IPv4 R&E Routing Table Report 18:35 GMT Sat 14 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: 913189 Prefixes after maximum aggregation (per Origin AS): 338107 Deaggregation factor: 2.70 Unique aggregates announced (without unneeded subnets): 432341 Number of IPv4 prefixes with a valid ROA: 678805 Number of IPv4 prefixes with an invalid ROA: 5445 Number of IPv4 prefixes with no ROA: 1142128 Total ASes present in the Internet Routing Table: 73195 Prefixes per ASN: 12.48 Origin-only ASes present in the Internet Routing Table: 63015 Origin ASes announcing only one prefix: 25354 Transit ASes present in the Internet Routing Table: 10180 Transit-only ASes present in the Internet Routing Table: 354 Average AS path length visible in the Internet Routing Table: 6.0 Max AS path length visible: 67 Max AS path prepend of ASN (267602) 58 Prefixes from unregistered ASNs in the Routing Table: 921 Number of instances of unregistered ASNs: 926 Number of 32-bit ASNs allocated by the RIRs: 39381 Number of 32-bit ASNs visible in the Routing Table: 32701 Prefixes from 32-bit ASNs in the Routing Table: 160267 Number of bogon 32-bit ASNs visible in the Routing Table: 38 Special use prefixes present in the Routing Table: 2 Prefixes being announced from unallocated address space: 532 Number of addresses announced to Internet: 3069323264 Equivalent to 182 /8s, 242 /16s and 40 /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: 315257 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 231893 Total APNIC prefixes after maximum aggregation: 66304 APNIC Deaggregation factor: 3.50 Prefixes being announced from the APNIC address blocks: 227104 Unique aggregates announced from the APNIC address blocks: 94910 APNIC Region origin ASes present in the Internet Routing Table: 12611 APNIC Prefixes per ASN: 18.01 APNIC Region origin ASes announcing only one prefix: 3581 APNIC Region transit ASes present in the Internet Routing Table: 1727 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: 7843 Number of APNIC addresses announced to Internet: 775779584 Equivalent to 46 /8s, 61 /16s and 117 /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: 262924 Total ARIN prefixes after maximum aggregation: 120213 ARIN Deaggregation factor: 2.19 Prefixes being announced from the ARIN address blocks: 262936 Unique aggregates announced from the ARIN address blocks: 126018 ARIN Region origin ASes present in the Internet Routing Table: 19049 ARIN Prefixes per ASN: 13.80 ARIN Region origin ASes announcing only one prefix: 6938 ARIN Region transit ASes present in the Internet Routing Table: 1908 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: 4494 Number of ARIN addresses announced to Internet: 1295346944 Equivalent to 77 /8s, 53 /16s and 109 /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: 261359 Total RIPE prefixes after maximum aggregation: 117771 RIPE Deaggregation factor: 2.22 Prefixes being announced from the RIPE address blocks: 258556 Unique aggregates announced from the RIPE address blocks: 150618 RIPE Region origin ASes present in the Internet Routing Table: 28183 RIPE Prefixes per ASN: 9.17 RIPE Region origin ASes announcing only one prefix: 12008 RIPE Region transit ASes present in the Internet Routing Table: 3880 Average RIPE Region AS path length visible: 5.8 Max RIPE Region