IPv4 R&E Routing Table Report 18:35 GMT Tue 10 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: 933407 Prefixes after maximum aggregation (per Origin AS): 347186 Deaggregation factor: 2.69 Unique aggregates announced (without unneeded subnets): 444677 Number of IPv4 prefixes with a valid ROA: 386760 Number of IPv4 prefixes with an invalid ROA: 1237 Number of IPv4 prefixes with no ROA: 545410 Total ASes present in the Internet Routing Table: 74052 Prefixes per ASN: 12.60 Origin-only ASes present in the Internet Routing Table: 63454 Origin ASes announcing only one prefix: 25667 Transit ASes present in the Internet Routing Table: 10598 Transit-only ASes present in the Internet Routing Table: 438 Paths with bogon ASNs present in the IPv4 Routing Table: 123 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: 1033 Number of instances of unregistered ASNs: 1044 Number of 32-bit ASNs allocated by the RIRs: 41047 Number of 32-bit ASNs visible in the Routing Table: 33992 Prefixes from 32-bit ASNs in the Routing Table: 173016 Number of bogon 32-bit ASNs visible in the Routing Table: 75 Special use prefixes present in the Routing Table: 1 Prefixes being announced from unallocated address space: 515 Number of addresses announced to Internet: 3063522816 Equivalent to 182 /8s, 153 /16s and 166 /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: 322302 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 235995 Total APNIC prefixes after maximum aggregation: 68108 APNIC Deaggregation factor: 3.47 Prefixes being announced from the APNIC address blocks: 230867 Unique aggregates announced from the APNIC address blocks: 97562 APNIC Region origin ASes present in the Internet Routing Table: 13170 APNIC Prefixes per ASN: 17.53 APNIC Region origin ASes announcing only one prefix: 3824 APNIC Region transit ASes present in the Internet Routing Table: 1782 Average APNIC Region AS path length visible: 6.0 Max APNIC Region AS path length visible: 29 Number of APNIC region 32-bit ASNs visible in the Routing Table: 8460 Number of APNIC addresses announced to Internet: 773415680 Equivalent to 46 /8s, 25 /16s and 99 /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: 269317 Total ARIN prefixes after maximum aggregation: 121951 ARIN Deaggregation factor: 2.21 Prefixes being announced from the ARIN address blocks: 271101 Unique aggregates announced from the ARIN address blocks: 129649 ARIN Region origin ASes present in the Internet Routing Table: 19082 ARIN Prefixes per ASN: 14.21 ARIN Region origin ASes announcing only one prefix: 7003 ARIN Region transit ASes present in the Internet Routing Table: 1964 Average ARIN Region AS path length visible: 5.3 Max ARIN Region AS path length visible: 36 Number of ARIN region 32-bit ASNs visible in the Routing Table: 4716 Number of ARIN addresses announced to Internet: 1285817088 Equivalent to 76 /8s, 164 /16s and 3 /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: 267575 Total RIPE prefixes after maximum aggregation: 122327 RIPE Deaggregation factor: 2.19 Prefixes being announced from the RIPE address blocks: 264156 Unique aggregates announced from the RIPE address blocks: 156024 RIPE Region origin ASes present in the Internet Routing Table: 28246 RIPE Prefixes per ASN: 9.35 RIPE Region origin ASes announcing only one prefix: 12008 RIPE Region transit ASes present in the Internet Routing Table: 4003 Average RIPE Region AS path length visible: 5.5 Max RIPE Region AS path length visible: 34 Number of RIPE region 32-bit ASNs visible in the Routing Table: 10990 Number of RIPE addresses announced to Internet: 719469568 Equivalent to 42 /8s, 226 /16s and 60 /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: 