IPv4 R&E Routing Table Report 20:15 GMT Tue 13 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: 243009 Prefixes after maximum aggregation (per Origin AS): 110461 Deaggregation factor: 2.20 Unique aggregates announced (without unneeded subnets): 131617 Number of IPv4 prefixes with a valid ROA: 99211 Number of IPv4 prefixes with an invalid ROA: 24 Number of IPv4 prefixes with no ROA: 143774 Total ASes present in the Internet Routing Table: 20389 Prefixes per ASN: 11.92 Origin-only ASes present in the Internet Routing Table: 17548 Origin ASes announcing only one prefix: 7871 Transit ASes present in the Internet Routing Table: 2841 Transit-only ASes present in the Internet Routing Table: 728 Paths with bogon ASNs present in the IPv4 Routing Table: 3 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: 338 Number of instances of unregistered ASNs: 339 Number of 32-bit ASNs allocated by the RIRs: 45173 Number of 32-bit ASNs visible in the Routing Table: 7819 Prefixes from 32-bit ASNs in the Routing Table: 27784 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: 152 Number of addresses announced to Internet: 1498243741 Equivalent to 89 /8s, 77 /16s and 98 /24s Percentage of available address space announced: 40.5 Percentage of allocated address space announced: 40.5 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: 74884 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 31288 Total APNIC prefixes after maximum aggregation: 7779 APNIC Deaggregation factor: 4.02 Prefixes being announced from the APNIC address blocks: 30743 Unique aggregates announced from the APNIC address blocks: 9128 APNIC Region origin ASes present in the Internet Routing Table: 1257 APNIC Prefixes per ASN: 24.46 APNIC Region origin ASes announcing only one prefix: 498 APNIC Region transit ASes present in the Internet Routing Table: 217 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: 566 Number of APNIC addresses announced to Internet: 201575276 Equivalent to 12 /8s, 3 /16s and 203 /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: 111235 Total ARIN prefixes after maximum aggregation: 59922 ARIN Deaggregation factor: 1.86 Prefixes being announced from the ARIN address blocks: 110331 Unique aggregates announced from the ARIN address blocks: 61887 ARIN Region origin ASes present in the Internet Routing Table: 9014 ARIN Prefixes per ASN: 12.24 ARIN Region origin ASes announcing only one prefix: 3752 ARIN Region transit ASes present in the Internet Routing Table: 827 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: 1954 Number of ARIN addresses announced to Internet: 871138657 Equivalent to 51 /8s, 236 /16s and 133 /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: 46842 Total RIPE prefixes after maximum aggregation: 25988 RIPE Deaggregation factor: 1.80 Prefixes being announced from the RIPE address blocks: 47190 Unique aggregates announced from the RIPE address blocks: 35129 RIPE Region origin ASes present in the Internet Routing Table: 4738 RIPE Prefixes per ASN: 9.96 RIPE Region origin ASes announcing only one prefix: 2067 RIPE Region transit ASes present in the Internet Routing Table: 701 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: 1849 Number of RIPE addresses announced to Internet: 291667408 Equivalent to 17 /8s, 98 /16s and 125 /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: 43923 Total LACNIC prefixes after maximum aggregation: 13800 LACNIC Deaggregation factor: 3.18 Prefixes being announced