.120.21.172.210.in-addr.arpa.
[1000000] 124.21.172.210.in-addr.arpa CNAME pointer 124.120.21.172.210.in-addr.arpa.
[1000000] 125.21.172.210.in-addr.arpa CNAME pointer 125.120.21.172.210.in-addr.arpa.
[1000000] 126.21.172.210.in-addr.arpa CNAME pointer 126.120.21.172.210.in-addr.arpa.
[1000000] 127.21.172.210.in-addr.arpa CNAME pointer 127.120.21.172.210.in-addr.arpa.
Host 128.21.172.210.in-addr.arpa not found: 3(NXDOMAIN)
[1000000] 129.21.172.210.in-addr.arpa CNAME pointer 129.128.21.172.210.in-addr.arpa.
[1000000] 130.21.172.210.in-addr.arpa CNAME pointer 130.128.21.172.210.in-addr.arpa.
[86400] 131.21.172.210.in-addr.arpa domain name pointer ns.active-grp.co.jp.
Host 132.21.172.210.in-addr.arpa query failed: Connection Timed Out
[1000000] 133.21.172.210.in-addr.arpa CNAME pointer 133.128.21.172.210.in-addr.arpa.
[1000000] 134.21.172.210.in-addr.arpa CNAME pointer 134.128.21.172.210.in-addr.arpa.
[1000000] 135.21.172.210.in-addr.arpa CNAME pointer 135.128.21.172.210.in-addr.arpa.
[1000000] 136.21.172.210.in-addr.arpa CNAME pointer 136.128.21.172.210.in-addr.arpa.
[1000000] 137.21.172.210.in-addr.arpa CNAME pointer 137.128.21.172.210.in-addr.arpa.
[1000000] 138.21.172.210.in-addr.arpa CNAME pointer 138.128.21.172.210.in-addr.arpa.
[1000000] 139.21.172.210.in-addr.arpa CNAME pointer 139.128.21.172.210.in-addr.arpa.
[1000000] 140.21.172.210.in-addr.arpa CNAME pointer 140.128.21.172.210.in-addr.arpa.
[1000000] 141.21.172.210.in-addr.arpa CNAME pointer 141.128.21.172.210.in-addr.arpa.
Host 142.21.172.210.in-addr.arpa query failed: Connection Timed Out
[1000000] 143.21.172.210.in-addr.arpa CNAME pointer 143.128.21.172.210.in-addr.arpa.
Host 144.21.172.210.in-addr.arpa not found: 3(NXDOMAIN)
Host 145.21.172.210.in-addr.arpa not found: 3(NXDOMAIN)
Host 146.21.172.210.in-addr.arpa not found: 3(NXDOMAIN)
Host 147.21.172.210.in-addr.arpa not found: 3(NXDOMAIN)
Host 148.21.172.210.in-addr.arpa not found: 3(NXDOMAIN)
Host 149.21.172.210.in-addr.arpa not found: 3(NXDOMAIN)
Host 150.21.172.210.in-addr.arpa not found: 3(NXDOMAIN)
Host 151.21.172.210.in-addr.arpa not found: 3(NXDOMAIN)
Host 152.21.172.210.in-addr.arpa not found: 3(NXDOMAIN)
Host 153.21.172.210.in-addr.arpa not found: 3(NXDOMAIN)
Host 154.21.172.210.in-addr.arpa not found: 3(NXDOMAIN)
Host 155.21.172.210.in-addr.arpa not found: 3(NXDOMAIN)
Host 156.21.172.210.in-addr.arpa not found: 3(NXDOMAIN)
Host 157.21.172.210.in-addr.arpa not found: 3(NXDOMAIN)
Host 158.21.172.210.in-addr.arpa not found: 3(NXDOMAIN)
Host 159.21.172.210.in-addr.arpa not found: 3(NXDOMAIN)
Host 160.21.172.210.in-addr.arpa not found: 3(NXDOMAIN)
[1000000] 161.21.172.210.in-addr.arpa CNAME pointer 161.160.21.172.210.in-addr.arpa.
Host 162.21.172.210.in-addr.arpa query failed: Connection Timed Out
[1000000] 163.21.172.210.in-addr.arpa CNAME pointer 163.160.21.172.210.in-addr.arpa.
[1000000] 164.21.172.210.in-addr.arpa CNAME pointer 164.160.21.172.210.in-addr.arpa.
[1000000] 165.21.172.210.in-addr.arpa CNAME pointer 165.160.21.172.210.in-addr.arpa.
Host 166.21.172.210.in-addr.arpa query failed: Connection Timed Out
[1000000] 167.21.172.210.in-addr.arpa CNAME pointer 167.160.21.172.210.in-addr.arpa.
[86400] 168.21.172.210.in-addr.arpa domain name pointer ns.yukon.ne.jp.
