IPv4 R&E Routing Table Report 20:15 GMT Wed 04 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: 249125 Prefixes after maximum aggregation (per Origin AS): 111722 Deaggregation factor: 2.23 Unique aggregates announced (without unneeded subnets): 133864 Number of IPv4 prefixes with a valid ROA: 102872 Number of IPv4 prefixes with an invalid ROA: 26 Number of IPv4 prefixes with no ROA: 146227 Total ASes present in the Internet Routing Table: 20576 Prefixes per ASN: 12.11 Origin-only ASes present in the Internet Routing Table: 17695 Origin ASes announcing only one prefix: 8005 Transit ASes present in the Internet Routing Table: 2881 Transit-only ASes present in the Internet Routing Table: 729 Paths with bogon ASNs present in the IPv4 Routing Table: 4 Average AS path length visible in the Internet Routing Table: 5.7 Max AS path length visible: 35 Max AS path prepend of ASN ( 59588) 26 Prefixes from unregistered ASNs in the Routing Table: 322 Number of instances of unregistered ASNs: 323 Number of 32-bit ASNs allocated by the RIRs: 45298 Number of 32-bit ASNs visible in the Routing Table: 7994 Prefixes from 32-bit ASNs in the Routing Table: 28259 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: 1511462047 Equivalent to 90 /8s, 23 /16s and 20 /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: 77941 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 32324 Total APNIC prefixes after maximum aggregation: 8162 APNIC Deaggregation factor: 3.96 Prefixes being announced from the APNIC address blocks: 31501 Unique aggregates announced from the APNIC address blocks: 9468 APNIC Region origin ASes present in the Internet Routing Table: 1290 APNIC Prefixes per ASN: 24.42 APNIC Region origin ASes announcing only one prefix: 520 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: 593 Number of APNIC addresses announced to Internet: 202378094 Equivalent to 12 /8s, 16 /16s and 11 /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: 114238 Total ARIN prefixes after maximum aggregation: 61120 ARIN Deaggregation factor: 1.87 Prefixes being announced from the ARIN address blocks: 113073 Unique aggregates announced from the ARIN address blocks: 63863 ARIN Region origin ASes present in the Internet Routing Table: 9076 ARIN Prefixes per ASN: 12.46 ARIN Region origin ASes announcing only one prefix: 3776 ARIN Region transit ASes present in the Internet Routing Table: 825 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: 1988 Number of ARIN addresses announced to Internet: 874408033 Equivalent to 52 /8s, 30 /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: 47363 Total RIPE prefixes after maximum aggregation: 25664 RIPE Deaggregation factor: 1.85 Prefixes being announced from the RIPE address blocks: 47914 Unique aggregates announced from the RIPE address blocks: 34827 RIPE Region origin ASes present in the Internet Routing Table: 4756 RIPE Prefixes per ASN: 10.07 RIPE Region origin ASes announcing only one prefix: 2066 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: 35 Number of RIPE region 32-bit ASNs visible in the Routing Table: 1877 Number of RIPE addresses announced to Internet: 298928080 Equivalent to 17 /8s, 209 /16s and 71 /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: 45283 Total LACNIC prefixes after maximum aggregation: 13648 LACNIC