IPv4 R&E Routing Table Report 20:15 GMT Sat 31 Aug, 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: 247596 Prefixes after maximum aggregation (per Origin AS): 111635 Deaggregation factor: 2.22 Unique aggregates announced (without unneeded subnets): 133250 Number of IPv4 prefixes with a valid ROA: 101012 Number of IPv4 prefixes with an invalid ROA: 25 Number of IPv4 prefixes with no ROA: 146559 Total ASes present in the Internet Routing Table: 20739 Prefixes per ASN: 11.94 Origin-only ASes present in the Internet Routing Table: 17825 Origin ASes announcing only one prefix: 7987 Transit ASes present in the Internet Routing Table: 2914 Transit-only ASes present in the Internet Routing Table: 733 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: 35 Max AS path prepend of ASN ( 59588) 26 Prefixes from unregistered ASNs in the Routing Table: 328 Number of instances of unregistered ASNs: 329 Number of 32-bit ASNs allocated by the RIRs: 45282 Number of 32-bit ASNs visible in the Routing Table: 8158 Prefixes from 32-bit ASNs in the Routing Table: 28975 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: 141 Number of addresses announced to Internet: 1509304733 Equivalent to 89 /8s, 246 /16s and 41 /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: 76234 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 31827 Total APNIC prefixes after maximum aggregation: 7974 APNIC Deaggregation factor: 3.99 Prefixes being announced from the APNIC address blocks: 31213 Unique aggregates announced from the APNIC address blocks: 9193 APNIC Region origin ASes present in the Internet Routing Table: 1278 APNIC Prefixes per ASN: 24.42 APNIC Region origin ASes announcing only one prefix: 513 APNIC Region transit ASes present in the Internet Routing Table: 220 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: 585 Number of APNIC addresses announced to Internet: 202143084 Equivalent to 12 /8s, 12 /16s and 117 /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: 114240 Total ARIN prefixes after maximum aggregation: 61073 ARIN Deaggregation factor: 1.87 Prefixes being announced from the ARIN address blocks: 113019 Unique aggregates announced from the ARIN address blocks: 63904 ARIN Region origin ASes present in the Internet Routing Table: 9065 ARIN Prefixes per ASN: 12.47 ARIN Region origin ASes announcing only one prefix: 3764 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: 1982 Number of ARIN addresses announced to Internet: 872632929 Equivalent to 52 /8s, 3 /16s and 82 /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: 45835 Total RIPE prefixes after maximum aggregation: 25452 RIPE Deaggregation factor: 1.80 Prefixes being announced from the RIPE address blocks: 46383 Unique aggregates announced from the RIPE address blocks: 34500 RIPE Region origin ASes present in the Internet Routing Table: 4701 RIPE Prefixes per ASN: 9.87 RIPE Region origin ASes announcing only one prefix: 2041 RIPE Region transit ASes present in the Internet Routing Table: 700 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: 1843 Number of RIPE addresses announced to Internet: 298760144 Equivalent to 17 /8s, 206 /16s and 183 /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: 45776 Total LACNIC prefixes after maximum aggregation: 14021 LACNIC Deaggregation factor: 3.26 Prefixes being announced from the LACNIC address blocks: 45081 Unique aggregates announced from the LACNIC address blocks: 20687 LACNIC Region origin ASes present in the Internet Routing Table: 4497 LACNIC Prefixes per ASN: 10.02 LACNIC Region origin ASes announcing only one prefix: 1529 LACNIC Region transit ASes present in the Internet Routing Table: 954 Average LACNIC Region AS path length visible: 6.0 Max LACNIC Region AS path length visible: 28 Number of LACNIC region 32-bit ASNs visible in the Routing Table: 3583 Number of LACNIC addresses announced to Internet: 95820032 Equivalent to 5 /8s, 182 /16s and 25 /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: 9590 Total AfriNIC prefixes after maximum aggregation: 2881 AfriNIC Deaggregation factor: 3.33 Prefixes being announced from the AfriNIC address blocks: 11759 Unique aggregates announced from the AfriNIC address blocks: 4852 AfriNIC Region origin ASes present in the Internet Routing Table: 321 AfriNIC Prefixes per ASN: 36.63 AfriNIC Region origin ASes announcing only one prefix: 140 AfriNIC Region transit ASes present in the Internet Routing Table: 80 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: 165 Number of AfriNIC addresses announced to Internet: 39870976 Equivalent to 2 /8s, 96 /16s and 98 /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 9718 8746 75 CHINAMOBILE-CN China Mobile Communication 56046 1550 789 173 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 578 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 