IPv4 R&E Routing Table Report 20:15 GMT Tue 06 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: 243026 Prefixes after maximum aggregation (per Origin AS): 109967 Deaggregation factor: 2.21 Unique aggregates announced (without unneeded subnets): 131198 Number of IPv4 prefixes with a valid ROA: 99219 Number of IPv4 prefixes with an invalid ROA: 26 Number of IPv4 prefixes with no ROA: 143781 Total ASes present in the Internet Routing Table: 20384 Prefixes per ASN: 11.92 Origin-only ASes present in the Internet Routing Table: 17551 Origin ASes announcing only one prefix: 7874 Transit ASes present in the Internet Routing Table: 2833 Transit-only ASes present in the Internet Routing Table: 713 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: 334 Number of instances of unregistered ASNs: 335 Number of 32-bit ASNs allocated by the RIRs: 45104 Number of 32-bit ASNs visible in the Routing Table: 7831 Prefixes from 32-bit ASNs in the Routing Table: 27810 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: 141 Number of addresses announced to Internet: 1500608669 Equivalent to 89 /8s, 113 /16s and 120 /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: 74769 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 31232 Total APNIC prefixes after maximum aggregation: 7727 APNIC Deaggregation factor: 4.04 Prefixes being announced from the APNIC address blocks: 30739 Unique aggregates announced from the APNIC address blocks: 9088 APNIC Region origin ASes present in the Internet Routing Table: 1281 APNIC Prefixes per ASN: 24.00 APNIC Region origin ASes announcing only one prefix: 514 APNIC Region transit ASes present in the Internet Routing Table: 221 Average APNIC Region AS path length visible: 7.2 Max APNIC Region AS path length visible: 21 Number of APNIC region 32-bit ASNs visible in the Routing Table: 581 Number of APNIC addresses announced to Internet: 202878316 Equivalent to 12 /8s, 23 /16s and 173 /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: 110930 Total ARIN prefixes after maximum aggregation: 59655 ARIN Deaggregation factor: 1.86 Prefixes being announced from the ARIN address blocks: 110052 Unique aggregates announced from the ARIN address blocks: 61687 ARIN Region origin ASes present in the Internet Routing Table: 8972 ARIN Prefixes per ASN: 12.27 ARIN Region origin ASes announcing only one prefix: 3730 ARIN Region transit ASes present in the Internet Routing Table: 812 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: 1945 Number of ARIN addresses announced to Internet: 871906401 Equivalent to 51 /8s, 248 /16s and 60 /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: 47171 Total RIPE prefixes after maximum aggregation: 25998 RIPE Deaggregation factor: 1.81 Prefixes being announced from the RIPE address blocks: 47416 Unique aggregates announced from the RIPE address blocks: 35102 RIPE Region origin ASes present in the Internet Routing Table: 4773 RIPE Prefixes per ASN: 9.93 RIPE Region origin ASes announcing only one prefix: 2076 RIPE Region transit ASes present in the Internet Routing Table: 703 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: 1861 Number of RIPE addresses announced to Internet: 290634192 Equivalent to 17 /8s, 82 /16s and 185 /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: 43907 Total LACNIC prefixes after maximum aggregation: 13554 LACNIC Deaggregation factor: 3.24 Prefixes being announced from the LACNIC address blocks: 43185 Unique aggregates announced from the LACNIC address blocks: 20460 LACNIC Region origin ASes present in the Internet Routing Table: 4184 LACNIC Prefixes per ASN: 10.32 LACNIC Region origin ASes announcing only one prefix: 1424 LACNIC Region transit ASes present in the Internet Routing Table: 875 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: 3291 Number of LACNIC addresses announced to Internet: 94140672 Equivalent to 5 /8s, 156 /16s and 121 /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: 9452 Total AfriNIC prefixes after maximum aggregation: 2794 AfriNIC Deaggregation factor: 3.38 Prefixes being announced from the AfriNIC address blocks: 11493 Unique aggregates announced from the AfriNIC address blocks: 4747 AfriNIC Region origin ASes present in the Internet Routing Table: 314 AfriNIC Prefixes per ASN: 36.60 AfriNIC Region origin ASes announcing only one prefix: 130 AfriNIC Region transit ASes present in the Internet Routing Table: 83 Average AfriNIC Region AS path length visible: 5.9 Max AfriNIC Region AS path length visible: 28 Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 153 Number of AfriNIC addresses announced to Internet: 40971776 Equivalent to 2 /8s, 113 /16s and 46 /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 9687 8746 74 CHINAMOBILE-CN China Mobile Communication 56047 1509 192 48 CMNET-HUNAN-AP China Mobile communication 56046 1508 876 118 CMNET-JIANGSU-AP China Mobile communicati 56041 1468 714 73 CMNET-ZHEJIANG-AP China Mobile communicat 24547 805 176 48 CMNET-V4HEBEI-AS-AP Hebei Mobile Communic 