Deaggregation factor: 3.32 Prefixes being announced from the LACNIC address blocks: 44534 Unique aggregates announced from the LACNIC address blocks: 20514 LACNIC Region origin ASes present in the Internet Routing Table: 4260 LACNIC Prefixes per ASN: 10.45 LACNIC Region origin ASes announcing only one prefix: 1501 LACNIC Region transit ASes present in the Internet Routing Table: 903 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: 3367 Number of LACNIC addresses announced to Internet: 95737088 Equivalent to 5 /8s, 180 /16s and 213 /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: 9595 Total AfriNIC prefixes after maximum aggregation: 2899 AfriNIC Deaggregation factor: 3.31 Prefixes being announced from the AfriNIC address blocks: 11960 Unique aggregates announced from the AfriNIC address blocks: 5076 AfriNIC Region origin ASes present in the Internet Routing Table: 324 AfriNIC Prefixes per ASN: 36.91 AfriNIC Region origin ASes announcing only one prefix: 142 AfriNIC Region transit ASes present in the Internet Routing Table: 81 Average AfriNIC Region AS path length visible: 6.0 Max AfriNIC Region AS path length visible: 27 Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 169 Number of AfriNIC addresses announced to Internet: 39932672 Equivalent to 2 /8s, 97 /16s and 83 /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 9713 8746 75 CHINAMOBILE-CN China Mobile Communication 56046 1549 788 172 CMNET-JIANGSU-AP China Mobile communicati 56047 1513 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 573 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 10642 11794 3738 AMAZON-02, US 749 3242 54889 2494 DNIC-AS-00749, US 7018 2933 23673 1847 ATT-INTERNET4, US 367 2519 3031 1181 DNIC-ASBLK-00306-00371, US 22773 2453 2075 701 ASN-CXA-ALL-CCI-22773-RDC, US 4155 2094 134 1353 USDA-1, US 6167 1802 3381 432 CELLCO-PART, US 209 1689 4897 307 CENTURYLINK-US-LEGACY-QWEST, US 11776 1592 222 274 ATLANTICBB-JOHNSTOWN, US 36352 1538 165 766 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 1282 102 1050 AKAMAI-ASN1, NL 3257 974 2084 774 GTT-BACKBONE GTT, US 8452 914 1841 12 TE-AS TE-AS, EG 3215 897 4814 291 France Telecom - Orange, FR 8376 700 57 28 Jordan Data Communications, JO 212238 567 41 498 CDNEXT, GB 51167 554 106 242 CONTABO, DE 3320 551 8318 466 DTAG Internet service provider operations 34984 540 80 431 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 6234 1820 728 UNINET, MX 11830 2009 369 64 Instituto Costarricense de Electricidad y 10620 1337 193 1008 Telmex Colombia S.A., CO 3816 1315 773 206 COLOMBIA TELECOMUNICACIONES S.A. ESP, CO 6147 1099 369 22 Telefonica del Peru S.A.A., PE 26615 1045 2503 53 TIM SA, BR 18881 866 1128 28 TELEFONICA BRASIL S.A, BR 28006 635 76 291 CORPORACION NACIONAL DE TELECOMUNICACIONE 26599 536 2892 68 TELEFONICA BRASIL S.A, BR 27651 534 73 69 ENTEL CHILE S.A., CL 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 1402 389 16 LINKdotNET-AS, EG 24835 992 429 144 RAYA-AS, EG 29571 918 66 312 ORANGE-COTE-IVOIRE, CI 36935 701 129 181 Vodafone-, EG 36992 665 1010 304 ETISALAT-MISR, EG 36914 531 82 3 KENET-AS, KE 2018 381 319 71 TENET-1, ZA 36903 373 166 264 MT-MPLS, MA 37693 334 597 43 TUNISIANA, TN 20011 273 35 197 INTERNET-SOLUTIONS, ZA 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 10642 11794 3738 AMAZON-02, US 