IPv4 R&E Routing Table Report 18:35 GMT Mon 25 Apr, 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: 912968 Prefixes after maximum aggregation (per Origin AS): 337660 Deaggregation factor: 2.70 Unique aggregates announced (without unneeded subnets): 430813 Number of IPv4 prefixes with a valid ROA: 663149 Number of IPv4 prefixes with an invalid ROA: 5865 Number of IPv4 prefixes with no ROA: 1156922 Total ASes present in the Internet Routing Table: 73196 Prefixes per ASN: 12.47 Origin-only ASes present in the Internet Routing Table: 62684 Origin ASes announcing only one prefix: 25316 Transit ASes present in the Internet Routing Table: 10512 Transit-only ASes present in the Internet Routing Table: 380 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: 1049 Number of instances of unregistered ASNs: 1056 Number of 32-bit ASNs allocated by the RIRs: 39201 Number of 32-bit ASNs visible in the Routing Table: 32631 Prefixes from 32-bit ASNs in the Routing Table: 159803 Number of bogon 32-bit ASNs visible in the Routing Table: 50 Special use prefixes present in the Routing Table: 2 Prefixes being announced from unallocated address space: 503 Number of addresses announced to Internet: 3067255296 Equivalent to 182 /8s, 210 /16s and 154 /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: 315126 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 232110 Total APNIC prefixes after maximum aggregation: 66250 APNIC Deaggregation factor: 3.50 Prefixes being announced from the APNIC address blocks: 227031 Unique aggregates announced from the APNIC address blocks: 94751 APNIC Region origin ASes present in the Internet Routing Table: 12582 APNIC Prefixes per ASN: 18.04 APNIC Region origin ASes announcing only one prefix: 3567 APNIC Region transit ASes present in the Internet Routing Table: 1741 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: 7812 Number of APNIC addresses announced to Internet: 773714944 Equivalent to 46 /8s, 29 /16s and 244 /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: 262892 Total ARIN prefixes after maximum aggregation: 119993 ARIN Deaggregation factor: 2.19 Prefixes being announced from the ARIN address blocks: 263017 Unique aggregates announced from the ARIN address blocks: 124758 ARIN Region origin ASes present in the Internet Routing Table: 19050 ARIN Prefixes per ASN: 13.81 ARIN Region origin ASes announcing only one prefix: 6918 ARIN Region transit ASes present in the Internet Routing Table: 1963 Average ARIN Region AS path length visible: 5.4 Max ARIN Region AS path length visible: 39 Number of ARIN region 32-bit ASNs visible in the Routing Table: 4468 Number of ARIN addresses announced to Internet: 1295427584 Equivalent to 77 /8s, 54 /16s and 168 /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: 260860 Total RIPE prefixes after maximum aggregation: 117600 RIPE Deaggregation factor: 2.22 Prefixes being announced from the RIPE address blocks: 258299 Unique aggregates announced from the RIPE address blocks: 150669 RIPE Region origin ASes present in the Internet Routing Table: 28182 RIPE Prefixes per ASN: 9.17 RIPE Region origin ASes announcing only one prefix: 12013 RIPE Region transit ASes present in the Internet Routing Table: 4040 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: 10730 Number of RIPE addresses announced to Internet: 713925632 Equivalent to 42 /8s, 141 /16s and 164 /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: 124539 Total LACNIC prefixes after maximum aggregation: 27530 LACNIC Deaggregation