IPv4 R&E Routing Table Report 18:35 GMT Sun 22 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: 913236 Prefixes after maximum aggregation (per Origin AS): 338413 Deaggregation factor: 2.70 Unique aggregates announced (without unneeded subnets): 432874 Number of IPv4 prefixes with a valid ROA: 681230 Number of IPv4 prefixes with an invalid ROA: 5452 Number of IPv4 prefixes with no ROA: 1139790 Total ASes present in the Internet Routing Table: 73238 Prefixes per ASN: 12.47 Origin-only ASes present in the Internet Routing Table: 63031 Origin ASes announcing only one prefix: 25331 Transit ASes present in the Internet Routing Table: 10207 Transit-only ASes present in the Internet Routing Table: 363 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: 945 Number of instances of unregistered ASNs: 948 Number of 32-bit ASNs allocated by the RIRs: 39454 Number of 32-bit ASNs visible in the Routing Table: 32745 Prefixes from 32-bit ASNs in the Routing Table: 160779 Number of bogon 32-bit ASNs visible in the Routing Table: 34 Special use prefixes present in the Routing Table: 2 Prefixes being announced from unallocated address space: 544 Number of addresses announced to Internet: 3065119488 Equivalent to 182 /8s, 178 /16s and 3 /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: 314644 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 231891 Total APNIC prefixes after maximum aggregation: 66413 APNIC Deaggregation factor: 3.49 Prefixes being announced from the APNIC address blocks: 227141 Unique aggregates announced from the APNIC address blocks: 94937 APNIC Region origin ASes present in the Internet Routing Table: 12643 APNIC Prefixes per ASN: 17.97 APNIC Region origin ASes announcing only one prefix: 3598 APNIC Region transit ASes present in the Internet Routing Table: 1741 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: 7872 Number of APNIC addresses announced to Internet: 773793024 Equivalent to 46 /8s, 31 /16s and 37 /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: 263370 Total ARIN prefixes after maximum aggregation: 120265 ARIN Deaggregation factor: 2.19 Prefixes being announced from the ARIN address blocks: 263372 Unique aggregates announced from the ARIN address blocks: 126106 ARIN Region origin ASes present in the Internet Routing Table: 19061 ARIN Prefixes per ASN: 13.82 ARIN Region origin ASes announcing only one prefix: 6925 ARIN Region transit ASes present in the Internet Routing Table: 1898 Average ARIN Region AS path length visible: 5.8 Max ARIN Region AS path length visible: 37 Number of ARIN region 32-bit ASNs visible in the Routing Table: 4500 Number of ARIN addresses announced to Internet: 1292568320 Equivalent to 77 /8s, 11 /16s and 7 /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: 261920 Total RIPE prefixes after maximum aggregation: 117936 RIPE Deaggregation factor: 2.22 Prefixes being announced from the RIPE address blocks: 259015 Unique aggregates announced from the RIPE address blocks: 151031 RIPE Region origin ASes present in the Internet Routing Table: 28180 RIPE Prefixes per ASN: 9.19 RIPE Region origin ASes announcing only one prefix: 11997 RIPE Region transit ASes present in the Internet Routing Table: 3891 Average RIPE Region AS path length visible: 5.8 Max RIPE Region AS path length visible: 31 Number of RIPE region 32-bit ASNs