IPv4 R&E Routing Table Report 20:15 GMT Sun 25 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: 241822 Prefixes after maximum aggregation (per Origin AS): 109329 Deaggregation factor: 2.21 Unique aggregates announced (without unneeded subnets): 129824 Number of IPv4 prefixes with a valid ROA: 98734 Number of IPv4 prefixes with an invalid ROA: 26 Number of IPv4 prefixes with no ROA: 143062 Total ASes present in the Internet Routing Table: 20446 Prefixes per ASN: 11.83 Origin-only ASes present in the Internet Routing Table: 17576 Origin ASes announcing only one prefix: 7928 Transit ASes present in the Internet Routing Table: 2870 Transit-only ASes present in the Internet Routing Table: 724 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: 35 Max AS path prepend of ASN ( 59588) 26 Prefixes from unregistered ASNs in the Routing Table: 327 Number of instances of unregistered ASNs: 328 Number of 32-bit ASNs allocated by the RIRs: 45245 Number of 32-bit ASNs visible in the Routing Table: 7939 Prefixes from 32-bit ASNs in the Routing Table: 28102 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: 146 Number of addresses announced to Internet: 1500899997 Equivalent to 89 /8s, 117 /16s and 234 /24s Percentage of available address space announced: 40.5 Percentage of allocated address space announced: 40.5 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: 74154 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 31913 Total APNIC prefixes after maximum aggregation: 7977 APNIC Deaggregation factor: 4.00 Prefixes being announced from the APNIC address blocks: 31291 Unique aggregates announced from the APNIC address blocks: 9229 APNIC Region origin ASes present in the Internet Routing Table: 1282 APNIC Prefixes per ASN: 24.41 APNIC Region origin ASes announcing only one prefix: 512 APNIC Region transit ASes present in the Internet Routing Table: 222 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: 577 Number of APNIC addresses announced to Internet: 202149228 Equivalent to 12 /8s, 12 /16s and 141 /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: 111385 Total ARIN prefixes after maximum aggregation: 59942 ARIN Deaggregation factor: 1.86 Prefixes being announced from the ARIN address blocks: 110158 Unique aggregates announced from the ARIN address blocks: 61696 ARIN Region origin ASes present in the Internet Routing Table: 9036 ARIN Prefixes per ASN: 12.19 ARIN Region origin ASes announcing only one prefix: 3761 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: 1976 Number of ARIN addresses announced to Internet: 870964833 Equivalent to 51 /8s, 233 /16s and 222 /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: 44983 Total RIPE prefixes after maximum aggregation: 24745 RIPE Deaggregation factor: 1.82 Prefixes being announced from the RIPE address blocks: 45725 Unique aggregates announced from the RIPE address blocks: 33728 RIPE Region origin ASes present in the Internet Routing Table: 4627 RIPE Prefixes per ASN: 9.88 RIPE Region origin ASes announcing only one prefix: 2022 RIPE Region transit ASes present in the Internet Routing Table: 697 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: 1811 Number of RIPE addresses announced to Internet: 291765712 Equivalent to 17 /8s, 99 /16s and 253 /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: 43923 Total LACNIC prefixes after maximum aggregation: 13674 LACNIC Deaggregation factor: 3.21 Prefixes being announced from the LACNIC address blocks: 43189 Unique aggregates announced from the LACNIC address blocks: 20386 LACNIC Region origin ASes present in the Internet Routing Table: 4335 LACNIC Prefixes per ASN: 9.96 LACNIC Region origin ASes announcing only one prefix: 1500 LACNIC Region transit ASes present in the Internet Routing Table: 908 Average LACNIC Region AS path length visible: 6.1 Max LACNIC Region AS path length visible: 26 Number of LACNIC region 32-bit ASNs visible in the Routing Table: 3418 Number of LACNIC addresses announced to Internet: 94778112 Equivalent to 5 /8s, 166 /16s and 51 /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: 9291 Total AfriNIC prefixes after maximum aggregation: 2758 AfriNIC Deaggregation factor: 3.37 Prefixes being announced from the AfriNIC address blocks: 11313 Unique aggregates announced from the AfriNIC address blocks: 4666 AfriNIC Region origin ASes present in the Internet Routing Table: 299 AfriNIC Prefixes per ASN: 37.84 AfriNIC Region origin ASes announcing only one prefix: 133 AfriNIC Region transit ASes present in the Internet Routing Table: 87 Average AfriNIC Region AS path length visible: 5.9 Max AfriNIC Region AS path length visible: 27 Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 157 Number of AfriNIC addresses announced to Internet: 41163264 Equivalent to 2 /8s, 116 /16s and 26 /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 9714 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 1480 