IPv4 R&E Routing Table Report 18:35 GMT Tue 24 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: 913586 Prefixes after maximum aggregation (per Origin AS): 338547 Deaggregation factor: 2.70 Unique aggregates announced (without unneeded subnets): 433030 Number of IPv4 prefixes with a valid ROA: 341731 Number of IPv4 prefixes with an invalid ROA: 2726 Number of IPv4 prefixes with no ROA: 569129 Total ASes present in the Internet Routing Table: 73249 Prefixes per ASN: 12.47 Origin-only ASes present in the Internet Routing Table: 63028 Origin ASes announcing only one prefix: 25353 Transit ASes present in the Internet Routing Table: 10221 Transit-only ASes present in the Internet Routing Table: 366 Average AS path length visible in the Internet Routing Table: 6.0 Max AS path length visible: 66 Max AS path prepend of ASN (267602) 58 Prefixes from unregistered ASNs in the Routing Table: 926 Number of instances of unregistered ASNs: 929 Number of 32-bit ASNs allocated by the RIRs: 39457 Number of 32-bit ASNs visible in the Routing Table: 32765 Prefixes from 32-bit ASNs in the Routing Table: 160803 Number of bogon 32-bit ASNs visible in the Routing Table: 69 Special use prefixes present in the Routing Table: 2 Prefixes being announced from unallocated address space: 534 Number of addresses announced to Internet: 3064639744 Equivalent to 182 /8s, 170 /16s and 177 /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: 314667 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 232306 Total APNIC prefixes after maximum aggregation: 66444 APNIC Deaggregation factor: 3.50 Prefixes being announced from the APNIC address blocks: 227551 Unique aggregates announced from the APNIC address blocks: 94982 APNIC Region origin ASes present in the Internet Routing Table: 12654 APNIC Prefixes per ASN: 17.98 APNIC Region origin ASes announcing only one prefix: 3606 APNIC Region transit ASes present in the Internet Routing Table: 1740 Average APNIC Region AS path length visible: 6.3 Max APNIC Region AS path length visible: 32 Number of APNIC region 32-bit ASNs visible in the Routing Table: 7888 Number of APNIC addresses announced to Internet: 773429504 Equivalent to 46 /8s, 25 /16s and 153 /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: 263411 Total ARIN prefixes after maximum aggregation: 120364 ARIN Deaggregation factor: 2.19 Prefixes being announced from the ARIN address blocks: 263377 Unique aggregates announced from the ARIN address blocks: 126099 ARIN Region origin ASes present in the Internet Routing Table: 19068 ARIN Prefixes per ASN: 13.81 ARIN Region origin ASes announcing only one prefix: 6937 ARIN Region transit ASes present in the Internet Routing Table: 1902 Average ARIN Region AS path length visible: 5.7 Max ARIN Region AS path length visible: 37 Number of ARIN region 32-bit ASNs visible in the Routing Table: 4505 Number of ARIN addresses announced to Internet: 1292477696 Equivalent to 77 /8s, 9 /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: 261800 Total RIPE prefixes after maximum aggregation: 117939 RIPE Deaggregation factor: 2.22 Prefixes being announced from the RIPE address blocks: 259030 Unique aggregates announced from the RIPE address blocks: 151114 RIPE Region origin ASes present in the Internet Routing Table: 28173 RIPE Prefixes per ASN: 9.19 RIPE Region origin ASes announcing only one prefix: 11998 RIPE Region transit ASes present in the Internet Routing Table: 3895 Average RIPE Region AS path length visible: 5.8 Max RIPE Region AS path length visible: 40 Number of RIPE region 32-bit ASNs visible in the Routing Table: 10734 Number of RIPE addresses announced to Internet: 714139904 Equivalent to 42 /8s, 144 /16s and 233 /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: 124662 Total LACNIC prefixes after maximum aggregation: 27549 LACNIC Deaggregation