IPv4 R&E Routing Table Report 23:35 GMT Mon 10 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: 928241 Prefixes after maximum aggregation (per Origin AS): 343478 Deaggregation factor: 2.70 Unique aggregates announced (without unneeded subnets): 440314 Number of IPv4 prefixes with a valid ROA: 371724 Number of IPv4 prefixes with an invalid ROA: 3140 Number of IPv4 prefixes with no ROA: 553377 Total ASes present in the Internet Routing Table: 73762 Prefixes per ASN: 12.58 Origin-only ASes present in the Internet Routing Table: 63222 Origin ASes announcing only one prefix: 25490 Transit ASes present in the Internet Routing Table: 10540 Transit-only ASes present in the Internet Routing Table: 411 Paths with bogon ASNs present in the IPv4 Routing Table: 118 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: 1082 Number of instances of unregistered ASNs: 1085 Number of 32-bit ASNs allocated by the RIRs: 40364 Number of 32-bit ASNs visible in the Routing Table: 33506 Prefixes from 32-bit ASNs in the Routing Table: 168583 Number of bogon 32-bit ASNs visible in the Routing Table: 21 Special use prefixes present in the Routing Table: 2 Prefixes being announced from unallocated address space: 499 Number of addresses announced to Internet: 3065291264 Equivalent to 182 /8s, 180 /16s and 162 /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: 319937 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 235190 Total APNIC prefixes after maximum aggregation: 67325 APNIC Deaggregation factor: 3.49 Prefixes being announced from the APNIC address blocks: 230071 Unique aggregates announced from the APNIC address blocks: 96560 APNIC Region origin ASes present in the Internet Routing Table: 12998 APNIC Prefixes per ASN: 17.70 APNIC Region origin ASes announcing only one prefix: 3747 APNIC Region transit ASes present in the Internet Routing Table: 1765 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: 773462272 Equivalent to 46 /8s, 26 /16s and 25 /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: 267800 Total ARIN prefixes after maximum aggregation: 121489 ARIN Deaggregation factor: 2.20 Prefixes being announced from the ARIN address blocks: 268903 Unique aggregates announced from the ARIN address blocks: 128514 ARIN Region origin ASes present in the Internet Routing Table: 19086 ARIN Prefixes per ASN: 14.09 ARIN Region origin ASes announcing only one prefix: 6954 ARIN Region transit ASes present in the Internet Routing Table: 1948 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: 4627 Number of ARIN addresses announced to Internet: 1290918400 Equivalent to 76 /8s, 241 /16s and 218 /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: 264789 Total RIPE prefixes after maximum aggregation: 120174 RIPE Deaggregation factor: 2.20 Prefixes being announced from the RIPE address blocks: 261576 Unique aggregates announced from the RIPE address blocks: 153860 RIPE Region origin ASes present in the Internet Routing Table: 28170 RIPE Prefixes per ASN: 9.29 RIPE Region origin ASes announcing only one prefix: 11960 RIPE Region transit ASes present in the Internet Routing Table: 4015 Average RIPE Region AS path length visible: 5.4 Max RIPE Region AS path length visible: 36 Number of RIPE region 32-bit ASNs visible in the Routing Table: 10838 Number of RIPE addresses announced to Internet: 716645888 Equivalent to 42 /8s, 183 /16s and 38 /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: 126758 Total LACNIC prefixes after maximum aggregation: 27987 LACNIC Deaggregation factor: 4.53 Prefixes being announced from the LACNIC address blocks: 126261 