IPv4 R&E Routing Table Report 23:05 GMT Sat 16 Nov, 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: 959669 Prefixes after maximum aggregation (per Origin AS): 367236 Deaggregation factor: 2.61 Unique aggregates announced (without unneeded subnets): 470187 Number of IPv4 prefixes with a valid ROA: 509690 Number of IPv4 prefixes with an invalid ROA: 742 Number of IPv4 prefixes with no ROA: 449237 Total ASes present in the Internet Routing Table: 76238 Prefixes per ASN: 12.59 Origin-only ASes present in the Internet Routing Table: 65494 Origin ASes announcing only one prefix: 26828 Transit ASes present in the Internet Routing Table: 10744 Transit-only ASes present in the Internet Routing Table: 506 Paths with bogon ASNs present in the IPv4 Routing Table: 17 Average AS path length visible in the Internet Routing Table: 4.8 Max AS path length visible: 77 Max AS path prepend of ASN ( 37447) 73 Prefixes from unregistered ASNs in the Routing Table: 1064 Number of instances of unregistered ASNs: 1077 Number of 32-bit ASNs allocated by the RIRs: 45844 Number of 32-bit ASNs visible in the Routing Table: 37361 Prefixes from 32-bit ASNs in the Routing Table: 194431 Number of bogon 32-bit ASNs visible in the Routing Table: 35 Special use prefixes present in the Routing Table: 0 Prefixes being announced from unallocated address space: 496 Number of addresses announced to Internet: 3026956544 Equivalent to 180 /8s, 107 /16s and 177 /24s Percentage of available address space announced: 81.8 Percentage of allocated address space announced: 81.8 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: 314850 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 252211 Total APNIC prefixes after maximum aggregation: 75039 APNIC Deaggregation factor: 3.36 Prefixes being announced from the APNIC address blocks: 244583 Unique aggregates announced from the APNIC address blocks: 101359 APNIC Region origin ASes present in the Internet Routing Table: 14357 APNIC Prefixes per ASN: 17.04 APNIC Region origin ASes announcing only one prefix: 4397 APNIC Region transit ASes present in the Internet Routing Table: 1901 Average APNIC Region AS path length visible: 4.4 Max APNIC Region AS path length visible: 38 Number of APNIC region 32-bit ASNs visible in the Routing Table: 9858 Number of APNIC addresses announced to Internet: 755801088 Equivalent to 45 /8s, 12 /16s and 156 /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: 281768 Total ARIN prefixes after maximum aggregation: 126039 ARIN Deaggregation factor: 2.24 Prefixes being announced from the ARIN address blocks: 284140 Unique aggregates announced from the ARIN address blocks: 135961 ARIN Region origin ASes present in the Internet Routing Table: 19142 ARIN Prefixes per ASN: 14.84 ARIN Region origin ASes announcing only one prefix: 6977 ARIN Region transit ASes present in the Internet Routing Table: 1914 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: 5049 Number of ARIN addresses announced to Internet: 1267035136 Equivalent to 75 /8s, 133 /16s and 108 /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: 268344 Total RIPE prefixes after maximum aggregation: 129878 RIPE Deaggregation factor: 2.07 Prefixes being announced from the RIPE address blocks: 265272 Unique aggregates announced from the RIPE address blocks: 169169 RIPE Region origin ASes present in the Internet Routing Table: 28784 RIPE Prefixes per ASN: 9.22 RIPE Region origin ASes announcing only one prefix: 12129 RIPE Region transit ASes present in the Internet Routing Table: 3930 Average RIPE Region AS path length visible: 5.1 Max RIPE Region AS path length visible: 28 Number of RIPE region 32-bit ASNs visible in the Routing Table: 12111 Number of RIPE addresses announced