IPv4 R&E Routing Table Report 20:15 GMT Sun 18 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: 244227 Prefixes after maximum aggregation (per Origin AS): 110717 Deaggregation factor: 2.21 Unique aggregates announced (without unneeded subnets): 131676 Number of IPv4 prefixes with a valid ROA: 100390 Number of IPv4 prefixes with an invalid ROA: 23 Number of IPv4 prefixes with no ROA: 143814 Total ASes present in the Internet Routing Table: 20522 Prefixes per ASN: 11.90 Origin-only ASes present in the Internet Routing Table: 17636 Origin ASes announcing only one prefix: 7945 Transit ASes present in the Internet Routing Table: 2886 Transit-only ASes present in the Internet Routing Table: 741 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: 325 Number of instances of unregistered ASNs: 326 Number of 32-bit ASNs allocated by the RIRs: 45200 Number of 32-bit ASNs visible in the Routing Table: 7954 Prefixes from 32-bit ASNs in the Routing Table: 28322 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: 148 Number of addresses announced to Internet: 1507014301 Equivalent to 89 /8s, 211 /16s and 54 /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: 75309 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 31988 Total APNIC prefixes after maximum aggregation: 7960 APNIC Deaggregation factor: 4.02 Prefixes being announced from the APNIC address blocks: 31338 Unique aggregates announced from the APNIC address blocks: 9216 APNIC Region origin ASes present in the Internet Routing Table: 1271 APNIC Prefixes per ASN: 24.66 APNIC Region origin ASes announcing only one prefix: 513 APNIC Region transit ASes present in the Internet Routing Table: 218 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: 581 Number of APNIC addresses announced to Internet: 202089068 Equivalent to 12 /8s, 11 /16s and 162 /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: 111375 Total ARIN prefixes after maximum aggregation: 60067 ARIN Deaggregation factor: 1.85 Prefixes being announced from the ARIN address blocks: 110326 Unique aggregates announced from the ARIN address blocks: 61860 ARIN Region origin ASes present in the Internet Routing Table: 8991 ARIN Prefixes per ASN: 12.27 ARIN Region origin ASes announcing only one prefix: 3741 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: 1957 Number of ARIN addresses announced to Internet: 871068257 Equivalent to 51 /8s, 235 /16s and 114 /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: 46945 Total RIPE prefixes after maximum aggregation: 25956 RIPE Deaggregation factor: 1.81 Prefixes being announced from the RIPE address blocks: 47440 Unique aggregates announced from the RIPE address blocks: 35276 RIPE Region origin ASes present in the Internet Routing Table: 4763 RIPE Prefixes per ASN: 9.96 RIPE Region origin ASes announcing only one prefix: 2065 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: 1863 Number of RIPE addresses announced to Internet: 298520528 Equivalent to 17 /8s, 203 /16s and 15 /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: 44424 Total LACNIC prefixes after maximum aggregation: 13803 LACNIC Deaggregation factor: 3.22 Prefixes being announced from the LACNIC address blocks: 43668 Unique aggregates announced from the LACNIC address blocks: 20611 LACNIC Region origin ASes present in the Internet Routing Table: 4309 LACNIC Prefixes per ASN: 10.13 LACNIC Region origin ASes announcing only one prefix: 1490 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: 3404 Number of LACNIC addresses announced to Internet: 95196160 Equivalent to 5 /8s, 172 /16s and 148 /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: 9170 Total AfriNIC prefixes after maximum aggregation: 2701 AfriNIC Deaggregation factor: 3.40 Prefixes being announced from the AfriNIC address blocks: 11307 Unique aggregates announced from the AfriNIC address blocks: 4592 AfriNIC Region origin ASes present in the Internet Routing Table: 305 AfriNIC Prefixes per ASN: 37.07 AfriNIC Region origin ASes announcing only one prefix: 136 AfriNIC Region transit ASes present in the Internet Routing Table: 87 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: 149 Number of AfriNIC addresses announced to Internet: 40061184 Equivalent to 2 /8s, 99 /16s and 73 /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 