IPv4 R&E Routing Table Report 23:05 GMT Thu 14 Nov, 2024 IPv4 BGP Table (Global) as seen at Singapore. Report Website: https://bgp.nsrc.org/REN Detailed Analysis: https://bgp.nsrc.org/REN/Singapore/ Analysis Summary ---------------- BGP routing table entries examined: 959448 Prefixes after maximum aggregation (per Origin AS): 367091 Deaggregation factor: 2.61 Unique aggregates announced (without unneeded subnets): 470059 Number of IPv4 prefixes with a valid ROA: 509484 Number of IPv4 prefixes with an invalid ROA: 788 Number of IPv4 prefixes with no ROA: 449176 Total ASes present in the Internet Routing Table: 76219 Prefixes per ASN: 12.59 Origin-only ASes present in the Internet Routing Table: 65478 Origin ASes announcing only one prefix: 26829 Transit ASes present in the Internet Routing Table: 10741 Transit-only ASes present in the Internet Routing Table: 504 Paths with bogon ASNs present in the IPv4 Routing Table: 16 Average AS path length visible in the Internet Routing Table: 4.8 Max AS path length visible: 77 Max AS path prepend of ASN ( 37447) 73 Prefixes from unregistered ASNs in the Routing Table: 1081 Number of instances of unregistered ASNs: 1094 Number of 32-bit ASNs allocated by the RIRs: 45846 Number of 32-bit ASNs visible in the Routing Table: 37345 Prefixes from 32-bit ASNs in the Routing Table: 194242 Number of bogon 32-bit ASNs visible in the Routing Table: 34 Special use prefixes present in the Routing Table: 0 Prefixes being announced from unallocated address space: 517 Number of addresses announced to Internet: 3027013376 Equivalent to 180 /8s, 108 /16s and 143 /24s Percentage of available address space announced: 81.8 Percentage of allocated address space announced: 81.8 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: 314787 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 252201 Total APNIC prefixes after maximum aggregation: 75014 APNIC Deaggregation factor: 3.36 Prefixes being announced from the APNIC address blocks: 244543 Unique aggregates announced from the APNIC address blocks: 101346 APNIC Region origin ASes present in the Internet Routing Table: 14354 APNIC Prefixes per ASN: 17.04 APNIC Region origin ASes announcing only one prefix: 4402 APNIC Region transit ASes present in the Internet Routing Table: 1901 Average APNIC Region AS path length visible: 4.4 Max APNIC Region AS path length visible: 38 Number of APNIC region 32-bit ASNs visible in the Routing Table: 9858 Number of APNIC addresses announced to Internet: 755896832 Equivalent to 45 /8s, 14 /16s and 18 /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, 131072-153913 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: 281679 Total ARIN prefixes after maximum aggregation: 125952 ARIN Deaggregation factor: 2.24 Prefixes being announced from the ARIN address blocks: 284007 Unique aggregates announced from the ARIN address blocks: 135974 ARIN Region origin ASes present in the Internet Routing Table: 19136 ARIN Prefixes per ASN: 14.84 ARIN Region origin ASes announcing only one prefix: 6973 ARIN Region transit ASes present in the Internet Routing Table: 1913 Average ARIN Region AS path length visible: 4.5 Max ARIN Region AS path length visible: 25 Number of ARIN region 32-bit ASNs visible in the Routing Table: 5048 Number of ARIN addresses announced to Internet: 1267056128 Equivalent to 75 /8s, 133 /16s and 190 /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, 393216-402332 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, 45/8, 47/8, 48/8, 50/8, 52/8, 54/8, 55/8, 56/8, 