IPv4 R&E Routing Table Report 20:15 GMT Sun 05 May, 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: 185565 Prefixes after maximum aggregation (per Origin AS): 81289 Deaggregation factor: 2.28 Unique aggregates announced (without unneeded subnets): 100598 Number of IPv4 prefixes with a valid ROA: 72520 Number of IPv4 prefixes with an invalid ROA: 20 Number of IPv4 prefixes with no ROA: 113025 Total ASes present in the Internet Routing Table: 15706 Prefixes per ASN: 11.81 Origin-only ASes present in the Internet Routing Table: 13581 Origin ASes announcing only one prefix: 6200 Transit ASes present in the Internet Routing Table: 2125 Transit-only ASes present in the Internet Routing Table: 570 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: 26 Max AS path prepend of ASN (265990) 21 Prefixes from unregistered ASNs in the Routing Table: 233 Number of instances of unregistered ASNs: 233 Number of 32-bit ASNs allocated by the RIRs: 44392 Number of 32-bit ASNs visible in the Routing Table: 5630 Prefixes from 32-bit ASNs in the Routing Table: 18868 Number of bogon 32-bit ASNs visible in the Routing Table: 0 Special use prefixes present in the Routing Table: 1 Prefixes being announced from unallocated address space: 93 Number of addresses announced to Internet: 1111722145 Equivalent to 66 /8s, 67 /16s and 136 /24s Percentage of available address space announced: 30.0 Percentage of allocated address space announced: 30.0 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: 53284 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 29828 Total APNIC prefixes after maximum aggregation: 6942 APNIC Deaggregation factor: 4.30 Prefixes being announced from the APNIC address blocks: 29479 Unique aggregates announced from the APNIC address blocks: 7933 APNIC Region origin ASes present in the Internet Routing Table: 1145 APNIC Prefixes per ASN: 25.75 APNIC Region origin ASes announcing only one prefix: 461 APNIC Region transit ASes present in the Internet Routing Table: 198 Average APNIC Region AS path length visible: 7.3 Max APNIC Region AS path length visible: 15 Number of APNIC region 32-bit ASNs visible in the Routing Table: 490 Number of APNIC addresses announced to Internet: 200214128 Equivalent to 11 /8s, 239 /16s and 6 /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: 85036 Total ARIN prefixes after maximum aggregation: 46403 ARIN Deaggregation factor: 1.83 Prefixes being announced from the ARIN address blocks: 83694 Unique aggregates announced from the ARIN address blocks: 51444 ARIN Region origin ASes present in the Internet Routing Table: 7300 ARIN Prefixes per ASN: 11.46 ARIN Region origin ASes announcing only one prefix: 3144 ARIN Region transit ASes present in the Internet Routing Table: 635 Average ARIN Region AS path length visible: 5.4 Max ARIN Region AS path length visible: 26 Number of ARIN region 32-bit ASNs visible in the Routing Table: 1494 Number of ARIN addresses announced to Internet: 651076705 Equivalent to 38 /8s, 206 /16s and 164 /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: 35166 Total RIPE prefixes after maximum aggregation: 16499 RIPE Deaggregation factor: 2.13 Prefixes being announced from the RIPE address blocks: 35956 Unique aggregates announced from the RIPE address blocks: 23747 RIPE Region origin ASes present in the Internet Routing Table: 3385 RIPE Prefixes per ASN: 10.62 RIPE Region origin ASes announcing only one prefix: 1443 RIPE Region transit ASes present in the Internet Routing Table: 519 Average RIPE Region AS path length visible: 5.8 Max RIPE Region AS path length visible: 23 Number of RIPE region 32-bit ASNs visible in the Routing Table: 1254 Number of RIPE addresses announced to Internet: 159689424 Equivalent to 9 /8s, 132 /16s and 170 /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: 30721 Total LACNIC prefixes after maximum aggregation: 9463 LACNIC Deaggregation factor: 3.25 Prefixes being announced from the LACNIC address blocks: 30405 Unique aggregates announced from the LACNIC