IPv4 R&E Routing Table Report 23:05 GMT Wed 04 Dec, 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: 958330 Prefixes after maximum aggregation (per Origin AS): 368307 Deaggregation factor: 2.60 Unique aggregates announced (without unneeded subnets): 471700 Number of IPv4 prefixes with a valid ROA: 509735 Number of IPv4 prefixes with an invalid ROA: 1354 Number of IPv4 prefixes with no ROA: 447241 Total ASes present in the Internet Routing Table: 76293 Prefixes per ASN: 12.56 Origin-only ASes present in the Internet Routing Table: 65516 Origin ASes announcing only one prefix: 26835 Transit ASes present in the Internet Routing Table: 10777 Transit-only ASes present in the Internet Routing Table: 511 Paths with bogon ASNs present in the IPv4 Routing Table: 17 Average AS path length visible in the Internet Routing Table: 4.8 Max AS path length visible: 77 Max AS path prepend of ASN ( 37447) 73 Prefixes from unregistered ASNs in the Routing Table: 1032 Number of instances of unregistered ASNs: 1044 Number of 32-bit ASNs allocated by the RIRs: 45950 Number of 32-bit ASNs visible in the Routing Table: 37442 Prefixes from 32-bit ASNs in the Routing Table: 195171 Number of bogon 32-bit ASNs visible in the Routing Table: 35 Special use prefixes present in the Routing Table: 0 Prefixes being announced from unallocated address space: 475 Number of addresses announced to Internet: 3024974592 Equivalent to 180 /8s, 77 /16s and 115 /24s Percentage of available address space announced: 81.7 Percentage of allocated address space announced: 81.6 Percentage of available address space allocated: 100.1 Percentage of address space in use by end-sites: 99.6 Total number of prefixes smaller than registry allocations: 315520 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 249594 Total APNIC prefixes after maximum aggregation: 75303 APNIC Deaggregation factor: 3.31 Prefixes being announced from the APNIC address blocks: 241954 Unique aggregates announced from the APNIC address blocks: 101829 APNIC Region origin ASes present in the Internet Routing Table: 14389 APNIC Prefixes per ASN: 16.82 APNIC Region origin ASes announcing only one prefix: 4407 APNIC Region transit ASes present in the Internet Routing Table: 1905 Average APNIC Region AS path length visible: 4.5 Max APNIC Region AS path length visible: 39 Number of APNIC region 32-bit ASNs visible in the Routing Table: 9893 Number of APNIC addresses announced to Internet: 755462912 Equivalent to 45 /8s, 7 /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: 282492 Total ARIN prefixes after maximum aggregation: 126569 ARIN Deaggregation factor: 2.23 Prefixes being announced from the ARIN address blocks: 284887 Unique aggregates announced from the ARIN address blocks: 136555 ARIN Region origin ASes present in the Internet Routing Table: 19158 ARIN Prefixes per ASN: 14.87 ARIN Region origin ASes announcing only one prefix: 6971 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: 25 Number of ARIN region 32-bit ASNs visible in the Routing Table: 5074 Number of ARIN addresses announced to Internet: 1265776384 Equivalent to 75 /8s, 114 /16s and 55 /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, 45/8, 47/8, 48/8, 50/8, 52/8, 54/8, 55/8, 56/8, 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: 268385 Total RIPE prefixes after maximum aggregation: 130117 RIPE Deaggregation factor: 2.06 Prefixes being announced from the RIPE address blocks: 265310 Unique aggregates announced from the RIPE address blocks: 169619 RIPE Region origin ASes present in the Internet Routing Table: 28785 RIPE Prefixes per ASN: 9.22 RIPE Region origin ASes announcing only one prefix: 12112 RIPE Region transit ASes present in the Internet Routing Table: 3930 Average