IPv4 R&E Routing Table Report 23:05 GMT Sat 06 Jul, 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: 946224 Prefixes after maximum aggregation (per Origin AS): 362110 Deaggregation factor: 2.61 Unique aggregates announced (without unneeded subnets): 465208 Number of IPv4 prefixes with a valid ROA: 484528 Number of IPv4 prefixes with an invalid ROA: 1126 Number of IPv4 prefixes with no ROA: 460570 Total ASes present in the Internet Routing Table: 75746 Prefixes per ASN: 12.49 Origin-only ASes present in the Internet Routing Table: 65028 Origin ASes announcing only one prefix: 26664 Transit ASes present in the Internet Routing Table: 10718 Transit-only ASes present in the Internet Routing Table: 514 Paths with bogon ASNs present in the IPv4 Routing Table: 18 Average AS path length visible in the Internet Routing Table: 4.8 Max AS path length visible: 106 Max AS path prepend of ASN (269289) 101 Prefixes from unregistered ASNs in the Routing Table: 1007 Number of instances of unregistered ASNs: 1010 Number of 32-bit ASNs allocated by the RIRs: 44965 Number of 32-bit ASNs visible in the Routing Table: 36633 Prefixes from 32-bit ASNs in the Routing Table: 187746 Number of bogon 32-bit ASNs visible in the Routing Table: 9 Special use prefixes present in the Routing Table: 0 Prefixes being announced from unallocated address space: 547 Number of addresses announced to Internet: 3024141824 Equivalent to 180 /8s, 64 /16s and 190 /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: 310949 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 249705 Total APNIC prefixes after maximum aggregation: 73559 APNIC Deaggregation factor: 3.39 Prefixes being announced from the APNIC address blocks: 241621 Unique aggregates announced from the APNIC address blocks: 101139 APNIC Region origin ASes present in the Internet Routing Table: 14137 APNIC Prefixes per ASN: 17.09 APNIC Region origin ASes announcing only one prefix: 4283 APNIC Region transit ASes present in the Internet Routing Table: 1886 Average APNIC Region AS path length visible: 4.4 Max APNIC Region AS path length visible: 29 Number of APNIC region 32-bit ASNs visible in the Routing Table: 9603 Number of APNIC addresses announced to Internet: 761065984 Equivalent to 45 /8s, 92 /16s and 242 /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: 276495 Total ARIN prefixes after maximum aggregation: 125101 ARIN Deaggregation factor: 2.21 Prefixes being announced from the ARIN address blocks: 281022 Unique aggregates announced from the ARIN address blocks: 134757 ARIN Region origin ASes present in the Internet Routing Table: 19107 ARIN Prefixes per ASN: 14.71 ARIN Region origin ASes announcing only one prefix: 6966 ARIN Region transit ASes present in the Internet Routing Table: 1930 Average ARIN Region AS path length visible: 4.5 Max ARIN Region AS path length visible: 25 Number of ARIN region 32-bit ASNs visible in the Routing Table: 4925 Number of ARIN addresses announced to Internet: 1266498816 Equivalent to 75 /8s, 125 /16s and 61 /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: 265685 Total RIPE prefixes after maximum aggregation: 127502 RIPE Deaggregation factor: 2.08 Prefixes being announced from the RIPE address blocks: 260526 Unique aggregates announced from the RIPE address blocks: 165262 RIPE Region origin ASes present in the Internet Routing Table: 28640 RIPE Prefixes per ASN: 9.10 RIPE Region origin ASes announcing only one prefix: 12128 RIPE Region transit ASes present in the Internet Routing Table: 3936 Average RIPE Region AS path length visible: 5.2 Max RIPE Region AS path length visible: 41 Number of RIPE region 32-bit ASNs visible in the Routing Table: 11883 Number of RIPE addresses