Global IPv4 Routing Table Report 05:00 +10GMT Sat 04 Dec, 2021 BGP Table as seen in Brisbane. Report Website: https://thyme.apnic.net Detailed Analysis: https://thyme.apnic.net/au/ Analysis Summary ---------------- BGP routing table entries examined: 902116 Prefixes after maximum aggregation (per Origin AS): 334369 Deaggregation factor: 2.70 Unique aggregates announced (without unneeded subnets): 421693 Number of IPv4 prefixes with ROAs (including AS0): 249668 Total ASes present in the Internet Routing Table: 72415 Prefixes per ASN: 12.46 Origin-only ASes present in the Internet Routing Table: 62274 Origin ASes announcing only one prefix: 25178 Transit ASes present in the Internet Routing Table: 10141 Transit-only ASes present in the Internet Routing Table: 369 Average AS path length visible in the Internet Routing Table: 3.8 Max AS path length visible: 53 Max AS path prepend of ASN (265020) 50 Prefixes from unregistered ASNs in the Routing Table: 893 Number of instances of unregistered ASNs: 896 Number of 32-bit ASNs allocated by the RIRs: 37979 Number of 32-bit ASNs visible in the Routing Table: 31530 Prefixes from 32-bit ASNs in the Routing Table: 152673 Number of bogon 32-bit ASNs visible in the Routing Table: 36 Special use prefixes present in the Routing Table: 1 Prefixes being announced from unallocated address space: 859 Number of addresses announced to Internet: 3074083844 Equivalent to 183 /8s, 58 /16s and 204 /24s Percentage of available address space announced: 83.0 Percentage of allocated address space announced: 83.0 Percentage of available address space allocated: 100.0 Percentage of address space in use by end-sites: 99.5 Total number of prefixes smaller than registry allocations: 307585 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 235646 Total APNIC prefixes after maximum aggregation: 64940 APNIC Deaggregation factor: 3.63 Prefixes being announced from the APNIC address blocks: 230411 Unique aggregates announced from the APNIC address blocks: 92781 APNIC Region origin ASes present in the Internet Routing Table: 12111 APNIC Prefixes per ASN: 19.02 APNIC Region origin ASes announcing only one prefix: 3423 APNIC Region transit ASes present in the Internet Routing Table: 1719 Average APNIC Region AS path length visible: 3.5 Max APNIC Region AS path length visible: 35 Number of APNIC region 32-bit ASNs visible in the Routing Table: 7309 Number of APNIC addresses announced to Internet: 773767939 Equivalent to 46 /8s, 30 /16s and 195 /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, 131072-151865 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: 258139 Total ARIN prefixes after maximum aggregation: 118292 ARIN Deaggregation factor: 2.18 Prefixes being announced from the ARIN address blocks: 257902 Unique aggregates announced from the ARIN address blocks: 122112 ARIN Region origin ASes present in the Internet Routing Table: 18962 ARIN Prefixes per ASN: 13.60 ARIN Region origin ASes announcing only one prefix: 6870 ARIN Region transit ASes present in the Internet Routing Table: 1928 Average ARIN Region AS path length visible: 3.7 Max ARIN Region AS path length visible: 36 Number of ARIN region 32-bit ASNs visible in the Routing Table: 4239 Number of ARIN addresses announced to Internet: 1301228032 Equivalent to 77 /8s, 143 /16s and 42 /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, 393216-401308 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: 255723 Total RIPE prefixes after maximum aggregation: 118024 RIPE Deaggregation factor: 2.17 Prefixes being announced from the RIPE address blocks: 251878 