IPv4 R&E Routing Table Report 20:15 GMT Sun 04 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: 184961 Prefixes after maximum aggregation (per Origin AS): 83091 Deaggregation factor: 2.23 Unique aggregates announced (without unneeded subnets): 102850 Number of IPv4 prefixes with a valid ROA: 73644 Number of IPv4 prefixes with an invalid ROA: 21 Number of IPv4 prefixes with no ROA: 111296 Total ASes present in the Internet Routing Table: 16093 Prefixes per ASN: 11.49 Origin-only ASes present in the Internet Routing Table: 13845 Origin ASes announcing only one prefix: 6328 Transit ASes present in the Internet Routing Table: 2248 Transit-only ASes present in the Internet Routing Table: 625 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: 222 Number of instances of unregistered ASNs: 223 Number of 32-bit ASNs allocated by the RIRs: 45098 Number of 32-bit ASNs visible in the Routing Table: 6070 Prefixes from 32-bit ASNs in the Routing Table: 20854 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: 93 Number of addresses announced to Internet: 1119534749 Equivalent to 66 /8s, 186 /16s and 190 /24s Percentage of available address space announced: 30.2 Percentage of allocated address space announced: 30.2 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: 50799 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 30299 Total APNIC prefixes after maximum aggregation: 7276 APNIC Deaggregation factor: 4.16 Prefixes being announced from the APNIC address blocks: 29854 Unique aggregates announced from the APNIC address blocks: 8305 APNIC Region origin ASes present in the Internet Routing Table: 1179 APNIC Prefixes per ASN: 25.32 APNIC Region origin ASes announcing only one prefix: 480 APNIC Region transit ASes present in the Internet Routing Table: 202 Average APNIC Region AS path length visible: 7.3 Max APNIC Region AS path length visible: 16 Number of APNIC region 32-bit ASNs visible in the Routing Table: 507 Number of APNIC addresses announced to Internet: 201990252 Equivalent to 12 /8s, 10 /16s and 32 /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: 85133 Total ARIN prefixes after maximum aggregation: 46581 ARIN Deaggregation factor: 1.83 Prefixes being announced from the ARIN address blocks: 83738 Unique aggregates announced from the ARIN address blocks: 51623 ARIN Region origin ASes present in the Internet Routing Table: 7182 ARIN Prefixes per ASN: 11.66 ARIN Region origin ASes announcing only one prefix: 3124 ARIN Region transit ASes present in the Internet Routing Table: 631 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: 1472 Number of ARIN addresses announced to Internet: 652772961 Equivalent to 38 /8s, 232 /16s and 134 /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: 30996 Total RIPE prefixes after maximum aggregation: 16812 RIPE Deaggregation factor: 1.84 Prefixes being announced from the RIPE address blocks: 32050 Unique aggregates announced from the RIPE address blocks: 24075 RIPE Region origin ASes present in the Internet Routing Table: 3266 RIPE Prefixes per ASN: 9.81 RIPE Region origin ASes announcing only one prefix: 1406 RIPE Region transit ASes present in the Internet Routing Table: 512 Average RIPE Region AS path length visible: 5.6 Max RIPE Region AS path length visible: 35 Number of RIPE region 32-bit ASNs visible in the Routing Table: 1226 Number of RIPE addresses announced to Internet: 161889232 Equivalent to 9 /8s, 166 /16s and 59 /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: 33376 Total LACNIC prefixes after maximum aggregation: 10275 LACNIC Deaggregation factor: 3.25 Prefixes being announced from the LACNIC address blocks: 33083 Unique aggregates announced from the LACNIC address blocks: 15690 LACNIC Region origin ASes present in the Internet Routing Table: 3465 LACNIC Prefixes per ASN: 9.55 LACNIC Region