The names of all the IP addresses in 104.47.121.0/24
104.47.121.10mail-sg2apc020010.inbound.protection.outlook.com.
104.47.121.36mail-sg2apc020036.inbound.protection.outlook.com.
104.47.121.40mail-sg2apc02on0040.outbound.protection.outlook.com.
104.47.121.41mail-sg2apc02on0041.outbound.protection.outlook.com.
104.47.121.42mail-sg2apc02on0042.outbound.protection.outlook.com.
104.47.121.43mail-sg2apc02on0043.outbound.protection.outlook.com.
104.47.121.44mail-sg2apc02on0044.outbound.protection.outlook.com.
104.47.121.45mail-sg2apc02on0045.outbound.protection.outlook.com.
104.47.121.46mail-sg2apc02on0046.outbound.protection.outlook.com.
104.47.121.47mail-sg2apc02on0047.outbound.protection.outlook.com.
104.47.121.48mail-sg2apc02on0048.outbound.protection.outlook.com.
104.47.121.49mail-sg2apc02on0049.outbound.protection.outlook.com.
104.47.121.50mail-sg2apc02lp2050.outbound.protection.outlook.com.
104.47.121.51mail-sg2apc02lp2051.outbound.protection.outlook.com.
104.47.121.52mail-sg2apc02lp2052.outbound.protection.outlook.com.
104.47.121.53mail-sg2apc02lp2053.outbound.protection.outlook.com.
104.47.121.54mail-sg2apc02lp2054.outbound.protection.outlook.com.
104.47.121.55mail-sg2apc02lp2055.outbound.protection.outlook.com.
104.47.121.56mail-sg2apc02lp2056.outbound.protection.outlook.com.
104.47.121.57mail-sg2apc02lp2057.outbound.protection.outlook.com.
104.47.121.58mail-sg2apc02lp2058.outbound.protection.outlook.com.
104.47.121.59mail-sg2apc02lp2059.outbound.protection.outlook.com.
104.47.121.60mail-sg2apc02on0060.outbound.protection.outlook.com.
104.47.121.61mail-sg2apc02on0061.outbound.protection.outlook.com.
104.47.121.62mail-sg2apc02on0062.outbound.protection.outlook.com.
104.47.121.63mail-sg2apc02on0063.outbound.protection.outlook.com.
104.47.121.64mail-sg2apc02on0064.outbound.protection.outlook.com.
104.47.121.65mail-sg2apc02on0065.outbound.protection.outlook.com.
104.47.121.66mail-sg2apc02on0066.outbound.protection.outlook.com.
104.47.121.67mail-sg2apc02on0067.outbound.protection.outlook.com.
104.47.121.68mail-sg2apc02on0068.outbound.protection.outlook.com.
104.47.121.69mail-sg2apc02on0069.outbound.protection.outlook.com.
104.47.121.70mail-sg2apc02on0070.outbound.protection.outlook.com.
104.47.121.71mail-sg2apc02on0071.outbound.protection.outlook.com.
104.47.121.72mail-sg2apc02on0072.outbound.protection.outlook.com.
104.47.121.73mail-sg2apc02on0073.outbound.protection.outlook.com.
104.47.121.74mail-sg2apc02on0074.outbound.protection.outlook.com.
104.47.121.75mail-sg2apc02on0075.outbound.protection.outlook.com.
104.47.121.76mail-sg2apc02on0076.outbound.protection.outlook.com.
104.47.121.77mail-sg2apc02on0077.outbound.protection.outlook.com.
104.47.121.78mail-sg2apc02on0078.outbound.protection.outlook.com.
104.47.121.79mail-sg2apc02on0079.outbound.protection.outlook.com.
104.47.121.80mail-sg2apc02on0080.outbound.protection.outlook.com.
104.47.121.81mail-sg2apc02on0081.outbound.protection.outlook.com.
104.47.121.82mail-sg2apc02on0082.outbound.protection.outlook.com.
104.47.121.83mail-sg2apc02on0083.outbound.protection.outlook.com.
104.47.121.84mail-sg2apc02on0084.outbound.protection.outlook.com.
104.47.121.85mail-sg2apc02on0085.outbound.protection.outlook.com.
104.47.121.86mail-sg2apc02on0086.outbound.protection.outlook.com.
104.47.121.87mail-sg2apc02on0087.outbound.protection.outlook.com.
104.47.121.88mail-sg2apc02on0088.outbound.protection.outlook.com.
104.47.121.89mail-sg2apc02on0089.outbound.protection.outlook.com.
104.47.121.90mail-sg2apc02on0090.outbound.protection.outlook.com.
104.47.121.91mail-sg2apc02on0091.outbound.protection.outlook.com.
