IPv4 R&E Routing Table Report 18:35 GMT Thu 17 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: 932882 Prefixes after maximum aggregation (per Origin AS): 345880 Deaggregation factor: 2.70 Unique aggregates announced (without unneeded subnets): 443010 Number of IPv4 prefixes with a valid ROA: 380413 Number of IPv4 prefixes with an invalid ROA: 2745 Number of IPv4 prefixes with no ROA: 549724 Total ASes present in the Internet Routing Table: 73879 Prefixes per ASN: 12.63 Origin-only ASes present in the Internet Routing Table: 63354 Origin ASes announcing only one prefix: 25556 Transit ASes present in the Internet Routing Table: 10525 Transit-only ASes present in the Internet Routing Table: 426 Paths with bogon ASNs present in the IPv4 Routing Table: 133 Average AS path length visible in the Internet Routing Table: 5.6 Max AS path length visible: 59 Max AS path prepend of ASN ( 37447) 57 Prefixes from unregistered ASNs in the Routing Table: 1094 Number of instances of unregistered ASNs: 1098 Number of 32-bit ASNs allocated by the RIRs: 40636 Number of 32-bit ASNs visible in the Routing Table: 33735 Prefixes from 32-bit ASNs in the Routing Table: 170814 Number of bogon 32-bit ASNs visible in the Routing Table: 61 Special use prefixes present in the Routing Table: 2 Prefixes being announced from unallocated address space: 510 Number of addresses announced to Internet: 3064015360 Equivalent to 182 /8s, 161 /16s and 42 /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: 322043 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 236170 Total APNIC prefixes after maximum aggregation: 67723 APNIC Deaggregation factor: 3.49 Prefixes being announced from the APNIC address blocks: 231057 Unique aggregates announced from the APNIC address blocks: 97162 APNIC Region origin ASes present in the Internet Routing Table: 13054 APNIC Prefixes per ASN: 17.70 APNIC Region origin ASes announcing only one prefix: 3773 APNIC Region transit ASes present in the Internet Routing Table: 1759 Average APNIC Region AS path length visible: 6.0 Max APNIC Region AS path length visible: 28 Number of APNIC region 32-bit ASNs visible in the Routing Table: 8332 Number of APNIC addresses announced to Internet: 773192960 Equivalent to 46 /8s, 21 /16s and 253 /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: 269277 Total ARIN prefixes after maximum aggregation: 121893 ARIN Deaggregation factor: 2.21 Prefixes being announced from the ARIN address blocks: 270875 Unique aggregates announced from the ARIN address blocks: 129246 ARIN Region origin ASes present in the Internet Routing Table: 19087 ARIN Prefixes per ASN: 14.19 ARIN Region origin ASes announcing only one prefix: 6982 ARIN Region transit ASes present in the Internet Routing Table: 1955 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: 4681 Number of ARIN addresses announced to Internet: 1289659648 Equivalent to 76 /8s, 222 /16s and 165 /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: 266054 Total RIPE prefixes after maximum aggregation: 121466 RIPE Deaggregation factor: 2.19 Prefixes being announced from the RIPE address blocks: 262653 Unique aggregates announced from the RIPE address blocks: 155332 RIPE Region origin ASes present in the Internet Routing Table: 28179 RIPE Prefixes per ASN: 9.32 RIPE Region origin ASes announcing only one prefix: 11967 RIPE Region transit ASes present in the Internet Routing Table: 3997 Average RIPE Region AS path length visible: 5.4 Max RIPE