IPv4 R&E Routing Table Report 18:35 GMT Mon 01 Aug, 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: 921311 Prefixes after maximum aggregation (per Origin AS): 340974 Deaggregation factor: 2.70 Unique aggregates announced (without unneeded subnets): 437396 Number of IPv4 prefixes with a valid ROA: 358277 Number of IPv4 prefixes with an invalid ROA: 2848 Number of IPv4 prefixes with no ROA: 560186 Total ASes present in the Internet Routing Table: 73554 Prefixes per ASN: 12.53 Origin-only ASes present in the Internet Routing Table: 63023 Origin ASes announcing only one prefix: 25526 Transit ASes present in the Internet Routing Table: 10531 Transit-only ASes present in the Internet Routing Table: 391 Paths with bogon ASNs present in the IPv4 Routing Table: 131 Average AS path length visible in the Internet Routing Table: 5.6 Max AS path length visible: 250 Max AS path prepend of ASN ( 51196) 246 Prefixes from unregistered ASNs in the Routing Table: 1027 Number of instances of unregistered ASNs: 1031 Number of 32-bit ASNs allocated by the RIRs: 39906 Number of 32-bit ASNs visible in the Routing Table: 33150 Prefixes from 32-bit ASNs in the Routing Table: 164170 Number of bogon 32-bit ASNs visible in the Routing Table: 59 Special use prefixes present in the Routing Table: 2 Prefixes being announced from unallocated address space: 507 Number of addresses announced to Internet: 3071208960 Equivalent to 183 /8s, 14 /16s and 238 /24s Percentage of available address space announced: 83.0 Percentage of allocated address space announced: 83.0 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: 317994 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 233384 Total APNIC prefixes after maximum aggregation: 66797 APNIC Deaggregation factor: 3.49 Prefixes being announced from the APNIC address blocks: 228343 Unique aggregates announced from the APNIC address blocks: 96029 APNIC Region origin ASes present in the Internet Routing Table: 12809 APNIC Prefixes per ASN: 17.83 APNIC Region origin ASes announcing only one prefix: 3716 APNIC Region transit ASes present in the Internet Routing Table: 1752 Average APNIC Region AS path length visible: 6.0 Max APNIC Region AS path length visible: 28 Number of APNIC region 32-bit ASNs visible in the Routing Table: 8061 Number of APNIC addresses announced to Internet: 772808704 Equivalent to 46 /8s, 16 /16s and 32 /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: 265429 Total ARIN prefixes after maximum aggregation: 120854 ARIN Deaggregation factor: 2.20 Prefixes being announced from the ARIN address blocks: 265890 Unique aggregates announced from the ARIN address blocks: 127318 ARIN Region origin ASes present in the Internet Routing Table: 19065 ARIN Prefixes per ASN: 13.95 ARIN Region origin ASes announcing only one prefix: 6925 ARIN Region transit ASes present in the Internet Routing Table: 1939 Average ARIN Region AS path length visible: 5.3 Max ARIN Region AS path length visible: 37 Number of ARIN region 32-bit ASNs visible in the Routing Table: 4574 Number of ARIN addresses announced to Internet: 1295947008 Equivalent to 77 /8s, 62 /16s and 149 /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: 263523 Total RIPE prefixes after maximum aggregation: 119158 RIPE Deaggregation factor: 2.21 Prefixes being announced from the RIPE address blocks: 260738 Unique aggregates announced from the RIPE address blocks: 152954 RIPE Region origin ASes present in the Internet Routing Table: 28210 RIPE Prefixes per ASN: 9.24 RIPE Region origin ASes announcing only one prefix: 12037 RIPE Region transit ASes present in the Internet Routing Table: 4025 Average RIPE Region AS path length visible: 5.3 Max RIPE Region AS path length visible: 250 Number of RIPE region 32-bit ASNs visible in the Routing Table: 10800 Number of RIPE addresses announced to Internet: 717927424 Equivalent to 42 /8s, 202 /16s and 180 /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: 125936 Total LACNIC prefixes after maximum aggregation: 27734 LACNIC Deaggregation