IPv4 R&E Routing Table Report 20:15 GMT Wed 28 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: 245320 Prefixes after maximum aggregation (per Origin AS): 110875 Deaggregation factor: 2.21 Unique aggregates announced (without unneeded subnets): 132400 Number of IPv4 prefixes with a valid ROA: 99531 Number of IPv4 prefixes with an invalid ROA: 25 Number of IPv4 prefixes with no ROA: 145764 Total ASes present in the Internet Routing Table: 20503 Prefixes per ASN: 11.97 Origin-only ASes present in the Internet Routing Table: 17645 Origin ASes announcing only one prefix: 7974 Transit ASes present in the Internet Routing Table: 2858 Transit-only ASes present in the Internet Routing Table: 718 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: 329 Number of instances of unregistered ASNs: 330 Number of 32-bit ASNs allocated by the RIRs: 45256 Number of 32-bit ASNs visible in the Routing Table: 7966 Prefixes from 32-bit ASNs in the Routing Table: 28075 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: 144 Number of addresses announced to Internet: 1506746013 Equivalent to 89 /8s, 207 /16s and 30 /24s Percentage of available address space announced: 40.7 Percentage of allocated address space announced: 40.7 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: 75206 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 31773 Total APNIC prefixes after maximum aggregation: 7934 APNIC Deaggregation factor: 4.00 Prefixes being announced from the APNIC address blocks: 31194 Unique aggregates announced from the APNIC address blocks: 9160 APNIC Region origin ASes present in the Internet Routing Table: 1278 APNIC Prefixes per ASN: 24.41 APNIC Region origin ASes announcing only one prefix: 516 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: 202048108 Equivalent to 12 /8s, 11 /16s and 2 /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: 113650 Total ARIN prefixes after maximum aggregation: 60953 ARIN Deaggregation factor: 1.86 Prefixes being announced from the ARIN address blocks: 112457 Unique aggregates announced from the ARIN address blocks: 63896 ARIN Region origin ASes present in the Internet Routing Table: 9074 ARIN Prefixes per ASN: 12.39 ARIN Region origin ASes announcing only one prefix: 3781 ARIN Region transit ASes present in the Internet Routing Table: 830 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: 1993 Number of ARIN addresses announced to Internet: 872444257 Equivalent to 52 /8s, 0 /16s and 113 /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: 45919 Total RIPE prefixes after maximum aggregation: 25418 RIPE Deaggregation factor: 1.81 Prefixes being announced from the RIPE address blocks: 46419 Unique aggregates announced from the RIPE address blocks: 34451 RIPE Region origin ASes present in the Internet Routing Table: 4706 RIPE Prefixes per ASN: 9.86 RIPE Region origin ASes announcing only one prefix: 2045 RIPE Region transit ASes present in the Internet Routing Table: 709 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: 1863 Number of RIPE addresses announced to Internet: 298112976 Equivalent to 17 /8s, 196 /16s and 215 /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: 44011 Total LACNIC prefixes after maximum aggregation: 13439 LACNIC Deaggregation factor: 3.27 Prefixes being announced from the LACNIC address blocks: 43346 Unique aggregates announced from the LACNIC address blocks: 19955 LACNIC Region origin ASes present in the Internet Routing Table: 4259 LACNIC Prefixes per ASN: 10.18 LACNIC Region origin ASes announcing only one prefix: 1494 LACNIC Region transit ASes present in the Internet Routing Table: 886 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: 3358 Number of LACNIC addresses announced to Internet: 94330112 Equivalent to 5 /8s, 159 /16s and 93 /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: 9638 Total AfriNIC prefixes after maximum aggregation: 2896 AfriNIC Deaggregation factor: 3.33 Prefixes being announced from the AfriNIC address blocks: 11760 Unique aggregates announced from the AfriNIC address blocks: 4821 AfriNIC Region origin ASes present in the Internet Routing Table: 323 AfriNIC Prefixes per ASN: 36.41 AfriNIC Region origin ASes announcing only one prefix: 138 AfriNIC Region transit ASes present in the Internet Routing Table: 84 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: 167 Number of AfriNIC addresses announced to Internet: 39732224 Equivalent to 2 /8s, 