IPv4 R&E Routing Table Report 18:35 GMT Tue 11 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: 928921 Prefixes after maximum aggregation (per Origin AS): 343771 Deaggregation factor: 2.70 Unique aggregates announced (without unneeded subnets): 440209 Number of IPv4 prefixes with a valid ROA: 371955 Number of IPv4 prefixes with an invalid ROA: 3144 Number of IPv4 prefixes with no ROA: 553822 Total ASes present in the Internet Routing Table: 73759 Prefixes per ASN: 12.59 Origin-only ASes present in the Internet Routing Table: 63223 Origin ASes announcing only one prefix: 25485 Transit ASes present in the Internet Routing Table: 10536 Transit-only ASes present in the Internet Routing Table: 411 Paths with bogon ASNs present in the IPv4 Routing Table: 119 Average AS path length visible in the Internet Routing Table: 5.6 Max AS path length visible: 59 Max AS path prepend of ASN ( 37447) 57 Prefixes from unregistered ASNs in the Routing Table: 1077 Number of instances of unregistered ASNs: 1080 Number of 32-bit ASNs allocated by the RIRs: 40366 Number of 32-bit ASNs visible in the Routing Table: 33499 Prefixes from 32-bit ASNs in the Routing Table: 168523 Number of bogon 32-bit ASNs visible in the Routing Table: 21 Special use prefixes present in the Routing Table: 2 Prefixes being announced from unallocated address space: 500 Number of addresses announced to Internet: 3065327104 Equivalent to 182 /8s, 181 /16s and 46 /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: 320507 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 235190 Total APNIC prefixes after maximum aggregation: 67360 APNIC Deaggregation factor: 3.49 Prefixes being announced from the APNIC address blocks: 230067 Unique aggregates announced from the APNIC address blocks: 96594 APNIC Region origin ASes present in the Internet Routing Table: 12991 APNIC Prefixes per ASN: 17.71 APNIC Region origin ASes announcing only one prefix: 3735 APNIC Region transit ASes present in the Internet Routing Table: 1762 Average APNIC Region AS path length visible: 6.0 Max APNIC Region AS path length visible: 28 Number of APNIC region 32-bit ASNs visible in the Routing Table: 8262 Number of APNIC addresses announced to Internet: 773389824 Equivalent to 46 /8s, 24 /16s and 254 /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: 268411 Total ARIN prefixes after maximum aggregation: 121641 ARIN Deaggregation factor: 2.21 Prefixes being announced from the ARIN address blocks: 269588 Unique aggregates announced from the ARIN address blocks: 128533 ARIN Region origin ASes present in the Internet Routing Table: 19087 ARIN Prefixes per ASN: 14.12 ARIN Region origin ASes announcing only one prefix: 6959 ARIN Region transit ASes present in the Internet Routing Table: 1949 Average ARIN Region AS path length visible: 5.3 Max ARIN Region AS path length visible: 37 Number of ARIN region 32-bit ASNs visible in the Routing Table: 4627 Number of ARIN addresses announced to Internet: 1290923520 Equivalent to 76 /8s, 241 /16s and 238 /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: 264958 Total RIPE prefixes after maximum aggregation: 120276 RIPE Deaggregation factor: 2.20 Prefixes being announced from the RIPE address blocks: 261728 Unique aggregates announced from the RIPE address blocks: 153898 RIPE Region origin ASes present in the Internet Routing Table: 28173 RIPE Prefixes per ASN: 9.29 RIPE Region origin ASes announcing only one prefix: 11962 RIPE Region transit ASes present in the Internet Routing Table: 4013 Average RIPE Region AS path length visible: 5.4 Max