Unique aggregates announced from the RIPE address blocks: 147086 RIPE Region origin ASes present in the Internet Routing Table: 28186 RIPE Prefixes per ASN: 8.94 RIPE Region origin ASes announcing only one prefix: 12098 RIPE Region transit ASes present in the Internet Routing Table: 3875 Average RIPE Region AS path length visible: 3.9 Max RIPE Region AS path length visible: 27 Number of RIPE region 32-bit ASNs visible in the Routing Table: 10580 Number of RIPE addresses announced to Internet: 713767680 Equivalent to 42 /8s, 139 /16s and 59 /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 196608-213403 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: 123492 Total LACNIC prefixes after maximum aggregation: 27134 LACNIC Deaggregation factor: 4.55 Prefixes being announced from the LACNIC address blocks: 124298 Unique aggregates announced from the LACNIC address blocks: 47694 LACNIC Region origin ASes present in the Internet Routing Table: 10817 LACNIC Prefixes per ASN: 11.49 LACNIC Region origin ASes announcing only one prefix: 2253 LACNIC Region transit ASes present in the Internet Routing Table: 2132 Average LACNIC Region AS path length visible: 4.3 Max LACNIC Region AS path length visible: 53 Number of LACNIC region 32-bit ASNs visible in the Routing Table: 8491 Number of LACNIC addresses announced to Internet: 176396544 Equivalent to 10 /8s, 131 /16s and 153 /24s LACNIC AS Blocks 26592-26623, 27648-28671, 52224-53247, 61440-61951, 64099-64197, 262144-272796 + 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: 28223 Total AfriNIC prefixes after maximum aggregation: 5302 AfriNIC Deaggregation factor: 5.32 Prefixes being announced from the AfriNIC address blocks: 36768 Unique aggregates announced from the AfriNIC address blocks: 11238 AfriNIC Region origin ASes present in the Internet Routing Table: 1584 AfriNIC Prefixes per ASN: 23.21 AfriNIC Region origin ASes announcing only one prefix: 534 AfriNIC Region transit ASes present in the Internet Routing Table: 310 Average AfriNIC Region AS path length visible: 4.3 Max AfriNIC Region AS path length visible: 27 Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 911 Number of AfriNIC addresses announced to Internet: 108378880 Equivalent to 6 /8s, 117 /16s and 187 /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 8746 8999 54 CHINAMOBILE-CN China Mobile Communicati 7545 5873 787 678 TPG-INTERNET-AP TPG Telecom Limited, AU 4538 4637 4192 73 ERX-CERNET-BKB China Education and Rese 7552 3576 1330 19 VIETEL-AS-AP Viettel Group, VN 7713 3483 1022 56 TELKOMNET-AS-AP PT Telekomunikasi Indon 45899 3343 1896 54 VNPT-AS-VN VNPT Corp, VN 4766 2249 11374 574 KIXS-AS-KR Korea Telecom, KR 9498 2187 476 238 BBIL-AP BHARTI Airtel Ltd., IN 45090 2136 1198 75 TENCENT-NET-AP Shenzhen Tencent Compute 4755 2122 429 203 TATACOMM-AS TATA Communications formerl Complete listing at https://thyme.apnic.net/au/data-ASnet-APNIC ARIN Region per AS prefix count summary --------------------------------------- ASN No of nets /20 equiv MaxAgg Description 16509 6025 10031 2577 AMAZON-02, US 11492 4593 304 819 CABLEONE, US 22773 4021 3068 375 ASN-CXA-ALL-CCI-22773-RDC, US 7155 3950 264 30 VIASAT-SP-BACKBONE, US 16625 3683 1897 2559 AKAMAI-AS, US 6327 3389 1318 63 SHAW, CA 749 2890 50784 2146 DNIC-AS-00749, US 30036 2604 374 129 MEDIACOM-ENTERPRISE-BUSINESS, US 209 2526 5043 436 CENTURYLINK-US-LEGACY-QWEST, US 20115 2236 3032 502 CHARTER-20115, US Complete listing at https://thyme.apnic.net/au/data-ASnet-ARIN RIPE Region per AS prefix count summary --------------------------------------- ASN No of nets /20 equiv MaxAgg Description 47331 7935 1061 3416 TTNET, TR 12479 6858 1733 150 UNI2-AS, ES 20940 3874 3197 547 AKAMAI-ASN1, NL 8551 3455 378 39 BEZEQ-INTERNATIONAL-AS Bezeqint Interne 39891 3271 187 23 ALJAWWALSTC-AS, SA 12389 2908 2279 898 ROSTELECOM-AS, RU 9009 2572 264 1349 M247, GB 34984 2204 355 598 TELLCOM-AS, TR 58224 1753 917 576 TCI, IR 61317 1654 214 928 ASDETUK www.heficed.com, GB Complete listing at https://thyme.apnic.net/au/data-ASnet-RIPE LACNIC Region per AS prefix count summary ----------------------------------------- ASN No of nets /20 equiv MaxAgg Description 8151 10502 3450 583 Uninet S.A. de C.V., MX 10620 3254 491 829 Telmex Colombia S.A., CO 11830 2469 369 62 Instituto Costarricense de Electricidad 13999 1609 284 450 Mega Cable, S.A. de C.V., MX 6503 1434 354 521 Axtel, S.A.B. de C.V., MX 28573 1372 2317 261 CLARO S.A., BR 3816 1240 651 153 COLOMBIA TELECOMUNICACIONES S.A. ESP, C 26615 1145 2351 141 TIM SA, BR 6147 1089 370 21 Telefonica del Peru S.A.A., PE 11664 981 189 442 Techtel LMDS Comunicaciones Interactiva Complete listing at https://thyme.apnic.net/au/data-ASnet-LACNIC AfriNIC Region per AS prefix count summary ------------------------------------------ ASN No of nets /20 equiv MaxAgg Description 24863 1625 393 21 LINKdotNET-AS, EG 24835 1549 499 32 RAYA-AS, EG 36992 1287 1430 268 ETISALAT-MISR, EG 36903 1195 543 114 MT-MPLS, MA 29571 822 68 11 ORANGE-COTE-IVOIRE, CI 36935 704 523 44 Vodafone-, EG 6713 612 1863 34 IAM-AS, MA 15399 523 50 31 WANANCHI-, KE 37342 470 32 1 MOVITEL, MZ 23889 428 232 16 MauritiusTelecom, MU Complete listing at https://thyme.apnic.net/au/data-ASnet-AFRINIC Global Per AS prefix count summary ---------------------------------- ASN No of nets /20 equiv MaxAgg Description 8151 10502 3450 583 Uninet S.A. de C.V., MX 9808 8746 8999 54 CHINAMOBILE-CN China Mobile Communicati 47331 7935 1061 3416 TTNET, TR 12479 6858 1733 150 UNI2-AS, ES 16509 6025 10031 2577 AMAZON-02, US 7545 5873 787 678 TPG-INTERNET-AP TPG Telecom Limited, AU 4538 4637 4192 73 ERX-CERNET-BKB China Education and Rese 11492 4593 304 819 CABLEONE, US 22773 4021 3068 375 ASN-CXA-ALL-CCI-22773-RDC, US 7155 3950 264 30 VIASAT-SP-BACKBONE, US Complete listing at https://thyme.apnic.net/au/data-ASnet Global Per AS Maximum Aggregation summary ----------------------------------------- ASN No of nets Net Savings Description 9808 8746 8692 CHINAMOBILE-CN China Mobile Communications Grou 12479 6858 6708 UNI2-AS, ES 7545 5873 5195 TPG-INTERNET-AP TPG Telecom Limited, AU 4538 4637 4564 ERX-CERNET-BKB China Education and Research Net 47331 7935 4519 TTNET, TR 7155 3950 3920 VIASAT-SP-BACKBONE, US 11492 4593 3774 CABLEONE, US 22773 4021 3646 ASN-CXA-ALL-CCI-22773-RDC, US 7552 3576 3557 VIETEL-AS-AP Viettel Group, VN 16509 6025 3448 AMAZON-02, US Complete listing at https://thyme.apnic.net/au/data-CIDRnet List of Unregistered Origin ASNs (Global) ----------------------------------------- Bad AS Designation Net Originated Transit AS Transit AS Name 46990 UNALLOCATED 8.5.242.0/23 3356 LEVEL3, US 62828 UNALLOCATED 8.21.130.0/24 3356 LEVEL3, US 393266 UNALLOCATED 8.23.52.0/24 46887 LIGHTOWER, US 18604 UNALLOCATED 8.25.204.0/24 3356 LEVEL3, US 394936 UNALLOCATED 8.33.224.0/24 174 COGENT-174, US 54338 UNALLOCATED 8.33.241.0/24 6461 ZAYO-6461, US 1782 UNALLOCATED 8.42.19.0/24 3356 LEVEL3, US 395438 UNALLOCATED 8.42.206.0/24 3356 LEVEL3, US 395056 UNALLOCATED 8.45.133.0/24 3356 LEVEL3, US 32306 UNALLOCATED 8.46.80.0/24 3356 LEVEL3, US Complete listing at https://thyme.apnic.net/au/data-badAS Prefixes from private and non-routed address