IPv4 R&E Routing Table Report 18:35 GMT Wed 19 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: 929756 Prefixes after maximum aggregation (per Origin AS): 344011 Deaggregation factor: 2.70 Unique aggregates announced (without unneeded subnets): 440324 Number of IPv4 prefixes with a valid ROA: 374408 Number of IPv4 prefixes with an invalid ROA: 2971 Number of IPv4 prefixes with no ROA: 552377 Total ASes present in the Internet Routing Table: 73840 Prefixes per ASN: 12.59 Origin-only ASes present in the Internet Routing Table: 63283 Origin ASes announcing only one prefix: 25543 Transit ASes present in the Internet Routing Table: 10557 Transit-only ASes present in the Internet Routing Table: 417 Paths with bogon ASNs present in the IPv4 Routing Table: 133 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: 1166 Number of instances of unregistered ASNs: 1171 Number of 32-bit ASNs allocated by the RIRs: 40422 Number of 32-bit ASNs visible in the Routing Table: 33584 Prefixes from 32-bit ASNs in the Routing Table: 168957 Number of bogon 32-bit ASNs visible in the Routing Table: 61 Special use prefixes present in the Routing Table: 2 Prefixes being announced from unallocated address space: 559 Number of addresses announced to Internet: 3064796160 Equivalent to 182 /8s, 173 /16s and 20 /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: 321020 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 235248 Total APNIC prefixes after maximum aggregation: 67386 APNIC Deaggregation factor: 3.49 Prefixes being announced from the APNIC address blocks: 230271 Unique aggregates announced from the APNIC address blocks: 96667 APNIC Region origin ASes present in the Internet Routing Table: 13004 APNIC Prefixes per ASN: 17.71 APNIC Region origin ASes announcing only one prefix: 3744 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: 8272 Number of APNIC addresses announced to Internet: 773352704 Equivalent to 46 /8s, 24 /16s and 109 /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: 268466 Total ARIN prefixes after maximum aggregation: 121522 ARIN Deaggregation factor: 2.21 Prefixes being announced from the ARIN address blocks: 269760 Unique aggregates announced from the ARIN address blocks: 128658 ARIN Region origin ASes present in the Internet Routing Table: 19070 ARIN Prefixes per ASN: 14.15 ARIN Region origin ASes announcing only one prefix: 6964 ARIN Region transit ASes present in the Internet Routing Table: 1949 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: 4647 Number of ARIN addresses announced to Internet: 1290078464 Equivalent to 76 /8s, 229 /16s and 9 /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: 265316 Total RIPE prefixes after maximum aggregation: 120611 RIPE Deaggregation factor: 2.20 Prefixes being announced from the RIPE address blocks: 262009 Unique aggregates announced from the RIPE address blocks: 154294 RIPE Region origin ASes present in the Internet Routing Table: 28215 RIPE Prefixes per ASN: 9.29 RIPE Region origin ASes announcing only one prefix: 11985 RIPE Region transit ASes present in the Internet Routing Table: 4020 Average RIPE Region AS path length visible: 5.4 Max RIPE Region AS path length visible: 34 Number of RIPE region 32-bit ASNs visible in the Routing Table: 10874 Number of RIPE addresses announced to Internet: 716685824 Equivalent to 42 /8s, 183 /16s and 194 /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: 126835 Total LACNIC prefixes after maximum aggregation: 27961 LACNIC Deaggregation factor: 4.54 Prefixes being announced from the LACNIC address blocks: 126293 Unique aggregates announced from the LACNIC address blocks: 48371 LACNIC Region origin ASes present in the Internet Routing Table: 10996 LACNIC Prefixes per ASN: 11.49 LACNIC Region origin ASes announcing only one prefix: 2290 LACNIC Region transit ASes present in the Internet Routing Table: 2291 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: 8758 Number of LACNIC addresses announced to Internet: 176035328 Equivalent to 10 /8s, 126 /16s and 22 /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: 32725 Total AfriNIC prefixes after maximum aggregation: 5682 AfriNIC Deaggregation factor: 5.76 Prefixes being announced from the AfriNIC address blocks: 40864 Unique aggregates announced from the AfriNIC address blocks: 11877 AfriNIC Region origin ASes present in the Internet Routing Table: 1710 AfriNIC Prefixes per ASN: 23.90 AfriNIC Region origin ASes announcing only one prefix: 560 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: 1033 Number of AfriNIC addresses announced to Internet: 108334592 Equivalent to 6 /8s, 117 /16s and 14 /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 5927 786 694 TPG-INTERNET-AP TPG Telecom Limited, AU 7552 3594 1330 20 VIETEL-AS-AP Viettel Group, VN 7713 3517 1042 61 TELKOMNET-AS-AP PT Telekomunikasi