IPv4 R&E Routing Table Report 18:35 GMT Fri 20 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: 914370 Prefixes after maximum aggregation (per Origin AS): 338390 Deaggregation factor: 2.70 Unique aggregates announced (without unneeded subnets): 432881 Number of IPv4 prefixes with a valid ROA: 680731 Number of IPv4 prefixes with an invalid ROA: 5655 Number of IPv4 prefixes with no ROA: 1142354 Total ASes present in the Internet Routing Table: 73236 Prefixes per ASN: 12.49 Origin-only ASes present in the Internet Routing Table: 63046 Origin ASes announcing only one prefix: 25352 Transit ASes present in the Internet Routing Table: 10190 Transit-only ASes present in the Internet Routing Table: 358 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: 936 Number of instances of unregistered ASNs: 940 Number of 32-bit ASNs allocated by the RIRs: 39434 Number of 32-bit ASNs visible in the Routing Table: 32737 Prefixes from 32-bit ASNs in the Routing Table: 160673 Number of bogon 32-bit ASNs visible in the Routing Table: 36 Special use prefixes present in the Routing Table: 2 Prefixes being announced from unallocated address space: 558 Number of addresses announced to Internet: 3064755968 Equivalent to 182 /8s, 172 /16s and 119 /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: 315817 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 232035 Total APNIC prefixes after maximum aggregation: 66411 APNIC Deaggregation factor: 3.49 Prefixes being announced from the APNIC address blocks: 227261 Unique aggregates announced from the APNIC address blocks: 94976 APNIC Region origin ASes present in the Internet Routing Table: 12636 APNIC Prefixes per ASN: 17.99 APNIC Region origin ASes announcing only one prefix: 3594 APNIC Region transit ASes present in the Internet Routing Table: 1733 Average APNIC Region AS path length visible: 6.3 Max APNIC Region AS path length visible: 29 Number of APNIC region 32-bit ASNs visible in the Routing Table: 7866 Number of APNIC addresses announced to Internet: 773803008 Equivalent to 46 /8s, 31 /16s and 76 /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: 263325 Total ARIN prefixes after maximum aggregation: 120276 ARIN Deaggregation factor: 2.19 Prefixes being announced from the ARIN address blocks: 263316 Unique aggregates announced from the ARIN address blocks: 126048 ARIN Region origin ASes present in the Internet Routing Table: 19069 ARIN Prefixes per ASN: 13.81 ARIN Region origin ASes announcing only one prefix: 6933 ARIN Region transit ASes present in the Internet Routing Table: 1904 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: 4504 Number of ARIN addresses announced to Internet: 1292559616 Equivalent to 77 /8s, 10 /16s and 229 /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: 261856 Total RIPE prefixes after maximum aggregation: 117900 RIPE Deaggregation factor: 2.22 Prefixes being announced from the RIPE address blocks: 258979 Unique aggregates announced from the RIPE address blocks: 151065 RIPE Region origin ASes present in the Internet Routing Table: 28184 RIPE Prefixes per ASN: 9.19 RIPE Region origin ASes announcing only one prefix: 12001 RIPE Region transit ASes present in the Internet Routing Table: 3887 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: 10732 Number of RIPE addresses announced to Internet: 714135552 Equivalent to 42 /8s, 144 /16s and 216 /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: 124648 Total LACNIC prefixes after maximum aggregation: 27554 LACNIC Deaggregation factor: 4.52 Prefixes being announced from the LACNIC address blocks: 124365 Unique aggregates announced from the LACNIC address blocks: 48593 LACNIC Region origin ASes present in the Internet Routing Table: 10962 LACNIC Prefixes per ASN: 11.35 LACNIC Region origin ASes announcing only one prefix: 2301 LACNIC Region transit ASes present in the Internet Routing Table: 2195 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: 176365824 Equivalent to 10 /8s, 131 /16s and 33 /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: 31570 Total AfriNIC prefixes after maximum aggregation: 5551 AfriNIC Deaggregation factor: 5.69 Prefixes being announced from the AfriNIC address blocks: 39891 Unique aggregates announced from the AfriNIC address blocks: 11742 AfriNIC Region origin ASes present in the Internet Routing Table: 1639 AfriNIC Prefixes per ASN: 24.34 AfriNIC Region origin ASes announcing only one prefix: 523 AfriNIC Region transit ASes present in the Internet Routing Table: 330 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: 107585280 Equivalent to 6 /8s, 105 /16s and 159 /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 3591 1330 19 VIETEL-AS-AP Viettel Group, VN 45899 3512 1880 56 VNPT-AS-VN VNPT Corp, VN 7713 