IPv4 R&E Routing Table Report 23:05 GMT Sun 04 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: 947060 Prefixes after maximum aggregation (per Origin AS): 362572 Deaggregation factor: 2.61 Unique aggregates announced (without unneeded subnets): 464807 Number of IPv4 prefixes with a valid ROA: 489655 Number of IPv4 prefixes with an invalid ROA: 1126 Number of IPv4 prefixes with no ROA: 456279 Total ASes present in the Internet Routing Table: 75801 Prefixes per ASN: 12.49 Origin-only ASes present in the Internet Routing Table: 65167 Origin ASes announcing only one prefix: 26684 Transit ASes present in the Internet Routing Table: 10634 Transit-only ASes present in the Internet Routing Table: 508 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: 962 Number of instances of unregistered ASNs: 971 Number of 32-bit ASNs allocated by the RIRs: 45098 Number of 32-bit ASNs visible in the Routing Table: 36751 Prefixes from 32-bit ASNs in the Routing Table: 189305 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: 528 Number of addresses announced to Internet: 3025935616 Equivalent to 180 /8s, 92 /16s and 29 /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: 310979 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 249933 Total APNIC prefixes after maximum aggregation: 74148 APNIC Deaggregation factor: 3.37 Prefixes being announced from the APNIC address blocks: 241953 Unique aggregates announced from the APNIC address blocks: 102003 APNIC Region origin ASes present in the Internet Routing Table: 14194 APNIC Prefixes per ASN: 17.05 APNIC Region origin ASes announcing only one prefix: 4313 APNIC Region transit ASes present in the Internet Routing Table: 1875 Average APNIC Region AS path length visible: 4.4 Max APNIC Region AS path length visible: 34 Number of APNIC region 32-bit ASNs visible in the Routing Table: 9665 Number of APNIC addresses announced to Internet: 761787392 Equivalent to 45 /8s, 103 /16s and 244 /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: 277233 Total ARIN prefixes after maximum aggregation: 125224 ARIN Deaggregation factor: 2.21 Prefixes being announced from the ARIN address blocks: 281549 Unique aggregates announced from the ARIN address blocks: 134995 ARIN Region origin ASes present in the Internet Routing Table: 19075 ARIN Prefixes per ASN: 14.76 ARIN Region origin ASes announcing only one prefix: 6949 ARIN Region transit ASes present in the Internet Routing Table: 1888 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: 4939 Number of ARIN addresses announced to Internet: 1266418432 Equivalent to 75 /8s, 124 /16s and 3 /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: 265359 Total RIPE prefixes after maximum aggregation: 127949 RIPE Deaggregation factor: 2.07 Prefixes being announced from the RIPE address blocks: 260987 Unique aggregates announced from the RIPE address blocks: 165576 RIPE Region origin ASes present in the Internet Routing Table: 28661 RIPE Prefixes per ASN: 9.11 RIPE Region origin ASes announcing only one prefix: 12117 RIPE Region transit ASes present in the Internet Routing Table: 3915 Average RIPE Region AS path length visible: 4.9 Max RIPE Region AS path length visible: 34 Number of RIPE region 32-bit ASNs visible in the Routing Table: 11902 Number of RIPE addresses announced to Internet: 714580224 Equivalent to 42 /8s, 151 /16s and 161 /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: 121869 Total LACNIC prefixes after maximum aggregation: 28346 LACNIC Deaggregation factor: 4.30 Prefixes being announced from the LACNIC address blocks: 119851 Unique aggregates announced from the LACNIC address blocks: 47929 LACNIC Region origin ASes present in the Internet Routing Table: 11124 LACNIC Prefixes per ASN: 10.77 LACNIC Region origin ASes announcing only one prefix: 2644 LACNIC Region transit ASes present in the Internet Routing Table: 2436 Average LACNIC Region AS path length visible: 5.2 Max LACNIC Region AS path length visible: 48 Number of LACNIC region 32-bit ASNs visible in the Routing Table: 9025 Number of LACNIC addresses announced to Internet: 178027520 Equivalent to 10 /8s, 156 /16s and 124 /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: 31704 Total AfriNIC prefixes after maximum aggregation: 6273 AfriNIC Deaggregation factor: 5.05 Prefixes being announced from the AfriNIC address blocks: 42192 Unique aggregates announced from the AfriNIC address blocks: 13871 AfriNIC Region origin ASes present in the Internet Routing Table: 1857 AfriNIC Prefixes per ASN: 