IPv4 R&E Routing Table Report 20:15 GMT Tue 18 Jun, 2024 IPv4 BGP Table (R&E) as seen at KREONet2. Report Website: https://bgp.nsrc.org/REN Detailed Analysis: https://bgp.nsrc.org/REN/KREONet2/ Analysis Summary ---------------- BGP routing table entries examined: 189250 Prefixes after maximum aggregation (per Origin AS): 83557 Deaggregation factor: 2.26 Unique aggregates announced (without unneeded subnets): 104157 Number of IPv4 prefixes with a valid ROA: 76145 Number of IPv4 prefixes with an invalid ROA: 16 Number of IPv4 prefixes with no ROA: 113089 Total ASes present in the Internet Routing Table: 15786 Prefixes per ASN: 11.99 Origin-only ASes present in the Internet Routing Table: 13627 Origin ASes announcing only one prefix: 6268 Transit ASes present in the Internet Routing Table: 2159 Transit-only ASes present in the Internet Routing Table: 600 Paths with bogon ASNs present in the IPv4 Routing Table: 4 Average AS path length visible in the Internet Routing Table: 5.8 Max AS path length visible: 41 Max AS path prepend of ASN ( 59588) 32 Prefixes from unregistered ASNs in the Routing Table: 235 Number of instances of unregistered ASNs: 235 Number of 32-bit ASNs allocated by the RIRs: 44780 Number of 32-bit ASNs visible in the Routing Table: 5660 Prefixes from 32-bit ASNs in the Routing Table: 19515 Number of bogon 32-bit ASNs visible in the Routing Table: 0 Special use prefixes present in the Routing Table: 1 Prefixes being announced from unallocated address space: 95 Number of addresses announced to Internet: 1115508637 Equivalent to 66 /8s, 125 /16s and 79 /24s Percentage of available address space announced: 30.1 Percentage of allocated address space announced: 30.1 Percentage of available address space allocated: 100.0 Percentage of address space in use by end-sites: 99.6 Total number of prefixes smaller than registry allocations: 55348 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 30121 Total APNIC prefixes after maximum aggregation: 7083 APNIC Deaggregation factor: 4.25 Prefixes being announced from the APNIC address blocks: 29716 Unique aggregates announced from the APNIC address blocks: 8078 APNIC Region origin ASes present in the Internet Routing Table: 1135 APNIC Prefixes per ASN: 26.18 APNIC Region origin ASes announcing only one prefix: 472 APNIC Region transit ASes present in the Internet Routing Table: 198 Average APNIC Region AS path length visible: 7.2 Max APNIC Region AS path length visible: 16 Number of APNIC region 32-bit ASNs visible in the Routing Table: 488 Number of APNIC addresses announced to Internet: 202419052 Equivalent to 12 /8s, 16 /16s and 171 /24s APNIC AS Blocks 4608-4864, 7467-7722, 9216-10239, 17408-18431 (pre-ERX allocations) 23552-24575, 37888-38911, 45056-46079, 55296-56319, 58368-59391, 63488-64098, 64297-64395, 131072-153913 APNIC Address Blocks 1/8, 14/8, 27/8, 36/8, 39/8, 42/8, 43/8, 49/8, 58/8, 59/8, 60/8, 61/8, 101/8, 103/8, 106/8, 110/8, 111/8, 112/8, 113/8, 114/8, 115/8, 116/8, 117/8, 118/8, 119/8, 120/8, 121/8, 122/8, 123/8, 124/8, 125/8, 126/8, 133/8, 150/8, 153/8, 163/8, 171/8, 175/8, 180/8, 182/8, 183/8, 202/8, 203/8, 210/8, 211/8, 218/8, 219/8, 220/8, 221/8, 222/8, 223/8, ARIN Region Analysis Summary ---------------------------- Prefixes being announced by ARIN Region ASes: 87409 Total ARIN prefixes after maximum aggregation: 48121 ARIN Deaggregation factor: 1.82 