IPv4 R&E Routing Table Report 23:05 GMT Sat 07 Dec, 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: 961861 Prefixes after maximum aggregation (per Origin AS): 368523 Deaggregation factor: 2.61 Unique aggregates announced (without unneeded subnets): 472134 Number of IPv4 prefixes with a valid ROA: 513962 Number of IPv4 prefixes with an invalid ROA: 1155 Number of IPv4 prefixes with no ROA: 446744 Total ASes present in the Internet Routing Table: 76320 Prefixes per ASN: 12.60 Origin-only ASes present in the Internet Routing Table: 65549 Origin ASes announcing only one prefix: 26826 Transit ASes present in the Internet Routing Table: 10771 Transit-only ASes present in the Internet Routing Table: 515 Paths with bogon ASNs present in the IPv4 Routing Table: 18 Average AS path length visible in the Internet Routing Table: 4.8 Max AS path length visible: 63 Max AS path prepend of ASN ( 37447) 57 Prefixes from unregistered ASNs in the Routing Table: 1014 Number of instances of unregistered ASNs: 1028 Number of 32-bit ASNs allocated by the RIRs: 45967 Number of 32-bit ASNs visible in the Routing Table: 37469 Prefixes from 32-bit ASNs in the Routing Table: 195257 Number of bogon 32-bit ASNs visible in the Routing Table: 37 Special use prefixes present in the Routing Table: 0 Prefixes being announced from unallocated address space: 471 Number of addresses announced to Internet: 3025463040 Equivalent to 180 /8s, 84 /16s and 231 /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: 315634 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 253105 Total APNIC prefixes after maximum aggregation: 75378 APNIC Deaggregation factor: 3.36 Prefixes being announced from the APNIC address blocks: 245467 Unique aggregates announced from the APNIC address blocks: 101864 APNIC Region origin ASes present in the Internet Routing Table: 14386 APNIC Prefixes per ASN: 17.06 APNIC Region origin ASes announcing only one prefix: 4395 APNIC Region transit ASes present in the Internet Routing Table: 1916 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: 9898 Number of APNIC addresses announced to Internet: 755433472 Equivalent to 45 /8s, 7 /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: 282285 Total ARIN prefixes after maximum aggregation: 126511 ARIN Deaggregation factor: 2.23 Prefixes being announced from the ARIN address blocks: 284662 Unique aggregates announced from the ARIN address blocks: 136353 ARIN Region origin ASes present in the Internet Routing Table: 19155 ARIN Prefixes per ASN: 14.86 ARIN Region origin ASes announcing only one prefix: 6964 ARIN Region transit ASes present in the Internet Routing Table: 1918 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: 5075 Number of ARIN addresses announced to Internet: 1266159872 Equivalent to 75 /8s, 120 /16s and 17 /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: 268689 Total RIPE prefixes after maximum aggregation: 130306 RIPE Deaggregation factor: 2.06 Prefixes being announced from the RIPE address blocks: 265632 Unique aggregates announced from the RIPE address blocks: 169832 RIPE Region origin ASes present in the Internet Routing Table: 28818 RIPE Prefixes per ASN: 9.22 RIPE Region origin ASes announcing only one prefix: 12124 RIPE Region transit ASes present in the Internet Routing Table: 3929 Average RIPE Region AS path length visible: 5.0 Max RIPE Region AS path length visible: 24 Number of RIPE region 32-bit ASNs visible in the Routing Table: 12144 Number of RIPE addresses announced to Internet: 721890304 Equivalent to 43 /8s, 7 /16s and 44 /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: 122659 Total LACNIC prefixes after maximum aggregation: 29129 LACNIC Deaggregation factor: 4.21 Prefixes being announced from the LACNIC address blocks: 120190 Unique aggregates announced from the LACNIC address blocks: 48694 LACNIC Region origin ASes present in the Internet Routing Table: 11163 LACNIC Prefixes per ASN: 10.77 LACNIC Region origin ASes announcing only one prefix: 2642 LACNIC Region transit ASes present in the Internet Routing Table: 2475 Average LACNIC Region AS path length visible: 5.3 Max LACNIC Region AS path length visible: 35 Number of LACNIC region 32-bit ASNs visible in the Routing Table: 9083 Number of LACNIC addresses announced to Internet: 177480192 Equivalent to 10 /8s, 148 /16s and 34 /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: 34109 Total AfriNIC prefixes after maximum aggregation: 6568 AfriNIC Deaggregation factor: 5.19 Prefixes being announced from the AfriNIC address blocks: 45439 Unique aggregates announced from the AfriNIC address blocks: 14995 AfriNIC Region origin ASes present in the Internet Routing Table: 1911 AfriNIC Prefixes per ASN: 23.78 AfriNIC Region origin ASes announcing only one prefix: 701 AfriNIC Region transit ASes present in the Internet Routing Table: 361 Average AfriNIC Region AS path length visible: 5.4 Max AfriNIC Region AS path length visible: 63 Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1269 Number of AfriNIC addresses announced to Internet: 104246784 Equivalent to 6 /8s, 54 /16s and 174 /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 10077 8753 87 CHINAMOBILE-CN China Mobile Communication 7545 6194 842 661 TPG-INTERNET-AP TPG Telecom Limited, AU 18403 4579 347 23 FPT-AS-AP FPT Telecom Company, VN 9498 3964 518 286 BBIL-AP BHARTI Airtel Ltd., IN 7552 3910 1331 25 VIETEL-AS-AP Viettel Group, VN 7713 3682 1037 73 TELKOMNET-AS-AP PT Telekomunikasi Indones 45899 3245 1869 100 VNPT-AS-VN VNPT Corp, VN 24560 2808 837 544 AIRTELBROADBAND-AS-AP Bharti Airtel Ltd., 4755 2216 434 194 TATACOMM-AS TATA Communications formerly 45090 2207 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 11088 12115 3964 AMAZON-02, US 11492 4679 311 553 CABLEONE, US 174 4185 8763 881 COGENT-174, US 7155 4168 287 85 VIASAT-SP-BACKBONE, US 6327 3606 1320 79 SHAW, CA 22773 3400 3035 184 ASN-CXA-ALL-CCI-22773-RDC, US 749 3261 54895 2508 DNIC-AS-00749, US 7018 3192 23504 2025 ATT-INTERNET4, US 396982 2886 3655 434 GOOGLE-CLOUD-PLATFORM, US 16625 2827 1231 2114 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 7719 1709 143 UNI2-AS, ES 39891 4750 290 62 ALJAWWALSTC-AS, SA 20940 3875 3395 125 AKAMAI-ASN1, NL 9009 3681 317 1865 M247, RO 12389 2938 2294 878 ROSTELECOM-AS, RU 34984 2342 360 575 TELLCOM-AS, TR 212238 1824 132 1345 CDNEXT, GB 8452 1613 1852 22 TE-AS TE-AS, EG 13188 1606 100 33 TRIOLAN, UA 62240 1496 98 749 CLOUVIDER Clouvider - Global ASN, GB 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 11502 3226 604 UNINET, MX 10620 3543 494 943 Telmex Colombia S.A., CO 13999 2534 538 370 Mega Cable, S.A. de C.V., MX 11830 1993 369 64 Instituto Costarricense de Electricidad y 28573 1334 2310 261 Claro NXT Telecomunicacoes Ltda, BR 3816 1324 778 206 COLOMBIA TELECOMUNICACIONES S.A. ESP BIC, 6503 1169 374 163 Axtel, S.A.B. de C.V., MX 6147 1114 371 22 Telefonica del Peru S.A.A., PE 22884 1065 98 373 TOTAL PLAY TELECOMUNICACIONES SA DE CV, M 26615 999 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 1649 593 29 RAYA-AS, EG 24863 1637 389 16 LINKdotNET-AS, EG 29571 1447 91 59 ORANGE-COTE-IVOIRE, CI 36992 1426 1518 288 ETISALAT-MISR, EG 