128259 Total LACNIC prefixes after maximum aggregation: 28267 LACNIC Deaggregation factor: 4.54 Prefixes being announced from the LACNIC address blocks: 127420 Unique aggregates announced from the LACNIC address blocks: 48911 LACNIC Region origin ASes present in the Internet Routing Table: 10999 LACNIC Prefixes per ASN: 11.58 LACNIC Region origin ASes announcing only one prefix: 2266 LACNIC Region transit ASes present in the Internet Routing Table: 2309 Average LACNIC Region AS path length visible: 6.3 Max LACNIC Region AS path length visible: 56 Number of LACNIC region 32-bit ASNs visible in the Routing Table: 8767 Number of LACNIC addresses announced to Internet: 175963392 Equivalent to 10 /8s, 124 /16s and 253 /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: 31228 Total AfriNIC prefixes after maximum aggregation: 5761 AfriNIC Deaggregation factor: 5.42 Prefixes being announced from the AfriNIC address blocks: 39348 Unique aggregates announced from the AfriNIC address blocks: 12110 AfriNIC Region origin ASes present in the Internet Routing Table: 1720 AfriNIC Prefixes per ASN: 22.88 AfriNIC Region origin ASes announcing only one prefix: 566 AfriNIC Region transit ASes present in the Internet Routing Table: 323 Average AfriNIC Region AS path length visible: 5.1 Max AfriNIC Region AS path length visible: 59 Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1059 Number of AfriNIC addresses announced to Internet: 108561408 Equivalent to 6 /8s, 120 /16s and 132 /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 9244 8883 47 CHINAMOBILE-CN China Mobile Communicati 7545 5939 786 700 TPG-INTERNET-AP TPG Telecom Limited, AU 7552 3628 1331 21 VIETEL-AS-AP Viettel Group, VN 45899 3458 1874 95 VNPT-AS-VN VNPT Corp, VN 7713 3389 1043 63 TELKOMNET-AS-AP PT Telekomunikasi Indon 9498 2699 499 239 BBIL-AP BHARTI Airtel Ltd., IN 24560 2359 849 436 AIRTELBROADBAND-AS-AP Bharti Airtel Ltd 4766 2283 11250 588 KIXS-AS-KR Korea Telecom, KR 45090 2161 1438 79 TENCENT-NET-AP Shenzhen Tencent Compute 4755 2141 439 212 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 7771 10638 2919 AMAZON-02, US 11492 4548 301 566 CABLEONE, US 7155 3894 265 33 VIASAT-SP-BACKBONE, US 22773 3696 3063 323 ASN-CXA-ALL-CCI-22773-RDC, US 6327 3520 1320 63 SHAW, CA 16625 3473 1794 2517 AKAMAI-AS, US 749 3025 50576 2292 DNIC-AS-00749, US 7018 2617 24133 1585 ATT-INTERNET4, US 396982 2573 3493 368 GOOGLE-CLOUD-PLATFORM, US 30036 2571 369 366 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 6963 1706 146 UNI2-AS, ES 9121 6115 1692 17 TTNET, TR 39891 4556 268 59 ALJAWWALSTC-AS, SA 20940 4064 3400 179 AKAMAI-ASN1, NL 8551 3913 374 38 BEZEQ-INTERNATIONAL-AS Bezeqint Interne 12389 2884 2290 908 ROSTELECOM-AS, RU 47331 2807 412 2114 TTNET, TR 9009 2650 252 1354 M247, RO 34984 2254 358 610 TELLCOM-AS, TR 6849 2248 339 20 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 10965 3338 588 Uninet S.A. de C.V., MX 10620 3466 507 852 Telmex Colombia S.A., CO 11830 2262 369 64 Instituto Costarricense de Electricidad 13999 2202 361 592 Mega Cable, S.A. de C.V., MX 28573 1339 2327 257 Claro NXT Telecomunicacoes Ltda, BR 6503 1296 339 518 Axtel, S.A.B. de C.V., MX 3816 1291 740 156 COLOMBIA TELECOMUNICACIONES S.A. ESP, C 6147 1151 370 22 Telefonica del Peru S.A.A., PE 11664 1135 186 467 Techtel LMDS Comunicaciones Interactiva 26615 991 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 1457 393 21 LINKdotNET-AS, EG 36992 1327 1517 275 ETISALAT-MISR, EG 36903 1241 550 98 MT-MPLS, MA 29571 1014 67 43 ORANGE-COTE-IVOIRE, CI 36935 884 520 42 Vodafone-, EG 37457 837 325 49 Telkom-Internet, ZA 6713 611 1861 34 IAM-AS, MA 15399 504 51 35 WANANCHI-, KE 37342 