IPv4 R&E Routing Table Report 20:15 GMT Wed 08 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: 185788 Prefixes after maximum aggregation (per Origin AS): 81678 Deaggregation factor: 2.27 Unique aggregates announced (without unneeded subnets): 101797 Number of IPv4 prefixes with a valid ROA: 72954 Number of IPv4 prefixes with an invalid ROA: 64 Number of IPv4 prefixes with no ROA: 112770 Total ASes present in the Internet Routing Table: 15874 Prefixes per ASN: 11.70 Origin-only ASes present in the Internet Routing Table: 13722 Origin ASes announcing only one prefix: 6288 Transit ASes present in the Internet Routing Table: 2152 Transit-only ASes present in the Internet Routing Table: 576 Paths with bogon ASNs present in the IPv4 Routing Table: 4 Average AS path length visible in the Internet Routing Table: 5.9 Max AS path length visible: 26 Max AS path prepend of ASN (265990) 21 Prefixes from unregistered ASNs in the Routing Table: 232 Number of instances of unregistered ASNs: 232 Number of 32-bit ASNs allocated by the RIRs: 44413 Number of 32-bit ASNs visible in the Routing Table: 5777 Prefixes from 32-bit ASNs in the Routing Table: 19315 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: 95 Number of addresses announced to Internet: 1107821025 Equivalent to 66 /8s, 8 /16s and 1 /24s Percentage of available address space announced: 29.9 Percentage of allocated address space announced: 29.9 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: 53617 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 29823 Total APNIC prefixes after maximum aggregation: 6945 APNIC Deaggregation factor: 4.29 Prefixes being announced from the APNIC address blocks: 29468 Unique aggregates announced from the APNIC address blocks: 7944 APNIC Region origin ASes present in the Internet Routing Table: 1141 APNIC Prefixes per ASN: 25.83 APNIC Region origin ASes announcing only one prefix: 456 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: 16 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: 84815 Total ARIN prefixes after maximum aggregation: 46178 ARIN Deaggregation factor: 1.84 Prefixes being announced from the ARIN address blocks: 83416 Unique aggregates announced from the ARIN address blocks: 51286 ARIN Region origin ASes present in the Internet Routing Table: 7285 ARIN Prefixes per ASN: 11.45 ARIN Region origin ASes announcing only one prefix: 3144 ARIN Region transit ASes present in the Internet Routing Table: 633 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: 1500 Number of ARIN addresses announced to Internet: 647306145 Equivalent to 38 /8s, 149 /16s and 27 /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: 35747 Total RIPE prefixes after maximum aggregation: 16759 RIPE Deaggregation factor: 2.13 Prefixes being announced from the RIPE address blocks: 36540 Unique aggregates announced from the RIPE address blocks: 24183 RIPE Region origin ASes present in the Internet Routing Table: 3406 RIPE Prefixes per ASN: 10.73 RIPE Region origin ASes announcing only one prefix: 1459 RIPE Region transit ASes present in the Internet Routing Table: 519 Average RIPE Region AS path length visible: 5.9 Max RIPE Region AS path length visible: 25 Number of RIPE region 32-bit ASNs visible in the Routing Table: 1249 Number of RIPE addresses announced to Internet: 160131024 Equivalent to 9 /8s, 139 /16s and 103 /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: 30555 Total LACNIC prefixes after maximum aggregation: 9806 LACNIC Deaggregation factor: 3.12 Prefixes being announced from the LACNIC address blocks: 30252 Unique aggregates announced from the LACNIC address blocks: 15409 LACNIC Region origin ASes present in the Internet Routing Table: 3160 LACNIC Prefixes per ASN: 9.57 LACNIC Region origin ASes announcing only one prefix: 1144 LACNIC Region transit ASes present in the Internet Routing Table: 635 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: 2437 Number of LACNIC addresses announced to Internet: 71858944 Equivalent to 4 /8s, 72 /16s and 123 /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: 4616 Total AfriNIC prefixes after maximum aggregation: 1808 AfriNIC Deaggregation factor: 2.55 Prefixes being announced from the AfriNIC address blocks: 6017 Unique aggregates announced from the AfriNIC address blocks: 2887 AfriNIC Region origin ASes present in the Internet Routing Table: 211 AfriNIC Prefixes per ASN: 28.52 AfriNIC Region origin ASes announcing only one prefix: 85 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: 101 Number of AfriNIC addresses announced to Internet: 28230144 Equivalent to 1 /8s, 174 /16s and 194 /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 9649 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 724 10640 154 GIGAINFRA SoftBank Corp., JP 2907 601 2162 465 SINET-AS Research Organization of Infor 24445 477 497 