IPv4 R&E Routing Table Report 23:05 GMT Thu 05 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: 962251 Prefixes after maximum aggregation (per Origin AS): 368376 Deaggregation factor: 2.61 Unique aggregates announced (without unneeded subnets): 471541 Number of IPv4 prefixes with a valid ROA: 513585 Number of IPv4 prefixes with an invalid ROA: 1298 Number of IPv4 prefixes with no ROA: 447368 Total ASes present in the Internet Routing Table: 76294 Prefixes per ASN: 12.61 Origin-only ASes present in the Internet Routing Table: 65502 Origin ASes announcing only one prefix: 26821 Transit ASes present in the Internet Routing Table: 10792 Transit-only ASes present in the Internet Routing Table: 514 Paths with bogon ASNs present in the IPv4 Routing Table: 16 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: 1022 Number of instances of unregistered ASNs: 1034 Number of 32-bit ASNs allocated by the RIRs: 45958 Number of 32-bit ASNs visible in the Routing Table: 37447 Prefixes from 32-bit ASNs in the Routing Table: 195209 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: 474 Number of addresses announced to Internet: 3024843008 Equivalent to 180 /8s, 75 /16s and 113 /24s Percentage of available address space announced: 81.7 Percentage of allocated address space announced: 81.6 Percentage of available address space allocated: 100.1 Percentage of address space in use by end-sites: 99.6 Total number of prefixes smaller than registry allocations: 315473 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 253384 Total APNIC prefixes after maximum aggregation: 75374 APNIC Deaggregation factor: 3.36 Prefixes being announced from the APNIC address blocks: 245744 Unique aggregates announced from the APNIC address blocks: 101852 APNIC Region origin ASes present in the Internet Routing Table: 14384 APNIC Prefixes per ASN: 17.08 APNIC Region origin ASes announcing only one prefix: 4396 APNIC Region transit ASes present in the Internet Routing Table: 1913 Average APNIC Region AS path length visible: 4.4 Max APNIC Region AS path length visible: 39 Number of APNIC region 32-bit ASNs visible in the Routing Table: 9887 Number of APNIC addresses announced to Internet: 755429120 Equivalent to 45 /8s, 6 /16s and 239 /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: 282604 Total ARIN prefixes after maximum aggregation: 126463 ARIN Deaggregation factor: 2.23 Prefixes being announced from the ARIN address blocks: 285030 Unique aggregates announced from the ARIN address blocks: 136315 ARIN Region origin ASes present in the Internet Routing Table: 19156 ARIN Prefixes per ASN: 14.88 ARIN Region origin ASes announcing only one prefix: 6972 ARIN Region transit ASes present in the Internet Routing Table: 1916 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: 5071 Number of ARIN addresses announced to Internet: 1265784832 Equivalent to 75 /8s, 114 /16s and 88 /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: 268497 Total RIPE prefixes after maximum aggregation: 130252 RIPE Deaggregation factor: 2.06 Prefixes being announced from the RIPE address blocks: 265394 Unique aggregates announced from the RIPE address blocks: 169727 RIPE Region origin ASes present in the Internet Routing Table: 28792 RIPE Prefixes per ASN: 9.22 RIPE Region origin ASes announcing only one prefix: 12110 RIPE Region transit ASes present in the Internet Routing Table: 3931 Average RIPE Region AS path length visible: 5.1 Max RIPE Region AS path length visible: 24 Number of RIPE region 32-bit ASNs visible in the Routing Table: 12134 Number of RIPE addresses