IPv4 R&E Routing Table Report 20:15 GMT Mon 09 Sep, 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: 248761 Prefixes after maximum aggregation (per Origin AS): 111953 Deaggregation factor: 2.22 Unique aggregates announced (without unneeded subnets): 133943 Number of IPv4 prefixes with a valid ROA: 102671 Number of IPv4 prefixes with an invalid ROA: 103 Number of IPv4 prefixes with no ROA: 145987 Total ASes present in the Internet Routing Table: 20612 Prefixes per ASN: 12.07 Origin-only ASes present in the Internet Routing Table: 17744 Origin ASes announcing only one prefix: 8018 Transit ASes present in the Internet Routing Table: 2868 Transit-only ASes present in the Internet Routing Table: 721 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: 27 Max AS path prepend of ASN ( 28683) 23 Prefixes from unregistered ASNs in the Routing Table: 319 Number of instances of unregistered ASNs: 320 Number of 32-bit ASNs allocated by the RIRs: 45346 Number of 32-bit ASNs visible in the Routing Table: 8035 Prefixes from 32-bit ASNs in the Routing Table: 28334 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: 143 Number of addresses announced to Internet: 1510761629 Equivalent to 90 /8s, 12 /16s and 100 /24s Percentage of available address space announced: 40.8 Percentage of allocated address space announced: 40.8 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: 77982 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 32154 Total APNIC prefixes after maximum aggregation: 8132 APNIC Deaggregation factor: 3.95 Prefixes being announced from the APNIC address blocks: 31517 Unique aggregates announced from the APNIC address blocks: 9421 APNIC Region origin ASes present in the Internet Routing Table: 1283 APNIC Prefixes per ASN: 24.57 APNIC Region origin ASes announcing only one prefix: 518 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: 16 Number of APNIC region 32-bit ASNs visible in the Routing Table: 582 Number of APNIC addresses announced to Internet: 202379628 Equivalent to 12 /8s, 16 /16s and 17 /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: 114268 Total ARIN prefixes after maximum aggregation: 61124 ARIN Deaggregation factor: 1.87 Prefixes being announced from the ARIN address blocks: 113090 Unique aggregates announced from the ARIN address blocks: 63901 ARIN Region origin ASes present in the Internet Routing Table: 9057 ARIN Prefixes per ASN: 12.49 ARIN Region origin ASes announcing only one prefix: 3763 ARIN Region transit ASes present in the Internet Routing Table: 817 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: 1979 Number of ARIN addresses announced to Internet: 874361441 Equivalent to 52 /8s, 29 /16s and 178 /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: 47209 Total RIPE prefixes after maximum aggregation: 25690 RIPE Deaggregation factor: 1.84 Prefixes being announced from the RIPE address blocks: 47857 Unique aggregates announced from the RIPE address blocks: 34647 RIPE Region origin ASes present in the Internet Routing Table: 4763 RIPE Prefixes per ASN: 10.05 RIPE Region origin ASes announcing only one prefix: 2075 RIPE Region transit ASes present in the Internet Routing Table: 703 Average RIPE Region AS path length visible: 5.5 Max RIPE Region AS path length visible: 22 Number of RIPE region 32-bit ASNs visible in the Routing Table: 1879 Number of RIPE addresses announced to Internet: 298694352 Equivalent to 17 /8s, 205 /16s and 182 /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: 44888 Total LACNIC prefixes after maximum aggregation: 13790 LACNIC Deaggregation factor: 