factor: 4.53 Prefixes being announced from the LACNIC address blocks: 124378 Unique aggregates announced from the LACNIC address blocks: 48613 LACNIC Region origin ASes present in the Internet Routing Table: 10966 LACNIC Prefixes per ASN: 11.34 LACNIC Region origin ASes announcing only one prefix: 2293 LACNIC Region transit ASes present in the Internet Routing Table: 2200 Average LACNIC Region AS path length visible: 6.3 Max LACNIC Region AS path length visible: 66 Number of LACNIC region 32-bit ASNs visible in the Routing Table: 8668 Number of LACNIC addresses announced to Internet: 176519680 Equivalent to 10 /8s, 133 /16s and 122 /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: 30481 Total AfriNIC prefixes after maximum aggregation: 5560 AfriNIC Deaggregation factor: 5.48 Prefixes being announced from the AfriNIC address blocks: 38716 Unique aggregates announced from the AfriNIC address blocks: 11786 AfriNIC Region origin ASes present in the Internet Routing Table: 1638 AfriNIC Prefixes per ASN: 23.64 AfriNIC Region origin ASes announcing only one prefix: 519 AfriNIC Region transit ASes present in the Internet Routing Table: 328 Average AfriNIC Region AS path length visible: 5.3 Max AfriNIC Region AS path length visible: 38 Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 970 Number of AfriNIC addresses announced to Internet: 107777280 Equivalent to 6 /8s, 108 /16s and 141 /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 9160 8879 35 CHINAMOBILE-CN China Mobile Communicati 7545 5898 789 694 TPG-INTERNET-AP TPG Telecom Limited, AU 7552 3559 1330 19 VIETEL-AS-AP Viettel Group, VN 45899 3511 1880 56 VNPT-AS-VN VNPT Corp, VN 7713 3493 1039 53 TELKOMNET-AS-AP PT Telekomunikasi Indon 9498 2412 499 238 BBIL-AP BHARTI Airtel Ltd., IN 4766 2252 11119 596 KIXS-AS-KR Korea Telecom, KR 45090 2169 1438 79 TENCENT-NET-AP Shenzhen Tencent Compute 4755 2122 438 203 TATACOMM-AS TATA Communications formerl 24560 2047 853 380 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 6436 10353 2790 AMAZON-02, US 11492 4512 299 657 CABLEONE, US 22773 3913 3056 361 ASN-CXA-ALL-CCI-22773-RDC, US 7155 3901 264 31 VIASAT-SP-BACKBONE, US 16625 3544 1825 2532 AKAMAI-AS, US 6327 3437 1318 62 SHAW, CA 749 2873 50795 2130 DNIC-AS-00749, US 30036 2623 373 174 MEDIACOM-ENTERPRISE-BUSINESS, US 209 2465 4961 421 CENTURYLINK-US-LEGACY-QWEST, US 20115 2250 3050 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 9121 6899 1692 17 TTNET, TR 12479 6813 1730 150 UNI2-AS, ES 8551 3998 374 39 BEZEQ-INTERNATIONAL-AS Bezeqint Interne 20940 3982 3360 199 AKAMAI-ASN1, NL 39891 3819 220 34 ALJAWWALSTC-AS, SA 6849 2924 355 21 UKRTELNET, UA 12389 2922 2273 907 ROSTELECOM-AS, RU 9009 2469 246 1273 M247, GB 34984 2236 357 628 TELLCOM-AS, TR 47331 1886 294 1441 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 10641 3402 558 Uninet S.A. de C.V., MX 10620 3476 518 743 Telmex Colombia S.A., CO 11830 2437 369 63 Instituto Costarricense de Electricidad 13999 1827 300 473 Mega Cable, S.A. de C.V., MX 6503 1448 355 528 Axtel, S.A.B. de C.V., MX 28573 1368 2333 255 CLARO S.A., BR 3816 1257 671 148 COLOMBIA TELECOMUNICACIONES S.A. ESP, C 6147 1078 369 21 Telefonica del Peru S.A.A., PE 11664 1026 192 444 Techtel LMDS Comunicaciones Interactiva 11172 958 133 61 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 24863 1656 393 21 LINKdotNET-AS, EG 24835 1472 519 32 RAYA-AS, EG 36992 1313 1519 263 ETISALAT-MISR, EG 36903 1199 545 114 MT-MPLS, MA 29571 956 65 63 ORANGE-COTE-IVOIRE, CI 36935 773 520 42 Vodafone-, EG 37457 617 327 56 Telkom-Internet, ZA 6713 611 1863 34 IAM-AS, MA 15399 497 50 29 WANANCHI-, KE 37342 464 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 10641 3402 558 Uninet S.A. de C.V., MX 9808 9160 8879 35 CHINAMOBILE-CN China Mobile Communicati 9121 6899 1692 17 TTNET, TR 12479 6813 1730 150 