IPv4 R&E Routing Table Report 20:15 GMT Sat 22 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: 190873 Prefixes after maximum aggregation (per Origin AS): 84177 Deaggregation factor: 2.27 Unique aggregates announced (without unneeded subnets): 104723 Number of IPv4 prefixes with a valid ROA: 76938 Number of IPv4 prefixes with an invalid ROA: 15 Number of IPv4 prefixes with no ROA: 113920 Total ASes present in the Internet Routing Table: 15899 Prefixes per ASN: 12.01 Origin-only ASes present in the Internet Routing Table: 13715 Origin ASes announcing only one prefix: 6326 Transit ASes present in the Internet Routing Table: 2184 Transit-only ASes present in the Internet Routing Table: 612 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: 221 Number of instances of unregistered ASNs: 221 Number of 32-bit ASNs allocated by the RIRs: 44835 Number of 32-bit ASNs visible in the Routing Table: 5742 Prefixes from 32-bit ASNs in the Routing Table: 19639 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: 81 Number of addresses announced to Internet: 1121883293 Equivalent to 66 /8s, 222 /16s and 148 /24s Percentage of available address space announced: 30.3 Percentage of allocated address space announced: 30.3 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: 56168 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 30288 Total APNIC prefixes after maximum aggregation: 7169 APNIC Deaggregation factor: 4.22 Prefixes being announced from the APNIC address blocks: 29783 Unique aggregates announced from the APNIC address blocks: 8177 APNIC Region origin ASes present in the Internet Routing Table: 1136 APNIC Prefixes per ASN: 26.22 APNIC Region origin ASes announcing only one prefix: 463 APNIC Region transit ASes present in the Internet Routing Table: 203 Average APNIC Region AS path length visible: 7.3 Max APNIC Region AS path length visible: 16 Number of APNIC region 32-bit ASNs visible in the Routing Table: 497 Number of APNIC addresses announced to Internet: 202439276 Equivalent to 12 /8s, 16 /16s and 250 /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: 87454 Total ARIN prefixes after maximum aggregation: 48180 ARIN Deaggregation factor: 1.82 Prefixes being announced from the ARIN address blocks: 86066 Unique aggregates announced from the ARIN address blocks: 53804 ARIN Region origin ASes present in the Internet Routing Table: 7329 ARIN Prefixes per ASN: 11.74 ARIN Region origin ASes announcing only one prefix: 3196 ARIN Region transit ASes present in the Internet Routing Table: 661 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: 1514 Number of ARIN addresses announced to Internet: 658324833 Equivalent to 39 /8s, 61 /16s and 61 /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: 36770 Total RIPE prefixes after maximum aggregation: 17427 RIPE Deaggregation factor: 2.11 Prefixes being announced from the RIPE address blocks: 37725 Unique aggregates announced from the RIPE address blocks: 25280 RIPE Region origin ASes present in the Internet Routing Table: 3433 RIPE Prefixes per ASN: 10.99 RIPE Region origin ASes announcing only one prefix: 1470 RIPE Region transit ASes present in the Internet Routing Table: 548 Average RIPE Region AS path length visible: 6.0 Max RIPE Region AS path length visible: 41 Number of RIPE region 32-bit ASNs visible in the Routing Table: 1262 Number of RIPE addresses announced to Internet: 160963792 Equivalent to 9 /8s, 152 /16s and 28 /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: 31729 