IPv4 R&E Routing Table Report 23:05 GMT Fri 02 Aug, 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: 946138 Prefixes after maximum aggregation (per Origin AS): 362410 Deaggregation factor: 2.61 Unique aggregates announced (without unneeded subnets): 464609 Number of IPv4 prefixes with a valid ROA: 489087 Number of IPv4 prefixes with an invalid ROA: 1063 Number of IPv4 prefixes with no ROA: 455988 Total ASes present in the Internet Routing Table: 75781 Prefixes per ASN: 12.49 Origin-only ASes present in the Internet Routing Table: 65139 Origin ASes announcing only one prefix: 26694 Transit ASes present in the Internet Routing Table: 10642 Transit-only ASes present in the Internet Routing Table: 510 Paths with bogon ASNs present in the IPv4 Routing Table: 19 Average AS path length visible in the Internet Routing Table: 4.7 Max AS path length visible: 93 Max AS path prepend of ASN ( 37447) 86 Prefixes from unregistered ASNs in the Routing Table: 962 Number of instances of unregistered ASNs: 975 Number of 32-bit ASNs allocated by the RIRs: 45074 Number of 32-bit ASNs visible in the Routing Table: 36740 Prefixes from 32-bit ASNs in the Routing Table: 188994 Number of bogon 32-bit ASNs visible in the Routing Table: 41 Special use prefixes present in the Routing Table: 0 Prefixes being announced from unallocated address space: 518 Number of addresses announced to Internet: 3025705472 Equivalent to 180 /8s, 88 /16s and 154 /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: 310760 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 249705 Total APNIC prefixes after maximum aggregation: 74110 APNIC Deaggregation factor: 3.37 Prefixes being announced from the APNIC address blocks: 241691 Unique aggregates announced from the APNIC address blocks: 101866 APNIC Region origin ASes present in the Internet Routing Table: 14187 APNIC Prefixes per ASN: 17.04 APNIC Region origin ASes announcing only one prefix: 4315 APNIC Region transit ASes present in the Internet Routing Table: 1873 Average APNIC Region AS path length visible: 4.5 Max APNIC Region AS path length visible: 34 Number of APNIC region 32-bit ASNs visible in the Routing Table: 9656 Number of APNIC addresses announced to Internet: 761755648 Equivalent to 45 /8s, 103 /16s and 120 /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: 277069 Total ARIN prefixes after maximum aggregation: 125171 ARIN Deaggregation factor: 2.21 Prefixes being announced from the ARIN address blocks: 281390 Unique aggregates announced from the ARIN address blocks: 134896 ARIN Region origin ASes present in the Internet Routing Table: 19064 ARIN Prefixes per ASN: 14.76 ARIN Region origin ASes announcing only one prefix: 6941 ARIN Region transit ASes present in the Internet Routing Table: 1899 Average ARIN Region AS path length visible: 4.4 Max ARIN Region AS path length visible: 24 Number of ARIN region 32-bit ASNs visible in the Routing Table: 4936 Number of ARIN addresses announced to Internet: 1266477056 Equivalent to 75 /8s, 124 /16s and 232 /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, 47/8, 48/8, 50/8, 52/8, 53/8, 54/8, 55/8, 56/8, 57/8, 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: 265194 Total RIPE prefixes after maximum aggregation: 127898 RIPE Deaggregation factor: 2.07 Prefixes being announced from the RIPE address blocks: 260947 Unique aggregates announced from the RIPE address blocks: 165558 RIPE Region origin ASes present in the Internet Routing Table: 28655 RIPE Prefixes per ASN: 9.11 RIPE Region origin ASes announcing only one prefix: 12119 RIPE Region transit ASes present in the Internet Routing Table: 3913 Average RIPE Region AS path length visible: 4.9 Max RIPE Region AS path length visible: 40 Number of RIPE region 32-bit ASNs visible in the Routing Table: 11901 Number of RIPE addresses announced to Internet: 714566912 Equivalent to 42 /8s, 151 /16s