IPv4 R&E Routing Table Report 20:15 GMT Tue 20 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: 244798 Prefixes after maximum aggregation (per Origin AS): 110922 Deaggregation factor: 2.21 Unique aggregates announced (without unneeded subnets): 132285 Number of IPv4 prefixes with a valid ROA: 100919 Number of IPv4 prefixes with an invalid ROA: 23 Number of IPv4 prefixes with no ROA: 143856 Total ASes present in the Internet Routing Table: 20619 Prefixes per ASN: 11.87 Origin-only ASes present in the Internet Routing Table: 17728 Origin ASes announcing only one prefix: 7958 Transit ASes present in the Internet Routing Table: 2891 Transit-only ASes present in the Internet Routing Table: 740 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: 328 Number of instances of unregistered ASNs: 329 Number of 32-bit ASNs allocated by the RIRs: 45200 Number of 32-bit ASNs visible in the Routing Table: 8037 Prefixes from 32-bit ASNs in the Routing Table: 28662 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: 1507671709 Equivalent to 89 /8s, 221 /16s and 62 /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: 75645 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 32016 Total APNIC prefixes after maximum aggregation: 7986 APNIC Deaggregation factor: 4.01 Prefixes being announced from the APNIC address blocks: 31374 Unique aggregates announced from the APNIC address blocks: 9254 APNIC Region origin ASes present in the Internet Routing Table: 1279 APNIC Prefixes per ASN: 24.53 APNIC Region origin ASes announcing only one prefix: 521 APNIC Region transit ASes present in the Internet Routing Table: 219 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: 588 Number of APNIC addresses announced to Internet: 202101356 Equivalent to 12 /8s, 11 /16s and 210 /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: 111422 Total ARIN prefixes after maximum aggregation: 59994 ARIN Deaggregation factor: 1.86 Prefixes being announced from the ARIN address blocks: 110358 Unique aggregates announced from the ARIN address blocks: 61974 ARIN Region origin ASes present in the Internet Routing Table: 9007 ARIN Prefixes per ASN: 12.25 ARIN Region origin ASes announcing only one prefix: 3740 ARIN Region transit ASes present in the Internet Routing Table: 821 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: 1959 Number of ARIN addresses announced to Internet: 871319137 Equivalent to 51 /8s, 239 /16s and 70 /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: 47023 Total RIPE prefixes after maximum aggregation: 25960 RIPE Deaggregation factor: 1.81 Prefixes being announced from the RIPE address blocks: 47566 Unique aggregates announced from the RIPE address blocks: 35363 RIPE Region origin ASes present in the Internet Routing Table: 4757 RIPE Prefixes per ASN: 10.00 RIPE Region origin ASes announcing only one prefix: 2060 RIPE Region transit ASes present in the Internet Routing Table: 714 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: 1871 Number of RIPE addresses announced to Internet: 298909904 Equivalent to 17 /8s, 209 /16s and 0 /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: 44485 Total LACNIC prefixes after maximum aggregation: 13905 LACNIC Deaggregation factor: 3.20 Prefixes being announced from the LACNIC address blocks: 43741 Unique aggregates announced from the LACNIC address blocks: 20735 LACNIC Region origin ASes present in the Internet Routing Table: 4385 LACNIC Prefixes per ASN: 9.98 LACNIC Region origin ASes announcing only one prefix: 1502 LACNIC Region transit ASes present in the Internet Routing Table: 907 Average LACNIC Region AS path length visible: 6.1 Max LACNIC Region AS path length visible: 26 Number of LACNIC region 32-bit ASNs visible in the Routing Table: 3462 Number of LACNIC addresses announced to Internet: 95203072 Equivalent to 5 /8s, 172 /16s and 175 /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: 9524 Total AfriNIC prefixes after maximum aggregation: 2844 AfriNIC Deaggregation factor: 3.35 Prefixes being announced from the AfriNIC address blocks: 11607 Unique aggregates announced from the AfriNIC address blocks: 4834 AfriNIC Region origin ASes present in the Internet Routing Table: 306 AfriNIC Prefixes per ASN: 37.93 AfriNIC Region origin ASes announcing only one prefix: 135 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: 30 Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 157 Number of AfriNIC addresses announced to Internet: 40058112 Equivalent to 2 /8s, 99 /16s and 61 /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 9714 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 1479 714 75 CMNET-ZHEJIANG-AP China Mobile communicat 24547 807 176 49 CMNET-V4HEBEI-AS-AP Hebei Mobile Communic 24444 769 501 72 CMNET-V4SHANDONG-AS-AP Shandong Mobile Co 2907 598 2169 465 SINET-AS Research Organization of Informa 17676 597 10607 150 GIGAINFRA SoftBank Corp., JP 55410 517 47 174 VIL-AS-AP Vodafone Idea Ltd, IN 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 