IPv4 R&E Routing Table Report 23:05 GMT Wed 10 Jul, 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: 945623 Prefixes after maximum aggregation (per Origin AS): 362155 Deaggregation factor: 2.61 Unique aggregates announced (without unneeded subnets): 465616 Number of IPv4 prefixes with a valid ROA: 484860 Number of IPv4 prefixes with an invalid ROA: 1175 Number of IPv4 prefixes with no ROA: 459588 Total ASes present in the Internet Routing Table: 75757 Prefixes per ASN: 12.48 Origin-only ASes present in the Internet Routing Table: 65036 Origin ASes announcing only one prefix: 26630 Transit ASes present in the Internet Routing Table: 10721 Transit-only ASes present in the Internet Routing Table: 513 Paths with bogon ASNs present in the IPv4 Routing Table: 28 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: 1028 Number of instances of unregistered ASNs: 1040 Number of 32-bit ASNs allocated by the RIRs: 44970 Number of 32-bit ASNs visible in the Routing Table: 36638 Prefixes from 32-bit ASNs in the Routing Table: 187719 Number of bogon 32-bit ASNs visible in the Routing Table: 31 Special use prefixes present in the Routing Table: 0 Prefixes being announced from unallocated address space: 550 Number of addresses announced to Internet: 3026556672 Equivalent to 180 /8s, 101 /16s and 151 /24s Percentage of available address space announced: 81.7 Percentage of allocated address space announced: 81.7 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: 310523 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 249598 Total APNIC prefixes after maximum aggregation: 73691 APNIC Deaggregation factor: 3.39 Prefixes being announced from the APNIC address blocks: 241544 Unique aggregates announced from the APNIC address blocks: 101598 APNIC Region origin ASes present in the Internet Routing Table: 14144 APNIC Prefixes per ASN: 17.08 APNIC Region origin ASes announcing only one prefix: 4287 APNIC Region transit ASes present in the Internet Routing Table: 1883 Average APNIC Region AS path length visible: 4.4 Max APNIC Region AS path length visible: 34 Number of APNIC region 32-bit ASNs visible in the Routing Table: 9606 Number of APNIC addresses announced to Internet: 761295616 Equivalent to 45 /8s, 96 /16s and 115 /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: 276126 Total ARIN prefixes after maximum aggregation: 124961 ARIN Deaggregation factor: 2.21 Prefixes being announced from the ARIN address blocks: 280671 Unique aggregates announced from the ARIN address blocks: 134445 ARIN Region origin ASes present in the Internet Routing Table: 19073 ARIN Prefixes per ASN: 14.72 ARIN Region origin ASes announcing only one prefix: 6942 ARIN Region transit ASes present in the Internet Routing Table: 1931 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: 4918 Number of ARIN addresses announced to Internet: 1266953216 Equivalent to 75 /8s, 132 /16s and 44 /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: 265484 Total RIPE prefixes after maximum aggregation: 127440 RIPE Deaggregation factor: 2.08 Prefixes being announced from the RIPE address blocks: 260405 Unique aggregates announced from the RIPE address blocks: 165271 RIPE Region origin ASes present in the Internet Routing Table: 28653 RIPE Prefixes per ASN: 9.09 RIPE Region origin ASes announcing only one prefix: 12115 RIPE Region transit ASes present in the Internet Routing Table: 3938 Average RIPE Region AS path length visible: 5.2 Max RIPE Region AS path length visible: 40 Number of RIPE region 32-bit ASNs visible in the Routing Table: 11889 Number of RIPE addresses announced to Internet: 715070976 Equivalent to 42 /8s, 159 /16s and 30 /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: 121555 Total LACNIC prefixes after maximum aggregation: 