IPv4 R&E Routing Table Report 23:05 GMT Sun 22 Dec, 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: 965266 Prefixes after maximum aggregation (per Origin AS): 368322 Deaggregation factor: 2.62 Unique aggregates announced (without unneeded subnets): 467589 Number of IPv4 prefixes with a valid ROA: 517819 Number of IPv4 prefixes with an invalid ROA: 1103 Number of IPv4 prefixes with no ROA: 446344 Total ASes present in the Internet Routing Table: 76349 Prefixes per ASN: 12.64 Origin-only ASes present in the Internet Routing Table: 65545 Origin ASes announcing only one prefix: 26834 Transit ASes present in the Internet Routing Table: 10804 Transit-only ASes present in the Internet Routing Table: 513 Paths with bogon ASNs present in the IPv4 Routing Table: 5 Average AS path length visible in the Internet Routing Table: 4.7 Max AS path length visible: 61 Max AS path prepend of ASN ( 37447) 57 Prefixes from unregistered ASNs in the Routing Table: 1049 Number of instances of unregistered ASNs: 1054 Number of 32-bit ASNs allocated by the RIRs: 46013 Number of 32-bit ASNs visible in the Routing Table: 37537 Prefixes from 32-bit ASNs in the Routing Table: 195842 Number of bogon 32-bit ASNs visible in the Routing Table: 14 Special use prefixes present in the Routing Table: 0 Prefixes being announced from unallocated address space: 482 Number of addresses announced to Internet: 3116537344 Equivalent to 185 /8s, 194 /16s and 150 /24s Percentage of available address space announced: 84.2 Percentage of allocated address space announced: 84.2 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: 316199 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 252999 Total APNIC prefixes after maximum aggregation: 75594 APNIC Deaggregation factor: 3.35 Prefixes being announced from the APNIC address blocks: 245477 Unique aggregates announced from the APNIC address blocks: 102477 APNIC Region origin ASes present in the Internet Routing Table: 14415 APNIC Prefixes per ASN: 17.03 APNIC Region origin ASes announcing only one prefix: 4419 APNIC Region transit ASes present in the Internet Routing Table: 1911 Average APNIC Region AS path length visible: 4.4 Max APNIC Region AS path length visible: 53 Number of APNIC region 32-bit ASNs visible in the Routing Table: 9920 Number of APNIC addresses announced to Internet: 756461312 Equivalent to 45 /8s, 22 /16s and 175 /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: 284964 Total ARIN prefixes after maximum aggregation: 125743 ARIN Deaggregation factor: 2.27 Prefixes being announced from the ARIN address blocks: 286673 Unique aggregates announced from the ARIN address blocks: 131485 ARIN Region origin ASes present in the Internet Routing Table: 19167 ARIN Prefixes per ASN: 14.96 ARIN Region origin ASes announcing only one prefix: 6979 ARIN Region transit ASes present in the Internet Routing Table: 1922 Average ARIN Region AS path length visible: 4.5 Max ARIN Region AS path length visible: 26 Number of ARIN region 32-bit ASNs visible in the Routing Table: 5087 Number of ARIN addresses announced to Internet: 1345570560 Equivalent to 80 /8s, 51 /16s and 199 /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, 45/8, 47/8, 48/8, 50/8, 52/8, 54/8, 55/8, 56/8, 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: 268924 Total RIPE prefixes after maximum aggregation: 130468 RIPE Deaggregation factor: 2.06 Prefixes being announced from the RIPE address blocks: 265892 Unique aggregates announced from the RIPE address blocks: 169740 RIPE Region origin ASes present in the Internet Routing Table: 28801 RIPE Prefixes per ASN: 9.23 RIPE Region origin ASes announcing only one prefix: 12099 RIPE Region transit ASes present in the Internet Routing Table: 3941 Average RIPE Region AS path length visible: 5.0 Max RIPE Region AS path length visible: 47 Number of RIPE region 32-bit ASNs visible in the Routing Table: 12162 Number of RIPE addresses announced to Internet: 732800000 Equivalent to 43 /8s, 173 /16s and 164 /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, 53/8, 57/8, 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: 