24444 769 501 72 CMNET-V4SHANDONG-AS-AP Shandong Mobile Co 17676 602 10607 150 GIGAINFRA SoftBank Corp., JP 2907 601 2162 465 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 10474 11582 3687 AMAZON-02, US 749 3257 54898 2509 DNIC-AS-00749, US 7018 2910 23676 1822 ATT-INTERNET4, US 367 2565 3142 1197 DNIC-ASBLK-00306-00371, US 4155 2039 131 1329 USDA-1, US 22773 1861 2028 639 ASN-CXA-ALL-CCI-22773-RDC, US 6167 1787 3321 431 CELLCO-PART, US 209 1692 4898 309 CENTURYLINK-US-LEGACY-QWEST, US 11776 1590 222 274 ATLANTICBB-JOHNSTOWN, US 20057 1383 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 1332 106 1083 AKAMAI-ASN1, NL 3257 981 2082 779 GTT-BACKBONE GTT, US 8452 945 1841 12 TE-AS TE-AS, EG 3215 897 4814 291 France Telecom - Orange, FR 39891 800 50 18 ALJAWWALSTC-AS, SA 8376 718 60 25 Jordan Data Communications, JO 34984 682 82 432 TELLCOM-AS, TR 212238 569 41 499 CDNEXT, GB 51167 554 106 242 CONTABO, DE 3320 550 8319 461 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 5719 1727 709 UNINET, MX 11830 2005 369 64 Instituto Costarricense de Electricidad y 10620 1383 197 1027 Telmex Colombia S.A., CO 3816 1316 769 197 COLOMBIA TELECOMUNICACIONES S.A. ESP, CO 26615 1084 2503 53 TIM SA, BR 6147 1039 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 539 2895 73 TELEFONICA BRASIL S.A, BR 13999 532 72 230 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 1300 388 22 LINKdotNET-AS, EG 29571 997 68 305 ORANGE-COTE-IVOIRE, CI 24835 966 416 140 RAYA-AS, EG 36992 791 1003 346 ETISALAT-MISR, EG 36935 677 124 176 Vodafone-, EG 36914 521 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 179 655 122 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 10474 11582 3687 AMAZON-02, US 9808 9687 8746 74 CHINAMOBILE-CN China Mobile Communication 8151 5719 1727 709 UNINET, MX 749 3257 54898 2509 DNIC-AS-00749, US 7018 2910 23676 1822 ATT-INTERNET4, US 367 2565 3142 1197 DNIC-ASBLK-00306-00371, US 4155 2039 131 1329 USDA-1, US 11830 2005 369 64 Instituto Costarricense de Electricidad y 22773 1861 2028 639 ASN-CXA-ALL-CCI-22773-RDC, US 6167 1787 3321 431 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 9687 9613 CHINAMOBILE-CN China Mobile Communications Grou 8151 5719 5010 UNINET, MX 11830 2005 1941 Instituto Costarricense de Electricidad y Telec 56047 1509 1461 CMNET-HUNAN-AP China Mobile communications corp 56041 1468 1395 CMNET-ZHEJIANG-AP China Mobile communications c 56046 1508 1390 CMNET-JIANGSU-AP China Mobile communications co 209 1692 1383 CENTURYLINK-US-LEGACY-QWEST, US 367 2565 1368 DNIC-ASBLK-00306-00371, US 6167 1787 1356 CELLCO-PART, 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 /11:40 /12:138 /13:192 /14:521 /15:1032 /16:7109 /17:3410 /18:3892 /19:7430 /20:11352 /21:14488 /22:26768 /23:26043 /24:140387 /25:39 /26:50 /27:33 /28:19 /29:16 /30:11 /31:0 /32:4 Advertised prefixes smaller than registry allocations ----------------------------------------------------- ASN No of nets Total ann. Description 8151 2858 5719 UNINET, MX 16509 2152 10474 AMAZON-02, US 11830 1702 2005 Instituto Costarricense de Electricidad y Telecom., CR 22773 1401 1861 ASN-CXA-ALL-CCI-22773-RDC, US 7018 1327 2910 ATT-INTERNET4, US 209 957 1692 CENTURYLINK-US-LEGACY-QWEST, US 6167 879 1787 CELLCO-PART, US 10620 832 1383 Telmex Colombia S.A., CO 19901 801 950 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) ---------------------------------------------- 1:18 2:300 3:389 4:5 5:628 6:148 7:5 8:697 11:171 12:1028 13:311 14:109 15:290 16:225 17:6 18:829 20:193 21:4 22:188 23:2068 24:646 25:2 27:39 29:19 31:356 32:26 34:10 35:66 36:1196 37:692 38:1352 39:536 40:54 41:1131 42:126 43:189 44:39 45:3724 46:855 47:89 49:19 50:331 51:373 52:1364 54:277 55:947 56:8 57:19 58:31 59:34 60:17 61:55 62:494 63:788 64:1687 65:1042 66:1434 67:875 68:502 69:1032 70:322 71:209 72:539 74:889 75:412 76:220 77:371 78:326 79:223 80:347 81:363 82:329 83:178 84:340 85:470 86:206 87:199 88:257 89:830 90:101 91:1019 92:538 93:439 94:638 95:263 96:220 97:59 98:387 99:163 100:12 101:21 102:397 103:1343 104:914 105:159 106:3 107:803 108:434 109:399 110:24 111:1835 112:457 113:38 114:47 115:30 116:42 117:964 118:88 119:115 120:1107 121:37 122:86 123:77 124:58 125:20 128:479 129:325 130:614 131:953 132:567 133:196 134:443 135:120 136:444 137:532 138:999 139:464 140:645 141:403 142:799 143:758 144:408 145:79 146:598 147:486 148:727 149:641 150:321 151:598 152:675 153:137 154:682 155:743 156:735 157:367 158:427 159:665 160:918 161:658 162:875 163:407 164:732 165:768 166:580 167:636 168:1316 169:163 170:1535 171:106 172:1138 173:769 174:149 175:49 176:646 177:1193 178:417 179:779 180:67 181:1465 182:42 183:832 184:334 185:3314 186:1735 187:1194 188:702 189:1396 190:3953 191:421 192:4757 193:1941 194:1408 195:981 196:779 197:700 198:2468 199:4405 200:3339 201:3132 202:1150 203:705 204:2070 205:1941 206:1530 207:1376 208:1174 209:1764 210:354 211:443 212:980 213:769 214:1018 215:42 216:2377 217:456 218:527 219:38 220:30 221:300 222:20 223:639 End of report