IPv4 R&E Routing Table Report 23:05 GMT Sun 10 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: 958827 Prefixes after maximum aggregation (per Origin AS): 367149 Deaggregation factor: 2.61 Unique aggregates announced (without unneeded subnets): 470006 Number of IPv4 prefixes with a valid ROA: 508232 Number of IPv4 prefixes with an invalid ROA: 1180 Number of IPv4 prefixes with no ROA: 449415 Total ASes present in the Internet Routing Table: 76213 Prefixes per ASN: 12.58 Origin-only ASes present in the Internet Routing Table: 65478 Origin ASes announcing only one prefix: 26818 Transit ASes present in the Internet Routing Table: 10735 Transit-only ASes present in the Internet Routing Table: 501 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: 1053 Number of instances of unregistered ASNs: 1066 Number of 32-bit ASNs allocated by the RIRs: 45830 Number of 32-bit ASNs visible in the Routing Table: 37322 Prefixes from 32-bit ASNs in the Routing Table: 194027 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: 503 Number of addresses announced to Internet: 3026991104 Equivalent to 180 /8s, 108 /16s and 56 /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: 314397 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 252290 Total APNIC prefixes after maximum aggregation: 75020 APNIC Deaggregation factor: 3.36 Prefixes being announced from the APNIC address blocks: 244651 Unique aggregates announced from the APNIC address blocks: 101370 APNIC Region origin ASes present in the Internet Routing Table: 14340 APNIC Prefixes per ASN: 17.06 APNIC Region origin ASes announcing only one prefix: 4378 APNIC Region transit ASes present in the Internet Routing Table: 1907 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: 9841 Number of APNIC addresses announced to Internet: 755972864 Equivalent to 45 /8s, 15 /16s and 59 /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: 281627 Total ARIN prefixes after maximum aggregation: 126133 ARIN Deaggregation factor: 2.23 Prefixes being announced from the ARIN address blocks: 283967 Unique aggregates announced from the ARIN address blocks: 136053 ARIN Region origin ASes present in the Internet Routing Table: 19148 ARIN Prefixes per ASN: 14.83 ARIN Region origin ASes announcing only one prefix: 6964 ARIN Region transit ASes present in the Internet Routing Table: 1909 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: 5045 Number of ARIN addresses announced to Internet: 1266851840 Equivalent to 75 /8s, 130 /16s and 160 /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: 268173 Total RIPE prefixes after maximum aggregation: 129839 RIPE Deaggregation factor: 2.07 Prefixes being announced from the RIPE address blocks: 265142 Unique aggregates announced from the RIPE address blocks: 169038 RIPE Region origin ASes present in the Internet Routing Table: 28784 RIPE Prefixes per ASN: 9.21 RIPE Region origin ASes announcing only one prefix: 12141 RIPE Region transit ASes present in the Internet Routing Table: 3920 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: 12097 Number of RIPE addresses announced to Internet: 722319616 Equivalent to 43 /8s, 13 /16s and 185 /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: 122515 Total LACNIC prefixes after maximum aggregation: 28942 LACNIC Deaggregation factor: 4.23 Prefixes being announced from the LACNIC address blocks: 120128 Unique aggregates announced from the LACNIC address blocks: 48730 LACNIC Region origin ASes present in the Internet Routing Table: 11157 LACNIC Prefixes per ASN: 10.77 LACNIC Region origin ASes announcing only one prefix: 2637 LACNIC Region transit ASes present in the Internet Routing Table: 2470 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: 177443072 Equivalent to 10 /8s, 147 /16s and 145 /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: 33169 Total AfriNIC prefixes after maximum aggregation: 6573 AfriNIC Deaggregation factor: 5.05 Prefixes being announced from the AfriNIC address blocks: 44436 Unique aggregates announced from the AfriNIC address blocks: 14390 AfriNIC Region origin ASes present in the Internet Routing Table: 1906 AfriNIC Prefixes per ASN: 23.31 AfriNIC Region origin ASes announcing only one prefix: 698 AfriNIC Region transit ASes present in the Internet Routing Table: 359 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: 1269 Number of AfriNIC addresses announced to Internet: 104131584 Equivalent to 6 /8s, 52 /16s and 236 /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 10079 8752 84 CHINAMOBILE-CN China Mobile Communication 7545 6056 842 659 TPG-INTERNET-AP TPG Telecom Limited, AU 18403 4320 347 23 FPT-AS-AP FPT Telecom Company, VN 7552 3908 1331 25 VIETEL-AS-AP Viettel Group, VN 9498 3855 511 268 BBIL-AP BHARTI Airtel Ltd., IN 7713 3652 1037 73 TELKOMNET-AS-AP PT