IPv4 R&E Routing Table Report 20:15 GMT Thu 30 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: 192767 Prefixes after maximum aggregation (per Origin AS): 85102 Deaggregation factor: 2.27 Unique aggregates announced (without unneeded subnets): 106243 Number of IPv4 prefixes with a valid ROA: 77009 Number of IPv4 prefixes with an invalid ROA: 19 Number of IPv4 prefixes with no ROA: 115739 Total ASes present in the Internet Routing Table: 16197 Prefixes per ASN: 11.90 Origin-only ASes present in the Internet Routing Table: 13988 Origin ASes announcing only one prefix: 6432 Transit ASes present in the Internet Routing Table: 2209 Transit-only ASes present in the Internet Routing Table: 603 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: 28 Max AS path prepend of ASN ( 28683) 23 Prefixes from unregistered ASNs in the Routing Table: 241 Number of instances of unregistered ASNs: 241 Number of 32-bit ASNs allocated by the RIRs: 44596 Number of 32-bit ASNs visible in the Routing Table: 5859 Prefixes from 32-bit ASNs in the Routing Table: 20253 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: 94 Number of addresses announced to Internet: 1123622557 Equivalent to 66 /8s, 249 /16s and 30 /24s Percentage of available address space announced: 30.3 Percentage of allocated address space announced: 30.3 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: 56811 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 30469 Total APNIC prefixes after maximum aggregation: 7243 APNIC Deaggregation factor: 4.21 Prefixes being announced from the APNIC address blocks: 30022 Unique aggregates announced from the APNIC address blocks: 8250 APNIC Region origin ASes present in the Internet Routing Table: 1193 APNIC Prefixes per ASN: 25.17 APNIC Region origin ASes announcing only one prefix: 489 APNIC Region transit ASes present in the Internet Routing Table: 202 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: 533 Number of APNIC addresses announced to Internet: 201705580 Equivalent to 12 /8s, 5 /16s and 200 /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: 88999 Total ARIN prefixes after maximum aggregation: 48558 ARIN Deaggregation factor: 1.83 Prefixes being announced from the ARIN address blocks: 87714 Unique aggregates announced from the ARIN address blocks: 54628 ARIN Region origin ASes present in the Internet Routing Table: 7473 ARIN Prefixes per ASN: 11.74 ARIN Region origin ASes announcing only one prefix: 3234 ARIN Region transit ASes present in the Internet Routing Table: 676 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: 1545 Number of ARIN addresses announced to Internet: 655779937 Equivalent to 39 /8s, 22 /16s and 104 /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: 37226 Total RIPE prefixes after maximum aggregation: 17733 RIPE Deaggregation factor: 2.10 Prefixes being announced from the RIPE address blocks: 37962 Unique aggregates announced from the RIPE address blocks: 25676 RIPE Region origin ASes present in the Internet Routing Table: 3539 RIPE Prefixes per ASN: 10.73 RIPE Region origin ASes announcing only one prefix: 1514 RIPE Region transit ASes present in the Internet Routing Table: 544 Average RIPE Region AS path length visible: 5.7 Max RIPE Region AS path length visible: 28 Number of RIPE region 32-bit ASNs visible in the Routing Table: 1312 Number of RIPE addresses announced to Internet: 162941904 Equivalent to 9 /8s, 182 /16s and 75 /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: 30771 Total LACNIC prefixes after maximum aggregation: 9560 LACNIC Deaggregation factor: 3.22 Prefixes being announced from the LACNIC address blocks: 30458 Unique aggregates announced from the LACNIC address blocks: 