22.72 AfriNIC Region origin ASes announcing only one prefix: 661 AfriNIC Region transit ASes present in the Internet Routing Table: 352 Average AfriNIC Region AS path length visible: 5.3 Max AfriNIC Region AS path length visible: 93 Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1220 Number of AfriNIC addresses announced to Internet: 104760576 Equivalent to 6 /8s, 62 /16s and 133 /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 5661 840 661 TPG-INTERNET-AP TPG Telecom Limited, AU 18403 4229 347 23 FPT-AS-AP FPT Telecom Company, VN 7552 3963 1331 22 VIETEL-AS-AP Viettel Group, VN 9498 3793 511 263 BBIL-AP BHARTI Airtel Ltd., IN 7713 3636 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 10431 11576 3701 AMAZON-02, US 11492 4624 307 545 CABLEONE, US 7155 4166 287 88 VIASAT-SP-BACKBONE, US 174 3842 8788 887 COGENT-174, US 6327 3595 1320 79 SHAW, CA 22773 3423 3037 187 ASN-CXA-ALL-CCI-22773-RDC, US 749 3256 54898 2508 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 7712 1708 145 UNI2-AS, ES 39891 4539 273 57 ALJAWWALSTC-AS, SA 20940 3811 3396 129 AKAMAI-ASN1, NL 9009 3566 304 1840 M247, RO 12389 2861 2291 857 ROSTELECOM-AS, RU 34984 2332 360 584 TELLCOM-AS, TR 8551 1782 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 1316 769 197 COLOMBIA TELECOMUNICACIONES S.A. ESP, CO 19037 1217 278 33 AMX Argentina S.A., AR 6503 1127 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 543 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 11842 3290 519 UNINET, MX 16509 10431 11576 3701 AMAZON-02, US 9808 9861 8746 74 CHINAMOBILE-CN China Mobile Communication 12479 7712 1708 145 UNI2-AS, ES 7545 5661 840 661 TPG-INTERNET-AP TPG Telecom Limited, AU 11492 4624 307 545 CABLEONE, US 39891 4539 273 57 ALJAWWALSTC-AS, SA 18403 4229 347 23 FPT-AS-AP FPT Telecom Company, VN 7155 4166 287 88 VIASAT-SP-BACKBONE, US 7552 3963 1331 22 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 7712 7567 UNI2-AS, ES 16509 10431 6730 AMAZON-02, US 7545 5661 5000 TPG-INTERNET-AP TPG Telecom Limited, AU 39891 4539 4482 ALJAWWALSTC-AS, SA 18403 4229 4206 FPT-AS-AP FPT Telecom Company, VN 11492 4624 4079 CABLEONE, US 7155 4166 4078 VIASAT-SP-BACKBONE, US 7552 3963 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 /16:13114 /17:8145 /18:13568 /19:24321 /20:43121 /21:51222 /22:110727 /23:99306 /24:579287 /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 6798 7712 UNI2-AS, ES 8151 5930 11842 UNINET, MX 11492 3535 4624 CABLEONE, US 6327 3392 3595 SHAW, CA 39891 3361 4539 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 2150 10431 AMAZON-02, US Complete listing at https://bgp.nsrc.org/REN/Singapore/data-sXXas-nos Number of /24s announced per /8 block (Global) ---------------------------------------------- 1:2279 2:1501 3:393 4:6 5:4367 6:163 7:6 8:1508 9:1 11:172 12:1433 13:367 14:2351 15:324 16:256 17:363 18:855 20:401 21:4 22:188 23:6900 24:2693 25:2 27:2620 29:19 31:2617 32:44 34:67 35:135 36:2344 37:4494 38:8146 39:912 40:150 41:4111 42:2005 43:2392 44:332 45:17357 46:4580 47:299 49:1969 50:1853 51:579 52:1580 54:319 55:947 56:8 57:214 58:2150 59:1196 60:1059 61:2690 62:2763 63:1851 64:5428 65:2272 66:4614 67:3006 68:1346 69:4015 70:1149 71:555 72:2855 74:2594 75:1558 76:614 77:2499 78:1851 79:1791 80:2171 81:2013 82:1664 83:1364 84:1692 85:3145 86:939 87:2026 88:1247 89:4191 90:698 91:8184 92:2355 93:2712 94:3739 95:4205 96:1276 97:317 98:1045 99:739 100:73 101:1161 102:3313 103:32291 104:4761 105:696 106:1001 107:2497 108:1158 109:4051 110:2115 111:3214 112:2056 113:1799 114:1816 115:2034 116:1945 117:2648 118:2809 119:1979 120:1793 121:1292 122:2697 123:2249 124:1611 125:2830 126:64 128:1365 129:932 130:1174 131:1864 132:812 133:415 134:1716 135:309 136:1124 137:1061 138:2865 139:1527 140:1427 141:1391 142:1672 143:1625 144:1022 145:359 146:2093 147:2015 148:2537 149:2751 150:1033 151:1355 152:2228 153:521 154:6438 155:1427 156:2327 157:1912 158:1175 159:2427 160:2865 161:1709 162:3530 163:1707 164:1680 165:2138 166:1258 167:1832 168:4047 169:804 170:4920 171:1031 172:3876 173:3066 174:899 175:1245 176:3454 177:4624 178:3643 179:2236 180:2424 181:3810 182:3329 183:1978 184:2261 185:20920 186:4954 187:4354 188:4092 189:4156 190:9501 191:1520 192:11020 193:9197 194:7481 195:5293 196:3211 197:2649 198:5914 199:8031 200:8103 201:6320 202:10247 203:10314 204:4534 205:3639 206:4454 207:3524 208:4141 209:4983 210:4474 211:2533 212:4394 213:3625 214:1062 215:49 216:6717 217:2936 218:1329 219:432 220:1809 221:1035 222:699 223:2219 End of report