IPv4 R&E Routing Table Report 18:35 GMT Mon 23 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: 934107 Prefixes after maximum aggregation (per Origin AS): 347230 Deaggregation factor: 2.69 Unique aggregates announced (without unneeded subnets): 444690 Number of IPv4 prefixes with a valid ROA: 387989 Number of IPv4 prefixes with an invalid ROA: 1234 Number of IPv4 prefixes with no ROA: 544884 Total ASes present in the Internet Routing Table: 74108 Prefixes per ASN: 12.60 Origin-only ASes present in the Internet Routing Table: 63899 Origin ASes announcing only one prefix: 25688 Transit ASes present in the Internet Routing Table: 10209 Transit-only ASes present in the Internet Routing Table: 422 Paths with bogon ASNs present in the IPv4 Routing Table: 127 Average AS path length visible in the Internet Routing Table: 7.7 Max AS path length visible: 56 Max AS path prepend of ASN (265020) 50 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: 41097 Number of 32-bit ASNs visible in the Routing Table: 34100 Prefixes from 32-bit ASNs in the Routing Table: 173478 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: 512 Number of addresses announced to Internet: 3063465216 Equivalent to 182 /8s, 152 /16s and 197 /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: 322336 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 236315 Total APNIC prefixes after maximum aggregation: 68176 APNIC Deaggregation factor: 3.47 Prefixes being announced from the APNIC address blocks: 231415 Unique aggregates announced from the APNIC address blocks: 97631 APNIC Region origin ASes present in the Internet Routing Table: 13220 APNIC Prefixes per ASN: 17.50 APNIC Region origin ASes announcing only one prefix: 3834 APNIC Region transit ASes present in the Internet Routing Table: 1760 Average APNIC Region AS path length visible: 7.9 Max APNIC Region AS path length visible: 30 Number of APNIC region 32-bit ASNs visible in the Routing Table: 8513 Number of APNIC addresses announced to Internet: 773238528 Equivalent to 46 /8s, 22 /16s and 175 /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: 269114 Total ARIN prefixes after maximum aggregation: 121653 ARIN Deaggregation factor: 2.21 Prefixes being announced from the ARIN address blocks: 271234 Unique aggregates announced from the ARIN address blocks: 129749 ARIN Region origin ASes present in the Internet Routing Table: 19078 ARIN Prefixes per ASN: 14.22 ARIN Region origin ASes announcing only one prefix: 6997 ARIN Region transit ASes present in the Internet Routing Table: 1882 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: 4734 Number of ARIN addresses announced to Internet: 1286051328 Equivalent to 76 /8s, 167 /16s and 150 /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: 267847 Total RIPE prefixes after maximum aggregation: 122505 RIPE Deaggregation factor: 2.19 Prefixes being announced from the RIPE address blocks: 264139 Unique aggregates announced from the RIPE address blocks: 155853 RIPE Region origin ASes present in the Internet Routing Table: 28259 RIPE Prefixes per ASN: 9.35 RIPE Region origin ASes announcing only one prefix: 12014 RIPE Region transit ASes present in the Internet Routing Table: 3807 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: 11006 Number of RIPE addresses announced to Internet: 719258112 Equivalent to 42 /8s, 223 /16s and 2 /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: 128166 Total