IPv4 R&E Routing Table Report 20:15 GMT Tue 27 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: 246187 Prefixes after maximum aggregation (per Origin AS): 111438 Deaggregation factor: 2.21 Unique aggregates announced (without unneeded subnets): 132950 Number of IPv4 prefixes with a valid ROA: 99974 Number of IPv4 prefixes with an invalid ROA: 26 Number of IPv4 prefixes with no ROA: 146187 Total ASes present in the Internet Routing Table: 20576 Prefixes per ASN: 11.96 Origin-only ASes present in the Internet Routing Table: 17697 Origin ASes announcing only one prefix: 7982 Transit ASes present in the Internet Routing Table: 2879 Transit-only ASes present in the Internet Routing Table: 732 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: 328 Number of instances of unregistered ASNs: 329 Number of 32-bit ASNs allocated by the RIRs: 45253 Number of 32-bit ASNs visible in the Routing Table: 7973 Prefixes from 32-bit ASNs in the Routing Table: 28206 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: 146 Number of addresses announced to Internet: 1509384349 Equivalent to 89 /8s, 247 /16s and 96 /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: 75633 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 31810 Total APNIC prefixes after maximum aggregation: 7959 APNIC Deaggregation factor: 4.00 Prefixes being announced from the APNIC address blocks: 31202 Unique aggregates announced from the APNIC address blocks: 9188 APNIC Region origin ASes present in the Internet Routing Table: 1282 APNIC Prefixes per ASN: 24.34 APNIC Region origin ASes announcing only one prefix: 516 APNIC Region transit ASes present in the Internet Routing Table: 224 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: 589 Number of APNIC addresses announced to Internet: 202025324 Equivalent to 12 /8s, 10 /16s and 169 /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: 114009 Total ARIN prefixes after maximum aggregation: 61123 ARIN Deaggregation factor: 1.87 Prefixes being announced from the ARIN address blocks: 112811 Unique aggregates announced from the ARIN address blocks: 64035 ARIN Region origin ASes present in the Internet Routing Table: 9087 ARIN Prefixes per ASN: 12.41 ARIN Region origin ASes announcing only one prefix: 3771 ARIN Region transit ASes present in the Internet Routing Table: 829 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: 1999 Number of ARIN addresses announced to Internet: 872679521 Equivalent to 52 /8s, 4 /16s and 8 /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: 46277 Total RIPE prefixes after maximum aggregation: 25680 RIPE Deaggregation factor: 1.80 Prefixes being announced from the RIPE address blocks: 46917 Unique aggregates announced from the RIPE address blocks: 34743 RIPE Region origin ASes present in the Internet Routing Table: 4772 RIPE Prefixes per ASN: 9.83 RIPE Region origin ASes announcing only one prefix: 2082 RIPE Region transit ASes present in the Internet Routing Table: 719 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: 300013776 Equivalent to 17 /8s, 225 /16s and 216 /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: 44234 Total LACNIC prefixes after maximum aggregation: 13524 LACNIC Deaggregation factor: 3.27 Prefixes being announced from the LACNIC address blocks: 43558 Unique aggregates announced from the LACNIC address blocks: 20017 LACNIC Region origin ASes present in the Internet Routing Table: 4258 LACNIC Prefixes per ASN: 10.23 LACNIC Region origin ASes announcing only one prefix: 1484 LACNIC Region transit ASes present in the Internet Routing Table: 889 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: 3352 Number of LACNIC addresses announced to Internet: 94698240 Equivalent to 5 /8s, 164 /16s and 251 /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: 9529 Total AfriNIC prefixes after maximum aggregation: 2918 AfriNIC Deaggregation factor: 3.27 Prefixes being announced from the AfriNIC address blocks: 11553 Unique aggregates announced from the AfriNIC address blocks: 4848 AfriNIC Region origin ASes present in the Internet Routing Table: 301 AfriNIC Prefixes per ASN: 38.38 AfriNIC Region origin ASes announcing only one prefix: 129 AfriNIC Region transit ASes present in the Internet Routing Table: 86 Average AfriNIC Region AS path length visible: 6.0 Max AfriNIC Region AS path length visible: 31 Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 156 Number of AfriNIC addresses announced to Internet: 39888640 Equivalent to 2 /8s, 96 /16s and 167 /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 1547 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 807 176 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 585 10607 150 GIGAINFRA SoftBank Corp., JP 56040 481 490 111 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 10527 11778 3740 AMAZON-02, US 749 3252 