IPv4 R&E Routing Table Report 23:05 GMT Thu 03 Oct, 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: 954118 Prefixes after maximum aggregation (per Origin AS): 365195 Deaggregation factor: 2.61 Unique aggregates announced (without unneeded subnets): 466993 Number of IPv4 prefixes with a valid ROA: 501644 Number of IPv4 prefixes with an invalid ROA: 1220 Number of IPv4 prefixes with no ROA: 451254 Total ASes present in the Internet Routing Table: 76052 Prefixes per ASN: 12.55 Origin-only ASes present in the Internet Routing Table: 65321 Origin ASes announcing only one prefix: 26804 Transit ASes present in the Internet Routing Table: 10731 Transit-only ASes present in the Internet Routing Table: 505 Paths with bogon ASNs present in the IPv4 Routing Table: 22 Average AS path length visible in the Internet Routing Table: 4.8 Max AS path length visible: 54 Max AS path prepend of ASN ( 37447) 47 Prefixes from unregistered ASNs in the Routing Table: 950 Number of instances of unregistered ASNs: 969 Number of 32-bit ASNs allocated by the RIRs: 45467 Number of 32-bit ASNs visible in the Routing Table: 37094 Prefixes from 32-bit ASNs in the Routing Table: 192012 Number of bogon 32-bit ASNs visible in the Routing Table: 46 Special use prefixes present in the Routing Table: 0 Prefixes being announced from unallocated address space: 527 Number of addresses announced to Internet: 3031181056 Equivalent to 180 /8s, 172 /16s and 39 /24s Percentage of available address space announced: 81.9 Percentage of allocated address space announced: 81.9 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: 312957 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 251810 Total APNIC prefixes after maximum aggregation: 74736 APNIC Deaggregation factor: 3.37 Prefixes being announced from the APNIC address blocks: 243953 Unique aggregates announced from the APNIC address blocks: 100816 APNIC Region origin ASes present in the Internet Routing Table: 14287 APNIC Prefixes per ASN: 17.08 APNIC Region origin ASes announcing only one prefix: 4352 APNIC Region transit ASes present in the Internet Routing Table: 1890 Average APNIC Region AS path length visible: 4.3 Max APNIC Region AS path length visible: 38 Number of APNIC region 32-bit ASNs visible in the Routing Table: 9775 Number of APNIC addresses announced to Internet: 758780160 Equivalent to 45 /8s, 58 /16s and 17 /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: 279943 Total ARIN prefixes after maximum aggregation: 125841 ARIN Deaggregation factor: 2.22 Prefixes being announced from the ARIN address blocks: 283089 Unique aggregates announced from the ARIN address blocks: 135282 ARIN Region origin ASes present in the Internet Routing Table: 19130 ARIN Prefixes per ASN: 14.80 ARIN Region origin ASes announcing only one prefix: 6985 ARIN Region transit ASes present in the Internet Routing Table: 1912 Average ARIN Region AS path length visible: 4.5 Max ARIN Region AS path length visible: 28 Number of ARIN region 32-bit ASNs visible in the Routing Table: 5008 Number of ARIN addresses announced to Internet: 1267255040 Equivalent to 75 /8s, 136 /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, 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: 266676 Total RIPE prefixes after maximum aggregation: 129010 RIPE Deaggregation factor: 2.07 Prefixes being announced from the RIPE address blocks: 263266 Unique aggregates announced from the RIPE address blocks: 167672 RIPE Region origin ASes present in the Internet Routing Table: 28721 RIPE Prefixes per ASN: 9.17 RIPE Region origin ASes announcing only one prefix: 12129 RIPE Region transit ASes present in the Internet Routing Table: 3924 Average RIPE Region AS path length visible: 5.1 Max RIPE Region AS path length