IPv4 R&E Routing Table Report 23:05 GMT Fri 13 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: 964663 Prefixes after maximum aggregation (per Origin AS): 367926 Deaggregation factor: 2.62 Unique aggregates announced (without unneeded subnets): 466762 Number of IPv4 prefixes with a valid ROA: 516881 Number of IPv4 prefixes with an invalid ROA: 1285 Number of IPv4 prefixes with no ROA: 446497 Total ASes present in the Internet Routing Table: 76303 Prefixes per ASN: 12.64 Origin-only ASes present in the Internet Routing Table: 65526 Origin ASes announcing only one prefix: 26777 Transit ASes present in the Internet Routing Table: 10777 Transit-only ASes present in the Internet Routing Table: 507 Paths with bogon ASNs present in the IPv4 Routing Table: 13 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: 1049 Number of instances of unregistered ASNs: 1061 Number of 32-bit ASNs allocated by the RIRs: 45978 Number of 32-bit ASNs visible in the Routing Table: 37484 Prefixes from 32-bit ASNs in the Routing Table: 195572 Number of bogon 32-bit ASNs visible in the Routing Table: 30 Special use prefixes present in the Routing Table: 0 Prefixes being announced from unallocated address space: 486 Number of addresses announced to Internet: 3116867584 Equivalent to 185 /8s, 199 /16s and 160 /24s Percentage of available address space announced: 84.2 Percentage of allocated address space announced: 84.2 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: 315941 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 253544 Total APNIC prefixes after maximum aggregation: 75552 APNIC Deaggregation factor: 3.36 Prefixes being announced from the APNIC address blocks: 246011 Unique aggregates announced from the APNIC address blocks: 102233 APNIC Region origin ASes present in the Internet Routing Table: 14395 APNIC Prefixes per ASN: 17.09 APNIC Region origin ASes announcing only one prefix: 4392 APNIC Region transit ASes present in the Internet Routing Table: 1921 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: 9900 Number of APNIC addresses announced to Internet: 756261632 Equivalent to 45 /8s, 19 /16s and 163 /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: 284280 Total ARIN prefixes after maximum aggregation: 125559 ARIN Deaggregation factor: 2.26 Prefixes being announced from the ARIN address blocks: 286061 Unique aggregates announced from the ARIN address blocks: 131047 ARIN Region origin ASes present in the Internet Routing Table: 19154 ARIN Prefixes per ASN: 14.93 ARIN Region origin ASes announcing only one prefix: 6960 ARIN Region transit ASes present in the Internet Routing Table: 1917 Average ARIN Region AS path length visible: 4.5 Max ARIN Region AS path length visible: 26 Number of ARIN region 32-bit ASNs visible in the Routing Table: 5079 Number of ARIN addresses announced to Internet: 1344683008 Equivalent to 80 /8s, 38 /16s and 60 /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: 268584 Total RIPE prefixes after maximum aggregation: 130365 RIPE Deaggregation factor: 2.06 Prefixes being announced from the RIPE address blocks: 265581 Unique aggregates announced from the RIPE address blocks: 169882 RIPE Region origin ASes present in the Internet Routing Table: 28794 RIPE Prefixes per ASN: 9.22 RIPE Region origin ASes announcing only one prefix: 12098 RIPE Region transit ASes present in the Internet Routing Table: 3932 Average RIPE Region AS path length visible: 5.0 Max RIPE Region AS path length visible: 26 Number of RIPE region 32-bit ASNs visible in the Routing Table: 12149 Number of RIPE addresses announced to Internet: 734255616 Equivalent to 