factor: 4.54 Prefixes being announced from the LACNIC address blocks: 125523 Unique aggregates announced from the LACNIC address blocks: 48811 LACNIC Region origin ASes present in the Internet Routing Table: 10994 LACNIC Prefixes per ASN: 11.42 LACNIC Region origin ASes announcing only one prefix: 2303 LACNIC Region transit ASes present in the Internet Routing Table: 2280 Average LACNIC Region AS path length visible: 6.2 Max LACNIC Region AS path length visible: 56 Number of LACNIC region 32-bit ASNs visible in the Routing Table: 8711 Number of LACNIC addresses announced to Internet: 176407552 Equivalent to 10 /8s, 131 /16s and 196 /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: 32012 Total AfriNIC prefixes after maximum aggregation: 5653 AfriNIC Deaggregation factor: 5.66 Prefixes being announced from the AfriNIC address blocks: 40310 Unique aggregates announced from the AfriNIC address blocks: 11856 AfriNIC Region origin ASes present in the Internet Routing Table: 1679 AfriNIC Prefixes per ASN: 24.01 AfriNIC Region origin ASes announcing only one prefix: 545 AfriNIC Region transit ASes present in the Internet Routing Table: 321 Average AfriNIC Region AS path length visible: 5.0 Max AfriNIC Region AS path length visible: 39 Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1004 Number of AfriNIC addresses announced to Internet: 107831808 Equivalent to 6 /8s, 109 /16s and 98 /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 9017 8883 47 CHINAMOBILE-CN China Mobile Communicati 7545 5928 785 695 TPG-INTERNET-AP TPG Telecom Limited, AU 7552 3589 1330 19 VIETEL-AS-AP Viettel Group, VN 7713 3511 1042 61 TELKOMNET-AS-AP PT Telekomunikasi Indon 45899 3462 1877 73 VNPT-AS-VN VNPT Corp, VN 9498 2431 499 240 BBIL-AP BHARTI Airtel Ltd., IN 4766 2253 11123 592 KIXS-AS-KR Korea Telecom, KR 45090 2194 1438 79 TENCENT-NET-AP Shenzhen Tencent Compute 24560 2152 851 401 AIRTELBROADBAND-AS-AP Bharti Airtel Ltd 4755 2124 425 216 TATACOMM-AS TATA Communications formerl 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 6736 10383 2701 AMAZON-02, US 11492 4532 300 623 CABLEONE, US 7155 3906 265 32 VIASAT-SP-BACKBONE, US 22773 3821 3066 350 ASN-CXA-ALL-CCI-22773-RDC, US 16625 3467 1786 2506 AKAMAI-AS, US 6327 3448 1319 64 SHAW, CA 749 3023 50732 2281 DNIC-AS-00749, US 30036 2601 371 286 MEDIACOM-ENTERPRISE-BUSINESS, US 396982 2523 3384 362 GOOGLE-CLOUD-PLATFORM, US 209 2373 4935 410 CENTURYLINK-US-LEGACY-QWEST, 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 12479 6885 1730 144 UNI2-AS, ES 9121 6602 1692 17 TTNET, TR 20940 4045 3361 202 AKAMAI-ASN1, NL 39891 4006 234 46 ALJAWWALSTC-AS, SA 8551 3994 374 39 BEZEQ-INTERNATIONAL-AS Bezeqint Interne 12389 2914 2290 912 ROSTELECOM-AS, RU 6849 2788 355 21 UKRTELNET, UA 9009 2586 255 1332 M247, GB 34984 2244 357 633 TELLCOM-AS, TR 47331 2026 321 1548 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 10792 3397 559 Uninet S.A. de C.V., MX 10620 3478 514 780 Telmex Colombia S.A., CO 11830 2405 369 64 Instituto Costarricense de Electricidad 13999 1920 314 511 Mega Cable, S.A. de C.V., MX 28573 1366 2331 269 Claro NXT Telecomunicacoes Ltda, BR 6503 1291 338 521 Axtel, S.A.B. de C.V., MX 3816 1269 695 154 COLOMBIA TELECOMUNICACIONES S.A. ESP, C 6147 1086 370 21 Telefonica del Peru S.A.A., PE 11664 1017 180 459 Techtel LMDS Comunicaciones Interactiva 26615 980 2466 43 TIM SA, BR 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 322 62 Telkom-Internet, ZA 24863 1607 393 21 LINKdotNET-AS, EG 24835 1546 521 31 RAYA-AS, EG 36992 1326 1519 268 ETISALAT-MISR, EG 36903 1199 545 114 MT-MPLS, MA 29571 971 66 45 ORANGE-COTE-IVOIRE, CI 36935 801 520 42 Vodafone-, EG 6713 611 1863 34 IAM-AS, MA 15399 497 50 30 WANANCHI-, KE 37342 481 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 10792 3397 559 Uninet S.A. de C.V., MX 9808 9017 8883 47 CHINAMOBILE-CN China Mobile Communicati 12479 6885 1730 144 UNI2-AS, ES 16509 6736 10383 2701 AMAZON-02, US 9121 6602 1692 17 TTNET, TR 7545 5928 785 695 TPG-INTERNET-AP TPG Telecom Limited, AU 11492 