announced to Internet: 721694976 Equivalent to 43 /8s, 4 /16s and 49 /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: 122683 Total LACNIC prefixes after maximum aggregation: 29104 LACNIC Deaggregation factor: 4.22 Prefixes being announced from the LACNIC address blocks: 120207 Unique aggregates announced from the LACNIC address blocks: 48670 LACNIC Region origin ASes present in the Internet Routing Table: 11166 LACNIC Prefixes per ASN: 10.77 LACNIC Region origin ASes announcing only one prefix: 2647 LACNIC Region transit ASes present in the Internet Routing Table: 2490 Average LACNIC Region AS path length visible: 5.3 Max LACNIC Region AS path length visible: 56 Number of LACNIC region 32-bit ASNs visible in the Routing Table: 9088 Number of LACNIC addresses announced to Internet: 177519872 Equivalent to 10 /8s, 148 /16s and 189 /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: 34061 Total AfriNIC prefixes after maximum aggregation: 6545 AfriNIC Deaggregation factor: 5.20 Prefixes being announced from the AfriNIC address blocks: 45402 Unique aggregates announced from the AfriNIC address blocks: 14578 AfriNIC Region origin ASes present in the Internet Routing Table: 1908 AfriNIC Prefixes per ASN: 23.80 AfriNIC Region origin ASes announcing only one prefix: 696 AfriNIC Region transit ASes present in the Internet Routing Table: 362 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: 1267 Number of AfriNIC addresses announced to Internet: 104157440 Equivalent to 6 /8s, 53 /16s and 81 /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 10091 8753 87 CHINAMOBILE-CN China Mobile Communication 7545 6193 842 660 TPG-INTERNET-AP TPG Telecom Limited, AU 18403 4571 347 23 FPT-AS-AP FPT Telecom Company, VN 9498 3964 518 287 BBIL-AP BHARTI Airtel Ltd., IN 7552 3910 1331 25 VIETEL-AS-AP Viettel Group, VN 7713 3682 1037 73 TELKOMNET-AS-AP PT Telekomunikasi Indones 45899 3245 1869 100 VNPT-AS-VN VNPT Corp, VN 24560 2804 836 542 AIRTELBROADBAND-AS-AP Bharti Airtel Ltd., 4755 2216 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 11113 11995 3961 AMAZON-02, US 174 4684 8763 880 COGENT-174, US 11492 4679 311 553 CABLEONE, US 7155 4168 287 85 VIASAT-SP-BACKBONE, US 6327 3606 1320 79 SHAW, CA 22773 3403 3035 185 ASN-CXA-ALL-CCI-22773-RDC, US 749 3261 54895 2508 DNIC-AS-00749, US 7018 3213 23514 2034 ATT-INTERNET4, US 396982 2886 3655 434 GOOGLE-CLOUD-PLATFORM, US 16625 2825 1231 2110 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 7718 1709 143 UNI2-AS, ES 39891 4750 290 62 ALJAWWALSTC-AS, SA 20940 3868 3395 125 AKAMAI-ASN1, NL 9009 3678 317 1864 M247, RO 12389 2943 2294 880 ROSTELECOM-AS, RU 34984 2342 360 575 TELLCOM-AS, TR 212238 1827 132 1347 CDNEXT, GB 8452 1623 1852 14 TE-AS TE-AS, EG 13188 1606 100 33 TRIOLAN, UA 62240 1493 98 749 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 11482 3226 604 UNINET, MX 10620 3543 494 943 Telmex Colombia S.A., CO 13999 2530 537 369 Mega Cable, S.A. de C.V., MX 11830 1993 369 64 Instituto Costarricense de Electricidad y 28573 1334 2310 261 Claro NXT Telecomunicacoes Ltda, BR 3816 1324 778 206 COLOMBIA TELECOMUNICACIONES S.A. ESP BIC, 6503 1152 374 163 Axtel, S.A.B. de C.V., MX 6147 1114 371 22 Telefonica del Peru S.A.A., PE 22884 1064 98 373 TOTAL PLAY TELECOMUNICACIONES SA DE CV, M 26615 999 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 1660 593 29 RAYA-AS, EG 24863 1637 389 16 LINKdotNET-AS, EG 29571 1447 91 59 ORANGE-COTE-IVOIRE, CI 36992 1426 1518 288 ETISALAT-MISR, EG 36903 1249 554 96 MT-MPLS, MA 36935 1000 520 40 Vodafone-, EG 20011 943 167 258 INTERNET-SOLUTIONS, ZA 