Host 169.21.172.210.in-addr.arpa query failed: Connection Timed Out
Host 170.21.172.210.in-addr.arpa query failed: Connection Timed Out
[1000000] 171.21.172.210.in-addr.arpa CNAME pointer 171.168.21.172.210.in-addr.arpa.
[1000000] 172.21.172.210.in-addr.arpa CNAME pointer 172.168.21.172.210.in-addr.arpa.
[1000000] 173.21.172.210.in-addr.arpa CNAME pointer 173.168.21.172.210.in-addr.arpa.
[1000000] 174.21.172.210.in-addr.arpa CNAME pointer 174.168.21.172.210.in-addr.arpa.
[1000000] 175.21.172.210.in-addr.arpa CNAME pointer 175.168.21.172.210.in-addr.arpa.
[86400] 176.21.172.210.in-addr.arpa domain name pointer ns.maronie.ac.jp.
Host 177.21.172.210.in-addr.arpa query failed: Connection Timed Out
Host 178.21.172.210.in-addr.arpa query failed: Connection Timed Out
[1000000] 179.21.172.210.in-addr.arpa CNAME pointer 179.176.21.172.210.in-addr.arpa.
[1000000] 180.21.172.210.in-addr.arpa CNAME pointer 180.176.21.172.210.in-addr.arpa.
[1000000] 181.21.172.210.in-addr.arpa CNAME pointer 181.176.21.172.210.in-addr.arpa.
[1000000] 182.21.172.210.in-addr.arpa CNAME pointer 182.176.21.172.210.in-addr.arpa.
[1000000] 183.21.172.210.in-addr.arpa CNAME pointer 183.176.21.172.210.in-addr.arpa.
Host 184.21.172.210.in-addr.arpa not found: 3(NXDOMAIN)
Host 185.21.172.210.in-addr.arpa not found: 3(NXDOMAIN)
Host 186.21.172.210.in-addr.arpa not found: 3(NXDOMAIN)
Host 187.21.172.210.in-addr.arpa not found: 3(NXDOMAIN)
Host 188.21.172.210.in-addr.arpa not found: 3(NXDOMAIN)
Host 189.21.172.210.in-addr.arpa not found: 3(NXDOMAIN)
Host 190.21.172.210.in-addr.arpa not found: 3(NXDOMAIN)
Host 191.21.172.210.in-addr.arpa not found: 3(NXDOMAIN)
Host 192.21.172.210.in-addr.arpa not found: 3(NXDOMAIN)
Host 193.21.172.210.in-addr.arpa not found: 3(NXDOMAIN)
Host 194.21.172.210.in-addr.arpa not found: 3(NXDOMAIN)
Host 195.21.172.210.in-addr.arpa not found: 3(NXDOMAIN)
Host 196.21.172.210.in-addr.arpa not found: 3(NXDOMAIN)
Host 197.21.172.210.in-addr.arpa not found: 3(NXDOMAIN)
Host 198.21.172.210.in-addr.arpa not found: 3(NXDOMAIN)
Host 199.21.172.210.in-addr.arpa not found: 3(NXDOMAIN)
Host 200.21.172.210.in-addr.arpa not found: 3(NXDOMAIN)
[1000000] 201.21.172.210.in-addr.arpa domain name pointer 210-172-21-201.cust.bit-drive.ne.jp.
[1000000] 202.21.172.210.in-addr.arpa domain name pointer 210-172-21-202.cust.bit-drive.ne.jp.
[1000000] 203.21.172.210.in-addr.arpa domain name pointer 210-172-21-203.cust.bit-drive.ne.jp.
[1000000] 204.21.172.210.in-addr.arpa domain name pointer 210-172-21-204.cust.bit-drive.ne.jp.
[1000000] 205.21.172.210.in-addr.arpa domain name pointer 210-172-21-205.cust.bit-drive.ne.jp.
[1000000] 206.21.172.210.in-addr.arpa domain name pointer 210-172-21-206.cust.bit-drive.ne.jp.
Host 207.21.172.210.in-addr.arpa not found: 3(NXDOMAIN)
[86400] 208.21.172.210.in-addr.arpa domain name pointer ns.osakanichiyu.co.jp.
Host 209.21.172.210.in-addr.arpa query failed: Connection Timed Out
Host 210.21.172.210.in-addr.arpa query failed: Connection Timed Out
[1000000] 211.21.172.210.in-addr.arpa CNAME pointer 211.208.21.172.210.in-addr.arpa.
[1000000] 212.21.172.210.in-addr.arpa CNAME pointer 212.208.21.172.210.in-addr.arpa.
[1000000] 213.21.172.210.in-addr.arpa CNAME pointer 213.208.21.172.210.in-addr.arpa.
