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 18 Sep, 2021 Report Website: http://thyme.rand.apnic.net Detailed Analysis: http://thyme.rand.apnic.net/au/ Analysis Summary ---------------- BGP routing table entries examined: 887219 Prefixes after maximum aggregation (per Origin AS): 327655 Deaggregation factor: 2.71 Unique aggregates announced (without unneeded subnets): 414673 Total ASes present in the Internet Routing Table: 72033 Prefixes per ASN: 12.32 Origin-only ASes present in the Internet Routing Table: 62011 Origin ASes announcing only one prefix: 25047 Transit ASes present in the Internet Routing Table: 10022 Transit-only ASes present in the Internet Routing Table: 338 Average AS path length visible in the Internet Routing Table: 3.8 Max AS path length visible: 38 Max AS path prepend of ASN ( 45609) 34 Prefixes from unregistered ASNs in the Routing Table: 949 Number of instances of unregistered ASNs: 951 Number of 32-bit ASNs allocated by the RIRs: 37242 Number of 32-bit ASNs visible in the Routing Table: 30979 Prefixes from 32-bit ASNs in the Routing Table: 148585 Number of bogon 32-bit ASNs visible in the Routing Table: 34 Special use prefixes present in the Routing Table: 1 Prefixes being announced from unallocated address space: 476 Number of addresses announced to Internet: 3055891968 Equivalent to 182 /8s, 37 /16s and 54 /24s Percentage of available address space announced: 82.5 Percentage of allocated address space announced: 82.5 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: 302693 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 231237 Total APNIC prefixes after maximum aggregation: 63930 APNIC Deaggregation factor: 3.62 Prefixes being announced from the APNIC address blocks: 226079 Unique aggregates announced from the APNIC address blocks: 91287 APNIC Region origin ASes present in the Internet Routing Table: 11952 APNIC Prefixes per ASN: 18.92 APNIC Region origin ASes announcing only one prefix: 3353 APNIC Region transit ASes present in the Internet Routing Table: 1679 Average APNIC Region AS path length visible: 3.5 Max APNIC Region AS path length visible: 38 Number of APNIC region 32-bit ASNs visible in the Routing Table: 7123 Number of APNIC addresses announced to Internet: 774515968 Equivalent to 46 /8s, 42 /16s and 45 /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: 253712 Total ARIN prefixes after maximum aggregation: 115378 ARIN Deaggregation factor: 2.20 Prefixes being announced from the ARIN address blocks: 253684 Unique aggregates announced from the ARIN address blocks: 120024 ARIN Region origin ASes present in the Internet Routing Table: 18930 ARIN Prefixes per ASN: 13.40 ARIN Region origin ASes announcing only one prefix: 6896 ARIN Region transit ASes present in the Internet Routing Table: 1934 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: 4115 Number of ARIN addresses announced to Internet: 1284730880 Equivalent to 76 /8s, 147 /16s and 112 /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: 252263 Total RIPE prefixes after maximum aggregation: 115869 RIPE Deaggregation factor: 2.18 Prefixes being announced from the RIPE address blocks: 248451 Unique aggregates announced from the RIPE address blocks: 144918 RIPE Region origin ASes present in the Internet Routing Table: 28071 RIPE Prefixes per ASN: 8.85 RIPE Region origin ASes announcing only one prefix: 12014 RIPE Region transit ASes present in the Internet Routing Table: 3855 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: 10418 Number of RIPE addresses announced to Internet: 711573504 Equivalent to 42 /8s, 105 /16s and 192 /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: 121634 Total LACNIC prefixes after maximum aggregation: 26536 LACNIC Deaggregation factor: 4.58 Prefixes being announced from the LACNIC address blocks: 122543 