RIPE Region AS path length visible: 5.0 Max RIPE Region AS path length visible: 24 Number of RIPE region 32-bit ASNs visible in the Routing Table: 12124 Number of RIPE addresses announced to Internet: 721752832 Equivalent to 43 /8s, 5 /16s and 19 /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, 53/8, 57/8, 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: 122736 Total LACNIC prefixes after maximum aggregation: 29131 LACNIC Deaggregation factor: 4.21 Prefixes being announced from the LACNIC address blocks: 120281 Unique aggregates announced from the LACNIC address blocks: 48710 LACNIC Region origin ASes present in the Internet Routing Table: 11164 LACNIC Prefixes per ASN: 10.77 LACNIC Region origin ASes announcing only one prefix: 2645 LACNIC Region transit ASes present in the Internet Routing Table: 2484 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: 9084 Number of LACNIC addresses announced to Internet: 177516032 Equivalent to 10 /8s, 148 /16s and 174 /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: 34091 Total AfriNIC prefixes after maximum aggregation: 6545 AfriNIC Deaggregation factor: 5.21 Prefixes being announced from the AfriNIC address blocks: 45423 Unique aggregates announced from the AfriNIC address blocks: 14587 AfriNIC Region origin ASes present in the Internet Routing Table: 1910 AfriNIC Prefixes per ASN: 23.78 AfriNIC Region origin ASes announcing only one prefix: 700 AfriNIC Region transit ASes present in the Internet Routing Table: 364 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: 1267 Number of AfriNIC addresses announced to Internet: 104212224 Equivalent to 6 /8s, 54 /16s and 39 /24s AfriNIC AS Blocks 36864-37887, 327680-329727 & ERX transfers AfriNIC Address Blocks 41/8, 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 10085 8752 85 CHINAMOBILE-CN China Mobile Communication 7545 6185 842 660 TPG-INTERNET-AP TPG Telecom Limited, AU 9498 3963 518 287 BBIL-AP BHARTI Airtel Ltd., IN 7552 3910 1331 25 VIETEL-AS-AP Viettel Group, VN 7713 3681 1037 73 TELKOMNET-AS-AP PT Telekomunikasi Indones 45899 3247 1869 100 VNPT-AS-VN VNPT Corp, VN 24560 2804 836 542 AIRTELBROADBAND-AS-AP Bharti Airtel Ltd., 4755 2216 434 194 TATACOMM-AS TATA Communications formerly 45090 2207 1439 86 TENCENT-NET-AP Shenzhen Tencent Computer 4766 2064 11518 590 KIXS-AS-KR Korea Telecom, KR 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 11102 11970 3952 AMAZON-02, US 11492 4679 311 553 CABLEONE, US 174 4622 8763 880 COGENT-174, US 7155 4168 287 85 VIASAT-SP-BACKBONE, US 6327 3606 1320 79 SHAW, CA 22773 3403 3035 185 ASN-CXA-ALL-CCI-22773-RDC, US 749 3264 54896 2511 DNIC-AS-00749, US 7018 3187 23514 2033 ATT-INTERNET4, US 396982 2886 3655 434 GOOGLE-CLOUD-PLATFORM, US 16625 2825 1231 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 7718 1709 143 UNI2-AS, ES 39891 4750 290 62 ALJAWWALSTC-AS, SA 20940 3870 3395 125 AKAMAI-ASN1, NL 9009 3676 317 1862 M247, RO 12389 2937 2294 878 ROSTELECOM-AS, RU 34984 2342 360 575 TELLCOM-AS, TR 212238 1825 132 1346 CDNEXT, GB 13188 1606 100 33 TRIOLAN, UA 8452 1593 1852 14 TE-AS TE-AS, EG 62240 1491 98 747 CLOUVIDER Clouvider - Global ASN, GB 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 11484 3224 603 UNINET, MX 10620 3543 494 943 Telmex Colombia S.A., CO 13999 2534 537 372 Mega Cable, S.A. de C.V., MX 11830 1993 369 64 Instituto Costarricense de Electricidad y 28573 1334 2310 261 Claro NXT Telecomunicacoes Ltda, BR 3816 1324 778 206 COLOMBIA TELECOMUNICACIONES S.A. ESP BIC, 6503 1152 374 163 Axtel, S.A.B. de C.V., MX 6147 1113 371 22 Telefonica del Peru S.A.A., PE 22884 1065 98 373 TOTAL PLAY TELECOMUNICACIONES SA DE CV, M 26615 999 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 1660 593 29 RAYA-AS, EG 