RIPE Region AS path length visible: 36 Number of RIPE region 32-bit ASNs visible in the Routing Table: 10838 Number of RIPE addresses announced to Internet: 716639232 Equivalent to 42 /8s, 183 /16s and 12 /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: 126641 Total LACNIC prefixes after maximum aggregation: 28000 LACNIC Deaggregation factor: 4.52 Prefixes being announced from the LACNIC address blocks: 126089 Unique aggregates announced from the LACNIC address blocks: 48872 LACNIC Region origin ASes present in the Internet Routing Table: 10988 LACNIC Prefixes per ASN: 11.48 LACNIC Region origin ASes announcing only one prefix: 2268 LACNIC Region transit ASes present in the Internet Routing Table: 2288 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: 8741 Number of LACNIC addresses announced to Internet: 175939584 Equivalent to 10 /8s, 124 /16s and 160 /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: 32644 Total AfriNIC prefixes after maximum aggregation: 5682 AfriNIC Deaggregation factor: 5.75 Prefixes being announced from the AfriNIC address blocks: 40949 Unique aggregates announced from the AfriNIC address blocks: 11891 AfriNIC Region origin ASes present in the Internet Routing Table: 1707 AfriNIC Prefixes per ASN: 23.99 AfriNIC Region origin ASes announcing only one prefix: 561 AfriNIC Region transit ASes present in the Internet Routing Table: 316 Average AfriNIC Region AS path length visible: 5.0 Max AfriNIC Region AS path length visible: 59 Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1031 Number of AfriNIC addresses announced to Internet: 108148736 Equivalent to 6 /8s, 114 /16s and 56 /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 9061 8883 47 CHINAMOBILE-CN China Mobile Communicati 7545 5928 786 695 TPG-INTERNET-AP TPG Telecom Limited, AU 7552 3588 1330 20 VIETEL-AS-AP Viettel Group, VN 7713 3520 1042 61 TELKOMNET-AS-AP PT Telekomunikasi Indon 45899 3471 1877 67 VNPT-AS-VN VNPT Corp, VN 9498 2459 499 237 BBIL-AP BHARTI Airtel Ltd., IN 4766 2283 11250 591 KIXS-AS-KR Korea Telecom, KR 24560 2233 851 413 AIRTELBROADBAND-AS-AP Bharti Airtel Ltd 45090 2194 1438 79 TENCENT-NET-AP Shenzhen Tencent Compute 4755 2134 425 218 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 7299 10554 2862 AMAZON-02, US 11492 4591 304 541 CABLEONE, US 7155 3898 265 32 VIASAT-SP-BACKBONE, US 22773 3776 3066 353 ASN-CXA-ALL-CCI-22773-RDC, US 16625 3554 1852 2545 AKAMAI-AS, US 6327 3498 1319 64 SHAW, CA 749 3028 50696 2295 DNIC-AS-00749, US 30036 2598 367 271 MEDIACOM-ENTERPRISE-BUSINESS, US 7018 2590 24156 1589 ATT-INTERNET4, US 396982 2552 3479 345 GOOGLE-CLOUD-PLATFORM, 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 6784 1692 17 TTNET, TR 20940 4113 3400 179 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 2619 252 1344 M247, RO 6849 2550 339 20 UKRTELNET, UA 34984 2252 358 626 TELLCOM-AS, TR 47331 1984 312 1500 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 10852 3336 594 Uninet S.A. de C.V., MX 10620 3476 510 840 Telmex Colombia S.A., CO 11830 2300 369 64 Instituto Costarricense de Electricidad 13999 2051 334 531 Mega Cable, S.A. de C.V., MX 28573 1350 2328 264 Claro NXT Telecomunicacoes Ltda, BR 6503 1292 338 521 Axtel, S.A.B. de C.V., MX 3816 1279 712 149 COLOMBIA TELECOMUNICACIONES S.A. ESP, C 6147 1147 369 22 Telefonica del Peru S.A.A., PE 11664 1071 180 462 Techtel LMDS Comunicaciones Interactiva 26615 986 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 1889 326 59 Telkom-Internet, ZA 24863 1570 393 21 LINKdotNET-AS, EG 24835 1520 521 31 RAYA-AS, EG 36992 1348 1519 