3499 1039 53 TELKOMNET-AS-AP PT Telekomunikasi Indon 9498 2412 499 240 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 2120 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 6413 10351 2772 AMAZON-02, US 11492 4510 299 660 CABLEONE, US 7155 3901 264 31 VIASAT-SP-BACKBONE, US 22773 3901 3049 345 ASN-CXA-ALL-CCI-22773-RDC, US 16625 3552 1830 2537 AKAMAI-AS, US 6327 3436 1318 61 SHAW, CA 749 2881 50795 2138 DNIC-AS-00749, US 30036 2634 374 120 MEDIACOM-ENTERPRISE-BUSINESS, US 209 2467 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 6902 1692 17 TTNET, TR 12479 6800 1730 150 UNI2-AS, ES 8551 3996 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 2921 2273 907 ROSTELECOM-AS, RU 9009 2485 249 1290 M247, GB 34984 2242 357 627 TELLCOM-AS, TR 47331 1885 294 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 10597 3396 568 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 1825 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 1022 192 445 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 37457 1949 327 63 Telkom-Internet, ZA 24863 1653 393 21 LINKdotNET-AS, EG 24835 1441 497 29 RAYA-AS, EG 36992 1313 1519 263 ETISALAT-MISR, EG 36903 1199 545 114 MT-MPLS, MA 29571 946 65 56 ORANGE-COTE-IVOIRE, CI 36935 619 520 42 Vodafone-, EG 6713 611 1863 34 IAM-AS, MA 15399 495 50 28 WANANCHI-, KE 37342 465 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 10597 3396 568 Uninet S.A. de C.V., MX 9808 9150 8879 35 CHINAMOBILE-CN China Mobile Communicati 9121 6902 1692 17 TTNET, TR 12479 6800 1730 150 UNI2-AS, ES 16509 6413 10351 2772 AMAZON-02, US 7545 5897 789 694 TPG-INTERNET-AP TPG Telecom Limited, AU 11492 4510 299 660 CABLEONE, US 8551 3996 374 39 BEZEQ-INTERNATIONAL-AS Bezeqint Interne 20940 3981 3360 197 AKAMAI-ASN1, NL 7155 3901 264 31 VIASAT-SP-BACKBONE, 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 6902 6885 TTNET, TR 12479 6800 6650 UNI2-AS, ES 7545 5897 5203 TPG-INTERNET-AP TPG Telecom Limited, AU 8551 3996 3957 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo 7155 3901 3870 VIASAT-SP-BACKBONE, US 11492 4510 3850 CABLEONE, US 39891 3819 3785 ALJAWWALSTC-AS, SA 20940 3981 3784 AKAMAI-ASN1, NL 16509 6413 3641 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 23.131.8.0/24 Origin: 3257 GTT-BACKBONE GTT, US 23.131.8.0/24 Transit: 5511 OPENTRANSIT, FR 23.131.88.0/24 Origin: 3257 GTT-BACKBONE GTT, US 23.131.88.0/24 Transit: 5511 OPENTRANSIT, FR 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 /16:13590 /17:8337 /18:14104 /19:25250 /20:43451 /21:52593 /22:109223 /23:99510 /24:543918 /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 6021 6902 TTNET, TR 12479 5776 6800 UNI2-AS, ES 8151 4324 10597 Uninet S.A. de C.V., MX 8551 3462 3996 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo 11492 3415 4510 CABLEONE, US 6327 3249 3436 SHAW, CA 39891 3131 3819 ALJAWWALSTC-AS, SA 7155 2991 3901 VIASAT-SP-BACKBONE, US 22773 2913 3901 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) ---------------------------------------------- 1:1932 2:1028 3:154 4:8 5:3946 6:104 7:5 8:1567 9:1 11:172 12:1711 13:296 14:2374 15:201 16:41 17:384 18:161 20:216 21:4 22:188 23:5686 24:2360 25:6 27:2661 29:19 31:2451 32:96 34:4 35:78 36:1782 37:4470 38:2905 39:700 40:162 41:4448 42:1095 43:2196 44:294 45:17049 46:4186 47:329 49:1697 50:2170 51:109 52:1428 54:369 55:747 56:8 57:68 58:1767 59:1132 60:948 61:2279 62:2608 63:1962 64:5551 65:2333 66:4963 67:3015 68:1224 69:4183 70:1330 71:693 72:3119 74:2677 75:1402 76:579 77:2281 78:3984 79:3120 80:2018 81:1769 82:1502 83:1217 84:1363 85:3699 86:709 87:2067 88:2751 89:3340 90:533 91:7731 92:2029 93:2609 94:3545 95:4789 96:1309 97:350 98:995 99:736 100:76 101:1275 102:2280 103:29259 104:4406 105:2050 106:872 107:2521 108:846 109:4283 110:2020 111:3243 112:2030 113:1513 114:1519 115:2098 116:1894 117:2522 118:2335 119:1840 120:1668 121:1046 122:2587 123:2138 124:1539 125:2081 128:1240 129:1165 130:992 131:2234 132:822 133:378 134:1901 135:297 136:884 137:874 138:2713 139:1504 140:863 141:1412 142:1295 143:1511 144:1204 145:347 146:1823 147:1505 148:2226 149:1730 150:864 151:1081 152:1856 153:540 154:3548 155:1422 156:1851 157:1240 158:1048 159:2179 160:2591 161:1276 162:3494 163:1293 164:1690 165:1653 166:721 167:1724 168:4043 169:870 170:4853 171:829 172:3189 173:3166 174:1023 175:1160 176:3645 177:5766 178:3577 179:2473 180:2285 181:3054 182:3215 183:1933 184:2374 185:19663 186:4739 187:4341 188:3991 189:3652 190:8990 191:1723 192:11041 193:8670 194:7052 195:5051 196:3206 197:2788 198:6020 199:6064 200:7852 201:5932 202:10295 203:10234 204:4556 205:3456 206:3794 207:3387 208:4044 209:4699 210:4169 211:2365 212:4095 213:3483 214:1143 215:67 216:6522 217:2779 218:1262 219:410 220:1940 221:981 222:670 223:2128 End of report