IPv4 R&E Routing Table Report 18:35 GMT Mon 30 Jan, 2023 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: 934242 Prefixes after maximum aggregation (per Origin AS): 347524 Deaggregation factor: 2.69 Unique aggregates announced (without unneeded subnets): 445142 Number of IPv4 prefixes with a valid ROA: 389085 Number of IPv4 prefixes with an invalid ROA: 1212 Number of IPv4 prefixes with no ROA: 543945 Total ASes present in the Internet Routing Table: 74082 Prefixes per ASN: 12.61 Origin-only ASes present in the Internet Routing Table: 63876 Origin ASes announcing only one prefix: 25685 Transit ASes present in the Internet Routing Table: 10206 Transit-only ASes present in the Internet Routing Table: 412 Paths with bogon ASNs present in the IPv4 Routing Table: 131 Average AS path length visible in the Internet Routing Table: 7.8 Max AS path length visible: 66 Max AS path prepend of ASN ( 37447) 64 Prefixes from unregistered ASNs in the Routing Table: 969 Number of instances of unregistered ASNs: 980 Number of 32-bit ASNs allocated by the RIRs: 41154 Number of 32-bit ASNs visible in the Routing Table: 34104 Prefixes from 32-bit ASNs in the Routing Table: 173600 Number of bogon 32-bit ASNs visible in the Routing Table: 42 Special use prefixes present in the Routing Table: 1 Prefixes being announced from unallocated address space: 531 Number of addresses announced to Internet: 3063461632 Equivalent to 182 /8s, 152 /16s and 183 /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: 322252 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 236321 Total APNIC prefixes after maximum aggregation: 68212 APNIC Deaggregation factor: 3.46 Prefixes being announced from the APNIC address blocks: 231374 Unique aggregates announced from the APNIC address blocks: 97706 APNIC Region origin ASes present in the Internet Routing Table: 13221 APNIC Prefixes per ASN: 17.50 APNIC Region origin ASes announcing only one prefix: 3840 APNIC Region transit ASes present in the Internet Routing Table: 1752 Average APNIC Region AS path length visible: 7.9 Max APNIC Region AS path length visible: 29 Number of APNIC region 32-bit ASNs visible in the Routing Table: 8517 Number of APNIC addresses announced to Internet: 773198592 Equivalent to 46 /8s, 22 /16s and 19 /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: 269096 Total ARIN prefixes after maximum aggregation: 121784 ARIN Deaggregation factor: 2.21 Prefixes being announced from the ARIN address blocks: 271118 Unique aggregates announced from the ARIN address blocks: 129952 ARIN Region origin ASes present in the Internet Routing Table: 19078 ARIN Prefixes per ASN: 14.21 ARIN Region origin ASes announcing only one prefix: 7000 ARIN Region transit ASes present in the Internet Routing Table: 1879 Average ARIN Region AS path length visible: 7.6 Max ARIN Region AS path length visible: 40 Number of ARIN region 32-bit ASNs visible in the Routing Table: 4732 Number of ARIN addresses announced to Internet: 1286572288 Equivalent to 76 /8s, 175 /16s and 137 /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: 267958 Total RIPE prefixes after maximum aggregation: 122607 RIPE Deaggregation factor: 2.19 Prefixes being announced from the RIPE address blocks: 264270 Unique aggregates announced from the RIPE address blocks: 155941 RIPE Region origin ASes present in the Internet Routing Table: 28239 RIPE Prefixes per ASN: 9.36 RIPE Region origin ASes announcing only one prefix: 11993 RIPE Region transit ASes present in the Internet Routing Table: 3808 Average RIPE Region AS path length visible: 7.6 Max RIPE Region AS path length visible: 40 Number of RIPE region 32-bit ASNs visible in the Routing Table: 10997 Number of RIPE addresses announced to Internet: 718715648 Equivalent to 42 /8s, 214 /16s and 187 /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: 128434 