IPv4 R&E Routing Table Report 20:15 GMT Wed 21 Aug, 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: 244777 Prefixes after maximum aggregation (per Origin AS): 110741 Deaggregation factor: 2.21 Unique aggregates announced (without unneeded subnets): 132100 Number of IPv4 prefixes with a valid ROA: 100511 Number of IPv4 prefixes with an invalid ROA: 22 Number of IPv4 prefixes with no ROA: 144244 Total ASes present in the Internet Routing Table: 20664 Prefixes per ASN: 11.85 Origin-only ASes present in the Internet Routing Table: 17792 Origin ASes announcing only one prefix: 7962 Transit ASes present in the Internet Routing Table: 2872 Transit-only ASes present in the Internet Routing Table: 735 Paths with bogon ASNs present in the IPv4 Routing Table: 3 Average AS path length visible in the Internet Routing Table: 5.8 Max AS path length visible: 35 Max AS path prepend of ASN ( 59588) 26 Prefixes from unregistered ASNs in the Routing Table: 333 Number of instances of unregistered ASNs: 334 Number of 32-bit ASNs allocated by the RIRs: 45204 Number of 32-bit ASNs visible in the Routing Table: 8057 Prefixes from 32-bit ASNs in the Routing Table: 28860 Number of bogon 32-bit ASNs visible in the Routing Table: 4 Special use prefixes present in the Routing Table: 1 Prefixes being announced from unallocated address space: 153 Number of addresses announced to Internet: 1508582557 Equivalent to 89 /8s, 235 /16s and 36 /24s Percentage of available address space announced: 40.7 Percentage of allocated address space announced: 40.7 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: 75450 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 32080 Total APNIC prefixes after maximum aggregation: 7990 APNIC Deaggregation factor: 4.02 Prefixes being announced from the APNIC address blocks: 31442 Unique aggregates announced from the APNIC address blocks: 9274 APNIC Region origin ASes present in the Internet Routing Table: 1275 APNIC Prefixes per ASN: 24.66 APNIC Region origin ASes announcing only one prefix: 515 APNIC Region transit ASes present in the Internet Routing Table: 217 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: 584 Number of APNIC addresses announced to Internet: 202100588 Equivalent to 12 /8s, 11 /16s and 207 /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: 111537 Total ARIN prefixes after maximum aggregation: 60010 ARIN Deaggregation factor: 1.86 Prefixes being announced from the ARIN address blocks: 110364 Unique aggregates announced from the ARIN address blocks: 61863 ARIN Region origin ASes present in the Internet Routing Table: 9034 ARIN Prefixes per ASN: 12.22 ARIN Region origin ASes announcing only one prefix: 3745 ARIN Region transit ASes present in the Internet Routing Table: 825 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: 1972 Number of ARIN addresses announced to Internet: 872118113 Equivalent to 51 /8s, 251 /16s and 119 /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: 46769 Total RIPE prefixes after maximum aggregation: 25770 RIPE Deaggregation factor: 1.81 Prefixes being announced from the RIPE address blocks: 47396 Unique aggregates announced from the RIPE address blocks: 35200 RIPE Region origin ASes present in the Internet Routing Table: 4776 RIPE Prefixes per ASN: 9.92 RIPE Region origin ASes announcing only one prefix: 2063 RIPE Region transit ASes present in the Internet Routing Table: 708 Average RIPE Region AS path length visible: 5.5 Max RIPE Region AS path length visible: 35 Number of RIPE region 32-bit ASNs visible in the Routing Table: 1879 Number of RIPE addresses announced to Internet: 298953680 Equivalent to 17 /8s, 209 /16s and 171 /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: 44609 Total LACNIC prefixes after maximum aggregation: 13855 LACNIC Deaggregation factor: 3.22 Prefixes being announced from the LACNIC address blocks: 43854 Unique aggregates announced from the LACNIC address blocks: 20814 LACNIC Region origin ASes present in the Internet Routing Table: 4379 LACNIC Prefixes per ASN: 10.01 