IPv4 R&E Routing Table Report 23:05 GMT Wed 26 Jun, 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: 945280 Prefixes after maximum aggregation (per Origin AS): 362176 Deaggregation factor: 2.61 Unique aggregates announced (without unneeded subnets): 465055 Number of IPv4 prefixes with a valid ROA: 481430 Number of IPv4 prefixes with an invalid ROA: 1190 Number of IPv4 prefixes with no ROA: 462660 Total ASes present in the Internet Routing Table: 75703 Prefixes per ASN: 12.49 Origin-only ASes present in the Internet Routing Table: 65122 Origin ASes announcing only one prefix: 26653 Transit ASes present in the Internet Routing Table: 10581 Transit-only ASes present in the Internet Routing Table: 509 Paths with bogon ASNs present in the IPv4 Routing Table: 16 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: 994 Number of instances of unregistered ASNs: 996 Number of 32-bit ASNs allocated by the RIRs: 44867 Number of 32-bit ASNs visible in the Routing Table: 36558 Prefixes from 32-bit ASNs in the Routing Table: 187229 Number of bogon 32-bit ASNs visible in the Routing Table: 7 Special use prefixes present in the Routing Table: 0 Prefixes being announced from unallocated address space: 553 Number of addresses announced to Internet: 3023808256 Equivalent to 180 /8s, 59 /16s and 167 /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: 310663 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 249340 Total APNIC prefixes after maximum aggregation: 73478 APNIC Deaggregation factor: 3.39 Prefixes being announced from the APNIC address blocks: 241382 Unique aggregates announced from the APNIC address blocks: 101033 APNIC Region origin ASes present in the Internet Routing Table: 14116 APNIC Prefixes per ASN: 17.10 APNIC Region origin ASes announcing only one prefix: 4293 APNIC Region transit ASes present in the Internet Routing Table: 1879 Average APNIC Region AS path length visible: 4.4 Max APNIC Region AS path length visible: 26 Number of APNIC region 32-bit ASNs visible in the Routing Table: 9585 Number of APNIC addresses announced to Internet: 761112832 Equivalent to 45 /8s, 93 /16s and 169 /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: 276358 Total ARIN prefixes after maximum aggregation: 125134 ARIN Deaggregation factor: 2.21 Prefixes being announced from the ARIN address blocks: 280810 Unique aggregates announced from the ARIN address blocks: 134656 ARIN Region origin ASes present in the Internet Routing Table: 19102 ARIN Prefixes per ASN: 14.70 ARIN Region origin ASes announcing only one prefix: 6967 ARIN Region transit ASes present in the Internet Routing Table: 1891 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: 4925 Number of ARIN addresses announced to Internet: 1266491392 Equivalent to 75 /8s, 125 /16s and 32 /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: 265342 Total RIPE prefixes after maximum aggregation: 127450 RIPE Deaggregation factor: 2.08 Prefixes being announced from the RIPE address blocks: 260195 Unique aggregates announced from the RIPE address blocks: 165056 RIPE Region origin ASes present in the Internet Routing Table: 28631 RIPE Prefixes per ASN: 9.09 RIPE Region origin ASes announcing only one prefix: 12104 RIPE Region transit ASes present in the Internet Routing Table: 3900 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: 11854 Number of RIPE addresses announced to Internet: 713507584 Equivalent to 42 /8s, 135 /16s and 67 /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: 121514 Total LACNIC prefixes after maximum aggregation: 29208 LACNIC Deaggregation factor: 4.16 Prefixes being