94 /16s and 68 /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 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 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 583 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 10567 11788 3752 AMAZON-02, US 749 3252 54897 2504 DNIC-AS-00749, US 7018 2888 23670 1815 ATT-INTERNET4, US 367 2518 3066 1186 DNIC-ASBLK-00306-00371, US 4155 2076 133 1349 USDA-1, US 22773 1867 2029 637 ASN-CXA-ALL-CCI-22773-RDC, 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 1258 101 1036 AKAMAI-ASN1, NL 3257 979 2084 776 GTT-BACKBONE GTT, US 8452 913 1841 11 TE-AS TE-AS, EG 3215 897 4814 291 France Telecom - Orange, FR 39891 800 50 18 ALJAWWALSTC-AS, SA 8376 732 60 29 Jordan Data Communications, JO 212238 566 41 496 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 5643 1653 694 UNINET, MX 11830 2008 369 64 Instituto Costarricense de Electricidad y 10620 1349 193 1011 Telmex Colombia S.A., CO 3816 1318 774 207 COLOMBIA TELECOMUNICACIONES S.A. ESP, CO 6147 1059 369 22 Telefonica del Peru S.A.A., PE 26615 1044 2503 53 TIM SA, BR 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 1436 389 16 LINKdotNET-AS, EG 24835 992 429 144 RAYA-AS, EG 29571 917 66 311 ORANGE-COTE-IVOIRE, CI 36935 691 126 178 Vodafone-, EG 36992 666 1010 305 ETISALAT-MISR, EG 36914 530 82 3 KENET-AS, KE 36903 419 189 298 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 10567 11788 3752 AMAZON-02, US 9808 9713 8746 75 CHINAMOBILE-CN China Mobile Communication 8151 5643 1653 694 UNINET, MX 749 3252 54897 2504 DNIC-AS-00749, US 7018 2888 23670 1815 ATT-INTERNET4, US 367 2518 3066 1186 DNIC-ASBLK-00306-00371, US 4155 2076 133 1349 USDA-1, US 11830 2008 369 64 Instituto Costarricense de Electricidad y 22773 1867 2029 637 ASN-CXA-ALL-CCI-22773-RDC, US 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 9713 9638 CHINAMOBILE-CN China Mobile Communications Grou 8151 5643 4949 UNINET, MX 11830 2008 1944 Instituto Costarricense de Electricidad y Telec 56047 1513 1464 CMNET-HUNAN-AP China Mobile communications corp 24863 1436 1420 LINKdotNET-AS, EG 56041 1480 1405 CMNET-ZHEJIANG-AP China Mobile communications c 6167 1818 1382 CELLCO-PART, US 209 1689 1382 CENTURYLINK-US-LEGACY-QWEST, US 56046 1550 1377 CMNET-JIANGSU-AP China Mobile communications co 367 2518 1332 DNIC-ASBLK-00306-00371, 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 /13:197 /14:523 /15:1028 /16:7134 /17:3341 /18:3958 /19:7423 /20:11386 /21:14701 /22:26947 /23:26565 /24:141718 /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 2894 5643 UNINET, MX 16509 2136 10567 AMAZON-02, US 11830 1705 2008 Instituto Costarricense de Electricidad y Telecom., CR 22773 1406 1867 ASN-CXA-ALL-CCI-22773-RDC, US 7018 1314 2888 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) ---------------------------------------------- 1:41 2:295 3:445 4:5 5:740 6:148 7:5 8:693 11:171 12:1024 13:292 14:105 15:291 16:225 17:6 18:840 20:159 21:4 22:188 23:2230 24:647 25:2 27:48 29:19 31:339 32:26 34:10 35:71 36:1196 37:653 38:1334 39:541 40:53 41:1125 42:174 43:194 44:50 45:3696 46:835 47:96 49:40 50:341 51:369 52:1361 54:273 55:959 56:8 57:17 58:6 59:33 60:17 61:59 62:478 63:783 64:1715 65:1083 66:1490 67:901 68:525 69:1093 70:311 71:206 72:574 74:921 75:414 76:227 77:325 78:325 79:216 80:303 81:380 82:290 83:170 84:303 85:466 86:195 87:190 88:248 89:847 90:98 91:957 92:578 93:433 94:630 95:260 96:220 97:62 98:392 99:159 100:13 101:22 102:415 103:1347 104:1041 105:170 106:17 107:1223 108:461 109:369 110:28 111:1845 112:449 113:41 114:43 115:22 116:48 117:962 118:173 119:134 120:1103 121:38 122:171 123:160 124:73 125:19 128:479 129:320 130:634 131:940 132:571 133:195 134:467 135:109 136:500 137:530 138:952 139:463 140:675 141:458 142:795 143:725 144:414 145:80 146:598 147:474 148:730 149:660 150:308 151:603 152:708 153:136 154:727 155:739 156:692 157:364 158:452 159:694 160:830 161:669 162:927 163:412 164:733 165:814 166:581 167:658 168:1303 169:170 170:1548 171:104 172:1146 173:771 174:160 175:40 176:371 177:1170 178:419 179:792 180:68 181:1564 182:47 183:832 184:331 185:3132 186:1711 187:1062 188:684 189:1356 190:3971 191:427 192:4845 193:1855 194:1349 195:922 196:861 197:948 198:2509 199:4445 200:3412 201:3171 202:1129 203:700 204:2089 205:1928 206:1566 207:1417 208:1181 209:1784 210:352 211:447 212:956 213:746 214:1022 215:43 216:2379 217:445 218:527 219:38 220:32 221:300 222:20 223:651 End of report