54897 2504 DNIC-AS-00749, US 7018 2891 23670 1818 ATT-INTERNET4, US 367 2526 3082 1196 DNIC-ASBLK-00306-00371, US 4155 2068 137 1345 USDA-1, US 22773 1866 2028 636 ASN-CXA-ALL-CCI-22773-RDC, US 6167 1816 3382 436 CELLCO-PART, US 209 1689 4897 307 CENTURYLINK-US-LEGACY-QWEST, US 11776 1592 222 274 ATLANTICBB-JOHNSTOWN, US 36352 1540 165 762 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 1258 101 1036 AKAMAI-ASN1, NL 3257 988 2084 784 GTT-BACKBONE GTT, US 3215 897 4814 291 France Telecom - Orange, FR 8452 834 1841 12 TE-AS TE-AS, EG 39891 800 50 18 ALJAWWALSTC-AS, SA 8376 706 59 29 Jordan Data Communications, JO 212238 565 41 495 CDNEXT, GB 51167 554 106 242 CONTABO, DE 3320 546 8318 461 DTAG Internet service provider operations 61317 524 36 470 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 5703 1677 716 UNINET, MX 11830 2008 369 64 Instituto Costarricense de Electricidad y 10620 1348 193 1010 Telmex Colombia S.A., CO 3816 1321 777 205 COLOMBIA TELECOMUNICACIONES S.A. ESP, CO 26615 1051 2503 53 TIM SA, BR 6147 1043 369 22 Telefonica del Peru S.A.A., PE 18881 877 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 522 72 227 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 1274 388 22 LINKdotNET-AS, EG 24835 996 427 146 RAYA-AS, EG 29571 918 66 312 ORANGE-COTE-IVOIRE, CI 36992 821 1037 347 ETISALAT-MISR, EG 36935 691 126 179 Vodafone-, EG 36914 527 82 3 KENET-AS, KE 36903 419 189 298 MT-MPLS, MA 2018 379 319 70 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 10527 11778 3740 AMAZON-02, US 9808 9713 8746 75 CHINAMOBILE-CN China Mobile Communication 8151 5703 1677 716 UNINET, MX 749 3252 54897 2504 DNIC-AS-00749, US 7018 2891 23670 1818 ATT-INTERNET4, US 367 2526 3082 1196 DNIC-ASBLK-00306-00371, US 4155 2068 137 1345 USDA-1, US 11830 2008 369 64 Instituto Costarricense de Electricidad y 22773 1866 2028 636 ASN-CXA-ALL-CCI-22773-RDC, US 6167 1816 3382 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 9713 9638 CHINAMOBILE-CN China Mobile Communications Grou 8151 5703 4987 UNINET, MX 11830 2008 1944 Instituto Costarricense de Electricidad y Telec 56047 1513 1464 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 6167 1816 1380 CELLCO-PART, US 56046 1547 1375 CMNET-JIANGSU-AP China Mobile communications co 367 2526 1330 DNIC-ASBLK-00306-00371, US 11776 1592 1318 ATLANTICBB-JOHNSTOWN, US 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 41.57.124.0/24 Origin: 37442 RESERVED, ZZ 41.57.124.0/24 Transit: 37204 TELONE, ZW 41.57.127.0/24 Origin: 37442 RESERVED, ZZ 41.57.127.0/24 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 /8:13 /9:10 /10:29 /11:41 /12:137 /13:195 /14:523 /15:1031 /16:7154 /17:3359 /18:3971 /19:7463 /20:11427 /21:14744 /22:26952 /23:26728 /24:142241 /25:35 /26:50 /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 2917 5703 UNINET, MX 16509 2129 10527 AMAZON-02, US 11830 1705 2008 Instituto Costarricense de Electricidad y Telecom., CR 22773 1406 1866 ASN-CXA-ALL-CCI-22773-RDC, US 7018 1316 2891 ATT-INTERNET4, US 209 954 1689 CENTURYLINK-US-LEGACY-QWEST, US 6167 891 1816 CELLCO-PART, US 19901 814 964 BRSPD-PUBLIC, US 10620 800 1348 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) ---------------------------------------------- 1:48 2:294 3:439 4:5 5:741 6:147 7:5 8:699 11:171 12:1027 13:295 14:105 15:291 16:226 17:6 18:837 20:162 21:4 22:188 23:2219 24:648 25:2 27:48 29:19 31:342 32:26 34:10 35:71 36:1196 37:662 38:1376 39:541 40:53 41:1159 42:153 43:193 44:50 45:3697 46:841 47:96 49:38 50:340 51:373 52:1362 54:274 55:959 56:8 57:17 58:6 59:33 60:16 61:57 62:484 63:785 64:1723 65:1090 66:1505 67:902 68:524 69:1095 70:311 71:206 72:600 74:927 75:414 76:239 77:321 78:328 79:217 80:316 81:379 82:292 83:170 84:337 85:470 86:202 87:194 88:250 89:848 90:98 91:989 92:578 93:435 94:619 95:262 96:220 97:61 98:391 99:158 100:13 101:21 102:400 103:1372 104:1060 105:158 106:17 107:1224 108:461 109:386 110:26 111:1845 112:449 113:41 114:45 115:22 116:47 117:962 118:175 119:133 120:1103 121:37 122:171 123:161 124:73 125:19 128:477 129:319 130:633 131:947 132:571 133:195 134:480 135:109 136:453 137:534 138:971 139:460 140:670 141:458 142:769 143:724 144:413 145:79 146:601 147:472 148:730 149:669 150:309 151:606 152:729 153:136 154:744 155:742 156:673 157:366 158:452 159:690 160:831 161:671 162:931 163:408 164:733 165:815 166:572 167:657 168:1310 169:170 170:1548 171:106 172:1150 173:775 174:161 175:39 176:373 177:1168 178:421 179:788 180:68 181:1570 182:48 183:831 184:332 185:3140 186:1719 187:1071 188:695 189:1378 190:3965 191:423 192:4879 193:1868 194:1365 195:964 196:849 197:913 198:2524 199:4457 200:3421 201:3161 202:1127 203:701 204:2091 205:1943 206:1572 207:1428 208:1184 209:1791 210:350 211:443 212:960 213:753 214:1019 215:43 216:2398 217:485 218:527 219:38 220:32 221:300 222:20 223:651 End of report