9808 9713 8746 75 CHINAMOBILE-CN China Mobile Communication 8151 6234 1820 728 UNINET, MX 749 3242 54889 2494 DNIC-AS-00749, US 7018 2933 23673 1847 ATT-INTERNET4, US 367 2519 3031 1181 DNIC-ASBLK-00306-00371, US 22773 2453 2075 701 ASN-CXA-ALL-CCI-22773-RDC, US 39891 2133 119 36 ALJAWWALSTC-AS, SA 4155 2094 134 1353 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 9713 9638 CHINAMOBILE-CN China Mobile Communications Grou 8151 6234 5506 UNINET, MX 39891 2133 2097 ALJAWWALSTC-AS, SA 11830 2009 1945 Instituto Costarricense de Electricidad y Telec 22773 2453 1752 ASN-CXA-ALL-CCI-22773-RDC, US 56047 1513 1464 CMNET-HUNAN-AP China Mobile communications corp 56041 1480 1405 CMNET-ZHEJIANG-AP China Mobile communications c 24863 1402 1386 LINKdotNET-AS, EG 209 1689 1382 CENTURYLINK-US-LEGACY-QWEST, US 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 41.74.44.0/24 Origin: 37544 RESERVED, ZZ 41.74.44.0/24 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 /8:13 /9:10 /10:29 /11:41 /12:138 /13:198 /14:527 /15:1036 /16:7130 /17:3375 /18:3948 /19:7556 /20:11294 /21:15044 /22:27075 /23:27066 /24:144468 /25:38 /26:53 /27:34 /28:19 /29:16 /30:11 /31:0 /32:6 Advertised prefixes smaller than registry allocations ----------------------------------------------------- ASN No of nets Total ann. Description 8151 3120 6234 UNINET, MX 16509 2149 10642 AMAZON-02, US 22773 1852 2453 ASN-CXA-ALL-CCI-22773-RDC, US 11830 1706 2009 Instituto Costarricense de Electricidad y Telecom., CR 39891 1400 2133 ALJAWWALSTC-AS, SA 7018 1321 2933 ATT-INTERNET4, US 209 954 1689 CENTURYLINK-US-LEGACY-QWEST, US 6167 875 1802 CELLCO-PART, US 19901 825 975 BRSPD-PUBLIC, US 10620 790 1337 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 2:301 3:448 4:5 5:996 6:147 7:5 8:692 11:171 12:1024 13:307 14:104 15:291 16:226 17:6 18:845 20:174 21:4 22:188 23:2165 24:647 25:2 27:36 29:19 31:349 32:26 34:10 35:71 36:1197 37:700 38:1435 39:542 40:52 41:1107 42:165 43:202 44:42 45:3669 46:840 47:97 49:31 50:339 51:370 52:1366 54:276 55:952 56:8 57:17 58:33 59:33 60:17 61:55 62:479 63:787 64:1669 65:1090 66:1466 67:906 68:508 69:1082 70:310 71:205 72:578 74:914 75:416 76:231 77:334 78:582 79:223 80:316 81:361 82:304 83:172 84:327 85:489 86:213 87:193 88:229 89:861 90:89 91:989 92:571 93:827 94:628 95:387 96:220 97:62 98:456 99:161 100:13 101:20 102:433 103:1400 104:997 105:170 106:15 107:1225 108:460 109:383 110:29 111:1843 112:449 113:41 114:44 115:29 116:49 117:963 118:178 119:137 120:1103 121:38 122:181 123:166 124:73 125:14 128:487 129:316 130:642 131:939 132:576 133:198 134:469 135:109 136:466 137:542 138:973 139:423 140:672 141:450 142:796 143:717 144:410 145:81 146:594 147:441 148:727 149:663 150:315 151:605 152:657 153:136 154:754 155:738 156:880 157:368 158:449 159:679 160:835 161:664 162:885 163:409 164:739 165:819 166:582 167:662 168:1295 169:167 170:1555 171:102 172:1154 173:786 174:235 175:42 176:444 177:1192 178:442 179:832 180:70 181:1603 182:47 183:832 184:459 185:3163 186:1887 187:1199 188:695 189:1500 190:3969 191:460 192:4872 193:1878 194:1374 195:961 196:875 197:954 198:2534 199:4476 200:3430 201:3159 202:1134 203:695 204:2100 205:1936 206:1570 207:1435 208:1179 209:1810 210:356 211:460 212:989 213:765 214:1022 215:43 216:2369 217:452 218:527 219:22 220:190 221:300 222:20 223:651 End of report