Prefixes being announced from the ARIN address blocks: 86032 Unique aggregates announced from the ARIN address blocks: 53819 ARIN Region origin ASes present in the Internet Routing Table: 7313 ARIN Prefixes per ASN: 11.76 ARIN Region origin ASes announcing only one prefix: 3196 ARIN Region transit ASes present in the Internet Routing Table: 652 Average ARIN Region AS path length visible: 5.3 Max ARIN Region AS path length visible: 26 Number of ARIN region 32-bit ASNs visible in the Routing Table: 1511 Number of ARIN addresses announced to Internet: 653851745 Equivalent to 38 /8s, 248 /16s and 252 /24s ARIN AS Blocks 1-1876, 1902-2042, 2044-2046, 2048-2106 (pre-ERX allocations) 2138-2584, 2615-2772, 2823-2829, 2880-3153 3354-4607, 4865-5119, 5632-6655, 6912-7466 7723-8191, 10240-12287, 13312-15359, 16384-17407 18432-20479, 21504-23551, 25600-26591, 26624-27647, 29696-30719, 31744-33791 35840-36863, 39936-40959, 46080-47103 53248-55295, 62464-63487, 64198-64296, 393216-402332 ARIN Address Blocks 3/8, 4/8, 6/8, 7/8, 8/8, 9/8, 11/8, 12/8, 13/8, 15/8, 16/8, 17/8, 18/8, 19/8, 20/8, 21/8, 22/8, 23/8, 24/8, 26/8, 28/8, 29/8, 30/8, 32/8, 33/8, 34/8, 35/8, 38/8, 40/8, 44/8, 47/8, 48/8, 50/8, 52/8, 53/8, 54/8, 55/8, 56/8, 57/8, 63/8, 64/8, 65/8, 66/8, 67/8, 68/8, 69/8, 70/8, 71/8, 72/8, 73/8, 74/8, 75/8, 76/8, 96/8, 97/8, 98/8, 99/8, 100/8, 104/8, 107/8, 108/8, 128/8, 129/8, 130/8, 131/8, 132/8, 134/8, 135/8, 136/8, 137/8, 138/8, 139/8, 140/8, 142/8, 143/8, 144/8, 146/8, 147/8, 148/8, 149/8, 152/8, 155/8, 156/8, 157/8, 158/8, 159/8, 160/8, 161/8, 162/8, 164/8, 165/8, 166/8, 167/8, 168/8, 169/8, 170/8, 172/8, 173/8, 174/8, 184/8, 192/8, 198/8, 199/8, 204/8, 205/8, 206/8, 207/8, 208/8, 209/8, 214/8, 215/8, 216/8, RIPE Region Analysis Summary ---------------------------- Prefixes being announced by RIPE Region ASes: 36710 Total RIPE prefixes after maximum aggregation: 17241 RIPE Deaggregation factor: 2.13 Prefixes being announced from the RIPE address blocks: 37645 Unique aggregates announced from the RIPE address blocks: 25202 RIPE Region origin ASes present in the Internet Routing Table: 3422 RIPE Prefixes per ASN: 11.00 RIPE Region origin ASes announcing only one prefix: 1467 RIPE Region transit ASes present in the Internet Routing Table: 541 Average RIPE Region AS path length visible: 5.9 Max RIPE Region AS path length visible: 41 Number of RIPE region 32-bit ASNs visible in the Routing Table: 1254 Number of RIPE addresses announced to Internet: 160671696 Equivalent to 9 /8s, 147 /16s and 167 /24s RIPE AS Blocks 1877-1901, 2043, 2047, 2107-2136, 2585-2614 (pre-ERX allocations) 2773-2822, 2830-2879, 3154-3353, 5377-5631 6656-6911, 8192-9215, 12288-13311, 15360-16383 20480-21503, 24576-25599, 28672-29695 30720-31743, 33792-35839, 38912-39935 40960-45055, 47104-52223, 56320-58367 59392-61439, 61952-62463, 64396-64495 196608-216475 RIPE Address Blocks 2/8, 5/8, 25/8, 31/8, 37/8, 46/8, 51/8, 62/8, 77/8, 78/8, 79/8, 80/8, 81/8, 82/8, 83/8, 84/8, 85/8, 86/8, 87/8, 88/8, 89/8, 90/8, 91/8, 92/8, 93/8, 94/8, 95/8, 109/8, 141/8, 145/8, 151/8, 176/8, 178/8, 185/8, 188/8, 193/8, 194/8, 195/8, 212/8, 213/8, 217/8, LACNIC Region Analysis Summary ------------------------------ Prefixes being announced by LACNIC Region ASes: 30087 Total LACNIC prefixes after maximum aggregation: 9098 LACNIC Deaggregation factor: 3.31 Prefixes being announced from the LACNIC