14710 LACNIC Region origin ASes present in the Internet Routing Table: 3055 LACNIC Prefixes per ASN: 9.97 LACNIC Region origin ASes announcing only one prefix: 1097 LACNIC Region transit ASes present in the Internet Routing Table: 611 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: 2341 Number of LACNIC addresses announced to Internet: 72953088 Equivalent to 4 /8s, 89 /16s and 45 /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: 5061 Total AfriNIC prefixes after maximum aggregation: 1835 AfriNIC Deaggregation factor: 2.76 Prefixes being announced from the AfriNIC address blocks: 6517 Unique aggregates announced from the AfriNIC address blocks: 2888 AfriNIC Region origin ASes present in the Internet Routing Table: 240 AfriNIC Prefixes per ASN: 27.15 AfriNIC Region origin ASes announcing only one prefix: 98 AfriNIC Region transit ASes present in the Internet Routing Table: 69 Average AfriNIC Region AS path length visible: 6.2 Max AfriNIC Region AS path length visible: 27 Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 128 Number of AfriNIC addresses announced to Internet: 30192640 Equivalent to 1 /8s, 204 /16s and 180 /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 9652 8742 63 CHINAMOBILE-CN China Mobile Communicati 56047 1507 192 48 CMNET-HUNAN-AP China Mobile communicati 56046 1483 874 109 CMNET-JIANGSU-AP China Mobile communica 56041 1453 714 73 CMNET-ZHEJIANG-AP China Mobile communic 24547 790 168 56 CMNET-V4HEBEI-AS-AP Hebei Mobile Commun 24444 762 501 72 CMNET-V4SHANDONG-AS-AP Shandong Mobile 17676 717 10639 152 GIGAINFRA SoftBank Corp., JP 2907 601 2162 465 SINET-AS Research Organization of Infor 56040 491 490 109 CMNET-GUANGDONG-AP China Mobile communi 24445 478 497 67 CMNET-V4HENAN-AS-AP Henan Mobile Commun 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 10000 11394 3536 AMAZON-02, US 749 3222 54904 2474 DNIC-AS-00749, US 367 2778 3370 1302 DNIC-ASBLK-00306-00371, US 11776 1862 256 220 ATLANTICBB-JOHNSTOWN, US 4155 1849 123 1259 USDA-1, US 209 1663 4898 310 CENTURYLINK-US-LEGACY-QWEST, US 11492 1598 105 891 CABLEONE, US 5972 1335 387 602 DNIC-ASBLK-05800-06055, US 7979 994 65 202 SERVERS-COM, US 855 955 255 82 CANET-ASN-4, CA 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 1287 104 1042 AKAMAI-ASN1, NL 3215 898 4830 291 France Telecom - Orange, FR 25019 821 1044 145 SAUDINETSTC-AS, SA 8376 710 60 22 Jordan Data Communications, JO 8452 621 1841 10 TE-AS TE-AS, EG 51167 527 101 226 CONTABO, DE 35819 440 443 70 MOBILY-AS Etihad Etisalat Company Mobil 212238 433 31 377 CDNEXT, GB 20978 420 196 13 TT_MOBIL Istanbul, TR 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 5588 1585 750 UNINET, MX 3816 1323 784 191 COLOMBIA TELECOMUNICACIONES S.A. ESP, C 6147 1088 369 22 Telefonica del Peru S.A.A., PE 11830 1041 324 5 Instituto Costarricense de Electricidad 18881 758 1126 30 TELEFONICA BRASIL S.A, BR 26599 550 2827 83 TELEFONICA BRASIL S.A, BR 13999 492 68 214 Mega Cable, S.A. de C.V., MX 10620 381 47 316 Telmex Colombia S.A., CO 22047 343 342 16 VTR BANDA ANCHA S.A., CL 27983 237 23 127 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 630 205 255 LINKdotNET-AS, EG 24835 392 396 29 RAYA-AS, EG 2018 377 319 71 TENET-1, ZA 36935 317 518 27 Vodafone-, EG 29571 316 44 120 ORANGE-COTE-IVOIRE, CI 36914 253 82 3 KENET-AS, KE 36992 183 231 158 ETISALAT-MISR, EG 37492 151 471 44 ORANGE-, TN 37693 148 597 51 TUNISIANA, TN 24757 139 37 52 EthioNet-AS, ET 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 10000 11394 3536 AMAZON-02, US 9808 9652 8742 63 CHINAMOBILE-CN China Mobile Communicati 8151 5588 1585 750 UNINET, MX 39891 4758 286 60 ALJAWWALSTC-AS, SA 749 3222 54904 2474 DNIC-AS-00749, US 367 2778 3370 1302 