IPv4 R&E Routing Table Report 18:35 GMT Fri 19 May, 2023 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: 941903 Prefixes after maximum aggregation (per Origin AS): 349335 Deaggregation factor: 2.70 Unique aggregates announced (without unneeded subnets): 448897 Number of IPv4 prefixes with a valid ROA: 411353 Number of IPv4 prefixes with an invalid ROA: 2873 Number of IPv4 prefixes with no ROA: 527677 Total ASes present in the Internet Routing Table: 74468 Prefixes per ASN: 12.65 Origin-only ASes present in the Internet Routing Table: 64161 Origin ASes announcing only one prefix: 25790 Transit ASes present in the Internet Routing Table: 10307 Transit-only ASes present in the Internet Routing Table: 424 Paths with bogon ASNs present in the IPv4 Routing Table: 165 Average AS path length visible in the Internet Routing Table: 7.7 Max AS path length visible: 77 Max AS path prepend of ASN ( 37447) 75 Prefixes from unregistered ASNs in the Routing Table: 1117 Number of instances of unregistered ASNs: 1117 Number of 32-bit ASNs allocated by the RIRs: 41896 Number of 32-bit ASNs visible in the Routing Table: 34622 Prefixes from 32-bit ASNs in the Routing Table: 178302 Number of bogon 32-bit ASNs visible in the Routing Table: 28 Special use prefixes present in the Routing Table: 1 Prefixes being announced from unallocated address space: 630 Number of addresses announced to Internet: 3057948416 Equivalent to 182 /8s, 68 /16s and 151 /24s Percentage of available address space announced: 82.6 Percentage of allocated address space announced: 82.6 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: 319701 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 243090 Total APNIC prefixes after maximum aggregation: 68702 APNIC Deaggregation factor: 3.54 Prefixes being announced from the APNIC address blocks: 237280 Unique aggregates announced from the APNIC address blocks: 98066 APNIC Region origin ASes present in the Internet Routing Table: 13404 APNIC Prefixes per ASN: 17.70 APNIC Region origin ASes announcing only one prefix: 3933 APNIC Region transit ASes present in the Internet Routing Table: 1789 Average APNIC Region AS path length visible: 7.9 Max APNIC Region AS path length visible: 29 Number of APNIC region 32-bit ASNs visible in the Routing Table: 8737 Number of APNIC addresses announced to Internet: 773229824 Equivalent to 46 /8s, 22 /16s and 141 /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: 272455 Total ARIN prefixes after maximum aggregation: 122600 ARIN Deaggregation factor: 2.22 Prefixes being announced from the ARIN address blocks: 275746 Unique aggregates announced from the ARIN address blocks: 130327 ARIN Region origin ASes present in the Internet Routing Table: 19109 ARIN Prefixes per ASN: 14.43 ARIN Region origin ASes announcing only one prefix: 6981 ARIN Region transit ASes present in the Internet Routing Table: 1879 Average ARIN Region AS path length visible: 7.5 Max ARIN Region AS path length visible: 54 Number of ARIN region 32-bit ASNs visible in the Routing Table: 4796 Number of ARIN addresses announced to Internet: 1281291264 Equivalent to 76 /8s, 94 /16s and 244 /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: 263952 Total RIPE prefixes after maximum aggregation: 122834 RIPE Deaggregation factor: 2.15 Prefixes being announced from the RIPE address blocks: 259359 Unique aggregates announced from the RIPE address blocks: 158285 RIPE Region origin ASes present in the Internet Routing Table: 28371 RIPE Prefixes per ASN: 9.14 RIPE Region origin ASes announcing only one prefix: 12029 RIPE Region transit ASes present in the Internet Routing Table: 3836 Average RIPE Region AS path length visible: 7.6 Max RIPE Region AS path length visible: 32 Number of RIPE region 32-bit ASNs visible in the Routing Table: 11210 Number of RIPE addresses announced to Internet: 718097408 Equivalent to 42 /8s, 205 /16s and 76 /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: 129219 Total LACNIC prefixes after maximum aggregation: 28486 LACNIC Deaggregation factor: 4.54 Prefixes being announced from the LACNIC address blocks: 128266 