Total LACNIC prefixes after maximum aggregation: 28365 LACNIC Deaggregation factor: 4.53 Prefixes being announced from the LACNIC address blocks: 127480 Unique aggregates announced from the LACNIC address blocks: 49090 LACNIC Region origin ASes present in the Internet Routing Table: 11011 LACNIC Prefixes per ASN: 11.58 LACNIC Region origin ASes announcing only one prefix: 2285 LACNIC Region transit ASes present in the Internet Routing Table: 2268 Average LACNIC Region AS path length visible: 8.2 Max LACNIC Region AS path length visible: 56 Number of LACNIC region 32-bit ASNs visible in the Routing Table: 8786 Number of LACNIC addresses announced to Internet: 176210688 Equivalent to 10 /8s, 128 /16s and 195 /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: 31464 Total AfriNIC prefixes after maximum aggregation: 5808 AfriNIC Deaggregation factor: 5.42 Prefixes being announced from the AfriNIC address blocks: 39469 Unique aggregates announced from the AfriNIC address blocks: 12019 AfriNIC Region origin ASes present in the Internet Routing Table: 1733 AfriNIC Prefixes per ASN: 22.77 AfriNIC Region origin ASes announcing only one prefix: 567 AfriNIC Region transit ASes present in the Internet Routing Table: 334 Average AfriNIC Region AS path length visible: 7.2 Max AfriNIC Region AS path length visible: 66 Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1072 Number of AfriNIC addresses announced to Internet: 108441088 Equivalent to 6 /8s, 118 /16s and 174 /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 9436 8883 47 CHINAMOBILE-CN China Mobile Communicati 7545 5894 787 704 TPG-INTERNET-AP TPG Telecom Limited, AU 7552 3634 1331 21 VIETEL-AS-AP Viettel Group, VN 45899 3455 1872 94 VNPT-AS-VN VNPT Corp, VN 7713 3391 1043 63 TELKOMNET-AS-AP PT Telekomunikasi Indon 9498 2722 499 240 BBIL-AP BHARTI Airtel Ltd., IN 24560 2362 848 437 AIRTELBROADBAND-AS-AP Bharti Airtel Ltd 4766 2285 11250 587 KIXS-AS-KR Korea Telecom, KR 45090 2147 1438 79 TENCENT-NET-AP Shenzhen Tencent Compute 4755 2140 439 211 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 7855 10712 2898 AMAZON-02, US 11492 4531 300 601 CABLEONE, US 7155 3895 265 33 VIASAT-SP-BACKBONE, US 22773 3700 3067 326 ASN-CXA-ALL-CCI-22773-RDC, US 6327 3500 1320 63 SHAW, CA 16625 3472 1783 2512 AKAMAI-AS, US 749 3023 50575 2290 DNIC-AS-00749, US 396982 2590 3496 366 GOOGLE-CLOUD-PLATFORM, US 7018 2587 24128 1569 ATT-INTERNET4, US 30036 2556 366 395 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 7001 1706 146 UNI2-AS, ES 9121 6160 1692 17 TTNET, TR 39891 4561 269 58 ALJAWWALSTC-AS, SA 20940 4056 3399 173 AKAMAI-ASN1, NL 8551 3893 370 37 BEZEQ-INTERNATIONAL-AS Bezeqint Interne 12389 2884 2290 908 ROSTELECOM-AS, RU 47331 2735 397 2061 TTNET, TR 9009 2714 257 1381 M247, RO 34984 2258 358 609 TELLCOM-AS, TR 6849 2253 339 19 UKRTELNET, UA 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 11077 3342 582 Uninet S.A. de C.V., MX 10620 3474 507 856 Telmex Colombia S.A., CO 11830 2262 369 64 Instituto Costarricense de Electricidad 13999 2227 367 596 Mega Cable, S.A. de C.V., MX 28573 1350 2328 256 Claro NXT Telecomunicacoes Ltda, BR 6503 1297 339 517 Axtel, S.A.B. de C.V., MX 3816 1290 742 155 COLOMBIA TELECOMUNICACIONES S.A. ESP, C 6147 1149 369 22 Telefonica del Peru S.A.A., PE 11664 1103 181 464 Techtel LMDS Comunicaciones Interactiva 26615 1017 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 24835 1538 533 30 RAYA-AS, EG 24863 1501 393 21 LINKdotNET-AS, EG 36992 1347 1517 277 ETISALAT-MISR, EG 36903 1242 550 99 MT-MPLS, MA 29571 1009 67 47 ORANGE-COTE-IVOIRE, CI 36935 884 520 42 Vodafone-, EG 37457 838 325 49 Telkom-Internet, ZA 6713 611 1861 34 IAM-AS, MA 15399 525 54 43 WANANCHI-, KE 36914 498 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 11077 3342 582 Uninet S.A. de C.V., MX 9808 9436 8883 47 CHINAMOBILE-CN