[1000000] 214.21.172.210.in-addr.arpa CNAME pointer 214.208.21.172.210.in-addr.arpa.
[1000000] 215.21.172.210.in-addr.arpa CNAME pointer 215.208.21.172.210.in-addr.arpa.
Host 216.21.172.210.in-addr.arpa not found: 3(NXDOMAIN)
[1000000] 217.21.172.210.in-addr.arpa domain name pointer 210-172-21-217.cust.bit-drive.ne.jp.
[1000000] 218.21.172.210.in-addr.arpa domain name pointer 210-172-21-218.cust.bit-drive.ne.jp.
[1000000] 219.21.172.210.in-addr.arpa domain name pointer 210-172-21-219.cust.bit-drive.ne.jp.
[1000000] 220.21.172.210.in-addr.arpa domain name pointer 210-172-21-220.cust.bit-drive.ne.jp.
[1000000] 221.21.172.210.in-addr.arpa domain name pointer 210-172-21-221.cust.bit-drive.ne.jp.
[1000000] 222.21.172.210.in-addr.arpa domain name pointer 210-172-21-222.cust.bit-drive.ne.jp.
Host 223.21.172.210.in-addr.arpa not found: 3(NXDOMAIN)
Host 224.21.172.210.in-addr.arpa not found: 3(NXDOMAIN)
[1000000] 225.21.172.210.in-addr.arpa domain name pointer 210-172-21-225.cust.bit-drive.ne.jp.
[1000000] 226.21.172.210.in-addr.arpa domain name pointer 210-172-21-226.cust.bit-drive.ne.jp.
[1000000] 227.21.172.210.in-addr.arpa domain name pointer 210-172-21-227.cust.bit-drive.ne.jp.
[1000000] 228.21.172.210.in-addr.arpa domain name pointer 210-172-21-228.cust.bit-drive.ne.jp.
[1000000] 229.21.172.210.in-addr.arpa domain name pointer 210-172-21-229.cust.bit-drive.ne.jp.
[1000000] 230.21.172.210.in-addr.arpa domain name pointer 210-172-21-230.cust.bit-drive.ne.jp.
Host 231.21.172.210.in-addr.arpa not found: 3(NXDOMAIN)
Host 232.21.172.210.in-addr.arpa not found: 3(NXDOMAIN)
Host 233.21.172.210.in-addr.arpa not found: 3(NXDOMAIN)
Host 234.21.172.210.in-addr.arpa not found: 3(NXDOMAIN)
Host 235.21.172.210.in-addr.arpa not found: 3(NXDOMAIN)
Host 236.21.172.210.in-addr.arpa not found: 3(NXDOMAIN)
Host 237.21.172.210.in-addr.arpa not found: 3(NXDOMAIN)
Host 238.21.172.210.in-addr.arpa not found: 3(NXDOMAIN)
Host 239.21.172.210.in-addr.arpa not found: 3(NXDOMAIN)
Host 240.21.172.210.in-addr.arpa not found: 3(NXDOMAIN)
[1000000] 241.21.172.210.in-addr.arpa CNAME pointer 241.240.21.172.210.in-addr.arpa.
Host 242.21.172.210.in-addr.arpa query failed: Connection Timed Out
[1000000] 243.21.172.210.in-addr.arpa CNAME pointer 243.240.21.172.210.in-addr.arpa.
[1000000] 244.21.172.210.in-addr.arpa CNAME pointer 244.240.21.172.210.in-addr.arpa.
[1000000] 245.21.172.210.in-addr.arpa CNAME pointer 245.240.21.172.210.in-addr.arpa.
[1000000] 246.21.172.210.in-addr.arpa CNAME pointer 246.240.21.172.210.in-addr.arpa.
[1000000] 247.21.172.210.in-addr.arpa CNAME pointer 247.240.21.172.210.in-addr.arpa.
Host 248.21.172.210.in-addr.arpa not found: 3(NXDOMAIN)
[1000000] 249.21.172.210.in-addr.arpa domain name pointer 210-172-21-249.cust.bit-drive.ne.jp.
[1000000] 250.21.172.210.in-addr.arpa domain name pointer 210-172-21-250.cust.bit-drive.ne.jp.
[1000000] 251.21.172.210.in-addr.arpa domain name pointer 210-172-21-251.cust.bit-drive.ne.jp.
[1000000] 252.21.172.210.in-addr.arpa domain name pointer 210-172-21-252.cust.bit-drive.ne.jp.
[1000000] 253.21.172.210.in-addr.arpa domain name pointer 210-172-21-253.cust.bit-drive.ne.jp.
[1000000] 254.21.172.210.in-addr.arpa domain name pointer 210-172-21-254.cust.bit-drive.ne.jp.
Host 255.21.172.210.in-addr.arpa not found: 3(NXDOMAIN)