factor: 4.52 Prefixes being announced from the LACNIC address blocks: 124255 Unique aggregates announced from the LACNIC address blocks: 48473 LACNIC Region origin ASes present in the Internet Routing Table: 10968 LACNIC Prefixes per ASN: 11.33 LACNIC Region origin ASes announcing only one prefix: 2287 LACNIC Region transit ASes present in the Internet Routing Table: 2243 Average LACNIC Region AS path length visible: 6.2 Max LACNIC Region AS path length visible: 65 Number of LACNIC region 32-bit ASNs visible in the Routing Table: 8654 Number of LACNIC addresses announced to Internet: 176432384 Equivalent to 10 /8s, 132 /16s and 37 /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: 31518 Total AfriNIC prefixes after maximum aggregation: 5576 AfriNIC Deaggregation factor: 5.65 Prefixes being announced from the AfriNIC address blocks: 39863 Unique aggregates announced from the AfriNIC address blocks: 11723 AfriNIC Region origin ASes present in the Internet Routing Table: 1637 AfriNIC Prefixes per ASN: 24.35 AfriNIC Region origin ASes announcing only one prefix: 531 AfriNIC Region transit ASes present in the Internet Routing Table: 327 Average AfriNIC Region AS path length visible: 5.0 Max AfriNIC Region AS path length visible: 27 Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 967 Number of AfriNIC addresses announced to Internet: 107472640 Equivalent to 6 /8s, 103 /16s and 231 /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 9140 8883 39 CHINAMOBILE-CN China Mobile Communicati 7545 5908 789 696 TPG-INTERNET-AP TPG Telecom Limited, AU 7552 3593 1330 19 VIETEL-AS-AP Viettel Group, VN 45899 3512 1880 56 VNPT-AS-VN VNPT Corp, VN 7713 3501 1039 53 TELKOMNET-AS-AP PT Telekomunikasi Indon 9498 2401 491 239 BBIL-AP BHARTI Airtel Ltd., IN 4766 2250 11119 591 KIXS-AS-KR Korea Telecom, KR 45090 2187 1438 79 TENCENT-NET-AP Shenzhen Tencent Compute 4755 2117 429 197 TATACOMM-AS TATA Communications formerl 24560 2049 855 376 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 6250 10274 2709 AMAZON-02, US 11492 4474 297 690 CABLEONE, US 22773 3932 3058 359 ASN-CXA-ALL-CCI-22773-RDC, US 7155 3900 264 31 VIASAT-SP-BACKBONE, US 16625 3609 1850 2548 AKAMAI-AS, US 6327 3430 1318 61 SHAW, CA 749 2882 50780 2138 DNIC-AS-00749, US 30036 2614 373 141 MEDIACOM-ENTERPRISE-BUSINESS, US 209 2520 4961 422 CENTURYLINK-US-LEGACY-QWEST, US 20115 2255 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 6725 1692 17 TTNET, TR 8551 4008 374 39 BEZEQ-INTERNATIONAL-AS Bezeqint Interne 20940 3936 3348 213 AKAMAI-ASN1, NL 39891 3683 212 32 ALJAWWALSTC-AS, SA 6849 2941 355 21 UKRTELNET, UA 12389 2923 2273 908 ROSTELECOM-AS, RU 9009 2477 247 1287 M247, GB 34984 2239 358 633 TELLCOM-AS, TR 47331 2094 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 10593 3391 560 Uninet S.A. de C.V., MX 10620 3472 519 741 Telmex Colombia S.A., CO 11830 2433 369 63 Instituto Costarricense de Electricidad 13999 1755 296 470 Mega Cable, S.A. de C.V., MX 6503 1455 355 525 Axtel, S.A.B. de C.V., MX 28573 1385 2333 253 CLARO S.A., BR 3816 1255 667 147 COLOMBIA TELECOMUNICACIONES S.A. ESP, C 6147 1085 369 21 Telefonica del Peru S.A.A., PE 11664 1023 191 447 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 1941 322 60 Telkom-Internet, ZA 24863 1653 393 21 LINKdotNET-AS, EG 24835 1473 523 33 RAYA-AS, EG 36992 1314 1519 263 ETISALAT-MISR, EG 36903 1199 545 114 MT-MPLS, MA 29571 907 65 58 ORANGE-COTE-IVOIRE, CI 36935 773 520 42 Vodafone-, EG 6713 612 1863 34 IAM-AS, MA 15399 498 50 30 WANANCHI-, KE 37342 