Unique aggregates announced from the LACNIC address blocks: 47062 LACNIC Region origin ASes present in the Internet Routing Table: 10791 LACNIC Prefixes per ASN: 11.36 LACNIC Region origin ASes announcing only one prefix: 2261 LACNIC Region transit ASes present in the Internet Routing Table: 2102 Average LACNIC Region AS path length visible: 4.4 Max LACNIC Region AS path length visible: 28 Number of LACNIC region 32-bit ASNs visible in the Routing Table: 8449 Number of LACNIC addresses announced to Internet: 176532736 Equivalent to 10 /8s, 133 /16s and 173 /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: 27424 Total AfriNIC prefixes after maximum aggregation: 5217 AfriNIC Deaggregation factor: 5.26 Prefixes being announced from the AfriNIC address blocks: 35986 Unique aggregates announced from the AfriNIC address blocks: 10959 AfriNIC Region origin ASes present in the Internet Routing Table: 1546 AfriNIC Prefixes per ASN: 23.28 AfriNIC Region origin ASes announcing only one prefix: 523 AfriNIC Region transit ASes present in the Internet Routing Table: 297 Average AfriNIC Region AS path length visible: 4.4 Max AfriNIC Region AS path length visible: 25 Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 874 Number of AfriNIC addresses announced to Internet: 108200704 Equivalent to 6 /8s, 115 /16s and 3 /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 8354 8999 54 CMNET-GD Guangdong Mobile Communication 7545 5818 785 672 TPG-INTERNET-AP TPG Telecom Limited, AU 4538 3873 4192 73 ERX-CERNET-BKB China Education and Rese 7552 3660 1330 19 VIETEL-AS-AP Viettel Group, VN 7713 3515 1023 56 TELKOMNET-AS-AP PT Telekomunikasi Indon 45899 2894 1897 56 VNPT-AS-VN VNPT Corp, VN 9498 2364 502 239 BBIL-AP BHARTI Airtel Ltd., IN 4766 2251 11374 577 KIXS-AS-KR Korea Telecom, KR 45090 2121 1197 71 CNNIC-TENCENT-NET-AP Shenzhen Tencent C 4755 2116 437 192 TATACOMM-AS TATA Communications formerl 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 5582 9717 2472 AMAZON-02, US 11492 4650 308 759 CABLEONE, US 22773 4028 3036 308 ASN-CXA-ALL-CCI-22773-RDC, US 7155 3961 264 32 VIASAT-SP-BACKBONE, US 16625 3594 1854 2501 AKAMAI-AS, US 6327 3368 1318 66 SHAW, CA 30036 2593 375 163 MEDIACOM-ENTERPRISE-BUSINESS, US 209 2512 5029 451 CENTURYLINK-US-LEGACY-QWEST, US 20115 2241 3032 504 CHARTER-20115, US 5972 2166 489 787 DNIC-ASBLK-05800-06055, 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 8227 1094 3305 TTNET, TR 12479 6897 1726 143 UNI2-AS, ES 20940 3802 3360 200 AKAMAI-ASN1, NL 8551 3293 378 39 BEZEQ-INTERNATIONAL-AS Bezeqint Interne 39891 3269 187 23 ALJAWWALSTC-AS, SA 12389 2879 2279 894 ROSTELECOM-AS, RU 9009 2515 263 1339 M247, GB 34984 2224 357 598 TELLCOM-AS, TR 61317 1770 267 973 ASDETUK www.heficed.com, GB 58224 1639 891 570 TCI, IR 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 8553 3454 577 Uninet S.A. de C.V., MX 10620 3418 523 674 Telmex Colombia S.A., CO 11830 2497 369 62 Instituto Costarricense de Electricidad 13999 1719 384 465 Mega Cable, S.A. de C.V., MX 6503 1515 359 478 Axtel, S.A.B. de C.V., MX 28573 1452 2304 231 CLARO S.A., BR 3816 1240 652 152 COLOMBIA TELECOMUNICACIONES S.A. ESP, C 26615 1131 2351 134 TIM SA, BR 6147 1086 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 1634 393 20 LINKdotNET-AS, EG 24835 1463 499 33 RAYA-AS, EG 36992 1289 1417 272 ETISALAT-MISR, EG 36903 1183 537 110 MT-MPLS, MA 29571 781 68 11 ORANGE-COTE-IVOIRE, CI 6713 612 1863 34 IAM-AS, MA 36935 578 522 40 Vodafone-, EG 15399 504 49 29 WANANCHI-, KE 37342 469 32 1 MOVITEL, MZ 23889 434 232 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 8553 3454 577 Uninet S.A. de C.V., MX 9808 8354 8999 54 CMNET-GD Guangdong Mobile Communication 47331 8227 1094 3305 TTNET, TR 12479 6897 1726 143 UNI2-AS, ES 7545 5818 785 672 TPG-INTERNET-AP TPG Telecom Limited, AU 16509 