address blocks: 29805 Unique aggregates announced from the LACNIC address blocks: 14116 LACNIC Region origin ASes present in the Internet Routing Table: 3003 LACNIC Prefixes per ASN: 9.93 LACNIC Region origin ASes announcing only one prefix: 1049 LACNIC Region transit ASes present in the Internet Routing Table: 591 Average LACNIC Region AS path length visible: 5.8 Max LACNIC Region AS path length visible: 26 Number of LACNIC region 32-bit ASNs visible in the Routing Table: 2296 Number of LACNIC addresses announced to Internet: 72547584 Equivalent to 4 /8s, 82 /16s and 253 /24s LACNIC AS Blocks 26592-26623, 27648-28671, 52224-53247, 61440-61951, 64099-64197, 262144-274844 + ERX transfers LACNIC Address Blocks 177/8, 179/8, 181/8, 186/8, 187/8, 189/8, 190/8, 191/8, 200/8, 201/8, AfriNIC Region Analysis Summary ------------------------------- Prefixes being announced by AfriNIC Region ASes: 4688 Total AfriNIC prefixes after maximum aggregation: 1838 AfriNIC Deaggregation factor: 2.55 Prefixes being announced from the AfriNIC address blocks: 5957 Unique aggregates announced from the AfriNIC address blocks: 2860 AfriNIC Region origin ASes present in the Internet Routing Table: 214 AfriNIC Prefixes per ASN: 27.84 AfriNIC Region origin ASes announcing only one prefix: 84 AfriNIC Region transit ASes present in the Internet Routing Table: 66 Average AfriNIC Region AS path length visible: 5.7 Max AfriNIC Region AS path length visible: 28 Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 111 Number of AfriNIC addresses announced to Internet: 25969664 Equivalent to 1 /8s, 140 /16s and 68 /24s AfriNIC AS Blocks 36864-37887, 327680-329727 & ERX transfers AfriNIC Address Blocks 41/8, 45/8, 102/8, 105/8, 154/8, 196/8, 197/8, APNIC Region per AS prefix count summary ---------------------------------------- ASN No of nets /20 equiv MaxAgg Description 9808 9664 8744 71 CHINAMOBILE-CN China Mobile Communicati 56047 1507 192 48 CMNET-HUNAN-AP China Mobile communicati 56046 1484 875 110 CMNET-JIANGSU-AP China Mobile communica 56041 1460 714 73 CMNET-ZHEJIANG-AP China Mobile communic 24547 794 176 57 UNASSIGNED 24444 762 501 72 UNASSIGNED 17676 711 10639 151 GIGAINFRA SoftBank Corp., JP 2907 601 2162 465 SINET-AS Research Organization of Infor 56040 491 490 109 CMNET-GUANGDONG-AP China Mobile communi 24445 478 497 67 UNASSIGNED Complete listing at https://bgp.nsrc.org/REN/KREONet2/data-ASnet-APNIC ARIN Region per AS prefix count summary --------------------------------------- ASN No of nets /20 equiv MaxAgg Description 16509 10052 11426 3574 AMAZON-02, US 749 3251 54901 2503 UNASSIGNED 367 2662 3345 1250 DNIC-ASBLK-00306-00371, US 4155 1928 128 1283 USDA-1, US 209 1695 4898 310 CENTURYLINK-US-LEGACY-QWEST, US 11492 1599 105 890 CABLEONE, US 11776 1595 222 269 ATLANTICBB-JOHNSTOWN, US 5972 1308 384 584 DNIC-ASBLK-05800-06055, US 7979 993 65 201 SERVERS-COM, US 855 958 255 82 CANET-ASN-4, CA Complete listing at https://bgp.nsrc.org/REN/KREONet2/data-ASnet-ARIN RIPE Region per AS prefix count summary --------------------------------------- ASN No of nets /20 equiv MaxAgg Description 39891 4758 286 60 ALJAWWALSTC-AS, SA 20940 1273 102 1029 AKAMAI-ASN1, NL 3215 897 4814 291 France Telecom - Orange, FR 25019 815 1044 145 SAUDINETSTC-AS, SA 8376 699 60 22 Jordan Data Communications, JO 8452 622 1841 11 TE-AS TE-AS, EG 51167 543 103 237 CONTABO, DE 35819 