AS3 18.21.100.0/24 CIDR and IP Range Summary.ASN: 3 - Massachusetts Institute of TechnologyHost Count: 254Addressable IPs: 256 18.21.100.018.21.100.118.21.100.218.21.100.318.21.100.418.21.100.518.21.100.618.21.100.718.21.100.818.21.100.918.21.100.1018.21.100.1118.21.100.1218.21.100.1318.21.100.1418.21.100.1518.21.100.1618.21.100.1718.21.100.1818.21.100.1918.21.100.2018.21.100.2118.21.100.2218.21.100.2318.21.100.2418.21.100.2518.21.100.2618.21.100.2718.21.100.2818.21.100.2918.21.100.3018.21.100.3118.21.100.3218.21.100.3318.21.100.3418.21.100.3518.21.100.3618.21.100.3718.21.100.3818.21.100.3918.21.100.4018.21.100.4118.21.100.4218.21.100.4318.21.100.4418.21.100.4518.21.100.4618.21.100.4718.21.100.4818.21.100.4918.21.100.5018.21.100.5118.21.100.5218.21.100.5318.21.100.5418.21.100.5518.21.100.5618.21.100.5718.21.100.5818.21.100.5918.21.100.6018.21.100.6118.21.100.6218.21.100.6318.21.100.6418.21.100.6518.21.100.6618.21.100.6718.21.100.6818.21.100.6918.21.100.7018.21.100.7118.21.100.7218.21.100.7318.21.100.7418.21.100.7518.21.100.7618.21.100.7718.21.100.7818.21.100.7918.21.100.8018.21.100.8118.21.100.8218.21.100.8318.21.100.8418.21.100.8518.21.100.8618.21.100.8718.21.100.8818.21.100.8918.21.100.9018.21.100.9118.21.100.9218.21.100.9318.21.100.9418.21.100.9518.21.100.9618.21.100.9718.21.100.9818.21.100.9918.21.100.10018.21.100.10118.21.100.10218.21.100.10318.21.100.10418.21.100.10518.21.100.10618.21.100.10718.21.100.10818.21.100.10918.21.100.11018.21.100.11118.21.100.11218.21.100.11318.21.100.11418.21.100.11518.21.100.11618.21.100.11718.21.100.11818.21.100.11918.21.100.12018.21.100.12118.21.100.12218.21.100.12318.21.100.12418.21.100.12518.21.100.12618.21.100.12718.21.100.12818.21.100.12918.21.100.13018.21.100.13118.21.100.13218.21.100.13318.21.100.13418.21.100.13518.21.100.13618.21.100.13718.21.100.13818.21.100.13918.21.100.14018.21.100.14118.21.100.14218.21.100.14318.21.100.14418.21.100.14518.21.100.14618.21.100.14718.21.100.14818.21.100.14918.21.100.15018.21.100.15118.21.100.15218.21.100.15318.21.100.15418.21.100.15518.21.100.15618.21.100.15718.21.100.15818.21.100.15918.21.100.16018.21.100.16118.21.100.16218.21.100.16318.21.100.16418.21.100.16518.21.100.16618.21.100.16718.21.100.16818.21.100.16918.21.100.17018.21.100.17118.21.100.17218.21.100.17318.21.100.17418.21.100.17518.21.100.17618.21.100.17718.21.100.17818.21.100.17918.21.100.18018.21.100.18118.21.100.18218.21.100.18318.21.100.18418.21.100.18518.21.100.18618.21.100.18718.21.100.18818.21.100.18918.21.100.19018.21.100.19118.21.100.19218.21.100.19318.21.100.19418.21.100.19518.21.100.19618.21.100.19718.21.100.19818.21.100.19918.21.100.20018.21.100.20118.21.100.20218.21.100.20318.21.100.20418.21.100.20518.21.100.20618.21.100.20718.21.100.20818.21.100.20918.21.100.21018.21.100.21118.21.100.21218.21.100.21318.21.100.21418.21.100.21518.21.100.21618.21.100.21718.21.100.21818.21.100.21918.21.100.22018.21.100.22118.21.100.22218.21.100.22318.21.100.22418.21.100.22518.21.100.22618.21.100.22718.21.100.22818.21.100.22918.21.100.23018.21.100.23118.21.100.23218.21.100.23318.21.100.23418.21.100.23518.21.100.23618.21.100.23718.21.100.23818.21.100.23918.21.100.24018.21.100.24118.21.100.24218.21.100.24318.21.100.24418.21.100.24518.21.100.24618.21.100.24718.21.100.24818.21.100.24918.21.100.25018.21.100.25118.21.100.25218.21.100.25318.21.100.25418.21.100.255