from the LACNIC address blocks: 43185 Unique aggregates announced from the LACNIC address blocks: 20750 LACNIC Region origin ASes present in the Internet Routing Table: 4195 LACNIC Prefixes per ASN: 10.29 LACNIC Region origin ASes announcing only one prefix: 1419 LACNIC Region transit ASes present in the Internet Routing Table: 869 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: 3302 Number of LACNIC addresses announced to Internet: 93784832 Equivalent to 5 /8s, 151 /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: 9383 Total AfriNIC prefixes after maximum aggregation: 2734 AfriNIC Deaggregation factor: 3.43 Prefixes being announced from the AfriNIC address blocks: 11408 Unique aggregates announced from the AfriNIC address blocks: 4598 AfriNIC Region origin ASes present in the Internet Routing Table: 309 AfriNIC Prefixes per ASN: 36.92 AfriNIC Region origin ASes announcing only one prefix: 135 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: 28 Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 148 Number of AfriNIC addresses announced to Internet: 39997440 Equivalent to 2 /8s, 98 /16s and 80 /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 9705 8746 75 CHINAMOBILE-CN China Mobile Communication 56046 1546 788 172 CMNET-JIANGSU-AP China Mobile communicati 56047 1511 192 48 CMNET-HUNAN-AP China Mobile communication 56041 1476 714 73 CMNET-ZHEJIANG-AP China Mobile communicat 24547 806 176 48 CMNET-V4HEBEI-AS-AP Hebei Mobile Communic 24444 769 501 72 CMNET-V4SHANDONG-AS-AP Shandong Mobile Co 17676 599 10607 150 GIGAINFRA SoftBank Corp., JP 2907 596 2153 463 SINET-AS Research Organization of Informa 56040 487 490 109 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 10508 11606 3750 AMAZON-02, US 749 3255 54897 2507 DNIC-AS-00749, US 7018 2903 23671 1823 ATT-INTERNET4, US 367 2507 3089 1185 DNIC-ASBLK-00306-00371, US 4155 2052 136 1331 USDA-1, US 22773 1860 2028 637 ASN-CXA-ALL-CCI-22773-RDC, US 6167 1805 3360 433 CELLCO-PART, US 209 1690 4898 309 CENTURYLINK-US-LEGACY-QWEST, US 11776 1590 222 274 ATLANTICBB-JOHNSTOWN, US 20057 1384 1047 108 ATT-MOBILITY-LLC-AS20057, 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 1291 103 1057 AKAMAI-ASN1, NL 3257 983 2082 780 GTT-BACKBONE GTT, US 3215 897 4814 291 France Telecom - Orange, FR 8452 857 1841 12 TE-AS TE-AS, EG 39891 800 50 18 ALJAWWALSTC-AS, SA 8376 766 60 23 Jordan Data Communications, JO 34984 712 86 449 TELLCOM-AS, TR 212238 567 41 497 CDNEXT, GB 51167 554 106 242 CONTABO, DE 3320 548 8318 460 DTAG Internet service provider operations 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 5456 1609 729 UNINET, MX 11830 2007 369 64 Instituto Costarricense de Electricidad y 10620 1384 197 1028 Telmex Colombia S.A., CO 3816 1320 777 204 COLOMBIA TELECOMUNICACIONES S.A. ESP, CO 26615 1085 2503 53 TIM SA, BR 6147 1034 369 22 Telefonica del Peru S.A.A., PE 18881 875 1128 28 TELEFONICA BRASIL S.A, BR 28006 635 76 287 CORPORACION NACIONAL DE TELECOMUNICACIONE 26599 537 2891 72 TELEFONICA BRASIL S.A, BR 13999 530 72 229 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 1301 388 22 LINKdotNET-AS, EG 24835 960 415 140 RAYA-AS, EG 29571 893 65 294 ORANGE-COTE-IVOIRE, CI 36992 821 1037 347 ETISALAT-MISR, EG 36935 677 124 176 Vodafone-, EG 36914 529 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 6713 180 655 123 IAM-AS, MA 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 10508 11606 3750 AMAZON-02, US 9808 9705 8746 75 