IPv4 R&E Routing Table Report 18:35 GMT Wed 14 Dec, 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: 934881 Prefixes after maximum aggregation (per Origin AS): 346831 Deaggregation factor: 2.70 Unique aggregates announced (without unneeded subnets): 443436 Number of IPv4 prefixes with a valid ROA: 383607 Number of IPv4 prefixes with an invalid ROA: 2703 Number of IPv4 prefixes with no ROA: 548571 Total ASes present in the Internet Routing Table: 73940 Prefixes per ASN: 12.64 Origin-only ASes present in the Internet Routing Table: 63823 Origin ASes announcing only one prefix: 25581 Transit ASes present in the Internet Routing Table: 10117 Transit-only ASes present in the Internet Routing Table: 407 Paths with bogon ASNs present in the IPv4 Routing Table: 126 Average AS path length visible in the Internet Routing Table: 5.8 Max AS path length visible: 66 Max AS path prepend of ASN ( 37447) 64 Prefixes from unregistered ASNs in the Routing Table: 1045 Number of instances of unregistered ASNs: 1045 Number of 32-bit ASNs allocated by the RIRs: 40883 Number of 32-bit ASNs visible in the Routing Table: 33875 Prefixes from 32-bit ASNs in the Routing Table: 172351 Number of bogon 32-bit ASNs visible in the Routing Table: 18 Special use prefixes present in the Routing Table: 2 Prefixes being announced from unallocated address space: 523 Number of addresses announced to Internet: 3061733376 Equivalent to 182 /8s, 126 /16s and 88 /24s Percentage of available address space announced: 82.7 Percentage of allocated address space announced: 82.7 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: 323126 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 236364 Total APNIC prefixes after maximum aggregation: 67986 APNIC Deaggregation factor: 3.48 Prefixes being announced from the APNIC address blocks: 231293 Unique aggregates announced from the APNIC address blocks: 97353 APNIC Region origin ASes present in the Internet Routing Table: 13129 APNIC Prefixes per ASN: 17.62 APNIC Region origin ASes announcing only one prefix: 3831 APNIC Region transit ASes present in the Internet Routing Table: 1721 Average APNIC Region AS path length visible: 6.1 Max APNIC Region AS path length visible: 29 Number of APNIC region 32-bit ASNs visible in the Routing Table: 8410 Number of APNIC addresses announced to Internet: 773242368 Equivalent to 46 /8s, 22 /16s and 190 /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: 269549 Total ARIN prefixes after maximum aggregation: 121956 ARIN Deaggregation factor: 2.21 Prefixes being announced from the ARIN address blocks: 271139 Unique aggregates announced from the ARIN address blocks: 129377 ARIN Region origin ASes present in the Internet Routing Table: 19062 ARIN Prefixes per ASN: 14.22 ARIN Region origin ASes announcing only one prefix: 6982 ARIN Region transit ASes present in the Internet Routing Table: 1850 Average ARIN Region AS path length visible: 5.7 Max ARIN Region AS path length visible: 38 Number of ARIN region 32-bit ASNs visible in the Routing Table: 4701 Number of ARIN addresses announced to Internet: 1288216320 Equivalent to 76 /8s, 200 /16s and 159 /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: 267094 Total RIPE prefixes after maximum aggregation: 122039 RIPE Deaggregation factor: 2.19 Prefixes being announced from the RIPE address blocks: 263779 Unique aggregates announced from the RIPE address blocks: 155507 RIPE Region origin ASes present in the Internet Routing Table: 28208 RIPE Prefixes per ASN: 9.35 RIPE Region origin ASes announcing only one prefix: 11965 RIPE Region transit ASes present in the Internet Routing Table: 3824 Average RIPE Region AS path length visible: 5.7 Max RIPE Region AS path length visible: 30 Number of RIPE region 32-bit ASNs visible in the Routing Table: 10933 Number of RIPE addresses announced to Internet: 716134656 Equivalent to 42 /8s, 175 /16s and 89 /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: 128131 Total