AS path length visible: 35 Number of RIPE region 32-bit ASNs visible in the Routing Table: 10730 Number of RIPE addresses announced to Internet: 713987328 Equivalent to 42 /8s, 142 /16s and 149 /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: 124511 Total LACNIC prefixes after maximum aggregation: 27556 LACNIC Deaggregation factor: 4.52 Prefixes being announced from the LACNIC address blocks: 124259 Unique aggregates announced from the LACNIC address blocks: 48584 LACNIC Region origin ASes present in the Internet Routing Table: 10972 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: 2203 Average LACNIC Region AS path length visible: 6.3 Max LACNIC Region AS path length visible: 67 Number of LACNIC region 32-bit ASNs visible in the Routing Table: 8667 Number of LACNIC addresses announced to Internet: 176511232 Equivalent to 10 /8s, 133 /16s and 89 /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: 31581 Total AfriNIC prefixes after maximum aggregation: 5565 AfriNIC Deaggregation factor: 5.67 Prefixes being announced from the AfriNIC address blocks: 39802 Unique aggregates announced from the AfriNIC address blocks: 11752 AfriNIC Region origin ASes present in the Internet Routing Table: 1640 AfriNIC Prefixes per ASN: 24.27 AfriNIC Region origin ASes announcing only one prefix: 528 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: 967 Number of AfriNIC addresses announced to Internet: 107397632 Equivalent to 6 /8s, 102 /16s and 194 /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 9130 8879 35 CHINAMOBILE-CN China Mobile Communicati 7545 5921 789 693 TPG-INTERNET-AP TPG Telecom Limited, AU 7552 3584 1330 19 VIETEL-AS-AP Viettel Group, VN 45899 3515 1880 56 VNPT-AS-VN VNPT Corp, VN 7713 3499 1039 53 TELKOMNET-AS-AP PT Telekomunikasi Indon 9498 2409 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 438 203 TATACOMM-AS TATA Communications formerl 24560 2044 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 6402 10352 2757 AMAZON-02, US 11492 4494 298 692 CABLEONE, US 22773 3906 3049 344 ASN-CXA-ALL-CCI-22773-RDC, US 7155 3901 264 31 VIASAT-SP-BACKBONE, US 16625 3603 1836 2545 AKAMAI-AS, US 6327 3436 1318 61 SHAW, CA 749 2882 50780 2138 DNIC-AS-00749, US 30036 2628 374 124 MEDIACOM-ENTERPRISE-BUSINESS, US 209 2463 4961 422 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 9121 6910 1692 17 TTNET, TR 12479 6800 1730 150 UNI2-AS, ES 8551 4010 374 39 BEZEQ-INTERNATIONAL-AS Bezeqint Interne 20940 3953 3360 197 AKAMAI-ASN1, NL 39891 3751 216 30 ALJAWWALSTC-AS, SA 6849 2941 355 21 UKRTELNET, UA 12389 2921 2273 907 ROSTELECOM-AS, RU 9009 2478 247 1283 M247, GB 34984 2238 357 631 TELLCOM-AS, TR 47331 1884 294 1439 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 10601 3397 561 Uninet S.A. de C.V., MX 10620 3471 518 747 Telmex Colombia S.A., CO 11830 2433 369 63 Instituto Costarricense de Electricidad 13999 1801 299 471 Mega Cable, S.A. de C.V., MX 6503 1455 355 528 Axtel, S.A.B. de C.V., MX 28573 1389 2333 257 CLARO S.A., BR 3816 1257 671 148 COLOMBIA TELECOMUNICACIONES S.A. ESP, C 6147 1079 369 21 Telefonica del Peru S.A.A., PE 11664 1017 191 441 Techtel LMDS Comunicaciones Interactiva 11172 957 133 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 1946 323 62 Telkom-Internet, ZA 24863 1653 393 21 LINKdotNET-AS, EG 24835 1442 501 30 