IPv4 R&E Routing Table Report 18:35 GMT Mon 19 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: 934797 Prefixes after maximum aggregation (per Origin AS): 347146 Deaggregation factor: 2.69 Unique aggregates announced (without unneeded subnets): 443551 Number of IPv4 prefixes with a valid ROA: 383718 Number of IPv4 prefixes with an invalid ROA: 2790 Number of IPv4 prefixes with no ROA: 548289 Total ASes present in the Internet Routing Table: 73934 Prefixes per ASN: 12.64 Origin-only ASes present in the Internet Routing Table: 63736 Origin ASes announcing only one prefix: 25562 Transit ASes present in the Internet Routing Table: 10198 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: 5.8 Max AS path length visible: 66 Max AS path prepend of ASN ( 37447) 64 Prefixes from unregistered ASNs in the Routing Table: 1021 Number of instances of unregistered ASNs: 1022 Number of 32-bit ASNs allocated by the RIRs: 40933 Number of 32-bit ASNs visible in the Routing Table: 33891 Prefixes from 32-bit ASNs in the Routing Table: 172594 Number of bogon 32-bit ASNs visible in the Routing Table: 22 Special use prefixes present in the Routing Table: 2 Prefixes being announced from unallocated address space: 518 Number of addresses announced to Internet: 3061465088 Equivalent to 182 /8s, 122 /16s and 64 /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: 323164 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 236389 Total APNIC prefixes after maximum aggregation: 68036 APNIC Deaggregation factor: 3.47 Prefixes being announced from the APNIC address blocks: 231279 Unique aggregates announced from the APNIC address blocks: 97356 APNIC Region origin ASes present in the Internet Routing Table: 13140 APNIC Prefixes per ASN: 17.60 APNIC Region origin ASes announcing only one prefix: 3830 APNIC Region transit ASes present in the Internet Routing Table: 1752 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: 773331456 Equivalent to 46 /8s, 24 /16s and 26 /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: 269598 Total ARIN prefixes after maximum aggregation: 122009 ARIN Deaggregation factor: 2.21 Prefixes being announced from the ARIN address blocks: 271199 Unique aggregates announced from the ARIN address blocks: 129501 ARIN Region origin ASes present in the Internet Routing Table: 19069 ARIN Prefixes per ASN: 14.22 ARIN Region origin ASes announcing only one prefix: 6978 ARIN Region transit ASes present in the Internet Routing Table: 1859 Average ARIN Region AS path length visible: 5.7 Max ARIN Region AS path length visible: 37 Number of ARIN region 32-bit ASNs visible in the Routing Table: 4700 Number of ARIN addresses announced to Internet: 1288034816 Equivalent to 76 /8s, 197 /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: 266823 Total RIPE prefixes after maximum aggregation: 122222 RIPE Deaggregation factor: 2.18 Prefixes being announced from the RIPE address blocks: 263543 Unique aggregates announced from the RIPE address blocks: 155501 RIPE Region origin ASes present in the Internet Routing Table: 28178 RIPE Prefixes per ASN: 9.35 RIPE Region origin ASes announcing only one prefix: 11949 RIPE Region transit ASes present in the Internet Routing Table: 3846 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: 10933 Number of RIPE addresses announced to Internet: 715296512 Equivalent to 42 /8s, 162 /16s and 143 /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: 128227 Total LACNIC prefixes after maximum aggregation: 28330 LACNIC Deaggregation factor: 4.53 Prefixes being announced from the LACNIC address blocks: 127463 Unique aggregates announced from the LACNIC address blocks: 48760 LACNIC Region origin ASes present in the Internet Routing Table: 11010 LACNIC Prefixes per ASN: 11.58 LACNIC Region origin ASes announcing only one prefix: 2248 LACNIC Region transit ASes present in the Internet Routing Table: 2256 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: 8777 Number of LACNIC addresses announced to Internet: 176000000 Equivalent to 10 /8s, 125 /16s and 140 /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: 5778 AfriNIC Deaggregation factor: 5.67 Prefixes being announced from the AfriNIC address blocks: 40795 Unique aggregates announced from the AfriNIC address blocks: 12009 AfriNIC Region origin ASes present in the Internet Routing Table: 1726 AfriNIC Prefixes per ASN: 23.64 AfriNIC Region origin ASes announcing only one prefix: 557 AfriNIC Region transit ASes present in the Internet Routing Table: 334 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: 1061 Number of AfriNIC addresses announced to Internet: 108505344 Equivalent to 6 /8s, 119 /16s and 169 /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 9155 8883 47 CHINAMOBILE-CN China Mobile Communicati 7545 5933 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 2682 499 239 BBIL-AP BHARTI Airtel