address blocks: 14499 LACNIC Region origin ASes present in the Internet Routing Table: 2991 LACNIC Prefixes per ASN: 10.17 LACNIC Region origin ASes announcing only one prefix: 1061 LACNIC Region transit ASes present in the Internet Routing Table: 599 Average LACNIC Region AS path length visible: 5.9 Max LACNIC Region AS path length visible: 26 Number of LACNIC region 32-bit ASNs visible in the Routing Table: 2284 Number of LACNIC addresses announced to Internet: 72498688 Equivalent to 4 /8s, 82 /16s and 62 /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: 4581 Total AfriNIC prefixes after maximum aggregation: 1797 AfriNIC Deaggregation factor: 2.55 Prefixes being announced from the AfriNIC address blocks: 5938 Unique aggregates announced from the AfriNIC address blocks: 2887 AfriNIC Region origin ASes present in the Internet Routing Table: 220 AfriNIC Prefixes per ASN: 26.99 AfriNIC Region origin ASes announcing only one prefix: 91 AfriNIC Region transit ASes present in the Internet Routing Table: 67 Average AfriNIC Region AS path length visible: 5.6 Max AfriNIC Region AS path length visible: 16 Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 108 Number of AfriNIC addresses announced to Internet: 28195072 Equivalent to 1 /8s, 174 /16s and 57 /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 9648 8742 61 CHINAMOBILE-CN China Mobile Communicati 56047 1506 192 47 CMNET-HUNAN-AP China Mobile communicati 56046 1483 874 110 CMNET-JIANGSU-AP China Mobile communica 56041 1450 714 73 CMNET-ZHEJIANG-AP China Mobile communic 24547 790 168 56 CMNET-V4HEBEI-AS-AP Hebei Mobile Commun 24444 761 501 71 CMNET-V4SHANDONG-AS-AP Shandong Mobile 17676 725 10640 155 GIGAINFRA SoftBank Corp., JP 2907 601 2162 465 SINET-AS Research Organization of Infor 24445 478 497 67 CMNET-V4HENAN-AS-AP Henan Mobile Commun 56040 449 489 108 CMNET-GUANGDONG-AP China Mobile communi 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 9798 11351 3521 AMAZON-02, US 749 3227 54904 2479 DNIC-AS-00749, US 367 2827 3544 1343 DNIC-ASBLK-00306-00371, US 11776 1860 256 220 ATLANTICBB-JOHNSTOWN, US 4155 1733 111 1217 USDA-1, US 209 1701 4898 313 CENTURYLINK-US-LEGACY-QWEST, US 5972 1397 393 634 DNIC-ASBLK-05800-06055, US 7979 1002 66 196 SERVERS-COM, US 855 961 255 82 CANET-ASN-4, CA 14618 905 4165 685 AMAZON-AES, 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 39891 4758 286 60 ALJAWWALSTC-AS, SA 20940 1262 106 1028 AKAMAI-ASN1, NL 3215 900 4830 293 France Telecom - Orange, FR 25019 810 1032 146 SAUDINETSTC-AS, SA 8376 711 60 24 Jordan Data Communications, JO 8452 581 1841 11 TE-AS TE-AS, EG 51167 507 98 212 CONTABO, DE 20978 420 196 13 TT_MOBIL Istanbul, TR 13046 390 34 5 ASN-ISKON, HR 35819 382 382 91 MOBILY-AS Etihad Etisalat Company Mobil 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 5820 1599 770 UNINET, MX 3816 1315 788 195 COLOMBIA TELECOMUNICACIONES S.A. ESP, C 6147 1101 369 22 Telefonica del Peru S.A.A., PE 11830 1043 324 5 Instituto Costarricense de Electricidad 18881 897 1128 28 TELEFONICA BRASIL S.A, BR 26599 570 2961 47 TELEFONICA BRASIL S.A, BR 10620 499 64 420 Telmex Colombia S.A., CO 13999 489 66 214 Mega Cable, S.A. de C.V., MX 22724 229 15 99 PUNTONET S.A., EC 27843 229 20 33 WIN EMPRESAS S.A.C., PE 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 616 209 253 LINKdotNET-AS, EG 29571 523 53 162 ORANGE-COTE-IVOIRE, CI 2018 378 319 71 TENET-1, ZA 36935 258 64 79 Vodafone-, EG 36992 239 278 184 ETISALAT-MISR, EG 36914 200 82 3 KENET-AS, KE 37282 157 20 54 MAINONE, NG 37492 156 471 44 ORANGE-, TN 24835 148 150 87 RAYA-AS, EG 37693 146 595 51 TUNISIANA, TN 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 9798 11351 3521 AMAZON-02, US 9808 9648 8742 61 CHINAMOBILE-CN China Mobile Communicati 8151 5820 1599 770 UNINET, MX 39891 4758 286 60 ALJAWWALSTC-AS, SA 749 3227 54904 2479 DNIC-AS-00749, US 367 2827 3544 1343 DNIC-ASBLK-00306-00371, US 11776 1860 256 220 ATLANTICBB-JOHNSTOWN, US 4155 1733 111 1217 USDA-1, US 209 1701 4898 313 