Region AS path length visible: 34 Number of RIPE region 32-bit ASNs visible in the Routing Table: 10906 Number of RIPE addresses announced to Internet: 716419328 Equivalent to 42 /8s, 179 /16s and 177 /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: 127468 Total LACNIC prefixes after maximum aggregation: 28235 LACNIC Deaggregation factor: 4.51 Prefixes being announced from the LACNIC address blocks: 126784 Unique aggregates announced from the LACNIC address blocks: 48873 LACNIC Region origin ASes present in the Internet Routing Table: 11001 LACNIC Prefixes per ASN: 11.52 LACNIC Region origin ASes announcing only one prefix: 2269 LACNIC Region transit ASes present in the Internet Routing Table: 2282 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: 8768 Number of LACNIC addresses announced to Internet: 175946240 Equivalent to 10 /8s, 124 /16s and 186 /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: 32819 Total AfriNIC prefixes after maximum aggregation: 5749 AfriNIC Deaggregation factor: 5.71 Prefixes being announced from the AfriNIC address blocks: 41003 Unique aggregates announced from the AfriNIC address blocks: 11966 AfriNIC Region origin ASes present in the Internet Routing Table: 1724 AfriNIC Prefixes per ASN: 23.78 AfriNIC Region origin ASes announcing only one prefix: 565 AfriNIC Region transit ASes present in the Internet Routing Table: 323 Average AfriNIC Region AS path length visible: 4.9 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: 108516352 Equivalent to 6 /8s, 119 /16s and 212 /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 9117 8883 47 CHINAMOBILE-CN China Mobile Communicati 7545 5944 786 696 TPG-INTERNET-AP TPG Telecom Limited, AU 7552 3613 1330 20 VIETEL-AS-AP Viettel Group, VN 7713 3526 1043 63 TELKOMNET-AS-AP PT Telekomunikasi Indon 45899 3483 1877 66 VNPT-AS-VN VNPT Corp, VN 9498 2537 499 239 BBIL-AP BHARTI Airtel Ltd., IN 4766 2290 11250 593 KIXS-AS-KR Korea Telecom, KR 24560 2288 849 419 AIRTELBROADBAND-AS-AP Bharti Airtel Ltd 45090 2196 1438 79 TENCENT-NET-AP Shenzhen Tencent Compute 4755 2159 440 213 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 7634 10620 2897 AMAZON-02, US 11492 4595 304 519 CABLEONE, US 7155 3894 265 32 VIASAT-SP-BACKBONE, US 22773 3748 3063 340 ASN-CXA-ALL-CCI-22773-RDC, US 16625 3590 1876 2571 AKAMAI-AS, US 6327 3524 1320 63 SHAW, CA 749 3064 50657 2331 DNIC-AS-00749, US 30036 2600 372 278 MEDIACOM-ENTERPRISE-BUSINESS, US 7018 2588 24059 1558 ATT-INTERNET4, US 396982 2564 3482 359 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 6954 1730 144 UNI2-AS, ES 9121 6709 1692 17 TTNET, TR 20940 4129 3400 180 AKAMAI-ASN1, NL 39891 4010 234 47 ALJAWWALSTC-AS, SA 8551 3989 374 38 BEZEQ-INTERNATIONAL-AS Bezeqint Interne 12389 2926 2290 911 ROSTELECOM-AS, RU 9009 2650 254 1362 M247, RO 6849 2382 339 20 UKRTELNET, UA 34984 2239 357 615 TELLCOM-AS, TR 47331 2204 337 1674 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 10802 3346 604 Uninet S.A. de C.V., MX 10620 3454 506 855 Telmex Colombia S.A., CO 11830 2299 369 64 Instituto Costarricense de Electricidad 13999 2121 347 551 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 1287 728 154 COLOMBIA TELECOMUNICACIONES S.A. ESP, C 11664 1112 182 475 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 1888 326 57 Telkom-Internet, ZA 24863 1574 393 21 LINKdotNET-AS, EG 24835 1545 521 31 RAYA-AS, EG 36992 1355 1520 270 ETISALAT-MISR, EG 36903 1242 550 99 MT-MPLS, MA 29571 1010 67 42 