Indon 45899 3470 1877 66 VNPT-AS-VN VNPT Corp, VN 9498 2481 499 239 BBIL-AP BHARTI Airtel Ltd., IN 4766 2284 11250 591 KIXS-AS-KR Korea Telecom, KR 24560 2241 851 415 AIRTELBROADBAND-AS-AP Bharti Airtel Ltd 45090 2195 1438 79 TENCENT-NET-AP Shenzhen Tencent Compute 4755 2142 425 219 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 7400 10584 2844 AMAZON-02, US 11492 4603 305 516 CABLEONE, US 7155 3899 265 32 VIASAT-SP-BACKBONE, US 22773 3772 3066 351 ASN-CXA-ALL-CCI-22773-RDC, US 16625 3548 1855 2546 AKAMAI-AS, US 6327 3497 1319 65 SHAW, CA 749 3027 50696 2294 DNIC-AS-00749, US 30036 2599 367 266 MEDIACOM-ENTERPRISE-BUSINESS, US 7018 2589 24151 1584 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 6905 1730 144 UNI2-AS, ES 9121 6713 1692 17 TTNET, TR 20940 4110 3400 178 AKAMAI-ASN1, NL 39891 4010 234 47 ALJAWWALSTC-AS, SA 8551 3978 374 38 BEZEQ-INTERNATIONAL-AS Bezeqint Interne 12389 2918 2290 912 ROSTELECOM-AS, RU 9009 2620 252 1345 M247, RO 6849 2501 339 20 UKRTELNET, UA 34984 2243 357 616 TELLCOM-AS, TR 47331 2053 320 1562 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 10905 3338 598 Uninet S.A. de C.V., MX 10620 3471 510 838 Telmex Colombia S.A., CO 11830 2301 369 64 Instituto Costarricense de Electricidad 13999 2069 338 538 Mega Cable, S.A. de C.V., MX 28573 1349 2329 259 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 1086 181 467 Techtel LMDS Comunicaciones Interactiva 6147 1085 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 1567 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 613 1863 34 IAM-AS, MA 15399 502 51 33 WANANCHI-, KE 37342 494 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 10905 3338 598 Uninet S.A. de C.V., MX 9808 9061 8883 47 CHINAMOBILE-CN China Mobile Communicati 16509 7400 10584 2844 AMAZON-02, US 12479 6905 1730 144 UNI2-AS, ES 9121 6713 1692 17 TTNET, TR 7545 5927 786 694 TPG-INTERNET-AP TPG Telecom Limited, AU 11492 4603 305 516 CABLEONE, US 20940 4110 3400 178 AKAMAI-ASN1, NL 39891 4010 234 47 ALJAWWALSTC-AS, SA 8551 3978 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 6905 6761 UNI2-AS, ES 9121 6713 6696 TTNET, TR 7545 5927 5233 TPG-INTERNET-AP TPG Telecom Limited, AU 16509 7400 4556 AMAZON-02, US 11492 4603 4087 CABLEONE, US 39891 4010 3963 ALJAWWALSTC-AS, SA 8551 3978 3940 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo 20940 4110 3932 AKAMAI-ASN1, NL 7155 3899 3867 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 /17:8429 /18:14152 /19:25231 /20:44037 /21:52923 /22:110583 /23:100902 /24:555545 /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 5914 6905 UNI2-AS, ES 9121 5863 6713 TTNET, TR 8151 4795 10905 Uninet S.A. de C.V., MX 11492 3510 4603 CABLEONE, US 8551 3442 3978 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo 6327 3305 3497 SHAW, CA 39891 3193 4010 ALJAWWALSTC-AS, SA 7155 2988 3899 VIASAT-SP-BACKBONE, US 22773 2781 3772 ASN-CXA-ALL-CCI-22773-RDC, US 6849 2357 2501 UKRTELNET, UA Complete listing at https://bgp.nsrc.org/REN/RENU/data-sXXas-nos Number of /24s announced per /8 block (Global) ---------------------------------------------- 1:1897 2:1041 3:166 4:7 5:4141 6:116 7:6 8:1592 9:1 11:173 12:1621 13:347 14:2370 15:275 16:69 17:365 18:337 20:245 21:4 22:188 23:5963 24:2515 25:6 27:2789 29:19 31:2473 32:96 34:7 35:90 36:1897 37:4524 38:3667 39:757 40:169 41:4447 42:1171 43:2303 44:298 45:17441 46:4272 47:384 49:1727 50:1941 51:243 52:1499 54:393 55:838 56:8 57:85 58:1788 59:1112 60:991 61:2425 62:2626 63:1980 64:5661 65:2351 66:4938 67:3004 68:1349 69:4197 70:1303 71:687 72:3063 74:2675 75:1484 76:595 77:2365 78:4009 79:3153 80:2067 81:1850 82:1512 83:1229 84:1421 85:3751 86:730 87:2004 88:2831 89:3491 90:547 91:7703 92:2053 93:2571 94:3578 95:4804 96:1347 97:349 98:1172 99:738 100:68 101:1300 102:2728 103:30467 104:4550 105:1983 106:886 107:2542 108:910 109:4354 110:2008 111:3275 112:2053 113:1525 114:1552 115:2142 116:1900 117:2497 118:2328 119:1855 120:1710 121:1043 122:2563 123:2152 124:1508 125:2144 128:1271 129:1040 130:990 131:2223 132:845 133:379 134:1909 135:332 136:871 137:903 138:2819 139:1522 140:1141 141:1485 142:1390 143:1495 144:1206 145:348 146:1879 147:1554 148:2252 149:1837 150:888 151:1128 152:1959 153:552 154:3827 155:1427 156:1673 157:1311 158:1048 159:2191 160:2654 161:1373 162:3533 163:1459 164:1732 165:1708 166:804 167:1736 168:4139 169:917 170:4936 171:851 172:3458 173:3132 174:1027 175:1178 176:3644 177:5947 178:3575 179:2546 180:2344 181:3352 182:3211 183:1922 184:2353 185:20015 186:5028 187:4538 188:4154 189:3836 190:9142 191:1777 192:11024 193:8775 194:7212 195:5141 196:3226 197:2912 198:6006 199:6093 200:7947 201:6082 202:10390 203:10225 204:4564 205:3499 206:3903 207:3443 208:4125 209:4824 210:4194 211:2341 212:4085 213:3593 214:1100 215:53 216:6524 217:2729 218:1273 219:410 220:2043 221:925 222:653 223:1985 End of report