CHINAMOBILE-CN China Mobile Communication 8151 5456 1609 729 UNINET, MX 749 3255 54897 2507 DNIC-AS-00749, US 7018 2903 23671 1823 ATT-INTERNET4, US 367 2507 3089 1185 DNIC-ASBLK-00306-00371, US 4155 2052 136 1331 USDA-1, US 11830 2007 369 64 Instituto Costarricense de Electricidad y 22773 1860 2028 637 ASN-CXA-ALL-CCI-22773-RDC, US 6167 1805 3360 433 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 9705 9630 CHINAMOBILE-CN China Mobile Communications Grou 8151 5456 4727 UNINET, MX 11830 2007 1943 Instituto Costarricense de Electricidad y Telec 56047 1511 1463 CMNET-HUNAN-AP China Mobile communications corp 56041 1476 1403 CMNET-ZHEJIANG-AP China Mobile communications c 209 1690 1381 CENTURYLINK-US-LEGACY-QWEST, US 56046 1546 1374 CMNET-JIANGSU-AP China Mobile communications co 6167 1805 1372 CELLCO-PART, US 367 2507 1322 DNIC-ASBLK-00306-00371, US 11776 1590 1316 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 23.130.240.0/24 Origin: 14315 1GSERVERS, US 23.130.240.0/24 Transit: 2914 NTT-LTD-2914, US 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 41.57.127.0/24 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 /11:40 /12:137 /13:193 /14:521 /15:1027 /16:7087 /17:3401 /18:3888 /19:7361 /20:11348 /21:14458 /22:26568 /23:26045 /24:140706 /25:41 /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 2791 5456 UNINET, MX 16509 2150 10508 AMAZON-02, US 11830 1704 2007 Instituto Costarricense de Electricidad y Telecom., CR 22773 1401 1860 ASN-CXA-ALL-CCI-22773-RDC, US 7018 1318 2903 ATT-INTERNET4, US 209 956 1690 CENTURYLINK-US-LEGACY-QWEST, US 6167 886 1805 CELLCO-PART, US 10620 833 1384 Telmex Colombia S.A., CO 19901 805 954 BRSPD-PUBLIC, US 11776 740 1590 ATLANTICBB-JOHNSTOWN, US Complete listing at https://bgp.nsrc.org/REN/KREONet2/data-sXXas-nos Number of /24s announced per /8 block (Global) ---------------------------------------------- 1:19 2:303 3:407 4:5 5:667 6:148 7:5 8:699 11:171 12:1024 13:294 14:109 15:290 16:226 17:6 18:827 20:183 21:4 22:188 23:2058 24:651 25:1 27:40 29:19 31:374 32:26 34:10 35:68 36:1196 37:694 38:1397 39:537 40:53 41:1179 42:104 43:188 44:45 45:3735 46:860 47:97 49:19 50:333 51:372 52:1367 54:275 55:950 56:8 57:19 58:33 59:33 60:17 61:59 62:462 63:789 64:1728 65:1041 66:1435 67:875 68:500 69:1035 70:315 71:209 72:548 74:899 75:413 76:219 77:325 78:321 79:217 80:317 81:373 82:308 83:175 84:343 85:458 86:221 87:200 88:252 89:847 90:100 91:1014 92:557 93:421 94:628 95:292 96:214 97:57 98:385 99:161 100:12 101:21 102:387 103:1340 104:914 105:160 106:3 107:799 108:440 109:395 110:24 111:1839 112:456 113:38 114:48 115:27 116:40 117:967 118:91 119:114 120:1106 121:37 122:89 123:76 124:58 125:18 128:482 129:322 130:631 131:950 132:582 133:195 134:464 135:106 136:439 137:534 138:976 139:456 140:658 141:457 142:802 143:751 144:407 145:79 146:599 147:489 148:774 149:656 150:308 151:613 152:671 153:136 154:664 155:736 156:728 157:365 158:426 159:682 160:819 161:629 162:878 163:402 164:727 165:807 166:581 167:656 168:1283 169:163 170:1536 171:105 172:1146 173:781 174:155 175:59 176:640 177:1221 178:429 179:787 180:67 181:1521 182:37 183:834 184:328 185:3244 186:1759 187:1289 188:691 189:1389 190:3945 191:452 192:4764 193:1928 194:1379 195:980 196:871 197:726 198:2501 199:4405 200:3317 201:3095 202:1147 203:685 204:2049 205:1935 206:1547 207:1381 208:1174 209:1778 210:355 211:444 212:989 213:740 214:1015 215:42 216:2382 217:473 218:527 219:38 220:32 221:300 222:20 223:644 End of report