468 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 10593 3391 560 Uninet S.A. de C.V., MX 9808 9140 8883 39 CHINAMOBILE-CN China Mobile Communicati 12479 6772 1730 150 UNI2-AS, ES 9121 6725 1692 17 TTNET, TR 16509 6250 10274 2709 AMAZON-02, US 7545 5908 789 696 TPG-INTERNET-AP TPG Telecom Limited, AU 11492 4474 297 690 CABLEONE, US 8551 4008 374 39 BEZEQ-INTERNATIONAL-AS Bezeqint Interne 20940 3936 3348 213 AKAMAI-ASN1, NL 22773 3932 3058 359 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 9140 9101 CHINAMOBILE-CN China Mobile Communications Grou 9121 6725 6708 TTNET, TR 12479 6772 6622 UNI2-AS, ES 7545 5908 5212 TPG-INTERNET-AP TPG Telecom Limited, AU 8551 4008 3969 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo 7155 3900 3869 VIASAT-SP-BACKBONE, US 11492 4474 3784 CABLEONE, US 20940 3936 3723 AKAMAI-ASN1, NL 39891 3683 3651 ALJAWWALSTC-AS, SA 7552 3593 3574 VIETEL-AS-AP Viettel Group, VN 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 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 23.141.0.0/24 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 41.57.124.0/24 Origin: 37442 UNASSIGNED 41.57.124.0/24 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 /13:590 /14:1214 /15:2119 /16:13587 /17:8298 /18:14019 /19:25240 /20:43302 /21:52694 /22:109348 /23:99377 /24:542707 /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 5881 6725 TTNET, TR 12479 5753 6772 UNI2-AS, ES 8151 4249 10593 Uninet S.A. de C.V., MX 8551 3474 4008 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo 11492 3380 4474 CABLEONE, US 6327 3243 3430 SHAW, CA 39891 3003 3683 ALJAWWALSTC-AS, SA 7155 2990 3900 VIASAT-SP-BACKBONE, US 22773 2937 3932 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) ---------------------------------------------- 1:1935 2:1043 3:154 4:9 5:3906 6:102 7:5 8:1568 9:1 11:172 12:1709 13:299 14:2372 15:192 16:45 17:381 18:159 20:198 21:4 22:188 23:5656 24:2393 25:6 27:2658 29:19 31:2438 32:97 34:2 35:73 36:1781 37:4466 38:2853 39:701 40:163 41:4411 42:1090 43:2208 44:292 45:16966 46:4172 47:338 49:1688 50:2173 51:102 52:1419 54:363 55:715 56:8 57:65 58:1761 59:1122 60:957 61:2288 62:2581 63:1973 64:5531 65:2338 66:4957 67:3014 68:1225 69:4161 70:1339 71:666 72:3117 74:2688 75:1397 76:590 77:2300 78:3979 79:3114 80:1999 81:1766 82:1502 83:1217 84:1369 85:3680 86:707 87:2054 88:2736 89:3346 90:523 91:7740 92:2013 93:2613 94:3561 95:4813 96:1297 97:353 98:992 99:737 100:75 101:1277 102:2262 103:29134 104:4381 105:2053 106:856 107:2520 108:851 109:4239 110:2039 111:3240 112:2031 113:1492 114:1521 115:2085 116:1886 117:2526 118:2333 119:1847 120:1661 121:1043 122:2585 123:2143 124:1543 125:2079 128:1242 129:1167 130:983 131:2216 132:812 133:372 134:1923 135:296 136:892 137:869 138:2705 139:1500 140:866 141:1418 142:1300 143:1537 144:1218 145:344 146:1824 147:1484 148:2231 149:1731 150:867 151:1078 152:1854 153:539 154:3632 155:1431 156:1864 157:1238 158:1042 159:2128 160:2551 161:1323 162:3480 163:1273 164:1677 165:1644 166:704 167:1725 168:4050 169:859 170:4871 171:832 172:3148 173:3115 174:1023 175:1157 176:3582 177:5739 178:3541 179:2431 180:2277 181:3012 182:3208 183:1937 184:2390 185:19608 186:4736 187:4243 188:3971 189:3594 190:9019 191:1745 192:11035 193:8662 194:7034 195:5043 196:3172 197:2784 198:6048 199:6065 200:7876 201:5916 202:10294 203:10236 204:4565 205:3430 206:3802 207:3401 208:4088 209:4710 210:4110 211:2361 212:4074 213:3471 214:1160 215:67 216:6487 217:2769 218:1263 219:410 220:1952 221:982 222:672 223:2124 End of report