LACNIC prefixes after maximum aggregation: 28291 LACNIC Deaggregation factor: 4.53 Prefixes being announced from the LACNIC address blocks: 127355 Unique aggregates announced from the LACNIC address blocks: 48765 LACNIC Region origin ASes present in the Internet Routing Table: 11008 LACNIC Prefixes per ASN: 11.57 LACNIC Region origin ASes announcing only one prefix: 2249 LACNIC Region transit ASes present in the Internet Routing Table: 2240 Average LACNIC Region AS path length visible: 6.2 Max LACNIC Region AS path length visible: 57 Number of LACNIC region 32-bit ASNs visible in the Routing Table: 8772 Number of LACNIC addresses announced to Internet: 175318528 Equivalent to 10 /8s, 115 /16s and 38 /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: 32698 Total AfriNIC prefixes after maximum aggregation: 5770 AfriNIC Deaggregation factor: 5.67 Prefixes being announced from the AfriNIC address blocks: 40792 Unique aggregates announced from the AfriNIC address blocks: 12002 AfriNIC Region origin ASes present in the Internet Routing Table: 1725 AfriNIC Prefixes per ASN: 23.65 AfriNIC Region origin ASes announcing only one prefix: 554 AfriNIC Region transit ASes present in the Internet Routing Table: 331 Average AfriNIC Region AS path length visible: 5.3 Max AfriNIC Region AS path length visible: 66 Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1059 Number of AfriNIC addresses announced to Internet: 108523776 Equivalent to 6 /8s, 119 /16s and 241 /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 9153 8883 47 CHINAMOBILE-CN China Mobile Communicati 7545 5937 786 692 TPG-INTERNET-AP TPG Telecom Limited, AU 7552 3625 1331 21 VIETEL-AS-AP Viettel Group, VN 7713 3516 1043 63 TELKOMNET-AS-AP PT Telekomunikasi Indon 45899 3377 1874 94 VNPT-AS-VN VNPT Corp, VN 9498 2599 499 237 BBIL-AP BHARTI Airtel Ltd., IN 24560 2318 848 428 AIRTELBROADBAND-AS-AP Bharti Airtel Ltd 4766 2288 11250 593 KIXS-AS-KR Korea Telecom, KR 45090 2180 1438 79 TENCENT-NET-AP Shenzhen Tencent Compute 4755 2164 440 215 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 7755 10640 2902 AMAZON-02, US 11492 4547 301 573 CABLEONE, US 7155 3894 265 33 VIASAT-SP-BACKBONE, US 22773 3708 3067 333 ASN-CXA-ALL-CCI-22773-RDC, US 6327 3520 1320 63 SHAW, CA 16625 3483 1814 2514 AKAMAI-AS, US 749 3028 50577 2295 DNIC-AS-00749, US 7018 2604 24129 1574 ATT-INTERNET4, US 396982 2570 3483 365 GOOGLE-CLOUD-PLATFORM, US 30036 2563 368 384 MEDIACOM-ENTERPRISE-BUSINESS, 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 6943 1706 146 UNI2-AS, ES 9121 6134 1692 17 TTNET, TR 39891 4486 264 55 ALJAWWALSTC-AS, SA 20940 4075 3400 177 AKAMAI-ASN1, NL 8551 3697 374 38 BEZEQ-INTERNATIONAL-AS Bezeqint Interne 12389 2919 2290 906 ROSTELECOM-AS, RU 47331 2816 422 2118 TTNET, TR 9009 2655 252 1361 M247, RO 6849 2256 339 20 UKRTELNET, UA 34984 2252 358 609 TELLCOM-AS, 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 10875 3338 594 Uninet S.A. de C.V., MX 10620 3465 507 851 Telmex Colombia S.A., CO 11830 2262 369 64 Instituto Costarricense de Electricidad 13999 2180 360 571 Mega Cable, S.A. de C.V., MX 28573 1339 2327 257 Claro NXT Telecomunicacoes Ltda, BR 6503 1295 339 523 Axtel, S.A.B. de C.V., MX 3816 1291 740 156 COLOMBIA TELECOMUNICACIONES S.A. ESP, C 6147 1154 370 22 Telefonica del Peru S.A.A., PE 11664 1137 188 470 Techtel LMDS Comunicaciones Interactiva 26615 989 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 1895 326 57 Telkom-Internet, ZA 24835 1550 537 31 RAYA-AS, EG 24863 1536 393 21 LINKdotNET-AS, EG 36992 1361 1520 269 ETISALAT-MISR, EG 36903 1242 550 99 MT-MPLS, MA 29571 1013 67 39 ORANGE-COTE-IVOIRE, CI 36935 883 520 42 Vodafone-, EG 6713 612 1863 34 IAM-AS, MA 36914 492 82 3 KENET-AS, KE 15399 444 51 35 WANANCHI-, 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 10875 3338 594 Uninet S.A. de C.V., MX 9808 9153 8883 47 CHINAMOBILE-CN China Mobile Communicati 16509 7755 10640 2902 AMAZON-02, US 12479 6943 1706 146 