104.47.121.92mail-sg2apc02on0092.outbound.protection.outlook.com.
104.47.121.93mail-sg2apc02on0093.outbound.protection.outlook.com.
104.47.121.94mail-sg2apc02on0094.outbound.protection.outlook.com.
104.47.121.95mail-sg2apc02on0095.outbound.protection.outlook.com.
104.47.121.96mail-sg2apc02on0096.outbound.protection.outlook.com.
104.47.121.97mail-sg2apc02on0097.outbound.protection.outlook.com.
104.47.121.98mail-sg2apc02on0098.outbound.protection.outlook.com.
104.47.121.99mail-sg2apc02on0099.outbound.protection.outlook.com.
104.47.121.100mail-sg2apc02on0100.outbound.protection.outlook.com.
104.47.121.101mail-sg2apc02on0101.outbound.protection.outlook.com.
104.47.121.102mail-sg2apc02on0102.outbound.protection.outlook.com.
104.47.121.103mail-sg2apc02on0103.outbound.protection.outlook.com.
104.47.121.104mail-sg2apc02on0104.outbound.protection.outlook.com.
104.47.121.105mail-sg2apc02on0105.outbound.protection.outlook.com.
104.47.121.106mail-sg2apc02on0106.outbound.protection.outlook.com.
104.47.121.107mail-sg2apc02on0107.outbound.protection.outlook.com.
104.47.121.108mail-sg2apc02on0108.outbound.protection.outlook.com.
104.47.121.109mail-sg2apc02on0109.outbound.protection.outlook.com.
104.47.121.110mail-sg2apc02on0110.outbound.protection.outlook.com.
104.47.121.111mail-sg2apc02on0111.outbound.protection.outlook.com.
104.47.121.112mail-sg2apc02on0112.outbound.protection.outlook.com.
104.47.121.113mail-sg2apc02on0113.outbound.protection.outlook.com.
104.47.121.114mail-sg2apc02on0114.outbound.protection.outlook.com.
104.47.121.115mail-sg2apc02on0115.outbound.protection.outlook.com.
104.47.121.116mail-sg2apc02on0116.outbound.protection.outlook.com.
104.47.121.117mail-sg2apc02on0117.outbound.protection.outlook.com.
104.47.121.118mail-sg2apc02on0118.outbound.protection.outlook.com.
104.47.121.119mail-sg2apc02on0119.outbound.protection.outlook.com.
104.47.121.120mail-sg2apc02on0120.outbound.protection.outlook.com.
104.47.121.121mail-sg2apc02on0121.outbound.protection.outlook.com.
104.47.121.122mail-sg2apc02on0122.outbound.protection.outlook.com.
104.47.121.123mail-sg2apc02on0123.outbound.protection.outlook.com.
104.47.121.124mail-sg2apc02on0124.outbound.protection.outlook.com.
104.47.121.125mail-sg2apc02on0125.outbound.protection.outlook.com.
104.47.121.126mail-sg2apc02on0126.outbound.protection.outlook.com.
104.47.121.127mail-sg2apc02on0127.outbound.protection.outlook.com.
104.47.121.128mail-sg2apc02on0128.outbound.protection.outlook.com.
104.47.121.129mail-sg2apc02on0129.outbound.protection.outlook.com.
104.47.121.130mail-sg2apc02on0130.outbound.protection.outlook.com.
104.47.121.131mail-sg2apc02on0131.outbound.protection.outlook.com.
104.47.121.132mail-sg2apc02on0132.outbound.protection.outlook.com.
104.47.121.133mail-sg2apc02on0133.outbound.protection.outlook.com.
104.47.121.134mail-sg2apc02on0134.outbound.protection.outlook.com.
104.47.121.135mail-sg2apc02on0135.outbound.protection.outlook.com.
104.47.121.136mail-sg2apc02on0136.outbound.protection.outlook.com.
104.47.121.137mail-sg2apc02on0137.outbound.protection.outlook.com.
104.47.121.138mail-sg2apc02on0138.outbound.protection.outlook.com.
104.47.121.139mail-sg2apc02on0139.outbound.protection.outlook.com.
104.47.121.140mail-sg2apc02olkn0140.outbound.protection.outlook.com.
104.47.121.141mail-sg2apc02olkn0141.outbound.protection.outlook.com.
104.47.121.142mail-sg2apc02olkn0142.outbound.protection.outlook.com.
104.47.121.143mail-sg2apc02olkn0143.outbound.protection.outlook.com.
104.47.121.144mail-sg2apc02olkn0144.outbound.protection.outlook.com.
104.47.121.145mail-sg2apc02olkn0145.outbound.protection.outlook.com.
104.47.121.146mail-sg2apc02olkn0146.outbound.protection.outlook.com.
