IPv4 R&E Routing Table Report 18:35 GMT Thu 05 May, 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: 912810 Prefixes after maximum aggregation (per Origin AS): 337599 Deaggregation factor: 2.70 Unique aggregates announced (without unneeded subnets): 430743 Number of IPv4 prefixes with a valid ROA: 673862 Number of IPv4 prefixes with an invalid ROA: 5554 Number of IPv4 prefixes with no ROA: 1146204 Total ASes present in the Internet Routing Table: 73213 Prefixes per ASN: 12.47 Origin-only ASes present in the Internet Routing Table: 62735 Origin ASes announcing only one prefix: 25315 Transit ASes present in the Internet Routing Table: 10478 Transit-only ASes present in the Internet Routing Table: 383 Average AS path length visible in the Internet Routing Table: 5.6 Max AS path length visible: 250 Max AS path prepend of ASN ( 51196) 246 Prefixes from unregistered ASNs in the Routing Table: 1046 Number of instances of unregistered ASNs: 1054 Number of 32-bit ASNs allocated by the RIRs: 39293 Number of 32-bit ASNs visible in the Routing Table: 32677 Prefixes from 32-bit ASNs in the Routing Table: 160025 Number of bogon 32-bit ASNs visible in the Routing Table: 52 Special use prefixes present in the Routing Table: 2 Prefixes being announced from unallocated address space: 494 Number of addresses announced to Internet: 3067339264 Equivalent to 182 /8s, 211 /16s and 226 /24s Percentage of available address space announced: 82.9 Percentage of allocated address space announced: 82.9 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: 315161 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 232073 Total APNIC prefixes after maximum aggregation: 66275 APNIC Deaggregation factor: 3.50 Prefixes being announced from the APNIC address blocks: 227017 Unique aggregates announced from the APNIC address blocks: 94901 APNIC Region origin ASes present in the Internet Routing Table: 12593 APNIC Prefixes per ASN: 18.03 APNIC Region origin ASes announcing only one prefix: 3565 APNIC Region transit ASes present in the Internet Routing Table: 1738 Average APNIC Region AS path length visible: 6.1 Max APNIC Region AS path length visible: 32 Number of APNIC region 32-bit ASNs visible in the Routing Table: 7824 Number of APNIC addresses announced to Internet: 773562624 Equivalent to 46 /8s, 27 /16s and 161 /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: 262747 Total ARIN prefixes after maximum aggregation: 119822 ARIN Deaggregation factor: 2.19 Prefixes being announced from the ARIN address blocks: 262864 Unique aggregates announced from the ARIN address blocks: 124830 ARIN Region origin ASes present in the Internet Routing Table: 19053 ARIN Prefixes per ASN: 13.80 ARIN Region origin ASes announcing only one prefix: 6918 ARIN Region transit ASes present in the Internet Routing Table: 1949 Average ARIN Region AS path length visible: 5.3 Max ARIN Region AS path length visible: 37 Number of ARIN region 32-bit ASNs visible in the Routing Table: 4481 Number of ARIN addresses announced to Internet: 1295620608 Equivalent to 77 /8s, 57 /16s and 154 /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: 260959 Total RIPE prefixes after maximum aggregation: 117691 RIPE Deaggregation factor: 2.22 Prefixes being announced from the RIPE address blocks: 258380 Unique aggregates announced from the RIPE address blocks: 150481 RIPE Region origin ASes present in the Internet Routing Table: 28180 RIPE Prefixes per ASN: 9.17 RIPE Region origin ASes announcing only one prefix: 12014 RIPE Region transit ASes present in the Internet Routing Table: 4029 Average RIPE Region AS path length visible: 5.3 Max RIPE Region AS path length visible: 250 Number of RIPE region 32-bit ASNs visible in the Routing Table: 10737 Number of RIPE addresses announced to Internet: 714023680 Equivalent to 42 /8s, 143 /16s and 35 /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: 124468 Total LACNIC prefixes after maximum aggregation: 27569 LACNIC Deaggregation factor: 4.51 Prefixes being announced