3.26 Prefixes being announced from the LACNIC address blocks: 44134 Unique aggregates announced from the LACNIC address blocks: 20801 LACNIC Region origin ASes present in the Internet Routing Table: 4317 LACNIC Prefixes per ASN: 10.22 LACNIC Region origin ASes announcing only one prefix: 1512 LACNIC Region transit ASes present in the Internet Routing Table: 915 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: 3425 Number of LACNIC addresses announced to Internet: 95226624 Equivalent to 5 /8s, 173 /16s and 11 /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: 9923 Total AfriNIC prefixes after maximum aggregation: 2991 AfriNIC Deaggregation factor: 3.32 Prefixes being announced from the AfriNIC address blocks: 12020 Unique aggregates announced from the AfriNIC address blocks: 5057 AfriNIC Region origin ASes present in the Internet Routing Table: 333 AfriNIC Prefixes per ASN: 36.10 AfriNIC Region origin ASes announcing only one prefix: 150 AfriNIC Region transit ASes present in the Internet Routing Table: 81 Average AfriNIC Region AS path length visible: 6.1 Max AfriNIC Region AS path length visible: 27 Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 170 Number of AfriNIC addresses announced to Internet: 40021504 Equivalent to 2 /8s, 98 /16s and 174 /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 9712 8746 75 CHINAMOBILE-CN China Mobile Communication 56046 1549 788 172 CMNET-JIANGSU-AP China Mobile communicati 56047 1512 192 49 CMNET-HUNAN-AP China Mobile communication 56041 1480 714 75 CMNET-ZHEJIANG-AP China Mobile communicat 24547 806 176 49 CMNET-V4HEBEI-AS-AP Hebei Mobile Communic 24444 770 501 72 CMNET-V4SHANDONG-AS-AP Shandong Mobile Co 2907 598 2169 465 SINET-AS Research Organization of Informa 17676 567 10607 150 GIGAINFRA SoftBank Corp., JP 56040 481 489 113 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 10633 11795 3785 AMAZON-02, US 749 3251 54907 2503 DNIC-AS-00749, US 7018 3010 23679 1891 ATT-INTERNET4, US 367 2512 3032 1183 DNIC-ASBLK-00306-00371, US 22773 2452 2075 701 ASN-CXA-ALL-CCI-22773-RDC, US 4155 2104 135 1363 USDA-1, US 6167 1808 3398 435 CELLCO-PART, US 209 1689 4897 307 CENTURYLINK-US-LEGACY-QWEST, US 11776 1592 222 274 ATLANTICBB-JOHNSTOWN, US 36352 1537 165 765 AS-COLOCROSSING, 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 2133 119 36 ALJAWWALSTC-AS, SA 20940 1296 107 1061 AKAMAI-ASN1, NL 3257 969 2083 772 GTT-BACKBONE GTT, US 3215 889 4814 291 France Telecom - Orange, FR 8452 834 1841 12 TE-AS TE-AS, EG 8376 725 58 30 Jordan Data Communications, JO 212238 568 41 499 CDNEXT, GB 3320 555 8318 471 DTAG Internet service provider operations 51167 555 107 243 CONTABO, DE 34984 537 79 427 TELLCOM-AS, 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 5811 1693 718 UNINET, MX 11830 2009 369 64 Instituto Costarricense de Electricidad y 10620 1338 193 1009 Telmex Colombia S.A., CO 3816 1316 774 204 COLOMBIA TELECOMUNICACIONES S.A. ESP, CO 6147 1104 369 22 Telefonica del Peru S.A.A., PE 26615 1045 2503 53 TIM SA, BR 18881 867 1128 28 TELEFONICA BRASIL S.A, BR 28006 635 76 291 CORPORACION NACIONAL DE TELECOMUNICACIONE 27651 616 85 62 ENTEL CHILE S.A., CL 26599 535 2892 68 TELEFONICA BRASIL S.A, BR 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 1398 389 16 LINKdotNET-AS, EG 24835 991 429 144 RAYA-AS, EG 29571 859 64 325 ORANGE-COTE-IVOIRE, CI 36992 819 1037 346 ETISALAT-MISR, EG 36935 708 130 180 Vodafone-, EG 36914 529 82 3 KENET-AS, KE 2018 378 319 71 TENET-1, ZA 20011 377 41 215 INTERNET-SOLUTIONS, ZA 36903 344 153 260 MT-MPLS, MA 37693 334 597 43 