Unique aggregates announced from the LACNIC address blocks: 49056 LACNIC Region origin ASes present in the Internet Routing Table: 10989 LACNIC Prefixes per ASN: 11.49 LACNIC Region origin ASes announcing only one prefix: 2273 LACNIC Region transit ASes present in the Internet Routing Table: 2285 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: 8743 Number of LACNIC addresses announced to Internet: 175945984 Equivalent to 10 /8s, 124 /16s and 185 /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: 32622 Total AfriNIC prefixes after maximum aggregation: 5686 AfriNIC Deaggregation factor: 5.74 Prefixes being announced from the AfriNIC address blocks: 40931 Unique aggregates announced from the AfriNIC address blocks: 11904 AfriNIC Region origin ASes present in the Internet Routing Table: 1704 AfriNIC Prefixes per ASN: 24.02 AfriNIC Region origin ASes announcing only one prefix: 556 AfriNIC Region transit ASes present in the Internet Routing Table: 315 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: 1032 Number of AfriNIC addresses announced to Internet: 108036608 Equivalent to 6 /8s, 112 /16s and 130 /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 786 696 TPG-INTERNET-AP TPG Telecom Limited, AU 7552 3588 1330 20 VIETEL-AS-AP Viettel Group, VN 7713 3517 1042 61 TELKOMNET-AS-AP PT Telekomunikasi Indon 45899 3471 1877 67 VNPT-AS-VN VNPT Corp, VN 9498 2462 499 239 BBIL-AP BHARTI Airtel Ltd., IN 4766 2283 11250 591 KIXS-AS-KR Korea Telecom, KR 24560 2235 851 413 AIRTELBROADBAND-AS-AP Bharti Airtel Ltd 45090 2194 1438 79 TENCENT-NET-AP Shenzhen Tencent Compute 4755 2133 425 218 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 7295 10553 2860 AMAZON-02, US 11492 4591 304 541 CABLEONE, US 7155 3898 265 32 VIASAT-SP-BACKBONE, US 22773 3777 3066 354 ASN-CXA-ALL-CCI-22773-RDC, US 16625 3548 1849 2539 AKAMAI-AS, US 6327 3498 1319 64 SHAW, CA 749 3028 50696 2295 DNIC-AS-00749, US 30036 2597 367 277 MEDIACOM-ENTERPRISE-BUSINESS, US 396982 2552 3479 345 GOOGLE-CLOUD-PLATFORM, US 209 2347 4933 391 CENTURYLINK-US-LEGACY-QWEST, 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 6888 1730 144 UNI2-AS, ES 9121 6783 1692 17 TTNET, TR 20940 4111 3400 178 AKAMAI-ASN1, NL 8551 3989 374 38 BEZEQ-INTERNATIONAL-AS Bezeqint Interne 39891 3938 230 46 ALJAWWALSTC-AS, SA 12389 2918 2290 912 ROSTELECOM-AS, RU 9009 2619 252 1344 M247, RO 6849 2550 339 20 UKRTELNET, UA 34984 2252 358 626 TELLCOM-AS, TR 47331 1984 312 1500 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 10856 3336 594 Uninet S.A. de C.V., MX 10620 3475 510 839 Telmex Colombia S.A., CO 11830 2303 369 64 Instituto Costarricense de Electricidad 13999 2051 334 531 Mega Cable, S.A. de C.V., MX 28573 1350 2328 264 Claro NXT Telecomunicacoes Ltda, BR 6503 1292 338 521 Axtel, S.A.B. de C.V., MX 3816 1279 712 149 COLOMBIA TELECOMUNICACIONES S.A. ESP, C 6147 1147 369 22 Telefonica del Peru S.A.A., PE 11664 1069 180 462 Techtel LMDS Comunicaciones Interactiva 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 59 Telkom-Internet, ZA 24863 1569 393 21 LINKdotNET-AS, EG 24835 1520 521 31 RAYA-AS, EG 36992 1348 1519 270 ETISALAT-MISR, EG 36903 1268 550 99 MT-MPLS, MA 29571 1015 68 32 ORANGE-COTE-IVOIRE, CI 36935 815 520 42 Vodafone-, EG 6713 610 1863 34 IAM-AS, MA 15399 501 51 33 WANANCHI-, KE 37342 488 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 10856 3336 594 Uninet S.A. de C.V., MX 9808 9061 8883 47 CHINAMOBILE-CN China Mobile Communicati 16509 7295 10553 2860 AMAZON-02, US 12479 6888 1730 144 UNI2-AS, ES 9121 6783 1692 17 TTNET, TR 7545 5929 786 696 TPG-INTERNET-AP TPG Telecom