LACNIC prefixes after maximum aggregation: 28344 LACNIC Deaggregation factor: 4.52 Prefixes being announced from the LACNIC address blocks: 127259 Unique aggregates announced from the LACNIC address blocks: 49043 LACNIC Region origin ASes present in the Internet Routing Table: 11012 LACNIC Prefixes per ASN: 11.56 LACNIC Region origin ASes announcing only one prefix: 2281 LACNIC Region transit ASes present in the Internet Routing Table: 2271 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: 8780 Number of LACNIC addresses announced to Internet: 176156416 Equivalent to 10 /8s, 127 /16s and 239 /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: 31696 Total AfriNIC prefixes after maximum aggregation: 5797 AfriNIC Deaggregation factor: 5.47 Prefixes being announced from the AfriNIC address blocks: 39548 Unique aggregates announced from the AfriNIC address blocks: 11996 AfriNIC Region origin ASes present in the Internet Routing Table: 1728 AfriNIC Prefixes per ASN: 22.89 AfriNIC Region origin ASes announcing only one prefix: 562 AfriNIC Region transit ASes present in the Internet Routing Table: 334 Average AfriNIC Region AS path length visible: 6.5 Max AfriNIC Region AS path length visible: 34 Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1067 Number of AfriNIC addresses announced to Internet: 108472064 Equivalent to 6 /8s, 119 /16s and 39 /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 5943 787 703 TPG-INTERNET-AP TPG Telecom Limited, AU 7552 3634 1331 21 VIETEL-AS-AP Viettel Group, VN 45899 3460 1872 94 VNPT-AS-VN VNPT Corp, VN 7713 3388 1043 63 TELKOMNET-AS-AP PT Telekomunikasi Indon 9498 2719 499 240 BBIL-AP BHARTI Airtel Ltd., IN 24560 2360 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 2139 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 7813 10708 2912 AMAZON-02, US 11492 4530 300 601 CABLEONE, US 7155 3895 265 33 VIASAT-SP-BACKBONE, US 22773 3701 3067 327 ASN-CXA-ALL-CCI-22773-RDC, US 6327 3500 1320 63 SHAW, CA 16625 3480 1792 2516 AKAMAI-AS, US 749 3024 50575 2291 DNIC-AS-00749, US 7018 2595 24128 1577 ATT-INTERNET4, US 396982 2582 3494 371 GOOGLE-CLOUD-PLATFORM, US 30036 2554 366 407 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 6968 1705 145 UNI2-AS, ES 9121 6164 1692 17 TTNET, TR 39891 4561 269 58 ALJAWWALSTC-AS, SA 20940 4068 3399 175 AKAMAI-ASN1, NL 8551 3905 374 38 BEZEQ-INTERNATIONAL-AS Bezeqint Interne 12389 2885 2290 908 ROSTELECOM-AS, RU 47331 2736 397 2063 TTNET, TR 9009 2702 256 1362 M247, RO 34984 2258 358 610 TELLCOM-AS, TR 6849 2256 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 11047 3340 585 Uninet S.A. de C.V., MX 10620 3472 507 854 Telmex Colombia S.A., CO 11830 2262 369 64 Instituto Costarricense de Electricidad 13999 2221 366 596 Mega Cable, S.A. de C.V., MX 28573 1347 2328 256 Claro NXT Telecomunicacoes Ltda, BR 6503 1297 339 517 Axtel, S.A.B. de C.V., MX 3816 1292 742 157 COLOMBIA TELECOMUNICACIONES S.A. ESP, C 6147 1151 369 22 Telefonica del Peru S.A.A., PE 11664 1136 186 465 Techtel LMDS Comunicaciones Interactiva 26615 1008 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 1513 533 29 RAYA-AS, EG 24863 1502 393 21 LINKdotNET-AS, EG 36992 1332 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 837 325 49 Telkom-Internet, ZA 6713 611 1861 34 IAM-AS, MA 15399 523 53 42 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 11047 3340 585 Uninet S.A. de C.V., MX 9808 9436 8883 47 CHINAMOBILE-CN China Mobile