Unique aggregates announced from the LACNIC address blocks: 49392 LACNIC Region origin ASes present in the Internet Routing Table: 11001 LACNIC Prefixes per ASN: 11.66 LACNIC Region origin ASes announcing only one prefix: 2272 LACNIC Region transit ASes present in the Internet Routing Table: 2290 Average LACNIC Region AS path length visible: 8.2 Max LACNIC Region AS path length visible: 56 Number of LACNIC region 32-bit ASNs visible in the Routing Table: 8784 Number of LACNIC addresses announced to Internet: 176971776 Equivalent to 10 /8s, 140 /16s and 96 /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: 32070 Total AfriNIC prefixes after maximum aggregation: 5902 AfriNIC Deaggregation factor: 5.43 Prefixes being announced from the AfriNIC address blocks: 40622 Unique aggregates announced from the AfriNIC address blocks: 12301 AfriNIC Region origin ASes present in the Internet Routing Table: 1754 AfriNIC Prefixes per ASN: 23.16 AfriNIC Region origin ASes announcing only one prefix: 575 AfriNIC Region transit ASes present in the Internet Routing Table: 334 Average AfriNIC Region AS path length visible: 6.3 Max AfriNIC Region AS path length visible: 77 Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1095 Number of AfriNIC addresses announced to Internet: 107947264 Equivalent to 6 /8s, 111 /16s and 37 /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 9480 8705 37 CHINAMOBILE-CN China Mobile Communicati 7545 5718 784 689 TPG-INTERNET-AP TPG Telecom Limited, AU 18403 4133 347 25 FPT-AS-AP FPT Telecom Company, VN 7552 3677 1331 21 VIETEL-AS-AP Viettel Group, VN 7713 3560 1043 66 TELKOMNET-AS-AP PT Telekomunikasi Indon 45899 3480 1872 94 VNPT-AS-VN VNPT Corp, VN 9498 2964 491 243 BBIL-AP BHARTI Airtel Ltd., IN 24560 2399 837 443 AIRTELBROADBAND-AS-AP Bharti Airtel Ltd 4766 2299 11250 586 KIXS-AS-KR Korea Telecom, KR 4755 2184 442 197 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 8267 10774 2946 AMAZON-02, US 11492 4537 300 609 CABLEONE, US 7155 4020 281 51 VIASAT-SP-BACKBONE, US 22773 3567 3052 270 ASN-CXA-ALL-CCI-22773-RDC, US 6327 3526 1320 64 SHAW, CA 16625 3102 1560 2344 AKAMAI-AS, US 749 3099 54980 2351 DNIC-AS-00749, US 396982 2655 3592 372 GOOGLE-CLOUD-PLATFORM, US 7018 2513 24149 1583 ATT-INTERNET4, US 30036 2500 361 448 MEDIACOM-ENTERPRISE-BUSINESS, 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 7312 1707 141 UNI2-AS, ES 39891 4765 282 59 ALJAWWALSTC-AS, SA 20940 4114 3399 166 AKAMAI-ASN1, NL 8551 3879 370 37 BEZEQ-INTERNATIONAL-AS Bezeqint Interne 12389 2925 2292 910 ROSTELECOM-AS, RU 9009 2723 251 1408 M247, RO 34984 2283 360 610 TELLCOM-AS, TR 6849 2052 307 17 UKRTELNET, UA 58224 1840 948 547 TCI, IR 61317 1613 108 1215 ASDETUK www.heficed.com, US 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 11313 3349 598 Uninet S.A. de C.V., MX 10620 3517 508 854 Telmex Colombia S.A., CO 13999 2348 361 620 Mega Cable, S.A. de C.V., MX 11830 2270 369 64 Instituto Costarricense de Electricidad 28573 1330 2323 240 Claro NXT Telecomunicacoes Ltda, BR 6503 1301 339 515 Axtel, S.A.B. de C.V., MX 3816 1295 766 172 COLOMBIA TELECOMUNICACIONES S.A. ESP, C 6147 1134 370 22 Telefonica del Peru S.A.A., PE 11664 1094 180 440 Techtel LMDS Comunicaciones Interactiva 26615 1034 2498 45 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 24863 1605 393 19 LINKdotNET-AS, EG 24835 1496 533 29 RAYA-AS, EG 36992 1338 1518 275 ETISALAT-MISR, EG 36903 1242 550 99 MT-MPLS, MA 29571 1028 67 47 ORANGE-COTE-IVOIRE, CI 36935 917 520 42 Vodafone-, EG 37457 813 319 46 Telkom-Internet, ZA 6713 550 1861 34 IAM-AS, MA 15399 529 54 42 WANANCHI-, KE 36914 518 82 3 KENET-AS, KE 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 11313 3349 598 Uninet S.A. de C.V., MX 9808 9480 8705 37 CHINAMOBILE-CN China Mobile Communicati 16509 8267 10774 2946 AMAZON-02, US 12479 7312 1707 141 UNI2-AS, ES 7545 5718 784 689 TPG-INTERNET-AP TPG Telecom Limited, AU 39891 4765 282 59 ALJAWWALSTC-AS, SA 11492 4537 300 609 CABLEONE, US 18403 4133 347 25 FPT-AS-AP FPT Telecom Company, VN 20940 4114 3399 166 AKAMAI-ASN1, NL 7155 4020 281 51 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 