LACNIC Region origin ASes announcing only one prefix: 1498 LACNIC Region transit ASes present in the Internet Routing Table: 899 Average LACNIC Region AS path length visible: 6.0 Max LACNIC Region AS path length visible: 26 Number of LACNIC region 32-bit ASNs visible in the Routing Table: 3459 Number of LACNIC addresses announced to Internet: 95176192 Equivalent to 5 /8s, 172 /16s and 70 /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: 9449 Total AfriNIC prefixes after maximum aggregation: 2880 AfriNIC Deaggregation factor: 3.28 Prefixes being announced from the AfriNIC address blocks: 11568 Unique aggregates announced from the AfriNIC address blocks: 4823 AfriNIC Region origin ASes present in the Internet Routing Table: 320 AfriNIC Prefixes per ASN: 36.15 AfriNIC Region origin ASes announcing only one prefix: 141 AfriNIC Region transit ASes present in the Internet Routing Table: 88 Average AfriNIC Region AS path length visible: 6.0 Max AfriNIC Region AS path length visible: 28 Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 163 Number of AfriNIC addresses announced to Internet: 40153600 Equivalent to 2 /8s, 100 /16s and 178 /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 9715 8746 75 CHINAMOBILE-CN China Mobile Communication 56046 1549 788 172 CMNET-JIANGSU-AP China Mobile communicati 56047 1513 192 49 CMNET-HUNAN-AP China Mobile communication 56041 1479 714 75 CMNET-ZHEJIANG-AP China Mobile communicat 24547 807 176 49 CMNET-V4HEBEI-AS-AP Hebei Mobile Communic 24444 769 501 72 CMNET-V4SHANDONG-AS-AP Shandong Mobile Co 2907 598 2169 465 SINET-AS Research Organization of Informa 17676 596 10607 150 GIGAINFRA SoftBank Corp., JP 55410 517 47 173 VIL-AS-AP Vodafone Idea Ltd, IN 24445 478 497 67 CMNET-V4HENAN-AS-AP Henan Mobile Communic 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 10534 11777 3767 AMAZON-02, US 749 3254 54897 2506 DNIC-AS-00749, US 7018 2917 23672 1834 ATT-INTERNET4, US 367 2516 3075 1188 DNIC-ASBLK-00306-00371, US 4155 2059 132 1339 USDA-1, US 22773 1866 2028 637 ASN-CXA-ALL-CCI-22773-RDC, US 6167 1810 3368 435 CELLCO-PART, US 209 1689 4897 307 CENTURYLINK-US-LEGACY-QWEST, US 11776 1590 222 274 ATLANTICBB-JOHNSTOWN, US 20057 1381 1047 108 ATT-MOBILITY-LLC-AS20057, US 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 20940 1275 103 1042 AKAMAI-ASN1, NL 3257 985 2084 781 GTT-BACKBONE GTT, US 3215 897 4814 291 France Telecom - Orange, FR 8452 832 1841 12 TE-AS TE-AS, EG 39891 800 50 18 ALJAWWALSTC-AS, SA 8376 720 59 29 Jordan Data Communications, JO 34984 719 84 458 TELLCOM-AS, TR 212238 584 42 512 CDNEXT, GB 51167 551 106 239 CONTABO, DE 3320 547 8318 462 DTAG Internet service provider operations 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 5425 1596 726 UNINET, MX 11830 2004 369 64 Instituto Costarricense de Electricidad y 10620 1384 197 1028 Telmex Colombia S.A., CO 3816 1320 777 199 COLOMBIA TELECOMUNICACIONES S.A. ESP, CO 26615 1057 2503 53 TIM SA, BR 6147 1034 369 22 Telefonica del Peru S.A.A., PE 18881 876 1128 28 TELEFONICA BRASIL S.A, BR 28006 635 76 287 CORPORACION NACIONAL DE TELECOMUNICACIONE 26599 535 2892 68 TELEFONICA BRASIL S.A, BR 13999 532 72 229 Mega Cable, S.A. de C.V., MX 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 1299 388 22 LINKdotNET-AS, EG 24835 947 415 140 RAYA-AS, EG 36992 821 1037 347 ETISALAT-MISR, EG 29571 758 58 308 ORANGE-COTE-IVOIRE, CI 36935 681 125 176 Vodafone-, EG 36914 529 82 3 KENET-AS, KE 36903 419 189 298 MT-MPLS, MA 2018 380 319 71 TENET-1, ZA 37693 334 597 43 TUNISIANA, TN 20011 275 41 199 INTERNET-SOLUTIONS, ZA 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 10534 11777 3767 AMAZON-02, US 9808 9715 8746 75 CHINAMOBILE-CN China Mobile Communication 8151 5425 1596 726 UNINET, MX 749 3254 54897 2506 DNIC-AS-00749, US 7018 2917 23672 1834 ATT-INTERNET4, US 367 2516 3075 1188 DNIC-ASBLK-00306-00371, US 4155 2059 132 1339 USDA-1, US 11830 2004 369 64 Instituto Costarricense de Electricidad y 22773 1866 2028 637 ASN-CXA-ALL-CCI-22773-RDC, US 6167 1810 3368 435 