ORANGE-COTE-IVOIRE, CI 36935 828 520 42 Vodafone-, EG 6713 612 1863 34 IAM-AS, MA 15399 505 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 10802 3346 604 Uninet S.A. de C.V., MX 9808 9117 8883 47 CHINAMOBILE-CN China Mobile Communicati 16509 7634 10620 2897 AMAZON-02, US 12479 6954 1730 144 UNI2-AS, ES 9121 6709 1692 17 TTNET, TR 7545 5944 786 696 TPG-INTERNET-AP TPG Telecom Limited, AU 11492 4595 304 519 CABLEONE, US 20940 4129 3400 180 AKAMAI-ASN1, NL 39891 4010 234 47 ALJAWWALSTC-AS, SA 8551 3989 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 9117 9070 CHINAMOBILE-CN China Mobile Communications Grou 12479 6954 6810 UNI2-AS, ES 9121 6709 6692 TTNET, TR 7545 5944 5248 TPG-INTERNET-AP TPG Telecom Limited, AU 16509 7634 4737 AMAZON-02, US 11492 4595 4076 CABLEONE, US 39891 4010 3963 ALJAWWALSTC-AS, SA 8551 3989 3951 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo 20940 4129 3949 AKAMAI-ASN1, NL 7155 3894 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 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 /15:2104 /16:13601 /17:8413 /18:14112 /19:25216 /20:44061 /21:53043 /22:111140 /23:101256 /24:557683 /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 5977 6954 UNI2-AS, ES 9121 5865 6709 TTNET, TR 8151 4760 10802 Uninet S.A. de C.V., MX 11492 3507 4595 CABLEONE, US 8551 3453 3989 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo 6327 3332 3524 SHAW, CA 39891 3193 4010 ALJAWWALSTC-AS, SA 7155 2983 3894 VIASAT-SP-BACKBONE, US 22773 2768 3748 ASN-CXA-ALL-CCI-22773-RDC, US 30036 2256 2600 MEDIACOM-ENTERPRISE-BUSINESS, US Complete listing at https://bgp.nsrc.org/REN/RENU/data-sXXas-nos Number of /24s announced per /8 block (Global) ---------------------------------------------- 1:1866 2:1042 3:166 4:7 5:4233 6:118 7:5 8:1585 9:1 11:173 12:1617 13:380 14:2374 15:287 16:71 17:362 18:384 20:243 21:4 22:188 23:6034 24:2516 25:6 27:2784 29:19 31:2506 32:95 34:8 35:94 36:1824 37:4567 38:3778 39:773 40:155 41:4422 42:1184 43:2302 44:303 45:17524 46:4198 47:379 49:1728 50:1938 51:245 52:1505 54:398 55:845 56:8 57:87 58:1794 59:1113 60:1007 61:2461 62:2671 63:1963 64:5667 65:2348 66:4922 67:3043 68:1412 69:4196 70:1289 71:689 72:3067 74:2672 75:1483 76:598 77:2362 78:4026 79:3156 80:2061 81:1850 82:1506 83:1220 84:1505 85:3786 86:732 87:2021 88:2849 89:3511 90:571 91:7684 92:2049 93:2587 94:3590 95:4862 96:1340 97:349 98:1176 99:740 100:69 101:1307 102:2782 103:30571 104:4587 105:1988 106:826 107:2543 108:930 109:4335 110:2006 111:3269 112:2055 113:1536 114:1616 115:2132 116:1890 117:2494 118:2333 119:1854 120:1697 121:1070 122:2605 123:2161 124:1530 125:2152 128:1304 129:1041 130:988 131:2232 132:853 133:401 134:1914 135:336 136:881 137:931 138:2837 139:1515 140:1098 141:1494 142:1424 143:1485 144:1211 145:351 146:1898 147:1523 148:2266 149:1847 150:879 151:1147 152:1960 153:538 154:3908 155:1428 156:1636 157:1297 158:1040 159:2225 160:2677 161:1428 162:3547 163:1473 164:1732 165:1689 166:825 167:1730 168:4167 169:940 170:4949 171:851 172:3524 173:3133 174:1034 175:1189 176:3661 177:5981 178:3551 179:2597 180:2356 181:3412 182:3207 183:1916 184:2358 185:20097 186:5012 187:4513 188:4137 189:3825 190:9197 191:1804 192:11044 193:8799 194:7264 195:5192 196:3237 197:2847 198:6017 199:6128 200:8010 201:6059 202:10416 203:10263 204:4609 205:3493 206:3879 207:3396 208:4136 209:4846 210:4231 211:2360 212:4094 213:3555 214:1098 215:57 216:6592 217:2725 218:1267 219:414 220:2049 221:950 222:666 223:1993 End of report