37069 862 1083 15 MOBINIL, EG 6713 557 1861 35 IAM-AS, MA 36914 547 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 11482 3226 604 UNINET, MX 16509 11113 11995 3961 AMAZON-02, US 9808 10091 8753 87 CHINAMOBILE-CN China Mobile Communication 12479 7718 1709 143 UNI2-AS, ES 7545 6193 842 660 TPG-INTERNET-AP TPG Telecom Limited, AU 39891 4750 290 62 ALJAWWALSTC-AS, SA 174 4684 8763 880 COGENT-174, US 11492 4679 311 553 CABLEONE, US 18403 4571 347 23 FPT-AS-AP FPT Telecom Company, VN 7155 4168 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 10091 10004 CHINAMOBILE-CN China Mobile Communications Grou 12479 7718 7575 UNI2-AS, ES 16509 11113 7152 AMAZON-02, US 7545 6193 5533 TPG-INTERNET-AP TPG Telecom Limited, AU 39891 4750 4688 ALJAWWALSTC-AS, SA 18403 4571 4548 FPT-AS-AP FPT Telecom Company, VN 11492 4679 4126 CABLEONE, US 7155 4168 4083 VIASAT-SP-BACKBONE, US 7552 3910 3885 VIETEL-AS-AP Viettel Group, VN 174 4684 3804 COGENT-174, US 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 23.140.216.0/24 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 23.154.248.0/24 Origin: 54641 IMH-IAD, US 23.154.248.0/24 Transit: 3257 GTT-BACKBONE GTT, 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 /13:573 /14:1165 /15:2052 /16:13111 /17:8141 /18:13552 /19:24297 /20:43837 /21:51750 /22:111492 /23:99674 /24:592153 /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 6700 7718 UNI2-AS, ES 8151 5689 11482 UNINET, MX 11492 3555 4679 CABLEONE, US 39891 3441 4750 ALJAWWALSTC-AS, SA 6327 3401 3606 SHAW, CA 7155 3112 4168 VIASAT-SP-BACKBONE, US 22773 2536 3403 ASN-CXA-ALL-CCI-22773-RDC, US 16509 2270 11113 AMAZON-02, US 30036 2211 2551 MEDIACOM-ENTERPRISE-BUSINESS, US 10620 2173 3543 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) ---------------------------------------------- 1:2311 2:1541 3:526 4:8 5:4458 6:166 7:6 8:1542 9:1 11:172 12:1397 13:369 14:2464 15:333 16:270 17:358 18:901 20:444 21:4 22:188 23:7023 24:2664 25:2 27:2662 29:19 31:3034 32:37 34:73 35:174 36:2385 37:4448 38:9145 39:878 40:152 41:4155 42:2154 43:2472 44:343 45:17809 46:4924 47:296 49:1992 50:1857 51:586 52:1576 54:317 55:1029 56:8 57:231 58:2242 59:1178 60:1155 61:2803 62:2872 63:1826 64:5401 65:2276 66:4625 67:3018 68:1288 69:3963 70:1116 71:591 72:2857 74:2775 75:1638 76:636 77:2559 78:1848 79:1651 80:2187 81:2032 82:1767 83:1386 84:1766 85:3196 86:972 87:2164 88:1258 89:4366 90:735 91:8254 92:2721 93:2838 94:3861 95:4185 96:1246 97:313 98:1067 99:734 100:71 101:1417 102:3457 103:32289 104:4426 105:723 106:985 107:2413 108:1183 109:4015 110:2231 111:3309 112:2039 113:1802 114:1936 115:2168 116:1994 117:2714 118:2879 119:1984 120:1856 121:1348 122:2724 123:2153 124:1595 125:2842 126:62 128:1528 129:938 130:1247 131:1855 132:797 133:448 134:1508 135:323 136:1332 137:1105 138:2857 139:1535 140:1500 141:1452 142:1833 143:1604 144:1025 145:402 146:2109 147:2039 148:2574 149:2812 150:1162 151:1466 152:2106 153:498 154:7313 155:1568 156:2749 157:1863 158:1218 159:2434 160:3376 161:1745 162:3592 163:1772 164:1693 165:2152 166:1341 167:1861 168:4078 169:790 170:5015 171:997 172:3946 173:3151 174:918 175:1273 176:3546 177:4843 178:3707 179:2276 180:2537 181:3943 182:3359 183:2083 184:2261 185:21264 186:4986 187:4211 188:4204 189:4114 190:9573 191:1504 192:11140 193:9274 194:7662 195:5382 196:3169 197:3599 198:5909 199:8249 200:8073 201:6318 202:10226 203:10443 204:4613 205:3652 206:4597 207:3490 208:4221 209:5085 210:4553 211:2527 212:4504 213:3684 214:1054 215:48 216:6556 217:3092 218:1308 219:387 220:2094 221:1051 222:709 223:2288 End of report