1) Gains by aggregating at the origin AS level --- 27Sep96 --- ASnum NetsNow NetsCIDR NetGain % Gain Description AS719 1011 601 410 40.6% LANLINK autonomous system AS174 1268 924 344 27.1% Performance Systems International AS279 850 508 342 40.2% SURAnet Southern AS AS2493 756 479 277 36.6% i*internet AS3602 586 335 251 42.8% Intergrated Network Services Inc. AS3397 300 98 202 67.3% EMI-AS AS3749 273 73 200 73.3% Tennessee Board of Regents AS2048 342 153 189 55.3% State of Louisiana/Office of Tele AS1 426 281 145 34.0% BBN Planet backbone AS86 379 236 143 37.7% SURAnet Northern AS AS3804 384 241 143 37.2% WorldLinx 3 AS1691 294 157 137 46.6% ANS-BLK1 AS4230 350 214 136 38.9% Embratel Brazil AS568 370 259 111 30.0% JIS (Joint Interconnection Servic AS2386 231 136 95 41.1% INS-AS AS1790 335 250 85 25.4% SprintLink Washington D.C. AS2704 266 186 80 30.1% HOOKUP-NET-A AS721 335 259 76 22.7% DLA-ASNBLOCK-AS AS3215 132 57 75 56.8% RAIN AS560 399 325 74 18.5% BBN Planet, New England Region (N AS3819 98 29 69 70.4% SIGNET AS225 127 61 66 52.0% University of Virginia (VIRnet) AS813 228 164 64 28.1% UUNET Canada (ASN-UUNETCA-AS1) AS3450 110 47 63 57.3% UTK AS3996 113 51 62 54.9% FIRN AS1791 199 137 62 31.2% SprintLink Fort Worth TX AS1785 285 225 60 21.1% NYSERNet Backbone AS2711 109 50 59 54.1% SUNBELT-AS AS855 125 67 58 46.4% NBTel AS2871 139 82 57 41.0% Internet Services GmbH & Co --- 26Sep96 --- ASnum NetsNow NetsCIDR NetGain % Gain Description AS719 1009 601 408 40.4% LANLINK autonomous system AS174 1277 931 346 27.1% Performance Systems International AS279 841 497 344 40.9% SURAnet Southern AS AS2493 755 478 277 36.7% i*internet AS3602 585 335 250 42.7% Intergrated Network Services Inc. AS3749 274 73 201 73.4% Tennessee Board of Regents AS2048 344 149 195 56.7% State of Louisiana/Office of Tele AS3397 286 104 182 63.6% EMI-AS AS1 425 280 145 34.1% BBN Planet backbone AS86 379 236 143 37.7% SURAnet Northern AS AS3804 385 242 143 37.1% WorldLinx 3 AS1691 293 156 137 46.8% ANS-BLK1 AS4230 346 211 135 39.0% Embratel Brazil AS568 367 257 110 30.0% JIS (Joint Interconnection Servic AS2386 232 137 95 40.9% INS-AS AS1790 334 249 85 25.4% SprintLink Washington D.C. AS721 349 268 81 23.2% DLA-ASNBLOCK-AS AS2704 265 185 80 30.2% HOOKUP-NET-A AS3215 132 57 75 56.8% RAIN AS3819 98 29 69 70.4% SIGNET AS813 228 161 67 29.4% UUNET Canada (ASN-UUNETCA-AS1) AS225 127 61 66 52.0% University of Virginia (VIRnet) AS3450 112 49 63 56.2% UTK AS1791 202 140 62 30.7% SprintLink Fort Worth TX AS3996 113 52 61 54.0% FIRN AS1785 286 226 60 21.0% NYSERNet Backbone AS2711 110 51 59 53.6% SUNBELT-AS AS855 124 67 57 46.0% NBTel AS2871 139 82 57 41.0% Internet Services GmbH & Co AS560 369 313 56 15.2% BBN Planet, New England Region (N --- 25Sep96 --- ASnum NetsNow NetsCIDR NetGain % Gain Description AS4230 1100 347 753 68.5% Embratel Brazil AS174 1281 931 350 27.3% Performance Systems International AS279 838 498 340 40.6% SURAnet Southern AS AS2493 753 476 277 36.8% i*internet AS3602 583 335 248 42.5% Intergrated Network Services Inc. AS3749 279 75 204 73.1% Tennessee Board of Regents AS3397 290 102 188 64.8% EMI-AS AS2048 340 156 184 54.1% State of Louisiana/Office of Tele AS1 456 294 162 35.5% BBN Planet backbone AS86 365 224 141 38.6% SURAnet Northern AS AS1691 287 153 134 46.7% ANS-BLK1 AS568 363 255 108 29.8% JIS (Joint Interconnection Servic AS3804 325 218 107 32.9% WorldLinx 3 AS719 545 450 95 17.4% LANLINK autonomous system AS2386 232 137 95 40.9% INS-AS AS2704 271 184 87 32.1% HOOKUP-NET-A AS1790 336 251 85 25.3% SprintLink Washington D.C. AS721 346 265 81 