IPv4 R&E Routing Table Report 23:05 GMT Sun 14 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: 946308 Prefixes after maximum aggregation (per Origin AS): 362336 Deaggregation factor: 2.61 Unique aggregates announced (without unneeded subnets): 465677 Number of IPv4 prefixes with a valid ROA: 484005 Number of IPv4 prefixes with an invalid ROA: 1210 Number of IPv4 prefixes with no ROA: 461093 Total ASes present in the Internet Routing Table: 75763 Prefixes per ASN: 12.49 Origin-only ASes present in the Internet Routing Table: 65166 Origin ASes announcing only one prefix: 26651 Transit ASes present in the Internet Routing Table: 10597 Transit-only ASes present in the Internet Routing Table: 505 Paths with bogon ASNs present in the IPv4 Routing Table: 24 Average AS path length visible in the Internet Routing Table: 4.7 Max AS path length visible: 93 Max AS path prepend of ASN ( 37447) 86 Prefixes from unregistered ASNs in the Routing Table: 1018 Number of instances of unregistered ASNs: 1029 Number of 32-bit ASNs allocated by the RIRs: 44976 Number of 32-bit ASNs visible in the Routing Table: 36656 Prefixes from 32-bit ASNs in the Routing Table: 188235 Number of bogon 32-bit ASNs visible in the Routing Table: 29 Special use prefixes present in the Routing Table: 0 Prefixes being announced from unallocated address space: 564 Number of addresses announced to Internet: 3025830400 Equivalent to 180 /8s, 90 /16s and 130 /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: 311083 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 249645 Total APNIC prefixes after maximum aggregation: 73793 APNIC Deaggregation factor: 3.38 Prefixes being announced from the APNIC address blocks: 241610 Unique aggregates announced from the APNIC address blocks: 101666 APNIC Region origin ASes present in the Internet Routing Table: 14166 APNIC Prefixes per ASN: 17.06 APNIC Region origin ASes announcing only one prefix: 4303 APNIC Region transit ASes present in the Internet Routing Table: 1884 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: 9628 Number of APNIC addresses announced to Internet: 761052672 Equivalent to 45 /8s, 92 /16s and 190 /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: 276585 Total ARIN prefixes after maximum aggregation: 125014 ARIN Deaggregation factor: 2.21 Prefixes being announced from the ARIN address blocks: 281032 Unique aggregates announced from the ARIN address blocks: 134647 ARIN Region origin ASes present in the Internet Routing Table: 19090 ARIN Prefixes per ASN: 14.72 ARIN Region origin ASes announcing only one prefix: 6957 ARIN Region transit ASes present in the Internet Routing Table: 1893 Average ARIN Region AS path length visible: 4.4 Max ARIN Region AS path length visible: 24 Number of ARIN region 32-bit ASNs visible in the Routing Table: 4931 Number of ARIN addresses announced to Internet: 1267079168 Equivalent to 75 /8s, 134 /16s and 24 /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: 265562 Total RIPE prefixes after maximum aggregation: 127522 RIPE Deaggregation factor: 2.08 Prefixes being announced from the RIPE address blocks: 260793 Unique aggregates announced from the RIPE address blocks: 165315 RIPE Region origin ASes present in the Internet Routing Table: 28647 RIPE Prefixes per ASN: 9.10 RIPE Region origin ASes announcing only one prefix: 12106 RIPE Region transit ASes present in the Internet Routing Table: 3895 Average RIPE Region AS path length visible: 4.8 Max RIPE Region AS path length visible: 40 Number of RIPE region 32-bit ASNs visible in the Routing Table: 11883 Number of RIPE addresses announced to