IPv4 R&E Routing Table Report 18:35 GMT Thu 15 Dec, 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: 934827 Prefixes after maximum aggregation (per Origin AS): 347080 Deaggregation factor: 2.69 Unique aggregates announced (without unneeded subnets): 443438 Number of IPv4 prefixes with a valid ROA: 383648 Number of IPv4 prefixes with an invalid ROA: 2699 Number of IPv4 prefixes with no ROA: 548480 Total ASes present in the Internet Routing Table: 73951 Prefixes per ASN: 12.64 Origin-only ASes present in the Internet Routing Table: 63825 Origin ASes announcing only one prefix: 25587 Transit ASes present in the Internet Routing Table: 10126 Transit-only ASes present in the Internet Routing Table: 405 Paths with bogon ASNs present in the IPv4 Routing Table: 122 Average AS path length visible in the Internet Routing Table: 5.8 Max AS path length visible: 66 Max AS path prepend of ASN ( 37447) 64 Prefixes from unregistered ASNs in the Routing Table: 1053 Number of instances of unregistered ASNs: 1053 Number of 32-bit ASNs allocated by the RIRs: 40896 Number of 32-bit ASNs visible in the Routing Table: 33885 Prefixes from 32-bit ASNs in the Routing Table: 172237 Number of bogon 32-bit ASNs visible in the Routing Table: 18 Special use prefixes present in the Routing Table: 2 Prefixes being announced from unallocated address space: 529 Number of addresses announced to Internet: 3062227456 Equivalent to 182 /8s, 133 /16s and 226 /24s Percentage of available address space announced: 82.7 Percentage of allocated address space announced: 82.7 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: 323019 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 236436 Total APNIC prefixes after maximum aggregation: 68005 APNIC Deaggregation factor: 3.48 Prefixes being announced from the APNIC address blocks: 231311 Unique aggregates announced from the APNIC address blocks: 97324 APNIC Region origin ASes present in the Internet Routing Table: 13136 APNIC Prefixes per ASN: 17.61 APNIC Region origin ASes announcing only one prefix: 3826 APNIC Region transit ASes present in the Internet Routing Table: 1736 Average APNIC Region AS path length visible: 6.1 Max APNIC Region AS path length visible: 27 Number of APNIC region 32-bit ASNs visible in the Routing Table: 8420 Number of APNIC addresses announced to Internet: 773252608 Equivalent to 46 /8s, 22 /16s and 230 /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: 269568 Total ARIN prefixes after maximum aggregation: 122065 ARIN Deaggregation factor: 2.21 Prefixes being announced from the ARIN address blocks: 271211 Unique aggregates announced from the ARIN address blocks: 129414 ARIN Region origin ASes present in the Internet Routing Table: 19066 ARIN Prefixes per ASN: 14.22 ARIN Region origin ASes announcing only one prefix: 6984 ARIN Region transit ASes present in the Internet Routing Table: 1850 Average ARIN Region AS path length visible: 5.7 Max ARIN Region AS path length visible: 38 Number of ARIN region 32-bit ASNs visible in the Routing Table: 4701 Number of ARIN addresses announced to Internet: 1288167936 Equivalent to 76 /8s, 199 /16s and 226 /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: 267058 Total RIPE prefixes after maximum aggregation: 122149 RIPE Deaggregation factor: 2.19 Prefixes being announced from the RIPE address blocks: 263756 Unique aggregates announced from the RIPE address blocks: 155487 RIPE Region origin ASes present in the Internet Routing Table: 28208 RIPE Prefixes per ASN: 9.35 RIPE Region origin ASes announcing only one prefix: 11970 RIPE Region transit ASes present in the Internet Routing Table: 3820 Average RIPE Region AS path length visible: 5.7 Max RIPE Region AS path length visible: 35 Number of RIPE region 32-bit ASNs visible in the Routing Table: 10937 Number of RIPE addresses announced to Internet: 715990784 Equivalent to 42 /8s, 173 /16s and 39 /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: 127973 Total LACNIC prefixes after maximum aggregation: 28293 LACNIC Deaggregation factor: 4.52 Prefixes being announced from the LACNIC address blocks: 127203 Unique aggregates announced from the LACNIC address blocks: 48768 LACNIC Region origin ASes present in the Internet Routing Table: 11008 LACNIC Prefixes per ASN: 11.56 LACNIC Region origin ASes announcing only one prefix: 2254 LACNIC Region transit ASes present in the Internet Routing Table: 2239 Average LACNIC Region AS path length visible: 6.2 Max LACNIC Region AS path length visible: 57 Number of LACNIC region 32-bit ASNs visible in the Routing Table: 8770 Number of LACNIC addresses announced to Internet: 176024576 Equivalent to 10 /8s, 125 /16s and 236 /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: 32739 Total AfriNIC prefixes after maximum aggregation: 5774 AfriNIC Deaggregation factor: 5.67 Prefixes being announced from the AfriNIC address blocks: 40817 Unique aggregates announced from the AfriNIC address blocks: 12010 AfriNIC Region origin ASes present in the Internet Routing Table: 1724 AfriNIC Prefixes per ASN: 23.68 AfriNIC Region origin ASes announcing only one prefix: 553 AfriNIC Region transit ASes present in the Internet Routing Table: 335 Average AfriNIC Region AS path length visible: 5.3 Max AfriNIC Region AS path length visible: 66 Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1057 Number of AfriNIC addresses announced to Internet: 108491776 Equivalent to 6 /8s, 119 /16s and 116 /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 9154 8883 47 CHINAMOBILE-CN China Mobile Communicati 7545 5935 786 692 TPG-INTERNET-AP TPG Telecom Limited, AU 7552 3625 1331 21 VIETEL-AS-AP Viettel Group, VN 7713 3521 1043 63 TELKOMNET-AS-AP PT Telekomunikasi Indon 45899 3378 1874 94 VNPT-AS-VN VNPT Corp, VN 9498 2685 499 239 BBIL-AP BHARTI Airtel Ltd., IN 24560 2320 849 425 AIRTELBROADBAND-AS-AP Bharti Airtel Ltd 4766 2285 11250 590 KIXS-AS-KR Korea Telecom, KR 45090 2180 1438 79 TENCENT-NET-AP Shenzhen Tencent Compute 4755 2165 440 215 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 7755 10640 2911 AMAZON-02, US 11492 4548 301 567 CABLEONE, US 7155 3894 265 33 VIASAT-SP-BACKBONE, US 22773 3709 3067 335 ASN-CXA-ALL-CCI-22773-RDC, US 6327 3520 1320 63 SHAW, CA 16625 3501 1826 2527 AKAMAI-AS, US 749 3026 50577 2293 DNIC-AS-00749, US 396982 2571 3484 366 GOOGLE-CLOUD-PLATFORM, US 30036 2563 368 384 MEDIACOM-ENTERPRISE-BUSINESS, US 7018 2560 24117 1543 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 6939 1706 146 UNI2-AS, ES 9121 6004 1692 17 TTNET, TR 39891 4486 264 55 ALJAWWALSTC-AS, SA 20940 4083 3400 179 AKAMAI-ASN1, NL 8551 3700 374 38 BEZEQ-INTERNATIONAL-AS Bezeqint Interne 47331 2946 436 2221 TTNET, TR 12389 2919 2290 906 ROSTELECOM-AS, RU 9009 2655 252 1361 M247, RO 6849 2260 339 20 UKRTELNET, UA 34984 2253 358 609 TELLCOM-AS, 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 10891 3340 593 Uninet S.A. de C.V., MX 10620 3465 507 851 Telmex Colombia S.A., CO 11830 2262 369 64 Instituto Costarricense de Electricidad 13999 2170 355 573 Mega Cable, S.A. de C.V., MX 28573 1339 2327 257 Claro NXT Telecomunicacoes Ltda, BR 6503 1295 339 523 Axtel, S.A.B. de C.V., MX 3816 1291 740 156 COLOMBIA TELECOMUNICACIONES S.A. ESP, C 6147 1154 370 22 Telefonica del Peru S.A.A., PE 11664 1137 188 470 Techtel LMDS Comunicaciones Interactiva 26615 990 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 1895 326 57 Telkom-Internet, ZA 24835 1550 537 31 RAYA-AS, EG 24863 1534 393 21 LINKdotNET-AS, EG 36992 1362 1520 269 ETISALAT-MISR, EG 36903 1242 550 99 MT-MPLS, MA 29571 1013 67 39 ORANGE-COTE-IVOIRE, CI 36935 883 520 42 Vodafone-, EG 6713 612 1863 34 IAM-AS, MA 15399 506 52 36 WANANCHI-, KE 36914 491 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 10891 3340 593 Uninet S.A. de C.V., MX 9808 9154 8883 47 