IPv4 R&E Routing Table Report 18:35 GMT Sat 15 Oct, 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: 929364 Prefixes after maximum aggregation (per Origin AS): 343879 Deaggregation factor: 2.70 Unique aggregates announced (without unneeded subnets): 440092 Number of IPv4 prefixes with a valid ROA: 372837 Number of IPv4 prefixes with an invalid ROA: 3061 Number of IPv4 prefixes with no ROA: 553466 Total ASes present in the Internet Routing Table: 73783 Prefixes per ASN: 12.60 Origin-only ASes present in the Internet Routing Table: 63248 Origin ASes announcing only one prefix: 25514 Transit ASes present in the Internet Routing Table: 10535 Transit-only ASes present in the Internet Routing Table: 410 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: 59 Max AS path prepend of ASN ( 37447) 57 Prefixes from unregistered ASNs in the Routing Table: 1167 Number of instances of unregistered ASNs: 1172 Number of 32-bit ASNs allocated by the RIRs: 40396 Number of 32-bit ASNs visible in the Routing Table: 33534 Prefixes from 32-bit ASNs in the Routing Table: 168823 Number of bogon 32-bit ASNs visible in the Routing Table: 55 Special use prefixes present in the Routing Table: 2 Prefixes being announced from unallocated address space: 556 Number of addresses announced to Internet: 3064536064 Equivalent to 182 /8s, 169 /16s and 28 /24s Percentage of available address space announced: 82.8 Percentage of allocated address space announced: 82.8 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: 320810 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 235274 Total APNIC prefixes after maximum aggregation: 67406 APNIC Deaggregation factor: 3.49 Prefixes being announced from the APNIC address blocks: 230113 Unique aggregates announced from the APNIC address blocks: 96619 APNIC Region origin ASes present in the Internet Routing Table: 12996 APNIC Prefixes per ASN: 17.71 APNIC Region origin ASes announcing only one prefix: 3746 APNIC Region transit ASes present in the Internet Routing Table: 1761 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: 8266 Number of APNIC addresses announced to Internet: 773466368 Equivalent to 46 /8s, 26 /16s and 41 /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: 268381 Total ARIN prefixes after maximum aggregation: 121501 ARIN Deaggregation factor: 2.21 Prefixes being announced from the ARIN address blocks: 269670 Unique aggregates announced from the ARIN address blocks: 128626 ARIN Region origin ASes present in the Internet Routing Table: 19058 ARIN Prefixes per ASN: 14.15 ARIN Region origin ASes announcing only one prefix: 6949 ARIN Region transit ASes present in the Internet Routing Table: 1946 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: 4636 Number of ARIN addresses announced to Internet: 1289817600 Equivalent to 76 /8s, 225 /16s and 14 /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: 265194 Total RIPE prefixes after maximum aggregation: 120466 RIPE Deaggregation factor: 2.20 Prefixes being announced from the RIPE address blocks: 261925 Unique aggregates announced from the RIPE address blocks: 154128 RIPE Region origin ASes present in the Internet Routing Table: 28197 RIPE Prefixes per ASN: 9.29 RIPE Region origin ASes announcing only one prefix: 11975 RIPE Region transit ASes present in the Internet Routing Table: 4017 Average RIPE Region AS path length visible: 5.3 Max RIPE Region AS path length visible: 36 Number of RIPE region 32-bit ASNs visible in the Routing Table: 10854 Number of RIPE addresses announced to Internet: 716663296 Equivalent to 42 /8s, 183 /16s and 106 /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: 126717 Total LACNIC prefixes after maximum aggregation: 27973 LACNIC Deaggregation factor: 4.53 Prefixes being announced from the LACNIC address blocks: 126198 Unique aggregates announced from the LACNIC address blocks: 48344 LACNIC Region origin ASes present in