announced from the LACNIC address blocks: 119619 Unique aggregates announced from the LACNIC address blocks: 50205 LACNIC Region origin ASes present in the Internet Routing Table: 11100 LACNIC Prefixes per ASN: 10.78 LACNIC Region origin ASes announcing only one prefix: 2628 LACNIC Region transit ASes present in the Internet Routing Table: 2397 Average LACNIC Region AS path length visible: 5.2 Max LACNIC Region AS path length visible: 61 Number of LACNIC region 32-bit ASNs visible in the Routing Table: 8980 Number of LACNIC addresses announced to Internet: 176660736 Equivalent to 10 /8s, 135 /16s and 161 /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: 31732 Total AfriNIC prefixes after maximum aggregation: 6238 AfriNIC Deaggregation factor: 5.09 Prefixes being announced from the AfriNIC address blocks: 42721 Unique aggregates announced from the AfriNIC address blocks: 13650 AfriNIC Region origin ASes present in the Internet Routing Table: 1855 AfriNIC Prefixes per ASN: 23.03 AfriNIC Region origin ASes announcing only one prefix: 661 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: 1214 Number of AfriNIC addresses announced to Internet: 105733888 Equivalent to 6 /8s, 77 /16s and 95 /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 8745 72 CHINAMOBILE-CN China Mobile Communicati 7545 5644 776 671 TPG-INTERNET-AP TPG Telecom Limited, AU 18403 4204 347 23 FPT-AS-AP FPT Telecom Company, VN 7552 3932 1331 21 VIETEL-AS-AP Viettel Group, VN 9498 3783 511 265 BBIL-AP BHARTI Airtel Ltd., IN 7713 3640 1036 72 TELKOMNET-AS-AP PT Telekomunikasi Indon 45899 3270 1857 106 VNPT-AS-VN VNPT Corp, VN 24560 2827 863 394 AIRTELBROADBAND-AS-AP Bharti Airtel Ltd 4755 2199 420 209 TATACOMM-AS TATA Communications formerl 45090 2150 1438 79 TENCENT-NET-AP Shenzhen Tencent Compute 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 10087 11536 3637 AMAZON-02, US 11492 4640 308 546 CABLEONE, US 7155 4166 287 88 VIASAT-SP-BACKBONE, US 174 3765 8790 897 COGENT-174, US 6327 3594 1320 79 SHAW, CA 22773 3446 3037 209 ASN-CXA-ALL-CCI-22773-RDC, US 749 3248 54900 2500 DNIC-AS-00749, US 16625 3038 1316 2202 AKAMAI-AS, US 7018 2882 23667 1811 ATT-INTERNET4, US 396982 2766 3611 414 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 7683 1708 145 UNI2-AS, ES 39891 4758 286 60 ALJAWWALSTC-AS, SA 20940 3803 3396 130 AKAMAI-ASN1, NL 9009 3594 306 1815 M247, RO 12389 2881 2293 863 ROSTELECOM-AS, RU 34984 2347 361 579 TELLCOM-AS, TR 8551 1775 368 35 BEZEQ-INTERNATIONAL-AS Bezeqint Interne 212238 1700 123 1232 CDNEXT, GB 13188 1607 100 26 TRIOLAN, UA 8452 1571 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 11790 3291 513 UNINET, MX 10620 3518 492 938 Telmex Colombia S.A., CO 13999 2554 357 674 Mega Cable, S.A. de C.V., MX 11830 2003 369 64 Instituto Costarricense de Electricidad 28573 1343 2311 258 Claro NXT Telecomunicacoes Ltda, BR 3816 1326 778 194 COLOMBIA TELECOMUNICACIONES S.A. ESP, C 6503 1128 314 478 Axtel, S.A.B. de C.V., MX 6147 1093 369 22 Telefonica del Peru S.A.A., PE 26615 1080 2503 53 TIM SA, BR 22884 1062 97 367 TOTAL PLAY TELECOMUNICACIONES SA DE CV, 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 1622 389 16 LINKdotNET-AS, EG 24835 1548 593 29 RAYA-AS, EG 36992 1385 1520 284 ETISALAT-MISR, EG 36903 1249 554 96 MT-MPLS, MA 29571 1230 78 76 ORANGE-COTE-IVOIRE, CI 36935 940 521 43 Vodafone-, EG 6713 556 1861 35 IAM-AS, MA 36914 539 82 3 KENET-AS, KE 15399 517 56 56 WANANCHI-, KE 37342 478 32 1 MOVITEL, MZ 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 11790 3291 513 UNINET, MX 16509 10087 11536 3637 AMAZON-02, US 9808 9861 8745 72 CHINAMOBILE-CN