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 9913 11373 3509 AMAZON-02, US 749 3227 54904 2479 DNIC-AS-00749, US 367 2826 3515 1345 DNIC-ASBLK-00306-00371, US 11776 1860 256 220 ATLANTICBB-JOHNSTOWN, US 4155 1757 117 1234 USDA-1, US 209 1700 4898 313 CENTURYLINK-US-LEGACY-QWEST, US 5972 1362 389 633 DNIC-ASBLK-05800-06055, US 7979 1008 67 198 SERVERS-COM, US 855 961 255 82 CANET-ASN-4, CA 14618 906 4165 686 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 1245 104 1016 AKAMAI-ASN1, NL 3215 900 4830 293 France Telecom - Orange, FR 25019 810 1032 146 SAUDINETSTC-AS, SA 8376 709 60 24 Jordan Data Communications, JO 8452 620 1841 11 TE-AS TE-AS, EG 51167 508 98 213 CONTABO, DE 20978 420 196 13 TT_MOBIL Istanbul, TR 13046 383 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 5210 1442 855 UNINET, MX 3816 1317 788 191 COLOMBIA TELECOMUNICACIONES S.A. ESP, C 6147 1100 369 22 Telefonica del Peru S.A.A., PE 11830 1043 324 5 Instituto Costarricense de Electricidad 18881 753 1126 30 TELEFONICA BRASIL S.A, BR 26599 539 2819 83 TELEFONICA BRASIL S.A, BR 10620 499 64 420 Telmex Colombia S.A., CO 13999 486 66 212 Mega Cable, S.A. de C.V., MX 22724 230 15 100 PUNTONET S.A., EC 27983 230 23 124 Red Intercable Digital S.A., AR 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 672 216 275 LINKdotNET-AS, EG 29571 523 53 162 ORANGE-COTE-IVOIRE, CI 2018 379 319 71 TENET-1, ZA 36935 258 64 79 Vodafone-, EG 36992 216 268 175 ETISALAT-MISR, EG 36914 204 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 9913 11373 3509 AMAZON-02, US 9808 9649 8742 61 CHINAMOBILE-CN China Mobile Communicati 8151 5210 1442 855 UNINET, MX 39891 4758 286 60 ALJAWWALSTC-AS, SA 749 3227 54904 2479 DNIC-AS-00749, US 367 2826 3515 1345 DNIC-ASBLK-00306-00371, US 11776 1860 256 220 ATLANTICBB-JOHNSTOWN, US 4155 1757 117 1234 USDA-1, US 209 1700 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 9649 9588 CHINAMOBILE-CN China Mobile Communications Grou 39891 4758 4698 ALJAWWALSTC-AS, SA 8151 5210 4355 UNINET, MX 11776 1860 1640 ATLANTICBB-JOHNSTOWN, US 367 2826 1481 DNIC-ASBLK-00306-00371, US 56047 1506 1459 CMNET-HUNAN-AP China Mobile communications corp 209 1700 1387 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 1317 1126 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 41.57.124.0/24 Origin: 37442 RESERVED, ZZ 41.57.124.0/24 Transit: 37204 TELONE, ZW 41.57.125.0/24 Origin: 37442 RESERVED, ZZ 41.57.125.0/24 Transit: 37204 TELONE, ZW 41.57.126.0/24 Origin: 37442 RESERVED, ZZ 41.57.126.0/24 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 /8:11 /9:6 /10:17 /11:30 /12:91 /13:126 /14:355 /15:688 /16:5882 /17:2482 /18:2548 /19:5241 /20:8538 /21:10503 /22:19661 /23:20352 /24:108978 /25:85 /26:52 /27:85 /28:19 /29:20 /30:14 /31:0 /32:4 Advertised prefixes smaller than registry allocations ----------------------------------------------------- ASN No of nets Total ann. Description 39891 3440 4758 ALJAWWALSTC-AS, SA 8151 2867 5210 UNINET, MX 16509 2103 9913 AMAZON-02, US 209 959 1700 CENTURYLINK-US-LEGACY-QWEST, US 11776 892 1860 ATLANTICBB-JOHNSTOWN, US 11830 884 1043 Instituto Costarricense de Electricidad y Telec 19901 731 872 BRSPD-PUBLIC, US 6147 695 1100 Telefonica del Peru S.A.A., PE 8376 558 709 Jordan Data Communications, JO 7979 451 1008 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 2:376 3:342 5:1069 6:146 7:5 8:612 11:171 12:655 13:307 14:102 15:282 16:178 17:6 18:741 20:34 21:4 22:188 23:1773 24:401 25:1 27:27 29:19 31:194 32:1 34:11 35:57 36:1173 37:422 38:900 39:525 40:11 41:617 42:13 43:176 44:29 45:2461 46:627 47:94 49:14 50:266 51:472 52:1361 54:276 55:894 57:16 58:7 59:38 60:19 61:64 62:330 63:487 64:1494 65:800 66:1244 67:664 68:166 69:743 70:147 71:191 72:377 74:714 75:393 76:204 77:321 78:515 79:172 80:212 81:200 82:172 83:102 84:181 85:350 86:150 87:149 88:117 89:514 90:98 91:552 92:401 93:793 94:490 95:1092 96:161 97:31 98:130 99:148 100:23 101:20 102:218 103:1068 104:726 105:130 106:3 107:206 108:301 109:268 110:34 111:1790 112:444 113:43 114:32 115:15 116:29 117:962 118:70 119:101 120:1075 121:18 122:85 123:20 124:57 125:12 128:361 129:290 130:507 131:771 132:495 133:195 134:331 135:67 136:367 137:414 138:781 139:387 140:595 141:319 142:698 143:605 144:331 145:64 146:473 147:385 148:615 149:480 150:291 151:579 152:535 153:118 154:558 155:686 156:442 157:276 158:316 159:587 160:625 161:431 162:668 163:278 164:646 165:390 166:98 167:401 168:945 169:153 170:1253 171:63 172:884 173:626 174:108 175:41 176:410 177:784 178:315 179:506 180:57 181:927 182:24 183:827 184:197 185:2323 186:828 187:780 188:574 189:1119 190:2763 191:202 192:3810 193:1265 194:827 195:562 196:402 197:370 198:1918 199:3552 200:2447 201:2475 202:1054 203:603 204:1749 205:1685 206:1108 207:1137 208:893 209:1431 210:343 211:431 212:685 213:551 214:999 215:42 216:1701 217:293 218:525 219:24 220:30 221:302 222:22 223:634 End of report