IPv4 R&E Routing Table Report 23:05 GMT Wed 25 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: 966323 Prefixes after maximum aggregation (per Origin AS): 369113 Deaggregation factor: 2.62 Unique aggregates announced (without unneeded subnets): 468903 Number of IPv4 prefixes with a valid ROA: 518266 Number of IPv4 prefixes with an invalid ROA: 1110 Number of IPv4 prefixes with no ROA: 446947 Total ASes present in the Internet Routing Table: 76356 Prefixes per ASN: 12.66 Origin-only ASes present in the Internet Routing Table: 65556 Origin ASes announcing only one prefix: 26838 Transit ASes present in the Internet Routing Table: 10800 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: 1037 Number of instances of unregistered ASNs: 1042 Number of 32-bit ASNs allocated by the RIRs: 45997 Number of 32-bit ASNs visible in the Routing Table: 37542 Prefixes from 32-bit ASNs in the Routing Table: 195991 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: 481 Number of addresses announced to Internet: 3115882496 Equivalent to 185 /8s, 184 /16s and 152 /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: 316320 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 253506 Total APNIC prefixes after maximum aggregation: 75861 APNIC Deaggregation factor: 3.34 Prefixes being announced from the APNIC address blocks: 245516 Unique aggregates announced from the APNIC address blocks: 102482 APNIC Region origin ASes present in the Internet Routing Table: 14413 APNIC Prefixes per ASN: 17.03 APNIC Region origin ASes announcing only one prefix: 4416 APNIC Region transit ASes present in the Internet Routing Table: 1909 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: 9919 Number of APNIC addresses announced to Internet: 756589056 Equivalent to 45 /8s, 24 /16s and 162 /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: 285369 Total ARIN prefixes after maximum aggregation: 126184 ARIN Deaggregation factor: 2.26 Prefixes being announced from the ARIN address blocks: 286720 Unique aggregates announced from the ARIN address blocks: 132174 ARIN Region origin ASes present in the Internet Routing Table: 19168 ARIN Prefixes per ASN: 14.96 ARIN Region origin ASes announcing only one prefix: 6980 ARIN Region transit ASes present in the Internet Routing Table: 1924 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: 5093 Number of ARIN addresses announced to Internet: 1344169984 Equivalent to 80 /8s, 30 /16s and 104 /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: 269092 Total RIPE prefixes after maximum aggregation: 130572 RIPE Deaggregation factor: 2.06 Prefixes being announced from the RIPE address blocks: 266025 Unique aggregates announced from the RIPE address blocks: 169862 RIPE Region origin ASes present in the Internet Routing Table: 28813 RIPE Prefixes per ASN: 9.23 RIPE Region origin ASes announcing only one prefix: 12103 RIPE Region transit ASes present in the Internet Routing Table: 3943 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: 12164 Number of RIPE addresses announced to Internet: 733245952 Equivalent to 43 /8s, 180 /16s and 114 /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: 123175 Total LACNIC prefixes after maximum aggregation: 29257 LACNIC Deaggregation factor: 4.21 Prefixes being announced from the LACNIC address blocks: 120654 Unique aggregates announced from the LACNIC address blocks: 48790 LACNIC Region origin ASes present in the Internet Routing Table: 11172 LACNIC Prefixes per ASN: 10.80 LACNIC Region origin ASes announcing only one prefix: 2639 LACNIC Region transit ASes present in the Internet Routing Table: 2483 Average LACNIC Region AS path length visible: 5.3 Max LACNIC Region AS path length visible: 35 Number of LACNIC region 32-bit ASNs visible in the Routing Table: 9097 Number of LACNIC addresses announced to Internet: 177492736 Equivalent to 10 /8s, 148 /16s and 83 /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: 34144 Total AfriNIC prefixes after maximum aggregation: 6593 AfriNIC Deaggregation factor: 5.18 Prefixes being announced from the AfriNIC address blocks: 46927 Unique aggregates announced from the AfriNIC address blocks: 15192 AfriNIC Region origin ASes present in the Internet Routing Table: 1910 AfriNIC Prefixes per ASN: 24.57 AfriNIC Region origin ASes announcing only one prefix: 700 AfriNIC Region transit ASes present in the Internet Routing Table: 360 Average AfriNIC Region AS path length visible: 5.5 Max AfriNIC Region AS path length visible: 61 Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1269 Number of AfriNIC addresses announced to Internet: 