IPv4 R&E Routing Table Report 18:35 GMT Wed 24 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: 941752 Prefixes after maximum aggregation (per Origin AS): 349149 Deaggregation factor: 2.70 Unique aggregates announced (without unneeded subnets): 449421 Number of IPv4 prefixes with a valid ROA: 412465 Number of IPv4 prefixes with an invalid ROA: 2820 Number of IPv4 prefixes with no ROA: 526467 Total ASes present in the Internet Routing Table: 74522 Prefixes per ASN: 12.64 Origin-only ASes present in the Internet Routing Table: 63853 Origin ASes announcing only one prefix: 25831 Transit ASes present in the Internet Routing Table: 10669 Transit-only ASes present in the Internet Routing Table: 435 Paths with bogon ASNs present in the IPv4 Routing Table: 162 Average AS path length visible in the Internet Routing Table: 5.7 Max AS path length visible: 77 Max AS path prepend of ASN ( 37447) 75 Prefixes from unregistered ASNs in the Routing Table: 1157 Number of instances of unregistered ASNs: 1160 Number of 32-bit ASNs allocated by the RIRs: 41932 Number of 32-bit ASNs visible in the Routing Table: 34638 Prefixes from 32-bit ASNs in the Routing Table: 178383 Number of bogon 32-bit ASNs visible in the Routing Table: 62 Special use prefixes present in the Routing Table: 1 Prefixes being announced from unallocated address space: 587 Number of addresses announced to Internet: 3057640960 Equivalent to 182 /8s, 63 /16s and 230 /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: 319532 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 243083 Total APNIC prefixes after maximum aggregation: 68726 APNIC Deaggregation factor: 3.54 Prefixes being announced from the APNIC address blocks: 237187 Unique aggregates announced from the APNIC address blocks: 98051 APNIC Region origin ASes present in the Internet Routing Table: 13394 APNIC Prefixes per ASN: 17.71 APNIC Region origin ASes announcing only one prefix: 3948 APNIC Region transit ASes present in the Internet Routing Table: 1796 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: 8725 Number of APNIC addresses announced to Internet: 773078528 Equivalent to 46 /8s, 20 /16s and 62 /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, 131072-153913 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: 272473 Total ARIN prefixes after maximum aggregation: 122569 ARIN Deaggregation factor: 2.22 Prefixes being announced from the ARIN address blocks: 275639 Unique aggregates announced from the ARIN address blocks: 130499 ARIN Region origin ASes present in the Internet Routing Table: 19118 ARIN Prefixes per ASN: 14.42 ARIN Region origin ASes announcing only one prefix: 6980 ARIN Region transit ASes present in the Internet Routing Table: 1985 Average ARIN Region AS path length visible: 5.3 Max ARIN Region AS path length visible: 54 Number of ARIN region 32-bit ASNs visible in the Routing Table: 4799 Number of ARIN addresses announced to Internet: 1281419008 Equivalent to 76 /8s, 96 /16s and 231 /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: 263808 Total RIPE prefixes after maximum aggregation: 122824 RIPE Deaggregation factor: 2.15 Prefixes being announced from the RIPE address blocks: 259449 Unique aggregates announced from the RIPE address blocks: 158645 RIPE Region origin ASes present in the Internet Routing Table: 28392 RIPE Prefixes per ASN: 9.14 RIPE Region origin ASes announcing only one prefix: 12040 RIPE Region transit ASes present in the Internet Routing Table: 4012 Average RIPE Region AS path length visible: 5.4 Max RIPE