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 596 2169 464 SINET-AS Research Organization of Informa 17676 588 10607 150 GIGAINFRA SoftBank Corp., JP 56040 480 490 110 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 10499 11772 3755 AMAZON-02, US 749 3253 54897 2505 DNIC-AS-00749, US 7018 2904 23671 1826 ATT-INTERNET4, US 367 2510 3080 1184 DNIC-ASBLK-00306-00371, US 4155 2070 133 1345 USDA-1, US 22773 1866 2028 636 ASN-CXA-ALL-CCI-22773-RDC, US 6167 1813 3377 435 CELLCO-PART, US 209 1689 4897 307 CENTURYLINK-US-LEGACY-QWEST, US 11776 1590 222 274 ATLANTICBB-JOHNSTOWN, US 20057 1382 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 1251 100 1030 AKAMAI-ASN1, NL 3257 985 2084 781 GTT-BACKBONE GTT, US 3215 897 4814 291 France Telecom - Orange, FR 8452 834 1841 12 TE-AS TE-AS, EG 39891 800 50 18 ALJAWWALSTC-AS, SA 8376 711 59 29 Jordan Data Communications, JO 212238 563 41 493 CDNEXT, GB 51167 554 106 242 CONTABO, DE 3320 547 8318 462 DTAG Internet service provider operations 61317 528 36 474 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 5386 1565 725 UNINET, MX 11830 2008 369 64 Instituto Costarricense de Electricidad y 10620 1392 197 1024 Telmex Colombia S.A., CO 3816 1322 777 200 COLOMBIA TELECOMUNICACIONES S.A. ESP, CO 26615 1050 2503 53 TIM SA, BR 6147 1033 369 22 Telefonica del Peru S.A.A., PE 18881 876 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 522 72 227 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 1300 388 22 LINKdotNET-AS, EG 24835 923 394 151 RAYA-AS, EG 29571 884 64 309 ORANGE-COTE-IVOIRE, CI 36992 821 1037 347 ETISALAT-MISR, EG 36935 578 520 41 Vodafone-, EG 36914 512 82 3 KENET-AS, KE 36903 419 189 298 MT-MPLS, MA 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 10499 11772 3755 AMAZON-02, US 9808 9714 8746 75 CHINAMOBILE-CN China Mobile Communication 8151 5386 1565 725 UNINET, MX 749 3253 54897 2505 DNIC-AS-00749, US 7018 2904 23671 1826 ATT-INTERNET4, US 367 2510 3080 1184 DNIC-ASBLK-00306-00371, US 4155 2070 133 1345 USDA-1, US 11830 2008 369 64 Instituto Costarricense de Electricidad y 22773 1866 2028 636 ASN-CXA-ALL-CCI-22773-RDC, US 6167 1813 3377 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 9714 9639 CHINAMOBILE-CN China Mobile Communications Grou 8151 5386 4661 UNINET, MX 11830 2008 1944 Instituto Costarricense de Electricidad y Telec 56047 1513 1464 CMNET-HUNAN-AP China Mobile communications corp 56041 1480 1405 CMNET-ZHEJIANG-AP China Mobile communications c 209 1689 1382 CENTURYLINK-US-LEGACY-QWEST, US 6167 1813 1378 CELLCO-PART, US 56046 1549 1377 CMNET-JIANGSU-AP China Mobile communications co 367 2510 1326 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 41.57.124.0/24 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 /11:42 /12:135 /13:194 /14:515 /15:1028 /16:7118 /17:3377 /18:3903 /19:7320 /20:11213 /21:14430 /22:26513 /23:26088 /24:139723 /25:37 /26:50 /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 2784 5386 UNINET, MX 16509 2133 10499 AMAZON-02, US 11830 1705 2008 Instituto Costarricense de Electricidad y Telecom., CR 22773 1406 1866 ASN-CXA-ALL-CCI-22773-RDC, US 7018 1326 2904 ATT-INTERNET4, US 209 954 1689 CENTURYLINK-US-LEGACY-QWEST, US 6167 889 1813 CELLCO-PART, US 10620 836 1392 Telmex Colombia S.A., CO 19901 816 966 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) ---------------------------------------------- 1:41 2:294 3:433 4:5 5:736 6:147 7:5 8:697 11:171 12:1024 13:297 14:105 15:291 16:226 17:6 18:831 20:100 21:4 22:188 23:2054 24:638 25:2 27:45 29:19 31:339 32:26 34:10 35:71 36:1195 37:654 38:1392 39:541 40:53 41:1126 42:174 43:192 44:49 45:3712 46:840 47:100 49:37 50:336 51:372 52:1361 54:274 55:945 56:8 57:17 58:33 59:33 60:17 61:58 62:478 63:784 64:1714 65:1070 66:1440 67:879 68:514 69:1080 70:310 71:206 72:569 74:911 75:413 76:235 77:317 78:322 79:211 80:311 81:378 82:288 83:170 84:331 85:467 86:206 87:192 88:237 89:825 90:97 91:977 92:584 93:431 94:628 95:265 96:213 97:57 98:386 99:158 100:12 101:21 102:399 103:1349 104:925 105:158 106:17 107:802 108:441 109:376 110:25 111:1844 112:449 113:42 114:45 115:22 116:45 117:962 118:174 119:133 120:1104 121:38 122:172 123:162 124:73 125:18 128:480 129:289 130:626 131:951 132:577 133:195 134:469 135:108 136:449 137:517 138:979 139:458 140:665 141:458 142:772 143:728 144:405 145:79 146:600 147:470 148:703 149:667 150:306 151:609 152:706 153:134 154:650 155:733 156:671 157:362 158:434 159:667 160:818 161:668 162:889 163:395 164:728 165:811 166:572 167:654 168:1310 169:169 170:1539 171:105 172:1048 173:768 174:150 175:49 176:370 177:1211 178:414 179:798 180:67 181:1519 182:47 183:832 184:319 185:3078 186:1755 187:1044 188:684 189:1295 190:3987 191:423 192:4660 193:1741 194:1247 195:932 196:843 197:923 198:2446 199:4440 200:3391 201:3120 202:1135 203:697 204:2086 205:1945 206:1572 207:1399 208:1182 209:1765 210:356 211:444 212:957 213:748 214:1019 215:42 216:2362 217:480 218:530 219:38 220:33 221:300 222:20 223:651 End of report