43 /8s, 195 /16s and 218 /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: 123057 Total LACNIC prefixes after maximum aggregation: 29191 LACNIC Deaggregation factor: 4.22 Prefixes being announced from the LACNIC address blocks: 120553 Unique aggregates announced from the LACNIC address blocks: 48513 LACNIC Region origin ASes present in the Internet Routing Table: 11173 LACNIC Prefixes per ASN: 10.79 LACNIC Region origin ASes announcing only one prefix: 2634 LACNIC Region transit ASes present in the Internet Routing Table: 2476 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: 9089 Number of LACNIC addresses announced to Internet: 177488896 Equivalent to 10 /8s, 148 /16s and 68 /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: 34149 Total AfriNIC prefixes after maximum aggregation: 6602 AfriNIC Deaggregation factor: 5.17 Prefixes being announced from the AfriNIC address blocks: 45971 Unique aggregates announced from the AfriNIC address blocks: 14679 AfriNIC Region origin ASes present in the Internet Routing Table: 1906 AfriNIC Prefixes per ASN: 24.12 AfriNIC Region origin ASes announcing only one prefix: 693 AfriNIC Region transit ASes present in the Internet Routing Table: 362 Average AfriNIC Region AS path length visible: 5.5 Max AfriNIC Region AS path length visible: 63 Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1267 Number of AfriNIC addresses announced to Internet: 103921920 Equivalent to 6 /8s, 49 /16s and 185 /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 10091 8753 88 CHINAMOBILE-CN China Mobile Communication 7545 6196 842 665 TPG-INTERNET-AP TPG Telecom Limited, AU 18403 4630 347 23 FPT-AS-AP FPT Telecom Company, VN 9498 3982 519 292 BBIL-AP BHARTI Airtel Ltd., IN 7552 3911 1331 25 VIETEL-AS-AP Viettel Group, VN 7713 3689 1037 73 TELKOMNET-AS-AP PT Telekomunikasi Indones 45899 3250 1869 100 VNPT-AS-VN VNPT Corp, VN 24560 2812 838 547 AIRTELBROADBAND-AS-AP Bharti Airtel Ltd., 4755 2219 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 12458 38018 2973 AMAZON-02, US 11492 4691 312 558 CABLEONE, US 174 4181 8763 875 COGENT-174, US 7155 4164 287 85 VIASAT-SP-BACKBONE, US 6327 3614 1320 79 SHAW, CA 22773 3396 3035 184 ASN-CXA-ALL-CCI-22773-RDC, US 749 3262 54895 2509 DNIC-AS-00749, US 7018 3217 23506 2048 ATT-INTERNET4, US 396982 2891 3656 437 GOOGLE-CLOUD-PLATFORM, US 16625 2813 1227 2106 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 7710 1709 143 UNI2-AS, ES 39891 4750 290 62 ALJAWWALSTC-AS, SA 20940 3871 3395 125 AKAMAI-ASN1, NL 9009 3697 318 1871 M247, RO 12389 2949 2294 879 ROSTELECOM-AS, RU 34984 2348 360 576 TELLCOM-AS, TR 212238 1823 131 1344 CDNEXT, GB 8452 1614 1852 14 TE-AS TE-AS, EG 13188 1607 100 26 TRIOLAN, UA 62240 1495 98 748 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 11517 3226 604 UNINET, MX 10620 3542 494 942 Telmex Colombia S.A., CO 13999 2543 542 372 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 1329 778 207 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 1064 98 377 TOTAL PLAY TELECOMUNICACIONES SA DE CV, M 26615 1002 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 24863 1651 389 16 LINKdotNET-AS, EG 24835 1649 593 29 RAYA-AS, EG 29571 1448 92 58 ORANGE-COTE-IVOIRE, CI 36992 1426 1518 287 ETISALAT-MISR, EG 36903 1249 554 96 MT-MPLS, MA 36935 1015 523 46 Vodafone-, EG 20011 967 179 271 INTERNET-SOLUTIONS, ZA 37069 834 1083 15 MOBINIL, EG 6713 557 1861 35 IAM-AS, MA 36914 546 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 16509 12458 38018 2973 AMAZON-02, US 8151 11517 3226 604 UNINET, MX 9808 10091 8753 88 CHINAMOBILE-CN China Mobile Communication 12479 7710 1709 