Ltd., IN 24560 2323 847 435 AIRTELBROADBAND-AS-AP Bharti Airtel Ltd 4766 2285 11250 590 KIXS-AS-KR Korea Telecom, KR 45090 2186 1438 79 TENCENT-NET-AP Shenzhen Tencent Compute 4755 2163 440 218 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 7753 10640 2906 AMAZON-02, US 11492 4545 301 564 CABLEONE, US 7155 3894 265 33 VIASAT-SP-BACKBONE, US 22773 3703 3066 327 ASN-CXA-ALL-CCI-22773-RDC, US 6327 3520 1320 63 SHAW, CA 16625 3503 1825 2524 AKAMAI-AS, US 749 3026 50577 2293 DNIC-AS-00749, US 7018 2613 24143 1581 ATT-INTERNET4, US 396982 2575 3493 370 GOOGLE-CLOUD-PLATFORM, US 30036 2564 368 378 MEDIACOM-ENTERPRISE-BUSINESS, 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 6929 1706 146 UNI2-AS, ES 9121 6004 1692 17 TTNET, TR 39891 4488 264 57 ALJAWWALSTC-AS, SA 20940 4076 3400 179 AKAMAI-ASN1, NL 8551 3699 374 38 BEZEQ-INTERNATIONAL-AS Bezeqint Interne 47331 2936 435 2210 TTNET, TR 12389 2917 2290 906 ROSTELECOM-AS, RU 9009 2657 252 1363 M247, RO 6849 2262 339 20 UKRTELNET, UA 34984 2255 358 611 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 10904 3338 595 Uninet S.A. de C.V., MX 10620 3466 507 852 Telmex Colombia S.A., CO 11830 2262 369 64 Instituto Costarricense de Electricidad 13999 2175 356 576 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 1153 370 22 Telefonica del Peru S.A.A., PE 11664 1143 185 472 Techtel LMDS Comunicaciones Interactiva 26615 991 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 1535 393 21 LINKdotNET-AS, EG 36992 1362 1520 269 ETISALAT-MISR, EG 36903 1242 550 99 MT-MPLS, MA 29571 1011 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 488 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 10904 3338 595 Uninet S.A. de C.V., MX 9808 9155 8883 47 CHINAMOBILE-CN China Mobile Communicati 16509 7753 10640 2906 AMAZON-02, US 12479 6929 1706 146 UNI2-AS, ES 9121 6004 1692 17 TTNET, TR 7545 5933 786 692 TPG-INTERNET-AP TPG Telecom Limited, AU 11492 4545 301 564 CABLEONE, US 39891 4488 264 57 ALJAWWALSTC-AS, SA 20940 4076 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 9155 9108 CHINAMOBILE-CN China Mobile Communications Grou 12479 6929 6783 UNI2-AS, ES 9121 6004 5987 TTNET, TR 7545 5933 5241 TPG-INTERNET-AP TPG Telecom Limited, AU 16509 7753 4847 AMAZON-02, US 39891 4488 4431 ALJAWWALSTC-AS, SA 11492 4545 3981 CABLEONE, US 20940 4076 3897 AKAMAI-ASN1, NL 7155 3894 3861 VIASAT-SP-BACKBONE, US 8551 3699 3661 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 /15:2101 /16:13571 /17:8384 /18:14080 /19:25190 /20:43871 /21:53038 /22:111099 /23:101414 /24:559795 /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 5977 6929 UNI2-AS, ES 9121 5208 6004 TTNET, TR 8151 4893 10904 Uninet S.A. de C.V., MX 39891 3543 4488 ALJAWWALSTC-AS, SA 11492 3452 4545 CABLEONE, US 6327 3328 3520 SHAW, CA 8551 3164 3699 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo 7155 2983 3894 VIASAT-SP-BACKBONE, US 22773 2730 3703 ASN-CXA-ALL-CCI-22773-RDC, US 47331 2528 2936 TTNET, TR Complete listing at https://bgp.nsrc.org/REN/RENU/data-sXXas-nos Number of /24s announced per /8 block (Global) ---------------------------------------------- 1:1641 2:1237 3:168 4:7 5:4324 6:110 7:5 8:1578 9:1 11:172 12:1610 13:372 14:2370 15:287 16:76 17:373 18:405 20:247 21:4 22:188 23:6029 24:2515 25:4 27:2781 29:19 31:2529 32:113 34:8 35:95 36:1845 37:4647 38:3950 39:823 40:154 41:4411 42:1055 43:2332 44:310 45:17685 46:4264 47:380 49:1717 50:1946 51:375 52:1528 54:395 55:795 56:8 57:90 58:1755 59:1108 60:1009 61:2470 62:2698 63:1958 64:5679 65:2347 66:5015 67:3068 68:1391 69:4175 70:1257 71:674 72:3069 74:2632 75:1471 76:598 77:2436 78:4035 79:2943 80:2083 81:1861 82:1488 83:1247 84:1508 85:3819 86:743 87:2022 88:2892 89:3568 90:582 91:7732 92:1987 93:2582 94:3596 95:4849 96:1316 97:345 98:1177 99:741 100:75 101:1294 102:2881 103:30811 104:4627 105:1994 106:844 107:2553 108:930 109:4338 110:2046 111:3266 112:2030 113:1533 114:1614 115:2134 116:1884 117:2487 118:2294 119:1907 120:1699 121:1060 122:2595 123:2181 124:1529 125:2279 128:1322 129:1059 130:985 131:2204 132:857 133:400 134:1901 135:338 136:885 137:928 138:2858 139:1504 140:1030 141:1486 142:1421 143:1523 144:1196 145:353 146:1897 147:1530 148:2296 149:1877 150:875 151:1152 152:1966 153:558 154:3882 155:1423 156:1637 157:1300 158:1048 159:2234 160:2677 161:1436 162:3565 163:1494 164:1737 165:1694 166:823 167:1752 168:4155 169:955 170:4995 171:885 172:3549 173:3082 174:1027 175:1180 176:3686 177:6099 178:3555 179:2623 180:2372 181:3431 182:3232 183:1914 184:2366 185:20172 186:5078 187:4566 188:4200 189:3900 190:9186 191:1838 192:11040 193:8857 194:7239 195:5178 196:3218 197:2717 198:6018 199:6119 200:8080 201:6112 202:10473 203:10225 204:4614 205:3514 206:3869 207:3400 208:4136 209:4862 210:4233 211:2397 212:4115 213:3571 214:1109 215:55 216:6641 217:2739 218:1265 219:414 220:2032 221:956 222:661 223:1998 End of report