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 10633 11795 3785 AMAZON-02, US 9808 9712 8746 75 CHINAMOBILE-CN China Mobile Communication 8151 5811 1693 718 UNINET, MX 749 3251 54907 2503 DNIC-AS-00749, US 7018 3010 23679 1891 ATT-INTERNET4, US 367 2512 3032 1183 DNIC-ASBLK-00306-00371, US 22773 2452 2075 701 ASN-CXA-ALL-CCI-22773-RDC, US 39891 2133 119 36 ALJAWWALSTC-AS, SA 4155 2104 135 1363 USDA-1, US 11830 2009 369 64 Instituto Costarricense de Electricidad y 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 9712 9637 CHINAMOBILE-CN China Mobile Communications Grou 8151 5811 5093 UNINET, MX 39891 2133 2097 ALJAWWALSTC-AS, SA 11830 2009 1945 Instituto Costarricense de Electricidad y Telec 22773 2452 1751 ASN-CXA-ALL-CCI-22773-RDC, US 56047 1512 1463 CMNET-HUNAN-AP China Mobile communications corp 56041 1480 1405 CMNET-ZHEJIANG-AP China Mobile communications c 209 1689 1382 CENTURYLINK-US-LEGACY-QWEST, US 24863 1398 1382 LINKdotNET-AS, EG 56046 1549 1377 CMNET-JIANGSU-AP China Mobile communications 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 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 23.164.153.0/24 Origin: 215051 IPV4GUARD, DE 23.164.153.0/24 Transit: 202673 OHZ, ES 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 /12:138 /13:198 /14:528 /15:1037 /16:7118 /17:3375 /18:3944 /19:7467 /20:11445 /21:14799 /22:26942 /23:26863 /24:144639 /25:38 /26:53 /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 3010 5811 UNINET, MX 16509 2152 10633 AMAZON-02, US 22773 1851 2452 ASN-CXA-ALL-CCI-22773-RDC, US 11830 1706 2009 Instituto Costarricense de Electricidad y Telecom., CR 39891 1400 2133 ALJAWWALSTC-AS, SA 7018 1320 3010 ATT-INTERNET4, US 209 954 1689 CENTURYLINK-US-LEGACY-QWEST, US 6167 877 1808 CELLCO-PART, US 19901 827 975 BRSPD-PUBLIC, US 10620 791 1338 Telmex Colombia S.A., CO Complete listing at https://bgp.nsrc.org/REN/KREONet2/data-sXXas-nos Number of /24s announced per /8 block (Global) ---------------------------------------------- 1:41 2:303 3:445 4:5 5:993 6:147 7:5 8:688 11:171 12:1020 13:308 14:107 15:288 16:226 17:6 18:844 20:152 21:4 22:188 23:2224 24:649 25:2 27:36 29:19 31:352 32:26 34:10 35:71 36:1197 37:688 38:1447 39:542 40:52 41:1125 42:162 43:205 44:40 45:3714 46:831 47:97 49:31 50:353 51:370 52:1366 54:275 55:959 56:8 57:18 58:32 59:31 60:17 61:57 62:500 63:785 64:1672 65:1086 66:1471 67:899 68:508 69:1071 70:310 71:205 72:595 74:917 75:420 76:221 77:343 78:579 79:258 80:322 81:368 82:305 83:173 84:353 85:489 86:218 87:205 88:227 89:876 90:93 91:983 92:574 93:812 94:636 95:391 96:219 97:62 98:456 99:161 100:13 101:19 102:403 103:1392 104:996 105:158 106:13 107:1232 108:457 109:383 110:28 111:1844 112:449 113:42 114:46 115:29 116:47 117:963 118:175 119:119 120:1102 121:38 122:167 123:161 124:74 125:14 128:485 129:356 130:634 131:945 132:577 133:195 134:466 135:109 136:477 137:547 138:986 139:424 140:668 141:445 142:832 143:726 144:415 145:81 146:593 147:476 148:716 149:660 150:312 151:607 152:656 153:136 154:736 155:732 156:690 157:377 158:449 159:679 160:794 161:665 162:872 163:415 164:743 165:815 166:589 167:660 168:1309 169:168 170:1558 171:102 172:1156 173:788 174:236 175:42 176:441 177:1199 178:437 179:817 180:71 181:1600 182:45 183:832 184:458 185:3151 186:1923 187:1265 188:677 189:1420 190:4000 191:432 192:4862 193:1868 194:1372 195:976 196:877 197:1063 198:2518 199:4487 200:3451 201:3190 202:1139 203:694 204:2094 205:1936 206:1558 207:1421 208:1177 209:1806 210:375 211:465 212:992 213:753 214:1022 215:43 216:2376 217:477 218:526 219:22 220:186 221:300 222:21 223:651 End of report