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: 268280 Total RIPE prefixes after maximum aggregation: 129906 RIPE Deaggregation factor: 2.07 Prefixes being announced from the RIPE address blocks: 265228 Unique aggregates announced from the RIPE address blocks: 169140 RIPE Region origin ASes present in the Internet Routing Table: 28775 RIPE Prefixes per ASN: 9.22 RIPE Region origin ASes announcing only one prefix: 12127 RIPE Region transit ASes present in the Internet Routing Table: 3927 Average RIPE Region AS path length visible: 5.0 Max RIPE Region AS path length visible: 27 Number of RIPE region 32-bit ASNs visible in the Routing Table: 12103 Number of RIPE addresses announced to Internet: 722140928 Equivalent to 43 /8s, 10 /16s and 255 /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 196608-216475 RIPE Address Blocks 2/8, 5/8, 25/8, 31/8, 37/8, 46/8, 51/8, 53/8, 57/8, 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: 122804 Total LACNIC prefixes after maximum aggregation: 28954 LACNIC Deaggregation factor: 4.24 Prefixes being announced from the LACNIC address blocks: 120398 Unique aggregates announced from the LACNIC address blocks: 48690 LACNIC Region origin ASes present in the Internet Routing Table: 11154 LACNIC Prefixes per ASN: 10.79 LACNIC Region origin ASes announcing only one prefix: 2633 LACNIC Region transit ASes present in the Internet Routing Table: 2467 Average LACNIC Region AS path length visible: 5.4 Max LACNIC Region AS path length visible: 35 Number of LACNIC region 32-bit ASNs visible in the Routing Table: 9070 Number of LACNIC addresses announced to Internet: 177414400 Equivalent to 10 /8s, 147 /16s and 33 /24s LACNIC AS Blocks 26592-26623, 27648-28671, 52224-53247, 61440-61951, 64099-64197, 262144-274844 + 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: 33403 Total AfriNIC prefixes after maximum aggregation: 6596 AfriNIC Deaggregation factor: 5.06 Prefixes being announced from the AfriNIC address blocks: 44755 Unique aggregates announced from the AfriNIC address blocks: 14472 AfriNIC Region origin ASes present in the Internet Routing Table: 1907 AfriNIC Prefixes per ASN: 23.47 AfriNIC Region origin ASes announcing only one prefix: 694 AfriNIC Region transit ASes present in the Internet Routing Table: 358 Average AfriNIC Region AS path length visible: 5.5 Max AfriNIC Region AS path length visible: 77 Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1266 Number of AfriNIC addresses announced to Internet: 104225792 Equivalent to 6 /8s, 54 /16s and 92 /24s AfriNIC AS Blocks 36864-37887, 327680-329727 & ERX transfers AfriNIC Address Blocks 41/8, 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 10036 8752 84 CHINAMOBILE-CN China Mobile Communication 7545 6095 842 659 TPG-INTERNET-AP TPG Telecom Limited, AU 18403 4358 347 23 FPT-AS-AP FPT Telecom Company, VN 7552 3908 1331 25 VIETEL-AS-AP Viettel Group, VN 9498 3886 514 275 BBIL-AP BHARTI Airtel Ltd., IN 7713 3655 1036 72 TELKOMNET-AS-AP PT Telekomunikasi Indones 45899 3247 1869 100 VNPT-AS-VN VNPT Corp, VN 24560 2780 831 536 AIRTELBROADBAND-AS-AP Bharti Airtel Ltd., 4755 2211 434 194 TATACOMM-AS TATA Communications formerly 45090 2206 1439 86 TENCENT-NET-AP Shenzhen Tencent Computer Complete listing at https://bgp.nsrc.org/REN/Singapore/data-ASnet-APNIC ARIN Region per AS prefix count summary --------------------------------------- ASN No of nets /20 equiv MaxAgg Description 16509 11001 12019 3856 AMAZON-02, US 11492 4672 310 552 CABLEONE, US 174 4510 8759 828 COGENT-174, US 7155 4170 287 85 VIASAT-SP-BACKBONE, US 6327 3605 1320 79 