the Internet Routing Table: 10991 LACNIC Prefixes per ASN: 11.48 LACNIC Region origin ASes announcing only one prefix: 2283 LACNIC Region transit ASes present in the Internet Routing Table: 2281 Average LACNIC Region AS path length visible: 6.1 Max LACNIC Region AS path length visible: 56 Number of LACNIC region 32-bit ASNs visible in the Routing Table: 8749 Number of LACNIC addresses announced to Internet: 176020480 Equivalent to 10 /8s, 125 /16s and 220 /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: 32631 Total AfriNIC prefixes after maximum aggregation: 5679 AfriNIC Deaggregation factor: 5.75 Prefixes being announced from the AfriNIC address blocks: 40902 Unique aggregates announced from the AfriNIC address blocks: 11922 AfriNIC Region origin ASes present in the Internet Routing Table: 1700 AfriNIC Prefixes per ASN: 24.06 AfriNIC Region origin ASes announcing only one prefix: 561 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: 59 Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1029 Number of AfriNIC addresses announced to Internet: 108261632 Equivalent to 6 /8s, 115 /16s and 241 /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 9061 8883 47 CHINAMOBILE-CN China Mobile Communicati 7545 5929 786 694 TPG-INTERNET-AP TPG Telecom Limited, AU 7552 3592 1330 20 VIETEL-AS-AP Viettel Group, VN 7713 3524 1042 61 TELKOMNET-AS-AP PT Telekomunikasi Indon 45899 3469 1877 66 VNPT-AS-VN VNPT Corp, VN 9498 2473 499 239 BBIL-AP BHARTI Airtel Ltd., IN 4766 2284 11250 591 KIXS-AS-KR Korea Telecom, KR 24560 2237 852 412 AIRTELBROADBAND-AS-AP Bharti Airtel Ltd 45090 2195 1438 79 TENCENT-NET-AP Shenzhen Tencent Compute 4755 2139 425 217 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 7341 10579 2890 AMAZON-02, US 11492 4603 305 518 CABLEONE, US 7155 3898 265 32 VIASAT-SP-BACKBONE, US 22773 3775 3066 353 ASN-CXA-ALL-CCI-22773-RDC, US 16625 3527 1835 2538 AKAMAI-AS, US 6327 3493 1319 64 SHAW, CA 749 3028 50696 2295 DNIC-AS-00749, US 30036 2601 368 251 MEDIACOM-ENTERPRISE-BUSINESS, US 7018 2576 24151 1579 ATT-INTERNET4, US 396982 2552 3479 345 GOOGLE-CLOUD-PLATFORM, 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 6886 1730 144 UNI2-AS, ES 9121 6713 1692 17 TTNET, TR 20940 4114 3400 178 AKAMAI-ASN1, NL 39891 4010 234 47 ALJAWWALSTC-AS, SA 8551 3991 374 38 BEZEQ-INTERNATIONAL-AS Bezeqint Interne 12389 2918 2290 912 ROSTELECOM-AS, RU 9009 2622 252 1347 M247, RO 6849 2504 339 20 UKRTELNET, UA 34984 2243 357 616 TELLCOM-AS, TR 47331 2054 321 1563 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 10890 3338 596 Uninet S.A. de C.V., MX 10620 3470 510 844 Telmex Colombia S.A., CO 11830 2301 369 64 Instituto Costarricense de Electricidad 13999 2057 335 529 Mega Cable, S.A. de C.V., MX 28573 1352 2328 265 Claro NXT Telecomunicacoes Ltda, BR 6503 1295 338 521 Axtel, S.A.B. de C.V., MX 3816 1285 722 152 COLOMBIA TELECOMUNICACIONES S.A. ESP, C 11664 1089 181 464 Techtel LMDS Comunicaciones Interactiva 6147 1084 369 22 Telefonica del Peru S.A.A., PE 26615 986 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 1888 326 58 Telkom-Internet, ZA 24863 1569 393 21 LINKdotNET-AS, EG 24835 1518 521 31 RAYA-AS, EG 36992 1349 1519 270 ETISALAT-MISR, EG 36903 1260 550 99 MT-MPLS, MA 29571 1015 68 32 ORANGE-COTE-IVOIRE, CI 36935 815 520 42 Vodafone-, EG 6713 611 1863 34 IAM-AS, MA 15399 495 51 32 WANANCHI-, KE 36914 492 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 10890 3338 596 Uninet S.A. de C.V., MX 9808 9061 8883 47 CHINAMOBILE-CN China Mobile Communicati 16509 7341 10579 2890 AMAZON-02, US 12479 6886 1730 144 UNI2-AS, ES 9121 6713 1692 17 TTNET, TR 7545 5929 786 694 TPG-INTERNET-AP TPG Telecom Limited, AU 11492 4603 305 518 CABLEONE, US 20940 4114 3400 178 AKAMAI-ASN1, NL 39891 4010 234 47 ALJAWWALSTC-AS, SA 8551 3991 374 38 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 9061 9014 CHINAMOBILE-CN China Mobile Communications Grou 