IPv4 R&E Routing Table Report 18:35 GMT Fri 11 Nov, 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: 931846 Prefixes after maximum aggregation (per Origin AS): 345342 Deaggregation factor: 2.70 Unique aggregates announced (without unneeded subnets): 442015 Number of IPv4 prefixes with a valid ROA: 378422 Number of IPv4 prefixes with an invalid ROA: 2797 Number of IPv4 prefixes with no ROA: 550626 Total ASes present in the Internet Routing Table: 73836 Prefixes per ASN: 12.62 Origin-only ASes present in the Internet Routing Table: 63328 Origin ASes announcing only one prefix: 25541 Transit ASes present in the Internet Routing Table: 10508 Transit-only ASes present in the Internet Routing Table: 426 Paths with bogon ASNs present in the IPv4 Routing Table: 137 Average AS path length visible in the Internet Routing Table: 5.6 Max AS path length visible: 61 Max AS path prepend of ASN ( 37447) 57 Prefixes from unregistered ASNs in the Routing Table: 1107 Number of instances of unregistered ASNs: 1111 Number of 32-bit ASNs allocated by the RIRs: 40592 Number of 32-bit ASNs visible in the Routing Table: 33671 Prefixes from 32-bit ASNs in the Routing Table: 170310 Number of bogon 32-bit ASNs visible in the Routing Table: 57 Special use prefixes present in the Routing Table: 2 Prefixes being announced from unallocated address space: 527 Number of addresses announced to Internet: 3064280064 Equivalent to 182 /8s, 165 /16s and 52 /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: 321758 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 235837 Total APNIC prefixes after maximum aggregation: 67659 APNIC Deaggregation factor: 3.49 Prefixes being announced from the APNIC address blocks: 230691 Unique aggregates announced from the APNIC address blocks: 96928 APNIC Region origin ASes present in the Internet Routing Table: 13019 APNIC Prefixes per ASN: 17.72 APNIC Region origin ASes announcing only one prefix: 3750 APNIC Region transit ASes present in the Internet Routing Table: 1753 Average APNIC Region AS path length visible: 6.0 Max APNIC Region AS path length visible: 30 Number of APNIC region 32-bit ASNs visible in the Routing Table: 8295 Number of APNIC addresses announced to Internet: 773359104 Equivalent to 46 /8s, 24 /16s and 134 /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: 269046 Total ARIN prefixes after maximum aggregation: 121777 ARIN Deaggregation factor: 2.21 Prefixes being announced from the ARIN address blocks: 270587 Unique aggregates announced from the ARIN address blocks: 129033 ARIN Region origin ASes present in the Internet Routing Table: 19083 ARIN Prefixes per ASN: 14.18 ARIN Region origin ASes announcing only one prefix: 6991 ARIN Region transit ASes present in the Internet Routing Table: 1956 Average ARIN Region AS path length visible: 5.2 Max ARIN Region AS path length visible: 37 Number of ARIN region 32-bit ASNs visible in the Routing Table: 4679 Number of ARIN addresses announced to Internet: 1289606144 Equivalent to 76 /8s, 221 /16s and 212 /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: 265772 Total RIPE prefixes after maximum aggregation: 121259 RIPE Deaggregation factor: 2.19 Prefixes being announced from the RIPE address blocks: 262503 Unique aggregates announced from the RIPE address blocks: 155046 RIPE Region origin ASes present in the Internet Routing Table: 28177 RIPE Prefixes per ASN: 9.32 RIPE Region origin ASes announcing only one prefix: 11964 RIPE Region transit ASes present in the Internet Routing Table: 3993 Average RIPE Region AS path length visible: 5.4 Max RIPE Region AS path length visible: 61 Number of RIPE region 32-bit ASNs visible in the Routing Table: 10885 Number of RIPE addresses announced to Internet: 