462 466 60 MOBILY-AS Etihad Etisalat Company Mobil 212238 422 31 367 CDNEXT, GB 20978 420 196 13 TT_MOBIL Istanbul, TR Complete listing at https://bgp.nsrc.org/REN/KREONet2/data-ASnet-RIPE LACNIC Region per AS prefix count summary ----------------------------------------- ASN No of nets /20 equiv MaxAgg Description 8151 5373 1567 753 UNINET, MX 3816 1322 784 196 COLOMBIA TELECOMUNICACIONES S.A. ESP, C 6147 1091 369 22 Telefonica del Peru S.A.A., PE 11830 1042 324 5 Instituto Costarricense de Electricidad 18881 779 1128 28 TELEFONICA BRASIL S.A, BR 26599 541 2859 75 TELEFONICA BRASIL S.A, BR 13999 506 69 216 Mega Cable, S.A. de C.V., MX 22047 405 343 18 VTR BANDA ANCHA S.A., CL 27983 237 23 119 Red Intercable Digital S.A., AR 27843 229 20 33 WIN EMPRESAS S.A.C., PE Complete listing at https://bgp.nsrc.org/REN/KREONet2/data-ASnet-LACNIC AfriNIC Region per AS prefix count summary ------------------------------------------ ASN No of nets /20 equiv MaxAgg Description 24863 719 218 283 LINKdotNET-AS, EG 36914 415 82 3 KENET-AS, KE 2018 381 319 71 TENET-1, ZA 29571 375 41 186 ORANGE-COTE-IVOIRE, CI 36935 261 65 80 Vodafone-, EG 24835 151 152 89 RAYA-AS, EG 37492 151 471 44 ORANGE-, TN 37693 148 597 51 TUNISIANA, TN 36992 147 236 124 ETISALAT-MISR, EG 37480 127 8 34 Cobranet, NG Complete listing at https://bgp.nsrc.org/REN/KREONet2/data-ASnet-AFRINIC Global Per AS prefix count summary ---------------------------------- ASN No of nets /20 equiv MaxAgg Description 16509 10052 11426 3574 AMAZON-02, US 9808 9664 8744 71 CHINAMOBILE-CN China Mobile Communicati 8151 5373 1567 753 UNINET, MX 39891 4758 286 60 ALJAWWALSTC-AS, SA 749 3251 54901 2503 UNASSIGNED 367 2662 3345 1250 DNIC-ASBLK-00306-00371, US 4155 1928 128 1283 USDA-1, US 209 1695 4898 310 CENTURYLINK-US-LEGACY-QWEST, US 11492 1599 105 890 CABLEONE, US 11776 1595 222 269 ATLANTICBB-JOHNSTOWN, US Complete listing at https://bgp.nsrc.org/REN/KREONet2/data-ASnet Global Per AS Maximum Aggregation summary ----------------------------------------- ASN No of nets Net Savings Description 9808 9664 9593 CHINAMOBILE-CN China Mobile Communications Grou 39891 4758 4698 ALJAWWALSTC-AS, SA 8151 5373 4620 UNINET, MX 56047 1507 1459 CMNET-HUNAN-AP China Mobile communications corp 367 2662 1412 DNIC-ASBLK-00306-00371, US 56041 1460 1387 CMNET-ZHEJIANG-AP China Mobile communications c 209 1695 1385 CENTURYLINK-US-LEGACY-QWEST, US 56046 1484 1374 CMNET-JIANGSU-AP China Mobile communications co 11776 1595 1326 ATLANTICBB-JOHNSTOWN, US 3816 1322 1126 COLOMBIA TELECOMUNICACIONES S.A. ESP, CO Complete listing at https://bgp.nsrc.org/REN/KREONet2/data-CIDRnet List of Unregistered Origin ASNs (Global) ----------------------------------------- Bad AS Designation Net Originated Transit AS Transit AS Name 62828 UNALLOCATED 8.21.130.0/24 3356 LEVEL3, US 394936 UNALLOCATED 8.33.224.0/24 22442 HOU-PHONOSCOPE, US 46639 UNALLOCATED 8.38.73.0/24 3356 LEVEL3, US 14652 UNALLOCATED 8.39.162.0/24 3356 LEVEL3, US 1782 UNALLOCATED 8.42.19.0/24 3356 LEVEL3, US 395438 UNALLOCATED 8.42.206.0/24 3356 LEVEL3, US 46639 UNALLOCATED 8.42.219.0/24 3356 LEVEL3, US 13342 UNALLOCATED 12.17.5.0/24 7018 ATT-INTERNET4, US 22538 UNALLOCATED 12.131.3.0/24 7018 ATT-INTERNET4, US 26295 UNALLOCATED 12.147.1.0/24 7018 ATT-INTERNET4, US Complete listing at https://bgp.nsrc.org/REN/KREONet2/data-badAS Prefixes from the Special Purpose Address