IPv4 R&E Routing Table Report 20:15 GMT Fri 30 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: 246243 Prefixes after maximum aggregation (per Origin AS): 111207 Deaggregation factor: 2.21 Unique aggregates announced (without unneeded subnets): 132628 Number of IPv4 prefixes with a valid ROA: 100411 Number of IPv4 prefixes with an invalid ROA: 25 Number of IPv4 prefixes with no ROA: 145807 Total ASes present in the Internet Routing Table: 20584 Prefixes per ASN: 11.96 Origin-only ASes present in the Internet Routing Table: 17715 Origin ASes announcing only one prefix: 7988 Transit ASes present in the Internet Routing Table: 2869 Transit-only ASes present in the Internet Routing Table: 733 Paths with bogon ASNs present in the IPv4 Routing Table: 4 Average AS path length visible in the Internet Routing Table: 5.7 Max AS path length visible: 35 Max AS path prepend of ASN ( 59588) 26 Prefixes from unregistered ASNs in the Routing Table: 328 Number of instances of unregistered ASNs: 329 Number of 32-bit ASNs allocated by the RIRs: 45268 Number of 32-bit ASNs visible in the Routing Table: 7990 Prefixes from 32-bit ASNs in the Routing Table: 28163 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: 142 Number of addresses announced to Internet: 1507981469 Equivalent to 89 /8s, 225 /16s and 248 /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: 75695 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 31708 Total APNIC prefixes after maximum aggregation: 7930 APNIC Deaggregation factor: 4.00 Prefixes being announced from the APNIC address blocks: 31118 Unique aggregates announced from the APNIC address blocks: 9130 APNIC Region origin ASes present in the Internet Routing Table: 1272 APNIC Prefixes per ASN: 24.46 APNIC Region origin ASes announcing only one prefix: 510 APNIC Region transit ASes present in the Internet Routing Table: 221 Average APNIC Region AS path length visible: 7.2 Max APNIC Region AS path length visible: 26 Number of APNIC region 32-bit ASNs visible in the Routing Table: 583 Number of APNIC addresses announced to Internet: 202196588 Equivalent to 12 /8s, 13 /16s and 70 /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: 114385 Total ARIN prefixes after maximum aggregation: 61139 ARIN Deaggregation factor: 1.87 Prefixes being announced from the ARIN address blocks: 113101 Unique aggregates announced from the ARIN address blocks: 63982 ARIN Region origin ASes present in the Internet Routing Table: 9085 ARIN Prefixes per ASN: 12.45 ARIN Region origin ASes announcing only one prefix: 3779 ARIN Region transit ASes present in the Internet Routing Table: 822 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: 1986 Number of ARIN addresses announced to Internet: 872566369 Equivalent to 52 /8s, 2 /16s and 78 /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: 45845 Total RIPE prefixes after maximum aggregation: 25476 RIPE Deaggregation factor: 1.80 Prefixes being announced from the RIPE address blocks: 46393 Unique aggregates announced from the RIPE address blocks: 34504 RIPE Region origin ASes present in the Internet Routing Table: 4721 RIPE Prefixes per ASN: 9.83 RIPE Region origin ASes announcing only one prefix: 2049 RIPE Region transit ASes present in the Internet Routing Table: 705 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: 1855 Number of RIPE addresses announced to Internet: 298787536 Equivalent to 17 /8s, 207 /16s and 34 /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: 44553 Total LACNIC prefixes after maximum aggregation: 13546 LACNIC Deaggregation factor: 3.29 Prefixes being announced from