716552960 Equivalent to 42 /8s, 181 /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: 127293 Total LACNIC prefixes after maximum aggregation: 28091 LACNIC Deaggregation factor: 4.53 Prefixes being announced from the LACNIC address blocks: 126618 Unique aggregates announced from the LACNIC address blocks: 48606 LACNIC Region origin ASes present in the Internet Routing Table: 11000 LACNIC Prefixes per ASN: 11.51 LACNIC Region origin ASes announcing only one prefix: 2275 LACNIC Region transit ASes present in the Internet Routing Table: 2272 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: 8764 Number of LACNIC addresses announced to Internet: 176002816 Equivalent to 10 /8s, 125 /16s and 151 /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: 32791 Total AfriNIC prefixes after maximum aggregation: 5734 AfriNIC Deaggregation factor: 5.72 Prefixes being announced from the AfriNIC address blocks: 40920 Unique aggregates announced from the AfriNIC address blocks: 11963 AfriNIC Region origin ASes present in the Internet Routing Table: 1723 AfriNIC Prefixes per ASN: 23.75 AfriNIC Region origin ASes announcing only one prefix: 561 AfriNIC Region transit ASes present in the Internet Routing Table: 324 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: 1048 Number of AfriNIC addresses announced to Internet: 108467712 Equivalent to 6 /8s, 119 /16s and 22 /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 9123 8883 47 CHINAMOBILE-CN China Mobile Communicati 7545 5946 786 695 TPG-INTERNET-AP TPG Telecom Limited, AU 7552 3611 1330 20 VIETEL-AS-AP Viettel Group, VN 7713 3526 1043 63 TELKOMNET-AS-AP PT Telekomunikasi Indon 45899 3481 1877 66 VNPT-AS-VN VNPT Corp, VN 9498 2531 499 239 BBIL-AP BHARTI Airtel Ltd., IN 4766 2290 11250 593 KIXS-AS-KR Korea Telecom, KR 24560 2275 849 418 AIRTELBROADBAND-AS-AP Bharti Airtel Ltd 45090 2196 1438 79 TENCENT-NET-AP Shenzhen Tencent Compute 4755 2161 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 7586 10612 2923 AMAZON-02, US 11492 4586 304 543 CABLEONE, US 7155 3898 265 32 VIASAT-SP-BACKBONE, US 22773 3753 3061 340 ASN-CXA-ALL-CCI-22773-RDC, US 16625 3583 1874 2558 AKAMAI-AS, US 6327 3525 1320 63 SHAW, CA 749 3055 50656 2322 DNIC-AS-00749, US 30036 2602 372 270 MEDIACOM-ENTERPRISE-BUSINESS, US 7018 2586 24058 1558 ATT-INTERNET4, US 396982 2562 3481 356 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 6936 1730 144 UNI2-AS, ES 9121 6711 1692 17 TTNET, TR 20940 4127 3400 180 AKAMAI-ASN1, NL 39891 4010 234 47 ALJAWWALSTC-AS, SA 8551 3981 374 38 BEZEQ-INTERNATIONAL-AS Bezeqint Interne 12389 2927 2290 912 ROSTELECOM-AS, RU 9009 2629 252 1355 M247, RO 6849 2387 339 20 UKRTELNET, UA 34984 2240 357 614 TELLCOM-AS, TR 47331 2208 338 1675 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 10818 3346 601 Uninet S.A. de C.V., MX 10620 3476 511 837 Telmex Colombia S.A., CO 11830 2300 369 64 Instituto Costarricense de Electricidad 13999 2112 343 548 Mega Cable, S.A. de C.V., MX 28573 1332 2328 260 Claro NXT Telecomunicacoes Ltda, BR 6503 1294 338 522 Axtel, S.A.B. de C.V., MX 3816 1286 726 153 COLOMBIA TELECOMUNICACIONES S.A. ESP, C 11664 1112 182 474 Techtel LMDS Comunicaciones Interactiva 6147 1087 369 22 Telefonica del Peru S.A.A., PE 26615 992 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 1887 326 57 Telkom-Internet, ZA 24863 1572 393 21 LINKdotNET-AS, EG 24835 1545 521 31 RAYA-AS, EG 36992 1354 1520 270 ETISALAT-MISR, EG 36903 1242 550 99 MT-MPLS, MA 29571 1012 68 37 ORANGE-COTE-IVOIRE, CI 36935 828 520 42 Vodafone-, EG 6713 612 1863 34 IAM-AS, MA 15399 504 51 34 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 10818 3346 601 Uninet S.A. de C.V., MX 9808 9123 8883 47 CHINAMOBILE-CN China Mobile Communicati 16509 7586 10612 