Total LACNIC prefixes after maximum aggregation: 9512 LACNIC Deaggregation factor: 3.34 Prefixes being announced from the LACNIC address blocks: 31447 Unique aggregates announced from the LACNIC address blocks: 14699 LACNIC Region origin ASes present in the Internet Routing Table: 3085 LACNIC Prefixes per ASN: 10.19 LACNIC Region origin ASes announcing only one prefix: 1110 LACNIC Region transit ASes present in the Internet Routing Table: 594 Average LACNIC Region AS path length visible: 5.9 Max LACNIC Region AS path length visible: 26 Number of LACNIC region 32-bit ASNs visible in the Routing Table: 2364 Number of LACNIC addresses announced to Internet: 73856512 Equivalent to 4 /8s, 102 /16s and 246 /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: 4411 Total AfriNIC prefixes after maximum aggregation: 1717 AfriNIC Deaggregation factor: 2.57 Prefixes being announced from the AfriNIC address blocks: 5771 Unique aggregates announced from the AfriNIC address blocks: 2683 AfriNIC Region origin ASes present in the Internet Routing Table: 208 AfriNIC Prefixes per ASN: 27.75 AfriNIC Region origin ASes announcing only one prefix: 87 AfriNIC Region transit ASes present in the Internet Routing Table: 64 Average AfriNIC Region AS path length visible: 5.5 Max AfriNIC Region AS path length visible: 27 Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 105 Number of AfriNIC addresses announced to Internet: 26252800 Equivalent to 1 /8s, 144 /16s and 150 /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 9669 8744 71 CHINAMOBILE-CN China Mobile Communicati 56047 1507 192 48 CMNET-HUNAN-AP China Mobile communicati 56046 1487 875 111 CMNET-JIANGSU-AP China Mobile communica 56041 1460 714 73 CMNET-ZHEJIANG-AP China Mobile communic 24547 795 176 57 CMNET-V4HEBEI-AS-AP Hebei Mobile Commun 24444 762 501 72 CMNET-V4SHANDONG-AS-AP Shandong Mobile 17676 708 10639 150 GIGAINFRA SoftBank Corp., JP 2907 600 2160 464 SINET-AS Research Organization of Infor 56040 491 490 109 CMNET-GUANGDONG-AP China Mobile communi 24445 478 497 67 CMNET-V4HENAN-AS-AP Henan Mobile Commun 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 10055 11451 3596 AMAZON-02, US 749 3250 54901 2502 DNIC-AS-00749, US 367 2654 3324 1241 DNIC-ASBLK-00306-00371, US 4155 1939 124 1289 USDA-1, US 209 1695 4898 310 CENTURYLINK-US-LEGACY-QWEST, US 11492 1599 105 890 CABLEONE, US 11776 1593 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 1271 101 1025 AKAMAI-ASN1, NL 3215 896 4814 290 France Telecom - Orange, FR 25019 815 1044 145 SAUDINETSTC-AS, SA 8376 691 60 22 Jordan Data Communications, JO 8452 571 1841 11 TE-AS TE-AS, EG 51167 544 104 238 CONTABO, DE 35819 462 466 60 MOBILY-AS Etihad Etisalat Company Mobil 212238 421 31 366 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 5233 1548 751 UNINET, MX 3816 1322 778 198 COLOMBIA TELECOMUNICACIONES S.A. ESP, C 19037 1210 278 33 AMX Argentina S.A., AR 6147 1092 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 514 69 219 Mega Cable, S.A. de C.V., MX 22047 405 343 18 VTR BANDA ANCHA S.A., CL 10620 351 44 290 Telmex Colombia S.A., CO 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 447 82 3 KENET-AS, KE 2018 380 319 71 TENET-1, ZA 29571 353 40 192 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 146 235 125 ETISALAT-MISR, EG 15706 106 12 24 Sudatel, SD 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 10055 11451 3596 AMAZON-02, US 9808 9669 8744 71 CHINAMOBILE-CN China Mobile Communicati 8151 5233 1548 751 UNINET, MX 39891 