IPv4 R&E Routing Table Report 20:15 GMT Mon 19 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: 245114 Prefixes after maximum aggregation (per Origin AS): 111093 Deaggregation factor: 2.21 Unique aggregates announced (without unneeded subnets): 132149 Number of IPv4 prefixes with a valid ROA: 100349 Number of IPv4 prefixes with an invalid ROA: 23 Number of IPv4 prefixes with no ROA: 144742 Total ASes present in the Internet Routing Table: 20546 Prefixes per ASN: 11.93 Origin-only ASes present in the Internet Routing Table: 17678 Origin ASes announcing only one prefix: 7950 Transit ASes present in the Internet Routing Table: 2868 Transit-only ASes present in the Internet Routing Table: 729 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: 327 Number of instances of unregistered ASNs: 328 Number of 32-bit ASNs allocated by the RIRs: 45206 Number of 32-bit ASNs visible in the Routing Table: 7963 Prefixes from 32-bit ASNs in the Routing Table: 28391 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: 150 Number of addresses announced to Internet: 1507925917 Equivalent to 89 /8s, 225 /16s and 31 /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: 75259 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 32069 Total APNIC prefixes after maximum aggregation: 7991 APNIC Deaggregation factor: 4.01 Prefixes being announced from the APNIC address blocks: 31410 Unique aggregates announced from the APNIC address blocks: 9258 APNIC Region origin ASes present in the Internet Routing Table: 1286 APNIC Prefixes per ASN: 24.42 APNIC Region origin ASes announcing only one prefix: 523 APNIC Region transit ASes present in the Internet Routing Table: 219 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: 582 Number of APNIC addresses announced to Internet: 202108524 Equivalent to 12 /8s, 11 /16s and 238 /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: 112190 Total ARIN prefixes after maximum aggregation: 60390 ARIN Deaggregation factor: 1.86 Prefixes being announced from the ARIN address blocks: 111143 Unique aggregates announced from the ARIN address blocks: 62228 ARIN Region origin ASes present in the Internet Routing Table: 9002 ARIN Prefixes per ASN: 12.35 ARIN Region origin ASes announcing only one prefix: 3734 ARIN Region transit ASes present in the Internet Routing Table: 820 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: 1956 Number of ARIN addresses announced to Internet: 872685153 Equivalent to 52 /8s, 4 /16s and 30 /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: 47006 Total RIPE prefixes after maximum aggregation: 25991 RIPE Deaggregation factor: 1.81 Prefixes being announced from the RIPE address blocks: 47518 Unique aggregates announced from the RIPE address blocks: 35292 RIPE Region origin ASes present in the Internet Routing Table: 4757 RIPE Prefixes per ASN: 9.99 RIPE Region origin ASes announcing only one prefix: 2061 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: 1860 Number of RIPE addresses announced to Internet: 298733264 Equivalent to 17 /8s, 206 /16s and 78 /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: 44234 Total LACNIC prefixes after maximum aggregation: 13797 LACNIC Deaggregation factor: 3.21 Prefixes being announced from the LACNIC address blocks: 43484 Unique aggregates announced from the LACNIC address blocks: 20602 LACNIC Region origin ASes present in the Internet Routing Table: 4320 LACNIC Prefixes per ASN: 10.07 LACNIC Region origin ASes announcing only one prefix: 1496 LACNIC Region transit ASes present in the Internet Routing Table: 900 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: 3410 Number of LACNIC addresses announced to Internet: 94239744 Equivalent to 5 /8s, 157 /16s and 252 /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: 9288 Total AfriNIC prefixes after maximum aggregation: 2692 AfriNIC Deaggregation factor: 3.45 Prefixes being announced from the AfriNIC address blocks: 11409 Unique aggregates announced from the AfriNIC address blocks: 4646 AfriNIC Region origin ASes present in the Internet Routing Table: 308 AfriNIC Prefixes per ASN: 37.04 AfriNIC Region origin ASes announcing only one prefix: 136 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: 30 Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 155 Number of AfriNIC addresses announced to Internet: 40079616 Equivalent to 2 /8s, 99 /16s and 145 /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 9711 8746 75 CHINAMOBILE-CN China Mobile Communication 56046 1548 788 173 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 597 10607 150 GIGAINFRA SoftBank Corp., JP 55410 517 