270 ETISALAT-MISR, EG 36903 1268 550 99 MT-MPLS, MA 29571 1015 68 32 ORANGE-COTE-IVOIRE, CI 36935 815 520 42 Vodafone-, EG 6713 611 1863 34 IAM-AS, MA 15399 502 51 33 WANANCHI-, KE 36914 491 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 10852 3336 594 Uninet S.A. de C.V., MX 9808 9061 8883 47 CHINAMOBILE-CN China Mobile Communicati 16509 7299 10554 2862 AMAZON-02, US 12479 6888 1730 144 UNI2-AS, ES 9121 6784 1692 17 TTNET, TR 7545 5928 786 695 TPG-INTERNET-AP TPG Telecom Limited, AU 11492 4591 304 541 CABLEONE, US 20940 4113 3400 179 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 9061 9014 CHINAMOBILE-CN China Mobile Communications Grou 9121 6784 6767 TTNET, TR 12479 6888 6744 UNI2-AS, ES 7545 5928 5233 TPG-INTERNET-AP TPG Telecom Limited, AU 16509 7299 4437 AMAZON-02, US 11492 4591 4050 CABLEONE, US 39891 4010 3963 ALJAWWALSTC-AS, SA 8551 3990 3952 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo 20940 4113 3934 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 65000 PRIVATE 5.227.24.0/22 8580 SANDY MTS Nizhniy Novgorod, 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 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 1103 SURFNET-NL SURFnet, The Netherlands, NL 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 /15:2103 /16:13591 /17:8429 /18:14118 /19:25209 /20:44029 /21:52897 /22:110436 /23:100794 /24:555061 /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 5930 6784 TTNET, TR 12479 5897 6888 UNI2-AS, ES 8151 4741 10852 Uninet S.A. de C.V., MX 11492 3499 4591 CABLEONE, US 8551 3454 3990 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo 6327 3307 3498 SHAW, CA 39891 3193 4010 ALJAWWALSTC-AS, SA 7155 2987 3898 VIASAT-SP-BACKBONE, US 22773 2785 3776 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) ---------------------------------------------- 1:1901 2:1041 3:166 4:7 5:4127 6:116 7:6 8:1595 9:1 11:173 12:1622 13:338 14:2370 15:267 16:68 17:362 18:329 20:243 21:4 22:188 23:5967 24:2504 25:6 27:2746 29:19 31:2467 32:96 34:7 35:90 36:1898 37:4527 38:3694 39:756 40:169 41:4430 42:1169 43:2302 44:297 45:17476 46:4241 47:385 49:1730 50:1945 51:243 52:1490 54:387 55:850 56:8 57:86 58:1788 59:1114 60:990 61:2414 62:2641 63:1931 64:5656 65:2332 66:4964 67:3001 68:1339 69:4208 70:1310 71:686 72:3050 74:2677 75:1483 76:593 77:2350 78:3997 79:3148 80:2056 81:1826 82:1519 83:1228 84:1415 85:3742 86:730 87:2008 88:2827 89:3485 90:545 91:7681 92:2058 93:2559 94:3589 95:4806 96:1344 97:345 98:1170 99:736 100:78 101:1300 102:2699 103:30420 104:4568 105:1985 106:888 107:2536 108:910 109:4360 110:2002 111:3279 112:2050 113:1516 114:1547 115:2142 116:1902 117:2489 118:2331 119:1860 120:1711 121:1036 122:2567 123:2148 124:1510 125:2128 128:1274 129:1041 130:989 131:2229 132:830 133:377 134:1905 135:334 136:879 137:901 138:2826 139:1521 140:1119 141:1495 142:1387 143:1497 144:1204 145:348 146:1869 147:1550 148:2249 149:1816 150:893 151:1124 152:1953 153:551 154:3943 155:1429 156:1701 157:1311 158:1053 159:2188 160:2636 161:1366 162:3545 163:1454 164:1730 165:1707 166:780 167:1732 168:4133 169:905 170:4936 171:854 172:3444 173:3128 174:1017 175:1173 176:3653 177:5910 178:3592 179:2548 180:2342 181:3342 182:3204 183:1920 184:2355 185:19947 186:5064 187:4507 188:4145 189:3815 190:9134 191:1770 192:11041 193:8770 194:7217 195:5143 196:3220 197:2899 198:6032 199:6070 200:8020 201:6057 202:10385 203:10228 204:4531 205:3501 206:3923 207:3434 208:4097 209:4801 210:4194 211:2342 212:4079 213:3586 214:1116 215:53 216:6525 217:2722 218:1273 219:410 220:2043 221:925 222:650 223:1988 End of report