IPv4 R&E Routing Table Report 23:05 GMT Thu 17 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: 955975 Prefixes after maximum aggregation (per Origin AS): 366078 Deaggregation factor: 2.61 Unique aggregates announced (without unneeded subnets): 467888 Number of IPv4 prefixes with a valid ROA: 505136 Number of IPv4 prefixes with an invalid ROA: 1195 Number of IPv4 prefixes with no ROA: 449644 Total ASes present in the Internet Routing Table: 76143 Prefixes per ASN: 12.55 Origin-only ASes present in the Internet Routing Table: 65434 Origin ASes announcing only one prefix: 26816 Transit ASes present in the Internet Routing Table: 10709 Transit-only ASes present in the Internet Routing Table: 512 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: 54 Max AS path prepend of ASN (198039) 50 Prefixes from unregistered ASNs in the Routing Table: 987 Number of instances of unregistered ASNs: 998 Number of 32-bit ASNs allocated by the RIRs: 45575 Number of 32-bit ASNs visible in the Routing Table: 37192 Prefixes from 32-bit ASNs in the Routing Table: 192774 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: 522 Number of addresses announced to Internet: 3027067392 Equivalent to 180 /8s, 109 /16s and 98 /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: 313688 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 252133 Total APNIC prefixes after maximum aggregation: 74891 APNIC Deaggregation factor: 3.37 Prefixes being announced from the APNIC address blocks: 244222 Unique aggregates announced from the APNIC address blocks: 100976 APNIC Region origin ASes present in the Internet Routing Table: 14318 APNIC Prefixes per ASN: 17.06 APNIC Region origin ASes announcing only one prefix: 4363 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: 9807 Number of APNIC addresses announced to Internet: 756165120 Equivalent to 45 /8s, 18 /16s and 42 /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: 280476 Total ARIN prefixes after maximum aggregation: 125866 ARIN Deaggregation factor: 2.23 Prefixes being announced from the ARIN address blocks: 283576 Unique aggregates announced from the ARIN address blocks: 135394 ARIN Region origin ASes present in the Internet Routing Table: 19133 ARIN Prefixes per ASN: 14.82 ARIN Region origin ASes announcing only one prefix: 6976 ARIN Region transit ASes present in the Internet Routing Table: 1902 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: 5026 Number of ARIN addresses announced to Internet: 1266673152 Equivalent to 75 /8s, 127 /16s and 230 /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: 267269 Total RIPE prefixes after maximum aggregation: 129322 RIPE Deaggregation factor: 2.07 Prefixes being announced from the RIPE address blocks: 264066 Unique aggregates announced from the RIPE address blocks: 168297 RIPE Region origin ASes present in the Internet Routing Table: 28749 RIPE Prefixes per ASN: 9.19 RIPE Region origin ASes announcing only one prefix: 12128 RIPE Region transit ASes present in the Internet Routing Table: 3922 Average RIPE Region AS path length visible: 5.1 Max RIPE Region AS path length visible: 54 Number of RIPE region 32-bit ASNs visible in the Routing Table: 12042 Number of RIPE addresses announced to Internet: 722247680 Equivalent to 43 /8s, 12 /16s and 160 /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: 