China Mobile Communicati 12479 7683 1708 145 UNI2-AS, ES 7545 5644 776 671 TPG-INTERNET-AP TPG Telecom Limited, AU 39891 4758 286 60 ALJAWWALSTC-AS, SA 11492 4640 308 546 CABLEONE, US 18403 4204 347 23 FPT-AS-AP FPT Telecom Company, VN 7155 4166 287 88 VIASAT-SP-BACKBONE, US 7552 3932 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 9789 CHINAMOBILE-CN China Mobile Communications Grou 12479 7683 7538 UNI2-AS, ES 16509 10087 6450 AMAZON-02, US 7545 5644 4973 TPG-INTERNET-AP TPG Telecom Limited, AU 39891 4758 4698 ALJAWWALSTC-AS, SA 18403 4204 4181 FPT-AS-AP FPT Telecom Company, VN 11492 4640 4094 CABLEONE, US 7155 4166 4078 VIASAT-SP-BACKBONE, US 7552 3932 3911 VIETEL-AS-AP Viettel Group, VN 20940 3803 3673 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-DDOS-M 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 62828 UNALLOCATED 8.21.130.0/24 3356 LEVEL3, 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 BTN-ASN, 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 23.153.217.0/24 Origin: 32159 GUNGHO-SAS, US 23.153.217.0/24 Transit: 16611 INFINIAHOST, 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 /9:14 /10:36 /11:93 /12:296 /13:569 /14:1170 /15:2057 /16:13203 /17:8150 /18:13583 /19:24328 /20:43103 /21:51202 /22:110707 /23:99160 /24:577585 /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 6773 7683 UNI2-AS, ES 8151 5882 11790 UNINET, MX 11492 3547 4640 CABLEONE, US 39891 3440 4758 ALJAWWALSTC-AS, SA 6327 3390 3594 SHAW, CA 7155 3111 4166 VIASAT-SP-BACKBONE, US 22773 2562 3446 ASN-CXA-ALL-CCI-22773-RDC, US 10620 2147 3518 Telmex Colombia S.A., CO 30036 2147 2487 MEDIACOM-ENTERPRISE-BUSINESS, US 16509 2126 10087 AMAZON-02, US Complete listing at https://bgp.nsrc.org/REN/Singapore/data-sXXas-nos Number of /24s announced per /8 block (Global) ---------------------------------------------- 1:2294 2:1494 3:359 4:6 5:4354 6:164 7:6 8:1512 9:1 11:172 12:1447 13:353 14:2364 15:318 16:217 17:367 18:770 20:387 21:4 22:188 23:6857 24:2709 25:2 27:2562 29:19 31:2571 32:45 34:65 35:134 36:2337 37:4471 38:7935 39:898 40:146 41:4086 42:2006 43:2349 44:324 45:17220 46:4493 47:302 49:1960 50:1884 51:581 52:1580 54:313 55:913 56:8 57:209 58:2083 59:1194 60:1039 61:2624 62:2746 63:1883 64:5483 65:2310 66:4592 67:2991 68:1300 69:4062 70:1173 71:577 72:2876 74:2592 75:1550 76:621 77:2494 78:1855 79:1782 80:2190 81:2019 82:1643 83:1354 84:1679 85:3177 86:915 87:2012 88:1223 89:4165 90:682 91:8138 92:2327 93:2701 94:3712 95:4190 96:1285 97:317 98:1026 99:739 100:73 101:1167 102:3421 103:32323 104:4776 105:694 106:994 107:2480 108:1146 109:4011 110:2126 111:3253 112:2040 113:1794 114:1809 115:2073 116:1870 117:2661 118:2803 119:1976 120:1776 121:1300 122:2691 123:2213 124:1609 125:2852 126:32 128:1389 129:922 130:1162 131:1864 132:805 133:413 134:1733 135:325 136:1121 137:1057 138:2845 139:1517 140:1404 141:1377 142:1666 143:1559 144:1010 145:370 146:2077 147:1972 148:2540 149:2719 150:1035 151:1369 152:2211 153:522 154:6942 155:1490 156:2278 157:1867 158:1163 159:2313 160:2745 161:1694 162:3535 163:1690 164:1664 165:2144 166:1278 167:1812 168:4019 169:792 170:4943 171:1025 172:3865 173:3048 174:890 175:1237 176:3457 177:4760 178:3679 179:2213 180:2409 181:3774 182:3345 183:1977 184:2257 185:20849 186:4988 187:4374 188:4066 189:4167 190:9439 191:1492 192:11009 193:9135 194:7502 195:5303 196:3195 197:2727 198:5900 199:7940 200:8072 201:6280 202:10190 203:10167 204:4556 205:3627 206:4434 207:3486 208:4142 209:5011 210:4412 211:2529 212:4349 213:3550 214:1057 215:49 216:6754 217:3049 218:1288 219:415 220:1809 221:1038 222:686 223:2220 End of report