Internet: 715034368 Equivalent to 42 /8s, 158 /16s and 143 /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: 121710 Total LACNIC prefixes after maximum aggregation: 29109 LACNIC Deaggregation factor: 4.18 Prefixes being announced from the LACNIC address blocks: 119706 Unique aggregates announced from the LACNIC address blocks: 50066 LACNIC Region origin ASes present in the Internet Routing Table: 11116 LACNIC Prefixes per ASN: 10.77 LACNIC Region origin ASes announcing only one prefix: 2629 LACNIC Region transit ASes present in the Internet Routing Table: 2418 Average LACNIC Region AS path length visible: 5.2 Max LACNIC Region AS path length visible: 56 Number of LACNIC region 32-bit ASNs visible in the Routing Table: 9005 Number of LACNIC addresses announced to Internet: 177210880 Equivalent to 10 /8s, 144 /16s and 6 /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: 31788 Total AfriNIC prefixes after maximum aggregation: 6228 AfriNIC Deaggregation factor: 5.10 Prefixes being announced from the AfriNIC address blocks: 42603 Unique aggregates announced from the AfriNIC address blocks: 13522 AfriNIC Region origin ASes present in the Internet Routing Table: 1843 AfriNIC Prefixes per ASN: 23.12 AfriNIC Region origin ASes announcing only one prefix: 656 AfriNIC Region transit ASes present in the Internet Routing Table: 346 Average AfriNIC Region AS path length visible: 5.5 Max AfriNIC Region AS path length visible: 93 Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1209 Number of AfriNIC addresses announced to Internet: 105084416 Equivalent to 6 /8s, 67 /16s and 118 /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 9843 8746 74 CHINAMOBILE-CN China Mobile Communication 7545 5660 776 670 TPG-INTERNET-AP TPG Telecom Limited, AU 18403 4203 347 23 FPT-AS-AP FPT Telecom Company, VN 7552 3962 1331 21 VIETEL-AS-AP Viettel Group, VN 9498 3786 511 264 BBIL-AP BHARTI Airtel Ltd., IN 7713 3642 1044 67 TELKOMNET-AS-AP PT Telekomunikasi Indones 45899 3239 1841 105 VNPT-AS-VN VNPT Corp, VN 24560 2815 856 415 AIRTELBROADBAND-AS-AP Bharti Airtel Ltd., 4755 2200 434 202 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 10119 11539 3624 AMAZON-02, US 11492 4627 307 563 CABLEONE, US 7155 4166 287 88 VIASAT-SP-BACKBONE, US 174 3782 8791 887 COGENT-174, US 6327 3594 1320 78 SHAW, CA 22773 3424 3035 186 ASN-CXA-ALL-CCI-22773-RDC, US 749 3254 54899 2506 DNIC-AS-00749, US 16625 2981 1280 2161 AKAMAI-AS, US 7018 2942 23687 1839 ATT-INTERNET4, US 396982 2756 3594 406 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 7711 1708 145 UNI2-AS, ES 39891 4758 286 60 ALJAWWALSTC-AS, SA 20940 3801 3396 128 AKAMAI-ASN1, NL 9009 3568 304 1813 M247, RO 12389 2868 2292 858 ROSTELECOM-AS, RU 34984 2346 361 578 TELLCOM-AS, TR 8551 1776 368 35 BEZEQ-INTERNATIONAL-AS Bezeqint Internet 212238 1716 123 1248 CDNEXT, GB 13188 1607 100 26 TRIOLAN, UA 8452 1562 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 11900 3312 510 UNINET, MX 10620 3521 492 937 Telmex Colombia S.A., CO 13999 2543 354 681 Mega Cable, S.A. de C.V., MX 11830 2004 369 64 Instituto Costarricense de Electricidad y 28573 1343 2311 258 Claro NXT Telecomunicacoes Ltda, BR 3816 1322 777 195 COLOMBIA TELECOMUNICACIONES S.A. ESP, CO 6503 1127 314 478 Axtel, S.A.B. de C.V., MX 26615 1081 2503 53 TIM SA, BR 6147 1080 369 22 Telefonica del Peru S.A.A., PE 22884 1064 97 370 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 1613 389 16 LINKdotNET-AS, EG 24835 1570 593 29 RAYA-AS, EG 36992 1381 1520 283 ETISALAT-MISR, EG 29571 1260 80 76 ORANGE-COTE-IVOIRE, CI 36903 1249 554 96 MT-MPLS, MA 36935 941 521 43 