9480 9443 CHINAMOBILE-CN China Mobile Communications Grou 12479 7312 7171 UNI2-AS, ES 16509 8267 5321 AMAZON-02, US 7545 5718 5029 TPG-INTERNET-AP TPG Telecom Limited, AU 39891 4765 4706 ALJAWWALSTC-AS, SA 18403 4133 4108 FPT-AS-AP FPT Telecom Company, VN 7155 4020 3969 VIASAT-SP-BACKBONE, US 20940 4114 3948 AKAMAI-ASN1, NL 11492 4537 3928 CABLEONE, US 8551 3879 3842 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo 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 3507 UNALLOCATED 2.57.241.0/24 213035 AS-SERVERION Serverion B.V., 3507 UNALLOCATED 5.105.49.0/24 213035 AS-SERVERION Serverion B.V., 3507 UNALLOCATED 5.105.69.0/24 213035 AS-SERVERION Serverion B.V., 3507 UNALLOCATED 5.105.206.0/24 213035 AS-SERVERION Serverion B.V., 65000 PRIVATE 5.227.24.0/22 8580 SANDY MTS Nizhniy Novgorod, 33492 UNALLOCATED 8.6.184.0/23 3356 LEVEL3, US 33123 UNALLOCATED 8.10.69.0/24 11168 SCC, US 12169 UNALLOCATED 8.15.207.0/24 32787 PROLEXIC-TECHNOLOGIES-DDOS-M 53775 UNALLOCATED 8.20.88.0/24 7029 WINDSTREAM, US 62828 UNALLOCATED 8.21.130.0/24 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 Complete listing at https://bgp.nsrc.org/REN/RENU/data-spar Advertised Unallocated Addresses -------------------------------- Unassigned Network ASN Information AS Name 23.139.232.0/24 Origin: 211619 MAXKO, HR 23.139.232.0/24 Transit: 42864 GIGANET-HU GigaNet Internet Service Prov 23.140.216.0/24 Origin: 27176 DATAWAGON, US 23.140.216.0/24 Transit: 20278 NEXEON, US 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 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 /9:14 /10:38 /11:104 /12:301 /13:579 /14:1208 /15:2115 /16:13554 /17:8289 /18:14016 /19:25214 /20:43985 /21:52293 /22:110837 /23:101846 /24:567494 /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 6382 7312 UNI2-AS, ES 8151 5268 11313 Uninet S.A. de C.V., MX 39891 3628 4765 ALJAWWALSTC-AS, SA 11492 3444 4537 CABLEONE, US 8551 3351 3879 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo 6327 3335 3526 SHAW, CA 7155 3070 4020 VIASAT-SP-BACKBONE, US 22773 2637 3567 ASN-CXA-ALL-CCI-22773-RDC, US 30036 2156 2500 MEDIACOM-ENTERPRISE-BUSINESS, US 10620 2070 3517 Telmex Colombia S.A., CO Complete listing at https://bgp.nsrc.org/REN/RENU/data-sXXas-nos Number of /24s announced per /8 block (Global) ---------------------------------------------- 1:2141 2:1314 3:175 4:7 5:4625 6:131 7:6 8:1558 9:1 11:172 12:1537 13:387 14:2306 15:303 16:188 17:373 18:417 20:262 21:4 22:188 23:6284 24:2999 25:6 27:2577 29:19 31:2539 32:83 34:21 35:111 36:1967 37:4703 38:4726 39:847 40:152 41:4421 42:1952 43:2378 44:314 45:17684 46:4360 47:363 49:1763 50:1879 51:571 52:1601 54:392 55:855 56:8 57:123 58:1891 59:1108 60:987 61:2575 62:2786 63:1935 64:5819 65:2342 66:5149 67:3029 68:1359 69:4141 70:1387 71:678 72:3066 74:2632 75:1589 76:606 77:2569 78:1882 79:3173 80:2146 81:1806 82:1515 83:1291 84:1529 85:3037 86:766 87:2029 88:1220 89:3764 90:619 91:7860 92:2066 93:2624 94:3700 95:4061 96:1308 97:336 98:1154 99:746 100:73 101:1310 102:3017 103:31524 104:4706 105:890 106:942 107:2587 108:1049 109:4440 110:2112 111:3111 112:2038 113:1744 114:1657 115:2091 116:1907 117:2567 118:2621 119:2015 120:1799 121:1086 122:2617 123:2174 124:1563 125:2483 128:1422 129:1094 130:1040 131:2156 132:858 133:422 134:1928 135:348 136:879 137:965 138:2868 139:1547 140:1248 141:1443 142:1459 143:1591 144:1154 145:347 146:1943 147:1595 148:2393 149:2260 150:891 151:1159 152:1972 153:569 154:4516 155:1447 156:1805 157:1328 158:1081 159:2236 160:2618 161:1546 162:3537 163:1585 164:1668 165:1803 166:1068 167:1759 168:4153 169:961 170:5000 171:880 172:3578 173:2969 174:1075 175:1198 176:3782 177:6012 178:3610 179:2597 180:2595 181:3553 182:3355 183:2081 184:2351 185:20475 186:5248 187:4609 188:4232 189:4032 190:9296 191:1935 192:10949 193:8907 194:7389 195:5291 196:3324 197:2742 198:5944 199:6102 200:8408 201:6160 202:10598 203:10482 204:4599 205:3686 206:4322 207:3477 208:4118 209:4937 210:4261 211:2433 212:4217 213:3651 214:1091 215:59 216:6691 217:2797 218:1294 219:414 220:1988 221:978 222:710 223:2154 End of report