IPv4 R&E Routing Table Report 23:05 GMT Wed 13 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: 959357 Prefixes after maximum aggregation (per Origin AS): 367205 Deaggregation factor: 2.61 Unique aggregates announced (without unneeded subnets): 470105 Number of IPv4 prefixes with a valid ROA: 509188 Number of IPv4 prefixes with an invalid ROA: 1203 Number of IPv4 prefixes with no ROA: 448966 Total ASes present in the Internet Routing Table: 76254 Prefixes per ASN: 12.58 Origin-only ASes present in the Internet Routing Table: 65527 Origin ASes announcing only one prefix: 26828 Transit ASes present in the Internet Routing Table: 10727 Transit-only ASes present in the Internet Routing Table: 507 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: 1094 Number of instances of unregistered ASNs: 1107 Number of 32-bit ASNs allocated by the RIRs: 45834 Number of 32-bit ASNs visible in the Routing Table: 37362 Prefixes from 32-bit ASNs in the Routing Table: 194290 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: 515 Number of addresses announced to Internet: 3027012352 Equivalent to 180 /8s, 108 /16s and 139 /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: 314413 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 252511 Total APNIC prefixes after maximum aggregation: 75076 APNIC Deaggregation factor: 3.36 Prefixes being announced from the APNIC address blocks: 244893 Unique aggregates announced from the APNIC address blocks: 101486 APNIC Region origin ASes present in the Internet Routing Table: 14364 APNIC Prefixes per ASN: 17.05 APNIC Region origin ASes announcing only one prefix: 4399 APNIC Region transit ASes present in the Internet Routing Table: 1903 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: 9864 Number of APNIC addresses announced to Internet: 755973632 Equivalent to 45 /8s, 15 /16s and 62 /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: 281538 Total ARIN prefixes after maximum aggregation: 126004 ARIN Deaggregation factor: 2.23 Prefixes being announced from the ARIN address blocks: 283906 Unique aggregates announced from the ARIN address blocks: 135899 ARIN Region origin ASes present in the Internet Routing Table: 19146 ARIN Prefixes per ASN: 14.83 ARIN Region origin ASes announcing only one prefix: 6976 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: 5050 Number of ARIN addresses announced to Internet: 1266796032 Equivalent to 75 /8s, 129 /16s and 198 /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: 268095 Total RIPE prefixes after maximum aggregation: 129882 RIPE Deaggregation factor: 2.06 Prefixes being announced from the RIPE address blocks: 265038 Unique aggregates announced from the RIPE address blocks: 169115 RIPE Region origin ASes present in the Internet Routing Table: 28781 RIPE Prefixes per ASN: 9.21 RIPE Region origin ASes announcing only one prefix: 12137 RIPE Region transit ASes present in the Internet Routing Table: 3922 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: 12107 Number of RIPE addresses announced to Internet: 722310144 Equivalent to 43 /8s, 13 /16s and 148 /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: 122844 Total LACNIC prefixes after maximum aggregation: 28976 LACNIC Deaggregation factor: 4.24 Prefixes being announced from the LACNIC address blocks: 120458 Unique aggregates announced from the LACNIC address blocks: 48690 LACNIC Region origin ASes present in the Internet Routing Table: 11158 LACNIC Prefixes per ASN: 10.80 LACNIC Region origin ASes announcing only one prefix: 2621 LACNIC Region transit ASes present in the Internet Routing Table: 2459 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: 9073 Number of LACNIC addresses announced to Internet: 177417984 Equivalent to 10 /8s, 147 /16s and 47 /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: 33275 Total AfriNIC prefixes after maximum aggregation: 6597 AfriNIC Deaggregation factor: 5.04 Prefixes being announced from the AfriNIC address blocks: 44547 Unique aggregates announced from the AfriNIC address blocks: 14478 AfriNIC Region origin ASes present in the Internet Routing Table: 1908 AfriNIC Prefixes per ASN: 23.35 AfriNIC Region origin ASes announcing only one prefix: 695 AfriNIC Region transit ASes present in the Internet Routing Table: 360 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: 1268 Number of AfriNIC addresses announced to Internet: 104236288 Equivalent to 6 /8s, 54 /16s and 133 /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 10037 8752 84 CHINAMOBILE-CN China Mobile Communication 7545 6074 842 659 TPG-INTERNET-AP TPG Telecom Limited, AU 18403 4341 347 23 FPT-AS-AP FPT Telecom Company, VN 7552 3908 1331 25 VIETEL-AS-AP Viettel Group, VN 9498 3872 512 272 BBIL-AP BHARTI Airtel Ltd., IN 7713 3668 1037 73 TELKOMNET-AS-AP PT Telekomunikasi Indones 45899 3252 1869 102 VNPT-AS-VN VNPT Corp, VN 24560 2791 832 