Limited, AU 11492 4591 304 541 CABLEONE, US 20940 4111 3400 178 AKAMAI-ASN1, NL 8551 3989 374 38 BEZEQ-INTERNATIONAL-AS Bezeqint Interne 39891 3938 230 46 ALJAWWALSTC-AS, SA 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 9121 6783 6766 TTNET, TR 12479 6888 6744 UNI2-AS, ES 7545 5929 5233 TPG-INTERNET-AP TPG Telecom Limited, AU 16509 7295 4435 AMAZON-02, US 11492 4591 4050 CABLEONE, US 8551 3989 3951 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo 20940 4111 3933 AKAMAI-ASN1, NL 39891 3938 3892 ALJAWWALSTC-AS, SA 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 25674 UNALLOCATED 8.12.76.0/24 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 53775 UNALLOCATED 8.20.88.0/24 7029 WINDSTREAM, US 62828 UNALLOCATED 8.21.130.0/24 3356 LEVEL3, US 393266 UNALLOCATED 8.23.52.0/24 46887 LIGHTOWER, 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 23.141.0.0/24 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 41.57.124.0/23 Origin: 37442 UNASSIGNED 41.57.124.0/23 Transit: 37204 TELONE, ZW 41.57.124.0/24 Origin: 37442 UNASSIGNED 41.57.124.0/24 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 /9:13 /10:38 /11:100 /12:296 /13:588 /14:1203 /15:2103 /16:13590 /17:8433 /18:14126 /19:25197 /20:44030 /21:52936 /22:110368 /23:100708 /24:554496 /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 9121 5929 6783 TTNET, TR 12479 5898 6888 UNI2-AS, ES 8151 4739 10856 Uninet S.A. de C.V., MX 11492 3499 4591 CABLEONE, US 8551 3453 3989 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo 6327 3307 3498 SHAW, CA 39891 3125 3938 ALJAWWALSTC-AS, SA 7155 2987 3898 VIASAT-SP-BACKBONE, US 22773 2785 3777 ASN-CXA-ALL-CCI-22773-RDC, US 6849 2402 2550 UKRTELNET, UA Complete listing at https://bgp.nsrc.org/REN/RENU/data-sXXas-nos Number of /24s announced per /8 block (Global) ---------------------------------------------- 1:1900 2:1040 3:166 4:7 5:4089 6:116 7:6 8:1597 9:1 11:173 12:1624 13:335 14:2368 15:267 16:68 17:362 18:332 20:243 21:4 22:188 23:5971 24:2508 25:6 27:2748 29:19 31:2463 32:96 34:7 35:90 36:1898 37:4532 38:3664 39:755 40:169 41:4427 42:1169 43:2285 44:296 45:17461 46:4245 47:385 49:1731 50:1947 51:243 52:1493 54:382 55:844 56:8 57:84 58:1789 59:1115 60:989 61:2414 62:2632 63:1931 64:5654 65:2331 66:4960 67:2993 68:1234 69:4208 70:1309 71:687 72:3057 74:2678 75:1483 76:593 77:2351 78:3998 79:3147 80:2055 81:1827 82:1522 83:1227 84:1415 85:3682 86:734 87:2012 88:2827 89:3480 90:544 91:7669 92:2063 93:2564 94:3591 95:4807 96:1342 97:345 98:1037 99:735 100:77 101:1301 102:2707 103:30433 104:4569 105:1984 106:887 107:2535 108:909 109:4358 110:2002 111:3279 112:2050 113:1517 114:1546 115:2143 116:1901 117:2498 118:2326 119:1860 120:1711 121:1035 122:2568 123:2147 124:1511 125:2126 128:1277 129:1044 130:987 131:2229 132:829 133:377 134:1905 135:334 136:875 137:900 138:2823 139:1520 140:1117 141:1497 142:1387 143:1496 144:1202 145:348 146:1869 147:1548 148:2248 149:1802 150:891 151:1124 152:1949 153:551 154:3957 155:1431 156:1704 157:1311 158:1050 159:2189 160:2631 161:1368 162:3541 163:1455 164:1726 165:1702 166:780 167:1731 168:4125 169:905 170:4951 171:856 172:3443 173:3127 174:1016 175:1173 176:3652 177:5909 178:3588 179:2557 180:2342 181:3350 182:3197 183:1920 184:2353 185:19942 186:5074 187:4532 188:4139 189:3815 190:9132 191:1771 192:11040 193:8756 194:7194 195:5126 196:3225 197:2889 198:6028 199:6074 200:8015 201:6064 202:10380 203:10224 204:4527 205:3486 206:3921 207:3435 208:4070 209:4801 210:4194 211:2344 212:4085 213:3584 214:1114 215:54 216:6464 217:2718 218:1273 219:410 220:2044 221:925 222:650 223:1985 End of report