This is an automated weekly mailing describing the state of the Internet Global IPv4 Routing Table as seen from APNIC's router in Brisbane. The posting is sent to APOPS, NANOG, AfNOG, SANOG, PacNOG, SAFNOG TZNOG, MENOG, BJNOG, SDNOG, CMNOG, LACNOG and the RIPE Routing WG. Daily listings are sent to bgp-stats@lists.apnic.net For historical data, please see http://thyme.rand.apnic.net. If you have any comments please contact Philip Smith . Global IPv4 Routing Table Report 05:00 +10GMT Sat 16 Oct, 2021 Report Website: http://thyme.rand.apnic.net Detailed Analysis: http://thyme.rand.apnic.net/au/ Analysis Summary ---------------- BGP routing table entries examined: 892647 Prefixes after maximum aggregation (per Origin AS): 330845 Deaggregation factor: 2.70 Unique aggregates announced (without unneeded subnets): 418245 Total ASes present in the Internet Routing Table: 72148 Prefixes per ASN: 12.37 Origin-only ASes present in the Internet Routing Table: 62099 Origin ASes announcing only one prefix: 25043 Transit ASes present in the Internet Routing Table: 10049 Transit-only ASes present in the Internet Routing Table: 352 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: 972 Number of instances of unregistered ASNs: 973 Number of 32-bit ASNs allocated by the RIRs: 37511 Number of 32-bit ASNs visible in the Routing Table: 31184 Prefixes from 32-bit ASNs in the Routing Table: 150501 Number of bogon 32-bit ASNs visible in the Routing Table: 30 Special use prefixes present in the Routing Table: 1 Prefixes being announced from unallocated address space: 467 Number of addresses announced to Internet: 3072354051 Equivalent to 183 /8s, 32 /16s and 103 /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: 304825 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 232659 Total APNIC prefixes after maximum aggregation: 64306 APNIC Deaggregation factor: 3.62 Prefixes being announced from the APNIC address blocks: 227100 Unique aggregates announced from the APNIC address blocks: 91891 APNIC Region origin ASes present in the Internet Routing Table: 12023 APNIC Prefixes per ASN: 18.89 APNIC Region origin ASes announcing only one prefix: 3385 APNIC Region transit ASes present in the Internet Routing Table: 1702 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: 7202 Number of APNIC addresses announced to Internet: 773626882 Equivalent to 46 /8s, 28 /16s and 156 /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, 131072-147769 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: 255925 Total ARIN prefixes after maximum aggregation: 116945 ARIN Deaggregation factor: 2.19 Prefixes being announced from the ARIN address blocks: 255936 Unique aggregates announced from the ARIN address blocks: 121428 ARIN Region origin ASes present in the Internet Routing Table: 18917 ARIN Prefixes per ASN: 13.53 ARIN Region origin ASes announcing only one prefix: 6858 ARIN Region transit ASes present in the Internet Routing Table: 1916 Average ARIN Region AS path length visible: 3.7 Max ARIN Region AS path length visible: 28 Number of ARIN region 32-bit ASNs visible in the Routing Table: 4158 Number of ARIN addresses announced to Internet: 1301485056 Equivalent to 77 /8s, 147 /16s and 22 /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: 253309 Total RIPE prefixes after maximum aggregation: 116844 RIPE Deaggregation factor: 2.17 Prefixes being announced from the RIPE