IPv4 R&E Routing Table Report 18:35 GMT Mon 15 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: 941537 Prefixes after maximum aggregation (per Origin AS): 348776 Deaggregation factor: 2.70 Unique aggregates announced (without unneeded subnets): 448445 Number of IPv4 prefixes with a valid ROA: 410098 Number of IPv4 prefixes with an invalid ROA: 2898 Number of IPv4 prefixes with no ROA: 528541 Total ASes present in the Internet Routing Table: 74418 Prefixes per ASN: 12.65 Origin-only ASes present in the Internet Routing Table: 64178 Origin ASes announcing only one prefix: 25755 Transit ASes present in the Internet Routing Table: 10240 Transit-only ASes present in the Internet Routing Table: 420 Paths with bogon ASNs present in the IPv4 Routing Table: 174 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: 1119 Number of instances of unregistered ASNs: 1120 Number of 32-bit ASNs allocated by the RIRs: 41869 Number of 32-bit ASNs visible in the Routing Table: 34585 Prefixes from 32-bit ASNs in the Routing Table: 178059 Number of bogon 32-bit ASNs visible in the Routing Table: 24 Special use prefixes present in the Routing Table: 1 Prefixes being announced from unallocated address space: 623 Number of addresses announced to Internet: 3057744384 Equivalent to 182 /8s, 65 /16s and 122 /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: 319530 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 243142 Total APNIC prefixes after maximum aggregation: 68693 APNIC Deaggregation factor: 3.54 Prefixes being announced from the APNIC address blocks: 237304 Unique aggregates announced from the APNIC address blocks: 97824 APNIC Region origin ASes present in the Internet Routing Table: 13382 APNIC Prefixes per ASN: 17.73 APNIC Region origin ASes announcing only one prefix: 3927 APNIC Region transit ASes present in the Internet Routing Table: 1787 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: 8716 Number of APNIC addresses announced to Internet: 773169408 Equivalent to 46 /8s, 21 /16s and 161 /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: 272371 Total ARIN prefixes after maximum aggregation: 122131 ARIN Deaggregation factor: 2.23 Prefixes being announced from the ARIN address blocks: 275540 Unique aggregates announced from the ARIN address blocks: 130199 ARIN Region origin ASes present in the Internet Routing Table: 19107 ARIN Prefixes per ASN: 14.42 ARIN Region origin ASes announcing only one prefix: 6982 ARIN Region transit ASes present in the Internet Routing Table: 1867 Average ARIN Region AS path length visible: 7.5 Max ARIN Region AS path length visible: 28 Number of ARIN region 32-bit ASNs visible in the Routing Table: 4796 Number of ARIN addresses announced to Internet: 1281316352 Equivalent to 76 /8s, 95 /16s and 86 /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: 263744 Total RIPE prefixes after maximum aggregation: 122713 RIPE Deaggregation factor: 2.15 Prefixes being announced from the RIPE address blocks: 259254 Unique aggregates announced from the RIPE address blocks: 158216 RIPE Region origin ASes present in the Internet Routing Table: 28355 RIPE Prefixes per ASN: 9.14 RIPE Region origin ASes announcing only one prefix: 12018 RIPE Region transit ASes present in the Internet Routing Table: 3825 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: 11195 Number of RIPE addresses announced to Internet: 718200832 