23.4% DLA-ASNBLOCK-AS AS3215 129 55 74 57.4% RAIN AS3819 98 29 69 70.4% SIGNET AS813 227 160 67 29.5% UUNET Canada (ASN-UUNETCA-AS1) AS225 127 61 66 52.0% University of Virginia (VIRnet) AS3450 111 46 65 58.6% UTK AS1791 203 141 62 30.5% SprintLink Fort Worth TX AS1785 283 223 60 21.2% NYSERNet Backbone AS3996 110 51 59 53.6% FIRN AS2711 109 50 59 54.1% SUNBELT-AS AS855 123 67 56 45.5% NBTel AS839 90 35 55 61.1% North West Territories Regional N AS2551 348 293 55 15.8% NETCOM On-line Communication Serv --- 24Sep96 --- ASnum NetsNow NetsCIDR NetGain % Gain Description AS4230 1100 347 753 68.5% Embratel Brazil AS174 1281 931 350 27.3% Performance Systems International AS279 838 498 340 40.6% SURAnet Southern AS AS2493 753 476 277 36.8% i*internet AS3602 583 335 248 42.5% Intergrated Network Services Inc. AS3749 279 75 204 73.1% Tennessee Board of Regents AS3397 290 102 188 64.8% EMI-AS AS2048 340 156 184 54.1% State of Louisiana/Office of Tele AS1 456 294 162 35.5% BBN Planet backbone AS86 365 224 141 38.6% SURAnet Northern AS AS1691 287 153 134 46.7% ANS-BLK1 AS568 363 255 108 29.8% JIS (Joint Interconnection Servic AS3804 325 218 107 32.9% WorldLinx 3 AS719 545 450 95 17.4% LANLINK autonomous system AS2386 232 137 95 40.9% INS-AS AS2704 271 184 87 32.1% HOOKUP-NET-A AS1790 336 251 85 25.3% SprintLink Washington D.C. AS721 346 265 81 23.4% DLA-ASNBLOCK-AS AS3215 129 55 74 57.4% RAIN AS3819 98 29 69 70.4% SIGNET AS813 227 160 67 29.5% UUNET Canada (ASN-UUNETCA-AS1) AS225 127 61 66 52.0% University of Virginia (VIRnet) AS3450 111 46 65 58.6% UTK AS1791 203 141 62 30.5% SprintLink Fort Worth TX AS1785 283 223 60 21.2% NYSERNet Backbone AS3996 110 51 59 53.6% FIRN AS2711 109 50 59 54.1% SUNBELT-AS AS855 123 67 56 45.5% NBTel AS839 90 35 55 61.1% North West Territories Regional N AS2551 348 293 55 15.8% NETCOM On-line Communication Serv --- 23Sep96 --- ASnum NetsNow NetsCIDR NetGain % Gain Description AS4230 1065 348 717 67.3% Embratel Brazil AS279 903 520 383 42.4% SURAnet Southern AS AS174 1271 924 347 27.3% Performance Systems International AS2493 725 454 271 37.4% i*internet AS3602 582 335 247 42.4% Intergrated Network Services Inc. AS3749 280 72 208 74.3% Tennessee Board of Regents AS3397 290 102 188 64.8% EMI-AS AS3804 387 244 143 37.0% WorldLinx 3 AS2048 259 126 133 51.4% State of Louisiana/Office of Tele AS1691 285 152 133 46.7% ANS-BLK1 AS568 373 264 109 29.2% JIS (Joint Interconnection Servic AS719 542 447 95 17.5% LANLINK autonomous system AS2386 230 136 94 40.9% INS-AS AS1790 337 250 87 25.8% SprintLink Washington D.C. AS1717 461 374 87 18.9% RENATER AS2704 267 182 85 31.8% HOOKUP-NET-A AS721 342 263 79 23.1% DLA-ASNBLOCK-AS AS3215 129 55 74 57.4% RAIN AS3819 98 29 69 70.4% SIGNET AS813 227 162 65 28.6% UUNET Canada (ASN-UUNETCA-AS1) AS3450 112 47 65 58.0% UTK AS1791 204 142 62 30.4% SprintLink Fort Worth TX AS1785 283 223 60 21.2% NYSERNet Backbone AS3996 111 52 59 53.2% FIRN AS2711 110 51 59 53.6% SUNBELT-AS AS855 123 67 56 45.5% NBTel AS839 90 35 55 61.1% North West Territories Regional N AS2551 349 294 55 15.8% NETCOM On-line Communication Serv AS701 789 739 50 6.3% Alternet AS560 348 298 50 14.4% BBN Planet, New England Region (N --- 22Sep96 --- ASnum NetsNow NetsCIDR NetGain % Gain Description AS4230 1090 343 747 68.5% Embratel Brazil AS719 1002 595 407 40.6% LANLINK autonomous system AS279 898 517 381 42.4% SURAnet Southern AS AS174 1256 913 343 27.3% Performance Systems International AS2493 724 454 270 37.3% i*internet AS3602 582 335 247 42.4% Intergrated Network Services Inc. AS3749 281 73 208 74.0% Tennessee