to Internet: 722226176 Equivalent to 43 /8s, 12 /16s and 76 /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: 122848 Total LACNIC prefixes after maximum aggregation: 29013 LACNIC Deaggregation factor: 4.23 Prefixes being announced from the LACNIC address blocks: 120425 Unique aggregates announced from the LACNIC address blocks: 48779 LACNIC Region origin ASes present in the Internet Routing Table: 11157 LACNIC Prefixes per ASN: 10.79 LACNIC Region origin ASes announcing only one prefix: 2626 LACNIC Region transit ASes present in the Internet Routing Table: 2471 Average LACNIC Region AS path length visible: 5.4 Max LACNIC Region AS path length visible: 35 Number of LACNIC region 32-bit ASNs visible in the Routing Table: 9073 Number of LACNIC addresses announced to Internet: 177398528 Equivalent to 10 /8s, 146 /16s and 227 /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: 33434 Total AfriNIC prefixes after maximum aggregation: 6611 AfriNIC Deaggregation factor: 5.06 Prefixes being announced from the AfriNIC address blocks: 44753 Unique aggregates announced from the AfriNIC address blocks: 14498 AfriNIC Region origin ASes present in the Internet Routing Table: 1910 AfriNIC Prefixes per ASN: 23.43 AfriNIC Region origin ASes announcing only one prefix: 699 AfriNIC Region transit ASes present in the Internet Routing Table: 360 Average AfriNIC Region AS path length visible: 5.4 Max AfriNIC Region AS path length visible: 77 Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1270 Number of AfriNIC addresses announced to Internet: 104227840 Equivalent to 6 /8s, 54 /16s and 100 /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 10036 8752 84 CHINAMOBILE-CN China Mobile Communication 7545 6095 842 659 TPG-INTERNET-AP TPG Telecom Limited, AU 18403 4384 347 23 FPT-AS-AP FPT Telecom Company, VN 7552 3908 1331 25 VIETEL-AS-AP Viettel Group, VN 9498 3886 514 275 BBIL-AP BHARTI Airtel Ltd., IN 7713 3655 1036 72 TELKOMNET-AS-AP PT Telekomunikasi Indones 45899 3247 1869 100 VNPT-AS-VN VNPT Corp, VN 24560 2780 831 536 AIRTELBROADBAND-AS-AP Bharti Airtel Ltd., 4755 2212 434 194 TATACOMM-AS TATA Communications formerly 45090 2206 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 11008 11956 3873 AMAZON-02, US 11492 4672 310 552 CABLEONE, US 174 4509 8758 827 COGENT-174, US 7155 4170 287 85 VIASAT-SP-BACKBONE, US 6327 3605 1320 79 SHAW, CA 22773 3410 3037 186 ASN-CXA-ALL-CCI-22773-RDC, US 749 3262 54895 2509 DNIC-AS-00749, US 7018 3194 23661 2019 ATT-INTERNET4, US 396982 2877 3654 431 GOOGLE-CLOUD-PLATFORM, US 16625 2810 1225 2104 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 7632 1709 143 UNI2-AS, ES 39891 4724 289 58 ALJAWWALSTC-AS, SA 20940 3877 3395 126 AKAMAI-ASN1, NL 9009 3669 316 1860 M247, RO 12389 2946 2294 875 ROSTELECOM-AS, RU 34984 2340 359 578 TELLCOM-AS, TR 212238 1848 134 1368 CDNEXT, GB 13188 1607 100 26 TRIOLAN, UA 8452 1594 1852 14 TE-AS TE-AS, EG 8551 1475 366 32 BEZEQ-INTERNATIONAL-AS Bezeqint Internet 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 11458 3220 613 UNINET, MX 10620 3542 494 942 Telmex Colombia S.A., CO 13999 2537 535 368 Mega Cable, S.A. de C.V., MX 11830 2005 369 64 Instituto Costarricense de Electricidad y 28573 1333 2310 261 Claro NXT Telecomunicacoes Ltda, BR 3816 1325 782 200 COLOMBIA TELECOMUNICACIONES S.A. ESP BIC, 6503 1155 374 163 Axtel, S.A.B. de C.V., MX 6147 1117 371 22 Telefonica del Peru S.A.A., PE 22884 1063 98 372 TOTAL PLAY TELECOMUNICACIONES SA DE CV, M 26615 1017 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 24835 1669 593 29 RAYA-AS, EG 24863 1646 389 16 LINKdotNET-AS, EG 36992 1417 1518 288 ETISALAT-MISR, EG 29571 1395 88 59 ORANGE-COTE-IVOIRE, CI 36903 1249 554 96 MT-MPLS, MA 36935 1015 523 46 