4758 286 60 ALJAWWALSTC-AS, SA 749 3250 54901 2502 DNIC-AS-00749, US 367 2654 3324 1241 DNIC-ASBLK-00306-00371, US 4155 1939 124 1289 USDA-1, US 209 1695 4898 310 CENTURYLINK-US-LEGACY-QWEST, US 11492 1599 105 890 CABLEONE, US 11776 1593 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 9669 9598 CHINAMOBILE-CN China Mobile Communications Grou 39891 4758 4698 ALJAWWALSTC-AS, SA 8151 5233 4482 UNINET, MX 56047 1507 1459 CMNET-HUNAN-AP China Mobile communications corp 367 2654 1413 DNIC-ASBLK-00306-00371, US 56041 1460 1387 CMNET-ZHEJIANG-AP China Mobile communications c 209 1695 1385 CENTURYLINK-US-LEGACY-QWEST, US 56046 1487 1376 CMNET-JIANGSU-AP China Mobile communications co 11776 1593 1324 ATLANTICBB-JOHNSTOWN, US 19037 1210 1177 AMX Argentina S.A., AR 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 41.74.44.0/24 Origin: 37544 RESERVED, ZZ 41.74.44.0/24 Transit: 15964 CAMNET-AS, CM 41.78.60.0/22 Origin: 6762 SEABONE-NET TELECOM ITALIA SPARKLE S.p.A 41.78.60.0/22 Transit: 2914 NTT-LTD-2914, US 41.78.204.0/22 Origin: 37475 RESERVED, ZZ 41.78.204.0/22 Transit: 15964 CAMNET-AS, CM 41.79.128.0/22 Origin: 37475 RESERVED, ZZ 41.79.128.0/22 Transit: 15964 CAMNET-AS, CM 41.204.240.0/24 Origin: 36911 RESERVED, ZZ 41.204.240.0/24 Transit: 328766 RESERVED, ZZ 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 /10:18 /11:30 /12:93 /13:124 /14:357 /15:698 /16:5942 /17:2461 /18:2567 /19:5448 /20:8792 /21:10921 /22:19601 /23:20612 /24:112933 /25:79 /26:50 /27:79 /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 2727 5233 UNINET, MX 16509 2130 10055 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 772 914 BRSPD-PUBLIC, US 19037 762 1210 AMX Argentina S.A., AR 11776 740 1593 ATLANTICBB-JOHNSTOWN, US 6147 685 1092 Telefonica del Peru S.A.A., PE Complete listing at https://bgp.nsrc.org/REN/KREONet2/data-sXXas-nos Number of /24s announced per /8 block (Global) ---------------------------------------------- 1:13 2:394 3:349 5:949 6:148 7:5 8:627 11:171 12:658 13:295 14:100 15:280 16:181 17:6 18:743 20:33 21:4 22:188 23:1828 24:701 25:2 27:27 29:19 31:192 32:1 34:10 35:58 36:1192 37:429 38:792 39:528 40:26 41:623 42:13 43:175 44:33 45:2522 46:633 47:93 49:12 50:270 51:481 52:1367 54:277 55:914 57:22 58:6 59:35 60:17 61:67 62:349 63:496 64:1538 65:809 66:1218 67:833 68:177 69:851 70:138 71:191 72:465 74:719 75:382 76:190 77:323 78:591 79:159 80:227 81:189 82:218 83:122 84:197 85:374 86:163 87:161 88:156 89:535 90:96 91:614 92:453 93:822 94:517 95:1105 96:363 97:34 98:137 99:149 100:11 101:15 102:200 103:1099 104:757 105:76 106:3 107:171 108:300 109:275 110:37 111:1795 112:443 113:46 114:36 115:19 116:32 117:967 118:75 119:108 120:1085 121:19 122:81 123:21 124:57 125:14 128:360 129:277 130:519 131:795 132:520 133:195 134:340 135:88 136:385 137:419 138:759 139:390 140:606 141:328 142:711 143:610 144:329 145:66 146:462 147:435 148:586 149:463 150:292 151:584 152:586 153:116 154:515 155:695 156:438 157:269 158:308 159:666 160:748 161:459 162:695 163:277 164:648 165:403 166:115 167:403 168:987 169:136 170:1329 171:65 172:932 173:780 174:169 175:35 176:404 177:765 178:389 179:529 180:56 181:1054 182:20 183:831 184:310 185:2455 186:1191 187:739 188:635 189:1091 190:2939 191:223 192:3858 193:1303 194:873 195:592 196:403 197:561 198:1970 199:3760 200:2630 201:2416 202:1067 203:631 204:1725 205:1688 206:1180 207:1119 208:910 209:1351 210:333 211:431 212:708 213:586 214:1013 215:42 216:1716 217:294 218:526 219:23 220:30 221:303 222:20 223:635 End of report