143 UNI2-AS, ES 7545 6196 842 665 TPG-INTERNET-AP TPG Telecom Limited, AU 39891 4750 290 62 ALJAWWALSTC-AS, SA 11492 4691 312 558 CABLEONE, US 18403 4630 347 23 FPT-AS-AP FPT Telecom Company, VN 174 4181 8763 875 COGENT-174, US 7155 4164 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 8151 11517 10913 UNINET, MX 9808 10091 10003 CHINAMOBILE-CN China Mobile Communications Grou 12479 7710 7567 UNI2-AS, ES 7545 6196 5531 TPG-INTERNET-AP TPG Telecom Limited, AU 39891 4750 4688 ALJAWWALSTC-AS, SA 18403 4630 4607 FPT-AS-AP FPT Telecom Company, VN 11492 4691 4133 CABLEONE, US 7155 4164 4079 VIASAT-SP-BACKBONE, US 7552 3911 3886 VIETEL-AS-AP Viettel Group, VN 20940 3871 3746 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 400866 UNALLOCATED 2.59.148.0/23 21859 ZEN-ECN, US 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 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 23.132.192.0/24 Origin: 30500 WOLFPAWSERVICES, CA 23.132.192.0/24 Transit: 6461 ZAYO-6461, US 23.140.16.0/24 Origin: 63371 RESERVED, ZZ 23.140.16.0/24 Transit: 3356 LEVEL3, US 23.140.48.0/24 Origin: 63371 RESERVED, ZZ 23.140.48.0/24 Transit: 7018 ATT-INTERNET4, US 23.140.216.0/24 Origin: 27176 DATAWAGON, US 23.140.216.0/24 Transit: 20278 NEXEON, 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 /10:42 /11:94 /12:312 /13:588 /14:1221 /15:2149 /16:13904 /17:8189 /18:13616 /19:24479 /20:43771 /21:51800 /22:111571 /23:99899 /24:592996 /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 6686 7710 UNI2-AS, ES 8151 5711 11517 UNINET, MX 11492 3555 4691 CABLEONE, US 39891 3441 4750 ALJAWWALSTC-AS, SA 6327 3409 3614 SHAW, CA 7155 3112 4164 VIASAT-SP-BACKBONE, US 22773 2531 3396 ASN-CXA-ALL-CCI-22773-RDC, US 16509 2258 12458 AMAZON-02, US 30036 2220 2559 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) ---------------------------------------------- 1:2304 2:1548 3:525 4:8 5:4473 6:166 7:6 8:1541 9:1 11:172 12:1397 13:360 14:2471 15:333 16:270 17:357 18:904 20:446 21:4 22:188 23:7072 24:2740 25:2 27:2660 29:19 31:3040 32:37 34:74 35:177 36:2388 37:4470 38:8738 39:879 40:153 41:4166 42:2211 43:2478 44:344 45:17910 46:4958 47:297 49:2000 50:1860 51:586 52:1572 54:315 55:1037 56:8 57:231 58:2230 59:1184 60:1151 61:2808 62:2877 63:1827 64:5411 65:2216 66:4639 67:3028 68:1290 69:3974 70:1112 71:594 72:2854 74:2785 75:1635 76:633 77:2545 78:1842 79:1676 80:2197 81:2031 82:1766 83:1393 84:1766 85:3202 86:975 87:2158 88:1263 89:4334 90:747 91:8241 92:2726 93:2824 94:3830 95:4188 96:1244 97:313 98:1065 99:731 100:71 101:1419 102:3464 103:32283 104:4432 105:729 106:1010 107:2443 108:1185 109:4024 110:2231 111:3308 112:2038 113:1797 114:1932 115:2167 116:2006 117:2720 118:2883 119:1957 120:1857 121:1329 122:2726 123:2157 124:1591 125:2845 126:62 128:1530 129:936 130:1255 131:1864 132:796 133:449 134:1506 135:327 136:1334 137:1104 138:2882 139:1535 140:1506 141:1449 142:1845 143:1599 144:1024 145:405 146:2112 147:2024 148:2579 149:2812 150:1162 151:1479 152:2111 153:499 154:7585 155:1570 156:2936 157:1855 158:1220 159:2432 160:3398 161:1743 162:3601 163:1781 164:1696 165:2151 166:1344 167:1858 168:3896 169:792 170:5064 171:1000 172:3980 173:3166 174:916 175:1275 176:3552 177:4898 178:3717 179:2234 180:2546 181:3959 182:3355 183:2093 184:2261 185:21259 186:5039 187:4245 188:4201 189:4125 190:9631 191:1519 192:11155 193:9283 194:7659 195:5404 196:3199 197:3602 198:5931 199:8267 200:8077 201:6313 202:10235 203:10436 204:4612 205:3650 206:4622 207:3475 208:4215 209:5083 210:4535 211:2529 212:4487 213:3744 214:1060 215:48 216:6570 217:3087 218:1308 219:383 220:2104 221:1051 222:713 223:2275 End of report