494 32 1 MOVITEL, MZ 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 10965 3338 588 Uninet S.A. de C.V., MX 9808 9244 8883 47 CHINAMOBILE-CN China Mobile Communicati 16509 7771 10638 2919 AMAZON-02, US 12479 6963 1706 146 UNI2-AS, ES 9121 6115 1692 17 TTNET, TR 7545 5939 786 700 TPG-INTERNET-AP TPG Telecom Limited, AU 39891 4556 268 59 ALJAWWALSTC-AS, SA 11492 4548 301 566 CABLEONE, US 20940 4064 3400 179 AKAMAI-ASN1, NL 8551 3913 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 9244 9197 CHINAMOBILE-CN China Mobile Communications Grou 12479 6963 6817 UNI2-AS, ES 9121 6115 6098 TTNET, TR 7545 5939 5239 TPG-INTERNET-AP TPG Telecom Limited, AU 16509 7771 4852 AMAZON-02, US 39891 4556 4497 ALJAWWALSTC-AS, SA 11492 4548 3982 CABLEONE, US 20940 4064 3885 AKAMAI-ASN1, NL 8551 3913 3875 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo 7155 3894 3861 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 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: 36944 UBUNTU-UNICAST-AS, MW 23.131.186.0/24 Origin: 174 COGENT-174, US 23.131.186.0/24 Transit: 36944 UBUNTU-UNICAST-AS, MW 23.131.187.0/24 Origin: 174 COGENT-174, US 23.131.187.0/24 Transit: 36944 UBUNTU-UNICAST-AS, MW 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 /13:580 /14:1207 /15:2100 /16:13564 /17:8355 /18:14080 /19:25227 /20:43881 /21:52938 /22:110898 /23:101481 /24:558633 /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 6016 6963 UNI2-AS, ES 9121 5295 6115 TTNET, TR 8151 4979 10965 Uninet S.A. de C.V., MX 39891 3547 4556 ALJAWWALSTC-AS, SA 11492 3455 4548 CABLEONE, US 8551 3378 3913 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo 6327 3328 3520 SHAW, CA 7155 2983 3894 VIASAT-SP-BACKBONE, US 22773 2727 3696 ASN-CXA-ALL-CCI-22773-RDC, US 47331 2427 2807 TTNET, TR Complete listing at https://bgp.nsrc.org/REN/RENU/data-sXXas-nos Number of /24s announced per /8 block (Global) ---------------------------------------------- 1:1626 2:1233 3:167 4:7 5:4341 6:110 7:5 8:1563 9:1 11:172 12:1593 13:377 14:2362 15:285 16:79 17:370 18:414 20:247 21:4 22:188 23:6068 24:2530 25:4 27:2729 29:19 31:2524 32:104 34:8 35:95 36:1862 37:4657 38:4023 39:833 40:154 41:4379 42:1043 43:2322 44:307 45:17623 46:4258 47:380 49:1733 50:1945 51:379 52:1546 54:396 55:862 56:8 57:86 58:1742 59:1107 60:1007 61:2462 62:2744 63:1947 64:5663 65:2341 66:4980 67:3079 68:1376 69:4117 70:1255 71:664 72:3052 74:2632 75:1473 76:594 77:2473 78:4015 79:3167 80:2086 81:1855 82:1488 83:1237 84:1502 85:3767 86:749 87:2018 88:2911 89:3588 90:592 91:7745 92:1991 93:2595 94:3584 95:4881 96:1315 97:345 98:1167 99:737 100:75 101:1294 102:2799 103:30858 104:4621 105:896 106:823 107:2534 108:918 109:4396 110:2043 111:3265 112:2028 113:1522 114:1616 115:2102 116:1885 117:2522 118:2285 119:1885 120:1717 121:1057 122:2610 123:2178 124:1550 125:2273 128:1330 129:1124 130:986 131:2199 132:855 133:405 134:1902 135:340 136:893 137:934 138:2871 139:1527 140:1025 141:1484 142:1426 143:1527 144:1193 145:351 146:1900 147:1562 148:2296 149:1878 150:875 151:1136 152:1980 153:561 154:3926 155:1408 156:1664 157:1307 158:1045 159:2253 160:2662 161:1422 162:3558 163:1498 164:1716 165:1711 166:823 167:1755 168:4152 169:946 170:5026 171:889 172:3502 173:3096 174:1027 175:1183 176:3760 177:6126 178:3570 179:2609 180:2388 181:3432 182:3241 183:1917 184:2348 185:20177 186:5123 187:4566 188:4204 189:3874 190:9164 191:1825 192:11003 193:8871 194:7267 195:5183 196:3088 197:2737 198:6002 199:6122 200:8046 201:6140 202:10447 203:10189 204:4600 205:3521 206:3886 207:3394 208:4118 209:4831 210:4225 211:2399 212:4144 213:3574 214:1106 215:55 216:6623 217:2730 218:1269 219:414 220:1777 221:967 222:662 223:1974 End of report