IPv4 R&E Routing Table Report 23:05 GMT Sat 26 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: 956839 Prefixes after maximum aggregation (per Origin AS): 366356 Deaggregation factor: 2.61 Unique aggregates announced (without unneeded subnets): 468571 Number of IPv4 prefixes with a valid ROA: 506127 Number of IPv4 prefixes with an invalid ROA: 1156 Number of IPv4 prefixes with no ROA: 449556 Total ASes present in the Internet Routing Table: 76166 Prefixes per ASN: 12.56 Origin-only ASes present in the Internet Routing Table: 65428 Origin ASes announcing only one prefix: 26764 Transit ASes present in the Internet Routing Table: 10738 Transit-only ASes present in the Internet Routing Table: 506 Paths with bogon ASNs present in the IPv4 Routing Table: 14 Average AS path length visible in the Internet Routing Table: 4.8 Max AS path length visible: 106 Max AS path prepend of ASN (269289) 101 Prefixes from unregistered ASNs in the Routing Table: 988 Number of instances of unregistered ASNs: 999 Number of 32-bit ASNs allocated by the RIRs: 45651 Number of 32-bit ASNs visible in the Routing Table: 37253 Prefixes from 32-bit ASNs in the Routing Table: 193212 Number of bogon 32-bit ASNs visible in the Routing Table: 30 Special use prefixes present in the Routing Table: 0 Prefixes being announced from unallocated address space: 528 Number of addresses announced to Internet: 3026693888 Equivalent to 180 /8s, 103 /16s and 175 /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: 313788 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 252458 Total APNIC prefixes after maximum aggregation: 74950 APNIC Deaggregation factor: 3.37 Prefixes being announced from the APNIC address blocks: 244369 Unique aggregates announced from the APNIC address blocks: 101146 APNIC Region origin ASes present in the Internet Routing Table: 14322 APNIC Prefixes per ASN: 17.06 APNIC Region origin ASes announcing only one prefix: 4351 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: 9824 Number of APNIC addresses announced to Internet: 756063488 Equivalent to 45 /8s, 16 /16s and 157 /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: 280662 Total ARIN prefixes after maximum aggregation: 125858 ARIN Deaggregation factor: 2.23 Prefixes being announced from the ARIN address blocks: 284000 Unique aggregates announced from the ARIN address blocks: 135582 ARIN Region origin ASes present in the Internet Routing Table: 19143 ARIN Prefixes per ASN: 14.84 ARIN Region origin ASes announcing only one prefix: 6968 ARIN Region transit ASes present in the Internet Routing Table: 1908 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: 5038 Number of ARIN addresses announced to Internet: 1266683648 Equivalent to 75 /8s, 128 /16s and 15 /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: 267473 Total RIPE prefixes after maximum aggregation: 129536 RIPE Deaggregation factor: 2.06 Prefixes being announced from the RIPE address blocks: 264311 Unique aggregates announced from the RIPE address blocks: 168658 RIPE Region origin ASes present in the Internet Routing Table: 28761 RIPE Prefixes per ASN: 9.19 RIPE Region origin ASes announcing only one prefix: 12123 RIPE Region transit ASes present in the Internet Routing Table: 3917 Average RIPE Region AS path length visible: 5.1 Max RIPE Region AS path length visible: 31 Number of RIPE region 32-bit ASNs visible in the Routing Table: 12064 Number of RIPE addresses announced to Internet: 722016256 Equivalent to 43 /8s, 