IPv4 R&E Routing Table Report 18:35 GMT Mon 16 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: 913581 Prefixes after maximum aggregation (per Origin AS): 338262 Deaggregation factor: 2.70 Unique aggregates announced (without unneeded subnets): 432421 Number of IPv4 prefixes with a valid ROA: 679252 Number of IPv4 prefixes with an invalid ROA: 5434 Number of IPv4 prefixes with no ROA: 1142476 Total ASes present in the Internet Routing Table: 73222 Prefixes per ASN: 12.48 Origin-only ASes present in the Internet Routing Table: 63049 Origin ASes announcing only one prefix: 25365 Transit ASes present in the Internet Routing Table: 10173 Transit-only ASes present in the Internet Routing Table: 352 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: 907 Number of instances of unregistered ASNs: 910 Number of 32-bit ASNs allocated by the RIRs: 39391 Number of 32-bit ASNs visible in the Routing Table: 32709 Prefixes from 32-bit ASNs in the Routing Table: 160314 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: 532 Number of addresses announced to Internet: 3069652992 Equivalent to 182 /8s, 247 /16s and 48 /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: 315405 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 231968 Total APNIC prefixes after maximum aggregation: 66337 APNIC Deaggregation factor: 3.50 Prefixes being announced from the APNIC address blocks: 227205 Unique aggregates announced from the APNIC address blocks: 94945 APNIC Region origin ASes present in the Internet Routing Table: 12626 APNIC Prefixes per ASN: 18.00 APNIC Region origin ASes announcing only one prefix: 3592 APNIC Region transit ASes present in the Internet Routing Table: 1726 Average APNIC Region AS path length visible: 6.4 Max APNIC Region AS path length visible: 29 Number of APNIC region 32-bit ASNs visible in the Routing Table: 7855 Number of APNIC addresses announced to Internet: 775791616 Equivalent to 46 /8s, 61 /16s and 164 /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: 263172 Total ARIN prefixes after maximum aggregation: 120281 ARIN Deaggregation factor: 2.19 Prefixes being announced from the ARIN address blocks: 263169 Unique aggregates announced from the ARIN address blocks: 126019 ARIN Region origin ASes present in the Internet Routing Table: 19060 ARIN Prefixes per ASN: 13.81 ARIN Region origin ASes announcing only one prefix: 6934 ARIN Region transit ASes present in the Internet Routing Table: 1901 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: 4493 Number of ARIN addresses announced to Internet: 1295650816 Equivalent to 77 /8s, 58 /16s and 16 /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: 261443 Total RIPE prefixes after maximum aggregation: 117804 RIPE Deaggregation factor: 2.22 Prefixes being announced from the RIPE address blocks: 258624 Unique aggregates announced from the RIPE address blocks: 150661 RIPE Region origin ASes present in the Internet Routing Table: 28185 RIPE Prefixes per ASN: 9.18 RIPE Region origin ASes announcing only one prefix: 12006 RIPE Region transit ASes present in the Internet Routing Table: 3881 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: 10726 Number of RIPE addresses announced to Internet: 713995008 Equivalent to 42 /8s, 142 /16s and 179 /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: 124566 Total LACNIC prefixes after maximum aggregation: 27562 LACNIC Deaggregation factor: 4.52 Prefixes being announced from the LACNIC address blocks: 124290 Unique aggregates announced from the LACNIC address blocks: 48580 LACNIC Region origin ASes present in the Internet Routing Table: 10971 LACNIC Prefixes per ASN: 11.33 LACNIC Region origin ASes announcing only one prefix: 2305 LACNIC Region transit ASes present in the Internet Routing Table: 2198 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: 8665 Number of LACNIC addresses announced to Internet: 176507136 Equivalent to 10 /8s, 133 /16s and 73 /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: 31525 Total AfriNIC prefixes after maximum aggregation: 5580 AfriNIC Deaggregation factor: 5.65 Prefixes being announced from the AfriNIC address blocks: 39761 Unique aggregates announced from the AfriNIC address blocks: 11757 AfriNIC Region origin ASes present in the Internet Routing Table: 1643 AfriNIC Prefixes per ASN: 24.20 AfriNIC Region origin ASes announcing only one prefix: 528 AfriNIC Region transit ASes present in the Internet Routing Table: 329 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: 107407616 Equivalent to 6 /8s, 102 /16s and 233 /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 9134 8879 35 CHINAMOBILE-CN China Mobile Communicati 7545 5922 789 694 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 2411 499 240 BBIL-AP BHARTI Airtel Ltd., IN 4766 2251 11119 595 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 6386 10348 2766 AMAZON-02, US 11492 4494 298 692 CABLEONE, US 7155 3901 264 31 VIASAT-SP-BACKBONE, US 22773 3894 3048 335 ASN-CXA-ALL-CCI-22773-RDC, US 16625 3599 1833 2542 AKAMAI-AS, US 6327 3436 1318 61 SHAW, CA 749 2882 50795 2138 DNIC-AS-00749, US 30036 2628 374 124 MEDIACOM-ENTERPRISE-BUSINESS, US 209 2461 4961 421 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 6909 1692 17 TTNET, TR 12479 6800 1730 150 UNI2-AS, ES 8551 4006 374 39 BEZEQ-INTERNATIONAL-AS Bezeqint Interne 20940 3953 3360 197 AKAMAI-ASN1, NL 39891 3819 220 34 ALJAWWALSTC-AS, SA 6849 2941 355 21 UKRTELNET, UA 12389 2920 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 10603 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 1803 299 472 Mega Cable, S.A. de C.V., MX 6503 1455 355 528 Axtel, S.A.B. de C.V., MX 28573 1388 2331 258 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 1025 192 444 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 1950 323 62 Telkom-Internet, ZA 24863 1623 393 21 LINKdotNET-AS, EG 24835 1385 501 30 RAYA-AS, EG 36992 1313 1519 263 ETISALAT-MISR, EG 36903 1199 545 114 MT-MPLS, MA 29571 945 65 58 ORANGE-COTE-IVOIRE, CI 36935 616 520 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 10603 3397 561 Uninet S.A. de C.V., MX 9808 9134 8879 35 CHINAMOBILE-CN China Mobile Communicati 9121 6909 1692 17 TTNET, TR 12479 6800 1730 150 UNI2-AS, ES 16509 6386 10348 2766 AMAZON-02, US 7545 5922 789 694 TPG-INTERNET-AP TPG Telecom Limited, AU 11492 4494 298 692 CABLEONE, US 8551 4006 374 39 BEZEQ-INTERNATIONAL-AS Bezeqint Interne 20940 3953 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 9134 9099 CHINAMOBILE-CN China Mobile Communications Grou 9121 6909 6892 TTNET, TR 12479 6800 6650 UNI2-AS, ES 7545 5922 5228 TPG-INTERNET-AP TPG Telecom Limited, AU 8551 4006 3967 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo 7155 3901 3870 VIASAT-SP-BACKBONE, US 11492 4494 3802 CABLEONE, US 39891 3819 3785 ALJAWWALSTC-AS, SA 20940 3953 3756 AKAMAI-ASN1, NL 16509 6386 3620 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 /16:13606 /17:8358 /18:14111 /19:25244 /20:43423 /21:52600 /22:109085 /23:99335 /24:543417 /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 6028 6909 TTNET, TR 12479 5779 6800 UNI2-AS, ES 8151 4319 10603 Uninet S.A. de C.V., MX 8551 3472 4006 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo 11492 3400 4494 CABLEONE, US 6327 3249 3436 SHAW, CA 39891 3131 3819 ALJAWWALSTC-AS, SA 7155 2991 3901 VIASAT-SP-BACKBONE, US 22773 2912 3894 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 2:1042 3:154 4:8 5:3933 6:104 7:5 8:1570 9:1 11:172 12:1711 13:297 14:2377 15:201 16:44 17:387 18:160 20:216 21:4 22:188 23:5679 24:2337 25:6 27:2659 29:19 31:2448 32:97 34:2 35:76 36:1784 37:4459 38:2848 39:698 40:163 41:4446 42:1093 43:2200 44:294 45:17007 46:4187 47:329 49:1694 50:2166 51:101 52:1427 54:366 55:750 56:8 57:67 58:1771 59:1135 60:958 61:2275 62:2609 63:1963 64:5524 65:2333 66:4963 67:3014 68:1224 69:4168 70:1328 71:681 72:3107 74:2679 75:1400 76:584 77:2282 78:3985 79:3121 80:2014 81:1759 82:1497 83:1218 84:1374 85:3705 86:717 87:2064 88:2741 89:3346 90:522 91:7732 92:2031 93:2609 94:3545 95:4786 96:1307 97:350 98:998 99:737 100:75 101:1276 102:2282 103:29221 104:4400 105:2052 106:871 107:2515 108:846 109:4267 110:2016 111:3243 112:2029 113:1510 114:1520 115:2095 116:1894 117:2521 118:2347 119:1840 120:1667 121:1046 122:2587 123:2136 124:1543 125:2087 128:1242 129:1173 130:987 131:2236 132:820 133:372 134:1899 135:296 136:884 137:870 138:2701 139:1508 140:859 141:1411 142:1297 143:1520 144:1207 145:345 146:1821 147:1504 148:2231 149:1729 150:860 151:1083 152:1858 153:540 154:3554 155:1430 156:1855 157:1238 158:1045 159:2184 160:2583 161:1273 162:3502 163:1285 164:1683 165:1648 166:718 167:1717 168:4053 169:862 170:4861 171:831 172:3186 173:3151 174:1026 175:1158 176:3574 177:5729 178:3560 179:2433 180:2285 181:3028 182:3213 183:1934 184:2383 185:19663 186:4743 187:4336 188:3975 189:3669 190:9006 191:1720 192:11064 193:8666 194:7046 195:5050 196:3122 197:2798 198:6026 199:6077 200:7881 201:5920 202:10309 203:10232 204:4564 205:3441 206:3792 207:3389 208:4069 209:4708 210:4152 211:2365 212:4073 213:3477 214:1154 215:67 216:6496 217:2774 218:1263 219:410 220:1946 221:981 222:670 223:2128 End of report