Equivalent to 42 /8s, 206 /16s and 224 /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: 129132 Total LACNIC prefixes after maximum aggregation: 28513 LACNIC Deaggregation factor: 4.53 Prefixes being announced from the LACNIC address blocks: 128248 Unique aggregates announced from the LACNIC address blocks: 49335 LACNIC Region origin ASes present in the Internet Routing Table: 10995 LACNIC Prefixes per ASN: 11.66 LACNIC Region origin ASes announcing only one prefix: 2253 LACNIC Region transit ASes present in the Internet Routing Table: 2272 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: 8782 Number of LACNIC addresses announced to Internet: 176746496 Equivalent to 10 /8s, 136 /16s and 240 /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: 32029 Total AfriNIC prefixes after maximum aggregation: 5914 AfriNIC Deaggregation factor: 5.42 Prefixes being announced from the AfriNIC address blocks: 40568 Unique aggregates announced from the AfriNIC address blocks: 12350 AfriNIC Region origin ASes present in the Internet Routing Table: 1754 AfriNIC Prefixes per ASN: 23.13 AfriNIC Region origin ASes announcing only one prefix: 575 AfriNIC Region transit ASes present in the Internet Routing Table: 331 Average AfriNIC Region AS path length visible: 6.5 Max AfriNIC Region AS path length visible: 77 Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1096 Number of AfriNIC addresses announced to Internet: 107901440 Equivalent to 6 /8s, 110 /16s and 114 /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 9477 8705 37 CHINAMOBILE-CN China Mobile Communicati 7545 5721 784 690 TPG-INTERNET-AP TPG Telecom Limited, AU 18403 4130 347 25 FPT-AS-AP FPT Telecom Company, VN 7552 3676 1331 21 VIETEL-AS-AP Viettel Group, VN 7713 3559 1043 65 TELKOMNET-AS-AP PT Telekomunikasi Indon 45899 3481 1872 94 VNPT-AS-VN VNPT Corp, VN 9498 2963 491 243 BBIL-AP BHARTI Airtel Ltd., IN 24560 2394 836 449 AIRTELBROADBAND-AS-AP Bharti Airtel Ltd 4766 2300 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 8276 10779 2935 AMAZON-02, US 11492 4536 300 606 CABLEONE, US 7155 4011 281 51 VIASAT-SP-BACKBONE, US 22773 3573 3052 272 ASN-CXA-ALL-CCI-22773-RDC, US 6327 3525 1320 64 SHAW, CA 16625 3116 1576 2361 AKAMAI-AS, US 749 3100 54980 2352 DNIC-AS-00749, US 396982 2643 3591 370 GOOGLE-CLOUD-PLATFORM, US 30036 2496 360 466 MEDIACOM-ENTERPRISE-BUSINESS, US 7018 2491 24146 1563 ATT-INTERNET4, 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 7300 1707 141 UNI2-AS, ES 39891 4765 282 60 ALJAWWALSTC-AS, SA 20940 4100 3399 166 AKAMAI-ASN1, NL 8551 3883 370 37 BEZEQ-INTERNATIONAL-AS Bezeqint Interne 12389 2924 2292 910 ROSTELECOM-AS, RU 9009 2724 253 1405 M247, RO 34984 2276 360 614 TELLCOM-AS, TR 6849 2052 307 17 UKRTELNET, UA 58224 1850 949 534 TCI, IR 13188 1607 100 18 TRIOLAN, UA 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 11282 3328 607 Uninet S.A. de C.V., MX 10620 3517 508 854 Telmex Colombia S.A., CO 13999 2348 361 621 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 1293 760 170 COLOMBIA TELECOMUNICACIONES S.A. ESP, C 6147 1134 370 22 Telefonica del Peru S.A.A., PE 11664 1098 180 447 Techtel LMDS Comunicaciones Interactiva 26615 1032 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 1601 393 19 LINKdotNET-AS, EG 24835 1495 517 28 RAYA-AS, EG 36992 1339 1518 276 ETISALAT-MISR, EG 36903 1242 550 99 MT-MPLS, MA 29571 1029 67 47 ORANGE-COTE-IVOIRE, CI 