visible in the Routing Table: 10733 Number of RIPE addresses announced to Internet: 714184192 Equivalent to 42 /8s, 145 /16s and 150 /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: 124785 Total LACNIC prefixes after maximum aggregation: 27543 LACNIC Deaggregation factor: 4.53 Prefixes being announced from the LACNIC address blocks: 124517 Unique aggregates announced from the LACNIC address blocks: 48596 LACNIC Region origin ASes present in the Internet Routing Table: 10966 LACNIC Prefixes per ASN: 11.35 LACNIC Region origin ASes announcing only one prefix: 2293 LACNIC Region transit ASes present in the Internet Routing Table: 2201 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: 8673 Number of LACNIC addresses announced to Internet: 176500992 Equivalent to 10 /8s, 133 /16s and 49 /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: 30325 Total AfriNIC prefixes after maximum aggregation: 5558 AfriNIC Deaggregation factor: 5.46 Prefixes being announced from the AfriNIC address blocks: 38647 Unique aggregates announced from the AfriNIC address blocks: 11758 AfriNIC Region origin ASes present in the Internet Routing Table: 1637 AfriNIC Prefixes per ASN: 23.61 AfriNIC Region origin ASes announcing only one prefix: 518 AfriNIC Region transit ASes present in the Internet Routing Table: 332 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: 967 Number of AfriNIC addresses announced to Internet: 107772672 Equivalent to 6 /8s, 108 /16s and 123 /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 9150 8879 35 CHINAMOBILE-CN China Mobile Communicati 7545 5897 789 694 TPG-INTERNET-AP TPG Telecom Limited, AU 7552 3585 1330 19 VIETEL-AS-AP Viettel Group, VN 45899 3511 1880 56 VNPT-AS-VN VNPT Corp, VN 7713 3499 1039 53 TELKOMNET-AS-AP PT Telekomunikasi Indon 9498 2410 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 2119 438 204 TATACOMM-AS TATA Communications formerl 24560 2046 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 6463 10356 2778 AMAZON-02, US 11492 4516 299 649 CABLEONE, US 22773 3906 3051 349 ASN-CXA-ALL-CCI-22773-RDC, US 7155 3901 264 31 VIASAT-SP-BACKBONE, US 16625 3548 1828 2536 AKAMAI-AS, US 6327 3436 1318 61 SHAW, CA 749 2881 50795 2138 DNIC-AS-00749, US 30036 2633 374 128 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 6897 1692 17 TTNET, TR 12479 6798 1730 150 UNI2-AS, ES 8551 4001 374 39 BEZEQ-INTERNATIONAL-AS Bezeqint Interne 20940 3981 3360 197 AKAMAI-ASN1, NL 39891 3819 220 34 ALJAWWALSTC-AS, SA 6849 2961 355 21 UKRTELNET, UA 12389 2920 2273 907 ROSTELECOM-AS, RU 9009 2485 249 1290 M247, GB 34984 2241 357 627 TELLCOM-AS, TR 47331 1884 293 1440 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 10638 3396 560 Uninet S.A. de C.V., MX 10620 3472 518 743 Telmex Colombia S.A., CO 11830 2437 369 63 Instituto Costarricense de Electricidad 13999 1827 300 469 Mega Cable, S.A. de C.V., MX 6503 1448 355 528 Axtel, S.A.B. de C.V., MX 28573 1370 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 1025 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 1655 393 21 LINKdotNET-AS, EG 24835 1466 497 30 RAYA-AS, EG 36992 1313 1519 263 ETISALAT-MISR, EG 36903 1199 545 114 MT-MPLS, MA 29571 945 65 62 ORANGE-COTE-IVOIRE, CI 36935 675 520 42 Vodafone-, EG 37457 618 327 56 Telkom-Internet, ZA 6713 611 1863 34 IAM-AS, MA 15399 495 50 28 