IPv4 R&E Routing Table Report 20:15 GMT Thu 08 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: 243577 Prefixes after maximum aggregation (per Origin AS): 110368 Deaggregation factor: 2.21 Unique aggregates announced (without unneeded subnets): 131553 Number of IPv4 prefixes with a valid ROA: 99851 Number of IPv4 prefixes with an invalid ROA: 25 Number of IPv4 prefixes with no ROA: 143701 Total ASes present in the Internet Routing Table: 20448 Prefixes per ASN: 11.91 Origin-only ASes present in the Internet Routing Table: 17589 Origin ASes announcing only one prefix: 7912 Transit ASes present in the Internet Routing Table: 2859 Transit-only ASes present in the Internet Routing Table: 730 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: 353 Number of instances of unregistered ASNs: 354 Number of 32-bit ASNs allocated by the RIRs: 45123 Number of 32-bit ASNs visible in the Routing Table: 7903 Prefixes from 32-bit ASNs in the Routing Table: 27905 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: 151 Number of addresses announced to Internet: 1499844509 Equivalent to 89 /8s, 101 /16s and 207 /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: 75309 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 31275 Total APNIC prefixes after maximum aggregation: 7777 APNIC Deaggregation factor: 4.02 Prefixes being announced from the APNIC address blocks: 30775 Unique aggregates announced from the APNIC address blocks: 9138 APNIC Region origin ASes present in the Internet Routing Table: 1278 APNIC Prefixes per ASN: 24.08 APNIC Region origin ASes announcing only one prefix: 511 APNIC Region transit ASes present in the Internet Routing Table: 223 Average APNIC Region AS path length visible: 7.2 Max APNIC Region AS path length visible: 21 Number of APNIC region 32-bit ASNs visible in the Routing Table: 581 Number of APNIC addresses announced to Internet: 202527084 Equivalent to 12 /8s, 18 /16s and 81 /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: 111185 Total ARIN prefixes after maximum aggregation: 59848 ARIN Deaggregation factor: 1.86 Prefixes being announced from the ARIN address blocks: 110263 Unique aggregates announced from the ARIN address blocks: 61818 ARIN Region origin ASes present in the Internet Routing Table: 8976 ARIN Prefixes per ASN: 12.28 ARIN Region origin ASes announcing only one prefix: 3732 ARIN Region transit ASes present in the Internet Routing Table: 815 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: 1947 Number of ARIN addresses announced to Internet: 871334241 Equivalent to 51 /8s, 239 /16s and 129 /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: 47379 Total RIPE prefixes after maximum aggregation: 26094 RIPE Deaggregation factor: 1.82 Prefixes being announced from the RIPE address blocks: 47612 Unique aggregates announced from the RIPE address blocks: 35209 RIPE Region origin ASes present in the Internet Routing Table: 4750 RIPE Prefixes per ASN: 10.02 RIPE Region origin ASes announcing only one prefix: 2064 RIPE Region transit ASes present in the Internet Routing Table: 706 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: 1857 Number of RIPE addresses announced to Internet: 292208592 Equivalent to 17 /8s, 106 /16s and 191 /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: 43953 Total LACNIC prefixes after maximum aggregation: 13681 LACNIC Deaggregation factor: 3.21 Prefixes being announced from the LACNIC address blocks: 43290 Unique aggregates announced from the LACNIC address blocks: 20629 LACNIC Region origin ASes present in the Internet Routing Table: 4257 LACNIC Prefixes per ASN: 10.17 LACNIC Region origin ASes announcing only one prefix: 1474 LACNIC Region transit ASes present in the Internet Routing Table: 881 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: 3361 Number of LACNIC addresses announced to Internet: 94059520 Equivalent to 5 /8s, 155 /16s and 60 /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: 9432 Total AfriNIC prefixes after maximum aggregation: 2719 AfriNIC Deaggregation factor: 3.47 Prefixes being announced from the AfriNIC address blocks: 11486 Unique aggregates announced from the AfriNIC address blocks: 4635 AfriNIC Region origin ASes present in the Internet Routing Table: 308 AfriNIC Prefixes per ASN: 37.29 AfriNIC Region origin ASes announcing only one prefix: 131 AfriNIC Region transit ASes present in the Internet Routing Table: 85 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: 157 Number of AfriNIC addresses announced to Internet: 39635200 Equivalent to 2 /8s, 92 /16s and 201 /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 9700 8746 75 CHINAMOBILE-CN China Mobile Communication 56046 1546 788 172 CMNET-JIANGSU-AP China Mobile communicati 56047 1511 192 48 CMNET-HUNAN-AP China Mobile communication 56041 1476 714 73 CMNET-ZHEJIANG-AP China Mobile communicat 24547 805 176 48 CMNET-V4HEBEI-AS-AP Hebei Mobile Communic 24444 769 501 72 CMNET-V4SHANDONG-AS-AP