Board of Regents AS3397 290 102 188 64.8% EMI-AS AS2048 337 154 183 54.3% State of Louisiana/Office of Tele AS3804 382 241 141 36.9% WorldLinx 3 AS1 407 268 139 34.2% BBN Planet backbone AS1691 288 152 136 47.2% ANS-BLK1 AS568 349 249 100 28.7% JIS (Joint Interconnection Servic AS2386 230 136 94 40.9% INS-AS AS1717 460 370 90 19.6% RENATER AS1790 337 250 87 25.8% SprintLink Washington D.C. AS2704 268 182 86 32.1% HOOKUP-NET-A AS721 342 263 79 23.1% DLA-ASNBLOCK-AS AS3215 129 55 74 57.4% RAIN AS3819 98 29 69 70.4% SIGNET AS3450 112 47 65 58.0% UTK AS1791 204 142 62 30.4% SprintLink Fort Worth TX AS1785 284 222 62 21.8% NYSERNet Backbone AS3996 111 52 59 53.2% FIRN AS2711 109 50 59 54.1% SUNBELT-AS AS813 215 158 57 26.5% UUNET Canada (ASN-UUNETCA-AS1) AS855 122 67 55 45.1% NBTel AS839 90 35 55 61.1% North West Territories Regional N AS2551 350 295 55 15.7% NETCOM On-line Communication Serv AS4454 61 11 50 82.0% OIR Telecommunications, State of --- 21Sep96 --- ASnum NetsNow NetsCIDR NetGain % Gain Description AS4230 961 354 607 63.2% Embratel Brazil AS719 1004 596 408 40.6% LANLINK autonomous system AS279 873 513 360 41.2% SURAnet Southern AS AS174 1273 926 347 27.3% Performance Systems International AS2493 724 454 270 37.3% i*internet AS3602 582 335 247 42.4% Intergrated Network Services Inc. AS3749 280 75 205 73.2% Tennessee Board of Regents AS3397 290 102 188 64.8% EMI-AS AS1 461 297 164 35.6% BBN Planet backbone AS2048 309 148 161 52.1% State of Louisiana/Office of Tele AS3804 387 244 143 37.0% WorldLinx 3 AS1691 288 152 136 47.2% ANS-BLK1 AS568 371 261 110 29.6% JIS (Joint Interconnection Servic AS86 298 189 109 36.6% SURAnet Northern AS AS2386 230 136 94 40.9% INS-AS AS1717 461 369 92 20.0% RENATER AS560 429 339 90 21.0% BBN Planet, New England Region (N AS1790 338 251 87 25.7% SprintLink Washington D.C. AS2704 271 185 86 31.7% HOOKUP-NET-A AS721 345 265 80 23.2% DLA-ASNBLOCK-AS AS3215 129 55 74 57.4% RAIN AS3819 98 29 69 70.4% SIGNET AS813 225 159 66 29.3% UUNET Canada (ASN-UUNETCA-AS1) AS3450 112 47 65 58.0% UTK AS1791 204 142 62 30.4% SprintLink Fort Worth TX AS1785 284 222 62 21.8% NYSERNet Backbone AS3996 111 52 59 53.2% FIRN AS2711 108 49 59 54.6% SUNBELT-AS AS855 123 68 55 44.7% NBTel AS839 90 35 55 61.1% North West Territories Regional N --- 20Sep96 --- ASnum NetsNow NetsCIDR NetGain % Gain Description AS279 985 560 425 43.1% SURAnet Southern AS AS719 1004 596 408 40.6% LANLINK autonomous system AS174 1305 944 361 27.7% Performance Systems International AS2493 725 454 271 37.4% i*internet AS3602 582 335 247 42.4% Intergrated Network Services Inc. AS2048 344 150 194 56.4% State of Louisiana/Office of Tele AS3749 264 74 190 72.0% Tennessee Board of Regents AS3397 290 102 188 64.8% EMI-AS AS1 462 298 164 35.5% BBN Planet backbone AS3804 383 242 141 36.8% WorldLinx 3 AS1691 288 155 133 46.2% ANS-BLK1 AS4230 336 206 130 38.7% Embratel Brazil AS86 299 190 109 36.5% SURAnet Northern AS AS568 356 257 99 27.8% JIS (Joint Interconnection Servic AS2386 233 138 95 40.8% INS-AS AS1717 458 367 91 19.9% RENATER AS560 429 340 89 20.7% BBN Planet, New England Region (N AS2704 272 184 88 32.4% HOOKUP-NET-A AS1790 338 251 87 25.7% SprintLink Washington D.C. AS721 345 264 81 23.5% DLA-ASNBLOCK-AS AS3215 129 55 74 57.4% RAIN AS813 232 161 71 30.6% UUNET Canada (ASN-UUNETCA-AS1) AS3819 98 29 69 70.4% SIGNET AS3450 112 47 65 58.0% UTK AS701 874 812 62 7.1% Alternet AS1791 204 142 62 30.4% SprintLink Fort Worth TX AS1785 284 222 62 21.8% NYSERNet Backbone AS3996 114 53 61 53.5% FIRN AS2711 110 51 59 53.6% SUNBELT-AS AS855 125 68 57 45.6% NBTel