104129536 Equivalent to 6 /8s, 52 /16s and 228 /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 10097 8753 87 CHINAMOBILE-CN China Mobile Communication 7545 6195 842 662 TPG-INTERNET-AP TPG Telecom Limited, AU 18403 4459 347 23 FPT-AS-AP FPT Telecom Company, VN 9498 4046 523 277 BBIL-AP BHARTI Airtel Ltd., IN 7552 3915 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 2827 845 539 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 12501 37822 3204 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 3262 54895 2509 DNIC-AS-00749, US 7018 3253 23513 2060 ATT-INTERNET4, US 396982 2892 3656 438 GOOGLE-CLOUD-PLATFORM, US 16625 2829 1228 2115 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 7708 1709 143 UNI2-AS, ES 39891 4750 290 62 ALJAWWALSTC-AS, SA 20940 3875 3395 125 AKAMAI-ASN1, NL 9009 3709 319 1868 M247, RO 12389 2964 2297 885 ROSTELECOM-AS, RU 34984 2354 360 576 TELLCOM-AS, TR 212238 1846 133 1360 CDNEXT, GB 8452 1630 1852 14 TE-AS TE-AS, EG 13188 1607 100 26 TRIOLAN, UA 62240 1493 98 746 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 11525 3227 605 UNINET, MX 10620 3544 494 943 Telmex Colombia S.A., CO 13999 2534 540 369 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 1115 371 22 Telefonica del Peru S.A.A., PE 22884 1067 98 375 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 24835 1659 593 29 RAYA-AS, EG 24863 1650 389 16 LINKdotNET-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 1017 523 45 Vodafone-, EG 20011 967 179 271 INTERNET-SOLUTIONS, ZA 37069 849 1083 15 MOBINIL, EG 6713 557 1861 35 IAM-AS, MA 36914 543 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 12501 37822 3204 AMAZON-02, US 8151 11525 3227 605 UNINET, MX 9808 10097 8753 87 CHINAMOBILE-CN China Mobile Communication 12479 7708 1709 143 UNI2-AS, ES 7545 6195 842 662 TPG-INTERNET-AP TPG Telecom Limited, AU 39891 4750 290 62 ALJAWWALSTC-AS, SA 11492 4692 312 552 CABLEONE, US 18403 4459 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 11525 10920 UNINET, MX 9808 10097 10010 CHINAMOBILE-CN China Mobile Communications Grou 12479 7708 7565 UNI2-AS, ES 7545 6195 5533 TPG-INTERNET-AP TPG Telecom Limited, AU 39891 4750 4688 ALJAWWALSTC-AS, SA 18403 4459 4436 FPT-AS-AP FPT Telecom Company, VN 11492 4692 4140 CABLEONE, US 7155 4165 4080 VIASAT-SP-BACKBONE, US 7552 3915 3890 VIETEL-AS-AP Viettel Group, VN 9498 4046 3769 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 /12:310 /13:589 /14:1219 /15:2147 /16:13932 /17:8192 /18:13628 /19:24488 /20:43698 /21:51705 /22:111600 /23:99864 /24:594784 /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 6680 7708 UNI2-AS, ES 8151 5718 11525 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 2270 12501 AMAZON-02, US 30036 2225 2564 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) ---------------------------------------------- 1:2295 2:1540 3:537 4:9 5:4477 6:165 7:6 8:1545 9:1 11:172 12:1397 13:357 14:2468 15:334 16:269 17:359 18:903 20:446 21:4 22:188 23:7155 24:2728 25:2 27:2661 29:19 31:3028 32:37 34:72 35:175 36:2395 37:4499 38:8998 39:880 40:150 41:4164 42:2090 43:2492 44:341 45:18238 46:4966 47:297 49:1991 50:1866 51:587 52:1574 54:315 55:1031 56:8 57:232 58:2203 59:1178 60:1154 61:2830 62:2885 63:1828 64:5413 65:2215 66:4622 67:3018 68:1285 69:3983 70:1106 71:595 72:2858 74:2777 75:1634 76:630 77:2565 78:1849 79:1692 80:2200 81:2031 82:1788 83:1411 84:1779 85:3197 86:973 87:2157 88:1262 89:4316 90:760 91:8285 92:2735 93:2835 94:3842 95:4198 96:1253 97:308 98:1065 99:732 100:71 101:1417 102:3485 103:32313 104:4420 105:747 106:1004 107:2600 108:1184 109:4054 110:2226 111:3312 112:2038 113:1816 114:1932 115:2162 116:2008 117:2686 118:2880 119:1960 120:1856 121:1331 122:2725 123:2160 124:1586 125:2818 126:62 128:1547 129:899 130:1256 131:1845 132:795 133:450 134:1506 135:322 136:1325 137:1093 138:2886 139:1548 140:1514 141:1456 142:1832 143:1584 144:1025 145:426 146:2117 147:2031 148:2580 149:2826 150:1182 151:1489 152:2106 153:500 154:8078 155:1577 156:3058 157:1860 158:1250 159:2426 160:3420 161:1747 162:3607 163:1775 164:1683 165:2149 166:1348 167:1858 168:4093 169:799 170:5038 171:1000 172:3997 173:3181 174:914 175:1278 176:3553 177:4851 178:3715 179:2250 180:2521 181:3967 182:3356 183:2077 184:2258 185:21278 186:5039 187:4209 188:4217 189:4094 190:9605 191:1566 192:11203 193:9287 194:7682 195:5414 196:3185 197:3593 198:5976 199:8281 200:8074 201:6299 202:10268 203:10487 204:4608 205:3642 206:4616 207:3493 208:4199 209:5077 210:4477 211:2502 212:4498 213:3747 214:1044 215:48 216:6586 217:3079 218:1321 219:373 220:2112 221:1051 222:676 223:2291 End of report