29152 LACNIC Deaggregation factor: 4.17 Prefixes being announced from the LACNIC address blocks: 119582 Unique aggregates announced from the LACNIC address blocks: 50038 LACNIC Region origin ASes present in the Internet Routing Table: 11122 LACNIC Prefixes per ASN: 10.75 LACNIC Region origin ASes announcing only one prefix: 2626 LACNIC Region transit ASes present in the Internet Routing Table: 2444 Average LACNIC Region AS path length visible: 5.5 Max LACNIC Region AS path length visible: 106 Number of LACNIC region 32-bit ASNs visible in the Routing Table: 9011 Number of LACNIC addresses announced to Internet: 177171456 Equivalent to 10 /8s, 143 /16s and 108 /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: 31832 Total AfriNIC prefixes after maximum aggregation: 6224 AfriNIC Deaggregation factor: 5.11 Prefixes being announced from the AfriNIC address blocks: 42871 Unique aggregates announced from the AfriNIC address blocks: 13807 AfriNIC Region origin ASes present in the Internet Routing Table: 1851 AfriNIC Prefixes per ASN: 23.16 AfriNIC Region origin ASes announcing only one prefix: 660 AfriNIC Region transit ASes present in the Internet Routing Table: 346 Average AfriNIC Region AS path length visible: 5.9 Max AfriNIC Region AS path length visible: 93 Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1214 Number of AfriNIC addresses announced to Internet: 105762304 Equivalent to 6 /8s, 77 /16s and 206 /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 9834 8745 72 CHINAMOBILE-CN China Mobile Communication 7545 5660 776 670 TPG-INTERNET-AP TPG Telecom Limited, AU 18403 4202 347 23 FPT-AS-AP FPT Telecom Company, VN 7552 3958 1331 21 VIETEL-AS-AP Viettel Group, VN 9498 3786 511 264 BBIL-AP BHARTI Airtel Ltd., IN 7713 3636 1044 71 TELKOMNET-AS-AP PT Telekomunikasi Indones 45899 3258 1840 102 VNPT-AS-VN VNPT Corp, VN 24560 2823 862 399 AIRTELBROADBAND-AS-AP Bharti Airtel Ltd., 4755 2199 434 201 TATACOMM-AS TATA Communications formerly 45090 2192 1438 79 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 10065 11525 3688 AMAZON-02, US 11492 4627 307 563 CABLEONE, US 7155 4166 287 88 VIASAT-SP-BACKBONE, US 174 3701 8791 879 COGENT-174, US 6327 3594 1320 78 SHAW, CA 22773 3421 3019 187 ASN-CXA-ALL-CCI-22773-RDC, US 749 3254 54899 2506 DNIC-AS-00749, US 16625 3004 1294 2166 AKAMAI-AS, US 7018 2942 23682 1840 ATT-INTERNET4, US 396982 2768 3611 416 GOOGLE-CLOUD-PLATFORM, 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 7664 1708 145 UNI2-AS, ES 39891 4758 286 60 ALJAWWALSTC-AS, SA 20940 3807 3396 130 AKAMAI-ASN1, NL 9009 3565 304 1812 M247, RO 12389 2870 2292 859 ROSTELECOM-AS, RU 34984 2346 361 578 TELLCOM-AS, TR 8551 1775 368 35 BEZEQ-INTERNATIONAL-AS Bezeqint Internet 212238 1717 123 1249 CDNEXT, GB 13188 1607 100 26 TRIOLAN, UA 8452 1549 1852 14 TE-AS TE-AS, EG 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 11877 3308 512 UNINET, MX 10620 3519 492 937 Telmex Colombia S.A., CO 13999 2544 354 682 Mega Cable, S.A. de C.V., MX 11830 2003 369 64 Instituto Costarricense de Electricidad y 28573 1343 2311 258 Claro NXT Telecomunicacoes Ltda, BR 3816 1324 781 197 COLOMBIA TELECOMUNICACIONES S.A. ESP, CO 6503 1128 314 478 Axtel, S.A.B. de C.V., MX 6147 1091 369 22 Telefonica del Peru S.A.A., PE 26615 1081 2503 53 TIM SA, BR 22884 1064 97 371 TOTAL PLAY TELECOMUNICACIONES SA DE CV, M 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 24863 1605 389 16 LINKdotNET-AS, EG 24835 1570 593 29 RAYA-AS, EG 36992 1381 1520 283 ETISALAT-MISR, EG 29571 1253 79 76 ORANGE-COTE-IVOIRE, CI 36903 1249 554 96 MT-MPLS, MA 36935 941 521 43 Vodafone-, EG 6713 554 1861 35 IAM-AS, MA 15399 508 56 57 WANANCHI-, KE 36914 498 82 3 KENET-AS, KE 37054 433 115 8 Telecom-Malagasy, MG 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 