origin ASes announcing only one prefix: 1200 LACNIC Region transit ASes present in the Internet Routing Table: 707 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: 2725 Number of LACNIC addresses announced to Internet: 74397952 Equivalent to 4 /8s, 111 /16s and 57 /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: 4935 Total AfriNIC prefixes after maximum aggregation: 1981 AfriNIC Deaggregation factor: 2.49 Prefixes being announced from the AfriNIC address blocks: 6143 Unique aggregates announced from the AfriNIC address blocks: 3070 AfriNIC Region origin ASes present in the Internet Routing Table: 276 AfriNIC Prefixes per ASN: 22.26 AfriNIC Region origin ASes announcing only one prefix: 118 AfriNIC Region transit ASes present in the Internet Routing Table: 73 Average AfriNIC Region AS path length visible: 5.5 Max AfriNIC Region AS path length visible: 28 Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 140 Number of AfriNIC addresses announced to Internet: 28429824 Equivalent to 1 /8s, 177 /16s and 206 /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 9682 8746 74 CHINAMOBILE-CN China Mobile Communication 56047 1509 192 48 CMNET-HUNAN-AP China Mobile communication 56046 1506 876 118 CMNET-JIANGSU-AP China Mobile communicati 56041 1468 714 73 CMNET-ZHEJIANG-AP China Mobile communicat 24547 804 176 57 CMNET-V4HEBEI-AS-AP Hebei Mobile Communic 24444 769 501 72 CMNET-V4SHANDONG-AS-AP Shandong Mobile Co 17676 608 10623 151 GIGAINFRA SoftBank Corp., JP 2907 600 2162 464 SINET-AS Research Organization of Informa 56040 485 490 108 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 10432 11576 3705 AMAZON-02, US 749 3256 54898 2508 DNIC-AS-00749, US 367 2549 3148 1179 DNIC-ASBLK-00306-00371, US 4155 2040 131 1329 USDA-1, US 209 1692 4898 309 CENTURYLINK-US-LEGACY-QWEST, US 11776 1590 222 274 ATLANTICBB-JOHNSTOWN, US 5972 1302 384 578 DNIC-ASBLK-05800-06055, US 7979 1029 67 208 SERVERS-COM, US 14618 986 4180 738 AMAZON-AES, US 855 966 255 82 CANET-ASN-4, CA 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 1224 98 998 AKAMAI-ASN1, NL 3215 897 4814 291 France Telecom - Orange, FR 39891 800 50 18 ALJAWWALSTC-AS, SA 8376 730 60 25 Jordan Data Communications, JO 8452 579 1841 11 TE-AS TE-AS, EG 51167 554 106 242 CONTABO, DE 212238 472 34 415 CDNEXT, GB 20978 420 196 13 TT_MOBIL Istanbul, TR 13046 383 34 5 ASN-ISKON, HR 57878 382 31 188 PRAGER-IT, AT 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 5517 1657 668 UNINET, MX 3816 1316 769 197 COLOMBIA TELECOMUNICACIONES S.A. ESP, CO 11830 1087 324 6 Instituto Costarricense de Electricidad y 6147 1041 369 22 Telefonica del Peru S.A.A., PE 18881 872 1128 28 TELEFONICA BRASIL S.A, BR 26599 538 2891 72 TELEFONICA BRASIL S.A, BR 13999 533 72 230 Mega Cable, S.A. de C.V., MX 22047 405 343 18 VTR BANDA ANCHA S.A., CL 10620 345 44 286 Telmex Colombia S.A., CO 22884 253 27 197 TOTAL PLAY TELECOMUNICACIONES SA DE CV, M 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 639 208 266 LINKdotNET-AS, EG 29571 543 49 258 ORANGE-COTE-IVOIRE, CI 36914 525 82 3 KENET-AS, KE 2018 381 319 71 TENET-1, ZA 36935 258 64 77 Vodafone-, EG 37492 149 471 44 ORANGE-, TN 37693 148 597 51 TUNISIANA, TN 36992 146 235 125 ETISALAT-MISR, EG 24835 138 142 84 RAYA-AS, EG 15706 107 28 9 Sudatel, SD 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 10432 11576 3705 AMAZON-02, US 9808 9682 8746 74 CHINAMOBILE-CN China Mobile Communication 8151 5517 1657 668 UNINET, MX 749 3256 54898 2508 DNIC-AS-00749, US 367 2549 3148 1179 DNIC-ASBLK-00306-00371, US 4155 2040 131 1329 USDA-1, US 209 1692 4898 309 CENTURYLINK-US-LEGACY-QWEST, US 11776 1590 222 274 ATLANTICBB-JOHNSTOWN, US 56047 1509 192 48 CMNET-HUNAN-AP China Mobile communication 56046 1506 876 118 CMNET-JIANGSU-AP China Mobile communicati 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 