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 10638 3396 560 Uninet S.A. de C.V., MX 9808 9150 8879 35 CHINAMOBILE-CN China Mobile Communicati 9121 6897 1692 17 TTNET, TR 12479 6798 1730 150 UNI2-AS, ES 16509 6463 10356 2778 AMAZON-02, US 7545 5897 789 694 TPG-INTERNET-AP TPG Telecom Limited, AU 11492 4516 299 649 CABLEONE, US 8551 4001 374 39 BEZEQ-INTERNATIONAL-AS Bezeqint Interne 20940 3981 3360 197 AKAMAI-ASN1, NL 22773 3906 3051 349 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 9150 9115 CHINAMOBILE-CN China Mobile Communications Grou 9121 6897 6880 TTNET, TR 12479 6798 6648 UNI2-AS, ES 7545 5897 5203 TPG-INTERNET-AP TPG Telecom Limited, AU 8551 4001 3962 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo 7155 3901 3870 VIASAT-SP-BACKBONE, US 11492 4516 3867 CABLEONE, US 39891 3819 3785 ALJAWWALSTC-AS, SA 20940 3981 3784 AKAMAI-ASN1, NL 16509 6463 3685 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 /15:2119 /16:13594 /17:8346 /18:14111 /19:25255 /20:43526 /21:52598 /22:109249 /23:99514 /24:542649 /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 6016 6897 TTNET, TR 12479 5774 6798 UNI2-AS, ES 8151 4356 10638 Uninet S.A. de C.V., MX 8551 3467 4001 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo 11492 3419 4516 CABLEONE, US 6327 3249 3436 SHAW, CA 39891 3131 3819 ALJAWWALSTC-AS, SA 7155 2991 3901 VIASAT-SP-BACKBONE, US 22773 2914 3906 ASN-CXA-ALL-CCI-22773-RDC, US 6849 2806 2961 UKRTELNET, UA Complete listing at https://bgp.nsrc.org/REN/RENU/data-sXXas-nos Number of /24s announced per /8 block (Global) ---------------------------------------------- 1:1931 2:1027 3:154 4:8 5:3943 6:104 7:5 8:1560 9:1 11:172 12:1705 13:304 14:2372 15:201 16:41 17:383 18:161 20:216 21:4 22:188 23:5681 24:2363 25:6 27:2657 29:19 31:2452 32:96 34:4 35:78 36:1783 37:4479 38:2901 39:705 40:162 41:4425 42:1096 43:2200 44:294 45:17064 46:4197 47:329 49:1697 50:2173 51:109 52:1437 54:369 55:746 56:8 57:68 58:1768 59:1132 60:949 61:2279 62:2609 63:1962 64:5555 65:2357 66:4961 67:3011 68:1224 69:4186 70:1330 71:693 72:3120 74:2678 75:1403 76:579 77:2281 78:3983 79:3121 80:2019 81:1770 82:1501 83:1216 84:1364 85:3699 86:708 87:2074 88:2754 89:3349 90:533 91:7730 92:2024 93:2609 94:3550 95:4786 96:1308 97:350 98:996 99:737 100:76 101:1275 102:2288 103:29264 104:4411 105:750 106:872 107:2522 108:845 109:4288 110:2019 111:3246 112:2030 113:1513 114:1518 115:2087 116:1891 117:2522 118:2338 119:1839 120:1668 121:1046 122:2587 123:2131 124:1517 125:2087 128:1257 129:1164 130:994 131:2234 132:822 133:378 134:1900 135:298 136:884 137:871 138:2703 139:1504 140:863 141:1414 142:1295 143:1510 144:1205 145:347 146:1820 147:1502 148:2234 149:1728 150:864 151:1081 152:1856 153:540 154:3550 155:1426 156:1854 157:1239 158:1050 159:2181 160:2592 161:1279 162:3492 163:1292 164:1687 165:1651 166:721 167:1719 168:4049 169:870 170:4856 171:832 172:3186 173:3165 174:1023 175:1160 176:3636 177:5770 178:3583 179:2480 180:2286 181:3048 182:3212 183:1933 184:2374 185:19671 186:4748 187:4364 188:3992 189:3657 190:9000 191:1715 192:11019 193:8669 194:7047 195:5053 196:3193 197:2793 198:6015 199:6063 200:7870 201:5945 202:10287 203:10226 204:4549 205:3449 206:3794 207:3389 208:4044 209:4705 210:4169 211:2367 212:4098 213:3469 214:1151 215:67 216:6521 217:2780 218:1263 219:409 220:1889 221:981 222:670 223:2128 End of report