CHINAMOBILE-CN China Mobile Communicati 16509 7755 10640 2911 AMAZON-02, US 12479 6939 1706 146 UNI2-AS, ES 9121 6004 1692 17 TTNET, TR 7545 5935 786 692 TPG-INTERNET-AP TPG Telecom Limited, AU 11492 4548 301 567 CABLEONE, US 39891 4486 264 55 ALJAWWALSTC-AS, SA 20940 4083 3400 179 AKAMAI-ASN1, NL 7155 3894 265 33 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 9154 9107 CHINAMOBILE-CN China Mobile Communications Grou 12479 6939 6793 UNI2-AS, ES 9121 6004 5987 TTNET, TR 7545 5935 5243 TPG-INTERNET-AP TPG Telecom Limited, AU 16509 7755 4844 AMAZON-02, US 39891 4486 4431 ALJAWWALSTC-AS, SA 11492 4548 3981 CABLEONE, US 20940 4083 3904 AKAMAI-ASN1, NL 7155 3894 3861 VIASAT-SP-BACKBONE, US 8551 3700 3662 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 398083 UNALLOCATED 5.133.124.0/24 399587 UT, US 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 53775 UNALLOCATED 8.20.88.0/24 7029 WINDSTREAM, 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 23.131.185.0/24 Origin: 174 COGENT-174, US 23.131.185.0/24 Transit: 16637 MTNNS-AS, ZA 23.131.186.0/24 Origin: 174 COGENT-174, US 23.131.186.0/24 Transit: 16637 MTNNS-AS, ZA 23.131.187.0/24 Origin: 174 COGENT-174, US 23.131.187.0/24 Transit: 16637 MTNNS-AS, ZA 23.131.188.0/24 Origin: 46450 PILOT, US 23.131.188.0/24 Transit: 6939 HURRICANE, US 23.131.190.0/24 Origin: 7018 ATT-INTERNET4, US 23.131.190.0/24 Transit: 6939 HURRICANE, 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 /12:296 /13:586 /14:1205 /15:2102 /16:13582 /17:8383 /18:14081 /19:25208 /20:43949 /21:53078 /22:111145 /23:101401 /24:559644 /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 5982 6939 UNI2-AS, ES 9121 5208 6004 TTNET, TR 8151 4880 10891 Uninet S.A. de C.V., MX 39891 3541 4486 ALJAWWALSTC-AS, SA 11492 3455 4548 CABLEONE, US 6327 3328 3520 SHAW, CA 8551 3165 3700 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo 7155 2983 3894 VIASAT-SP-BACKBONE, US 22773 2729 3709 ASN-CXA-ALL-CCI-22773-RDC, US 47331 2538 2946 TTNET, TR Complete listing at https://bgp.nsrc.org/REN/RENU/data-sXXas-nos Number of /24s announced per /8 block (Global) ---------------------------------------------- 1:1645 2:1230 3:168 4:7 5:4316 6:110 7:5 8:1579 9:1 11:172 12:1610 13:373 14:2368 15:287 16:76 17:373 18:405 20:247 21:4 22:188 23:6040 24:2515 25:4 27:2784 29:19 31:2516 32:108 34:8 35:96 36:1843 37:4643 38:3936 39:820 40:154 41:4411 42:1075 43:2323 44:308 45:17644 46:4246 47:379 49:1716 50:1945 51:375 52:1528 54:395 55:823 56:8 57:90 58:1771 59:1108 60:1009 61:2469 62:2700 63:1963 64:5665 65:2343 66:5011 67:3063 68:1392 69:4175 70:1257 71:673 72:3065 74:2633 75:1472 76:597 77:2448 78:4039 79:2945 80:2077 81:1857 82:1497 83:1246 84:1511 85:3785 86:743 87:2021 88:2892 89:3562 90:580 91:7732 92:1989 93:2582 94:3593 95:4851 96:1314 97:345 98:1177 99:741 100:69 101:1294 102:2870 103:30790 104:4613 105:1994 106:828 107:2543 108:927 109:4397 110:2047 111:3269 112:2032 113:1535 114:1613 115:2135 116:1885 117:2487 118:2294 119:1904 120:1699 121:1062 122:2595 123:2169 124:1529 125:2279 128:1322 129:1058 130:987 131:2206 132:862 133:400 134:1904 135:337 136:885 137:931 138:2850 139:1504 140:1033 141:1491 142:1422 143:1530 144:1195 145:353 146:1904 147:1524 148:2287 149:1883 150:875 151:1150 152:1953 153:542 154:3889 155:1423 156:1639 157:1299 158:1045 159:2240 160:2680 161:1437 162:3568 163:1502 164:1736 165:1681 166:826 167:1754 168:4174 169:952 170:4990 171:873 172:3544 173:3084 174:1026 175:1182 176:3696 177:6070 178:3570 179:2590 180:2374 181:3438 182:3231 183:1914 184:2365 185:20172 186:5070 187:4544 188:4207 189:3879 190:9171 191:1813 192:11043 193:8844 194:7260 195:5196 196:3235 197:2720 198:6019 199:6133 200:8091 201:6108 202:10445 203:10229 204:4620 205:3523 206:3854 207:3404 208:4134 209:4864 210:4238 211:2410 212:4114 213:3588 214:1110 215:55 216:6632 217:2738 218:1265 219:417 220:2035 221:955 222:665 223:1996 End of report