104.47.121.147mail-sg2apc02olkn0147.outbound.protection.outlook.com.
104.47.121.148mail-sg2apc02olkn0148.outbound.protection.outlook.com.
104.47.121.149mail-sg2apc02olkn0149.outbound.protection.outlook.com.
104.47.121.150mail-sg2apc02olkn0150.outbound.protection.outlook.com.
104.47.121.151mail-sg2apc02olkn0151.outbound.protection.outlook.com.
104.47.121.152mail-sg2apc02olkn0152.outbound.protection.outlook.com.
104.47.121.153mail-sg2apc02olkn0153.outbound.protection.outlook.com.
104.47.121.154mail-sg2apc02olkn0154.outbound.protection.outlook.com.
104.47.121.155mail-sg2apc02olkn0155.outbound.protection.outlook.com.
104.47.121.156mail-sg2apc02olkn0156.outbound.protection.outlook.com.
104.47.121.157mail-sg2apc02olkn0157.outbound.protection.outlook.com.
104.47.121.158mail-sg2apc02olkn0158.outbound.protection.outlook.com.
104.47.121.159mail-sg2apc02olkn0159.outbound.protection.outlook.com.
104.47.121.160mail-sg2apc02olkn0160.outbound.protection.outlook.com.
104.47.121.161mail-sg2apc02olkn0161.outbound.protection.outlook.com.
104.47.121.162mail-sg2apc02olkn0162.outbound.protection.outlook.com.
104.47.121.163mail-sg2apc02olkn0163.outbound.protection.outlook.com.
104.47.121.164mail-sg2apc02olkn0164.outbound.protection.outlook.com.
104.47.121.165mail-sg2apc02olkn0165.outbound.protection.outlook.com.
104.47.121.166mail-sg2apc02olkn0166.outbound.protection.outlook.com.
104.47.121.167mail-sg2apc02olkn0167.outbound.protection.outlook.com.
104.47.121.168mail-sg2apc02olkn0168.outbound.protection.outlook.com.
104.47.121.169mail-sg2apc02olkn0169.outbound.protection.outlook.com.
104.47.121.170mail-sg2apc02olkn0170.outbound.protection.outlook.com.
104.47.121.171mail-sg2apc02olkn0171.outbound.protection.outlook.com.
104.47.121.172mail-sg2apc02olkn0172.outbound.protection.outlook.com.
104.47.121.173mail-sg2apc02olkn0173.outbound.protection.outlook.com.
104.47.121.174mail-sg2apc02olkn0174.outbound.protection.outlook.com.
104.47.121.175mail-sg2apc02olkn0175.outbound.protection.outlook.com.
104.47.121.176mail-sg2apc02olkn0176.outbound.protection.outlook.com.
104.47.121.177mail-sg2apc02olkn0177.outbound.protection.outlook.com.
104.47.121.178mail-sg2apc02olkn0178.outbound.protection.outlook.com.
104.47.121.179mail-sg2apc02olkn0179.outbound.protection.outlook.com.
104.47.121.180mail-sg2apc02olkn0180.outbound.protection.outlook.com.
104.47.121.181mail-sg2apc02olkn0181.outbound.protection.outlook.com.
104.47.121.182mail-sg2apc02olkn0182.outbound.protection.outlook.com.
104.47.121.183mail-sg2apc02olkn0183.outbound.protection.outlook.com.
104.47.121.184mail-sg2apc02olkn0184.outbound.protection.outlook.com.
104.47.121.185mail-sg2apc02olkn0185.outbound.protection.outlook.com.
104.47.121.186mail-sg2apc02olkn0186.outbound.protection.outlook.com.
104.47.121.187mail-sg2apc02olkn0187.outbound.protection.outlook.com.
104.47.121.188mail-sg2apc02olkn0188.outbound.protection.outlook.com.
104.47.121.189mail-sg2apc02olkn0189.outbound.protection.outlook.com.
104.47.121.190mail-sg2apc02bn0190.outbound.protection.outlook.com.
104.47.121.191mail-sg2apc02bn0191.outbound.protection.outlook.com.
104.47.121.192mail-sg2apc02bn0192.outbound.protection.outlook.com.
104.47.121.193mail-sg2apc02bn0193.outbound.protection.outlook.com.
104.47.121.194mail-sg2apc02bn0194.outbound.protection.outlook.com.
104.47.121.195mail-sg2apc02bn0195.outbound.protection.outlook.com.
104.47.121.196mail-sg2apc02bn0196.outbound.protection.outlook.com.
104.47.121.197mail-sg2apc02bn0197.outbound.protection.outlook.com.
104.47.121.198mail-sg2apc02bn0198.outbound.protection.outlook.com.