announced to Internet: 713534464 Equivalent to 42 /8s, 135 /16s and 172 /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: 121670 Total LACNIC prefixes after maximum aggregation: 29081 LACNIC Deaggregation factor: 4.18 Prefixes being announced from the LACNIC address blocks: 119730 Unique aggregates announced from the LACNIC address blocks: 49866 LACNIC Region origin ASes present in the Internet Routing Table: 11117 LACNIC Prefixes per ASN: 10.77 LACNIC Region origin ASes announcing only one prefix: 2629 LACNIC Region transit ASes present in the Internet Routing Table: 2445 Average LACNIC Region AS path length visible: 5.5 Max LACNIC Region AS path length visible: 106 Number of LACNIC region 32-bit ASNs visible in the Routing Table: 9009 Number of LACNIC addresses announced to Internet: 177014528 Equivalent to 10 /8s, 141 /16s and 7 /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: 31662 Total AfriNIC prefixes after maximum aggregation: 6200 AfriNIC Deaggregation factor: 5.11 Prefixes being announced from the AfriNIC address blocks: 42778 Unique aggregates announced from the AfriNIC address blocks: 13740 AfriNIC Region origin ASes present in the Internet Routing Table: 1842 AfriNIC Prefixes per ASN: 23.22 AfriNIC Region origin ASes announcing only one prefix: 658 AfriNIC Region transit ASes present in the Internet Routing Table: 351 Average AfriNIC Region AS path length visible: 5.9 Max AfriNIC Region AS path length visible: 93 Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1213 Number of AfriNIC addresses announced to Internet: 105664768 Equivalent to 6 /8s, 76 /16s and 81 /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 9833 8745 72 CHINAMOBILE-CN China Mobile Communicati 7545 5653 777 672 TPG-INTERNET-AP TPG Telecom Limited, AU 18403 4227 347 23 FPT-AS-AP FPT Telecom Company, VN 7552 3961 1331 21 VIETEL-AS-AP Viettel Group, VN 9498 3786 511 264 BBIL-AP BHARTI Airtel Ltd., IN 7713 3643 1044 67 TELKOMNET-AS-AP PT Telekomunikasi Indon 45899 3263 1841 105 VNPT-AS-VN VNPT Corp, VN 24560 2823 862 399 AIRTELBROADBAND-AS-AP Bharti Airtel Ltd 4755 2199 420 210 TATACOMM-AS TATA Communications formerl 45090 2192 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 10104 11532 3625 AMAZON-02, US 11492 4641 308 547 CABLEONE, US 7155 4166 287 88 VIASAT-SP-BACKBONE, US 174 3697 8790 880 COGENT-174, US 6327 3594 1320 78 SHAW, CA 22773 3423 3019 187 ASN-CXA-ALL-CCI-22773-RDC, US 749 3255 54899 2507 DNIC-AS-00749, US 16625 2998 1291 2165 AKAMAI-AS, US 7018 2914 23670 1829 ATT-INTERNET4, US 396982 2768 3611 416 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 7717 1708 145 UNI2-AS, ES 39891 4758 286 60 ALJAWWALSTC-AS, SA 20940 3802 3396 130 AKAMAI-ASN1, NL 9009 3595 306 1819 M247, RO 12389 2871 2292 861 ROSTELECOM-AS, RU 34984 2347 361 579 TELLCOM-AS, TR 8551 1771 368 35 BEZEQ-INTERNATIONAL-AS Bezeqint Interne 212238 1704 123 1237 CDNEXT, GB 13188 1607 100 26 TRIOLAN, UA 8452 1573 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 11868 3313 508 UNINET, MX 10620 3519 492 935 Telmex Colombia S.A., CO 13999 2551 356 685 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 1323 781 197 COLOMBIA TELECOMUNICACIONES S.A. ESP, C 6503 1128 314 478 Axtel, S.A.B. de C.V., MX 6147 1091 369 22 Telefonica del Peru S.A.A., PE 26615 1081 2503 53 TIM SA, BR 22884 1062 97 366 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 1570 593 29 RAYA-AS, EG 36992 1381 1520 283 ETISALAT-MISR, EG 36903 1249 554 96 MT-MPLS, MA 29571 1239 79 75 ORANGE-COTE-IVOIRE, CI 36935 940 521 43 Vodafone-, EG 6713 555 1861 35 IAM-AS, MA 15399 518 56 57 WANANCHI-, KE 36914 489 82 3 KENET-AS, KE 37054 433 115 8 Telecom-Malagasy, MG 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 