122092 Total LACNIC prefixes after maximum aggregation: 28820 LACNIC Deaggregation factor: 4.24 Prefixes being announced from the LACNIC address blocks: 119763 Unique aggregates announced from the LACNIC address blocks: 48537 LACNIC Region origin ASes present in the Internet Routing Table: 11161 LACNIC Prefixes per ASN: 10.73 LACNIC Region origin ASes announcing only one prefix: 2657 LACNIC Region transit ASes present in the Internet Routing Table: 2445 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: 9066 Number of LACNIC addresses announced to Internet: 177565696 Equivalent to 10 /8s, 149 /16s and 112 /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: 33018 Total AfriNIC prefixes after maximum aggregation: 6540 AfriNIC Deaggregation factor: 5.05 Prefixes being announced from the AfriNIC address blocks: 43826 Unique aggregates announced from the AfriNIC address blocks: 14247 AfriNIC Region origin ASes present in the Internet Routing Table: 1887 AfriNIC Prefixes per ASN: 23.23 AfriNIC Region origin ASes announcing only one prefix: 692 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: 29 Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1251 Number of AfriNIC addresses announced to Internet: 104134400 Equivalent to 6 /8s, 52 /16s and 247 /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 10106 8750 76 CHINAMOBILE-CN China Mobile Communication 7545 5978 840 656 TPG-INTERNET-AP TPG Telecom Limited, AU 18403 4529 347 23 FPT-AS-AP FPT Telecom Company, VN 7552 3966 1331 25 VIETEL-AS-AP Viettel Group, VN 9498 3845 511 269 BBIL-AP BHARTI Airtel Ltd., IN 7713 3645 1036 72 TELKOMNET-AS-AP PT Telekomunikasi Indones 45899 3252 1841 105 VNPT-AS-VN VNPT Corp, VN 24560 2780 829 541 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 10849 11907 3816 AMAZON-02, US 11492 4660 310 547 CABLEONE, US 174 4516 8765 866 COGENT-174, US 7155 4163 287 85 VIASAT-SP-BACKBONE, US 6327 3603 1320 79 SHAW, CA 22773 3407 3037 187 ASN-CXA-ALL-CCI-22773-RDC, US 749 3264 54912 2511 DNIC-AS-00749, US 7018 3200 23677 1977 ATT-INTERNET4, US 396982 2867 3652 421 GOOGLE-CLOUD-PLATFORM, US 16625 2794 1218 2098 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 7628 1709 143 UNI2-AS, ES 39891 4668 282 60 ALJAWWALSTC-AS, SA 20940 3822 3395 125 AKAMAI-ASN1, NL 9009 3646 314 1862 M247, RO 12389 2944 2294 879 ROSTELECOM-AS, RU 34984 2334 357 579 TELLCOM-AS, TR 212238 1785 130 1324 CDNEXT, GB 13188 1606 100 30 TRIOLAN, UA 8452 1579 1852 14 TE-AS TE-AS, EG 8551 1472 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 11547 3242 509 UNINET, MX 10620 3546 494 937 Telmex Colombia S.A., CO 13999 2533 534 356 Mega Cable, S.A. de C.V., MX 11830 2007 369 64 Instituto Costarricense de Electricidad y 28573 1339 2310 261 Claro NXT Telecomunicacoes Ltda, BR 3816 1319 778 194 COLOMBIA TELECOMUNICACIONES S.A. ESP BIC, 6503 1152 374 163 Axtel, S.A.B. de C.V., MX 6147 1106 369 22 Telefonica del Peru S.A.A., PE 22884 1054 97 371 TOTAL PLAY TELECOMUNICACIONES SA DE CV, M 26615 1033 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 1615 389 16 LINKdotNET-AS, EG 36992 1414 1519 283 ETISALAT-MISR, EG 29571 1348 85 63 ORANGE-COTE-IVOIRE, CI 36903 1249 554 96 MT-MPLS, MA 36935 975 521 41 Vodafone-, EG 37069 639 1099 13 MOBINIL, EG 6713 555 1861 35 IAM-AS, MA 36914 523 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 