5582 9717 2472 AMAZON-02, US 11492 4650 308 759 CABLEONE, US 22773 4028 3036 308 ASN-CXA-ALL-CCI-22773-RDC, US 7155 3961 264 32 VIASAT-SP-BACKBONE, US 4538 3873 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 8354 8300 CMNET-GD Guangdong Mobile Communication Co.Ltd. 12479 6897 6754 UNI2-AS, ES 7545 5818 5146 TPG-INTERNET-AP TPG Telecom Limited, AU 47331 8227 4922 TTNET, TR 7155 3961 3929 VIASAT-SP-BACKBONE, US 11492 4650 3891 CABLEONE, US 4538 3873 3800 ERX-CERNET-BKB China Education and Research Net 22773 4028 3720 ASN-CXA-ALL-CCI-22773-RDC, US 7552 3660 3641 VIETEL-AS-AP Viettel Group, VN 20940 3802 3602 AKAMAI-ASN1, NL 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 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 395056 UNALLOCATED 8.45.133.0/24 3356 LEVEL3, US 32306 UNALLOCATED 8.46.80.0/24 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: 4826 VOCUS-BACKBONE-AS Vocus Connect Internat 23.141.0.0/24 Origin: 395350 UNASSIGNED 23.141.0.0/24 Transit: 11426 TWC-11426-CAROLINAS, 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 41.57.124.0/23 Origin: 37442 UNASSIGNED 41.57.124.0/23 Transit: 37204 TELONE, ZW 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 /11:102 /12:307 /13:596 /14:1211 /15:2083 /16:13444 /17:8258 /18:14018 /19:25428 /20:43003 /21:52377 /22:108480 /23:97068 /24:520768 /25:4 /26:0 /27:0 /28:1 /29:0 /30:1 /31:0 /32:0 Advertised prefixes smaller than registry allocations ----------------------------------------------------- ASN No of nets Total ann. Description 47331 7390 8227 TTNET, TR 12479 5822 6897 UNI2-AS, ES 11492 3602 4650 CABLEONE, US 6327 3176 3368 SHAW, CA 7155 3049 3961 VIASAT-SP-BACKBONE, US 22773 2997 4028 ASN-CXA-ALL-CCI-22773-RDC, US 8151 2943 8553 Uninet S.A. de C.V., MX 39891 2805 3269 ALJAWWALSTC-AS, SA 8551 2758 3293 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo 30036 2247 2593 MEDIACOM-ENTERPRISE-BUSINESS, US Complete listing at http://thyme.rand.apnic.net/au/data-sXXas-nos Number of /24s announced per /8 block (Global) ---------------------------------------------- 1:1920 2:1110 3:145 4:20 5:3637 6:83 7:5 8:1538 9:1 11:164 12:1736 13:387 14:2219 15:104 16:23 17:355 18:113 20:136 21:4 22:188 23:5106 24:2488 25:2 27:2623 29:19 31:2435 32:117 33:1 34:1 35:47 36:1691 37:3858 38:2246 39:641 40:179 41:3897 42:992 43:2111 44:289 45:16478 46:3774 47:354 48:7 49:1634 50:1818 51:101 52:1317 54:250 55:747 56:4 57:61 58:1807 59:1130 60:933 61:2254 62:2339 63:1971 64:5414 65:2381 66:5115 67:2948 68:1196 69:4144 70:1375 71:685 72:3218 74:2668 75:1509 76:696 77:2126 78:3868 79:2628 80:1909 81:1713 82:1404 83:1160 84:1312 85:3586 86:729 87:1848 88:2729 89:3083 90:521 91:7484 92:1834 93:2574 94:3221 95:4510 96:1304 97:346 98:981 99:959 100:76 101:1312 102:1811 103:27323 104:4036 105:458 106:826 107:2350 108:739 109:3896 110:1958 111:3087 112:1946 113:1291 114:1506 115:2182 116:1869 117:2459 118:2253 119:1896 120:1527 121:1068 122:2552 123:2177 124:1560 125:1962 128:1376 129:1383 130:900 131:2144 132:873 133:366 134:1862 135:313 136:788 137:1002 138:2700 139:1200 140:762 141:1217 142:1219 143:1461 144:1271 145:326 146:1528 147:1406 148:2187 149:1512 150:830 151:1090 152:1640 153:508 154:3154 155:1341 156:1783 157:1231 158:992 159:2036 160:2396 161:1259 162:3389 163:1112 164:1602 165:1456 166:588 167:1706 168:3895 169:699 170:4714 171:811 172:2762 173:2881 174:1002 175:1149 176:3373 177:5638 178:3046 179:2268 180:2323 181:2663 182:3218 183:1930 184:2418 185:19035 186:4765 187:3790 188:3452 189:3243 190:8838 191:1816 192:10769 193:8349 194:6852 195:4937 196:2956 197:2257 198:6054 199:5955 200:7738 201:5546 202:10576 203:10400 204:4530 205:3397 206:3800 207:3378 208:4063 209:4805 210:4207 211:2373 212:3841 213:3429 214:1167 215:64 216:6470 217:2715 218:1202 219:581 220:2020 221:982 222:847 223:1962 End of report