IPv4 R&E Routing Table Report 23:05 GMT Sat 02 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: 957710 Prefixes after maximum aggregation (per Origin AS): 366696 Deaggregation factor: 2.61 Unique aggregates announced (without unneeded subnets): 469205 Number of IPv4 prefixes with a valid ROA: 506672 Number of IPv4 prefixes with an invalid ROA: 1315 Number of IPv4 prefixes with no ROA: 449723 Total ASes present in the Internet Routing Table: 76181 Prefixes per ASN: 12.57 Origin-only ASes present in the Internet Routing Table: 65434 Origin ASes announcing only one prefix: 26794 Transit ASes present in the Internet Routing Table: 10747 Transit-only ASes present in the Internet Routing Table: 502 Paths with bogon ASNs present in the IPv4 Routing Table: 17 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: 960 Number of instances of unregistered ASNs: 974 Number of 32-bit ASNs allocated by the RIRs: 45695 Number of 32-bit ASNs visible in the Routing Table: 37288 Prefixes from 32-bit ASNs in the Routing Table: 193634 Number of bogon 32-bit ASNs visible in the Routing Table: 36 Special use prefixes present in the Routing Table: 0 Prefixes being announced from unallocated address space: 516 Number of addresses announced to Internet: 3026447104 Equivalent to 180 /8s, 99 /16s and 235 /24s Percentage of available address space announced: 81.7 Percentage of allocated address space announced: 81.7 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: 314130 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 252241 Total APNIC prefixes after maximum aggregation: 74977 APNIC Deaggregation factor: 3.36 Prefixes being announced from the APNIC address blocks: 244148 Unique aggregates announced from the APNIC address blocks: 101111 APNIC Region origin ASes present in the Internet Routing Table: 14335 APNIC Prefixes per ASN: 17.03 APNIC Region origin ASes announcing only one prefix: 4378 APNIC Region transit ASes present in the Internet Routing Table: 1897 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: 9833 Number of APNIC addresses announced to Internet: 756028672 Equivalent to 45 /8s, 16 /16s and 21 /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: 281326 Total ARIN prefixes after maximum aggregation: 125973 ARIN Deaggregation factor: 2.23 Prefixes being announced from the ARIN address blocks: 284099 Unique aggregates announced from the ARIN address blocks: 135744 ARIN Region origin ASes present in the Internet Routing Table: 19145 ARIN Prefixes per ASN: 14.84 ARIN Region origin ASes announcing only one prefix: 6967 ARIN Region transit ASes present in the Internet Routing Table: 1911 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: 1266900224 Equivalent to 75 /8s, 131 /16s and 93 /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, 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: 267644 Total RIPE prefixes after maximum aggregation: 129694 RIPE Deaggregation factor: 2.06 Prefixes being announced from the RIPE address blocks: 264672 Unique aggregates announced from the RIPE address blocks: 168853 RIPE Region origin ASes present in the Internet Routing Table: 28764 RIPE Prefixes per ASN: 9.20 RIPE Region origin ASes announcing only one prefix: 12124 RIPE Region transit ASes present in the Internet Routing Table: 3928 Average RIPE Region AS path length visible: 5.1 Max RIPE Region AS path length visible: 27 Number of RIPE region 32-bit ASNs visible in the Routing Table: 12077 Number of RIPE addresses announced to Internet: 721855232 Equivalent to 43 /8s, 6 /16s and 163 /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, 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: 122786 Total LACNIC prefixes after maximum aggregation: 28901 LACNIC Deaggregation factor: 4.25 Prefixes being announced from the LACNIC address blocks: 120279 Unique aggregates announced from the LACNIC address blocks: 48644 LACNIC Region origin ASes present in the Internet Routing Table: 11155 LACNIC Prefixes per ASN: 10.78 LACNIC Region origin ASes announcing only one prefix: 2632 LACNIC Region transit ASes present in the Internet Routing Table: 2483 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: 9069 Number of LACNIC addresses announced to Internet: 177447168 Equivalent to 10 /8s, 147 /16s and 161 /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: 32753 Total AfriNIC prefixes after maximum aggregation: 6521 AfriNIC Deaggregation factor: 5.02 Prefixes being announced from the AfriNIC address blocks: 43996 Unique aggregates announced from the AfriNIC address blocks: 14419 AfriNIC Region origin ASes present in the Internet Routing Table: 1897 AfriNIC Prefixes per ASN: 23.19 AfriNIC Region origin ASes announcing only one prefix: 693 AfriNIC Region transit ASes present in the Internet Routing Table: 359 Average AfriNIC Region AS path length visible: 5.4 Max AfriNIC Region AS path length visible: 77 Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1261 Number of AfriNIC addresses announced to Internet: 103937536 Equivalent to 6 /8s, 49 /16s and 246 /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 10080 8752 83 CHINAMOBILE-CN China Mobile Communication 7545 6065 840 655 TPG-INTERNET-AP TPG Telecom Limited, AU 18403 4269 347 23 FPT-AS-AP FPT Telecom Company, VN 7552 3910 1331 25 VIETEL-AS-AP Viettel Group, VN 9498 3851 511 265 BBIL-AP BHARTI Airtel Ltd., IN 7713 3651 1036 72 TELKOMNET-AS-AP PT Telekomunikasi Indones 45899 3251 1869 99 VNPT-AS-VN VNPT Corp, VN 24560 2785 830 542 AIRTELBROADBAND-AS-AP Bharti Airtel Ltd., 4755 2213 434 195 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 10982 11970 3871 AMAZON-02, US 11492 4656 309 560 CABLEONE, US 174 4500 8756 831 COGENT-174, US 7155 4163 287 85 VIASAT-SP-BACKBONE, US 6327 3605 1320 79 SHAW, CA 22773 3417 3037 187 ASN-CXA-ALL-CCI-22773-RDC, US 749 3262 54896 2509 DNIC-AS-00749, US 7018 3157 23661 1981 ATT-INTERNET4, US 396982 2865 3654 419 GOOGLE-CLOUD-PLATFORM, US 16625 2798 1222 2102 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 7645 1709 143 UNI2-AS, ES 39891 4720 289 58 ALJAWWALSTC-AS, SA 20940 3839 3395 125 AKAMAI-ASN1, NL 9009 3697 318 1885 M247, RO 12389 2942 2295 878 ROSTELECOM-AS, RU 34984 2341 359 578 TELLCOM-AS, TR 212238 1846 135 1364 CDNEXT, GB 13188 1606 100 30 TRIOLAN, UA 8452 1546 1852 14 TE-AS TE-AS, EG 8551 1474 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 11450 3224 557 UNINET, MX 10620 3542 494 942 Telmex Colombia S.A., CO 13999 2535 532 359 Mega Cable, S.A. de C.V., MX 11830 2007 369 64 Instituto Costarricense de Electricidad y 28573 1338 2310 261 Claro NXT Telecomunicacoes Ltda, BR 3816 1324 780 197 COLOMBIA TELECOMUNICACIONES S.A. ESP BIC, 6503 1155 374 163 Axtel, S.A.B. de C.V., MX 6147 1114 369 22 Telefonica del Peru S.A.A., PE 22884 1062 97 373 TOTAL PLAY TELECOMUNICACIONES SA DE CV, M 26615 1030 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 1627 593 29 RAYA-AS, EG 24863 1617 389 16 LINKdotNET-AS, EG 36992 1421 1519 283 ETISALAT-MISR, EG 29571 1370 87 58 ORANGE-COTE-IVOIRE, CI 36903 1249 554 96 MT-MPLS, MA 36935 986 523 45 Vodafone-, EG 37069 591 1099 13 MOBINIL, EG 6713 555 1861 35 IAM-AS, MA 36914 523 