Shandong Mobile Co 2907 600 2169 464 SINET-AS Research Organization of Informa 17676 599 10607 150 GIGAINFRA SoftBank Corp., JP 56040 485 490 108 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 10470 11581 3699 AMAZON-02, US 749 3256 54898 2508 DNIC-AS-00749, US 7018 2902 23673 1818 ATT-INTERNET4, US 367 2524 3107 1188 DNIC-ASBLK-00306-00371, US 4155 2035 131 1326 USDA-1, US 22773 1862 2028 639 ASN-CXA-ALL-CCI-22773-RDC, US 6167 1787 3321 431 CELLCO-PART, US 209 1691 4898 309 CENTURYLINK-US-LEGACY-QWEST, US 11776 1590 222 274 ATLANTICBB-JOHNSTOWN, US 20057 1383 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 1311 104 1075 AKAMAI-ASN1, NL 3257 982 2082 780 GTT-BACKBONE GTT, US 3215 897 4814 291 France Telecom - Orange, FR 8452 857 1841 12 TE-AS TE-AS, EG 39891 800 50 18 ALJAWWALSTC-AS, SA 8376 759 60 24 Jordan Data Communications, JO 34984 670 80 423 TELLCOM-AS, TR 212238 573 41 503 CDNEXT, GB 51167 554 106 242 CONTABO, DE 3320 550 8319 461 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 5649 1700 726 UNINET, MX 11830 2005 369 64 Instituto Costarricense de Electricidad y 10620 1383 197 1027 Telmex Colombia S.A., CO 3816 1315 768 202 COLOMBIA TELECOMUNICACIONES S.A. ESP, CO 26615 1085 2503 53 TIM SA, BR 6147 1081 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 2891 72 TELEFONICA BRASIL S.A, BR 13999 531 72 230 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 29571 1002 68 307 ORANGE-COTE-IVOIRE, CI 24835 966 416 140 RAYA-AS, EG 36992 821 1037 347 ETISALAT-MISR, EG 36935 677 124 176 Vodafone-, EG 36914 526 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 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 10470 11581 3699 AMAZON-02, US 9808 9700 8746 75 CHINAMOBILE-CN China Mobile Communication 8151 5649 1700 726 UNINET, MX 749 3256 54898 2508 DNIC-AS-00749, US 7018 2902 23673 1818 ATT-INTERNET4, US 367 2524 3107 1188 DNIC-ASBLK-00306-00371, US 4155 2035 131 1326 USDA-1, US 11830 2005 369 64 Instituto Costarricense de Electricidad y 22773 1862 2028 639 ASN-CXA-ALL-CCI-22773-RDC, US 6167 1787 3321 431 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 9700 9625 CHINAMOBILE-CN China Mobile Communications Grou 8151 5649 4923 UNINET, MX 11830 2005 1941 Instituto Costarricense de Electricidad y Telec 56047 1511 1463 CMNET-HUNAN-AP China Mobile communications corp 56041 1476 1403 CMNET-ZHEJIANG-AP China Mobile communications c 209 1691 1382 CENTURYLINK-US-LEGACY-QWEST, US 56046 1546 1374 CMNET-JIANGSU-AP China Mobile communications co 6167 1787 1356 CELLCO-PART, US 367 2524 1336 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 /11:40 /12:138 /13:193 /14:522 /15:1030 /16:7100 /17:3398 /18:3876 /19:7392 /20:11389 /21:14526 /22:26691 /23:26164 /24:140894 /25:39 /26:50 /27:33 /28:19 /29:16 /30:11 /31:0 /32:4 Advertised prefixes smaller than registry allocations ----------------------------------------------------- ASN No of nets Total ann. Description 8151 2847 5649 UNINET, MX 16509 2147 10470 AMAZON-02, US 11830 1702 2005 Instituto Costarricense de Electricidad y Telecom., CR 22773 1402 1862 ASN-CXA-ALL-CCI-22773-RDC, US 7018 1320 2902 ATT-INTERNET4, US 209 956 1691 CENTURYLINK-US-LEGACY-QWEST, US 6167 879 1787 CELLCO-PART, US 10620 832 1383 Telmex Colombia S.A., CO 19901 804 952 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) ---------------------------------------------- 1:18 2:302 3:389 4:5 5:680 6:148 7:5 8:695 11:171 12:1029 13:305 14:109 15:290 16:225 17:6 18:829 20:192 21:4 22:188 23:2060 24:645 25:1 27:39 29:19 31:369 32:27 34:10 35:68 36:1197 37:695 38:1333 39:538 40:54 41:1155 42:104 43:188 44:39 45:3734 46:866 47:90 49:19 50:342 51:373 52:1367 54:275 55:948 56:8 57:19 58:33 59:33 60:17 61:54 62:495 63:788 64:1691 65:1038 66:1440 67:927 68:499 69:1035 70:313 71:208 72:531 74:897 75:412 76:220 77:368 78:322 79:226 80:343 81:367 82:336 83:181 84:342 85:457 86:219 87:197 88:249 89:856 90:101 91:1006 92:548 93:443 94:645 95:277 96:223 97:57 98:457 99:162 100:18 101:21 102:411 103:1364 104:916 105:159 106:3 107:806 108:434 109:400 110:28 111:1837 112:456 113:38 114:48 115:29 116:43 117:964 118:88 119:115 120:1107 121:39 122:85 123:76 124:58 125:20 128:484 129:329 130:628 131:957 132:572 133:196 134:444 135:122 136:444 137:539 138:985 139:459 140:649 141:404 142:800 143:760 144:408 145:79 146:597 147:485 148:723 149:648 150:323 151:611 152:675 153:137 154:671 155:740 156:732 157:372 158:426 159:664 160:921 161:628 162:882 163:406 164:732 165:805 166:582 167:639 168:1290 169:165 170:1538 171:105 172:1139 173:772 174:211 175:49 176:655 177:1193 178:428 179:783 180:67 181:1528 182:42 183:834 184:332 185:3269 186:1748 187:1203 188:697 189:1409 190:3967 191:442 192:4751 193:1942 194:1403 195:983 196:854 197:712 198:2456 199:4398 200:3309 201:3127 202:1136 203:705 204:2063 205:1941 206:1542 207:1378 208:1173 209:1772 210:354 211:444 212:973 213:762 214:1017 215:42 216:2373 217:455 218:526 219:38 220:32 221:300 222:20 223:641 End of report