the LACNIC address blocks: 43898 Unique aggregates announced from the LACNIC address blocks: 20056 LACNIC Region origin ASes present in the Internet Routing Table: 4307 LACNIC Prefixes per ASN: 10.19 LACNIC Region origin ASes announcing only one prefix: 1509 LACNIC Region transit ASes present in the Internet Routing Table: 902 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: 3398 Number of LACNIC addresses announced to Internet: 94514944 Equivalent to 5 /8s, 162 /16s and 47 /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: 9424 Total AfriNIC prefixes after maximum aggregation: 2882 AfriNIC Deaggregation factor: 3.27 Prefixes being announced from the AfriNIC address blocks: 11591 Unique aggregates announced from the AfriNIC address blocks: 4841 AfriNIC Region origin ASes present in the Internet Routing Table: 323 AfriNIC Prefixes per ASN: 35.89 AfriNIC Region origin ASes announcing only one prefix: 141 AfriNIC Region transit ASes present in the Internet Routing Table: 84 Average AfriNIC Region AS path length visible: 6.0 Max AfriNIC Region AS path length visible: 27 Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 168 Number of AfriNIC addresses announced to Internet: 39838208 Equivalent to 2 /8s, 95 /16s and 226 /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 9716 8746 75 CHINAMOBILE-CN China Mobile Communication 56046 1550 789 173 CMNET-JIANGSU-AP China Mobile communicati 56047 1513 192 49 CMNET-HUNAN-AP China Mobile communication 56041 1480 714 75 CMNET-ZHEJIANG-AP China Mobile communicat 24547 807 176 49 CMNET-V4HEBEI-AS-AP Hebei Mobile Communic 24444 770 501 72 CMNET-V4SHANDONG-AS-AP Shandong Mobile Co 2907 598 2169 465 SINET-AS Research Organization of Informa 17676 578 10607 150 GIGAINFRA SoftBank Corp., JP 56040 481 489 113 CMNET-GUANGDONG-AP China Mobile communica 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 10638 11799 3752 AMAZON-02, US 749 3244 54889 2496 DNIC-AS-00749, US 7018 2929 23673 1843 ATT-INTERNET4, US 367 2501 3031 1176 DNIC-ASBLK-00306-00371, US 22773 2449 2074 699 ASN-CXA-ALL-CCI-22773-RDC, US 4155 2080 133 1350 USDA-1, US 6167 1818 3384 436 CELLCO-PART, US 209 1689 4897 307 CENTURYLINK-US-LEGACY-QWEST, US 11776 1592 222 274 ATLANTICBB-JOHNSTOWN, US 36352 1539 165 763 AS-COLOCROSSING, 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 1280 102 1047 AKAMAI-ASN1, NL 3257 974 2084 774 GTT-BACKBONE GTT, US 8452 914 1841 12 TE-AS TE-AS, EG 3215 897 4814 291 France Telecom - Orange, FR 39891 800 50 18 ALJAWWALSTC-AS, SA 8376 725 60 28 Jordan Data Communications, JO 212238 570 41 501 CDNEXT, GB 51167 554 106 242 CONTABO, DE 3320 546 8318 461 DTAG Internet service provider operations 61317 522 36 468 ASDETUK www.heficed.com, US 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 5714 1645 696 UNINET, MX 11830 2009 369 64 Instituto Costarricense de Electricidad y 10620 1349 193 1011 Telmex Colombia S.A., CO 3816 1317 774 207 COLOMBIA TELECOMUNICACIONES S.A. ESP, CO 6147 1074 369 22 Telefonica del Peru S.A.A., PE 26615 1042 2503 53 TIM SA, BR 18881 868 1128 28 TELEFONICA BRASIL S.A, BR 28006 634 76 290 CORPORACION NACIONAL DE TELECOMUNICACIONE 26599 535 2892 68 TELEFONICA BRASIL S.A, BR 13999 514 72 220 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 1402 389 16 LINKdotNET-AS, EG 24835 992 429 144 RAYA-AS, EG 29571 917 66 311 ORANGE-COTE-IVOIRE, CI 36935 707 131 184 Vodafone-, EG 36992 666 1010 305 ETISALAT-MISR, EG 36903 385 172 272 MT-MPLS, MA 36914 384 82 3 KENET-AS, KE 2018 381 319 71 TENET-1, ZA 37693 334 597 43 TUNISIANA, TN 20011 273 35 197 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 