9 /16s and 24 /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: 122420 Total LACNIC prefixes after maximum aggregation: 28825 LACNIC Deaggregation factor: 4.25 Prefixes being announced from the LACNIC address blocks: 119995 Unique aggregates announced from the LACNIC address blocks: 48488 LACNIC Region origin ASes present in the Internet Routing Table: 11160 LACNIC Prefixes per ASN: 10.75 LACNIC Region origin ASes announcing only one prefix: 2630 LACNIC Region transit ASes present in the Internet Routing Table: 2470 Average LACNIC Region AS path length visible: 5.4 Max LACNIC Region AS path length visible: 106 Number of LACNIC region 32-bit ASNs visible in the Routing Table: 9071 Number of LACNIC addresses announced to Internet: 177481472 Equivalent to 10 /8s, 148 /16s and 39 /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: 32838 Total AfriNIC prefixes after maximum aggregation: 6549 AfriNIC Deaggregation factor: 5.01 Prefixes being announced from the AfriNIC address blocks: 43636 Unique aggregates announced from the AfriNIC address blocks: 14255 AfriNIC Region origin ASes present in the Internet Routing Table: 1891 AfriNIC Prefixes per ASN: 23.08 AfriNIC Region origin ASes announcing only one prefix: 692 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: 1256 Number of AfriNIC addresses announced to Internet: 104165376 Equivalent to 6 /8s, 53 /16s and 112 /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 10080 8751 80 CHINAMOBILE-CN China Mobile Communication 7545 5995 840 655 TPG-INTERNET-AP TPG Telecom Limited, AU 18403 4553 347 23 FPT-AS-AP FPT Telecom Company, VN 7552 3942 1331 25 VIETEL-AS-AP Viettel Group, VN 9498 3851 511 268 BBIL-AP BHARTI Airtel Ltd., IN 7713 3651 1036 72 TELKOMNET-AS-AP PT Telekomunikasi Indones 45899 3248 1871 101 VNPT-AS-VN VNPT Corp, VN 24560 2776 828 547 AIRTELBROADBAND-AS-AP Bharti Airtel Ltd., 4755 2211 434 195 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 10935 11917 3825 AMAZON-02, US 11492 4660 310 547 CABLEONE, US 174 4485 8757 839 COGENT-174, US 7155 4163 287 85 VIASAT-SP-BACKBONE, US 6327 3603 1320 79 SHAW, CA 22773 3414 3037 187 ASN-CXA-ALL-CCI-22773-RDC, US 749 3262 54896 2509 DNIC-AS-00749, US 7018 3179 23669 1974 ATT-INTERNET4, US 396982 2866 3654 420 GOOGLE-CLOUD-PLATFORM, US 16625 2796 1222 2100 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 7645 1709 143 UNI2-AS, ES 39891 4652 281 59 ALJAWWALSTC-AS, SA 20940 3830 3395 125 AKAMAI-ASN1, NL 9009 3703 319 1892 M247, RO 12389 2942 2294 878 ROSTELECOM-AS, RU 34984 2341 359 578 TELLCOM-AS, TR 212238 1807 133 1342 CDNEXT, GB 13188 1606 100 30 TRIOLAN, UA 8452 1556 1852 14 TE-AS TE-AS, EG 8551 1476 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 11567 3237 507 UNINET, MX 10620 3545 494 939 Telmex Colombia S.A., CO 13999 2529 533 357 Mega Cable, S.A. de C.V., MX 11830 2005 369 64 Instituto Costarricense de Electricidad y 28573 1338 2310 261 Claro NXT Telecomunicacoes Ltda, BR 3816 1319 779 200 COLOMBIA TELECOMUNICACIONES S.A. ESP BIC, 6503 1156 374 163 Axtel, S.A.B. de C.V., MX 6147 1112 369 22 Telefonica del Peru S.A.A., PE 22884 1058 97 372 TOTAL PLAY TELECOMUNICACIONES SA DE CV, M 26615 1034 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 1637 593 29 RAYA-AS, EG 24863 1618 389 16 LINKdotNET-AS, EG 36992 1414 1519 283 ETISALAT-MISR, EG 29571 1355 86 58 ORANGE-COTE-IVOIRE, CI 36903 1249 554 96 MT-MPLS, MA 36935 990 523 46 Vodafone-, EG 37069 591 1099 13 MOBINIL, EG 6713 554 1861 35 IAM-AS, MA 