Vodafone-, EG 6713 556 1861 35 IAM-AS, MA 15399 507 56 57 WANANCHI-, KE 36914 484 82 3 KENET-AS, KE 37342 433 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 11900 3312 510 UNINET, MX 16509 10119 11539 3624 AMAZON-02, US 9808 9843 8746 74 CHINAMOBILE-CN China Mobile Communication 12479 7711 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 4203 347 23 FPT-AS-AP FPT Telecom Company, VN 7155 4166 287 88 VIASAT-SP-BACKBONE, US 7552 3962 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 9843 9769 CHINAMOBILE-CN China Mobile Communications Grou 12479 7711 7566 UNI2-AS, ES 16509 10119 6495 AMAZON-02, US 7545 5660 4990 TPG-INTERNET-AP TPG Telecom Limited, AU 39891 4758 4698 ALJAWWALSTC-AS, SA 18403 4203 4180 FPT-AS-AP FPT Telecom Company, VN 7155 4166 4078 VIASAT-SP-BACKBONE, US 11492 4627 4064 CABLEONE, US 7552 3962 3941 VIETEL-AS-AP Viettel Group, VN 20940 3801 3673 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 54338 UNALLOCATED 8.33.241.0/24 3356 LEVEL3, US 46639 UNALLOCATED 8.38.73.0/24 3356 LEVEL3, US 395195 UNALLOCATED 8.38.115.0/24 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 23.152.48.0/24 Origin: 46167 RESERVED, ZZ 23.152.48.0/24 Transit: 7018 ATT-INTERNET4, US 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 /13:570 /14:1165 /15:2053 /16:13184 /17:8149 /18:13585 /19:24296 /20:43057 /21:51219 /22:110609 /23:99214 /24:578746 /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 6797 7711 UNI2-AS, ES 8151 5953 11900 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 2562 3424 ASN-CXA-ALL-CCI-22773-RDC, US 30036 2160 2500 MEDIACOM-ENTERPRISE-BUSINESS, US 10620 2150 3521 Telmex Colombia S.A., CO 16509 2131 10119 AMAZON-02, US Complete listing at https://bgp.nsrc.org/REN/Singapore/data-sXXas-nos Number of /24s announced per /8 block (Global) ---------------------------------------------- 1:2312 2:1504 3:371 4:6 5:4382 6:149 7:6 8:1509 9:1 11:172 12:1437 13:359 14:2330 15:321 16:219 17:364 18:781 20:386 21:4 22:188 23:6877 24:2696 25:2 27:2620 29:19 31:2590 32:45 34:65 35:134 36:2345 37:4500 38:8075 39:907 40:149 41:4055 42:1991 43:2367 44:325 45:17351 46:4510 47:299 49:1954 50:1890 51:581 52:1570 54:314 55:916 56:8 57:212 58:2141 59:1197 60:1048 61:2678 62:2756 63:1879 64:5485 65:2308 66:4607 67:2998 68:1301 69:4068 70:1161 71:558 72:2858 74:2595 75:1551 76:622 77:2486 78:1868 79:1785 80:2176 81:2019 82:1641 83:1370 84:1682 85:3175 86:924 87:2029 88:1235 89:4175 90:690 91:8169 92:2340 93:2705 94:3731 95:4193 96:1277 97:317 98:1028 99:738 100:73 101:1166 102:3520 103:32278 104:4759 105:697 106:994 107:2483 108:1148 109:4051 110:2128 111:3248 112:2047 113:1807 114:1811 115:2079 116:1944 117:2662 118:2802 119:1974 120:1781 121:1299 122:2691 123:2254 124:1608 125:2834 126:32 128:1385 129:921 130:1166 131:1876 132:801 133:416 134:1728 135:318 136:1120 137:1050 138:2861 139:1522 140:1414 141:1370 142:1666 143:1562 144:1022 145:359 146:2092 147:1994 148:2534 149:2741 150:1023 151:1364 152:2211 153:521 154:6877 155:1484 156:2158 157:1876 158:1170 159:2430 160:2809 161:1695 162:3522 163:1700 164:1676 165:2130 166:1247 167:1814 168:4027 169:806 170:4992 171:1028 172:3890 173:3049 174:889 175:1236 176:3448 177:4685 178:3671 179:2215 180:2413 181:3791 182:3332 183:1977 184:2257 185:20856 186:4997 187:4379 188:4057 189:4190 190:9478 191:1529 192:11025 193:9154 194:7478 195:5291 196:3193 197:2667 198:5909 199:7995 200:8052 201:6227 202:10219 203:10253 204:4560 205:3628 206:4445 207:3494 208:4160 209:5007 210:4397 211:2529 212:4358 213:3586 214:1051 215:49 216:6741 217:3067 218:1324 219:421 220:1810 221:1022 222:691 223:2224 End of report