SHAW, CA 22773 3408 3037 186 ASN-CXA-ALL-CCI-22773-RDC, US 749 3262 54895 2509 DNIC-AS-00749, US 7018 3197 23668 2022 ATT-INTERNET4, US 396982 2874 3654 428 GOOGLE-CLOUD-PLATFORM, US 16625 2811 1225 2105 AKAMAI-AS, US Complete listing at https://bgp.nsrc.org/REN/Singapore/data-ASnet-ARIN RIPE Region per AS prefix count summary --------------------------------------- ASN No of nets /20 equiv MaxAgg Description 12479 7631 1709 143 UNI2-AS, ES 39891 4724 289 58 ALJAWWALSTC-AS, SA 20940 3870 3395 125 AKAMAI-ASN1, NL 9009 3674 316 1862 M247, RO 12389 2939 2294 875 ROSTELECOM-AS, RU 34984 2341 359 578 TELLCOM-AS, TR 212238 1847 134 1367 CDNEXT, GB 13188 1606 100 30 TRIOLAN, UA 8452 1594 1852 14 TE-AS TE-AS, EG 8551 1475 366 32 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Complete listing at https://bgp.nsrc.org/REN/Singapore/data-ASnet-RIPE LACNIC Region per AS prefix count summary ----------------------------------------- ASN No of nets /20 equiv MaxAgg Description 8151 11457 3216 612 UNINET, MX 10620 3542 494 942 Telmex Colombia S.A., CO 13999 2538 535 368 Mega Cable, S.A. de C.V., MX 11830 2004 369 64 Instituto Costarricense de Electricidad y 28573 1333 2310 261 Claro NXT Telecomunicacoes Ltda, BR 3816 1325 782 200 COLOMBIA TELECOMUNICACIONES S.A. ESP BIC, 6503 1155 374 163 Axtel, S.A.B. de C.V., MX 6147 1118 371 22 Telefonica del Peru S.A.A., PE 22884 1065 98 372 TOTAL PLAY TELECOMUNICACIONES SA DE CV, M 26615 1017 2503 53 TIM SA, BR Complete listing at https://bgp.nsrc.org/REN/Singapore/data-ASnet-LACNIC AfriNIC Region per AS prefix count summary ------------------------------------------ ASN No of nets /20 equiv MaxAgg Description 24835 1669 593 29 RAYA-AS, EG 24863 1646 389 16 LINKdotNET-AS, EG 36992 1417 1518 288 ETISALAT-MISR, EG 29571 1389 88 59 ORANGE-COTE-IVOIRE, CI 36903 1249 554 96 MT-MPLS, MA 36935 1015 523 46 Vodafone-, EG 37069 720 1099 15 MOBINIL, EG 6713 555 1861 35 IAM-AS, MA 20011 552 130 320 INTERNET-SOLUTIONS, ZA 36914 535 82 3 KENET-AS, KE Complete listing at https://bgp.nsrc.org/REN/Singapore/data-ASnet-AFRINIC Global Per AS prefix count summary ---------------------------------- ASN No of nets /20 equiv MaxAgg Description 8151 11457 3216 612 UNINET, MX 16509 11001 12019 3856 AMAZON-02, US 9808 10036 8752 84 CHINAMOBILE-CN China Mobile Communication 12479 7631 1709 143 UNI2-AS, ES 7545 6095 842 659 TPG-INTERNET-AP TPG Telecom Limited, AU 39891 4724 289 58 ALJAWWALSTC-AS, SA 11492 4672 310 552 CABLEONE, US 174 4510 8759 828 COGENT-174, US 18403 4358 347 23 FPT-AS-AP FPT Telecom Company, VN 7155 4170 287 85 VIASAT-SP-BACKBONE, US Complete listing at https://bgp.nsrc.org/REN/Singapore/data-ASnet Global Per AS Maximum Aggregation summary ----------------------------------------- ASN No of nets Net Savings Description 9808 10036 9952 CHINAMOBILE-CN China Mobile Communications Grou 12479 7631 7488 UNI2-AS, ES 16509 11001 7145 AMAZON-02, US 7545 6095 5436 TPG-INTERNET-AP TPG Telecom Limited, AU 39891 4724 4666 ALJAWWALSTC-AS, SA 18403 4358 4335 FPT-AS-AP FPT Telecom Company, VN 11492 4672 4120 CABLEONE, US 7155 4170 4085 VIASAT-SP-BACKBONE, US 7552 3908 3883 VIETEL-AS-AP Viettel Group, VN 20940 3870 3745 AKAMAI-ASN1, NL Complete listing at https://bgp.nsrc.org/REN/Singapore/data-CIDRnet List of Unregistered Origin ASNs (Global) ----------------------------------------- Bad AS Designation Net Originated Transit AS Transit AS Name 33123 UNALLOCATED 8.10.69.0/24 174 COGENT-174, US 12169 UNALLOCATED 8.15.207.0/24 32787 PROLEXIC-TECHNOLOGIES-D 40493 UNALLOCATED 8.17.26.0/24 3356 LEVEL3, US 46639 