address blocks: 249515 Unique aggregates announced from the RIPE address blocks: 145949 RIPE Region origin ASes present in the Internet Routing Table: 28105 RIPE Prefixes per ASN: 8.88 RIPE Region origin ASes announcing only one prefix: 12039 RIPE Region transit ASes present in the Internet Routing Table: 3839 Average RIPE Region AS path length visible: 3.9 Max RIPE Region AS path length visible: 25 Number of RIPE region 32-bit ASNs visible in the Routing Table: 10478 Number of RIPE addresses announced to Internet: 712106496 Equivalent to 42 /8s, 113 /16s and 226 /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: 122047 Total LACNIC prefixes after maximum aggregation: 26803 LACNIC Deaggregation factor: 4.55 Prefixes being announced from the LACNIC address blocks: 122888 Unique aggregates announced from the LACNIC address blocks: 47482 LACNIC Region origin ASes present in the Internet Routing Table: 10782 LACNIC Prefixes per ASN: 11.40 LACNIC Region origin ASes announcing only one prefix: 2235 LACNIC Region transit ASes present in the Internet Routing Table: 2115 Average LACNIC Region AS path length visible: 4.4 Max LACNIC Region AS path length visible: 53 Number of LACNIC region 32-bit ASNs visible in the Routing Table: 8455 Number of LACNIC addresses announced to Internet: 176543232 Equivalent to 10 /8s, 133 /16s and 214 /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: 27735 Total AfriNIC prefixes after maximum aggregation: 5226 AfriNIC Deaggregation factor: 5.31 Prefixes being announced from the AfriNIC address blocks: 36741 Unique aggregates announced from the AfriNIC address blocks: 11103 AfriNIC Region origin ASes present in the Internet Routing Table: 1564 AfriNIC Prefixes per ASN: 23.49 AfriNIC Region origin ASes announcing only one prefix: 526 AfriNIC Region transit ASes present in the Internet Routing Table: 306 Average AfriNIC Region AS path length visible: 4.3 Max AfriNIC Region AS path length visible: 30 Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 891 Number of AfriNIC addresses announced to Internet: 108274944 Equivalent to 6 /8s, 116 /16s and 37 /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 8361 8999 54 CMNET-GD Guangdong Mobile Communication 7545 5864 786 679 TPG-INTERNET-AP TPG Telecom Limited, AU 4538 3879 4192 73 ERX-CERNET-BKB China Education and Rese 7552 3624 1330 19 VIETEL-AS-AP Viettel Group, VN 7713 3513 1022 56 TELKOMNET-AS-AP PT Telekomunikasi Indon 45899 3033 1896 55 VNPT-AS-VN VNPT Corp, VN 4766 2254 11374 574 KIXS-AS-KR Korea Telecom, KR 9498 2162 472 238 BBIL-AP BHARTI Airtel Ltd., IN 4755 2127 429 203 TATACOMM-AS TATA Communications formerl 45090 2121 1197 71 CNNIC-TENCENT-NET-AP Shenzhen Tencent C Complete listing at http://thyme.rand.apnic.net/au/data-ASnet-APNIC ARIN Region per AS prefix count summary --------------------------------------- ASN No of nets /20 equiv MaxAgg Description 16509 5766 9986 2515 AMAZON-02, US 11492 4675 309 786 CABLEONE, US 22773 4095 3079 383 ASN-CXA-ALL-CCI-22773-RDC, US 7155 3950 264 30 VIASAT-SP-BACKBONE, US 16625 3644 1883 2537 AKAMAI-AS, US 6327 3370 1318 68 SHAW, CA 30036 2577 373 238 MEDIACOM-ENTERPRISE-BUSINESS, US 209 2534 5028 451 CENTURYLINK-US-LEGACY-QWEST, US 20115 2242 3032 504 CHARTER-20115, US 7018 2241 24164 1430 ATT-INTERNET4, US Complete listing at http://thyme.rand.apnic.net/au/data-ASnet-ARIN RIPE Region per AS prefix count summary --------------------------------------- ASN No of nets /20 equiv MaxAgg Description 47331 8190 1091 3321 TTNET, TR 12479 6848 1726 143 UNI2-AS, ES 20940 3876 3198 561 AKAMAI-ASN1, NL 8551 3291 378 39 BEZEQ-INTERNATIONAL-AS Bezeqint Interne 39891 3271 187 23 ALJAWWALSTC-AS, SA 12389 2900 2283 896 ROSTELECOM-AS, RU 9009 2505 260 1322 M247, GB 34984 2240 358 602 TELLCOM-AS, TR 58224 1692 902 580 TCI, IR 61317 1655 241 919 ASDETUK www.heficed.com, GB Complete listing at http://thyme.rand.apnic.net/au/data-ASnet-RIPE LACNIC Region per AS prefix count summary ----------------------------------------- ASN No of nets /20 equiv MaxAgg Description 8151 8875 3458 571 Uninet S.A. de C.V., MX 10620 3417 520 714 Telmex Colombia S.A., CO 11830 2498 369 62 Instituto Costarricense de Electricidad 13999 1671 330 465 Mega Cable, S.A. de C.V., MX 6503 1523 359 478 Axtel, S.A.B. de C.V., MX 28573 1450 2309 244 CLARO S.A., BR 3816 1240 651 153 COLOMBIA TELECOMUNICACIONES S.A. ESP, C 26615 1119 2351 135 TIM SA, BR 6147 1088 369 22 Telefonica del Peru S.A.A., PE 11172 957 111 70 Alestra, S. de R.L. de C.V., MX Complete listing at http://thyme.rand.apnic.net/au/data-ASnet-LACNIC AfriNIC Region per AS prefix count summary ------------------------------------------ ASN No of nets /20 equiv MaxAgg Description 24863 1636 393 21 LINKdotNET-AS, EG 24835 1531 503 32 RAYA-AS, EG 36992 1287 1418 270 ETISALAT-MISR, EG 36903 1183 537 110 MT-MPLS, MA 29571 800 68 11 ORANGE-COTE-IVOIRE, CI 36935 630 523 44 Vodafone-, EG 6713 611 1863 34 IAM-AS, MA 15399 514 50 31 WANANCHI-, KE 37342 471 32 1 MOVITEL, MZ 23889 425 232 16 MauritiusTelecom, MU Complete listing at http://thyme.rand.apnic.net/au/data-ASnet-AFRINIC Global Per AS prefix count summary ---------------------------------- ASN No of nets /20 equiv MaxAgg Description 8151 8875 3458 571 Uninet S.A. de C.V., MX 9808 8361 8999 54 CMNET-GD Guangdong Mobile Communication 47331 8190 1091 3321 TTNET, TR 12479 6848 1726 143 UNI2-AS, ES 7545 5864 786 679 TPG-INTERNET-AP TPG Telecom Limited, AU 16509 5766 9986 2515 AMAZON-02, US 11492 4675 309 786 CABLEONE, US 22773 4095 3079 383 ASN-CXA-ALL-CCI-22773-RDC, US 7155 3950 264 30 VIASAT-SP-BACKBONE, US 4538 3879 4192 73 ERX-CERNET-BKB China Education and Rese Complete listing at http://thyme.rand.apnic.net/au/data-ASnet Global Per AS Maximum Aggregation summary ----------------------------------------- ASN No of nets Net Savings Description 9808 8361 8307 CMNET-GD Guangdong Mobile Communication Co.Ltd. 12479 6848 6705 UNI2-AS, ES 7545 5864 5185 TPG-INTERNET-AP TPG Telecom Limited, AU 47331 8190 4869 TTNET, TR 7155 3950 3920 VIASAT-SP-BACKBONE, US 11492 4675 3889 CABLEONE, US 4538 3879 3806 ERX-CERNET-BKB China Education and Research Net 22773 4095 3712 ASN-CXA-ALL-CCI-22773-RDC, US 7552 3624 3605 VIETEL-AS-AP Viettel Group, VN 7713 3513 3457 TELKOMNET-AS-AP PT Telekomunikasi Indonesia, ID Complete listing at http://thyme.rand.apnic.net/au/data-CIDRnet List of Unregistered Origin ASNs (Global) ----------------------------------------- Bad AS Designation Net Originated Transit AS Transit AS Name 398418 UNALLOCATED 8.2.200.0/24 2914 NTT-COMMUNICATIONS-2914, US 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 23061 UNALLOCATED 8.39.119.0/24 3356 LEVEL3, US 1782 UNALLOCATED 8.42.19.0/24 3356 LEVEL3, US 395438 UNALLOCATED 8.42.206.0/24 3356 LEVEL3, US Complete listing at http://thyme.rand.