123148 Total LACNIC prefixes after maximum aggregation: 29271 LACNIC Deaggregation factor: 4.21 Prefixes being announced from the LACNIC address blocks: 120634 Unique aggregates announced from the LACNIC address blocks: 48786 LACNIC Region origin ASes present in the Internet Routing Table: 11167 LACNIC Prefixes per ASN: 10.80 LACNIC Region origin ASes announcing only one prefix: 2635 LACNIC Region transit ASes present in the Internet Routing Table: 2485 Average LACNIC Region AS path length visible: 5.3 Max LACNIC Region AS path length visible: 41 Number of LACNIC region 32-bit ASNs visible in the Routing Table: 9096 Number of LACNIC addresses announced to Internet: 177492992 Equivalent to 10 /8s, 148 /16s and 84 /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: 34182 Total AfriNIC prefixes after maximum aggregation: 6592 AfriNIC Deaggregation factor: 5.19 Prefixes being announced from the AfriNIC address blocks: 46108 Unique aggregates announced from the AfriNIC address blocks: 14697 AfriNIC Region origin ASes present in the Internet Routing Table: 1913 AfriNIC Prefixes per ASN: 24.10 AfriNIC Region origin ASes announcing only one prefix: 702 AfriNIC Region transit ASes present in the Internet Routing Table: 363 Average AfriNIC Region AS path length visible: 5.4 Max AfriNIC Region AS path length visible: 61 Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1272 Number of AfriNIC addresses announced to Internet: 103956992 Equivalent to 6 /8s, 50 /16s and 66 /24s AfriNIC AS Blocks 36864-37887, 327680-329727 & ERX transfers AfriNIC Address Blocks 41/8, 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 10092 8753 88 CHINAMOBILE-CN China Mobile Communication 7545 6195 842 663 TPG-INTERNET-AP TPG Telecom Limited, AU 18403 4479 347 23 FPT-AS-AP FPT Telecom Company, VN 9498 4044 523 279 BBIL-AP BHARTI Airtel Ltd., IN 7552 3912 1331 25 VIETEL-AS-AP Viettel Group, VN 7713 3690 1037 73 TELKOMNET-AS-AP PT Telekomunikasi Indones 45899 3249 1869 100 VNPT-AS-VN VNPT Corp, VN 24560 2813 841 537 AIRTELBROADBAND-AS-AP Bharti Airtel Ltd., 4755 2220 434 194 TATACOMM-AS TATA Communications formerly 45090 2207 1439 86 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 12496 38201 3005 AMAZON-02, US 11492 4692 312 552 CABLEONE, US 174 4256 8764 879 COGENT-174, US 7155 4165 287 85 VIASAT-SP-BACKBONE, US 6327 3614 1320 79 SHAW, CA 22773 3391 3035 184 ASN-CXA-ALL-CCI-22773-RDC, US 749 3261 54895 2508 DNIC-AS-00749, US 7018 3260 23511 2068 ATT-INTERNET4, US 396982 2892 3656 438 GOOGLE-CLOUD-PLATFORM, US 16625 2828 1228 2114 AKAMAI-AS, 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 7705 1709 143 UNI2-AS, ES 39891 4750 290 62 ALJAWWALSTC-AS, SA 20940 3876 3395 125 AKAMAI-ASN1, NL 9009 3691 317 1865 M247, RO 12389 2957 2294 881 ROSTELECOM-AS, RU 34984 2350 360 576 TELLCOM-AS, TR 212238 1833 132 1347 CDNEXT, GB 8452 1626 1852 14 TE-AS TE-AS, EG 13188 1607 100 26 TRIOLAN, UA 62240 1495 98 748 CLOUVIDER Clouvider - Global ASN, GB 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 11522 3227 605 UNINET, MX 10620 3544 494 943 Telmex Colombia S.A., CO 13999 2538 541 372 Mega Cable, S.A. de C.V., MX 11830 1995 369 64 Instituto Costarricense de Electricidad y 28573 1332 2310 261 Claro NXT Telecomunicacoes Ltda, BR 3816 1329 778 207 COLOMBIA TELECOMUNICACIONES S.A. ESP BIC, 6503 1170 374 163 Axtel, S.A.B. de C.V., MX 6147 1116 371 22 Telefonica del Peru S.A.A., PE 22884 1066 98 374 TOTAL PLAY TELECOMUNICACIONES SA DE CV, M 26615 1002 2503 53 TIM SA, BR 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 1651 389 16 LINKdotNET-AS, EG 24835 1649 593 29 RAYA-AS, EG 29571 1464 93 59 ORANGE-COTE-IVOIRE, CI 36992 1425 1518 287 ETISALAT-MISR, EG 36903 1249 554 96 MT-MPLS, MA 36935 999 520 40 Vodafone-, EG 20011 967 179 271 INTERNET-SOLUTIONS, ZA 37069 833 1083 15 MOBINIL, EG 6713 557 1861 35 IAM-AS, MA 36914 542 82 3 KENET-AS, KE 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 16509 12496 38201 3005 AMAZON-02, US 8151 11522 3227 605 UNINET, MX 9808 10092 8753 88 CHINAMOBILE-CN China Mobile Communication 12479 7705 1709 143 UNI2-AS, ES 