IPv4 R&E Routing Table Report 20:15 GMT Thu 15 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: 243688 Prefixes after maximum aggregation (per Origin AS): 110835 Deaggregation factor: 2.20 Unique aggregates announced (without unneeded subnets): 132009 Number of IPv4 prefixes with a valid ROA: 100064 Number of IPv4 prefixes with an invalid ROA: 23 Number of IPv4 prefixes with no ROA: 143601 Total ASes present in the Internet Routing Table: 20467 Prefixes per ASN: 11.91 Origin-only ASes present in the Internet Routing Table: 17597 Origin ASes announcing only one prefix: 7907 Transit ASes present in the Internet Routing Table: 2870 Transit-only ASes present in the Internet Routing Table: 739 Paths with bogon ASNs present in the IPv4 Routing Table: 3 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: 335 Number of instances of unregistered ASNs: 336 Number of 32-bit ASNs allocated by the RIRs: 45179 Number of 32-bit ASNs visible in the Routing Table: 7897 Prefixes from 32-bit ASNs in the Routing Table: 28208 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: 149 Number of addresses announced to Internet: 1504378525 Equivalent to 89 /8s, 170 /16s and 254 /24s Percentage of available address space announced: 40.6 Percentage of allocated address space announced: 40.6 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: 74815 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 31629 Total APNIC prefixes after maximum aggregation: 7913 APNIC Deaggregation factor: 4.00 Prefixes being announced from the APNIC address blocks: 30991 Unique aggregates announced from the APNIC address blocks: 9130 APNIC Region origin ASes present in the Internet Routing Table: 1268 APNIC Prefixes per ASN: 24.44 APNIC Region origin ASes announcing only one prefix: 514 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: 17 Number of APNIC region 32-bit ASNs visible in the Routing Table: 581 Number of APNIC addresses announced to Internet: 200735084 Equivalent to 11 /8s, 246 /16s and 249 /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: 111486 Total ARIN prefixes after maximum aggregation: 60079 ARIN Deaggregation factor: 1.86 Prefixes being announced from the ARIN address blocks: 110528 Unique aggregates announced from the ARIN address blocks: 62067 ARIN Region origin ASes present in the Internet Routing Table: 8992 ARIN Prefixes per ASN: 12.29 ARIN Region origin ASes announcing only one prefix: 3744 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: 1951 Number of ARIN addresses announced to Internet: 871468129 Equivalent to 51 /8s, 241 /16s and 140 /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: 47081 Total RIPE prefixes after maximum aggregation: 26109 RIPE Deaggregation factor: 1.80 Prefixes being announced from the RIPE address blocks: 47509 Unique aggregates announced from the RIPE address blocks: 35423 RIPE Region origin ASes present in the Internet Routing Table: 4756 RIPE Prefixes per ASN: 9.99 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: 1857 Number of RIPE addresses announced to Internet: 298774224 Equivalent to 17 /8s, 206 /16s and 238 /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: 43761 Total LACNIC prefixes after maximum aggregation: 13781 LACNIC Deaggregation factor: 3.18 Prefixes being announced from the LACNIC address blocks: 42995 Unique aggregates announced from the LACNIC address blocks: 20556 LACNIC Region origin ASes present in the Internet Routing Table: 4262 LACNIC Prefixes per ASN: 10.09 LACNIC Region origin ASes announcing only one prefix: 1451 LACNIC Region transit ASes present in the Internet Routing Table: 882 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: 3359 Number of LACNIC addresses announced to Internet: 92943104 Equivalent to 5 /8s, 138 /16s and 51 /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: 9396 Total AfriNIC prefixes after maximum aggregation: 2718 AfriNIC Deaggregation factor: 3.46 Prefixes being announced from the AfriNIC address blocks: 11516 Unique aggregates announced from the AfriNIC address blocks: 4711 AfriNIC Region origin ASes present in the Internet Routing Table: 305 AfriNIC Prefixes per ASN: 37.76 AfriNIC Region origin ASes announcing only one prefix: 131 AfriNIC Region transit ASes present in the Internet Routing Table: 85 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: 149 Number of AfriNIC addresses announced to Internet: 40378624 Equivalent to 2 /8s, 104 /16s and 33 /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 9711 8746 75 CHINAMOBILE-CN China Mobile Communication 