visible: 36 Number of RIPE region 32-bit ASNs visible in the Routing Table: 12006 Number of RIPE addresses announced to Internet: 722998272 Equivalent to 43 /8s, 24 /16s and 20 /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: 122295 Total LACNIC prefixes after maximum aggregation: 28747 LACNIC Deaggregation factor: 4.25 Prefixes being announced from the LACNIC address blocks: 120072 Unique aggregates announced from the LACNIC address blocks: 48546 LACNIC Region origin ASes present in the Internet Routing Table: 11158 LACNIC Prefixes per ASN: 10.76 LACNIC Region origin ASes announcing only one prefix: 2660 LACNIC Region transit ASes present in the Internet Routing Table: 2477 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: 9058 Number of LACNIC addresses announced to Internet: 177656832 Equivalent to 10 /8s, 150 /16s and 212 /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: 32444 Total AfriNIC prefixes after maximum aggregation: 6245 AfriNIC Deaggregation factor: 5.20 Prefixes being announced from the AfriNIC address blocks: 43211 Unique aggregates announced from the AfriNIC address blocks: 14235 AfriNIC Region origin ASes present in the Internet Routing Table: 1877 AfriNIC Prefixes per ASN: 23.02 AfriNIC Region origin ASes announcing only one prefix: 678 AfriNIC Region transit ASes present in the Internet Routing Table: 356 Average AfriNIC Region AS path length visible: 5.5 Max AfriNIC Region AS path length visible: 54 Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1247 Number of AfriNIC addresses announced to Internet: 104206592 Equivalent to 6 /8s, 54 /16s and 17 /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 10049 8750 69 CHINAMOBILE-CN China Mobile Communication 7545 5922 840 659 TPG-INTERNET-AP TPG Telecom Limited, AU 18403 4437 347 23 FPT-AS-AP FPT Telecom Company, VN 7552 3985 1331 25 VIETEL-AS-AP Viettel Group, VN 9498 3820 509 265 BBIL-AP BHARTI Airtel Ltd., IN 7713 3646 1036 72 TELKOMNET-AS-AP PT Telekomunikasi Indones 45899 3251 1841 105 VNPT-AS-VN VNPT Corp, VN 24560 2809 842 521 AIRTELBROADBAND-AS-AP Bharti Airtel Ltd., 4755 2209 434 196 TATACOMM-AS TATA Communications formerly 45090 2208 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 10839 11838 3793 AMAZON-02, US 11492 4649 309 547 CABLEONE, US 174 4494 8768 887 COGENT-174, US 7155 4163 287 85 VIASAT-SP-BACKBONE, US 6327 3602 1320 79 SHAW, CA 749 3483 55081 2706 DNIC-AS-00749, US 22773 3413 3037 187 ASN-CXA-ALL-CCI-22773-RDC, US 7018 3199 23680 1978 ATT-INTERNET4, US 396982 2836 3603 418 GOOGLE-CLOUD-PLATFORM, US 16625 2805 1238 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 7629 1708 141 UNI2-AS, ES 39891 4466 269 62 ALJAWWALSTC-AS, SA 20940 3796 3395 125 AKAMAI-ASN1, NL 9009 3682 315 1873 M247, RO 12389 2928 2295 882 ROSTELECOM-AS, RU 34984 2330 357 580 TELLCOM-AS, TR 212238 1774 129 1314 CDNEXT, GB 13188 1606 100 30 TRIOLAN, UA 8452 1568 1852 14 TE-AS TE-AS, EG 8551 1476 368 35 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 11568 3247 504 UNINET, MX 10620 3546 494 937 Telmex Colombia S.A., CO 13999 2550 534 363 Mega Cable, S.A. de C.V., MX 11830 2007 369 64 Instituto Costarricense de Electricidad y 28573 1338 2310 261 Claro NXT Telecomunicacoes Ltda, BR 3816 1319 778 194 COLOMBIA TELECOMUNICACIONES S.A. ESP, CO 6503 1149 374 163 Axtel, S.A.B. de C.V., MX 6147 1105 369 22 Telefonica del Peru S.A.A., PE 22884 1069 98 371 TOTAL PLAY TELECOMUNICACIONES SA DE CV, M 26615 1046 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 1636 593 29 RAYA-AS, EG 24863 1612 389 16 LINKdotNET-AS, EG 36992 1412 1519 283 ETISALAT-MISR, EG 29571 1340 85 64 ORANGE-COTE-IVOIRE, CI 36903 1249 554 96 MT-MPLS, MA 36935 974 523 47 Vodafone-, EG 6713 556 1861 35 IAM-AS, MA 37069 556 1100 11 MOBINIL, EG 