4532 300 623 CABLEONE, US 20940 4045 3361 202 AKAMAI-ASN1, NL 39891 4006 234 46 ALJAWWALSTC-AS, SA 8551 3994 374 39 BEZEQ-INTERNATIONAL-AS Bezeqint Interne 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 9017 8970 CHINAMOBILE-CN China Mobile Communications Grou 12479 6885 6741 UNI2-AS, ES 9121 6602 6585 TTNET, TR 7545 5928 5233 TPG-INTERNET-AP TPG Telecom Limited, AU 16509 6736 4035 AMAZON-02, US 39891 4006 3960 ALJAWWALSTC-AS, SA 8551 3994 3955 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo 11492 4532 3909 CABLEONE, US 7155 3906 3874 VIASAT-SP-BACKBONE, US 20940 4045 3843 AKAMAI-ASN1, NL 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 65000 PRIVATE 5.227.24.0/22 8580 SANDY MTS Nizhniy Novgorod, 33123 UNALLOCATED 8.10.69.0/24 11168 SCC, US 53775 UNALLOCATED 8.20.88.0/24 7029 WINDSTREAM, 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 18798 UNALLOCATED 8.40.106.0/24 6461 ZAYO-6461, 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 1103 SURFNET-NL SURFnet, The Netherlands, NL 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 23.141.0.0/24 Origin: 395350 UNASSIGNED 23.141.0.0/24 Transit: 11426 TWC-11426-CAROLINAS, US 27.100.7.0/24 Origin: 56096 UNASSIGNED 27.100.7.0/24 Transit: 45455 TH-2S1N-AP Two S One N Co Ltd, Internet 41.57.124.0/22 Origin: 37442 UNASSIGNED 41.57.124.0/22 Transit: 37204 TELONE, ZW 41.57.124.0/23 Origin: 37442 UNASSIGNED 41.57.124.0/23 Transit: 37204 TELONE, ZW 41.57.124.0/24 Origin: 37442 UNASSIGNED 41.57.124.0/24 Transit: 37204 TELONE, ZW 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 /10:39 /11:100 /12:304 /13:592 /14:1212 /15:2125 /16:13610 /17:8369 /18:14121 /19:25140 /20:43934 /21:52636 /22:109827 /23:100207 /24:549066 /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 12479 5871 6885 UNI2-AS, ES 9121 5762 6602 TTNET, TR 8151 4518 10792 Uninet S.A. de C.V., MX 8551 3457 3994 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo 11492 3437 4532 CABLEONE, US 6327 3258 3448 SHAW, CA 39891 3189 4006 ALJAWWALSTC-AS, SA 7155 2995 3906 VIASAT-SP-BACKBONE, US 22773 2841 3821 ASN-CXA-ALL-CCI-22773-RDC, US 6849 2640 2788 UKRTELNET, UA Complete listing at https://bgp.nsrc.org/REN/RENU/data-sXXas-nos Number of /24s announced per /8 block (Global) ---------------------------------------------- 1:1951 2:1058 3:157 4:7 5:3988 6:111 7:6 8:1583 9:1 11:172 12:1642 13:339 14:2350 15:234 16:44 17:388 18:174 20:246 21:4 22:188 23:5851 24:2433 25:6 27:2693 29:19 31:2443 32:96 34:7 35:87 36:1843 37:4498 38:3370 39:721 40:162 41:4401 42:1128 43:2234 44:294 45:17033 46:4211 47:330 49:1706 50:1954 51:237 52:1451 54:384 55:853 56:8 57:67 58:1802 59:1113 60:964 61:2337 62:2628 63:1946 64:5620 65:2407 66:4964 67:3007 68:1223 69:4195 70:1317 71:689 72:3102 74:2662 75:1409 76:579 77:2371 78:3976 79:3132 80:2035 81:1814 82:1501 83:1223 84:1367 85:3724 86:737 87:2004 88:2796 89:3433 90:548 91:7731 92:2048 93:2586 94:3559 95:4815 96:1331 97:353 98:1029 99:752 100:77 101:1288 102:2447 103:29713 104:4552 105:2058 106:826 107:2547 108:879 109:4363 110:2003 111:3276 112:2039 113:1514 114:1519 115:2121 116:1895 117:2433 118:2301 119:1841 120:1740 121:1033 122:2567 123:2126 124:1553 125:2070 128:1264 129:1120 130:994 131:2231 132:827 133:378 134:1939 135:342 136:893 137:876 138:2753 139:1499 140:937 141:1451 142:1334 143:1487 144:1213 145:348 146:1847 147:1528 148:2219 149:1766 150:877 151:1069 152:1871 153:544 154:3799 155:1453 156:1713 157:1286 158:1041 159:2225 160:2569 161:1327 162:3509 163:1334 164:1690 165:1680 166:763 167:1758 168:4084 169:901 170:4883 171:840 172:3303 173:3144 174:1034 175:1173 176:3695 177:5858 178:3570 179:2620 180:2341 181:3310 182:3203 183:1916 184:2350 185:19754 186:4872 187:4448 188:4110 189:3751 190:9098 191:1850 192:11019 193:8709 194:7146 195:5126 196:3186 197:2848 198:6035 199:6074 200:7947 201:6033 202:10328 203:10235 204:4519 205:3436 206:3796 207:3395 208:4054 209:4757 210:4245 211:2317 212:4083 213:3505 214:1136 215:65 216:6426 217:2735 218:1265 219:413 220:2006 221:963 222:655 223:1974 End of report