IPv4 R&E Routing Table Report 18:35 GMT Sun 02 Oct, 2022 IPv4 BGP Table (Global) as seen at RENU. Report Website: https://bgp.nsrc.org/REN Detailed Analysis: https://bgp.nsrc.org/REN/RENU/ Analysis Summary ---------------- BGP routing table entries examined: 927887 Prefixes after maximum aggregation (per Origin AS): 343615 Deaggregation factor: 2.70 Unique aggregates announced (without unneeded subnets): 440494 Number of IPv4 prefixes with a valid ROA: 370884 Number of IPv4 prefixes with an invalid ROA: 3030 Number of IPv4 prefixes with no ROA: 553973 Total ASes present in the Internet Routing Table: 73802 Prefixes per ASN: 12.57 Origin-only ASes present in the Internet Routing Table: 63273 Origin ASes announcing only one prefix: 25518 Transit ASes present in the Internet Routing Table: 10529 Transit-only ASes present in the Internet Routing Table: 414 Paths with bogon ASNs present in the IPv4 Routing Table: 138 Average AS path length visible in the Internet Routing Table: 5.7 Max AS path length visible: 59 Max AS path prepend of ASN ( 37447) 57 Prefixes from unregistered ASNs in the Routing Table: 1114 Number of instances of unregistered ASNs: 1118 Number of 32-bit ASNs allocated by the RIRs: 40324 Number of 32-bit ASNs visible in the Routing Table: 33499 Prefixes from 32-bit ASNs in the Routing Table: 168111 Number of bogon 32-bit ASNs visible in the Routing Table: 57 Special use prefixes present in the Routing Table: 2 Prefixes being announced from unallocated address space: 509 Number of addresses announced to Internet: 3065240576 Equivalent to 182 /8s, 179 /16s and 220 /24s Percentage of available address space announced: 82.8 Percentage of allocated address space announced: 82.8 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: 319758 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 235080 Total APNIC prefixes after maximum aggregation: 67273 APNIC Deaggregation factor: 3.49 Prefixes being announced from the APNIC address blocks: 229996 Unique aggregates announced from the APNIC address blocks: 96570 APNIC Region origin ASes present in the Internet Routing Table: 12974 APNIC Prefixes per ASN: 17.73 APNIC Region origin ASes announcing only one prefix: 3734 APNIC Region transit ASes present in the Internet Routing Table: 1755 Average APNIC Region AS path length visible: 6.1 Max APNIC Region AS path length visible: 53 Number of APNIC region 32-bit ASNs visible in the Routing Table: 8240 Number of APNIC addresses announced to Internet: 773451008 Equivalent to 46 /8s, 25 /16s and 237 /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, 131072-151865 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: 267751 Total ARIN prefixes after maximum aggregation: 121654 ARIN Deaggregation factor: 2.20 Prefixes being announced from the ARIN address blocks: 268780 Unique aggregates announced from the ARIN address blocks: 128486 ARIN Region origin ASes present in the Internet Routing Table: 19077 ARIN Prefixes per ASN: 14.09 ARIN Region origin ASes announcing only one prefix: 6948 ARIN Region transit ASes present in the Internet Routing Table: 1951 Average ARIN Region AS path length visible: 5.4 Max ARIN Region AS path length visible: 35 Number of ARIN region 32-bit ASNs visible in the Routing Table: 4622 Number of ARIN addresses announced to Internet: 1290948352 Equivalent to 76 /8s, 242 /16s and 79 /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, 393216-401308 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: 264787 Total RIPE prefixes after maximum aggregation: 120264 RIPE Deaggregation factor: 2.20 Prefixes