56046 1548 788 173 CMNET-JIANGSU-AP China Mobile communicati 56047 1511 192 48 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 17676 599 10607 150 GIGAINFRA SoftBank Corp., JP 2907 597 2169 464 SINET-AS Research Organization of Informa 55410 518 47 173 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 10496 11602 3801 AMAZON-02, US 749 3255 54897 2507 DNIC-AS-00749, US 7018 2899 23671 1819 ATT-INTERNET4, US 367 2522 3076 1191 DNIC-ASBLK-00306-00371, US 4155 2056 132 1334 USDA-1, US 22773 1862 2028 638 ASN-CXA-ALL-CCI-22773-RDC, US 6167 1793 3364 426 CELLCO-PART, US 209 1688 4897 307 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 1287 103 1054 AKAMAI-ASN1, NL 3257 983 2082 780 GTT-BACKBONE GTT, US 3215 896 4814 290 France Telecom - Orange, FR 8452 844 1841 12 TE-AS TE-AS, EG 39891 800 50 18 ALJAWWALSTC-AS, SA 8376 732 59 24 Jordan Data Communications, JO 34984 709 83 447 TELLCOM-AS, TR 212238 563 41 493 CDNEXT, GB 51167 554 106 242 CONTABO, DE 3320 548 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 5109 1546 728 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 1062 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 538 2893 68 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 1302 388 22 LINKdotNET-AS, EG 29571 1010 69 311 ORANGE-COTE-IVOIRE, CI 24835 960 415 140 RAYA-AS, EG 36992 820 1037 347 ETISALAT-MISR, EG 36935 681 125 176 Vodafone-, EG 36914 532 82 3 KENET-AS, KE 36903 419 189 298 MT-MPLS, MA 2018 377 319 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 10496 11602 3801 AMAZON-02, US 9808 9711 8746 75 CHINAMOBILE-CN China Mobile Communication 8151 5109 1546 728 UNINET, MX 749 3255 54897 2507 DNIC-AS-00749, US 7018 2899 23671 1819 ATT-INTERNET4, US 367 2522 3076 1191 DNIC-ASBLK-00306-00371, US 4155 2056 132 1334 USDA-1, US 11830 2007 369 64 Instituto Costarricense de Electricidad y 22773 1862 2028 638 ASN-CXA-ALL-CCI-22773-RDC, US 6167 1793 3364 426 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 9711 9636 CHINAMOBILE-CN China Mobile Communications Grou 8151 5109 4381 UNINET, MX 11830 2007 1943 Instituto Costarricense de Electricidad y Telec 56047 1511 1463 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 1548 1375 CMNET-JIANGSU-AP China Mobile communications co 6167 1793 1367 CELLCO-PART, US 367 2522 1331 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 /13:194 /14:523 /15:1030 /16:7127 /17:3339 /18:3883 /19:7293 /20:11381 /21:14401 /22:26704 /23:26117 /24:141289 /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 2572 5109 UNINET, MX 16509 2132 10496 AMAZON-02, US 11830 1704 2007 Instituto Costarricense de Electricidad y Telecom., CR 22773 1402 1862 ASN-CXA-ALL-CCI-22773-RDC, US 7018 1312 2899 ATT-INTERNET4, US 209 954 1688 CENTURYLINK-US-LEGACY-QWEST, US 6167 887 1793 CELLCO-PART, US 10620 832 1383 Telmex Colombia S.A., CO 19901 809 959 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) ---------------------------------------------- 1:43 2:300 3:410 4:5 5:671 6:148 7:5 8:704 11:171 12:1023 13:301 14:111 15:289 16:226 17:6 18:827 20:100 21:4 22:188 23:2070 24:653 25:2 27:37 29:19 31:371 32:26 34:11 35:70 36:1196 37:666 38:1417 39:538 40:53 41:1179 42:171 43:199 44:44 45:3758 46:855 47:96 49:19 50:335 51:372 52:1365 54:275 55:948 56:8 57:17 58:6 59:33 60:17 61:50 62:468 63:789 64:1711 65:1072 66:1424 67:845 68:499 69:1069 70:313 71:206 72:563 74:914 75:413 76:227 77:326 78:324 79:217 80:314 81:373 82:307 83:179 84:351 85:465 86:217 87:199 88:251 89:853 90:98 91:1025 92:564 93:451 94:645 95:290 96:215 97:57 98:386 99:160 100:12 101:20 102:373 103:1343 104:934 105:160 106:3 107:814 108:436 109:396 110:21 111:1841 112:457 113:42 114:48 115:25 116:45 117:962 118:209 119:130 120:1104 121:37 122:196 123:197 124:73 125:18 128:483 129:322 130:629 131:948 132:576 133:195 134:462 135:107 136:448 137:532 138:983 139:460 140:660 141:456 142:801 143:766 144:409 145:79 146:593 147:471 148:722 149:657 150:309 151:614 152:675 153:136 154:670 155:735 156:733 157:366 158:434 159:682 160:919 161:668 162:881 163:400 164:733 165:809 166:581 167:657 168:1309 169:166 170:1559 171:105 172:1153 173:777 174:154 175:59 176:641 177:1202 178:429 179:782 180:67 181:1555 182:43 183:831 184:329 185:3258 186:1773 187:1036 188:706 189:1325 190:3996 191:438 192:4760 193:1898 194:1377 195:990 196:861 197:692 198:2465 199:4421 200:3395 201:3120 202:1142 203:695 204:2060 205:1949 206:1569 207:1380 208:1185 209:1773 210:349 211:441 212:985 213:763 214:1019 215:43 216:2393 217:474 218:530 219:38 220:33 221:300 222:6 223:645 End of report