11547 3242 509 UNINET, MX 16509 10849 11907 3816 AMAZON-02, US 9808 10106 8750 76 CHINAMOBILE-CN China Mobile Communication 12479 7628 1709 143 UNI2-AS, ES 7545 5978 840 656 TPG-INTERNET-AP TPG Telecom Limited, AU 39891 4668 282 60 ALJAWWALSTC-AS, SA 11492 4660 310 547 CABLEONE, US 18403 4529 347 23 FPT-AS-AP FPT Telecom Company, VN 174 4516 8765 866 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 10106 10030 CHINAMOBILE-CN China Mobile Communications Grou 12479 7628 7485 UNI2-AS, ES 16509 10849 7033 AMAZON-02, US 7545 5978 5322 TPG-INTERNET-AP TPG Telecom Limited, AU 39891 4668 4608 ALJAWWALSTC-AS, SA 18403 4529 4506 FPT-AS-AP FPT Telecom Company, VN 11492 4660 4113 CABLEONE, US 7155 4163 4078 VIASAT-SP-BACKBONE, US 7552 3966 3941 VIETEL-AS-AP Viettel Group, VN 20940 3822 3697 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 23.137.192.0/24 Origin: 31798 DATACITY, CA 23.137.192.0/24 Transit: 6461 ZAYO-6461, 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 /13:575 /14:1171 /15:2058 /16:13149 /17:8162 /18:13595 /19:24210 /20:43629 /21:51554 /22:111558 /23:99254 /24:586606 /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 6695 7628 UNI2-AS, ES 8151 5730 11547 UNINET, MX 11492 3555 4660 CABLEONE, US 39891 3428 4668 ALJAWWALSTC-AS, SA 6327 3398 3603 SHAW, CA 7155 3107 4163 VIASAT-SP-BACKBONE, US 22773 2539 3407 ASN-CXA-ALL-CCI-22773-RDC, US 16509 2214 10849 AMAZON-02, US 30036 2176 2515 MEDIACOM-ENTERPRISE-BUSINESS, US 10620 2175 3546 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) ---------------------------------------------- 1:2275 2:1525 3:500 4:8 5:4470 6:169 7:6 8:1512 9:1 11:172 12:1422 13:362 14:2431 15:327 16:264 17:356 18:891 20:429 21:4 22:188 23:6876 24:2646 25:2 27:2657 29:19 31:2860 32:44 34:73 35:141 36:2362 37:4513 38:8669 39:917 40:135 41:4136 42:2173 43:2415 44:334 45:17577 46:4646 47:299 49:2006 50:1872 51:581 52:1579 54:317 55:935 56:8 57:222 58:2179 59:1195 60:1139 61:2767 62:2806 63:1849 64:5407 65:2277 66:4640 67:2997 68:1331 69:4008 70:1129 71:567 72:2862 74:2775 75:1626 76:632 77:2575 78:1865 79:1653 80:2193 81:2025 82:1749 83:1372 84:1742 85:3083 86:984 87:2152 88:1259 89:4357 90:677 91:8245 92:2599 93:2801 94:3790 95:4313 96:1261 97:316 98:1076 99:739 100:72 101:1164 102:3441 103:32224 104:4451 105:706 106:984 107:2387 108:1161 109:4012 110:2197 111:3305 112:2045 113:1777 114:1924 115:2110 116:1951 117:2710 118:2874 119:1983 120:1869 121:1338 122:2690 123:2137 124:1621 125:2825 126:64 128:1403 129:927 130:1233 131:1818 132:810 133:444 134:1517 135:314 136:1221 137:1088 138:2870 139:1520 140:1464 141:1558 142:1774 143:1592 144:1026 145:389 146:2079 147:2043 148:2501 149:2805 150:1073 151:1377 152:2100 153:500 154:7012 155:1492 156:2568 157:1829 158:1206 159:2430 160:3204 161:1759 162:3556 163:1745 164:1933 165:2135 166:1293 167:1854 168:4049 169:782 170:4930 171:1026 172:3889 173:3105 174:906 175:1268 176:3467 177:4788 178:3554 179:2219 180:2495 181:3907 182:3316 183:2054 184:2258 185:21112 186:5033 187:4186 188:4236 189:4043 190:9640 191:1526 192:11037 193:9270 194:7589 195:5405 196:3241 197:3089 198:5918 199:8166 200:7989 201:6234 202:10228 203:10359 204:4603 205:3644 206:4572 207:3575 208:4188 209:5127 210:4501 211:2568 212:4489 213:3632 214:1071 215:48 216:6628 217:3026 218:1319 219:394 220:2069 221:1047 222:708 223:2261 End of report