Vodafone-, EG 37069 720 1099 15 MOBINIL, EG 20011 565 139 330 INTERNET-SOLUTIONS, ZA 6713 555 1861 35 IAM-AS, MA 36914 545 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 8151 11458 3220 613 UNINET, MX 16509 11008 11956 3873 AMAZON-02, US 9808 10036 8752 84 CHINAMOBILE-CN China Mobile Communication 12479 7632 1709 143 UNI2-AS, ES 7545 6095 842 659 TPG-INTERNET-AP TPG Telecom Limited, AU 39891 4724 289 58 ALJAWWALSTC-AS, SA 11492 4672 310 552 CABLEONE, US 174 4509 8758 827 COGENT-174, US 18403 4384 347 23 FPT-AS-AP FPT Telecom Company, VN 7155 4170 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 9808 10036 9952 CHINAMOBILE-CN China Mobile Communications Grou 12479 7632 7489 UNI2-AS, ES 16509 11008 7135 AMAZON-02, US 7545 6095 5436 TPG-INTERNET-AP TPG Telecom Limited, AU 39891 4724 4666 ALJAWWALSTC-AS, SA 18403 4384 4361 FPT-AS-AP FPT Telecom Company, VN 11492 4672 4120 CABLEONE, US 7155 4170 4085 VIASAT-SP-BACKBONE, US 7552 3908 3883 VIETEL-AS-AP Viettel Group, VN 20940 3877 3751 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: 3491 CONSOLE-CONNECT-ASN, US 23.139.32.0/24 Origin: 14727 RESERVED, ZZ 23.139.32.0/24 Transit: 174 COGENT-174, US 23.139.88.0/24 Origin: 397244 RESERVED, ZZ 23.139.88.0/24 Transit: 33387 NOCIX, 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 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 /10:36 /11:91 /12:295 /13:574 /14:1167 /15:2052 /16:13127 /17:8160 /18:13601 /19:24221 /20:43712 /21:51670 /22:111640 /23:99457 /24:589834 /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 6662 7632 UNI2-AS, ES 8151 5659 11458 UNINET, MX 11492 3555 4672 CABLEONE, US 39891 3416 4724 ALJAWWALSTC-AS, SA 6327 3400 3605 SHAW, CA 7155 3114 4170 VIASAT-SP-BACKBONE, US 22773 2541 3410 ASN-CXA-ALL-CCI-22773-RDC, US 16509 2248 11008 AMAZON-02, US 30036 2199 2539 MEDIACOM-ENTERPRISE-BUSINESS, US 10620 2172 3542 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) ---------------------------------------------- 1:2278 2:1543 3:516 4:8 5:4454 6:166 7:6 8:1493 9:1 11:172 12:1414 13:364 14:2461 15:333 16:269 17:357 18:908 20:443 21:4 22:188 23:6988 24:2647 25:2 27:2647 29:19 31:3020 32:37 34:73 35:156 36:2367 37:4469 38:8897 39:920 40:149 41:4146 42:2067 43:2458 44:337 45:17710 46:4737 47:298 49:2011 50:1840 51:582 52:1574 54:316 55:975 56:8 57:229 58:2175 59:1205 60:1151 61:2776 62:2810 63:1838 64:5410 65:2270 66:4624 67:3011 68:1313 69:3983 70:1122 71:581 72:2858 74:2782 75:1629 76:635 77:2578 78:1879 79:1670 80:2193 81:2036 82:1761 83:1383 84:1751 85:3101 86:958 87:2157 88:1251 89:4389 90:706 91:8250 92:2596 93:2812 94:3845 95:4213 96:1244 97:313 98:1069 99:738 100:72 101:1431 102:3415 103:32191 104:4428 105:735 106:981 107:2400 108:1168 109:4064 110:2228 111:3263 112:2040 113:1779 114:1933 115:2120 116:1971 117:2695 118:2859 119:1975 120:1832 121:1347 122:2689 123:2147 124:1615 125:2824 126:62 128:1406 129:931 130:1247 131:1891 132:800 133:446 134:1512 135:318 136:1261 137:1091 138:2875 139:1535 140:1471 141:1445 142:1819 143:1598 144:1023 145:399 146:2089 147:2050 148:2566 149:2813 150:1139 151:1459 152:2107 153:500 154:7269 155:1555 156:2819 157:1840 158:1220 159:2435 160:3310 161:1734 162:3563 163:1754 164:1939 165:2136 166:1331 167:1852 168:4101 169:788 170:5009 171:994 172:3924 173:3131 174:919 175:1275 176:3506 177:4841 178:3701 179:2242 180:2532 181:3919 182:3349 183:2055 184:2270 185:21216 186:5024 187:4248 188:4206 189:4121 190:9572 191:1509 192:11162 193:9250 194:7613 195:5387 196:3209 197:3235 198:5892 199:8204 200:8056 201:6312 202:10225 203:10391 204:4626 205:3651 206:4593 207:3489 208:4216 209:5078 210:4494 211:2522 212:4525 213:3684 214:1051 215:47 216:6599 217:3070 218:1322 219:395 220:2081 221:1051 222:711 223:2306 End of report