10638 11799 3752 AMAZON-02, US 9808 9716 8746 75 CHINAMOBILE-CN China Mobile Communication 8151 5714 1645 696 UNINET, MX 749 3244 54889 2496 DNIC-AS-00749, US 7018 2929 23673 1843 ATT-INTERNET4, US 367 2501 3031 1176 DNIC-ASBLK-00306-00371, US 22773 2449 2074 699 ASN-CXA-ALL-CCI-22773-RDC, US 4155 2080 133 1350 USDA-1, US 11830 2009 369 64 Instituto Costarricense de Electricidad y 6167 1818 3384 436 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 9716 9641 CHINAMOBILE-CN China Mobile Communications Grou 8151 5714 5018 UNINET, MX 11830 2009 1945 Instituto Costarricense de Electricidad y Telec 22773 2449 1750 ASN-CXA-ALL-CCI-22773-RDC, US 56047 1513 1464 CMNET-HUNAN-AP China Mobile communications corp 56041 1480 1405 CMNET-ZHEJIANG-AP China Mobile communications c 24863 1402 1386 LINKdotNET-AS, EG 6167 1818 1382 CELLCO-PART, US 209 1689 1382 CENTURYLINK-US-LEGACY-QWEST, US 56046 1550 1377 CMNET-JIANGSU-AP China Mobile communications 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 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 41.57.124.0/24 Origin: 37442 RESERVED, ZZ 41.57.124.0/24 Transit: 37204 TELONE, ZW 41.57.127.0/24 Origin: 37442 RESERVED, ZZ 41.57.127.0/24 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 /8:13 /9:10 /10:29 /11:41 /12:138 /13:197 /14:525 /15:1033 /16:7135 /17:3335 /18:3955 /19:7451 /20:11350 /21:14815 /22:27133 /23:26706 /24:142204 /25:37 /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 2944 5714 UNINET, MX 16509 2139 10638 AMAZON-02, US 22773 1848 2449 ASN-CXA-ALL-CCI-22773-RDC, US 11830 1706 2009 Instituto Costarricense de Electricidad y Telecom., CR 7018 1316 2929 ATT-INTERNET4, US 209 954 1689 CENTURYLINK-US-LEGACY-QWEST, US 6167 891 1818 CELLCO-PART, US 19901 819 969 BRSPD-PUBLIC, US 10620 801 1349 Telmex Colombia S.A., CO 11776 740 1592 ATLANTICBB-JOHNSTOWN, US Complete listing at https://bgp.nsrc.org/REN/KREONet2/data-sXXas-nos Number of /24s announced per /8 block (Global) ---------------------------------------------- 1:42 2:306 3:446 4:5 5:739 6:148 7:5 8:691 11:171 12:1025 13:306 14:104 15:291 16:226 17:6 18:841 20:159 21:4 22:188 23:2245 24:647 25:2 27:36 29:19 31:340 32:26 34:11 35:71 36:1196 37:659 38:1351 39:542 40:52 41:1066 42:163 43:194 44:50 45:3703 46:838 47:97 49:31 50:342 51:369 52:1364 54:276 55:954 56:8 57:17 58:6 59:33 60:17 61:57 62:480 63:784 64:1673 65:1089 66:1457 67:904 68:524 69:1074 70:311 71:205 72:573 74:914 75:416 76:228 77:323 78:327 79:214 80:311 81:380 82:297 83:170 84:324 85:469 86:199 87:191 88:226 89:838 90:98 91:975 92:551 93:443 94:633 95:262 96:220 97:62 98:455 99:160 100:13 101:21 102:405 103:1344 104:1064 105:165 106:15 107:1227 108:465 109:380 110:29 111:1845 112:449 113:41 114:44 115:22 116:47 117:962 118:174 119:132 120:1103 121:37 122:169 123:161 124:73 125:14 128:480 129:317 130:636 131:936 132:573 133:195 134:470 135:109 136:469 137:534 138:981 139:463 140:677 141:450 142:799 143:724 144:414 145:81 146:599 147:473 148:729 149:662 150:308 151:608 152:714 153:136 154:744 155:734 156:696 157:366 158:449 159:677 160:833 161:669 162:892 163:414 164:736 165:816 166:584 167:661 168:1325 169:168 170:1566 171:99 172:1155 173:784 174:232 175:39 176:373 177:1243 178:420 179:788 180:65 181:1571 182:47 183:832 184:460 185:3143 186:1684 187:1126 188:689 189:1412 190:3994 191:449 192:4878 193:1869 194:1355 195:962 196:870 197:842 198:2524 199:4463 200:3414 201:3168 202:1136 203:697 204:2094 205:1935 206:1567 207:1413 208:1181 209:1783 210:352 211:447 212:958 213:750 214:1023 215:43 216:2360 217:450 218:527 219:22 220:32 221:300 222:20 223:651 End of report