IPv4 R&E Routing Table Report 23:05 GMT Sat 03 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: 946256 Prefixes after maximum aggregation (per Origin AS): 362399 Deaggregation factor: 2.61 Unique aggregates announced (without unneeded subnets): 464791 Number of IPv4 prefixes with a valid ROA: 489410 Number of IPv4 prefixes with an invalid ROA: 760 Number of IPv4 prefixes with no ROA: 456086 Total ASes present in the Internet Routing Table: 75777 Prefixes per ASN: 12.49 Origin-only ASes present in the Internet Routing Table: 65153 Origin ASes announcing only one prefix: 26706 Transit ASes present in the Internet Routing Table: 10624 Transit-only ASes present in the Internet Routing Table: 507 Paths with bogon ASNs present in the IPv4 Routing Table: 15 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: 947 Number of instances of unregistered ASNs: 956 Number of 32-bit ASNs allocated by the RIRs: 45089 Number of 32-bit ASNs visible in the Routing Table: 36740 Prefixes from 32-bit ASNs in the Routing Table: 189113 Number of bogon 32-bit ASNs visible in the Routing Table: 33 Special use prefixes present in the Routing Table: 0 Prefixes being announced from unallocated address space: 517 Number of addresses announced to Internet: 3025712384 Equivalent to 180 /8s, 88 /16s and 181 /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: 310862 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 249508 Total APNIC prefixes after maximum aggregation: 74053 APNIC Deaggregation factor: 3.37 Prefixes being announced from the APNIC address blocks: 241476 Unique aggregates announced from the APNIC address blocks: 101903 APNIC Region origin ASes present in the Internet Routing Table: 14191 APNIC Prefixes per ASN: 17.02 APNIC Region origin ASes announcing only one prefix: 4336 APNIC Region transit ASes present in the Internet Routing Table: 1876 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: 9661 Number of APNIC addresses announced to Internet: 761747200 Equivalent to 45 /8s, 103 /16s and 87 /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: 277109 Total ARIN prefixes after maximum aggregation: 125217 ARIN Deaggregation factor: 2.21 Prefixes being announced from the ARIN address blocks: 281432 Unique aggregates announced from the ARIN address blocks: 134898 ARIN Region origin ASes present in the Internet Routing Table: 19066 ARIN Prefixes per ASN: 14.76 ARIN Region origin ASes announcing only one prefix: 6943 ARIN Region transit ASes present in the Internet Routing Table: 1890 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: 4938 Number of ARIN addresses announced to Internet: 1266509056 Equivalent to 75 /8s, 125 /16s and 101 /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: 265262 Total RIPE prefixes after maximum aggregation: 127914 RIPE Deaggregation factor: 2.07 Prefixes being announced from the RIPE address blocks: 260927 Unique aggregates announced from the RIPE address blocks: 165546 RIPE Region origin ASes present in the Internet Routing Table: 28652 RIPE Prefixes per ASN: 9.11 RIPE Region origin ASes announcing only one prefix: 12114 RIPE Region transit ASes present in the Internet Routing Table: 3910 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: 11898 Number of RIPE addresses announced to Internet: 714522368 Equivalent to 42 /8s, 150 /16s and 191 /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: 121761 Total LACNIC prefixes after maximum aggregation: 28314 LACNIC Deaggregation factor: 4.30 Prefixes being announced from the LACNIC address blocks: 119734 Unique aggregates announced from the LACNIC address blocks: 48153 LACNIC Region origin ASes present in the Internet Routing Table: 11122 LACNIC Prefixes per ASN: 10.77 LACNIC Region origin ASes announcing only one prefix: 2648 LACNIC Region transit ASes present in the Internet Routing Table: 2431 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: 177899264 Equivalent to 10 /8s, 154 /16s and 135 /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: 31669 Total AfriNIC prefixes after maximum aggregation: 6274 AfriNIC Deaggregation factor: 5.05 Prefixes being announced from the AfriNIC address blocks: 42170 Unique aggregates announced from the AfriNIC address blocks: 13859 AfriNIC Region origin ASes present in the Internet Routing Table: 1859 AfriNIC Prefixes per ASN: 22.68 AfriNIC Region origin ASes announcing only one prefix: 665 AfriNIC Region transit ASes present in the Internet Routing Table: 