12479 6886 6742 UNI2-AS, ES 9121 6713 6696 TTNET, TR 7545 5929 5235 TPG-INTERNET-AP TPG Telecom Limited, AU 16509 7341 4451 AMAZON-02, US 11492 4603 4085 CABLEONE, US 39891 4010 3963 ALJAWWALSTC-AS, SA 8551 3991 3953 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo 20940 4114 3936 AKAMAI-ASN1, NL 7155 3898 3866 VIASAT-SP-BACKBONE, 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 65000 PRIVATE 5.227.24.0/22 8580 SANDY MTS Nizhniy Novgorod, 33123 UNALLOCATED 8.10.69.0/24 11168 SCC, US 16641 UNALLOCATED 8.10.194.0/24 3356 LEVEL3, US 16641 UNALLOCATED 8.10.210.0/24 3356 LEVEL3, US 25674 UNALLOCATED 8.12.76.0/24 3356 LEVEL3, US 16641 UNALLOCATED 8.12.250.0/24 3356 LEVEL3, US 25674 UNALLOCATED 8.14.115.0/24 3356 LEVEL3, US 12169 UNALLOCATED 8.15.207.0/24 32787 PROLEXIC-TECHNOLOGIES-DDOS-M 25674 UNALLOCATED 8.19.146.0/24 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 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 23.136.112.0/24 Origin: 54835 UNASSIGNED 23.136.112.0/24 Transit: 21559 OSNET, PR 23.141.0.0/24 Origin: 395350 UNASSIGNED 23.141.0.0/24 Transit: 11426 TWC-11426-CAROLINAS, US 23.158.240.0/24 Origin: 13465 UNASSIGNED 23.158.240.0/24 Transit: 33185 HIVE-DATA-CENTER, CA 23.181.240.0/24 Origin: 399613 UNASSIGNED 23.181.240.0/24 Transit: 11992 CENTENNIAL-, PR 24.48.128.0/19 Origin: 29866 OPTICALTEL, US 24.48.128.0/19 Transit: 3257 GTT-BACKBONE GTT, US 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 /10:38 /11:100 /12:295 /13:588 /14:1206 /15:2103 /16:13595 /17:8430 /18:14139 /19:25222 /20:44002 /21:52933 /22:110467 /23:100814 /24:555403 /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 5896 6886 UNI2-AS, ES 9121 5864 6713 TTNET, TR 8151 4776 10890 Uninet S.A. de C.V., MX 11492 3510 4603 CABLEONE, US 8551 3455 3991 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo 6327 3302 3493 SHAW, CA 39891 3193 4010 ALJAWWALSTC-AS, SA 7155 2987 3898 VIASAT-SP-BACKBONE, US 22773 2783 3775 ASN-CXA-ALL-CCI-22773-RDC, US 6849 2356 2504 UKRTELNET, UA Complete listing at https://bgp.nsrc.org/REN/RENU/data-sXXas-nos Number of /24s announced per /8 block (Global) ---------------------------------------------- 1:1900 2:1041 3:166 4:7 5:4139 6:115 7:6 8:1594 9:1 11:173 12:1623 13:339 14:2370 15:270 16:69 17:362 18:336 20:245 21:4 22:188 23:5976 24:2515 25:6 27:2740 29:19 31:2469 32:96 34:7 35:90 36:1898 37:4515 38:3666 39:757 40:169 41:4432 42:1171 43:2305 44:297 45:17461 46:4256 47:385 49:1730 50:1941 51:243 52:1488 54:386 55:846 56:8 57:86 58:1787 59:1114 60:991 61:2413 62:2642 63:1973 64:5660 65:2333 66:4954 67:3004 68:1349 69:4205 70:1305 71:687 72:3062 74:2675 75:1482 76:593 77:2355 78:4017 79:3138 80:2057 81:1840 82:1536 83:1230 84:1423 85:3752 86:727 87:2018 88:2827 89:3491 90:547 91:7699 92:2068 93:2564 94:3579 95:4797 96:1347 97:349 98:1171 99:737 100:78 101:1300 102:2699 103:30433 104:4573 105:1984 106:886 107:2534 108:909 109:4373 110:2004 111:3273 112:2049 113:1525 114:1551 115:2143 116:1898 117:2495 118:2325 119:1855 120:1710 121:1045 122:2562 123:2148 124:1509 125:2145 128:1269 129:1038 130:985 131:2224 132:841 133:377 134:1908 135:333 136:880 137:901 138:2818 139:1520 140:1132 141:1490 142:1390 143:1484 144:1200 145:349 146:1877 147:1542 148:2256 149:1821 150:892 151:1125 152:1962 153:552 154:3927 155:1426 156:1708 157:1307 158:1047 159:2187 160:2639 161:1374 162:3541 163:1447 164:1727 165:1701 166:805 167:1736 168:4125 169:905 170:4940 171:854 172:3467 173:3132 174:1027 175:1174 176:3635 177:5915 178:3571 179:2536 180:2344 181:3339 182:3196 183:1920 184:2357 185:20002 186:5023 187:4558 188:4157 189:3817 190:9120 191:1773 192:11041 193:8781 194:7220 195:5153 196:3220 197:2898 198:6036 199:6091 200:7974 201:6091 202:10381 203:10221 204:4567 205:3510 206:3926 207:3439 208:4119 209:4814 210:4192 211:2338 212:4098 213:3588 214:1089 215:53 216:6511 217:2730 218:1273 219:410 220:2043 221:925 222:652 223:1984 End of report