IPv4 R&E Routing Table Report 18:35 GMT Fri 06 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: 913270 Prefixes after maximum aggregation (per Origin AS): 337681 Deaggregation factor: 2.70 Unique aggregates announced (without unneeded subnets): 430840 Number of IPv4 prefixes with a valid ROA: 674091 Number of IPv4 prefixes with an invalid ROA: 5501 Number of IPv4 prefixes with no ROA: 1146948 Total ASes present in the Internet Routing Table: 73215 Prefixes per ASN: 12.47 Origin-only ASes present in the Internet Routing Table: 62737 Origin ASes announcing only one prefix: 25326 Transit ASes present in the Internet Routing Table: 10478 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: 1045 Number of instances of unregistered ASNs: 1053 Number of 32-bit ASNs allocated by the RIRs: 39310 Number of 32-bit ASNs visible in the Routing Table: 32675 Prefixes from 32-bit ASNs in the Routing Table: 160036 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: 493 Number of addresses announced to Internet: 3067352832 Equivalent to 182 /8s, 212 /16s and 23 /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: 315250 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 232046 Total APNIC prefixes after maximum aggregation: 66243 APNIC Deaggregation factor: 3.50 Prefixes being announced from the APNIC address blocks: 227126 Unique aggregates announced from the APNIC address blocks: 94855 APNIC Region origin ASes present in the Internet Routing Table: 12592 APNIC Prefixes per ASN: 18.04 APNIC Region origin ASes announcing only one prefix: 3569 APNIC Region transit ASes present in the Internet Routing Table: 1739 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: 773603072 Equivalent to 46 /8s, 28 /16s and 63 /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: 262904 Total ARIN prefixes after maximum aggregation: 119935 ARIN Deaggregation factor: 2.19 Prefixes being announced from the ARIN address blocks: 262904 Unique aggregates announced from the ARIN address blocks: 124834 ARIN Region origin ASes present in the Internet Routing Table: 19052 ARIN Prefixes per ASN: 13.80 ARIN Region origin ASes announcing only one prefix: 6917 ARIN Region transit ASes present in the Internet Routing Table: 1948 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: 4479 Number of ARIN addresses announced to Internet: 1295504640 Equivalent to 77 /8s, 55 /16s and 213 /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: 261008 Total RIPE prefixes after maximum aggregation: 117690 RIPE Deaggregation factor: 2.22 Prefixes being announced from the RIPE address blocks: 258374 Unique aggregates announced from the RIPE address blocks: 150453 RIPE Region origin ASes present in the Internet Routing Table: 28178 RIPE Prefixes per ASN: 9.17 RIPE Region origin ASes announcing only one prefix: 12015 RIPE Region transit ASes present in the Internet Routing Table: 4031 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: 10731 Number of RIPE addresses announced to Internet: 714068224 Equivalent to 42 /8s, 143 /16s and 209 /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: 124695 Total LACNIC prefixes after maximum aggregation: 27558 LACNIC Deaggregation factor: 4.52 Prefixes being announced from the LACNIC address blocks: 124408 Unique aggregates announced from the LACNIC address blocks: 48566 LACNIC Region origin ASes present in the Internet Routing Table: 10985 LACNIC Prefixes per ASN: 11.33 LACNIC Region origin ASes announcing only one prefix: 2299 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: 8673 Number of LACNIC addresses announced to Internet: 176498176 Equivalent to 10 /8s, 133 /16s and 38 /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: 31572 Total AfriNIC prefixes after maximum aggregation: 5549 AfriNIC Deaggregation factor: 5.69 Prefixes being announced from the AfriNIC address blocks: 39965 Unique aggregates announced from the AfriNIC address blocks: 11703 AfriNIC Region origin ASes present in the Internet Routing Table: 1637 AfriNIC Prefixes per ASN: 24.41 AfriNIC Region origin ASes announcing only one prefix: 526 AfriNIC Region transit ASes present in the Internet Routing Table: 330 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: 968 Number of AfriNIC addresses announced to Internet: 107402496 Equivalent to 6 /8s, 102 /16s and 213 /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 9131 8883 41 CHINAMOBILE-CN China Mobile Communicati 7545 5921 789 696 