1511 192 48 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 17676 599 10607 150 GIGAINFRA SoftBank Corp., JP 2907 597 2169 465 SINET-AS Research Organization of Informa 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 10473 11629 3808 AMAZON-02, US 749 3256 54898 2508 DNIC-AS-00749, US 7018 2899 23671 1819 ATT-INTERNET4, US 367 2497 3176 1203 DNIC-ASBLK-00306-00371, US 4155 2037 131 1344 USDA-1, US 22773 1865 2028 637 ASN-CXA-ALL-CCI-22773-RDC, US 6167 1792 3363 427 CELLCO-PART, US 209 1688 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 1274 102 1043 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 725 58 23 Jordan Data Communications, JO 34984 720 84 459 TELLCOM-AS, TR 212238 564 41 494 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 5412 1595 727 UNINET, MX 11830 2007 369 64 Instituto Costarricense de Electricidad y 10620 1382 197 1026 Telmex Colombia S.A., CO 3816 1319 777 204 COLOMBIA TELECOMUNICACIONES S.A. ESP, CO 26615 1062 2503 53 TIM SA, BR 6147 1034 369 22 Telefonica del Peru S.A.A., PE 18881 875 1128 28 TELEFONICA BRASIL S.A, BR 28006 635 76 287 CORPORACION NACIONAL DE TELECOMUNICACIONE 26599 537 2893 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 1301 388 22 LINKdotNET-AS, EG 24835 959 415 140 RAYA-AS, EG 36992 820 1037 347 ETISALAT-MISR, EG 29571 742 58 298 ORANGE-COTE-IVOIRE, CI 36935 681 125 176 Vodafone-, EG 36914 525 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 6713 180 655 123 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 10473 11629 3808 AMAZON-02, US 9808 9711 8746 75 CHINAMOBILE-CN China Mobile Communication 8151 5412 1595 727 UNINET, MX 749 3256 54898 2508 DNIC-AS-00749, US 7018 2899 23671 1819 ATT-INTERNET4, US 367 2497 3176 1203 DNIC-ASBLK-00306-00371, US 4155 2037 131 1344 USDA-1, US 11830 2007 369 64 Instituto Costarricense de Electricidad y 22773 1865 2028 637 ASN-CXA-ALL-CCI-22773-RDC, US 6167 1792 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 5412 4685 UNINET, MX 11830 2007 1943 Instituto Costarricense de Electricidad y Telec 56047 1511 1463 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 1792 1365 CELLCO-PART, US 11776 1590 1316 ATLANTICBB-JOHNSTOWN, US 367 2497 1294 DNIC-ASBLK-00306-00371, 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 /16:7137 /17:3389 /18:3900 /19:7369 /20:11403 /21:14487 /22:26790 /23:26204 /24:141390 /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 2784 5412 UNINET, MX 16509 2140 10473 AMAZON-02, US 11830 1704 2007 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 887 1792 CELLCO-PART, US 10620 831 1382 Telmex Colombia S.A., CO 19901 808 957 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) ---------------------------------------------- 1:43 2:298 3:409 4:5 5:698 6:148 7:5 8:704 11:171 12:1024 13:303 14:110 15:290 16:226 17:6 18:823 20:173 21:4 22:188 23:2065 24:655 25:2 27:45 29:19 31:374 32:26 34:10 35:70 36:1196 37:665 38:1367 39:538 40:53 41:1160 42:171 43:198 44:46 45:3746 46:856 47:96 49:37 50:335 51:372 52:1366 54:276 55:943 56:8 57:17 58:6 59:33 60:17 61:59 62:492 63:784 64:1729 65:1065 66:1442 67:876 68:500 69:1076 70:313 71:206 72:568 74:927 75:412 76:228 77:328 78:325 79:218 80:314 81:372 82:302 83:178 84:351 85:465 86:216 87:199 88:246 89:850 90:98 91:1023 92:581 93:445 94:646 95:291 96:217 97:57 98:386 99:160 100:12 101:21 102:397 103:1349 104:930 105:160 106:17 107:803 108:437 109:396 110:24 111:1841 112:449 113:42 114:44 115:25 116:46 117:962 118:209 119:130 120:1104 121:38 122:206 123:197 124:73 125:18 128:481 129:324 130:625 131:940 132:569 133:195 134:462 135:107 136:444 137:532 138:991 139:463 140:665 141:453 142:772 143:757 144:411 145:79 146:605 147:470 148:718 149:670 150:306 151:606 152:673 153:136 154:653 155:731 156:742 157:368 158:432 159:682 160:729 161:669 162:884 163:394 164:729 165:811 166:564 167:651 168:1321 169:168 170:1536 171:105 172:1082 173:773 174:153 175:59 176:634 177:1219 178:423 179:831 180:67 181:1558 182:43 183:832 184:315 185:3251 186:1775 187:1236 188:704 189:1352 190:4007 191:423 192:4772 193:1889 194:1376 195:984 196:862 197:711 198:2468 199:4398 200:3414 201:3123 202:1142 203:693 204:2062 205:1948 206:1561 207:1377 208:1181 209:1773 210:349 211:444 212:983 213:764 214:1022 215:40 216:2384 217:473 218:530 219:38 220:33 221:300 222:20 223:645 End of report