DNIC-ASBLK-00306-00371, US 11776 1862 256 220 ATLANTICBB-JOHNSTOWN, US 4155 1849 123 1259 USDA-1, US 209 1663 4898 310 CENTURYLINK-US-LEGACY-QWEST, US 11492 1598 105 891 CABLEONE, 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 9652 9589 CHINAMOBILE-CN China Mobile Communications Grou 8151 5588 4838 UNINET, MX 39891 4758 4698 ALJAWWALSTC-AS, SA 11776 1862 1642 ATLANTICBB-JOHNSTOWN, US 367 2778 1476 DNIC-ASBLK-00306-00371, US 56047 1507 1459 CMNET-HUNAN-AP China Mobile communications corp 56041 1453 1380 CMNET-ZHEJIANG-AP China Mobile communications c 56046 1483 1374 CMNET-JIANGSU-AP China Mobile communications co 209 1663 1353 CENTURYLINK-US-LEGACY-QWEST, US 3816 1323 1132 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 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 13342 UNALLOCATED 12.164.235.0/24 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 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 41.74.44.0/24 Origin: 37544 RESERVED, ZZ 41.74.44.0/24 Transit: 15964 CAMNET-AS, CM 41.77.208.0/22 Origin: 37475 RESERVED, ZZ 41.77.208.0/22 Transit: 15964 CAMNET-AS, CM 41.78.60.0/22 Origin: 6762 SEABONE-NET TELECOM ITALIA SPARKLE S.p.A 41.78.60.0/22 Transit: 2914 NTT-LTD-2914, US 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 /11:31 /12:93 /13:125 /14:359 /15:704 /16:5960 /17:2480 /18:2576 /19:5513 /20:8903 /21:10935 /22:20040 /23:20815 /24:113978 /25:67 /26:39 /27:65 /28:18 /29:16 /30:12 /31:0 /32:4 Advertised prefixes smaller than registry allocations ----------------------------------------------------- ASN No of nets Total ann. Description 39891 3440 4758 ALJAWWALSTC-AS, SA 8151 2978 5588 UNINET, MX 16509 2112 10000 AMAZON-02, US 11492 1208 1598 CABLEONE, US 209 935 1663 CENTURYLINK-US-LEGACY-QWEST, US 11776 892 1862 ATLANTICBB-JOHNSTOWN, US 11830 882 1041 Instituto Costarricense de Electricidad y Telec 19901 749 890 BRSPD-PUBLIC, US 6147 681 1088 Telefonica del Peru S.A.A., PE 8376 555 710 Jordan Data Communications, JO Complete listing at https://bgp.nsrc.org/REN/KREONet2/data-sXXas-nos Number of /24s announced per /8 block (Global) ---------------------------------------------- 1:11 2:382 3:344 5:1116 6:148 7:5 8:632 11:171 12:663 13:310 14:120 15:283 16:181 17:6 18:741 20:33 21:4 22:188 23:1890 24:736 25:2 27:49 29:19 31:208 32:1 34:10 35:58 36:1178 37:434 38:884 39:528 40:11 41:788 42:13 43:188 44:36 45:2500 46:637 47:98 49:10 50:295 51:478 52:1371 54:276 55:998 57:14 58:5 59:38 60:17 61:64 62:348 63:504 64:1520 65:825 66:1274 67:838 68:177 69:843 70:140 71:196 72:487 74:721 75:389 76:211 77:333 78:577 79:189 80:213 81:188 82:193 83:131 84:207 85:369 86:164 87:163 88:157 89:568 90:96 91:627 92:424 93:815 94:520 95:1117 96:372 97:34 98:138 99:147 100:23 101:19 102:214 103:1179 104:767 105:156 106:3 107:198 108:310 109:284 110:40 111:1786 112:466 113:46 114:34 115:16 116:30 117:972 118:72 119:108 120:1087 121:39 122:85 123:21 124:58 125:13 128:358 129:283 130:505 131:833 132:512 133:195 134:349 135:89 136:369 137:433 138:787 139:402 140:596 141:320 142:707 143:598 144:330 145:65 146:500 147:403 148:623 149:496 150:294 151:574 152:580 153:119 154:568 155:684 156:444 157:274 158:318 159:705 160:724 161:478 162:714 163:289 164:646 165:399 166:103 167:395 168:975 169:153 170:1266 171:66 172:931 173:818 174:192 175:41 176:415 177:766 178:350 179:523 180:56 181:992 182:21 183:832 184:308 185:2503 186:804 187:838 188:622 189:1136 190:2757 191:253 192:3936 193:1311 194:859 195:586 196:461 197:425 198:1998 199:3715 200:2444 201:2398 202:1083 203:640 204:1804 205:1689 206:1195 207:1151 208:943 209:1432 210:348 211:432 212:706 213:586 214:1028 215:42 216:1795 217:335 218:525 219:23 220:29 221:305 222:20 223:642 End of report