353 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: 1222 Number of AfriNIC addresses announced to Internet: 104738560 Equivalent to 6 /8s, 62 /16s and 47 /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 4237 347 23 FPT-AS-AP FPT Telecom Company, VN 7552 3962 1331 21 VIETEL-AS-AP Viettel Group, VN 9498 3770 511 261 BBIL-AP BHARTI Airtel Ltd., IN 7713 3635 1044 66 TELKOMNET-AS-AP PT Telekomunikasi Indones 45899 3242 1841 105 VNPT-AS-VN VNPT Corp, VN 24560 2814 860 440 AIRTELBROADBAND-AS-AP Bharti Airtel Ltd., 4755 2198 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 10409 11577 3705 AMAZON-02, US 11492 4624 307 545 CABLEONE, US 7155 4166 287 88 VIASAT-SP-BACKBONE, US 174 3840 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 2970 23679 1863 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 7711 1708 145 UNI2-AS, ES 39891 4521 271 59 ALJAWWALSTC-AS, SA 20940 3811 3396 129 AKAMAI-ASN1, NL 9009 3567 305 1840 M247, RO 12389 2862 2291 857 ROSTELECOM-AS, RU 34984 2333 361 585 TELLCOM-AS, TR 8551 1784 368 35 BEZEQ-INTERNATIONAL-AS Bezeqint Internet 212238 1741 125 1273 CDNEXT, GB 13188 1607 100 26 TRIOLAN, UA 8452 1578 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 11842 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 1217 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 1069 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 1613 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 543 82 3 KENET-AS, KE 37342 512 32 1 MOVITEL, MZ 24757 425 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 11842 3290 519 UNINET, MX 16509 10409 11577 3705 AMAZON-02, US 9808 9861 8746 74 CHINAMOBILE-CN China Mobile Communication 12479 7711 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 4237 347 23 FPT-AS-AP FPT Telecom Company, VN 7155 4166 287 88 VIASAT-SP-BACKBONE, US 7552 3962 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 7711 7566 UNI2-AS, ES 16509 10409 6704 AMAZON-02, US 7545 5662 5000 TPG-INTERNET-AP TPG Telecom Limited, AU 39891 4521 4462 ALJAWWALSTC-AS, SA 18403 4237 4214 FPT-AS-AP FPT Telecom Company, VN 11492 4624 4079 CABLEONE, US 7155 4166 4078 VIASAT-SP-BACKBONE, US 7552 3962 3941 VIETEL-AS-AP Viettel Group, VN 20940 3811 3682 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 /16:13112 /17:8145 /18:13562 /19:24320 /20:43096 /21:51180 /22:110677 /23:99268 /24:578647 /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 6797 7711 UNI2-AS, ES 8151 5930 11842 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 2151 10409 AMAZON-02, US Complete listing at https://bgp.nsrc.org/REN/Singapore/data-sXXas-nos Number of /24s announced per /8 block (Global) ---------------------------------------------- 1:2281 2:1499 3:393 4:6 5:4366 6:163 7:6 8:1510 9:1 11:172 12:1433 13:367 14:2348 15:324 16:251 17:363 18:834 20:401 21:4 22:188 23:6895 24:2692 25:2 27:2564 29:19 31:2614 32:44 34:67 35:135 36:2344 37:4490 38:8142 39:912 40:150 41:4096 42:2004 43:2385 44:332 45:17349 46:4578 47:299 49:1966 50:1852 51:578 52:1580 54:319 55:949 56:8 57:214 58:2150 59:1188 60:1059 61:2667 62:2768 63:1852 64:5427 65:2273 66:4616 67:3006 68:1346 69:4012 70:1138 71:555 72:2854 74:2596 75:1558 76:614 77:2494 78:1851 79:1794 80:2169 81:2011 82:1666 83:1364 84:1692 85:3149 86:936 87:2025 88:1247 89:4189 90:698 91:8182 92:2355 93:2712 94:3739 95:4203 96:1276 97:317 98:1045 99:739 100:73 101:1161 102:3310 103:32166 104:4761 105:696 106:1001 107:2496 108:1158 109:4048 110:2118 111:3212 112:2053 113:1798 114:1789 115:2029 116:1930 117:2641 118:2806 119:1976 120:1795 121:1276 122:2696 123:2247 124:1611 125:2829 126:64 128:1365 129:932 130:1176 131:1861 132:811 133:415 134:1715 135:309 136:1124 137:1063 138:2862 139:1522 140:1418 141:1387 142:1673 143:1626 144:1018 145:359 146:2094 147:2015 148:2536 149:2751 150:1031 151:1340 152:2231 153:521 154:6445 155:1430 156:2327 157:1912 158:1175 159:2426 160:2867 161:1709 162:3532 163:1709 164:1672 165:2137 166:1259 167:1830 168:4037 169:804 170:4925 171:1030 172:3875 173:3070 174:899 175:1243 176:3453 177:4633 178:3644 179:2232 180:2424 181:3798 182:3327 183:1979 184:2260 185:20917 186:4950 187:4349 188:4091 189:4154 190:9494 191:1519 192:11014 193:9195 194:7482 195:5293 196:3207 197:2632 198:5914 199:8023 200:8092 201:6306 202:10226 203:10297 204:4535 205:3641 206:4445 207:3501 208:4141 209:4980 210:4462 211:2533 212:4392 213:3625 214:1066 215:49 216:6717 217:2934 218:1328 219:432 220:1783 221:1035 222:698 223:2216 End of report