104.47.121.199mail-sg2apc02bn0199.outbound.protection.outlook.com.
104.47.121.200mail-sg2apc02hn0200.outbound.protection.outlook.com.
104.47.121.201mail-sg2apc02hn0201.outbound.protection.outlook.com.
104.47.121.202mail-sg2apc02hn0202.outbound.protection.outlook.com.
104.47.121.203mail-sg2apc02hn0203.outbound.protection.outlook.com.
104.47.121.204mail-sg2apc02hn0204.outbound.protection.outlook.com.
104.47.121.205mail-sg2apc02hn0205.outbound.protection.outlook.com.
104.47.121.206mail-sg2apc02hn0206.outbound.protection.outlook.com.
104.47.121.207mail-sg2apc02hn0207.outbound.protection.outlook.com.
104.47.121.208mail-sg2apc02hn0208.outbound.protection.outlook.com.
104.47.121.209mail-sg2apc02hn0209.outbound.protection.outlook.com.
104.47.121.210mail-sg2apc02hn0210.outbound.protection.outlook.com.
104.47.121.211mail-sg2apc02hn0211.outbound.protection.outlook.com.
104.47.121.212mail-sg2apc02hn0212.outbound.protection.outlook.com.
104.47.121.213mail-sg2apc02hn0213.outbound.protection.outlook.com.
104.47.121.214mail-sg2apc02hn0214.outbound.protection.outlook.com.
104.47.121.215mail-sg2apc02hn0215.outbound.protection.outlook.com.
104.47.121.216mail-sg2apc02hn0216.outbound.protection.outlook.com.
104.47.121.217mail-sg2apc02hn0217.outbound.protection.outlook.com.
104.47.121.218mail-sg2apc02hn0218.outbound.protection.outlook.com.
104.47.121.219mail-sg2apc02hn0219.outbound.protection.outlook.com.
104.47.121.220mail-sg2apc02hn0220.outbound.protection.outlook.com.
104.47.121.221mail-sg2apc02hn0221.outbound.protection.outlook.com.
104.47.121.222mail-sg2apc02hn0222.outbound.protection.outlook.com.
104.47.121.223mail-sg2apc02hn0223.outbound.protection.outlook.com.
104.47.121.224mail-sg2apc02hn0224.outbound.protection.outlook.com.
104.47.121.225mail-sg2apc02hn0225.outbound.protection.outlook.com.
104.47.121.226mail-sg2apc02hn0226.outbound.protection.outlook.com.
104.47.121.227mail-sg2apc02hn0227.outbound.protection.outlook.com.
104.47.121.228mail-sg2apc02hn0228.outbound.protection.outlook.com.
104.47.121.229mail-sg2apc02hn0229.outbound.protection.outlook.com.
104.47.121.230mail-sg2apc02hn0230.outbound.protection.outlook.com.
104.47.121.231mail-sg2apc02hn0231.outbound.protection.outlook.com.
104.47.121.232mail-sg2apc02hn0232.outbound.protection.outlook.com.
104.47.121.233mail-sg2apc02hn0233.outbound.protection.outlook.com.
104.47.121.234mail-sg2apc02hn0234.outbound.protection.outlook.com.
104.47.121.235mail-sg2apc02hn0235.outbound.protection.outlook.com.
104.47.121.236mail-sg2apc02hn0236.outbound.protection.outlook.com.
104.47.121.237mail-sg2apc02hn0237.outbound.protection.outlook.com.
104.47.121.238mail-sg2apc02hn0238.outbound.protection.outlook.com.
104.47.121.239mail-sg2apc02hn0239.outbound.protection.outlook.com.
104.47.121.240mail-sg2apc02hn0240.outbound.protection.outlook.com.
104.47.121.241mail-sg2apc02hn0241.outbound.protection.outlook.com.
104.47.121.242mail-sg2apc02hn0242.outbound.protection.outlook.com.
104.47.121.243mail-sg2apc02hn0243.outbound.protection.outlook.com.
104.47.121.244mail-sg2apc02hn0244.outbound.protection.outlook.com.
104.47.121.245mail-sg2apc02hn0245.outbound.protection.outlook.com.
104.47.121.246mail-sg2apc02hn0246.outbound.protection.outlook.com.
104.47.121.247mail-sg2apc02hn0247.outbound.protection.outlook.com.
104.47.121.248mail-sg2apc02hn0248.outbound.protection.outlook.com.
104.47.121.249mail-sg2apc02hn0249.outbound.protection.outlook.com.
212 IP addresses in 104.47.121.0/24 appear to have a name (Pointer Record).
104.47.121.8   !ip !rdap !whois !bl !scan !tr !dnstr !g !gsec
  
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