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 http://thyme.rand.apnic.net/au/data-dsua Advertised Unallocated Addresses -------------------------------- Unassigned Network ASN Information AS Name 23.132.208.0/24 Origin: 7850 CITYLINKFIBER, US 23.132.208.0/24 Transit: 7575 AARNET-AS-AP Australian Academic and Res 23.141.0.0/24 Origin: 395350 UNASSIGNED 23.141.0.0/24 Transit: 11426 TWC-11426-CAROLINAS, US 23.170.145.0/24 Origin: 399091 INTERDATALINK-INC, US 23.170.145.0/24 Transit: 32217 GPIEX, US 27.100.7.0/24 Origin: 56096 UNASSIGNED 27.100.7.0/24 Transit: 45455 TH-2S1N-AP Two S One N Co Ltd, Internet 41.57.124.0/22 Origin: 37442 UNASSIGNED 41.57.124.0/22 Transit: 174 COGENT-174, US Complete listing at http://thyme.rand.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 /12:306 /13:597 /14:1212 /15:2092 /16:13618 /17:8297 /18:14064 /19:25534 /20:43185 /21:52564 /22:108996 /23:97888 /24:522978 /25:4 /26:0 /27:0 /28:1 /29:0 /30:1 /31:0 /32:1139 Advertised prefixes smaller than registry allocations ----------------------------------------------------- ASN No of nets Total ann. Description 47331 7361 8190 TTNET, TR 12479 5809 6848 UNI2-AS, ES 11492 3616 4675 CABLEONE, US 8151 3266 8875 Uninet S.A. de C.V., MX 6327 3179 3370 SHAW, CA 7155 3040 3950 VIASAT-SP-BACKBONE, US 22773 3018 4095 ASN-CXA-ALL-CCI-22773-RDC, US 39891 2807 3271 ALJAWWALSTC-AS, SA 8551 2756 3291 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo 30036 2230 2577 MEDIACOM-ENTERPRISE-BUSINESS, US Complete listing at http://thyme.rand.apnic.net/au/data-sXXas-nos Number of /24s announced per /8 block (Global) ---------------------------------------------- 1:1921 2:1100 3:145 4:19 5:3689 6:85 7:5 8:1548 9:1 11:172 12:1718 13:407 14:2252 15:115 16:24 17:370 18:125 20:136 21:4 22:188 23:5191 24:2470 25:2 27:2645 29:19 31:2433 32:116 34:1 35:47 36:1682 37:3941 38:2304 39:614 40:165 41:3938 42:1047 43:2114 44:295 45:16539 46:3709 47:320 48:3 49:1678 50:1840 51:100 52:1334 54:248 55:739 56:4 57:62 58:1816 59:1123 60:937 61:2233 62:2373 63:1981 64:5418 65:2378 66:5072 67:2943 68:1189 69:4145 70:1372 71:687 72:3224 74:2665 75:1502 76:694 77:2129 78:3926 79:2635 80:1901 81:1687 82:1384 83:1171 84:1295 85:3637 86:728 87:1880 88:2699 89:3088 90:512 91:7496 92:1837 93:2587 94:3201 95:4530 96:1298 97:348 98:980 99:949 100:75 101:1296 102:1845 103:27512 104:4072 105:461 106:826 107:2393 108:747 109:3906 110:1956 111:3048 112:1955 113:1313 114:1506 115:2184 116:1900 117:2475 118:2263 119:1905 120:1533 121:1067 122:2567 123:2162 124:1553 125:1931 128:1430 129:1316 130:925 131:2174 132:869 133:364 134:1872 135:317 136:793 137:1010 138:2716 139:1205 140:726 141:1269 142:1215 143:1487 144:1269 145:327 146:1563 147:1432 148:2241 149:1492 150:839 151:1091 152:1655 153:510 154:3265 155:1339 156:1777 157:1195 158:1007 159:2054 160:2384 161:1249 162:3370 163:1098 164:1676 165:1495 166:585 167:1700 168:3918 169:696 170:4743 171:811 172:2766 173:2967 174:1001 175:1146 176:3434 177:5719 178:3064 179:2315 180:2335 181:2692 182:3089 183:1930 184:2418 185:19127 186:4747 187:3826 188:3557 189:3330 190:8806 191:1795 192:10739 193:8426 194:6919 195:4956 196:2928 197:2272 198:6055 199:5946 200:7687 201:5794 202:10557 203:10418 204:4521 205:3389 206:4081 207:3366 208:4026 209:4787 210:4221 211:2374 212:3818 213:3410 214:1166 215:61 216:6472 217:2761 218:1197 219:570 220:2009 221:979 222:847 223:1968 End of report