from the LACNIC address blocks: 124205 Unique aggregates announced from the LACNIC address blocks: 48455 LACNIC Region origin ASes present in the Internet Routing Table: 10973 LACNIC Prefixes per ASN: 11.32 LACNIC Region origin ASes announcing only one prefix: 2289 LACNIC Region transit ASes present in the Internet Routing Table: 2240 Average LACNIC Region AS path length visible: 6.2 Max LACNIC Region AS path length visible: 67 Number of LACNIC region 32-bit ASNs visible in the Routing Table: 8664 Number of LACNIC addresses announced to Internet: 176454400 Equivalent to 10 /8s, 132 /16s and 123 /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: 31517 Total AfriNIC prefixes after maximum aggregation: 5535 AfriNIC Deaggregation factor: 5.69 Prefixes being announced from the AfriNIC address blocks: 39850 Unique aggregates announced from the AfriNIC address blocks: 11646 AfriNIC Region origin ASes present in the Internet Routing Table: 1639 AfriNIC Prefixes per ASN: 24.31 AfriNIC Region origin ASes announcing only one prefix: 529 AfriNIC Region transit ASes present in the Internet Routing Table: 325 Average AfriNIC Region AS path length visible: 5.0 Max AfriNIC Region AS path length visible: 37 Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 971 Number of AfriNIC addresses announced to Internet: 107401472 Equivalent to 6 /8s, 102 /16s and 209 /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 9133 8883 41 CHINAMOBILE-CN China Mobile Communicati 7545 5918 789 696 TPG-INTERNET-AP TPG Telecom Limited, AU 7552 3592 1330 19 VIETEL-AS-AP Viettel Group, VN 45899 3516 1880 56 VNPT-AS-VN VNPT Corp, VN 7713 3501 1039 53 TELKOMNET-AS-AP PT Telekomunikasi Indon 9498 2404 499 241 BBIL-AP BHARTI Airtel Ltd., IN 4766 2252 11119 595 KIXS-AS-KR Korea Telecom, KR 45090 2187 1438 79 TENCENT-NET-AP Shenzhen Tencent Compute 4755 2120 438 202 TATACOMM-AS TATA Communications formerl 24560 2053 855 379 AIRTELBROADBAND-AS-AP Bharti Airtel Ltd 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 6334 10279 2724 AMAZON-02, US 11492 4476 297 694 CABLEONE, US 22773 3914 3055 342 ASN-CXA-ALL-CCI-22773-RDC, US 7155 3901 264 31 VIASAT-SP-BACKBONE, US 16625 3598 1839 2542 AKAMAI-AS, US 6327 3428 1318 61 SHAW, CA 749 2881 50780 2137 DNIC-AS-00749, US 30036 2623 374 130 MEDIACOM-ENTERPRISE-BUSINESS, US 209 2522 4961 423 CENTURYLINK-US-LEGACY-QWEST, US 20115 2251 3051 492 CHARTER-20115, 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 6772 1730 150 UNI2-AS, ES 9121 6713 1692 17 TTNET, TR 8551 4008 374 39 BEZEQ-INTERNATIONAL-AS Bezeqint Interne 20940 3942 3360 199 AKAMAI-ASN1, NL 39891 3683 212 32 ALJAWWALSTC-AS, SA 6849 2941 355 21 UKRTELNET, UA 12389 2921 2273 908 ROSTELECOM-AS, RU 9009 2491 250 1295 M247, GB 34984 2238 358 632 TELLCOM-AS, TR 47331 2093 329 1603 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 10573 3392 563 Uninet S.A. de C.V., MX 10620 3475 519 738 Telmex Colombia S.A., CO 11830 2432 369 63 Instituto Costarricense de Electricidad 13999 1771 297 476 Mega Cable, S.A. de C.V., MX 6503 1453 355 526 Axtel, S.A.B. de C.V., MX 28573 1389 2333 253 CLARO S.A., BR 3816 1256 669 148 COLOMBIA TELECOMUNICACIONES S.A. ESP, C 6147 1080 369 21 Telefonica del Peru S.A.A., PE 11664 1017 191 442 Techtel LMDS Comunicaciones Interactiva 11172 961 133 63 Alestra, S. de R.L. de C.V., MX 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 1945 323 62 Telkom-Internet, ZA 24863 1653 393 21 LINKdotNET-AS, EG 24835 1395 501 30 RAYA-AS, EG 36992 1314 1519 263 ETISALAT-MISR, EG 36903 1199 545 114 MT-MPLS, MA 29571 918 65 58 ORANGE-COTE-IVOIRE, CI 36935 619 520 42 Vodafone-, EG 6713 612 1863 34 IAM-AS, MA 15399 497 50 30 WANANCHI-, KE 37342 467 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 10573 3392 563 Uninet S.A. de C.V., MX 9808 9133 8883 41 CHINAMOBILE-CN China Mobile Communicati 12479 6772 1730 150 UNI2-AS, ES 9121 6713 1692 17 TTNET, TR 16509 6334 10279 2724 AMAZON-02, US 7545 5918 789 696 TPG-INTERNET-AP TPG Telecom Limited, AU 11492 4476 297 694 CABLEONE, US 