IPv4 R&E Routing Table Report 23:05 GMT Sun 17 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: 959883 Prefixes after maximum aggregation (per Origin AS): 367234 Deaggregation factor: 2.61 Unique aggregates announced (without unneeded subnets): 470047 Number of IPv4 prefixes with a valid ROA: 509635 Number of IPv4 prefixes with an invalid ROA: 895 Number of IPv4 prefixes with no ROA: 449353 Total ASes present in the Internet Routing Table: 76246 Prefixes per ASN: 12.59 Origin-only ASes present in the Internet Routing Table: 65505 Origin ASes announcing only one prefix: 26817 Transit ASes present in the Internet Routing Table: 10741 Transit-only ASes present in the Internet Routing Table: 508 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: 1066 Number of instances of unregistered ASNs: 1079 Number of 32-bit ASNs allocated by the RIRs: 45857 Number of 32-bit ASNs visible in the Routing Table: 37368 Prefixes from 32-bit ASNs in the Routing Table: 194520 Number of bogon 32-bit ASNs visible in the Routing Table: 35 Special use prefixes present in the Routing Table: 0 Prefixes being announced from unallocated address space: 494 Number of addresses announced to Internet: 3026916864 Equivalent to 180 /8s, 107 /16s and 22 /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: 314964 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 252338 Total APNIC prefixes after maximum aggregation: 75061 APNIC Deaggregation factor: 3.36 Prefixes being announced from the APNIC address blocks: 244729 Unique aggregates announced from the APNIC address blocks: 101416 APNIC Region origin ASes present in the Internet Routing Table: 14360 APNIC Prefixes per ASN: 17.04 APNIC Region origin ASes announcing only one prefix: 4394 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: 9859 Number of APNIC addresses announced to Internet: 755892224 Equivalent to 45 /8s, 14 /16s and 0 /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: 281712 Total ARIN prefixes after maximum aggregation: 126052 ARIN Deaggregation factor: 2.23 Prefixes being announced from the ARIN address blocks: 284144 Unique aggregates announced from the ARIN address blocks: 135984 ARIN Region origin ASes present in the Internet Routing Table: 19146 ARIN Prefixes per ASN: 14.84 ARIN Region origin ASes announcing only one prefix: 6976 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: 5053 Number of ARIN addresses announced to Internet: 1267050240 Equivalent to 75 /8s, 133 /16s and 167 /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: 268325 Total RIPE prefixes after maximum aggregation: 129895 RIPE Deaggregation factor: 2.07 Prefixes being announced from the RIPE address blocks: 265236 Unique aggregates announced from the RIPE address blocks: 169028 RIPE Region origin ASes present in the Internet Routing Table: 28791 RIPE Prefixes per ASN: 9.21 RIPE Region origin ASes announcing only one prefix: 12129 RIPE Region transit ASes present in the Internet Routing Table: 3925 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: 12116 Number of RIPE addresses announced to Internet: 722084608 Equivalent to 43 /8s, 10 /16s and 35 /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: 123029 Total LACNIC prefixes after maximum aggregation: 28972 LACNIC Deaggregation factor: 4.25 Prefixes being announced from the LACNIC address blocks: 120617 Unique aggregates announced from the LACNIC address blocks: 48707 LACNIC Region origin ASes present in the Internet Routing Table: 11152 LACNIC Prefixes per ASN: 10.82 LACNIC Region origin ASes announcing only one prefix: 2620 LACNIC Region transit ASes present in the Internet Routing Table: 2473 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: 9072 Number of LACNIC addresses announced to Internet: 177446144 Equivalent to 10 /8s, 147 /16s and 157 /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: 33413 Total AfriNIC prefixes after maximum aggregation: 6598 AfriNIC Deaggregation factor: 5.06 Prefixes being announced from the AfriNIC address blocks: 44663 Unique aggregates announced from the AfriNIC address blocks: 14493 AfriNIC Region origin ASes present in the Internet Routing Table: 1906 AfriNIC Prefixes per ASN: 23.43 AfriNIC Region origin ASes announcing only one prefix: 698 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: 104176384 Equivalent to 6 /8s, 53 /16s and 155 /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 6094 842 659 TPG-INTERNET-AP TPG Telecom Limited, AU 18403 4391 347 23 FPT-AS-AP