TPG-INTERNET-AP TPG Telecom Limited, AU 7552 3592 1330 19 VIETEL-AS-AP Viettel Group, VN 45899 3517 1880 56 VNPT-AS-VN VNPT Corp, VN 7713 3501 1039 53 TELKOMNET-AS-AP PT Telekomunikasi Indon 9498 2406 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 2119 438 201 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 6343 10280 2725 AMAZON-02, US 11492 4476 297 694 CABLEONE, US 22773 3922 3050 352 ASN-CXA-ALL-CCI-22773-RDC, US 7155 3901 264 31 VIASAT-SP-BACKBONE, US 16625 3597 1839 2541 AKAMAI-AS, US 6327 3436 1318 61 SHAW, CA 749 2881 50780 2137 DNIC-AS-00749, US 30036 2623 374 130 MEDIACOM-ENTERPRISE-BUSINESS, US 209 2515 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 6767 1730 150 UNI2-AS, ES 9121 6710 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 2920 2273 908 ROSTELECOM-AS, RU 9009 2496 250 1297 M247, GB 34984 2239 358 633 TELLCOM-AS, TR 47331 2091 329 1602 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 10578 3394 562 Uninet S.A. de C.V., MX 10620 3475 519 738 Telmex Colombia S.A., CO 11830 2433 369 63 Instituto Costarricense de Electricidad 13999 1782 298 470 Mega Cable, S.A. de C.V., MX 6503 1457 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 1014 191 443 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 1442 501 30 RAYA-AS, EG 36992 1314 1519 263 ETISALAT-MISR, EG 36903 1199 545 114 MT-MPLS, MA 29571 927 65 58 ORANGE-COTE-IVOIRE, CI 36935 619 520 42 Vodafone-, EG 6713 611 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 10578 3394 562 Uninet S.A. de C.V., MX 9808 9131 8883 41 CHINAMOBILE-CN China Mobile Communicati 12479 6767 1730 150 UNI2-AS, ES 9121 6710 1692 17 TTNET, TR 16509 6343 10280 2725 AMAZON-02, US 7545 5921 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 3922 3050 352 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 9131 9090 CHINAMOBILE-CN China Mobile Communications Grou 9121 6710 6693 TTNET, TR 12479 6767 6617 UNI2-AS, ES 7545 5921 5225 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 6343 3618 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 23.141.0.0/24 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 /13:589 /14:1216 /15:2124 /16:13614 /17:8360 /18:14040 /19:25231 /20:43339 /21:52601 /22:109169 /23:99306 /24:543208 /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 5867 6710 TTNET, TR 12479 5748 6767 UNI2-AS, ES 8151 4294 10578 Uninet S.A. de C.V., MX 8551 3474 4008 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo 11492 3382 4476 CABLEONE, US 6327 3249 3436 SHAW, CA 39891 3003 3683 ALJAWWALSTC-AS, SA 7155 2991 3901 VIASAT-SP-BACKBONE, US 22773 2933 3922 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) ---------------------------------------------- 1:1934 2:1040 3:154 4:8 5:3919 6:103 7:5 8:1568 9:1 11:172 12:1708 13:299 14:2378 15:198 16:45 17:385 18:158 20:209 21:4 22:188 23:5662 24:2335 25:6 27:2658 29:19 31:2446 32:97 34:1 35:73 36:1782 37:4464 38:2817 39:701 40:163 41:4478 42:1092 43:2214 44:296 45:17038 46:4189 47:322 49:1697 50:2170 51:101 52:1420 54:365 55:736 56:8 57:66 58:1766 59:1121 60:959 61:2273 62:2599 63:1969 64:5541 65:2339 66:4950 67:3015 68:1221 69:4167 70:1336 71:681 72:3117 74:2672 75:1400 76:585 77:2298 78:3983 79:3115 80:2015 81:1766 82:1498 83:1216 84:1372 85:3698 86:713 87:2061 88:2739 89:3355 90:519 91:7734 92:2007 93:2604 94:3551 95:4793 96:1306 97:350 98:995 99:736 100:75 101:1278 102:2289 103:29278 104:4393 105:2049 106:873 107:2541 108:842 109:4234 110:2023 111:3233 112:2029 113:1504 114:1523 115:2096 116:1889 117:2521 118:2335 119:1841 120:1664 121:1043 122:2588 123:2140 124:1543 125:2085 128:1247 129:1170 130:985 131:2222 132:819 133:372 134:1903 135:296 136:886 137:867 138:2709 139:1503 140:856 141:1407 142:1297 143:1520 144:1213 145:344 146:1819 147:1492 148:2233 149:1730 150:857 151:1082 152:1861 153:540 154:3630 155:1424 156:1884 157:1236 158:1044 159:2162 160:2569 161:1267 162:3493 163:1281 164:1677 165:1646 166:710 167:1719 168:4060 169:870 170:4866 171:830 172:3149 173:3121 174:1024 175:1158 176:3576 177:5755 178:3533 179:2430 180:2284 181:3035 182:3220 183:1933 184:2384 185:19608 186:4742 187:4269 188:3975 189:3642 190:9001 191:1744 192:11052 193:8657 194:7044 195:5040 196:3184 197:2785 198:6025 199:6070 200:7870 201:5925 202:10297 203:10237 204:4567 205:3444 206:3809 207:3398 208:4064 209:4710 210:4124 211:2363 212:4074 213:3469 214:1156 215:67 216:6489 217:2773 218:1265 219:410 220:1948 221:981 222:670 223:2124 End of report