China Mobile Communicati 16509 7855 10712 2898 AMAZON-02, US 12479 7001 1706 146 UNI2-AS, ES 9121 6160 1692 17 TTNET, TR 7545 5894 787 704 TPG-INTERNET-AP TPG Telecom Limited, AU 39891 4561 269 58 ALJAWWALSTC-AS, SA 11492 4531 300 601 CABLEONE, US 20940 4056 3399 173 AKAMAI-ASN1, NL 7155 3895 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 9436 9389 CHINAMOBILE-CN China Mobile Communications Grou 12479 7001 6855 UNI2-AS, ES 9121 6160 6143 TTNET, TR 7545 5894 5190 TPG-INTERNET-AP TPG Telecom Limited, AU 16509 7855 4957 AMAZON-02, US 39891 4561 4503 ALJAWWALSTC-AS, SA 11492 4531 3930 CABLEONE, US 20940 4056 3883 AKAMAI-ASN1, NL 7155 3895 3862 VIASAT-SP-BACKBONE, US 8551 3893 3856 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 65000 PRIVATE 5.227.24.0/22 8580 SANDY MTS Nizhniy Novgorod, 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 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 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: 5511 OPENTRANSIT, FR 23.131.186.0/24 Origin: 174 COGENT-174, US 23.131.186.0/24 Transit: 5511 OPENTRANSIT, FR 23.131.187.0/24 Origin: 174 COGENT-174, US 23.131.187.0/24 Transit: 5511 OPENTRANSIT, FR 23.131.188.0/24 Origin: 174 COGENT-174, US 23.131.188.0/24 Transit: 5511 OPENTRANSIT, FR 23.136.112.0/24 Origin: 54835 UNASSIGNED 23.136.112.0/24 Transit: 21559 OSNET, PR 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 /11:101 /12:295 /13:578 /14:1208 /15:2101 /16:13558 /17:8357 /18:14095 /19:25224 /20:43899 /21:52928 /22:110957 /23:101587 /24:559287 /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 6058 7001 UNI2-AS, ES 9121 5317 6160 TTNET, TR 8151 5089 11077 Uninet S.A. de C.V., MX 39891 3552 4561 ALJAWWALSTC-AS, SA 11492 3446 4531 CABLEONE, US 8551 3365 3893 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo 6327 3308 3500 SHAW, CA 7155 2984 3895 VIASAT-SP-BACKBONE, US 22773 2729 3700 ASN-CXA-ALL-CCI-22773-RDC, US 47331 2378 2735 TTNET, TR Complete listing at https://bgp.nsrc.org/REN/RENU/data-sXXas-nos Number of /24s announced per /8 block (Global) ---------------------------------------------- 1:1631 2:1231 3:168 4:7 5:4358 6:113 7:5 8:1562 9:1 11:172 12:1589 13:375 14:2347 15:289 16:79 17:367 18:392 20:247 21:4 22:188 23:6065 24:2544 25:4 27:2725 29:19 31:2528 32:105 34:9 35:106 36:1889 37:4627 38:4134 39:835 40:154 41:4383 42:1045 43:2335 44:306 45:17563 46:4224 47:380 49:1737 50:1851 51:381 52:1552 54:395 55:858 56:8 57:88 58:1744 59:1108 60:1002 61:2464 62:2713 63:1941 64:5682 65:2337 66:4992 67:3075 68:1370 69:4161 70:1253 71:668 72:3044 74:2615 75:1463 76:598 77:2497 78:4004 79:3175 80:2090 81:1885 82:1489 83:1247 84:1502 85:3767 86:750 87:2046 88:2919 89:3597 90:599 91:7758 92:2008 93:2603 94:3572 95:4891 96:1321 97:347 98:1164 99:740 100:75 101:1301 102:2816 103:30990 104:4624 105:898 106:829 107:2524 108:925 109:4392 110:2075 111:3296 112:2046 113:1514 114:1621 115:2086 116:1885 117:2565 118:2289 119:1909 120:1739 121:1063 122:2612 123:2182 124:1556 125:2284 128:1334 129:1061 130:996 131:2174 132:853 133:406 134:1914 135:342 136:870 137:942 138:2860 139:1547 140:1154 141:1484 142:1427 143:1579 144:1204 145:352 146:1891 147:1572 148:2298 149:1902 150:876 151:1141 152:1947 153:562 154:4010 155:1409 156:1676 157:1301 158:1018 159:2261 160:2632 161:1467 162:3564 163:1496 164:1647 165:1709 166:832 167:1761 168:4167 169:943 170:5019 171:880 172:3516 173:2981 174:1023 175:1183 176:3742 177:5991 178:3574 179:2612 180:2373 181:3436 182:3244 183:1918 184:2341 185:20140 186:5161 187:4580 188:4203 189:3976 190:9220 191:1808 192:10991 193:8847 194:7281 195:5198 196:3128 197:2764 198:5971 199:6129 200:8032 201:6092 202:10459 203:10190 204:4598 205:3512 206:3912 207:3416 208:4103 209:4834 210:4240 211:2405 212:4144 213:3586 214:1095 215:56 216:6664 217:2734 218:1272 219:406 220:1775 221:971 222:666 223:2042 End of report