47 174 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 10457 11624 3822 AMAZON-02, US 749 3255 54897 2507 DNIC-AS-00749, US 7018 2899 23671 1819 ATT-INTERNET4, US 367 2502 3074 1174 DNIC-ASBLK-00306-00371, US 4155 2056 132 1341 USDA-1, US 22773 1865 2028 637 ASN-CXA-ALL-CCI-22773-RDC, US 6167 1793 3363 427 CELLCO-PART, US 209 1688 4897 307 CENTURYLINK-US-LEGACY-QWEST, US 11776 1590 222 274 ATLANTICBB-JOHNSTOWN, US 5972 1402 401 451 DNIC-ASBLK-05800-06055, 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 1276 102 1045 AKAMAI-ASN1, NL 3257 983 2082 780 GTT-BACKBONE GTT, US 3215 897 4814 291 France Telecom - Orange, FR 8452 820 1841 12 TE-AS TE-AS, EG 39891 800 50 18 ALJAWWALSTC-AS, SA 8376 721 58 23 Jordan Data Communications, JO 34984 720 84 459 TELLCOM-AS, TR 212238 569 41 499 CDNEXT, GB 51167 554 106 242 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 5415 1595 727 UNINET, MX 11830 2008 369 64 Instituto Costarricense de Electricidad y 10620 1383 197 1027 Telmex Colombia S.A., CO 3816 1319 777 204 COLOMBIA TELECOMUNICACIONES S.A. ESP, CO 26615 1063 2503 53 TIM SA, BR 6147 1034 369 22 Telefonica del Peru S.A.A., PE 18881 874 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 530 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 1302 388 22 LINKdotNET-AS, EG 24835 959 415 140 RAYA-AS, EG 29571 890 64 300 ORANGE-COTE-IVOIRE, CI 36992 821 1037 347 ETISALAT-MISR, EG 36935 681 125 176 Vodafone-, EG 36914 527 82 3 KENET-AS, KE 36903 419 189 298 MT-MPLS, MA 2018 376 319 70 TENET-1, ZA 37693 334 597 43 TUNISIANA, TN 6713 179 655 122 IAM-AS, MA 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 10457 11624 3822 AMAZON-02, US 9808 9711 8746 75 CHINAMOBILE-CN China Mobile Communication 8151 5415 1595 727 UNINET, MX 749 3255 54897 2507 DNIC-AS-00749, US 7018 2899 23671 1819 ATT-INTERNET4, US 367 2502 3074 1174 DNIC-ASBLK-00306-00371, US 4155 2056 132 1341 USDA-1, US 11830 2008 369 64 Instituto Costarricense de Electricidad y 22773 1865 2028 637 ASN-CXA-ALL-CCI-22773-RDC, US 6167 1793 3363 427 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 9711 9636 CHINAMOBILE-CN China Mobile Communications Grou 8151 5415 4688 UNINET, MX 11830 2008 1944 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 1688 1381 CENTURYLINK-US-LEGACY-QWEST, US 56046 1548 1375 CMNET-JIANGSU-AP China Mobile communications co 6167 1793 1366 CELLCO-PART, US 367 2502 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 /16:7166 /17:3367 /18:3916 /19:7386 /20:11467 /21:14531 /22:26822 /23:26286 /24:142015 /25:41 /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 2787 5415 UNINET, MX 16509 2132 10457 AMAZON-02, US 11830 1705 2008 Instituto Costarricense de Electricidad y Telecom., CR 22773 1405 1865 ASN-CXA-ALL-CCI-22773-RDC, US 7018 1312 2899 ATT-INTERNET4, US 209 954 1688 CENTURYLINK-US-LEGACY-QWEST, US 6167 888 1793 CELLCO-PART, US 10620 832 1383 Telmex Colombia S.A., CO 19901 809 959 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) ---------------------------------------------- 1:42 2:300 3:409 4:5 5:696 6:162 7:5 8:698 11:171 12:1024 13:306 14:110 15:290 16:226 17:6 18:821 20:105 21:4 22:188 23:2063 24:643 25:2 27:45 29:19 31:378 32:26 34:10 35:70 36:1196 37:677 38:1383 39:538 40:53 41:1157 42:171 43:199 44:45 45:3775 46:855 47:96 49:37 50:342 51:372 52:1362 54:276 55:950 56:8 57:17 58:6 59:33 60:17 61:52 62:468 63:784 64:1731 65:1063 66:1439 67:879 68:500 69:1082 70:313 71:206 72:628 74:928 75:412 76:228 77:331 78:326 79:218 80:313 81:372 82:304 83:178 84:347 85:469 86:216 87:199 88:248 89:855 90:98 91:1024 92:577 93:446 94:647 95:291 96:217 97:57 98:387 99:159 100:12 101:21 102:402 103:1384 104:938 105:160 106:17 107:801 108:434 109:396 110:28 111:1841 112:449 113:41 114:44 115:25 116:46 117:960 118:209 119:134 120:1104 121:37 122:199 123:198 124:73 125:18 128:487 129:329 130:625 131:958 132:582 133:195 134:513 135:108 136:446 137:537 138:1011 139:474 140:671 141:453 142:772 143:852 144:415 145:79 146:608 147:499 148:715 149:673 150:332 151:607 152:676 153:136 154:658 155:794 156:743 157:368 158:432 159:681 160:832 161:669 162:885 163:411 164:740 165:814 166:564 167:646 168:1314 169:169 170:1539 171:105 172:1084 173:789 174:153 175:59 176:634 177:1205 178:421 179:802 180:68 181:1558 182:42 183:832 184:317 185:3251 186:1774 187:1224 188:707 189:1323 190:4014 191:425 192:4773 193:1892 194:1377 195:974 196:863 197:715 198:2467 199:4420 200:3408 201:3122 202:1148 203:724 204:2082 205:1945 206:1569 207:1394 208:1182 209:1777 210:349 211:444 212:983 213:767 214:1063 215:48 216:2342 217:468 218:530 219:38 220:33 221:300 222:20 223:647 End of report