82 3 KENET-AS, KE 37342 516 32 1 MOVITEL, MZ 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 11450 3224 557 UNINET, MX 16509 10982 11970 3871 AMAZON-02, US 9808 10080 8752 83 CHINAMOBILE-CN China Mobile Communication 12479 7645 1709 143 UNI2-AS, ES 7545 6065 840 655 TPG-INTERNET-AP TPG Telecom Limited, AU 39891 4720 289 58 ALJAWWALSTC-AS, SA 11492 4656 309 560 CABLEONE, US 174 4500 8756 831 COGENT-174, US 18403 4269 347 23 FPT-AS-AP FPT Telecom Company, VN 7155 4163 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 10080 9997 CHINAMOBILE-CN China Mobile Communications Grou 12479 7645 7502 UNI2-AS, ES 16509 10982 7111 AMAZON-02, US 7545 6065 5410 TPG-INTERNET-AP TPG Telecom Limited, AU 39891 4720 4662 ALJAWWALSTC-AS, SA 18403 4269 4246 FPT-AS-AP FPT Telecom Company, VN 11492 4656 4096 CABLEONE, US 7155 4163 4078 VIASAT-SP-BACKBONE, US 7552 3910 3885 VIETEL-AS-AP Viettel Group, VN 20940 3839 3714 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 23.139.88.0/24 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 23.141.0.0/24 Origin: 395350 RESERVED, ZZ 23.141.0.0/24 Transit: 11426 TWC-11426-CAROLINAS, US 23.152.48.0/24 Origin: 46167 RESERVED, ZZ 23.152.48.0/24 Transit: 7018 ATT-INTERNET4, 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 /14:1169 /15:2054 /16:13111 /17:8116 /18:13600 /19:24208 /20:43520 /21:51611 /22:111441 /23:99485 /24:588367 /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 6690 7645 UNI2-AS, ES 8151 5654 11450 UNINET, MX 11492 3550 4656 CABLEONE, US 39891 3412 4720 ALJAWWALSTC-AS, SA 6327 3400 3605 SHAW, CA 7155 3107 4163 VIASAT-SP-BACKBONE, US 22773 2547 3417 ASN-CXA-ALL-CCI-22773-RDC, US 16509 2234 10982 AMAZON-02, US 30036 2192 2531 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) ---------------------------------------------- 1:2277 2:1534 3:512 4:8 5:4431 6:169 7:6 8:1504 9:1 11:172 12:1421 13:364 14:2461 15:331 16:265 17:357 18:904 20:441 21:4 22:188 23:6941 24:2648 25:2 27:2654 29:19 31:2954 32:44 34:73 35:144 36:2354 37:4445 38:8811 39:889 40:153 41:4083 42:2021 43:2421 44:330 45:17697 46:4718 47:298 49:2004 50:1858 51:582 52:1582 54:313 55:929 56:8 57:222 58:2170 59:1175 60:1149 61:2767 62:2827 63:1842 64:5390 65:2273 66:4629 67:2990 68:1332 69:4003 70:1126 71:570 72:2853 74:2784 75:1631 76:637 77:2582 78:1869 79:1662 80:2187 81:2028 82:1784 83:1378 84:1753 85:3113 86:964 87:2154 88:1247 89:4362 90:700 91:8258 92:2605 93:2812 94:3826 95:4279 96:1264 97:314 98:1072 99:738 100:72 101:1161 102:3380 103:32150 104:4410 105:709 106:986 107:2395 108:1162 109:4049 110:2220 111:3303 112:2040 113:1757 114:1930 115:2127 116:1959 117:2699 118:2844 119:1950 120:1865 121:1347 122:2700 123:2140 124:1621 125:2826 126:64 128:1353 129:926 130:1248 131:1880 132:812 133:446 134:1525 135:316 136:1260 137:1090 138:2880 139:1547 140:1479 141:1566 142:1810 143:1618 144:1021 145:399 146:2096 147:2044 148:2541 149:2818 150:1123 151:1459 152:2103 153:499 154:7108 155:1544 156:2895 157:1834 158:1214 159:2427 160:3263 161:1739 162:3559 163:1759 164:1935 165:2129 166:1331 167:1848 168:4076 169:782 170:5001 171:995 172:3901 173:3126 174:911 175:1267 176:3481 177:4823 178:3610 179:2226 180:2514 181:3923 182:3318 183:2028 184:2273 185:21150 186:5033 187:4240 188:4222 189:4157 190:9575 191:1515 192:11170 193:9253 194:7614 195:5360 196:3205 197:3053 198:5896 199:8191 200:8041 201:6277 202:10248 203:10401 204:4635 205:3633 206:4573 207:3530 208:4212 209:5120 210:4507 211:2576 212:4517 213:3627 214:1045 215:48 216:6649 217:3035 218:1320 219:394 220:2080 221:1050 222:707 223:2297 End of report