36914 524 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 11567 3237 507 UNINET, MX 16509 10935 11917 3825 AMAZON-02, US 9808 10080 8751 80 CHINAMOBILE-CN China Mobile Communication 12479 7645 1709 143 UNI2-AS, ES 7545 5995 840 655 TPG-INTERNET-AP TPG Telecom Limited, AU 11492 4660 310 547 CABLEONE, US 39891 4652 281 59 ALJAWWALSTC-AS, SA 18403 4553 347 23 FPT-AS-AP FPT Telecom Company, VN 174 4485 8757 839 COGENT-174, US 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 10080 10000 CHINAMOBILE-CN China Mobile Communications Grou 12479 7645 7502 UNI2-AS, ES 16509 10935 7110 AMAZON-02, US 7545 5995 5340 TPG-INTERNET-AP TPG Telecom Limited, AU 39891 4652 4593 ALJAWWALSTC-AS, SA 18403 4553 4530 FPT-AS-AP FPT Telecom Company, VN 11492 4660 4113 CABLEONE, US 7155 4163 4078 VIASAT-SP-BACKBONE, US 7552 3942 3917 VIETEL-AS-AP Viettel Group, VN 20940 3830 3705 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 3356 LEVEL3, 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 23.139.88.0/24 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 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 /11:91 /12:295 /13:575 /14:1170 /15:2056 /16:13147 /17:8148 /18:13599 /19:24215 /20:43563 /21:51591 /22:111403 /23:99240 /24:587678 /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 6699 7645 UNI2-AS, ES 8151 5751 11567 UNINET, MX 11492 3555 4660 CABLEONE, US 39891 3412 4652 ALJAWWALSTC-AS, SA 6327 3398 3603 SHAW, CA 7155 3107 4163 VIASAT-SP-BACKBONE, US 22773 2545 3414 ASN-CXA-ALL-CCI-22773-RDC, US 16509 2222 10935 AMAZON-02, US 30036 2187 2526 MEDIACOM-ENTERPRISE-BUSINESS, US 10620 2174 3545 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) ---------------------------------------------- 1:2272 2:1533 3:507 4:8 5:4418 6:170 7:6 8:1508 9:1 11:172 12:1422 13:369 14:2438 15:331 16:264 17:357 18:900 20:441 21:4 22:188 23:6915 24:2634 25:2 27:2652 29:19 31:2926 32:44 34:73 35:140 36:2356 37:4482 38:8740 39:917 40:153 41:4091 42:2193 43:2429 44:334 45:17644 46:4688 47:298 49:2005 50:1858 51:579 52:1584 54:316 55:948 56:8 57:222 58:2179 59:1201 60:1145 61:2767 62:2825 63:1854 64:5411 65:2284 66:4642 67:3008 68:1332 69:4010 70:1128 71:561 72:2854 74:2775 75:1629 76:636 77:2570 78:1867 79:1658 80:2193 81:2027 82:1778 83:1372 84:1743 85:3094 86:959 87:2155 88:1240 89:4350 90:700 91:8267 92:2624 93:2814 94:3805 95:4283 96:1264 97:315 98:1074 99:740 100:72 101:1161 102:3419 103:32225 104:4403 105:702 106:981 107:2397 108:1154 109:4031 110:2204 111:3307 112:2038 113:1772 114:1925 115:2123 116:1963 117:2714 118:2874 119:1978 120:1869 121:1346 122:2691 123:2138 124:1620 125:2827 126:64 128:1411 129:925 130:1239 131:1850 132:808 133:446 134:1523 135:314 136:1262 137:1078 138:2897 139:1545 140:1482 141:1571 142:1806 143:1603 144:1018 145:396 146:2095 147:2039 148:2538 149:2810 150:1125 151:1379 152:2103 153:499 154:6932 155:1532 156:2583 157:1839 158:1213 159:2426 160:3237 161:1736 162:3553 163:1757 164:1932 165:2137 166:1326 167:1852 168:4063 169:782 170:4952 171:1022 172:3899 173:3115 174:908 175:1266 176:3472 177:4795 178:3540 179:2215 180:2494 181:3929 182:3315 183:2056 184:2269 185:21135 186:5003 187:4241 188:4244 189:4080 190:9575 191:1511 192:11202 193:9258 194:7594 195:5391 196:3206 197:3076 198:5925 199:8193 200:8033 201:6277 202:10241 203:10384 204:4616 205:3634 206:4555 207:3566 208:4208 209:5120 210:4508 211:2570 212:4502 213:3643 214:1071 215:48 216:6631 217:3038 218:1320 219:396 220:2054 221:1048 222:707 223:2275 End of report