2923 AMAZON-02, US 12479 6936 1730 144 UNI2-AS, ES 9121 6711 1692 17 TTNET, TR 7545 5946 786 695 TPG-INTERNET-AP TPG Telecom Limited, AU 11492 4586 304 543 CABLEONE, US 20940 4127 3400 180 AKAMAI-ASN1, NL 39891 4010 234 47 ALJAWWALSTC-AS, SA 8551 3981 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 9123 9076 CHINAMOBILE-CN China Mobile Communications Grou 12479 6936 6792 UNI2-AS, ES 9121 6711 6694 TTNET, TR 7545 5946 5251 TPG-INTERNET-AP TPG Telecom Limited, AU 16509 7586 4663 AMAZON-02, US 11492 4586 4043 CABLEONE, US 39891 4010 3963 ALJAWWALSTC-AS, SA 20940 4127 3947 AKAMAI-ASN1, NL 8551 3981 3943 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo 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 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 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 23.136.112.0/24 Origin: 54835 UNASSIGNED 23.136.112.0/24 Transit: 21559 OSNET, PR 23.140.216.0/24 Origin: 27176 DATAWAGON, US 23.140.216.0/24 Transit: 20278 NEXEON, US 23.141.0.0/24 Origin: 395350 UNASSIGNED 23.141.0.0/24 Transit: 11426 TWC-11426-CAROLINAS, US 23.181.240.0/24 Origin: 399613 UNASSIGNED 23.181.240.0/24 Transit: 11992 CENTENNIAL-, PR 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 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 /14:1204 /15:2105 /16:13599 /17:8414 /18:14167 /19:25236 /20:44010 /21:52986 /22:111028 /23:101174 /24:556874 /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 5949 6936 UNI2-AS, ES 9121 5868 6711 TTNET, TR 8151 4769 10818 Uninet S.A. de C.V., MX 11492 3494 4586 CABLEONE, US 8551 3445 3981 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo 6327 3333 3525 SHAW, CA 39891 3193 4010 ALJAWWALSTC-AS, SA 7155 2987 3898 VIASAT-SP-BACKBONE, US 22773 2774 3753 ASN-CXA-ALL-CCI-22773-RDC, US 30036 2258 2602 MEDIACOM-ENTERPRISE-BUSINESS, US Complete listing at https://bgp.nsrc.org/REN/RENU/data-sXXas-nos Number of /24s announced per /8 block (Global) ---------------------------------------------- 1:1898 2:1040 3:166 4:7 5:4220 6:120 7:5 8:1584 9:1 11:173 12:1620 13:352 14:2372 15:287 16:71 17:363 18:381 20:243 21:4 22:188 23:6036 24:2510 25:6 27:2781 29:19 31:2514 32:95 34:8 35:95 36:1821 37:4559 38:3768 39:776 40:154 41:4430 42:1175 43:2261 44:301 45:17516 46:4213 47:377 49:1729 50:1935 51:245 52:1501 54:397 55:845 56:8 57:87 58:1792 59:1114 60:1008 61:2456 62:2665 63:1967 64:5657 65:2343 66:4920 67:3044 68:1409 69:4190 70:1296 71:687 72:3067 74:2671 75:1484 76:598 77:2361 78:4036 79:3154 80:2059 81:1842 82:1499 83:1213 84:1467 85:3770 86:728 87:2021 88:2845 89:3496 90:553 91:7703 92:2042 93:2571 94:3585 95:4857 96:1337 97:349 98:1178 99:739 100:69 101:1307 102:2780 103:30496 104:4565 105:1988 106:889 107:2542 108:931 109:4355 110:2009 111:3272 112:2052 113:1535 114:1611 115:2122 116:1885 117:2494 118:2328 119:1844 120:1682 121:1068 122:2601 123:2156 124:1508 125:2144 128:1300 129:1039 130:987 131:2232 132:863 133:378 134:1915 135:334 136:885 137:923 138:2818 139:1516 140:1112 141:1490 142:1422 143:1478 144:1200 145:352 146:1888 147:1548 148:2258 149:1845 150:886 151:1147 152:1964 153:538 154:3920 155:1433 156:1629 157:1305 158:1043 159:2209 160:2673 161:1394 162:3533 163:1470 164:1725 165:1686 166:825 167:1722 168:4155 169:933 170:4936 171:849 172:3497 173:3130 174:1034 175:1183 176:3670 177:5997 178:3552 179:2581 180:2357 181:3418 182:3208 183:1918 184:2353 185:20082 186:5035 187:4523 188:4125 189:3810 190:9171 191:1712 192:11038 193:8804 194:7262 195:5189 196:3230 197:2856 198:6012 199:6107 200:7988 201:6073 202:10405 203:10258 204:4604 205:3480 206:3890 207:3400 208:4120 209:4850 210:4198 211:2344 212:4080 213:3549 214:1095 215:53 216:6575 217:2723 218:1269 219:412 220:2051 221:927 222:661 223:1994 End of report