Region AS path length visible: 33 Number of RIPE region 32-bit ASNs visible in the Routing Table: 11224 Number of RIPE addresses announced to Internet: 717803008 Equivalent to 42 /8s, 200 /16s and 206 /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: 129217 Total LACNIC prefixes after maximum aggregation: 28309 LACNIC Deaggregation factor: 4.56 Prefixes being announced from the LACNIC address blocks: 128270 Unique aggregates announced from the LACNIC address blocks: 49345 LACNIC Region origin ASes present in the Internet Routing Table: 11013 LACNIC Prefixes per ASN: 11.65 LACNIC Region origin ASes announcing only one prefix: 2287 LACNIC Region transit ASes present in the Internet Routing Table: 2325 Average LACNIC Region AS path length visible: 6.5 Max LACNIC Region AS path length visible: 56 Number of LACNIC region 32-bit ASNs visible in the Routing Table: 8792 Number of LACNIC addresses announced to Internet: 176961792 Equivalent to 10 /8s, 140 /16s and 57 /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: 32014 Total AfriNIC prefixes after maximum aggregation: 5889 AfriNIC Deaggregation factor: 5.44 Prefixes being announced from the AfriNIC address blocks: 40620 Unique aggregates announced from the AfriNIC address blocks: 12398 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: 576 AfriNIC Region transit ASes present in the Internet Routing Table: 330 Average AfriNIC Region AS path length visible: 5.2 Max AfriNIC Region AS path length visible: 77 Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1098 Number of AfriNIC addresses announced to Internet: 107984384 Equivalent to 6 /8s, 111 /16s and 182 /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 9482 8705 37 CHINAMOBILE-CN China Mobile Communicati 7545 5715 784 691 TPG-INTERNET-AP TPG Telecom Limited, AU 18403 4142 347 25 FPT-AS-AP FPT Telecom Company, VN 7552 3682 1331 21 VIETEL-AS-AP Viettel Group, VN 7713 3558 1043 66 TELKOMNET-AS-AP PT Telekomunikasi Indon 45899 3464 1856 97 VNPT-AS-VN VNPT Corp, VN 9498 2965 492 244 BBIL-AP BHARTI Airtel Ltd., IN 24560 2399 836 446 AIRTELBROADBAND-AS-AP Bharti Airtel Ltd 4766 2301 11252 587 KIXS-AS-KR Korea Telecom, KR 45090 2202 1438 79 TENCENT-NET-AP Shenzhen Tencent Compute 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 8330 10785 2936 AMAZON-02, US 11492 4540 301 595 CABLEONE, US 7155 3993 281 51 VIASAT-SP-BACKBONE, US 22773 3535 3036 267 ASN-CXA-ALL-CCI-22773-RDC, US 6327 3524 1320 64 SHAW, CA 749 3099 54980 2351 DNIC-AS-00749, US 16625 3097 1557 2340 AKAMAI-AS, US 396982 2656 3592 373 GOOGLE-CLOUD-PLATFORM, US 7018 2506 24147 1572 ATT-INTERNET4, US 30036 2497 360 452 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 7313 1706 140 UNI2-AS, ES 39891 4829 286 61 ALJAWWALSTC-AS, SA 20940 4110 3399 164 AKAMAI-ASN1, NL 8551 3876 369 34 BEZEQ-INTERNATIONAL-AS Bezeqint Interne 12389 2925 2292 910 ROSTELECOM-AS, RU 9009 2740 252 1417 M247, RO 34984 2284 360 605 TELLCOM-AS, TR 6849 2018 307 17 UKRTELNET, UA 58224 1829 945 534 TCI, IR 61317 1629 109 1224 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 11315 3346 598 Uninet S.A. de C.V., MX 10620 3517 508 854 Telmex Colombia S.A., CO 13999 2277 352 624 Mega Cable, S.A. de C.V., MX 11830 2270 369 64 Instituto Costarricense de Electricidad 28573 1330 2324 238 Claro NXT Telecomunicacoes Ltda, BR 6503 1302 339 511 Axtel, S.A.B. de C.V., MX 3816 1297 768 173 COLOMBIA TELECOMUNICACIONES S.A. ESP, C 6147 1134 370 22 Telefonica del Peru S.A.A., PE 11664 1095 180 440 Techtel LMDS Comunicaciones Interactiva 26615 