and 109 /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, 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: 121523 Total LACNIC prefixes after maximum aggregation: 28317 LACNIC Deaggregation factor: 4.29 Prefixes being announced from the LACNIC address blocks: 119524 Unique aggregates announced from the LACNIC address blocks: 48044 LACNIC Region origin ASes present in the Internet Routing Table: 11121 LACNIC Prefixes per ASN: 10.75 LACNIC Region origin ASes announcing only one prefix: 2652 LACNIC Region transit ASes present in the Internet Routing Table: 2436 Average LACNIC Region AS path length visible: 5.3 Max LACNIC Region AS path length visible: 48 Number of LACNIC region 32-bit ASNs visible in the Routing Table: 9021 Number of LACNIC addresses announced to Internet: 177865984 Equivalent to 10 /8s, 154 /16s and 5 /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: 31685 Total AfriNIC prefixes after maximum aggregation: 6270 AfriNIC Deaggregation factor: 5.05 Prefixes being announced from the AfriNIC address blocks: 42068 Unique aggregates announced from the AfriNIC address blocks: 13812 AfriNIC Region origin ASes present in the Internet Routing Table: 1861 AfriNIC Prefixes per ASN: 22.61 AfriNIC Region origin ASes announcing only one prefix: 667 AfriNIC Region transit ASes present in the Internet Routing Table: 356 Average AfriNIC Region AS path length visible: 5.4 Max AfriNIC Region AS path length visible: 93 Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1226 Number of AfriNIC addresses announced to Internet: 104743680 Equivalent to 6 /8s, 62 /16s and 67 /24s AfriNIC AS Blocks 36864-37887, 327680-329727 & ERX transfers AfriNIC Address Blocks 41/8, 45/8, 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 9861 8746 74 CHINAMOBILE-CN China Mobile Communication 7545 5662 840 662 TPG-INTERNET-AP TPG Telecom Limited, AU 18403 4228 347 23 FPT-AS-AP FPT Telecom Company, VN 7552 3964 1331 21 VIETEL-AS-AP Viettel Group, VN 9498 3794 511 264 BBIL-AP BHARTI Airtel Ltd., IN 7713 3635 1044 67 TELKOMNET-AS-AP PT Telekomunikasi Indones 45899 3244 1841 106 VNPT-AS-VN VNPT Corp, VN 24560 2818 860 442 AIRTELBROADBAND-AS-AP Bharti Airtel Ltd., 4755 2197 434 201 TATACOMM-AS TATA Communications formerly 45090 2188 1438 79 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 10332 11571 3704 AMAZON-02, US 11492 4624 307 545 CABLEONE, US 7155 4166 287 88 VIASAT-SP-BACKBONE, US 174 3839 8787 885 COGENT-174, US 6327 3595 1320 79 SHAW, CA 22773 3423 3037 187 ASN-CXA-ALL-CCI-22773-RDC, US 749 3258 54898 2510 DNIC-AS-00749, US 16625 2996 1293 2161 AKAMAI-AS, US 7018 2969 23679 1862 ATT-INTERNET4, US 396982 2761 3584 408 GOOGLE-CLOUD-PLATFORM, 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 1708 145 UNI2-AS, ES 39891 4521 271 59 ALJAWWALSTC-AS, SA 20940 3810 3396 129 AKAMAI-ASN1, NL 9009 3567 305 1840 M247, RO 12389 2862 2291 857 ROSTELECOM-AS, RU 34984 2332 360 584 TELLCOM-AS, TR 8551 1782 368 35 BEZEQ-INTERNATIONAL-AS Bezeqint Internet 212238 1743 125 1275 CDNEXT, GB 13188 1607 100 26 TRIOLAN, UA 8452 1556 1852 14 TE-AS TE-AS, EG 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 11841 3290 519 UNINET, MX 10620 3531 493 934 Telmex Colombia S.A., CO 13999 2554 619 38 Mega Cable, S.A. de C.V., MX 11830 2004 369 64 Instituto Costarricense de Electricidad y 28573 1343 2311 258 Claro NXT Telecomunicacoes Ltda, BR 3816 1315 768 202 COLOMBIA TELECOMUNICACIONES S.A. ESP, CO 19037 1204 278 33 AMX Argentina S.A., AR 6503 1126 314 483 Axtel, S.A.B. de C.V., MX 26615 1076 2503 53 TIM SA, BR 22884 1068 98 370 TOTAL PLAY TELECOMUNICACIONES SA DE CV, M 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 1615 389 16 LINKdotNET-AS, EG 24835 1555 593 29 RAYA-AS, EG 36992 1382 1520 280 ETISALAT-MISR, EG 29571 1303 83 76 ORANGE-COTE-IVOIRE, CI 36903 1249 554 96 MT-MPLS, MA 36935 937 521 42 Vodafone-, EG 6713 556 1861 35 