10495 11646 3792 AMAZON-02, US 749 3254 54897 2506 DNIC-AS-00749, US 7018 2906 23671 1824 ATT-INTERNET4, US 367 2523 3077 1193 DNIC-ASBLK-00306-00371, US 4155 2042 135 1342 USDA-1, US 22773 1866 2028 637 ASN-CXA-ALL-CCI-22773-RDC, US 6167 1810 3368 435 CELLCO-PART, US 209 1688 4897 307 CENTURYLINK-US-LEGACY-QWEST, US 11776 1590 222 274 ATLANTICBB-JOHNSTOWN, US 20057 1381 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 1269 102 1039 AKAMAI-ASN1, NL 3257 985 2084 781 GTT-BACKBONE GTT, US 3215 897 4814 291 France Telecom - Orange, FR 8452 832 1841 12 TE-AS TE-AS, EG 39891 800 50 18 ALJAWWALSTC-AS, SA 34984 720 84 459 TELLCOM-AS, TR 8376 715 58 23 Jordan Data Communications, JO 212238 563 41 493 CDNEXT, GB 51167 554 106 242 CONTABO, DE 3320 547 8318 462 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 5419 1595 725 UNINET, MX 11830 2007 369 64 Instituto Costarricense de Electricidad y 10620 1383 197 1027 Telmex Colombia S.A., CO 3816 1319 777 204 COLOMBIA TELECOMUNICACIONES S.A. ESP, CO 26615 1058 2503 53 TIM SA, BR 6147 1034 369 22 Telefonica del Peru S.A.A., PE 18881 876 1128 28 TELEFONICA BRASIL S.A, BR 28006 635 76 287 CORPORACION NACIONAL DE TELECOMUNICACIONE 26599 535 2892 68 TELEFONICA BRASIL S.A, BR 13999 532 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 1299 388 22 LINKdotNET-AS, EG 24835 947 415 140 RAYA-AS, EG 29571 884 65 292 ORANGE-COTE-IVOIRE, CI 36992 821 1037 347 ETISALAT-MISR, EG 36935 681 125 176 Vodafone-, EG 36914 527 82 3 KENET-AS, KE 36903 419 189 298 MT-MPLS, MA 2018 376 319 71 TENET-1, ZA 37693 334 597 43 TUNISIANA, TN 20011 275 41 199 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 10495 11646 3792 AMAZON-02, US 9808 9714 8746 75 CHINAMOBILE-CN China Mobile Communication 8151 5419 1595 725 UNINET, MX 749 3254 54897 2506 DNIC-AS-00749, US 7018 2906 23671 1824 ATT-INTERNET4, US 367 2523 3077 1193 DNIC-ASBLK-00306-00371, US 4155 2042 135 1342 USDA-1, US 11830 2007 369 64 Instituto Costarricense de Electricidad y 22773 1866 2028 637 ASN-CXA-ALL-CCI-22773-RDC, US 6167 1810 3368 435 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 9714 9639 CHINAMOBILE-CN China Mobile Communications Grou 8151 5419 4694 UNINET, MX 11830 2007 1943 Instituto Costarricense de Electricidad y Telec 56047 1513 1464 CMNET-HUNAN-AP China Mobile communications corp 56041 1479 1404 CMNET-ZHEJIANG-AP China Mobile communications c 209 1688 1381 CENTURYLINK-US-LEGACY-QWEST, US 56046 1549 1377 CMNET-JIANGSU-AP China Mobile communications co 6167 1810 1375 CELLCO-PART, US 367 2523 1330 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 23.140.216.0/24 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 41.74.44.0/24 Origin: 37544 RESERVED, ZZ 41.74.44.0/24 Transit: 15964 CAMNET-AS, CM 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 /15:1032 /16:7146 /17:3379 /18:3900 /19:7370 /20:11423 /21:14496 /22:26774 /23:26253 /24:141902 /25:39 /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 5419 UNINET, MX 16509 2141 10495 AMAZON-02, US 11830 1704 2007 Instituto Costarricense de Electricidad y Telecom., CR 22773 1406 1866 ASN-CXA-ALL-CCI-22773-RDC, US 7018 1314 2906 ATT-INTERNET4, US 209 954 1688 CENTURYLINK-US-LEGACY-QWEST, US 6167 889 1810 CELLCO-PART, US 10620 832 1383 Telmex Colombia S.A., CO 19901 810 960 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) ---------------------------------------------- 1:42 2:299 3:417 4:5 5:744 6:148 7:5 8:696 11:171 12:1024 13:304 14:110 15:290 16:226 17:6 18:829 20:105 21:4 22:188 23:2064 24:653 25:2 27:45 29:19 31:379 32:26 34:10 35:70 36:1197 37:661 38:1412 39:540 40:53 41:1159 42:171 43:195 44:45 45:3843 46:855 47:96 49:37 50:338 51:372 52:1360 54:276 55:944 56:8 57:17 58:6 59:33 60:17 61:59 62:490 63:784 64:1725 65:1064 66:1441 67:879 68:501 69:1081 70:313 71:206 72:568 74:934 75:413 76:228 77:331 78:325 79:220 80:314 81:373 82:302 83:179 84:346 85:472 86:215 87:202 88:248 89:855 90:98 91:1022 92:578 93:447 94:647 95:292 96:217 97:57 98:387 99:159 100:12 101:20 102:405 103:1351 104:939 105:160 106:17 107:824 108:439 109:392 110:24 111:1844 112:449 113:41 114:45 115:25 116:48 117:960 118:209 119:130 120:1104 121:38 122:206 123:197 124:73 125:18 128:473 129:324 130:634 131:945 132:581 133:195 134:461 135:108 136:447 137:538 138:1009 139:459 140:661 141:456 142:773 143:742 144:415 145:79 146:605 147:471 148:717 149:676 150:306 151:606 152:672 153:136 154:674 155:731 156:735 157:362 158:433 159:682 160:786 161:669 162:878 163:394 164:732 165:813 166:568 167:647 168:1313 169:169 170:1569 171:105 172:1087 173:773 174:154 175:59 176:626 177:1257 178:424 179:801 180:65 181:1568 182:43 183:833 184:318 185:3243 186:1788 187:1224 188:705 189:1319 190:4031 191:436 192:4765 193:1894 194:1378 195:975 196:860 197:956 198:2499 199:4416 200:3379 201:3128 202:1140 203:700 204:2077 205:1880 206:1569 207:1390 208:1179 209:1777 210:351 211:444 212:984 213:768 214:1009 215:42 216:2345 217:467 218:530 219:38 220:34 221:300 222:20 223:647 End of report