being announced from the RIPE address blocks: 261656 Unique aggregates announced from the RIPE address blocks: 153967 RIPE Region origin ASes present in the Internet Routing Table: 28232 RIPE Prefixes per ASN: 9.27 RIPE Region origin ASes announcing only one prefix: 12004 RIPE Region transit ASes present in the Internet Routing Table: 4020 Average RIPE Region AS path length visible: 5.5 Max RIPE Region AS path length visible: 36 Number of RIPE region 32-bit ASNs visible in the Routing Table: 10863 Number of RIPE addresses announced to Internet: 716551936 Equivalent to 42 /8s, 181 /16s and 183 /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 196608-213403 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: 126901 Total LACNIC prefixes after maximum aggregation: 27926 LACNIC Deaggregation factor: 4.54 Prefixes being announced from the LACNIC address blocks: 126429 Unique aggregates announced from the LACNIC address blocks: 49082 LACNIC Region origin ASes present in the Internet Routing Table: 10993 LACNIC Prefixes per ASN: 11.50 LACNIC Region origin ASes announcing only one prefix: 2280 LACNIC Region transit ASes present in the Internet Routing Table: 2263 Average LACNIC Region AS path length visible: 6.1 Max LACNIC Region AS path length visible: 56 Number of LACNIC region 32-bit ASNs visible in the Routing Table: 8749 Number of LACNIC addresses announced to Internet: 176100352 Equivalent to 10 /8s, 127 /16s and 20 /24s LACNIC AS Blocks 26592-26623, 27648-28671, 52224-53247, 61440-61951, 64099-64197, 262144-273820 + 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: 32254 Total AfriNIC prefixes after maximum aggregation: 5669 AfriNIC Deaggregation factor: 5.69 Prefixes being announced from the AfriNIC address blocks: 40517 Unique aggregates announced from the AfriNIC address blocks: 11961 AfriNIC Region origin ASes present in the Internet Routing Table: 1695 AfriNIC Prefixes per ASN: 23.90 AfriNIC Region origin ASes announcing only one prefix: 552 AfriNIC Region transit ASes present in the Internet Routing Table: 320 Average AfriNIC Region AS path length visible: 5.2 Max AfriNIC Region AS path length visible: 59 Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1025 Number of AfriNIC addresses announced to Internet: 107904000 Equivalent to 6 /8s, 110 /16s and 124 /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 9060 8883 47 CHINAMOBILE-CN China Mobile Communicati 7545 5924 786 698 TPG-INTERNET-AP TPG Telecom Limited, AU 7552 3588 1330 20 VIETEL-AS-AP Viettel Group, VN 7713 3514 1042 61 TELKOMNET-AS-AP PT Telekomunikasi Indon 45899 3471 1877 67 VNPT-AS-VN VNPT Corp, VN 9498 2459 499 239 BBIL-AP BHARTI Airtel Ltd., IN 24560 2232 851 411 AIRTELBROADBAND-AS-AP Bharti Airtel Ltd 4766 2222 11250 591 KIXS-AS-KR Korea Telecom, KR 45090 2187 1438 79 TENCENT-NET-AP Shenzhen Tencent Compute 4755 2131 425 216 TATACOMM-AS TATA Communications formerl Complete listing at https://bgp.nsrc.org/REN/RENU/data-ASnet-APNIC ARIN Region per AS prefix count summary --------------------------------------- ASN No of nets /20 equiv MaxAgg Description 16509 7330 10561 2803 AMAZON-02, US 11492 4548 301 624 CABLEONE, US 7155 3898 265 32 VIASAT-SP-BACKBONE, US 22773 3763 3047 339 ASN-CXA-ALL-CCI-22773-RDC, US 16625 3551 1850 2544 AKAMAI-AS, US 6327 3490 1319 64 SHAW, CA 749 3030 50696 2297 DNIC-AS-00749, US 30036 2597 367 302 MEDIACOM-ENTERPRISE-BUSINESS, US 396982 2545 3479 343 GOOGLE-CLOUD-PLATFORM, US 209 2346 4933 392 CENTURYLINK-US-LEGACY-QWEST, US Complete listing at https://bgp.nsrc.org/REN/RENU/data-ASnet-ARIN RIPE Region per AS prefix