11877 3308 512 UNINET, MX 16509 10065 11525 3688 AMAZON-02, US 9808 9834 8745 72 CHINAMOBILE-CN China Mobile Communication 12479 7664 1708 145 UNI2-AS, ES 7545 5660 776 670 TPG-INTERNET-AP TPG Telecom Limited, AU 39891 4758 286 60 ALJAWWALSTC-AS, SA 11492 4627 307 563 CABLEONE, US 18403 4202 347 23 FPT-AS-AP FPT Telecom Company, VN 7155 4166 287 88 VIASAT-SP-BACKBONE, US 7552 3958 1331 21 VIETEL-AS-AP Viettel Group, VN 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 9834 9762 CHINAMOBILE-CN China Mobile Communications Grou 12479 7664 7519 UNI2-AS, ES 16509 10065 6377 AMAZON-02, US 7545 5660 4990 TPG-INTERNET-AP TPG Telecom Limited, AU 39891 4758 4698 ALJAWWALSTC-AS, SA 18403 4202 4179 FPT-AS-AP FPT Telecom Company, VN 7155 4166 4078 VIASAT-SP-BACKBONE, US 11492 4627 4064 CABLEONE, US 7552 3958 3937 VIETEL-AS-AP Viettel Group, VN 20940 3807 3677 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 17054 EXPEDIENT, 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 BTN-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 23.148.72.0/24 Origin: 40750 KHJ-FIRST, ZZ 23.148.72.0/24 Transit: 51346 TOJIKTELECOM-AS, TJ 23.170.224.0/24 Origin: 30168 RESERVED, ZZ 23.170.224.0/24 Transit: 397095 SETSONLLC, 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 /9:14 /10:37 /11:92 /12:294 /13:571 /14:1167 /15:2054 /16:13188 /17:8149 /18:13603 /19:24317 /20:43068 /21:51157 /22:110559 /23:99177 /24:578152 /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 6751 7664 UNI2-AS, ES 8151 5947 11877 UNINET, MX 11492 3537 4627 CABLEONE, US 39891 3440 4758 ALJAWWALSTC-AS, SA 6327 3391 3594 SHAW, CA 7155 3111 4166 VIASAT-SP-BACKBONE, US 22773 2558 3421 ASN-CXA-ALL-CCI-22773-RDC, US 30036 2159 2499 MEDIACOM-ENTERPRISE-BUSINESS, US 10620 2148 3519 Telmex Colombia S.A., CO 16509 2129 10065 AMAZON-02, US Complete listing at https://bgp.nsrc.org/REN/Singapore/data-sXXas-nos Number of /24s announced per /8 block (Global) ---------------------------------------------- 1:2311 2:1505 3:367 4:2 5:4352 6:149 7:6 8:1507 9:1 11:172 12:1437 13:354 14:2360 15:318 16:219 17:369 18:773 20:388 21:4 22:188 23:6872 24:2699 25:2 27:2618 29:19 31:2582 32:45 34:65 35:134 36:2344 37:4486 38:8029 39:901 40:149 41:4077 42:1986 43:2366 44:324 45:17341 46:4478 47:299 49:1963 50:1877 51:579 52:1572 54:317 55:915 56:8 57:214 58:2083 59:1191 60:1045 61:2634 62:2754 63:1877 64:5474 65:2308 66:4601 67:2976 68:1301 69:4056 70:1160 71:558 72:2861 74:2594 75:1547 76:621 77:2484 78:1863 79:1784 80:2172 81:2023 82:1643 83:1364 84:1680 85:3164 86:923 87:2022 88:1238 89:4157 90:682 91:8158 92:2325 93:2702 94:3736 95:4157 96:1269 97:317 98:1027 99:738 100:73 101:1163 102:3501 103:32240 104:4754 105:695 106:993 107:2472 108:1148 109:4028 110:2128 111:3249 112:2047 113:1810 114:1805 115:2074 116:1942 117:2662 118:2796 119:1980 120:1780 121:1300 122:2690 123:2253 124:1610 125:2843 126:32 128:1383 129:919 130:1162 131:1862 132:798 133:414 134:1730 135:318 136:1122 137:1054 138:2855 139:1523 140:1403 141:1376 142:1666 143:1556 144:1016 145:354 146:2082 147:1998 148:2542 149:2736 150:1038 151:1361 152:2217 153:521 154:6994 155:1488 156:2297 157:1875 158:1166 159:2449 160:2784 161:1694 162:3517 163:1673 164:1670 165:2133 166:1242 167:1812 168:4029 169:795 170:4957 171:1029 172:3870 173:3049 174:890 175:1241 176:3432 177:4649 178:3668 179:2201 180:2413 181:3792 182:3333 183:1975 184:2256 185:20839 186:4956 187:4395 188:4039 189:4181 190:9484 191:1485 192:11020 193:9144 194:7505 195:5311 196:3209 197:2681 198:5909 199:7976 200:8075 201:6264 202:10216 203:10245 204:4543 205:3634 206:4436 207:3486 208:4141 209:4991 210:4396 211:2528 212:4355 213:3574 214:1054 215:49 216:6739 217:3065 218:1295 219:416 220:1807 221:1037 222:687 223:2226 End of report