Communicati 16509 7813 10708 2912 AMAZON-02, US 12479 6968 1705 145 UNI2-AS, ES 9121 6164 1692 17 TTNET, TR 7545 5943 787 703 TPG-INTERNET-AP TPG Telecom Limited, AU 39891 4561 269 58 ALJAWWALSTC-AS, SA 11492 4530 300 601 CABLEONE, US 20940 4068 3399 175 AKAMAI-ASN1, NL 8551 3905 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 9436 9389 CHINAMOBILE-CN China Mobile Communications Grou 12479 6968 6823 UNI2-AS, ES 9121 6164 6147 TTNET, TR 7545 5943 5240 TPG-INTERNET-AP TPG Telecom Limited, AU 16509 7813 4901 AMAZON-02, US 39891 4561 4503 ALJAWWALSTC-AS, SA 11492 4530 3929 CABLEONE, US 20940 4068 3893 AKAMAI-ASN1, NL 8551 3905 3867 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo 7155 3895 3862 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: 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: 36944 UBUNTU-UNICAST-AS, MW 23.131.188.0/24 Origin: 174 COGENT-174, US 23.131.188.0/24 Transit: 36944 UBUNTU-UNICAST-AS, MW 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 /13:581 /14:1208 /15:2100 /16:13558 /17:8359 /18:14077 /19:25230 /20:43915 /21:52912 /22:110906 /23:101630 /24:559168 /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 6035 6968 UNI2-AS, ES 9121 5321 6164 TTNET, TR 8151 5060 11047 Uninet S.A. de C.V., MX 39891 3552 4561 ALJAWWALSTC-AS, SA 11492 3445 4530 CABLEONE, US 8551 3370 3905 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo 6327 3308 3500 SHAW, CA 7155 2984 3895 VIASAT-SP-BACKBONE, US 22773 2729 3701 ASN-CXA-ALL-CCI-22773-RDC, US 47331 2379 2736 TTNET, TR Complete listing at https://bgp.nsrc.org/REN/RENU/data-sXXas-nos Number of /24s announced per /8 block (Global) ---------------------------------------------- 1:1630 2:1232 3:168 4:7 5:4360 6:111 7:5 8:1562 9:1 11:172 12:1586 13:376 14:2360 15:286 16:79 17:370 18:422 20:247 21:4 22:188 23:6069 24:2546 25:4 27:2726 29:19 31:2523 32:106 34:9 35:106 36:1887 37:4640 38:4082 39:830 40:155 41:4415 42:1040 43:2335 44:306 45:17525 46:4227 47:380 49:1734 50:1937 51:381 52:1549 54:394 55:858 56:8 57:86 58:1744 59:1113 60:1010 61:2463 62:2709 63:1946 64:5666 65:2330 66:4999 67:3080 68:1374 69:4165 70:1255 71:668 72:3047 74:2615 75:1471 76:597 77:2491 78:4006 79:3172 80:2093 81:1850 82:1484 83:1242 84:1516 85:3767 86:745 87:2033 88:2921 89:3604 90:594 91:7746 92:1998 93:2608 94:3590 95:4886 96:1328 97:346 98:1163 99:741 100:75 101:1292 102:2810 103:31017 104:4619 105:897 106:830 107:2527 108:928 109:4399 110:2074 111:3296 112:2045 113:1522 114:1620 115:2091 116:1885 117:2571 118:2287 119:1910 120:1732 121:1060 122:2606 123:2189 124:1555 125:2282 128:1338 129:1122 130:997 131:2170 132:852 133:406 134:1909 135:342 136:887 137:945 138:2850 139:1546 140:1045 141:1489 142:1426 143:1565 144:1198 145:350 146:1884 147:1563 148:2303 149:1882 150:875 151:1138 152:1942 153:561 154:3995 155:1412 156:1668 157:1306 158:1045 159:2263 160:2643 161:1442 162:3572 163:1498 164:1632 165:1706 166:830 167:1764 168:4150 169:948 170:5025 171:895 172:3527 173:3021 174:1024 175:1183 176:3746 177:6060 178:3579 179:2593 180:2380 181:3431 182:3238 183:1918 184:2343 185:20136 186:5148 187:4536 188:4201 189:3926 190:9185 191:1827 192:10984 193:8844 194:7256 195:5198 196:3140 197:2756 198:6000 199:6121 200:8030 201:6107 202:10440 203:10184 204:4608 205:3509 206:3900 207:3417 208:4107 209:4833 210:4234 211:2404 212:4135 213:3576 214:1086 215:56 216:6668 217:2728 218:1273 219:406 220:1778 221:971 222:665 223:2035 End of report