11868 3313 508 UNINET, MX 16509 10104 11532 3625 AMAZON-02, US 9808 9833 8745 72 CHINAMOBILE-CN China Mobile Communicati 12479 7717 1708 145 UNI2-AS, ES 7545 5653 777 672 TPG-INTERNET-AP TPG Telecom Limited, AU 39891 4758 286 60 ALJAWWALSTC-AS, SA 11492 4641 308 547 CABLEONE, US 18403 4227 347 23 FPT-AS-AP FPT Telecom Company, VN 7155 4166 287 88 VIASAT-SP-BACKBONE, US 7552 3961 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 9833 9761 CHINAMOBILE-CN China Mobile Communications Grou 12479 7717 7572 UNI2-AS, ES 16509 10104 6479 AMAZON-02, US 7545 5653 4981 TPG-INTERNET-AP TPG Telecom Limited, AU 39891 4758 4698 ALJAWWALSTC-AS, SA 18403 4227 4204 FPT-AS-AP FPT Telecom Company, VN 11492 4641 4094 CABLEONE, US 7155 4166 4078 VIASAT-SP-BACKBONE, US 7552 3961 3940 VIETEL-AS-AP Viettel Group, VN 20940 3802 3672 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 17054 EXPEDIENT, 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: 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 23.170.224.0/24 Origin: 30168 RESERVED, ZZ 23.170.224.0/24 Transit: 397095 SETSONLLC, US 23.189.192.0/24 Origin: 27593 RESERVED, ZZ 23.189.192.0/24 Transit: 174 COGENT-174, 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 /10:37 /11:92 /12:294 /13:571 /14:1167 /15:2055 /16:13187 /17:8141 /18:13598 /19:24338 /20:43046 /21:51204 /22:110654 /23:99200 /24:578602 /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 6801 7717 UNI2-AS, ES 8151 5938 11868 UNINET, MX 11492 3548 4641 CABLEONE, US 39891 3440 4758 ALJAWWALSTC-AS, SA 6327 3391 3594 SHAW, CA 7155 3111 4166 VIASAT-SP-BACKBONE, US 22773 2560 3423 ASN-CXA-ALL-CCI-22773-RDC, US 30036 2153 2493 MEDIACOM-ENTERPRISE-BUSINESS, US 10620 2148 3519 Telmex Colombia S.A., CO 16509 2127 10104 AMAZON-02, US Complete listing at https://bgp.nsrc.org/REN/Singapore/data-sXXas-nos Number of /24s announced per /8 block (Global) ---------------------------------------------- 1:2314 2:1504 3:366 4:6 5:4363 6:162 7:6 8:1507 9:1 11:172 12:1438 13:357 14:2358 15:318 16:219 17:373 18:776 20:387 21:4 22:188 23:6873 24:2705 25:2 27:2602 29:19 31:2587 32:45 34:65 35:134 36:2344 37:4463 38:8012 39:900 40:147 41:4050 42:1988 43:2355 44:323 45:17346 46:4488 47:300 49:1963 50:1888 51:581 52:1580 54:314 55:925 56:8 57:214 58:2084 59:1191 60:1042 61:2634 62:2760 63:1878 64:5490 65:2309 66:4591 67:2994 68:1299 69:4052 70:1165 71:573 72:2873 74:2591 75:1552 76:621 77:2492 78:1861 79:1786 80:2196 81:2018 82:1641 83:1362 84:1677 85:3175 86:915 87:2026 88:1238 89:4185 90:685 91:8163 92:2339 93:2705 94:3724 95:4197 96:1276 97:317 98:1029 99:738 100:73 101:1161 102:3497 103:32240 104:4763 105:700 106:993 107:2475 108:1146 109:4023 110:2126 111:3249 112:2046 113:1815 114:1815 115:2072 116:1942 117:2661 118:2805 119:1981 120:1779 121:1300 122:2695 123:2278 124:1608 125:2839 126:32 128:1392 129:917 130:1163 131:1868 132:796 133:414 134:1730 135:319 136:1123 137:1054 138:2864 139:1521 140:1411 141:1378 142:1671 143:1561 144:1018 145:369 146:2083 147:1998 148:2523 149:2737 150:1037 151:1361 152:2220 153:518 154:6979 155:1491 156:2301 157:1874 158:1165 159:2306 160:2775 161:1692 162:3527 163:1695 164:1671 165:2139 166:1273 167:1814 168:4036 169:792 170:4937 171:1030 172:3879 173:3042 174:888 175:1238 176:3444 177:4739 178:3657 179:2211 180:2415 181:3784 182:3343 183:1976 184:2258 185:20868 186:4981 187:4421 188:4071 189:4204 190:9462 191:1489 192:11034 193:9147 194:7507 195:5303 196:3196 197:2648 198:5916 199:7960 200:8087 201:6305 202:10224 203:10245 204:4550 205:3652 206:4440 207:3490 208:4142 209:5004 210:4401 211:2529 212:4354 213:3579 214:1052 215:49 216:6748 217:3065 218:1293 219:415 220:1807 221:1037 222:687 223:2225 End of report