542 AIRTELBROADBAND-AS-AP Bharti Airtel Ltd., 4755 2212 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 10987 12096 3858 AMAZON-02, US 11492 4670 310 551 CABLEONE, US 174 4508 8758 827 COGENT-174, US 7155 4170 287 85 VIASAT-SP-BACKBONE, US 6327 3605 1320 79 SHAW, CA 22773 3409 3037 185 ASN-CXA-ALL-CCI-22773-RDC, US 749 3262 54895 2509 DNIC-AS-00749, US 7018 3191 23667 2014 ATT-INTERNET4, US 396982 2872 3654 426 GOOGLE-CLOUD-PLATFORM, US 16625 2806 1224 2103 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 7621 1709 143 UNI2-AS, ES 39891 4724 289 58 ALJAWWALSTC-AS, SA 20940 3863 3395 125 AKAMAI-ASN1, NL 9009 3673 316 1861 M247, RO 12389 2938 2294 875 ROSTELECOM-AS, RU 34984 2341 359 578 TELLCOM-AS, TR 212238 1844 134 1364 CDNEXT, GB 13188 1606 100 30 TRIOLAN, UA 8452 1594 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 11456 3216 611 UNINET, MX 10620 3542 494 942 Telmex Colombia S.A., CO 13999 2537 532 358 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 1152 374 163 Axtel, S.A.B. de C.V., MX 6147 1117 371 22 Telefonica del Peru S.A.A., PE 22884 1063 98 373 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 1645 389 16 LINKdotNET-AS, EG 36992 1417 1518 288 ETISALAT-MISR, EG 29571 1385 88 58 ORANGE-COTE-IVOIRE, CI 36903 1249 554 96 MT-MPLS, MA 36935 1015 523 46 Vodafone-, EG 37069 720 1099 15 MOBINIL, EG 6713 556 1861 35 IAM-AS, MA 36914 550 82 3 KENET-AS, KE 20011 544 138 318 INTERNET-SOLUTIONS, ZA 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 11456 3216 611 UNINET, MX 16509 10987 12096 3858 AMAZON-02, US 9808 10037 8752 84 CHINAMOBILE-CN China Mobile Communication 12479 7621 1709 143 UNI2-AS, ES 7545 6074 842 659 TPG-INTERNET-AP TPG Telecom Limited, AU 39891 4724 289 58 ALJAWWALSTC-AS, SA 11492 4670 310 551 CABLEONE, US 174 4508 8758 827 COGENT-174, US 18403 4341 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 10037 9953 CHINAMOBILE-CN China Mobile Communications Grou 12479 7621 7478 UNI2-AS, ES 16509 10987 7129 AMAZON-02, US 7545 6074 5415 TPG-INTERNET-AP TPG Telecom Limited, AU 39891 4724 4666 ALJAWWALSTC-AS, SA 18403 4341 4318 FPT-AS-AP FPT Telecom Company, VN 11492 4670 4119 CABLEONE, US 7155 4170 4085 VIASAT-SP-BACKBONE, US 7552 3908 3883 VIETEL-AS-AP Viettel Group, VN 20940 3863 3738 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 23.129.20.0/24 Origin: 13737 AS-INCX, US 23.129.20.0/24 Transit: 12129 123NET, US 23.129.28.0/24 Origin: 401472 PACKETFEED-01, US 23.129.28.0/24 Transit: 20473 AS-VULTR, US 23.139.32.0/24 Origin: 14727 LONE-STAR-ISP, 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 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 /15:2050 /16:13124 /17:8147 /18:13620 /19:24237 /20:43752 /21:51634 /22:111633 /23:99407 /24:589558 /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 6650 7621 UNI2-AS, ES 8151 5658 11456 UNINET, MX 11492 3555 4670 CABLEONE, US 39891 3416 4724 ALJAWWALSTC-AS, SA 6327 3400 3605 SHAW, CA 7155 3114 4170 VIASAT-SP-BACKBONE, US 22773 2541 3409 ASN-CXA-ALL-CCI-22773-RDC, US 16509 2232 10987 AMAZON-02, US 30036 2191 2530 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 2:1546 3:513 4:8 5:4470 6:169 7:6 8:1493 9:1 11:172 12:1421 13:364 14:2458 15:332 16:269 17:358 18:906 20:443 21:4 22:188 23:6963 24:2649 25:2 27:2647 29:19 31:2996 32:43 34:73 35:150 36:2366 37:4408 38:8866 39:921 40:153 41:4131 42:2045 43:2455 44:338 45:17705 46:4704 47:298 49:2013 50:1840 51:583 52:1574 54:316 55:941 56:8 57:224 58:2175 59:1205 60:1150 61:2782 62:2811 63:1837 64:5410 65:2268 66:4624 67:3004 68:1312 69:3977 70:1123 71:578 72:2852 74:2783 75:1627 76:635 77:2580 78:1879 79:1663 80:2184 81:2024 82:1781 83:1381 84:1751 85:3115 86:961 87:2155 88:1252 89:4389 90:697 91:8244 92:2596 93:2778 94:3838 95:4203 96:1246 97:313 98:1069 99:738 100:72 101:1411 102:3406 103:32250 104:4419 105:735 106:982 107:2398 108:1167 109:4045 110:2229 111:3305 112:2041 113:1778 114:1933 115:2147 116:1970 117:2712 118:2868 119:1977 120:1832 121:1350 122:2702 123:2150 124:1616 125:2837 126:62 128:1383 129:925 130:1248 131:1899 132:805 133:446 134:1517 135:318 136:1260 137:1091 138:2870 139:1537 140:1486 141:1451 142:1816 143:1606 144:1023 145:400 146:2093 147:2051 148:2560 149:2812 150:1143 151:1459 152:2100 153:498 154:7209 155:1559 156:2821 157:1840 158:1220 159:2424 160:3330 161:1733 162:3562 163:1752 164:1942 165:2131 166:1330 167:1851 168:4112 169:784 170:4997 171:995 172:3923 173:3125 174:919 175:1265 176:3508 177:4891 178:3698 179:2244 180:2542 181:3920 182:3339 183:2037 184:2270 185:21191 186:5023 187:4226 188:4199 189:4127 190:9573 191:1518 192:11181 193:9250 194:7611 195:5391 196:3229 197:3105 198:5878 199:8209 200:8067 201:6311 202:10243 203:10432 204:4622 205:3639 206:4544 207:3488 208:4206 209:5093 210:4509 211:2564 212:4527 213:3689 214:1055 215:47 216:6591 217:3064 218:1322 219:395 220:2086 221:1051 222:711 223:2307 End of report