CENTURYLINK-US-LEGACY-QWEST, US 56047 1506 192 47 CMNET-HUNAN-AP China Mobile communicati 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 9648 9587 CHINAMOBILE-CN China Mobile Communications Grou 8151 5820 5050 UNINET, MX 39891 4758 4698 ALJAWWALSTC-AS, SA 11776 1860 1640 ATLANTICBB-JOHNSTOWN, US 367 2827 1484 DNIC-ASBLK-00306-00371, US 56047 1506 1459 CMNET-HUNAN-AP China Mobile communications corp 209 1701 1388 CENTURYLINK-US-LEGACY-QWEST, US 56041 1450 1377 CMNET-ZHEJIANG-AP China Mobile communications c 56046 1483 1373 CMNET-JIANGSU-AP China Mobile communications co 3816 1315 1120 COLOMBIA TELECOMUNICACIONES S.A. ESP, 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 62828 UNALLOCATED 8.21.130.0/24 3356 LEVEL3, 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 13342 UNALLOCATED 12.17.5.0/24 7018 ATT-INTERNET4, US 22538 UNALLOCATED 12.131.3.0/24 7018 ATT-INTERNET4, US 26295 UNALLOCATED 12.147.1.0/24 7018 ATT-INTERNET4, US 30442 UNALLOCATED 12.155.208.0/24 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 1835 FSKNET-DK Forskningsnettet - Danish network for Complete listing at https://bgp.nsrc.org/REN/KREONet2/data-spar Advertised Unallocated Addresses -------------------------------- Unassigned Network ASN Information AS Name 41.57.124.0/22 Origin: 37442 RESERVED, ZZ 41.57.124.0/22 Transit: 37204 TELONE, ZW 41.57.124.0/23 Origin: 37442 RESERVED, ZZ 41.57.124.0/23 Transit: 37204 TELONE, ZW 41.57.126.0/24 Origin: 37442 RESERVED, ZZ 41.57.126.0/24 Transit: 37204 TELONE, ZW 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 /8:11 /9:6 /10:17 /11:30 /12:93 /13:125 /14:365 /15:705 /16:5925 /17:2488 /18:2569 /19:5385 /20:8574 /21:10668 /22:19434 /23:20230 /24:108704 /25:69 /26:40 /27:69 /28:19 /29:20 /30:15 /31:0 /32:4 Advertised prefixes smaller than registry allocations ----------------------------------------------------- ASN No of nets Total ann. Description 39891 3440 4758 ALJAWWALSTC-AS, SA 8151 3125 5820 UNINET, MX 16509 2089 9798 AMAZON-02, US 209 960 1701 CENTURYLINK-US-LEGACY-QWEST, US 11776 892 1860 ATLANTICBB-JOHNSTOWN, US 11830 884 1043 Instituto Costarricense de Electricidad y Telec 19901 728 868 BRSPD-PUBLIC, US 6147 696 1101 Telefonica del Peru S.A.A., PE 8376 559 711 Jordan Data Communications, JO 7979 451 1002 SERVERS-COM, US Complete listing at https://bgp.nsrc.org/REN/KREONet2/data-sXXas-nos Number of /24s announced per /8 block (Global) ---------------------------------------------- 1:11 2:368 3:329 5:1063 6:150 7:5 8:610 11:171 12:654 13:304 14:101 15:282 16:174 17:6 18:737 20:34 21:4 22:188 23:1774 24:390 25:2 27:27 29:19 31:186 32:1 34:11 35:57 36:1174 37:423 38:913 39:525 40:11 41:609 42:13 43:176 44:28 45:2359 46:615 47:94 49:14 50:263 51:473 52:1362 54:272 55:993 57:16 58:7 59:38 60:19 61:65 62:334 63:481 64:1497 65:793 66:1238 67:663 68:166 69:746 70:148 71:191 72:373 74:721 75:394 76:203 77:308 78:492 79:172 80:210 81:177 82:172 83:100 84:180 85:344 86:153 87:151 88:119 89:515 90:98 91:551 92:390 93:796 94:502 95:1077 96:161 97:31 98:130 99:150 100:23 101:20 102:226 103:1052 104:725 105:130 106:3 107:206 108:297 109:259 110:34 111:1789 112:445 113:45 114:32 115:15 116:29 117:959 118:70 119:101 120:1075 121:18 122:89 123:20 124:57 125:12 128:355 129:288 130:510 131:769 132:493 133:195 134:337 135:68 136:364 137:414 138:764 139:389 140:599 141:331 142:696 143:610 144:329 145:65 146:469 147:320 148:620 149:486 150:291 151:565 152:537 153:118 154:565 155:680 156:443 157:280 158:314 159:585 160:635 161:430 162:676 163:282 164:637 165:381 166:98 167:402 168:941 169:157 170:1183 171:62 172:887 173:630 174:110 175:41 176:399 177:723 178:318 179:504 180:49 181:932 182:24 183:827 184:206 185:2390 186:830 187:787 188:494 189:1210 190:2751 191:191 192:3847 193:1261 194:836 195:562 196:407 197:373 198:1941 199:3562 200:2387 201:2458 202:1055 203:626 204:1757 205:1685 206:1118 207:1092 208:895 209:1429 210:345 211:431 212:696 213:556 214:1013 215:42 216:1698 217:281 218:526 219:24 220:29 221:302 222:22 223:634 End of report