Telekomunikasi Indones 45899 3252 1869 102 VNPT-AS-VN VNPT Corp, VN 24560 2787 831 543 AIRTELBROADBAND-AS-AP Bharti Airtel Ltd., 4755 2213 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 10968 12016 3870 AMAZON-02, US 11492 4661 310 548 CABLEONE, US 174 4508 8759 828 COGENT-174, US 7155 4163 287 85 VIASAT-SP-BACKBONE, US 6327 3605 1320 79 SHAW, CA 22773 3411 3037 186 ASN-CXA-ALL-CCI-22773-RDC, US 749 3262 54895 2509 DNIC-AS-00749, US 7018 3196 23668 2018 ATT-INTERNET4, US 396982 2866 3654 420 GOOGLE-CLOUD-PLATFORM, US 16625 2801 1223 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 7636 1709 143 UNI2-AS, ES 39891 4720 289 58 ALJAWWALSTC-AS, SA 20940 3855 3395 126 AKAMAI-ASN1, NL 9009 3669 316 1863 M247, RO 12389 2942 2295 878 ROSTELECOM-AS, RU 34984 2341 359 578 TELLCOM-AS, TR 212238 1838 133 1358 CDNEXT, GB 13188 1606 100 30 TRIOLAN, UA 8452 1589 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 11454 3217 612 UNINET, MX 10620 3542 494 942 Telmex Colombia S.A., CO 13999 2540 532 360 Mega Cable, S.A. de C.V., MX 11830 2005 369 64 Instituto Costarricense de Electricidad y 28573 1338 2310 261 Claro NXT Telecomunicacoes Ltda, BR 3816 1326 783 195 COLOMBIA TELECOMUNICACIONES S.A. ESP BIC, 6503 1155 374 163 Axtel, S.A.B. de C.V., MX 6147 1117 371 22 Telefonica del Peru S.A.A., PE 22884 1066 98 374 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 1679 593 29 RAYA-AS, EG 24863 1645 389 16 LINKdotNET-AS, EG 36992 1415 1516 289 ETISALAT-MISR, EG 29571 1381 87 58 ORANGE-COTE-IVOIRE, CI 36903 1249 554 96 MT-MPLS, MA 36935 1014 523 45 Vodafone-, EG 37069 728 1099 15 MOBINIL, EG 6713 556 1861 35 IAM-AS, MA 20011 544 138 318 INTERNET-SOLUTIONS, ZA 15399 511 56 57 WANANCHI-, 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 11454 3217 612 UNINET, MX 16509 10968 12016 3870 AMAZON-02, US 9808 10079 8752 84 CHINAMOBILE-CN China Mobile Communication 12479 7636 1709 143 UNI2-AS, ES 7545 6056 842 659 TPG-INTERNET-AP TPG Telecom Limited, AU 39891 4720 289 58 ALJAWWALSTC-AS, SA 11492 4661 310 548 CABLEONE, US 174 4508 8759 828 COGENT-174, US 18403 4320 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 10079 9995 CHINAMOBILE-CN China Mobile Communications Grou 12479 7636 7493 UNI2-AS, ES 16509 10968 7098 AMAZON-02, US 7545 6056 5397 TPG-INTERNET-AP TPG Telecom Limited, AU 39891 4720 4662 ALJAWWALSTC-AS, SA 18403 4320 4297 FPT-AS-AP FPT Telecom Company, VN 11492 4661 4113 CABLEONE, US 7155 4163 4078 VIASAT-SP-BACKBONE, US 7552 3908 3883 VIETEL-AS-AP Viettel Group, VN 20940 3855 3729 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 /14:1170 /15:2052 /16:13113 /17:8138 /18:13605 /19:24172 /20:43737 /21:51593 /22:111643 /23:99353 /24:589223 /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 6669 7636 UNI2-AS, ES 8151 5655 11454 UNINET, MX 11492 3555 4661 CABLEONE, US 39891 3412 4720 ALJAWWALSTC-AS, SA 6327 3400 3605 SHAW, CA 7155 3107 4163 VIASAT-SP-BACKBONE, US 22773 2542 3411 ASN-CXA-ALL-CCI-22773-RDC, US 16509 2241 10968 AMAZON-02, US 30036 2197 2537 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 2:1541 3:513 4:8 5:4518 6:169 7:6 8:1492 9:1 11:172 12:1422 13:356 14:2457 15:332 16:268 17:358 18:902 20:442 21:4 22:188 23:6941 24:2656 25:2 27:2645 29:19 31:2981 32:44 34:73 35:144 36:2361 37:4431 38:8839 39:918 40:153 41:4107 42:2041 43:2448 44:337 45:17682 46:4735 47:299 49:2010 50:1845 51:583 52:1577 54:316 55:901 56:8 57:223 58:2170 59:1205 60:1149 61:2775 62:2814 63:1840 64:5400 65:2274 66:4631 67:3006 68:1317 69:4002 70:1125 71:572 72:2856 74:2787 75:1631 76:634 77:2576 78:1876 79:1663 80:2191 81:2023 82:1788 83:1384 84:1751 85:3116 86:964 87:2164 88:1252 89:4378 90:695 91:8249 92:2601 93:2807 94:3836 95:4263 96:1248 97:310 98:1070 99:740 100:72 101:1408 102:3413 103:32270 104:4419 105:727 106:985 107:2399 108:1172 109:4059 110:2224 111:3302 112:2041 113:1777 114:1923 115:2145 116:1965 117:2704 118:2865 119:1980 120:1870 121:1351 122:2701 123:2148 124:1617 125:2825 126:62 128:1367 129:925 130:1250 131:1881 132:812 133:446 134:1594 135:318 136:1257 137:1087 138:2864 139:1533 140:1484 141:1452 142:1811 143:1582 144:1024 145:401 146:2101 147:2050 148:2551 149:2823 150:1129 151:1459 152:2103 153:498 154:7156 155:1555 156:2816 157:1832 158:1219 159:2429 160:3310 161:1729 162:3572 163:1757 164:1939 165:2129 166:1332 167:1850 168:4106 169:777 170:4992 171:994 172:3912 173:3128 174:920 175:1265 176:3489 177:4824 178:3695 179:2235 180:2523 181:3923 182:3331 183:2024 184:2269 185:21192 186:4996 187:4215 188:4211 189:4119 190:9569 191:1500 192:11176 193:9247 194:7602 195:5375 196:3232 197:3039 198:5896 199:8194 200:8074 201:6299 202:10226 203:10427 204:4637 205:3639 206:4559 207:3496 208:4221 209:5089 210:4515 211:2570 212:4519 213:3638 214:1055 215:47 216:6602 217:3064 218:1322 219:396 220:2078 221:1051 222:710 223:2290 End of report