FPT Telecom Company, VN 7552 3908 1331 25 VIETEL-AS-AP Viettel Group, VN 9498 3890 514 275 BBIL-AP BHARTI Airtel Ltd., IN 7713 3660 1037 73 TELKOMNET-AS-AP PT Telekomunikasi Indones 45899 3247 1869 100 VNPT-AS-VN VNPT Corp, VN 24560 2783 831 538 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 11011 11956 3873 AMAZON-02, US 11492 4672 310 552 CABLEONE, US 174 4509 8758 827 COGENT-174, US 7155 4170 287 85 VIASAT-SP-BACKBONE, US 6327 3605 1320 79 SHAW, CA 22773 3410 3037 186 ASN-CXA-ALL-CCI-22773-RDC, US 749 3262 54895 2509 DNIC-AS-00749, US 7018 3194 23661 2019 ATT-INTERNET4, US 396982 2877 3654 430 GOOGLE-CLOUD-PLATFORM, US 16625 2810 1225 2104 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 3875 3395 126 AKAMAI-ASN1, NL 9009 3669 316 1860 M247, RO 12389 2946 2294 875 ROSTELECOM-AS, RU 34984 2340 359 578 TELLCOM-AS, TR 212238 1848 134 1368 CDNEXT, GB 13188 1607 100 26 TRIOLAN, UA 8452 1600 1852 14 TE-AS TE-AS, EG 8551 1477 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 3220 613 UNINET, MX 10620 3542 494 942 Telmex Colombia S.A., CO 13999 2538 535 368 Mega Cable, S.A. de C.V., MX 11830 2005 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 1117 371 22 Telefonica del Peru S.A.A., PE 22884 1063 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 1647 389 16 LINKdotNET-AS, EG 36992 1418 1518 288 ETISALAT-MISR, EG 29571 1395 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 20011 565 139 330 INTERNET-SOLUTIONS, ZA 6713 555 1861 35 IAM-AS, MA 36914 540 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 11456 3220 613 UNINET, MX 16509 11011 11956 3873 AMAZON-02, US 9808 10036 8752 84 CHINAMOBILE-CN China Mobile Communication 12479 7631 1709 143 UNI2-AS, ES 7545 6094 842 659 TPG-INTERNET-AP TPG Telecom Limited, AU 39891 4724 289 58 ALJAWWALSTC-AS, SA 11492 4672 310 552 CABLEONE, US 174 4509 8758 827 COGENT-174, US 18403 4391 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 11011 7138 AMAZON-02, US 7545 6094 5435 TPG-INTERNET-AP TPG Telecom Limited, AU 39891 4724 4666 ALJAWWALSTC-AS, SA 18403 4391 4368 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 3875 3749 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 23.139.32.0/24 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 23.141.0.0/24 Origin: 395350 RESERVED, ZZ 23.141.0.0/24 Transit: 11426 TWC-11426-CAROLINAS, 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 /14:1168 /15:2054 /16:13130 /17:8159 /18:13603 /19:24221 /20:43723 /21:51657 /22:111646 /23:99484 /24:590010 /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 5657 11456 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 2541 3410 ASN-CXA-ALL-CCI-22773-RDC, US 16509 2252 11011 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 2:1543 3:515 4:8 5:4450 6:166 7:6 8:1493 9:1 11:172 12:1414 13:364 14:2463 15:333 16:269 17:357 18:908 20:443 21:4 22:188 23:6987 24:2647 25:2 27:2650 29:19 31:3020 32:37 34:73 35:156 36:2364 37:4456 38:8891 39:920 40:149 41:4147 42:2073 43:2458 44:337 45:17708 46:4738 47:298 49:2012 50:1841 51:583 52:1573 54:316 55:974 56:8 57:229 58:2174 59:1205 60:1150 61:2784 62:2815 63:1842 64:5403 65:2273 66:4627 67:3013 68:1313 69:3984 70:1122 71:581 72:2858 74:2784 75:1628 76:635 77:2576 78:1878 79:1670 80:2193 81:2039 82:1765 83:1385 84:1753 85:3101 86:959 87:2157 88:1253 89:4398 90:708 91:8241 92:2598 93:2810 94:3843 95:4209 96:1244 97:313 98:1069 99:738 100:71 101:1431 102:3399 103:32210 104:4426 105:728 106:982 107:2400 108:1169 109:4067 110:2228 111:3269 112:2040 113:1782 114:1932 115:2126 116:1972 117:2700 118:2865 119:1975 120:1833 121:1350 122:2690 123:2146 124:1615 125:2828 126:62 128:1404 129:931 130:1249 131:1896 132:801 133:446 134:1515 135:318 136:1261 137:1091 138:2881 139:1535 140:1479 141:1454 142:1819 143:1605 144:1022 145:399 146:2089 147:2050 148:2564 149:2804 150:1140 151:1462 152:2106 153:500 154:7274 155:1558 156:2743 157:1838 158:1220 159:2434 160:3308 161:1736 162:3565 163:1754 164:1936 165:2139 166:1330 167:1856 168:4119 169:789 170:5019 171:994 172:3924 173:3133 174:919 175:1275 176:3507 177:4875 178:3702 179:2264 180:2544 181:3943 182:3349 183:2055 184:2267 185:21199 186:5062 187:4260 188:4205 189:4119 190:9580 191:1506 192:11169 193:9250 194:7615 195:5388 196:3217 197:3237 198:5891 199:8202 200:8060 201:6303 202:10229 203:10406 204:4595 205:3636 206:4595 207:3491 208:4215 209:5084 210:4500 211:2522 212:4531 213:3685 214:1051 215:47 216:6598 217:3069 218:1322 219:395 220:2089 221:1051 222:711 223:2307 End of report