count summary --------------------------------------- ASN No of nets /20 equiv MaxAgg Description 12479 6888 1730 144 UNI2-AS, ES 9121 6779 1692 17 TTNET, TR 20940 4095 3394 194 AKAMAI-ASN1, NL 39891 4010 234 47 ALJAWWALSTC-AS, SA 8551 3990 374 38 BEZEQ-INTERNATIONAL-AS Bezeqint Interne 12389 2918 2290 912 ROSTELECOM-AS, RU 9009 2617 252 1344 M247, RO 6849 2550 339 20 UKRTELNET, UA 34984 2250 358 628 TELLCOM-AS, TR 47331 1985 312 1501 TTNET, TR Complete listing at https://bgp.nsrc.org/REN/RENU/data-ASnet-RIPE LACNIC Region per AS prefix count summary ----------------------------------------- ASN No of nets /20 equiv MaxAgg Description 8151 11028 3392 560 Uninet S.A. de C.V., MX 10620 3484 513 829 Telmex Colombia S.A., CO 11830 2302 369 64 Instituto Costarricense de Electricidad 13999 2040 333 529 Mega Cable, S.A. de C.V., MX 28573 1348 2328 264 Claro NXT Telecomunicacoes Ltda, BR 6503 1292 338 521 Axtel, S.A.B. de C.V., MX 3816 1279 712 148 COLOMBIA TELECOMUNICACIONES S.A. ESP, C 6147 1139 369 21 Telefonica del Peru S.A.A., PE 11664 1067 180 463 Techtel LMDS Comunicaciones Interactiva 26615 987 2466 43 TIM SA, BR Complete listing at https://bgp.nsrc.org/REN/RENU/data-ASnet-LACNIC AfriNIC Region per AS prefix count summary ------------------------------------------ ASN No of nets /20 equiv MaxAgg Description 37457 1625 326 59 Telkom-Internet, ZA 24863 1569 393 21 LINKdotNET-AS, EG 24835 1520 521 31 RAYA-AS, EG 36992 1349 1519 270 ETISALAT-MISR, EG 36903 1268 550 99 MT-MPLS, MA 29571 1006 68 32 ORANGE-COTE-IVOIRE, CI 36935 815 520 42 Vodafone-, EG 6713 611 1863 34 IAM-AS, MA 15399 500 51 33 WANANCHI-, KE 36914 494 82 3 KENET-AS, KE Complete listing at https://bgp.nsrc.org/REN/RENU/data-ASnet-AFRINIC Global Per AS prefix count summary ---------------------------------- ASN No of nets /20 equiv MaxAgg Description 8151 11028 3392 560 Uninet S.A. de C.V., MX 9808 9060 8883 47 CHINAMOBILE-CN China Mobile Communicati 16509 7330 10561 2803 AMAZON-02, US 12479 6888 1730 144 UNI2-AS, ES 9121 6779 1692 17 TTNET, TR 7545 5924 786 698 TPG-INTERNET-AP TPG Telecom Limited, AU 11492 4548 301 624 CABLEONE, US 20940 4095 3394 194 AKAMAI-ASN1, NL 39891 4010 234 47 ALJAWWALSTC-AS, SA 8551 3990 374 38 BEZEQ-INTERNATIONAL-AS Bezeqint Interne Complete listing at https://bgp.nsrc.org/REN/RENU/data-ASnet Global Per AS Maximum Aggregation summary ----------------------------------------- ASN No of nets Net Savings Description 9808 9060 9013 CHINAMOBILE-CN China Mobile Communications Grou 9121 6779 6762 TTNET, TR 12479 6888 6744 UNI2-AS, ES 7545 5924 5226 TPG-INTERNET-AP TPG Telecom Limited, AU 16509 7330 4527 AMAZON-02, US 39891 4010 3963 ALJAWWALSTC-AS, SA 8551 3990 3952 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo 11492 4548 3924 CABLEONE, US 20940 4095 3901 AKAMAI-ASN1, NL 7155 3898 3866 VIASAT-SP-BACKBONE, US Complete listing at https://bgp.nsrc.org/REN/RENU/data-CIDRnet List of Unregistered Origin ASNs (Global) ----------------------------------------- Bad AS Designation Net Originated Transit AS Transit AS Name 398083 UNALLOCATED 5.133.124.0/24 399587 UT, US 33123 UNALLOCATED 8.10.69.0/24 11168 SCC, US 25674 UNALLOCATED 8.12.76.0/24 3356 LEVEL3, US 25674 UNALLOCATED 8.14.115.0/24 3356 LEVEL3, US 12169 UNALLOCATED 8.15.207.0/24 32787 PROLEXIC-TECHNOLOGIES-DDOS-M 25674 UNALLOCATED 8.19.146.0/24 3356 LEVEL3, US 53775 UNALLOCATED 8.20.88.0/24 7029 WINDSTREAM, US 62828 UNALLOCATED 8.21.130.0/24 3356 LEVEL3, US 393266 UNALLOCATED 8.23.52.0/24 46887 LIGHTOWER, US 394936 UNALLOCATED 8.33.224.0/24 22442 HOU-PHONOSCOPE, US Complete listing at