1035 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 1574 393 19 LINKdotNET-AS, EG 24835 1538 533 29 RAYA-AS, EG 36992 1338 1518 275 ETISALAT-MISR, EG 36903 1242 550 99 MT-MPLS, MA 29571 1030 67 47 ORANGE-COTE-IVOIRE, CI 36935 917 520 42 Vodafone-, EG 37457 699 319 46 Telkom-Internet, ZA 6713 550 1861 34 IAM-AS, MA 15399 528 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 11315 3346 598 Uninet S.A. de C.V., MX 9808 9482 8705 37 CHINAMOBILE-CN China Mobile Communicati 16509 8330 10785 2936 AMAZON-02, US 12479 7313 1706 140 UNI2-AS, ES 7545 5715 784 691 TPG-INTERNET-AP TPG Telecom Limited, AU 39891 4829 286 61 ALJAWWALSTC-AS, SA 11492 4540 301 595 CABLEONE, US 18403 4142 347 25 FPT-AS-AP FPT Telecom Company, VN 20940 4110 3399 164 AKAMAI-ASN1, NL 7155 3993 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 9482 9445 CHINAMOBILE-CN China Mobile Communications Grou 12479 7313 7173 UNI2-AS, ES 16509 8330 5394 AMAZON-02, US 7545 5715 5024 TPG-INTERNET-AP TPG Telecom Limited, AU 39891 4829 4768 ALJAWWALSTC-AS, SA 18403 4142 4117 FPT-AS-AP FPT Telecom Company, VN 20940 4110 3946 AKAMAI-ASN1, NL 11492 4540 3945 CABLEONE, US 7155 3993 3942 VIASAT-SP-BACKBONE, US 8551 3876 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 /13:580 /14:1208 /15:2120 /16:13548 /17:8289 /18:14017 /19:25202 /20:43885 /21:52287 /22:110909 /23:101715 /24:567519 /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 6385 7313 UNI2-AS, ES 8151 5288 11315 Uninet S.A. de C.V., MX 39891 3628 4829 ALJAWWALSTC-AS, SA 11492 3447 4540 CABLEONE, US 8551 3349 3876 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo 6327 3333 3524 SHAW, CA 7155 3043 3993 VIASAT-SP-BACKBONE, US 22773 2605 3535 ASN-CXA-ALL-CCI-22773-RDC, US 30036 2154 2497 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 2:1316 3:175 4:7 5:4614 6:130 7:6 8:1558 9:1 11:172 12:1539 13:389 14:2299 15:303 16:188 17:373 18:425 20:262 21:4 22:188 23:6297 24:3000 25:6 27:2579 29:19 31:2538 32:84 34:21 35:111 36:1968 37:4683 38:4750 39:847 40:151 41:4434 42:1949 43:2382 44:315 45:17662 46:4376 47:363 49:1763 50:1888 51:584 52:1594 54:394 55:849 56:8 57:125 58:1892 59:1085 60:985 61:2574 62:2803 63:1950 64:5821 65:2341 66:5149 67:2956 68:1353 69:4171 70:1359 71:677 72:3066 74:2633 75:1587 76:606 77:2552 78:1886 79:3177 80:2151 81:1815 82:1509 83:1287 84:1528 85:3039 86:763 87:2030 88:1221 89:3781 90:615 91:7856 92:2073 93:2622 94:3700 95:4078 96:1306 97:336 98:1136 99:745 100:69 101:1311 102:3027 103:31510 104:4712 105:785 106:940 107:2578 108:1056 109:4439 110:2095 111:3115 112:2039 113:1753 114:1657 115:2092 116:1903 117:2559 118:2616 119:2010 120:1799 121:1089 122:2615 123:2174 124:1560 125:2481 128:1484 129:1094 130:1039 131:2157 132:866 133:422 134:1923 135:349 136:881 137:960 138:2887 139:1539 140:1247 141:1430 142:1452 143:1602 144:1158 145:347 146:1947 147:1597 148:2381 149:2261 150:873 151:1156 152:1967 153:569 154:4555 155:1442 156:1811 157:1333 158:1085 159:2238 160:2621 161:1554 162:3548 163:1598 164:1669 165:1805 166:1089 167:1756 168:4145 169:961 170:5012 171:898 172:3582 173:2968 174:1047 175:1193 176:3770 177:6035 178:3598 179:2589 180:2593 181:3561 182:3356 183:2080 184:2341 185:20449 186:5286 187:4624 188:4235 189:4034 190:9300 191:1955 192:10973 193:8915 194:7388 195:5303 196:3329 197:2737 198:5953 199:6117 200:8391 201:6166 202:10610 203:10484 204:4592 205:3611 206:4312 207:3479 208:4111 209:4938 210:4263 211:2441 212:4227 213:3649 214:1083 215:59 216:6698 217:2817 218:1291 219:421 220:1993 221:973 222:710 223:2153 End of report