UNI2-AS, ES 9121 6134 1692 17 TTNET, TR 7545 5937 786 692 TPG-INTERNET-AP TPG Telecom Limited, AU 11492 4547 301 573 CABLEONE, US 39891 4486 264 55 ALJAWWALSTC-AS, SA 20940 4075 3400 177 AKAMAI-ASN1, NL 7155 3894 265 33 VIASAT-SP-BACKBONE, US 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 9153 9106 CHINAMOBILE-CN China Mobile Communications Grou 12479 6943 6797 UNI2-AS, ES 9121 6134 6117 TTNET, TR 7545 5937 5245 TPG-INTERNET-AP TPG Telecom Limited, AU 16509 7755 4853 AMAZON-02, US 39891 4486 4431 ALJAWWALSTC-AS, SA 11492 4547 3974 CABLEONE, US 20940 4075 3898 AKAMAI-ASN1, NL 7155 3894 3861 VIASAT-SP-BACKBONE, US 8551 3697 3659 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo 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 16641 UNALLOCATED 8.10.194.0/24 3356 LEVEL3, US 16641 UNALLOCATED 8.10.210.0/24 3356 LEVEL3, US 25674 UNALLOCATED 8.12.76.0/24 3356 LEVEL3, US 16641 UNALLOCATED 8.12.250.0/24 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 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 23.131.185.0/24 Origin: 174 COGENT-174, US 23.131.185.0/24 Transit: 16637 MTNNS-AS, ZA 23.131.186.0/24 Origin: 174 COGENT-174, US 23.131.186.0/24 Transit: 16637 MTNNS-AS, ZA 23.131.187.0/24 Origin: 174 COGENT-174, US 23.131.187.0/24 Transit: 16637 MTNNS-AS, ZA 23.131.188.0/24 Origin: 46450 PILOT, US 23.131.188.0/24 Transit: 6939 HURRICANE, US 23.131.190.0/24 Origin: 7018 ATT-INTERNET4, US 23.131.190.0/24 Transit: 6939 HURRICANE, US 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 /13:586 /14:1205 /15:2102 /16:13586 /17:8356 /18:14079 /19:25198 /20:43948 /21:53092 /22:111186 /23:101362 /24:559718 /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 12479 5987 6943 UNI2-AS, ES 9121 5332 6134 TTNET, TR 8151 4867 10875 Uninet S.A. de C.V., MX 39891 3541 4486 ALJAWWALSTC-AS, SA 11492 3454 4547 CABLEONE, US 6327 3328 3520 SHAW, CA 8551 3162 3697 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo 7155 2983 3894 VIASAT-SP-BACKBONE, US 22773 2730 3708 ASN-CXA-ALL-CCI-22773-RDC, US 47331 2415 2816 TTNET, TR Complete listing at https://bgp.nsrc.org/REN/RENU/data-sXXas-nos Number of /24s announced per /8 block (Global) ---------------------------------------------- 1:1651 2:1231 3:168 4:7 5:4314 6:110 7:5 8:1580 9:1 11:172 12:1612 13:374 14:2370 15:287 16:75 17:373 18:403 20:247 21:4 22:188 23:6036 24:2515 25:4 27:2786 29:19 31:2518 32:109 34:8 35:95 36:1845 37:4648 38:3937 39:820 40:154 41:4393 42:1075 43:2332 44:308 45:17668 46:4249 47:379 49:1717 50:1947 51:375 52:1528 54:395 55:822 56:8 57:90 58:1771 59:1108 60:1006 61:2469 62:2695 63:1962 64:5657 65:2345 66:5013 67:3063 68:1403 69:4173 70:1259 71:675 72:3066 74:2636 75:1472 76:597 77:2448 78:4036 79:2940 80:2071 81:1857 82:1496 83:1246 84:1509 85:3786 86:751 87:2017 88:2893 89:3572 90:580 91:7745 92:1988 93:2582 94:3586 95:4853 96:1315 97:345 98:1178 99:740 100:69 101:1293 102:2871 103:30797 104:4614 105:1994 106:828 107:2541 108:928 109:4350 110:2046 111:3273 112:2032 113:1534 114:1612 115:2135 116:1887 117:2478 118:2295 119:1918 120:1700 121:1062 122:2604 123:2173 124:1529 125:2201 128:1323 129:1056 130:986 131:2205 132:859 133:400 134:1904 135:338 136:885 137:932 138:2859 139:1505 140:1033 141:1488 142:1418 143:1536 144:1196 145:353 146:1905 147:1523 148:2288 149:1884 150:877 151:1149 152:1964 153:541 154:3900 155:1420 156:1644 157:1296 158:1045 159:2240 160:2677 161:1436 162:3563 163:1497 164:1736 165:1686 166:827 167:1754 168:4166 169:953 170:4993 171:873 172:3535 173:3091 174:1034 175:1179 176:3691 177:6103 178:3576 179:2595 180:2372 181:3447 182:3228 183:1914 184:2367 185:20196 186:5078 187:4551 188:4181 189:3864 190:9180 191:1839 192:11040 193:8843 194:7261 195:5196 196:3228 197:2718 198:6014 199:6135 200:8119 201:6109 202:10459 203:10243 204:4617 205:3508 206:3850 207:3406 208:4134 209:4856 210:4237 211:2410 212:4108 213:3587 214:1109 215:55 216:6649 217:2742 218:1265 219:417 220:2033 221:955 222:665 223:1996 End of report