CELLCO-PART, 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 9715 9640 CHINAMOBILE-CN China Mobile Communications Grou 8151 5425 4699 UNINET, MX 11830 2004 1940 Instituto Costarricense de Electricidad y Telec 56047 1513 1464 CMNET-HUNAN-AP China Mobile communications corp 56041 1479 1404 CMNET-ZHEJIANG-AP China Mobile communications c 209 1689 1382 CENTURYLINK-US-LEGACY-QWEST, US 56046 1549 1377 CMNET-JIANGSU-AP China Mobile communications co 6167 1810 1375 CELLCO-PART, US 367 2516 1328 DNIC-ASBLK-00306-00371, US 11776 1590 1316 ATLANTICBB-JOHNSTOWN, US 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 46639 UNALLOCATED 8.17.66.0/24 701 UUNET, US 394936 UNALLOCATED 8.33.224.0/24 22442 HOU-PHONOSCOPE, US 46639 UNALLOCATED 8.38.73.0/24 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 399953 UNALLOCATED 12.9.122.0/24 7018 ATT-INTERNET4, US 13342 UNALLOCATED 12.17.5.0/24 7018 ATT-INTERNET4, US 396831 UNALLOCATED 12.23.198.0/24 7018 ATT-INTERNET4, US 21861 UNALLOCATED 12.37.59.0/24 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 23.140.216.0/24 Origin: 27176 DATAWAGON, US 23.140.216.0/24 Transit: 20278 NEXEON, US 23.141.0.0/24 Origin: 395350 RESERVED, ZZ 23.141.0.0/24 Transit: 11426 TWC-11426-CAROLINAS, US 23.152.48.0/24 Origin: 46167 RESERVED, ZZ 23.152.48.0/24 Transit: 7018 ATT-INTERNET4, US 41.57.127.0/24 Origin: 37442 RESERVED, ZZ 41.57.127.0/24 Transit: 37204 TELONE, ZW 41.74.44.0/24 Origin: 37544 RESERVED, ZZ 41.74.44.0/24 Transit: 15964 CAMNET-AS, CM 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 /8:13 /9:10 /10:29 /11:41 /12:137 /13:195 /14:523 /15:1033 /16:7151 /17:3394 /18:3922 /19:7373 /20:11404 /21:14497 /22:26745 /23:26367 /24:141768 /25:39 /26:52 /27:34 /28:19 /29:16 /30:11 /31:0 /32:4 Advertised prefixes smaller than registry allocations ----------------------------------------------------- ASN No of nets Total ann. Description 8151 2796 5425 UNINET, MX 16509 2131 10534 AMAZON-02, US 11830 1701 2004 Instituto Costarricense de Electricidad y Telecom., CR 22773 1406 1866 ASN-CXA-ALL-CCI-22773-RDC, US 7018 1325 2917 ATT-INTERNET4, US 209 954 1689 CENTURYLINK-US-LEGACY-QWEST, US 6167 889 1810 CELLCO-PART, US 10620 833 1384 Telmex Colombia S.A., CO 19901 810 960 BRSPD-PUBLIC, US 11776 740 1590 ATLANTICBB-JOHNSTOWN, US Complete listing at https://bgp.nsrc.org/REN/KREONet2/data-sXXas-nos Number of /24s announced per /8 block (Global) ---------------------------------------------- 1:40 2:300 3:430 4:5 5:739 6:148 7:5 8:696 11:171 12:1022 13:306 14:110 15:291 16:226 17:6 18:832 20:102 21:4 22:188 23:2072 24:639 25:2 27:45 29:19 31:345 32:26 34:10 35:71 36:1196 37:683 38:1387 39:540 40:53 41:1137 42:232 43:195 44:45 45:3783 46:859 47:96 49:37 50:345 51:372 52:1362 54:276 55:952 56:8 57:17 58:6 59:33 60:17 61:57 62:490 63:786 64:1716 65:1067 66:1441 67:876 68:500 69:1079 70:313 71:206 72:565 74:925 75:413 76:227 77:326 78:326 79:219 80:315 81:376 82:298 83:181 84:350 85:472 86:207 87:194 88:248 89:852 90:98 91:1035 92:582 93:443 94:647 95:268 96:217 97:57 98:386 99:158 100:12 101:21 102:392 103:1361 104:940 105:158 106:17 107:803 108:437 109:384 110:24 111:1844 112:449 113:41 114:48 115:25 116:49 117:962 118:208 119:133 120:1104 121:38 122:208 123:198 124:73 125:18 128:479 129:322 130:635 131:938 132:575 133:195 134:464 135:108 136:448 137:541 138:1023 139:461 140:660 141:455 142:772 143:718 144:414 145:82 146:601 147:470 148:717 149:669 150:306 151:611 152:671 153:136 154:663 155:730 156:740 157:352 158:433 159:669 160:737 161:668 162:882 163:394 164:734 165:814 166:568 167:646 168:1336 169:176 170:1550 171:105 172:1052 173:770 174:150 175:49 176:626 177:1233 178:425 179:795 180:70 181:1499 182:40 183:833 184:321 185:3269 186:1757 187:1224 188:687 189:1336 190:4087 191:444 192:4761 193:1890 194:1390 195:969 196:883 197:956 198:2495 199:4427 200:3458 201:3125 202:1140 203:702 204:2075 205:1929 206:1567 207:1395 208:1187 209:1776 210:352 211:443 212:959 213:772 214:1019 215:42 216:2343 217:466 218:530 219:38 220:33 221:300 222:20 223:647 End of report