9682 9608 CHINAMOBILE-CN China Mobile Communications Grou 8151 5517 4849 UNINET, MX 56047 1509 1461 CMNET-HUNAN-AP China Mobile communications corp 56041 1468 1395 CMNET-ZHEJIANG-AP China Mobile communications c 56046 1506 1388 CMNET-JIANGSU-AP China Mobile communications co 209 1692 1383 CENTURYLINK-US-LEGACY-QWEST, US 367 2549 1370 DNIC-ASBLK-00306-00371, US 11776 1590 1316 ATLANTICBB-JOHNSTOWN, US 3816 1316 1119 COLOMBIA TELECOMUNICACIONES S.A. ESP, CO 11830 1087 1081 Instituto Costarricense de Electricidad y Telec 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 8.38.73.0/24 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 13342 UNALLOCATED 12.17.5.0/24 7018 ATT-INTERNET4, US 22538 UNALLOCATED 12.131.3.0/24 7018 ATT-INTERNET4, US 26295 UNALLOCATED 12.147.1.0/24 7018 ATT-INTERNET4, US 30442 UNALLOCATED 12.155.208.0/24 7018 ATT-INTERNET4, US 13342 UNALLOCATED 12.164.235.0/24 7018 ATT-INTERNET4, US 13342 UNALLOCATED 12.180.92.0/22 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 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 41.78.204.0/22 Origin: 37475 RESERVED, ZZ 41.78.204.0/22 Transit: 15964 CAMNET-AS, CM 41.79.128.0/22 Origin: 37475 RESERVED, ZZ 41.79.128.0/22 Transit: 15964 CAMNET-AS, CM 41.204.240.0/24 Origin: 36911 RESERVED, ZZ 41.204.240.0/24 Transit: 328766 RESERVED, ZZ 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 /8:11 /9:6 /10:18 /11:30 /12:91 /13:126 /14:358 /15:696 /16:5861 /17:2435 /18:2542 /19:5437 /20:8261 /21:10929 /22:19458 /23:20346 /24:108130 /25:44 /26:62 /27:70 /28:19 /29:16 /30:11 /31:0 /32:4 Advertised prefixes smaller than registry allocations ----------------------------------------------------- ASN No of nets Total ann. Description 8151 2745 5517 UNINET, MX 16509 2148 10432 AMAZON-02, US 209 957 1692 CENTURYLINK-US-LEGACY-QWEST, US 11830 923 1087 Instituto Costarricense de Electricidad y Telecom., CR 19901 797 946 BRSPD-PUBLIC, US 11776 740 1590 ATLANTICBB-JOHNSTOWN, US 6147 637 1041 Telefonica del Peru S.A.A., PE 8376 579 730 Jordan Data Communications, JO 36914 503 525 KENET-AS, KE 7979 443 1029 SERVERS-COM, US Complete listing at https://bgp.nsrc.org/REN/KREONet2/data-sXXas-nos Number of /24s announced per /8 block (Global) ---------------------------------------------- 1:13 2:183 3:389 5:381 6:149 7:5 8:619 11:171 12:648 13:311 14:106 15:284 16:218 17:6 18:822 20:33 21:4 22:188 23:1723 24:390 25:2 27:36 29:19 31:173 32:1 34:10 35:60 36:1194 37:391 38:831 39:536 40:27 41:770 42:12 43:173 44:26 45:2775 46:634 47:84 49:12 50:265 51:355 52:1356 54:277 55:948 57:18 58:31 59:34 60:17 61:54 62:328 63:485 64:1404 65:770 66:1132 67:682 68:169 69:720 70:137 71:188 72:365 74:679 75:381 76:181 77:249 78:284 79:161 80:202 81:189 82:218 83:105 84:192 85:315 86:160 87:147 88:175 89:566 90:98 91:593 92:416 93:315 94:479 95:170 96:157 97:34 98:133 99:154 100:11 101:18 102:323 103:1151 104:651 105:88 106:3 107:189 108:307 109:252 110:24 111:1832 112:447 113:35 114:39 115:18 116:34 117:962 118:74 119:105 120:1103 121:36 122:76 123:19 124:57 125:19 128:340 129:270 130:519 131:837 132:528 133:196 134:339 135:80 136:382 137:436 138:810 139:383 140:588 141:331 142:705 143:683 144:334 145:66 146:471 147:393 148:586 149:454 150:288 151:543 152:538 153:116 154:505 155:632 156:440 157:292 158:314 159:556 160:609 161:505 162:651 163:271 164:656 165:386 166:163 167:411 168:1002 169:142 170:1189 171:69 172:924 173:616 174:91 175:46 176:262 177:984 178:219 179:595 180:54 181:893 182:37 183:831 184:195 185:2333 186:927 187:1219 188:516 189:1189 190:2659 191:266 192:3805 193:1311 194:865 195:575 196:446 197:569 198:1976 199:3817 200:2624 201:2331 202:1089 203:660 204:1685 205:1677 206:1155 207:1117 208:868 209:1326 210:349 211:441 212:695 213:577 214:1020 215:42 216:1657 217:269 218:526 219:38 220:30 221:300 222:20 223:635 End of report