RAYA-AS, EG 36992 1313 1519 263 ETISALAT-MISR, EG 36903 1199 545 114 MT-MPLS, MA 29571 947 65 56 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 10601 3397 561 Uninet S.A. de C.V., MX 9808 9130 8879 35 CHINAMOBILE-CN China Mobile Communicati 9121 6910 1692 17 TTNET, TR 12479 6800 1730 150 UNI2-AS, ES 16509 6402 10352 2757 AMAZON-02, US 7545 5921 789 693 TPG-INTERNET-AP TPG Telecom Limited, AU 11492 4494 298 692 CABLEONE, US 8551 4010 374 39 BEZEQ-INTERNATIONAL-AS Bezeqint Interne 20940 3953 3360 197 AKAMAI-ASN1, NL 22773 3906 3049 344 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 9130 9095 CHINAMOBILE-CN China Mobile Communications Grou 9121 6910 6893 TTNET, TR 12479 6800 6650 UNI2-AS, ES 7545 5921 5228 TPG-INTERNET-AP TPG Telecom Limited, AU 8551 4010 3971 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo 7155 3901 3870 VIASAT-SP-BACKBONE, US 11492 4494 3802 CABLEONE, US 20940 3953 3756 AKAMAI-ASN1, NL 39891 3751 3721 ALJAWWALSTC-AS, SA 16509 6402 3645 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 /11:101 /12:304 /13:589 /14:1217 /15:2122 /16:13603 /17:8357 /18:14050 /19:25247 /20:43388 /21:52575 /22:109157 /23:99306 /24:543104 /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 6029 6910 TTNET, TR 12479 5779 6800 UNI2-AS, ES 8151 4317 10601 Uninet S.A. de C.V., MX 8551 3476 4010 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo 11492 3400 4494 CABLEONE, US 6327 3249 3436 SHAW, CA 39891 3067 3751 ALJAWWALSTC-AS, SA 7155 2991 3901 VIASAT-SP-BACKBONE, US 22773 2921 3906 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 2:1041 3:154 4:8 5:3932 6:104 7:5 8:1569 9:1 11:172 12:1710 13:299 14:2377 15:201 16:44 17:386 18:161 20:216 21:4 22:188 23:5677 24:2337 25:6 27:2654 29:19 31:2442 32:97 34:2 35:76 36:1784 37:4416 38:2838 39:696 40:163 41:4458 42:1093 43:2200 44:292 45:17032 46:4188 47:329 49:1695 50:2167 51:101 52:1427 54:367 55:671 56:8 57:67 58:1770 59:1125 60:960 61:2277 62:2637 63:1964 64:5521 65:2334 66:4959 67:3013 68:1225 69:4163 70:1327 71:682 72:3110 74:2677 75:1401 76:584 77:2293 78:3977 79:3121 80:2016 81:1759 82:1499 83:1216 84:1372 85:3707 86:717 87:2061 88:2739 89:3342 90:523 91:7735 92:2030 93:2608 94:3545 95:4792 96:1307 97:350 98:998 99:737 100:75 101:1276 102:2271 103:29180 104:4394 105:2048 106:871 107:2514 108:842 109:4267 110:2015 111:3242 112:2030 113:1509 114:1519 115:2100 116:1895 117:2524 118:2342 119:1840 120:1668 121:1046 122:2585 123:2138 124:1549 125:2087 128:1244 129:1170 130:987 131:2235 132:820 133:372 134:1899 135:296 136:880 137:870 138:2697 139:1507 140:866 141:1410 142:1288 143:1514 144:1214 145:344 146:1818 147:1499 148:2232 149:1729 150:860 151:1084 152:1858 153:540 154:3546 155:1423 156:1855 157:1239 158:1045 159:2185 160:2587 161:1272 162:3490 163:1285 164:1681 165:1647 166:716 167:1715 168:4036 169:863 170:4864 171:831 172:3185 173:3148 174:1023 175:1156 176:3574 177:5759 178:3542 179:2388 180:2281 181:3029 182:3213 183:1934 184:2388 185:19643 186:4736 187:4307 188:3977 189:3643 190:9008 191:1748 192:11054 193:8670 194:7055 195:5051 196:3152 197:2798 198:6022 199:6067 200:7874 201:5921 202:10309 203:10229 204:4557 205:3439 206:3790 207:3391 208:4070 209:4706 210:4152 211:2365 212:4075 213:3479 214:1152 215:67 216:6487 217:2774 218:1263 219:410 220:1945 221:982 222:670 223:2124 End of report