space (Global) ----------------------------------------------------------- Prefix Origin AS Description 192.88.99.0/24 6939 HURRICANE, US Complete listing at https://thyme.apnic.net/au/data-dsua Advertised Unallocated Addresses -------------------------------- Unassigned Network ASN Information AS Name 23.141.0.0/24 Origin: 395350 UNASSIGNED 23.141.0.0/24 Transit: 11426 TWC-11426-CAROLINAS, US 23.170.250.0/24 Origin: 210907 PEACEWEB-AS This AS Number is used by Pe 23.170.250.0/24 Transit: 47869 NETROUTING-AS, NL 23.252.160.0/24 Origin: 398968 GROUP-IID-01, US 23.252.160.0/24 Transit: 1299 TWELVE99 Twelve99, Telia Carrier, SE 23.252.161.0/24 Origin: 398968 GROUP-IID-01, US 23.252.161.0/24 Transit: 1299 TWELVE99 Twelve99, Telia Carrier, SE 23.252.162.0/24 Origin: 398968 GROUP-IID-01, US 23.252.162.0/24 Transit: 1299 TWELVE99 Twelve99, Telia Carrier, SE Complete listing at https://thyme.apnic.net/au/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 /9:13 /10:41 /11:101 /12:307 /13:596 /14:1210 /15:2092 /16:13588 /17:8364 /18:14104 /19:25603 /20:44107 /21:52933 /22:109695 /23:99179 /24:529030 /25:2 /26:1 /27:3 /28:1 /29:7 /30:2 /31:0 /32:1121 Advertised prefixes smaller than registry allocations ----------------------------------------------------- ASN No of nets Total ann. Description 47331 7136 7935 TTNET, TR 12479 5789 6858 UNI2-AS, ES 8151 4328 10502 Uninet S.A. de C.V., MX 11492 3546 4593 CABLEONE, US 6327 3199 3389 SHAW, CA 7155 3040 3950 VIASAT-SP-BACKBONE, US 22773 2992 4021 ASN-CXA-ALL-CCI-22773-RDC, US 8551 2919 3455 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo 39891 2807 3271 ALJAWWALSTC-AS, SA 30036 2259 2604 MEDIACOM-ENTERPRISE-BUSINESS, US Complete listing at https://thyme.apnic.net/au/data-sXXas-nos Number of /24s announced per /8 block (Global) ---------------------------------------------- 1:1907 2:1214 3:147 4:18 5:3746 6:100 7:5 8:1555 9:1 11:172 12:1706 13:409 14:2295 15:133 16:32 17:374 18:130 20:152 21:4 22:188 23:5339 24:2412 25:4 27:2652 29:19 31:2418 32:116 34:1 35:48 36:1747 37:3956 38:2391 39:660 40:166 41:3956 42:1046 43:2141 44:298 45:16652 46:3740 47:321 49:1677 50:1889 51:104 52:1379 54:290 55:725 56:4 57:62 58:1806 59:1143 60:940 61:2313 62:2449 63:1974 64:5453 65:2367 66:5037 67:2981 68:1210 69:4171 70:1356 71:685 72:3165 74:2654 75:1512 76:710 77:2226 78:3901 79:2718 80:1917 81:1653 82:1424 83:1184 84:1299 85:3583 86:701 87:1908 88:2617 89:3160 90:482 91:7607 92:1897 93:2600 94:3277 95:4556 96:1301 97:344 98:987 99:899 100:76 101:1311 102:1951 103:27827 104:4095 105:452 106:845 107:2400 108:766 109:4036 110:2077 111:3100 112:1973 113:1495 114:1574 115:2191 116:1914 117:2476 118:2323 119:1906 120:1590 121:1083 122:2566 123:2177 124:1551 125:2064 128:1629 129:1114 130:931 131:2217 132:865 133:364 134:1925 135:288 136:794 137:1014 138:2739 139:1219 140:820 141:1323 142:1248 143:1470 144:1258 145:331 146:1720 147:1477 148:2253 149:1582 150:861 151:1069 152:1654 153:524 154:3402 155:1357 156:1844 157:1206 158:990 159:2025 160:2372 161:1280 162:3433 163:1194 164:1710 165:1531 166:617 167:1716 168:3883 169:690 170:4700 171:813 172:2866 173:3060 174:1008 175:1174 176:3486 177:5687 178:3060 179:2333 180:2344 181:2667 182:3126 183:1942 184:2413 185:19237 186:4775 187:4162 188:3609 189:3517 190:8937 191:1792 192:11069 193:8506 194:6961 195:5037 196:2964 197:2444 198:6033 199:6022 200:7839 201:5778 202:10704 203:10297 204:4518 205:3388 206:3878 207:3375 208:4032 209:4686 210:4272 211:2433 212:3939 213:3434 214:1163 215:62 216:6499 217:2722 218:1229 219:598 220:2050 221:988 222:869 223:2107 End of report