10639 11798 3773 AMAZON-02, US 749 3244 54889 2496 DNIC-AS-00749, US 7018 2928 23673 1842 ATT-INTERNET4, US 367 2497 3030 1173 DNIC-ASBLK-00306-00371, US 22773 2448 2074 699 ASN-CXA-ALL-CCI-22773-RDC, US 4155 2079 133 1348 USDA-1, US 6167 1818 3384 436 CELLCO-PART, US 209 1689 4897 307 CENTURYLINK-US-LEGACY-QWEST, US 11776 1592 222 274 ATLANTICBB-JOHNSTOWN, US 36352 1539 165 763 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 20940 1275 102 1044 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 39891 800 50 18 ALJAWWALSTC-AS, SA 8376 726 60 28 Jordan Data Communications, JO 212238 570 41 501 CDNEXT, GB 51167 554 106 242 CONTABO, DE 3320 546 8318 461 DTAG Internet service provider operations 61317 521 36 467 ASDETUK www.heficed.com, US 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 5714 1645 696 UNINET, MX 11830 2009 369 64 Instituto Costarricense de Electricidad y 10620 1349 193 1011 Telmex Colombia S.A., CO 3816 1317 774 207 COLOMBIA TELECOMUNICACIONES S.A. ESP, CO 6147 1075 369 22 Telefonica del Peru S.A.A., PE 26615 1042 2503 53 TIM SA, BR 18881 868 1128 28 TELEFONICA BRASIL S.A, BR 28006 634 76 290 CORPORACION NACIONAL DE TELECOMUNICACIONE 26599 535 2892 68 TELEFONICA BRASIL S.A, BR 13999 523 72 228 Mega Cable, S.A. de C.V., MX 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 1403 389 16 LINKdotNET-AS, EG 24835 992 429 144 RAYA-AS, EG 29571 917 66 311 ORANGE-COTE-IVOIRE, CI 36935 707 131 184 Vodafone-, EG 36992 666 1010 305 ETISALAT-MISR, EG 36914 519 82 3 KENET-AS, KE 36903 385 172 272 MT-MPLS, MA 2018 381 319 71 TENET-1, ZA 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 10639 11798 3773 AMAZON-02, US 9808 9718 8746 75 CHINAMOBILE-CN China Mobile Communication 8151 5714 1645 696 UNINET, MX 749 3244 54889 2496 DNIC-AS-00749, US 7018 2928 23673 1842 ATT-INTERNET4, US 367 2497 3030 1173 DNIC-ASBLK-00306-00371, US 22773 2448 2074 699 ASN-CXA-ALL-CCI-22773-RDC, US 4155 2079 133 1348 USDA-1, US 11830 2009 369 64 Instituto Costarricense de Electricidad y 6167 1818 3384 436 CELLCO-PART, 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 9718 9643 CHINAMOBILE-CN China Mobile Communications Grou 8151 5714 5018 UNINET, MX 11830 2009 1945 Instituto Costarricense de Electricidad y Telec 22773 2448 1749 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 1403 1387 LINKdotNET-AS, EG 6167 1818 1382 CELLCO-PART, US 209 1689 1382 CENTURYLINK-US-LEGACY-QWEST, US 56046 1550 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 /13:197 /14:525 /15:1033 /16:7136 /17:3362 /18:3953 /19:7452 /20:11350 /21:14853 /22:27370 /23:26945 /24:143016 /25:37 /26:52 /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 2944 5714 UNINET, MX 16509 2141 10639 AMAZON-02, US 22773 1847 2448 ASN-CXA-ALL-CCI-22773-RDC, US 11830 1706 2009 Instituto Costarricense de Electricidad y Telecom., CR 7018 1316 2928 ATT-INTERNET4, US 209 954 1689 CENTURYLINK-US-LEGACY-QWEST, US 6167 891 1818 CELLCO-PART, US 19901 819 969 BRSPD-PUBLIC, US 10620 801 1349 Telmex Colombia S.A., CO 11776 740 1592 ATLANTICBB-JOHNSTOWN, US Complete listing at https://bgp.nsrc.org/REN/KREONet2/data-sXXas-nos Number of /24s announced per /8 block (Global) ---------------------------------------------- 1:42 2:300 3:447 4:5 5:740 6:148 7:5 8:690 11:171 12:1025 13:306 14:105 15:291 16:226 17:6 18:841 20:159 21:4 22:188 23:2242 24:646 25:2 27:36 29:19 31:338 32:26 34:10 35:70 36:1197 37:657 38:1378 39:542 40:52 41:1114 42:163 43:196 44:42 45:3822 46:843 47:97 49:31 50:337 51:370 52:1364 54:276 55:955 56:8 57:19 58:33 59:33 60:17 61:58 62:479 63:783 64:1664 65:1089 66:1460 67:904 68:510 69:1073 70:310 71:205 72:572 74:915 75:416 76:228 77:318 78:327 79:214 80:309 81:379 82:297 83:170 84:324 85:468 86:199 87:191 88:227 89:846 90:98 91:976 92:554 93:443 94:633 95:261 96:220 97:62 98:455 99:160 100:13 101:21 102:405 103:1359 104:1061 105:163 106:15 107:1228 108:461 109:374 110:29 111:1849 112:449 113:41 114:45 115:22 116:49 117:964 118:174 119:132 120:1103 121:38 122:169 123:161 124:73 125:15 128:482 129:317 130:637 131:952 132:579 133:195 134:469 135:109 136:468 137:533 138:1017 139:463 140:679 141:448 142:798 143:724 144:415 145:81 146:598 147:474 148:733 149:665 150:308 151:608 152:672 153:136 154:749 155:731 156:695 157:366 158:449 159:678 160:839 161:666 162:880 163:409 164:740 165:816 166:585 167:660 168:1342 169:168 170:1598 171:100 172:1154 173:784 174:232 175:39 176:373 177:1352 178:420 179:819 180:65 181:1597 182:46 183:832 184:459 185:3139 186:1715 187:1136 188:689 189:1446 190:4055 191:484 192:4869 193:1868 194:1356 195:987 196:875 197:930 198:2528 199:4458 200:3464 201:3186 202:1136 203:694 204:2095 205:1938 206:1569 207:1425 208:1178 209:1787 210:358 211:464 212:957 213:751 214:1021 215:43 216:2364 217:451 218:527 219:22 220:33 221:300 222:20 223:651 End of report