UNI2-AS, ES 16509 6436 10353 2790 AMAZON-02, US 7545 5898 789 694 TPG-INTERNET-AP TPG Telecom Limited, AU 11492 4512 299 657 CABLEONE, US 8551 3998 374 39 BEZEQ-INTERNATIONAL-AS Bezeqint Interne 20940 3982 3360 199 AKAMAI-ASN1, NL 22773 3913 3056 361 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 9160 9125 CHINAMOBILE-CN China Mobile Communications Grou 9121 6899 6882 TTNET, TR 12479 6813 6663 UNI2-AS, ES 7545 5898 5204 TPG-INTERNET-AP TPG Telecom Limited, AU 8551 3998 3959 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo 7155 3901 3870 VIASAT-SP-BACKBONE, US 11492 4512 3855 CABLEONE, US 39891 3819 3785 ALJAWWALSTC-AS, SA 20940 3982 3783 AKAMAI-ASN1, NL 16509 6436 3646 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 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 17033 UNALLOCATED 8.48.225.0/24 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 23.129.40.0/24 Origin: 6461 ZAYO-6461, US 23.129.40.0/24 Transit: 16637 MTNNS-AS, ZA 23.129.56.0/24 Origin: 6461 ZAYO-6461, US 23.129.56.0/24 Transit: 16637 MTNNS-AS, ZA 23.129.136.0/24 Origin: 6461 ZAYO-6461, US 23.129.136.0/24 Transit: 16637 MTNNS-AS, ZA 23.141.0.0/24 Origin: 395350 UNASSIGNED 23.141.0.0/24 Transit: 11426 TWC-11426-CAROLINAS, US 23.166.208.0/24 Origin: 398906 LUFTCLOUD-ASN-01, US 23.166.208.0/24 Transit: 132132 REPUBLICTELECOM-SG MyRepublic Ltd., SG 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 /13:588 /14:1214 /15:2118 /16:13592 /17:8349 /18:14076 /19:25221 /20:43506 /21:52575 /22:109355 /23:99610 /24:542909 /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 6018 6899 TTNET, TR 12479 5789 6813 UNI2-AS, ES 8151 4361 10641 Uninet S.A. de C.V., MX 8551 3464 3998 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo 11492 3415 4512 CABLEONE, US 6327 3249 3437 SHAW, CA 39891 3131 3819 ALJAWWALSTC-AS, SA 7155 2991 3901 VIASAT-SP-BACKBONE, US 22773 2917 3913 ASN-CXA-ALL-CCI-22773-RDC, US 6849 2769 2924 UKRTELNET, UA Complete listing at https://bgp.nsrc.org/REN/RENU/data-sXXas-nos Number of /24s announced per /8 block (Global) ---------------------------------------------- 1:1933 2:1029 3:154 4:8 5:3947 6:104 7:5 8:1570 9:1 11:172 12:1707 13:296 14:2373 15:201 16:42 17:381 18:160 20:216 21:4 22:188 23:5676 24:2360 25:6 27:2661 29:19 31:2454 32:96 34:4 35:78 36:1796 37:4476 38:2905 39:704 40:162 41:4430 42:1098 43:2202 44:293 45:17051 46:4199 47:332 49:1688 50:2174 51:109 52:1433 54:370 55:756 56:8 57:68 58:1768 59:1142 60:950 61:2278 62:2621 63:1962 64:5567 65:2355 66:4951 67:3015 68:1223 69:4190 70:1330 71:693 72:3119 74:2679 75:1403 76:579 77:2281 78:3984 79:3121 80:2015 81:1772 82:1501 83:1211 84:1375 85:3708 86:709 87:2070 88:2755 89:3331 90:533 91:7727 92:2020 93:2611 94:3537 95:4782 96:1311 97:350 98:999 99:737 100:76 101:1278 102:2294 103:29294 104:4416 105:754 106:874 107:2520 108:844 109:4287 110:2033 111:3247 112:2030 113:1512 114:1520 115:2100 116:1892 117:2520 118:2339 119:1842 120:1666 121:1047 122:2588 123:2139 124:1543 125:2089 128:1256 129:1162 130:994 131:2225 132:820 133:378 134:1908 135:298 136:885 137:874 138:2677 139:1503 140:861 141:1422 142:1295 143:1519 144:1206 145:348 146:1822 147:1509 148:2230 149:1726 150:865 151:1079 152:1857 153:541 154:3537 155:1427 156:1857 157:1244 158:1050 159:2214 160:2608 161:1280 162:3495 163:1290 164:1694 165:1651 166:722 167:1717 168:4040 169:866 170:4853 171:832 172:3187 173:3160 174:1024 175:1156 176:3644 177:5758 178:3572 179:2478 180:2291 181:3052 182:3218 183:1933 184:2375 185:19661 186:4751 187:4370 188:3994 189:3653 190:9007 191:1723 192:11018 193:8676 194:7053 195:5023 196:3134 197:2796 198:6021 199:6075 200:7914 201:5939 202:10298 203:10252 204:4550 205:3442 206:3792 207:3387 208:4040 209:4709 210:4177 211:2379 212:4088 213:3472 214:1148 215:67 216:6515 217:2781 218:1267 219:411 220:1940 221:982 222:677 223:2134 End of report