https://bgp.nsrc.org/REN/RENU/data-badAS Prefixes from the Special Purpose Address Registry (Global) ----------------------------------------------------------- Prefix Origin AS Description 192.88.99.0/24 6939 HURRICANE, US 198.51.100.0/24 29766 CHSPSC-29766, US Complete listing at https://bgp.nsrc.org/REN/RENU/data-spar Advertised Unallocated Addresses -------------------------------- Unassigned Network ASN Information AS Name 23.141.0.0/24 Origin: 395350 UNASSIGNED 23.141.0.0/24 Transit: 11426 TWC-11426-CAROLINAS, US 27.100.7.0/24 Origin: 56096 UNASSIGNED 27.100.7.0/24 Transit: 45455 TH-2S1N-AP Two S One N Co Ltd, Internet 41.57.124.0/22 Origin: 37442 UNASSIGNED 41.57.124.0/22 Transit: 37204 TELONE, ZW 41.57.124.0/23 Origin: 37442 UNASSIGNED 41.57.124.0/23 Transit: 37204 TELONE, ZW 41.57.124.0/24 Origin: 37442 UNASSIGNED 41.57.124.0/24 Transit: 37204 TELONE, ZW Complete listing at https://bgp.nsrc.org/REN/RENU/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 /8:16 /9:13 /10:38 /11:100 /12:296 /13:588 /14:1203 /15:2104 /16:13580 /17:8414 /18:14126 /19:25211 /20:43987 /21:53016 /22:110475 /23:100823 /24:553897 /25:0 /26:0 /27:0 /28:0 /29:0 /30:0 /31:0 /32:0 Advertised prefixes smaller than registry allocations ----------------------------------------------------- ASN No of nets Total ann. Description 9121 5924 6779 TTNET, TR 12479 5896 6888 UNI2-AS, ES 8151 4767 11028 Uninet S.A. de C.V., MX 11492 3471 4548 CABLEONE, US 8551 3454 3990 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo 6327 3299 3490 SHAW, CA 39891 3193 4010 ALJAWWALSTC-AS, SA 7155 2987 3898 VIASAT-SP-BACKBONE, US 22773 2790 3763 ASN-CXA-ALL-CCI-22773-RDC, US 6849 2402 2550 UKRTELNET, UA Complete listing at https://bgp.nsrc.org/REN/RENU/data-sXXas-nos Number of /24s announced per /8 block (Global) ---------------------------------------------- 1:1896 2:1035 3:166 4:7 5:4074 6:116 7:6 8:1600 9:1 11:173 12:1625 13:344 14:2364 15:266 16:67 17:361 18:333 20:242 21:4 22:188 23:5960 24:2494 25:6 27:2742 29:19 31:2454 32:96 34:7 35:89 36:1896 37:4512 38:3649 39:748 40:169 41:4412 42:1168 43:2277 44:295 45:17433 46:4222 47:378 49:1742 50:1942 51:243 52:1497 54:388 55:849 56:8 57:85 58:1790 59:1114 60:987 61:2411 62:2641 63:1930 64:5663 65:2330 66:4960 67:2991 68:1234 69:4207 70:1309 71:686 72:3047 74:2672 75:1488 76:590 77:2374 78:4035 79:3144 80:2058 81:1815 82:1519 83:1222 84:1427 85:3730 86:736 87:2009 88:2825 89:3459 90:545 91:7691 92:2050 93:2566 94:3593 95:4795 96:1334 97:345 98:1035 99:737 100:77 101:1300 102:2683 103:30390 104:4581 105:1721 106:887 107:2538 108:909 109:4338 110:2011 111:3277 112:2046 113:1518 114:1546 115:2134 116:1899 117:2500 118:2330 119:1839 120:1710 121:1035 122:2566 123:2141 124:1534 125:2127 128:1259 129:1067 130:984 131:2231 132:840 133:378 134:1898 135:336 136:864 137:896 138:2807 139:1513 140:1061 141:1486 142:1366 143:1491 144:1200 145:348 146:1870 147:1529 148:2247 149:1826 150:891 151:1115 152:1942 153:551 154:3910 155:1431 156:1694 157:1299 158:1047 159:2203 160:2618 161:1363 162:3536 163:1438 164:1727 165:1684 166:791 167:1732 168:4131 169:894 170:4950 171:856 172:3407 173:3123 174:1018 175:1183 176:3669 177:5927 178:3584 179:2604 180:2342 181:3342 182:3198 183:1919 184:2357 185:19970 186:5019 187:4510 188:4125 189:3845 190:9134 191:1773 192:11033 193:8760 194:7220 195:5137 196:3224 197:2855 198:6014 199:6073 200:8015 201:6022 202:10414 203:10222 204:4526 205:3479 206:3916 207:3432 208:4069 209:4787 210:4219 211:2341 212:4145 213:3584 214:1113 215:54 216:6477 217:2738 218:1270 219:410 220:2035 221:947 222:650 223:1988 End of report