36903 1249 554 96 MT-MPLS, MA 36935 999 520 40 Vodafone-, EG 20011 944 167 258 INTERNET-SOLUTIONS, ZA 37069 862 1083 15 MOBINIL, EG 6713 557 1861 35 IAM-AS, MA 36914 542 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 11502 3226 604 UNINET, MX 16509 11088 12115 3964 AMAZON-02, US 9808 10077 8753 87 CHINAMOBILE-CN China Mobile Communication 12479 7719 1709 143 UNI2-AS, ES 7545 6194 842 661 TPG-INTERNET-AP TPG Telecom Limited, AU 39891 4750 290 62 ALJAWWALSTC-AS, SA 11492 4679 311 553 CABLEONE, US 18403 4579 347 23 FPT-AS-AP FPT Telecom Company, VN 174 4185 8763 881 COGENT-174, US 7155 4168 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 10077 9990 CHINAMOBILE-CN China Mobile Communications Grou 12479 7719 7576 UNI2-AS, ES 16509 11088 7124 AMAZON-02, US 7545 6194 5533 TPG-INTERNET-AP TPG Telecom Limited, AU 39891 4750 4688 ALJAWWALSTC-AS, SA 18403 4579 4556 FPT-AS-AP FPT Telecom Company, VN 11492 4679 4126 CABLEONE, US 7155 4168 4083 VIASAT-SP-BACKBONE, US 7552 3910 3885 VIETEL-AS-AP Viettel Group, VN 20940 3875 3750 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 23.130.156.0/24 Origin: 401538 NOVA86-LLC, US 23.130.156.0/24 Transit: 393577 TRITAN, 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 /13:572 /14:1166 /15:2051 /16:13119 /17:8137 /18:13554 /19:24285 /20:43852 /21:51747 /22:111469 /23:99676 /24:591779 /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 6701 7719 UNI2-AS, ES 8151 5699 11502 UNINET, MX 11492 3555 4679 CABLEONE, US 39891 3441 4750 ALJAWWALSTC-AS, SA 6327 3401 3606 SHAW, CA 7155 3112 4168 VIASAT-SP-BACKBONE, US 22773 2535 3400 ASN-CXA-ALL-CCI-22773-RDC, US 16509 2261 11088 AMAZON-02, US 30036 2210 2550 MEDIACOM-ENTERPRISE-BUSINESS, US 10620 2173 3543 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) ---------------------------------------------- 1:2302 2:1546 3:523 4:8 5:4456 6:166 7:6 8:1545 9:1 11:172 12:1397 13:368 14:2460 15:334 16:270 17:358 18:902 20:444 21:4 22:188 23:7059 24:2735 25:2 27:2614 29:19 31:3036 32:37 34:73 35:177 36:2387 37:4472 38:8692 39:878 40:148 41:4162 42:2158 43:2475 44:344 45:17808 46:4933 47:297 49:1992 50:1851 51:585 52:1575 54:316 55:1029 56:8 57:231 58:2239 59:1179 60:1153 61:2804 62:2871 63:1827 64:5404 65:2271 66:4628 67:3023 68:1285 69:3976 70:1113 71:588 72:2858 74:2775 75:1638 76:635 77:2561 78:1848 79:1655 80:2197 81:2029 82:1768 83:1395 84:1769 85:3195 86:974 87:2161 88:1258 89:4368 90:735 91:8255 92:2722 93:2823 94:3859 95:4192 96:1246 97:313 98:1067 99:734 100:71 101:1417 102:3447 103:32282 104:4424 105:723 106:985 107:2429 108:1186 109:4032 110:2232 111:3315 112:2037 113:1803 114:1936 115:2176 116:1992 117:2714 118:2880 119:1976 120:1858 121:1347 122:2717 123:2154 124:1544 125:2840 126:62 128:1528 129:937 130:1246 131:1860 132:798 133:448 134:1507 135:325 136:1334 137:1099 138:2865 139:1533 140:1504 141:1446 142:1843 143:1599 144:1022 145:402 146:2108 147:2037 148:2577 149:2812 150:1162 151:1467 152:2108 153:499 154:7326 155:1569 156:2756 157:1847 158:1219 159:2431 160:3380 161:1754 162:3591 163:1775 164:1691 165:2152 166:1343 167:1863 168:4085 169:790 170:5004 171:998 172:3963 173:3154 174:917 175:1275 176:3555 177:4824 178:3712 179:2224 180:2538 181:3949 182:3359 183:2082 184:2258 185:21283 186:5006 187:4234 188:4205 189:4119 190:9553 191:1511 192:11149 193:9274 194:7668 195:5395 196:3201 197:3583 198:5920 199:8249 200:8082 201:6305 202:10179 203:10439 204:4613 205:3655 206:4596 207:3484 208:4215 209:5091 210:4512 211:2520 212:4506 213:3685 214:1052 215:48 216:6554 217:3094 218:1306 219:387 220:2092 221:1051 222:712 223:2288 End of report