7545 6195 842 663 TPG-INTERNET-AP TPG Telecom Limited, AU 39891 4750 290 62 ALJAWWALSTC-AS, SA 11492 4692 312 552 CABLEONE, US 18403 4479 347 23 FPT-AS-AP FPT Telecom Company, VN 174 4256 8764 879 COGENT-174, US 7155 4165 287 85 VIASAT-SP-BACKBONE, US Complete listing at https://bgp.nsrc.org/REN/Singapore/data-ASnet Global Per AS Maximum Aggregation summary ----------------------------------------- ASN No of nets Net Savings Description 8151 11522 10917 UNINET, MX 9808 10092 10004 CHINAMOBILE-CN China Mobile Communications Grou 12479 7705 7562 UNI2-AS, ES 7545 6195 5532 TPG-INTERNET-AP TPG Telecom Limited, AU 39891 4750 4688 ALJAWWALSTC-AS, SA 18403 4479 4456 FPT-AS-AP FPT Telecom Company, VN 11492 4692 4140 CABLEONE, US 7155 4165 4080 VIASAT-SP-BACKBONE, US 7552 3912 3887 VIETEL-AS-AP Viettel Group, VN 9498 4044 3765 BBIL-AP BHARTI Airtel Ltd., IN 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 400866 UNALLOCATED 2.59.148.0/23 21859 ZEN-ECN, US 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 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 CONSOLE-CONNECT-ASN, US 23.132.192.0/24 Origin: 30500 WOLFPAWSERVICES, CA 23.132.192.0/24 Transit: 6461 ZAYO-6461, US 23.140.16.0/24 Origin: 63371 RESERVED, ZZ 23.140.16.0/24 Transit: 3356 LEVEL3, US 23.140.48.0/24 Origin: 63371 RESERVED, ZZ 23.140.48.0/24 Transit: 7018 ATT-INTERNET4, US 23.140.216.0/24 Origin: 27176 DATAWAGON, US 23.140.216.0/24 Transit: 20278 NEXEON, 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 /10:42 /11:93 /12:311 /13:589 /14:1221 /15:2148 /16:13934 /17:8193 /18:13626 /19:24492 /20:43667 /21:51703 /22:111510 /23:99811 /24:593894 /25:0 /26:0 /27:0 /28:0 /29:0 /30:0 /31:0 /32:0 Advertised prefixes smaller than registry allocations ----------------------------------------------------- ASN No of nets Total ann. Description 12479 6677 7705 UNI2-AS, ES 8151 5715 11522 UNINET, MX 11492 3555 4692 CABLEONE, US 39891 3441 4750 ALJAWWALSTC-AS, SA 6327 3409 3614 SHAW, CA 7155 3113 4165 VIASAT-SP-BACKBONE, US 22773 2526 3391 ASN-CXA-ALL-CCI-22773-RDC, US 16509 2264 12496 AMAZON-02, US 30036 2222 2561 MEDIACOM-ENTERPRISE-BUSINESS, US 10620 2174 3544 Telmex Colombia S.A., CO Complete listing at https://bgp.nsrc.org/REN/Singapore/data-sXXas-nos Number of /24s announced per /8 block (Global) ---------------------------------------------- 1:2299 2:1558 3:531 4:9 5:4482 6:163 7:6 8:1544 9:1 11:172 12:1397 13:349 14:2468 15:332 16:269 17:359 18:901 20:446 21:4 22:188 23:7173 24:2727 25:2 27:2662 29:19 31:3041 32:37 34:72 35:176 36:2392 37:4488 38:8979 39:880 40:150 41:4179 42:2086 43:2489 44:338 45:17942 46:4961 47:296 49:1989 50:1880 51:587 52:1567 54:315 55:1033 56:8 57:232 58:2209 59:1177 60:1155 61:2828 62:2878 63:1828 64:5409 65:2209 66:4623 67:3020 68:1284 69:3982 70:1106 71:595 72:2857 74:2776 75:1634 76:630 77:2565 78:1851 79:1691 80:2200 81:2035 82:1776 83:1405 84:1780 85:3183 86:973 87:2162 88:1262 89:4322 90:759 91:8255 92:2735 93:2835 94:3838 95:4194 96:1245 97:308 98:1065 99:732 100:71 101:1414 102:3476 103:32298 104:4452 105:741 106:1013 107:2606 108:1182 109:4041 110:2227 111:3314 112:2038 113:1815 114:1936 115:2165 116:2011 117:2684 118:2886 119:1954 120:1856 121:1331 122:2721 123:2159 124:1590 125:2818 126:62 128:1559 129:936 130:1252 131:1853 132:798 133:450 134:1506 135:323 136:1334 137:1097 138:2904 139:1546 140:1511 141:1445 142:1831 143:1582 144:1023 145:407 146:2117 147:2029 148:2578 149:2826 150:1192 151:1485 152:2102 153:500 154:7672 155:1572 156:2925 157:1855 158:1249 159:2429 160:3424 161:1746 162:3603 163:1778 164:1684 165:2151 166:1346 167:1859 168:4084 169:796 170:5086 171:997 172:3992 173:3183 174:913 175:1280 176:3546 177:4836 178:3720 179:2257 180:2529 181:3953 182:3356 183:2089 184:2253 185:21271 186:5061 187:4217 188:4212 189:4131 190:9607 191:1554 192:11183 193:9290 194:7677 195:5410 196:3199 197:3593 198:5974 199:8274 200:8056 201:6285 202:10256 203:10467 204:4610 205:3629 206:4613 207:3495 208:4202 209:5077 210:4480 211:2504 212:4498 213:3755 214:1048 215:48 216:6561 217:3072 218:1321 219:377 220:2110 221:1051 222:676 223:2291 End of report