IAM-AS, MA 36914 549 82 3 KENET-AS, KE 37342 512 32 1 MOVITEL, MZ 24757 427 73 5 EthioNet-AS, ET 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 11841 3290 519 UNINET, MX 16509 10332 11571 3704 AMAZON-02, US 9808 9861 8746 74 CHINAMOBILE-CN China Mobile Communication 12479 7710 1708 145 UNI2-AS, ES 7545 5662 840 662 TPG-INTERNET-AP TPG Telecom Limited, AU 11492 4624 307 545 CABLEONE, US 39891 4521 271 59 ALJAWWALSTC-AS, SA 18403 4228 347 23 FPT-AS-AP FPT Telecom Company, VN 7155 4166 287 88 VIASAT-SP-BACKBONE, US 7552 3964 1331 21 VIETEL-AS-AP Viettel Group, VN 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 9861 9787 CHINAMOBILE-CN China Mobile Communications Grou 12479 7710 7565 UNI2-AS, ES 16509 10332 6628 AMAZON-02, US 7545 5662 5000 TPG-INTERNET-AP TPG Telecom Limited, AU 39891 4521 4462 ALJAWWALSTC-AS, SA 18403 4228 4205 FPT-AS-AP FPT Telecom Company, VN 11492 4624 4079 CABLEONE, US 7155 4166 4078 VIASAT-SP-BACKBONE, US 7552 3964 3943 VIETEL-AS-AP Viettel Group, VN 20940 3810 3681 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: 6939 HURRICANE, 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 23.170.224.0/24 Origin: 30168 RESERVED, ZZ 23.170.224.0/24 Transit: 397095 SETSONLLC, 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 /10:37 /11:92 /12:294 /13:573 /14:1162 /15:2051 /16:13111 /17:8145 /18:13561 /19:24300 /20:43092 /21:51171 /22:110679 /23:99195 /24:578635 /25:0 /26:0 /27:0 /28:0 /29:1 /30:7 /31:0 /32:0 Advertised prefixes smaller than registry allocations ----------------------------------------------------- ASN No of nets Total ann. Description 12479 6796 7710 UNI2-AS, ES 8151 5929 11841 UNINET, MX 11492 3535 4624 CABLEONE, US 6327 3392 3595 SHAW, CA 39891 3361 4521 ALJAWWALSTC-AS, SA 7155 3111 4166 VIASAT-SP-BACKBONE, US 22773 2560 3423 ASN-CXA-ALL-CCI-22773-RDC, US 10620 2160 3531 Telmex Colombia S.A., CO 30036 2157 2496 MEDIACOM-ENTERPRISE-BUSINESS, US 16509 2148 10332 AMAZON-02, US Complete listing at https://bgp.nsrc.org/REN/Singapore/data-sXXas-nos Number of /24s announced per /8 block (Global) ---------------------------------------------- 1:2280 2:1499 3:392 4:6 5:4366 6:161 7:6 8:1511 9:1 11:172 12:1433 13:367 14:2354 15:324 16:232 17:363 18:799 20:401 21:4 22:188 23:6891 24:2692 25:2 27:2618 29:19 31:2612 32:44 34:67 35:135 36:2344 37:4492 38:8141 39:912 40:150 41:4096 42:2002 43:2389 44:332 45:17329 46:4573 47:299 49:1969 50:1853 51:576 52:1580 54:319 55:948 56:8 57:214 58:2150 59:1200 60:1059 61:2688 62:2768 63:1852 64:5427 65:2272 66:4613 67:3008 68:1346 69:4015 70:1154 71:556 72:2856 74:2596 75:1558 76:614 77:2492 78:1853 79:1791 80:2171 81:2010 82:1665 83:1364 84:1693 85:3151 86:939 87:2025 88:1247 89:4198 90:698 91:8180 92:2352 93:2716 94:3740 95:4204 96:1276 97:317 98:1045 99:739 100:73 101:1161 102:3313 103:32198 104:4759 105:696 106:1001 107:2497 108:1158 109:4050 110:2116 111:3212 112:2054 113:1802 114:1803 115:2032 116:1935 117:2647 118:2809 119:1977 120:1797 121:1290 122:2697 123:2250 124:1611 125:2828 126:64 128:1361 129:932 130:1173 131:1860 132:812 133:415 134:1716 135:309 136:1124 137:1066 138:2862 139:1525 140:1422 141:1383 142:1672 143:1628 144:1017 145:358 146:2095 147:2017 148:2537 149:2754 150:1029 151:1343 152:2232 153:521 154:6446 155:1431 156:2269 157:1907 158:1175 159:2430 160:2864 161:1711 162:3534 163:1708 164:1681 165:2131 166:1259 167:1830 168:4027 169:805 170:4920 171:1029 172:3877 173:3067 174:899 175:1243 176:3451 177:4613 178:3643 179:2209 180:2423 181:3794 182:3328 183:1979 184:2260 185:20914 186:4929 187:4329 188:4090 189:4126 190:9507 191:1523 192:11015 193:9196 194:7480 195:5296 196:3212 197:2647 198:5918 199:8025 200:8101 201:6288 202:10214 203:10310 204:4535 205:3639 206:4442 207:3499 208:4144 209:4985 210:4448 211:2531 212:4394 213:3624 214:1065 215:49 216:6717 217:2935 218:1325 219:432 220:1805 221:1035 222:694 223:2218 End of report