36914 527 82 3 KENET-AS, KE 37342 516 32 1 MOVITEL, MZ 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 11568 3247 504 UNINET, MX 16509 10839 11838 3793 AMAZON-02, US 9808 10049 8750 69 CHINAMOBILE-CN China Mobile Communication 12479 7629 1708 141 UNI2-AS, ES 7545 5922 840 659 TPG-INTERNET-AP TPG Telecom Limited, AU 11492 4649 309 547 CABLEONE, US 174 4494 8768 887 COGENT-174, US 39891 4466 269 62 ALJAWWALSTC-AS, SA 18403 4437 347 23 FPT-AS-AP FPT Telecom Company, VN 7155 4163 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 10049 9980 CHINAMOBILE-CN China Mobile Communications Grou 12479 7629 7488 UNI2-AS, ES 16509 10839 7046 AMAZON-02, US 7545 5922 5263 TPG-INTERNET-AP TPG Telecom Limited, AU 18403 4437 4414 FPT-AS-AP FPT Telecom Company, VN 39891 4466 4404 ALJAWWALSTC-AS, SA 11492 4649 4102 CABLEONE, US 7155 4163 4078 VIASAT-SP-BACKBONE, US 7552 3985 3960 VIETEL-AS-AP Viettel Group, VN 20940 3796 3671 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 203727 UNALLOCATED 5.42.92.0/24 215826 PARTNER-HOSTING-LTD, GB 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 23.137.192.0/24 Origin: 31798 DATACITY, CA 23.137.192.0/24 Transit: 21949 BEANFIELD, CA 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 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 /11:92 /12:295 /13:576 /14:1170 /15:2057 /16:13180 /17:8148 /18:13603 /19:24249 /20:43582 /21:51590 /22:111258 /23:99247 /24:584995 /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 6684 7629 UNI2-AS, ES 8151 5734 11568 UNINET, MX 11492 3554 4649 CABLEONE, US 6327 3397 3602 SHAW, CA 39891 3292 4466 ALJAWWALSTC-AS, SA 7155 3107 4163 VIASAT-SP-BACKBONE, US 22773 2546 3413 ASN-CXA-ALL-CCI-22773-RDC, US 16509 2215 10839 AMAZON-02, US 10620 2175 3546 Telmex Colombia S.A., CO 30036 2161 2498 MEDIACOM-ENTERPRISE-BUSINESS, US Complete listing at https://bgp.nsrc.org/REN/Singapore/data-sXXas-nos Number of /24s announced per /8 block (Global) ---------------------------------------------- 1:2272 2:1523 3:485 4:8 5:4386 6:163 7:6 8:1508 9:1 11:172 12:1427 13:374 14:2415 15:328 16:264 17:362 18:892 20:410 21:4 22:188 23:6841 24:2632 25:2 27:2644 29:19 31:2759 32:44 34:68 35:139 36:2353 37:4537 38:8622 39:919 40:154 41:4118 42:2104 43:2401 44:334 45:17461 46:4654 47:300 49:1999 50:1871 51:514 52:1577 54:317 55:954 56:8 57:219 58:2168 59:1195 60:1120 61:2769 62:2757 63:1856 64:5396 65:2264 66:4662 67:2991 68:1334 69:4000 70:1132 71:566 72:2848 74:2781 75:1624 76:610 77:2560 78:1863 79:1643 80:2194 81:2020 82:1743 83:1373 84:1741 85:3094 86:1017 87:2146 88:1253 89:4300 90:666 91:8234 92:2592 93:2802 94:3790 95:4273 96:1269 97:316 98:1073 99:738 100:74 101:1167 102:3398 103:32251 104:4454 105:709 106:985 107:2392 108:1159 109:3992 110:2172 111:3314 112:2051 113:1780 114:1895 115:2103 116:1955 117:2714 118:2868 119:1987 120:1867 121:1350 122:2691 123:2134 124:1619 125:2830 126:64 128:1390 129:932 130:1222 131:1834 132:811 133:444 134:1515 135:311 136:1207 137:1069 138:2846 139:1518 140:1455 141:1433 142:1760 143:1604 144:1022 145:374 146:2079 147:2040 148:2548 149:2800 150:1067 151:1372 152:2105 153:500 154:6985 155:1480 156:2567 157:1825 158:1195 159:2441 160:3147 161:1730 162:3557 163:1751 164:1939 165:2140 166:1288 167:1843 168:4021 169:782 170:4935 171:1032 172:3908 173:3096 174:902 175:1259 176:3456 177:4838 178:3584 179:2208 180:2437 181:3898 182:3321 183:2053 184:2262 185:21092 186:5030 187:4278 188:4167 189:4130 190:9627 191:1528 192:11055 193:9231 194:7580 195:5408 196:3233 197:2722 198:5909 199:8116 200:8047 201:6373 202:10218 203:10352 204:4539 205:3655 206:4574 207:3563 208:4184 209:5105 210:4494 211:2564 212:4461 213:3657 214:1066 215:62 216:6620 217:2932 218:1324 219:392 220:2065 221:1047 222:716 223:2241 End of report