8551 4008 374 39 BEZEQ-INTERNATIONAL-AS Bezeqint Interne 20940 3942 3360 199 AKAMAI-ASN1, NL 22773 3914 3055 342 ASN-CXA-ALL-CCI-22773-RDC, 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 9133 9092 CHINAMOBILE-CN China Mobile Communications Grou 9121 6713 6696 TTNET, TR 12479 6772 6622 UNI2-AS, ES 7545 5918 5222 TPG-INTERNET-AP TPG Telecom Limited, AU 8551 4008 3969 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo 7155 3901 3870 VIASAT-SP-BACKBONE, US 11492 4476 3782 CABLEONE, US 20940 3942 3743 AKAMAI-ASN1, NL 39891 3683 3651 ALJAWWALSTC-AS, SA 16509 6334 3610 AMAZON-02, 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 62828 UNALLOCATED 8.21.130.0/24 3356 LEVEL3, US 393266 UNALLOCATED 8.23.52.0/24 46887 LIGHTOWER, US 18604 UNALLOCATED 8.25.204.0/24 3356 LEVEL3, US 394936 UNALLOCATED 8.33.224.0/24 22442 HOU-PHONOSCOPE, US 54338 UNALLOCATED 8.33.241.0/24 6461 ZAYO-6461, US 395438 UNALLOCATED 8.42.206.0/24 3356 LEVEL3, US 395056 UNALLOCATED 8.45.133.0/24 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 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 23.131.188.0/24 Origin: 174 COGENT-174, US 23.131.188.0/24 Transit: 36944 UBUNTU-UNICAST-AS, MW 23.141.0.0/24 Origin: 395350 UNASSIGNED 23.141.0.0/24 Transit: 11426 TWC-11426-CAROLINAS, US 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 41.57.124.0/22 Origin: 37442 UNASSIGNED 41.57.124.0/22 Transit: 37204 TELONE, ZW 41.57.124.0/23 Origin: 37442 UNASSIGNED 41.57.124.0/23 Transit: 37204 TELONE, ZW 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 /10:40 /11:100 /12:304 /13:589 /14:1216 /15:2124 /16:13615 /17:8353 /18:14034 /19:25227 /20:43311 /21:52600 /22:109107 /23:99372 /24:542789 /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 9121 5870 6713 TTNET, TR 12479 5753 6772 UNI2-AS, ES 8151 4290 10573 Uninet S.A. de C.V., MX 8551 3474 4008 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo 11492 3382 4476 CABLEONE, US 6327 3241 3428 SHAW, CA 39891 3003 3683 ALJAWWALSTC-AS, SA 7155 2991 3901 VIASAT-SP-BACKBONE, US 22773 2932 3914 ASN-CXA-ALL-CCI-22773-RDC, US 6849 2786 2941 UKRTELNET, UA Complete listing at https://bgp.nsrc.org/REN/RENU/data-sXXas-nos Number of /24s announced per /8 block (Global) ---------------------------------------------- 1:1933 2:1044 3:154 4:8 5:3919 6:104 7:5 8:1565 9:1 11:172 12:1708 13:297 14:2378 15:195 16:45 17:385 18:159 20:198 21:4 22:188 23:5660 24:2336 25:6 27:2658 29:19 31:2447 32:97 34:1 35:73 36:1780 37:4468 38:2815 39:702 40:163 41:4480 42:1092 43:2209 44:297 45:16998 46:4190 47:340 49:1689 50:2172 51:101 52:1419 54:365 55:737 56:8 57:66 58:1767 59:1122 60:959 61:2272 62:2601 63:1970 64:5537 65:2337 66:4946 67:3015 68:1222 69:4168 70:1336 71:652 72:3116 74:2674 75:1400 76:583 77:2305 78:3984 79:3116 80:2013 81:1765 82:1498 83:1215 84:1373 85:3700 86:714 87:2058 88:2740 89:3354 90:520 91:7734 92:2007 93:2602 94:3554 95:4795 96:1306 97:350 98:992 99:737 100:75 101:1278 102:2281 103:29190 104:4384 105:2050 106:872 107:2541 108:847 109:4243 110:2024 111:3239 112:2031 113:1506 114:1522 115:2095 116:1887 117:2521 118:2335 119:1840 120:1664 121:1041 122:2586 123:2142 124:1543 125:2084 128:1244 129:1167 130:984 131:2222 132:822 133:372 134:1909 135:296 136:884 137:866 138:2707 139:1502 140:861 141:1409 142:1298 143:1518 144:1206 145:344 146:1818 147:1491 148:2226 149:1732 150:860 151:1079 152:1861 153:540 154:3624 155:1431 156:1858 157:1238 158:1042 159:2168 160:2562 161:1265 162:3487 163:1283 164:1681 165:1645 166:710 167:1717 168:4048 169:872 170:4868 171:831 172:3159 173:3123 174:1024 175:1158 176:3575 177:5716 178:3532 179:2430 180:2285 181:3027 182:3218 183:1937 184:2384 185:19620 186:4705 187:4257 188:3970 189:3613 190:9006 191:1761 192:11046 193:8664 194:7049 195:5037 196:3177 197:2784 198:6047 199:6076 200:7839 201:5912 202:10299 203:10238 204:4571 205:3363 206:3801 207:3401 208:4062 209:4711 210:4122 211:2361 212:4072 213:3466 214:1146 215:67 216:6480 217:2772 218:1267 219:410 220:1947 221:981 222:670 223:2123 End of report