36935 875 520 42 Vodafone-, EG 37457 819 325 49 Telkom-Internet, ZA 6713 551 1861 34 IAM-AS, MA 15399 529 54 42 WANANCHI-, KE 36914 520 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 11282 3328 607 Uninet S.A. de C.V., MX 9808 9477 8705 37 CHINAMOBILE-CN China Mobile Communicati 16509 8276 10779 2935 AMAZON-02, US 12479 7300 1707 141 UNI2-AS, ES 7545 5721 784 690 TPG-INTERNET-AP TPG Telecom Limited, AU 39891 4765 282 60 ALJAWWALSTC-AS, SA 11492 4536 300 606 CABLEONE, US 18403 4130 347 25 FPT-AS-AP FPT Telecom Company, VN 20940 4100 3399 166 AKAMAI-ASN1, NL 7155 4011 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 9477 9440 CHINAMOBILE-CN China Mobile Communications Grou 12479 7300 7159 UNI2-AS, ES 16509 8276 5341 AMAZON-02, US 7545 5721 5031 TPG-INTERNET-AP TPG Telecom Limited, AU 39891 4765 4705 ALJAWWALSTC-AS, SA 18403 4130 4105 FPT-AS-AP FPT Telecom Company, VN 7155 4011 3960 VIASAT-SP-BACKBONE, US 20940 4100 3934 AKAMAI-ASN1, NL 11492 4536 3930 CABLEONE, US 8551 3883 3846 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 /13:577 /14:1206 /15:2114 /16:13540 /17:8288 /18:14008 /19:25200 /20:44010 /21:52286 /22:110893 /23:101862 /24:567080 /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 6364 7300 UNI2-AS, ES 8151 5237 11282 Uninet S.A. de C.V., MX 39891 3628 4765 ALJAWWALSTC-AS, SA 11492 3444 4536 CABLEONE, US 8551 3355 3883 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo 6327 3334 3525 SHAW, CA 7155 3069 4011 VIASAT-SP-BACKBONE, US 22773 2642 3573 ASN-CXA-ALL-CCI-22773-RDC, US 30036 2152 2496 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) ---------------------------------------------- 1:2139 2:1314 3:174 4:7 5:4632 6:128 7:6 8:1547 9:1 11:172 12:1536 13:379 14:2311 15:300 16:189 17:373 18:422 20:262 21:4 22:188 23:6261 24:3000 25:6 27:2573 29:19 31:2540 32:83 34:12 35:108 36:1964 37:4717 38:4699 39:845 40:151 41:4396 42:1956 43:2371 44:314 45:17685 46:4359 47:363 49:1761 50:1877 51:506 52:1601 54:394 55:768 56:8 57:123 58:1875 59:1109 60:987 61:2562 62:2780 63:1933 64:5833 65:2338 66:5152 67:3031 68:1360 69:4137 70:1415 71:678 72:3063 74:2640 75:1584 76:611 77:2570 78:1883 79:3171 80:2142 81:1809 82:1512 83:1300 84:1527 85:3031 86:769 87:2035 88:1211 89:3743 90:616 91:7850 92:2064 93:2632 94:3697 95:4048 96:1311 97:336 98:1153 99:744 100:73 101:1309 102:3013 103:31548 104:4683 105:886 106:938 107:2521 108:1050 109:4446 110:2105 111:3120 112:2037 113:1741 114:1661 115:2093 116:1890 117:2565 118:2606 119:2019 120:1797 121:1086 122:2623 123:2173 124:1561 125:2485 128:1426 129:1161 130:1043 131:2160 132:844 133:422 134:1925 135:347 136:877 137:964 138:2861 139:1546 140:1248 141:1459 142:1445 143:1601 144:1168 145:347 146:1954 147:1596 148:2381 149:2249 150:892 151:1158 152:1971 153:569 154:4528 155:1452 156:1817 157:1314 158:1074 159:2292 160:2617 161:1541 162:3534 163:1581 164:1676 165:1800 166:1054 167:1743 168:4154 169:961 170:4998 171:878 172:3565 173:2944 174:1075 175:1197 176:3767 177:6040 178:3609 179:2594 180:2584 181:3542 182:3353 183:2084 184:2348 185:20440 186:5231 187:4590 188:4230 189:4012 190:9298 191:1938 192:10940 193:8912 194:7394 195:5261 196:3333 197:2748 198:5964 199:6118 200:8391 201:6155 202:10617 203:10495 204:4597 205:3695 206:4337 207:3475 208:4114 209:4911 210:4268 211:2433 212:4206 213:3654 214:1093 215:59 216:6690 217:2794 218:1295 219:414 220:1994 221:978 222:708 223:2153 End of report