24863 1637 389 16 LINKdotNET-AS, EG 29571 1440 91 60 ORANGE-COTE-IVOIRE, CI 36992 1426 1518 288 ETISALAT-MISR, EG 36903 1249 554 96 MT-MPLS, MA 36935 999 520 40 Vodafone-, EG 20011 943 167 258 INTERNET-SOLUTIONS, ZA 37069 850 1083 15 MOBINIL, EG 6713 558 1861 35 IAM-AS, MA 36914 546 82 3 KENET-AS, KE 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 11484 3224 603 UNINET, MX 16509 11102 11970 3952 AMAZON-02, US 9808 10085 8752 85 CHINAMOBILE-CN China Mobile Communication 12479 7718 1709 143 UNI2-AS, ES 7545 6185 842 660 TPG-INTERNET-AP TPG Telecom Limited, AU 39891 4750 290 62 ALJAWWALSTC-AS, SA 11492 4679 311 553 CABLEONE, US 174 4622 8763 880 COGENT-174, US 7155 4168 287 85 VIASAT-SP-BACKBONE, US 9498 3963 518 287 BBIL-AP BHARTI Airtel Ltd., IN 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 10085 10000 CHINAMOBILE-CN China Mobile Communications Grou 12479 7718 7575 UNI2-AS, ES 16509 11102 7150 AMAZON-02, US 7545 6185 5525 TPG-INTERNET-AP TPG Telecom Limited, AU 39891 4750 4688 ALJAWWALSTC-AS, SA 11492 4679 4126 CABLEONE, US 7155 4168 4083 VIASAT-SP-BACKBONE, US 7552 3910 3885 VIETEL-AS-AP Viettel Group, VN 20940 3870 3745 AKAMAI-ASN1, NL 174 4622 3742 COGENT-174, US 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 23.139.32.0/24 Origin: 14727 RESERVED, ZZ 23.139.32.0/24 Transit: 174 COGENT-174, 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 /13:573 /14:1165 /15:2049 /16:13114 /17:8138 /18:13559 /19:24291 /20:43472 /21:51732 /22:111432 /23:99280 /24:589071 /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 6700 7718 UNI2-AS, ES 8151 5683 11484 UNINET, MX 11492 3555 4679 CABLEONE, US 39891 3441 4750 ALJAWWALSTC-AS, SA 6327 3401 3606 SHAW, CA 7155 3112 4168 VIASAT-SP-BACKBONE, US 22773 2536 3403 ASN-CXA-ALL-CCI-22773-RDC, US 16509 2269 11102 AMAZON-02, US 30036 2209 2549 MEDIACOM-ENTERPRISE-BUSINESS, US 10620 2173 3543 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) ---------------------------------------------- 1:1620 2:1542 3:526 4:8 5:4463 6:166 7:6 8:1539 9:1 11:172 12:1397 13:369 14:2464 15:333 16:271 17:359 18:900 20:448 21:4 22:188 23:7024 24:2669 25:2 27:2662 29:19 31:3026 32:38 34:73 35:174 36:2387 37:4449 38:9053 39:876 40:152 41:4167 42:987 43:2467 44:344 45:17821 46:4899 47:296 49:2002 50:1858 51:586 52:1576 54:317 55:1033 56:8 57:230 58:2076 59:1178 60:1155 61:2799 62:2867 63:1825 64:5405 65:2274 66:4619 67:3016 68:1291 69:3978 70:1116 71:590 72:2857 74:2780 75:1638 76:637 77:2555 78:1844 79:1641 80:2186 81:2032 82:1764 83:1390 84:1761 85:3197 86:970 87:2155 88:1252 89:4375 90:736 91:8261 92:2716 93:2830 94:3853 95:4189 96:1242 97:313 98:1065 99:734 100:71 101:1415 102:3442 103:32283 104:4435 105:721 106:983 107:2413 108:1184 109:4026 110:2231 111:3311 112:2035 113:1525 114:1936 115:2169 116:1994 117:2719 118:2414 119:1979 120:1857 121:1347 122:2724 123:2155 124:1596 125:2841 126:62 128:1520 129:938 130:1250 131:1866 132:801 133:448 134:1505 135:323 136:1334 137:1104 138:2847 139:1530 140:1500 141:1454 142:1835 143:1606 144:1027 145:402 146:2106 147:2043 148:2573 149:2810 150:1160 151:1461 152:2103 153:498 154:7290 155:1566 156:2774 157:1858 158:1217 159:2436 160:3374 161:1743 162:3590 163:1774 164:1686 165:2153 166:1342 167:1861 168:4082 169:789 170:5015 171:999 172:3952 173:3145 174:918 175:1274 176:3544 177:4887 178:3711 179:2279 180:2545 181:3949 182:3356 183:1843 184:2261 185:21255 186:5027 187:4232 188:4207 189:4111 190:9576 191:1511 192:11136 193:9260 194:7644 195:5376 196:3207 197:3605 198:5903 199:8242 200:8049 201:6309 202:10235 203:10440 204:4614 205:3633 206:4600 207:3487 208:4220 209:5084 210:4547 211:2527 212:4503 213:3681 214:1057 215:48 216:6557 217:3093 218:1308 219:387 220:2092 221:1051 222:709 223:2290 End of report