Registry (Global) ----------------------------------------------------------- Prefix Origin AS Description 192.88.99.0/24 6939 HURRICANE, US Complete listing at https://bgp.nsrc.org/REN/KREONet2/data-spar Advertised Unallocated Addresses -------------------------------- Unassigned Network ASN Information AS Name 41.57.124.0/22 Origin: 37442 UNASSIGNED 41.57.124.0/22 Transit: 37204 TELONE, ZW 41.57.124.0/23 Origin: 37442 UNASSIGNED 41.57.124.0/23 Transit: 37204 TELONE, ZW 41.57.124.0/24 Origin: 37442 UNASSIGNED 41.57.124.0/24 Transit: 37204 TELONE, ZW 41.57.125.0/24 Origin: 37442 UNASSIGNED 41.57.125.0/24 Transit: 37204 TELONE, ZW 41.57.126.0/24 Origin: 37442 UNASSIGNED 41.57.126.0/24 Transit: 37204 TELONE, ZW Complete listing at https://bgp.nsrc.org/REN/KREONet2/data-add-IANA Number of prefixes announced per prefix length (Global) ------------------------------------------------------- /1:0 /2:0 /3:0 /4:0 /5:0 /6:0 /7:0 /8:11 /9:6 /10:17 /11:30 /12:93 /13:124 /14:357 /15:697 /16:5929 /17:2449 /18:2550 /19:5424 /20:8778 /21:10817 /22:19461 /23:20373 /24:111874 /25:79 /26:50 /27:80 /28:19 /29:16 /30:12 /31:0 /32:4 Advertised prefixes smaller than registry allocations ----------------------------------------------------- ASN No of nets Total ann. Description 39891 3440 4758 ALJAWWALSTC-AS, SA 8151 2780 5373 UNINET, MX 16509 2135 10052 AMAZON-02, US 11492 1209 1599 CABLEONE, US 209 958 1695 CENTURYLINK-US-LEGACY-QWEST, US 11830 881 1042 Instituto Costarricense de Electricidad y Telec 19901 763 905 BRSPD-PUBLIC, US 11776 740 1595 ATLANTICBB-JOHNSTOWN, US 6147 684 1091 Telefonica del Peru S.A.A., PE 8376 544 699 Jordan Data Communications, JO Complete listing at https://bgp.nsrc.org/REN/KREONet2/data-sXXas-nos Number of /24s announced per /8 block (Global) ---------------------------------------------- 1:13 2:391 3:346 5:1098 6:148 7:5 8:627 11:171 12:663 13:301 14:102 15:280 16:181 17:6 18:744 20:33 21:4 22:188 23:1821 24:690 25:2 27:27 29:19 31:190 32:1 34:10 35:58 36:1189 37:422 38:768 39:529 40:26 41:671 42:13 43:168 44:33 45:2493 46:633 47:96 49:11 50:267 51:480 52:1366 54:278 55:914 57:20 58:6 59:35 60:17 61:50 62:347 63:497 64:1520 65:810 66:1218 67:847 68:177 69:809 70:141 71:190 72:466 74:717 75:381 76:188 77:315 78:566 79:159 80:227 81:164 82:212 83:122 84:198 85:373 86:163 87:159 88:156 89:530 90:97 91:614 92:451 93:824 94:497 95:1091 96:363 97:34 98:138 99:149 100:11 101:15 102:213 103:1065 104:759 105:74 106:3 107:171 108:299 109:269 110:40 111:1793 112:443 113:46 114:34 115:19 116:28 117:965 118:73 119:112 120:1087 121:19 122:64 123:21 124:59 125:14 128:358 129:277 130:507 131:780 132:506 133:195 134:339 135:89 136:377 137:440 138:761 139:394 140:602 141:328 142:705 143:604 144:329 145:66 146:462 147:436 148:592 149:460 150:291 151:580 152:583 153:116 154:498 155:696 156:427 157:270 158:309 159:668 160:788 161:487 162:690 163:277 164:650 165:404 166:107 167:399 168:948 169:145 170:1281 171:65 172:933 173:776 174:169 175:36 176:395 177:757 178:391 179:511 180:55 181:872 182:19 183:831 184:308 185:2438 186:742 187:760 188:635 189:1120 190:2613 191:243 192:3853 193:1301 194:863 195:585 196:419 197:693 198:1977 199:3744 200:2496 201:2416 202:1076 203:630 204:1723 205:1675 206:1206 207:1118 208:991 209:1355 210:333 211:431 212:710 213:577 214:1011 215:42 216:1722 217:294 218:525 219:23 220:29 221:303 222:20 223:633 End of report