UNALLOCATED 8.17.66.0/24 701 UUNET, US 53775 UNALLOCATED 8.20.88.0/24 7029 WINDSTREAM, US 393266 UNALLOCATED 8.23.52.0/24 46887 CROWNCASTLE-AS46887, US 396894 UNALLOCATED 8.28.201.0/24 3356 LEVEL3, US 394936 UNALLOCATED 8.33.224.0/24 22442 HOU-PHONOSCOPE, US 54338 UNALLOCATED 8.33.241.0/24 3356 LEVEL3, US 46639 UNALLOCATED 8.38.73.0/24 3356 LEVEL3, US Complete listing at https://bgp.nsrc.org/REN/Singapore/data-badAS Advertised Unallocated Addresses -------------------------------- Unassigned Network ASN Information AS Name 14.192.20.0/22 Origin: 26658 HENGTONG-IDC-LLC, US 14.192.20.0/22 Transit: 3491 CONSOLE-CONNECT-ASN, US 23.129.36.0/24 Origin: 401466 D-AND-D-CONNECTIONS-LTD, CA 23.129.36.0/24 Transit: 20473 AS-VULTR, US 23.139.32.0/24 Origin: 14727 RESERVED, ZZ 23.139.32.0/24 Transit: 174 COGENT-174, US 23.139.88.0/24 Origin: 397244 RESERVED, ZZ 23.139.88.0/24 Transit: 33387 NOCIX, US 23.140.216.0/24 Origin: 27176 DATAWAGON, US 23.140.216.0/24 Transit: 20278 NEXEON, US Complete listing at https://bgp.nsrc.org/REN/Singapore/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 /9:16 /10:36 /11:91 /12:295 /13:574 /14:1167 /15:2053 /16:13131 /17:8156 /18:13605 /19:24219 /20:43709 /21:51660 /22:111638 /23:99357 /24:589725 /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 6661 7631 UNI2-AS, ES 8151 5658 11457 UNINET, MX 11492 3555 4672 CABLEONE, US 39891 3416 4724 ALJAWWALSTC-AS, SA 6327 3400 3605 SHAW, CA 7155 3114 4170 VIASAT-SP-BACKBONE, US 22773 2539 3408 ASN-CXA-ALL-CCI-22773-RDC, US 16509 2241 11001 AMAZON-02, US 30036 2199 2539 MEDIACOM-ENTERPRISE-BUSINESS, US 10620 2172 3542 Telmex Colombia S.A., CO Complete listing at https://bgp.nsrc.org/REN/Singapore/data-sXXas-nos Number of /24s announced per /8 block (Global) ---------------------------------------------- 1:2278 2:1549 3:514 4:8 5:4469 6:167 7:6 8:1493 9:1 11:172 12:1415 13:364 14:2464 15:333 16:269 17:358 18:909 20:443 21:4 22:188 23:6984 24:2652 25:2 27:2649 29:19 31:3018 32:37 34:73 35:150 36:2368 37:4465 38:8880 39:920 40:149 41:4133 42:2049 43:2457 44:337 45:17650 46:4738 47:297 49:2011 50:1841 51:582 52:1573 54:316 55:952 56:8 57:229 58:2175 59:1206 60:1151 61:2774 62:2806 63:1837 64:5404 65:2271 66:4616 67:3010 68:1313 69:3984 70:1122 71:580 72:2854 74:2779 75:1629 76:631 77:2578 78:1869 79:1664 80:2196 81:2034 82:1762 83:1384 84:1752 85:3100 86:958 87:2155 88:1253 89:4400 90:704 91:8243 92:2580 93:2809 94:3839 95:4214 96:1244 97:313 98:1069 99:738 100:72 101:1413 102:3404 103:32172 104:4417 105:735 106:981 107:2398 108:1168 109:4057 110:2230 111:3265 112:2040 113:1777 114:1933 115:2120 116:1973 117:2694 118:2862 119:1977 120:1832 121:1347 122:2692 123:2143 124:1614 125:2824 126:62 128:1407 129:930 130:1248 131:1891 132:798 133:446 134:1516 135:318 136:1260 137:1094 138:2882 139:1535 140:1479 141:1453 142:1818 143:1595 144:1025 145:400 146:2090 147:2051 148:2560 149:2812 150:1141 151:1465 152:2106 153:499 154:7283 155:1560 156:2842 157:1837 158:1223 159:2432 160:3307 161:1737 162:3566 163:1754 164:1938 165:2130 166:1330 167:1849 168:4116 169:787 170:5022 171:993 172:3924 173:3131 174:920 175:1267 176:3490 177:4874 178:3697 179:2234 180:2533 181:3933 182:3336 183:2050 184:2269 185:21210 186:5016 187:4259 188:4203 189:4158 190:9588 191:1516 192:11174 193:9251 194:7613 195:5394 196:3221 197:3229 198:5882 199:8206 200:8021 201:6301 202:10212 203:10405 204:4631 205:3633 206:4592 207:3489 208:4208 209:5085 210:4494 211:2559 212:4522 213:3691 214:1053 215:47 216:6595 217:3065 218:1322 219:395 220:2088 221:1051 222:711 223:2307 End of report