Global IPv4 Routing Table Report 04:00 +10GMT Sun 31 Oct, 2021 Report Website: http://thyme.rand.apnic.net Detailed Analysis: http://thyme.rand.apnic.net/current/ Analysis Summary ---------------- BGP routing table entries examined: 871223 Prefixes after maximum aggregation (per Origin AS): 330615 Deaggregation factor: 2.64 Unique aggregates announced (without unneeded subnets): 420365 Total ASes present in the Internet Routing Table: 72181 Prefixes per ASN: 12.07 Origin-only ASes present in the Internet Routing Table: 61996 Origin ASes announcing only one prefix: 25558 Transit ASes present in the Internet Routing Table: 10185 Transit-only ASes present in the Internet Routing Table: 352 Average AS path length visible in the Internet Routing Table: 4.4 Max AS path length visible: 53 Max AS path prepend of ASN (265020) 50 Prefixes from unregistered ASNs in the Routing Table: 900 Number of instances of unregistered ASNs: 904 Number of 32-bit ASNs allocated by the RIRs: 37699 Number of 32-bit ASNs visible in the Routing Table: 31254 Prefixes from 32-bit ASNs in the Routing Table: 146185 Number of bogon 32-bit ASNs visible in the Routing Table: 23 Special use prefixes present in the Routing Table: 1 Prefixes being announced from unallocated address space: 441 Number of addresses announced to Internet: 3071644160 Equivalent to 183 /8s, 21 /16s and 146 /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: 289867 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 233001 Total APNIC prefixes after maximum aggregation: 66614 APNIC Deaggregation factor: 3.50 Prefixes being announced from the APNIC address blocks: 228145 Unique aggregates announced from the APNIC address blocks: 92772 APNIC Region origin ASes present in the Internet Routing Table: 12077 APNIC Prefixes per ASN: 18.89 APNIC Region origin ASes announcing only one prefix: 3435 APNIC Region transit ASes present in the Internet Routing Table: 1700 Average APNIC Region AS path length visible: 4.5 Max APNIC Region AS path length visible: 37 Number of APNIC region 32-bit ASNs visible in the Routing Table: 7249 Number of APNIC addresses announced to Internet: 773002368 Equivalent to 46 /8s, 19 /16s and 20 /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: 255031 Total ARIN prefixes after maximum aggregation: 117836 ARIN Deaggregation factor: 2.16 Prefixes being announced from the ARIN address blocks: 255148 Unique aggregates announced from the ARIN address blocks: 122320 ARIN Region origin ASes present in the Internet Routing Table: 18930 ARIN Prefixes per ASN: 13.48 ARIN Region origin ASes announcing only one prefix: 6851 ARIN Region transit ASes present in the Internet Routing Table: 1947 Average ARIN Region AS path length visible: 3.8 Max ARIN Region AS path length visible: 28 Number of ARIN region 32-bit ASNs visible in the Routing Table: 4177 Number of ARIN addresses announced to Internet: 1301642752 Equivalent to 77 /8s, 149 /16s and 126 /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: 242224 Total RIPE prefixes after maximum aggregation: 113302 RIPE Deaggregation factor: 2.14 Prefixes being announced from the RIPE address blocks: 238375 Unique aggregates announced from the RIPE address blocks: 146185 RIPE Region origin ASes present in the Internet Routing Table: 28085 RIPE Prefixes per ASN: 8.49 RIPE Region origin ASes announcing only one prefix: 12097 RIPE Region transit ASes present in the Internet Routing Table: 3923 Average RIPE Region AS path length visible: 4.4 Max RIPE Region AS path length visible: 37 Number of RIPE region 32-bit ASNs visible in the Routing Table: 10469 Number of RIPE addresses announced to Internet: 712222848 Equivalent to 42 /8s, 115 /16s and 168 /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: 113377 Total LACNIC prefixes after maximum aggregation: 26938 LACNIC Deaggregation factor: 4.21 Prefixes being announced from the LACNIC address blocks: 114267 Unique aggregates announced from the LACNIC address blocks: 47445 LACNIC Region origin ASes present in the Internet Routing Table: 10791 LACNIC Prefixes per ASN: 10.59 LACNIC Region origin ASes announcing only one prefix: 2627 LACNIC Region transit ASes present in the Internet Routing Table: 2127 Average LACNIC Region AS path length visible: 5.0 Max LACNIC Region AS path length visible: 53 Number of LACNIC region 32-bit ASNs visible in the Routing Table: 8462 Number of LACNIC addresses announced to Internet: 176402688 Equivalent to 10 /8s, 131 /16s and 177 /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: 26690 Total AfriNIC prefixes after maximum aggregation: 5244 AfriNIC Deaggregation factor: 5.09 Prefixes being announced from the AfriNIC address blocks: 34847 Unique aggregates announced from the AfriNIC address blocks: 11260 AfriNIC Region origin ASes present in the Internet Routing Table: 1569 AfriNIC Prefixes per ASN: 22.21 AfriNIC Region origin ASes announcing only one prefix: 548 AfriNIC Region transit ASes present in the Internet Routing Table: 310 Average AfriNIC Region AS path length visible: 5.2 Max AfriNIC Region AS path length visible: 42 Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 897 Number of AfriNIC addresses announced to Internet: 108088576 Equivalent to 6 /8s, 113 /16s and 77 /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 8234 9000 57 CMNET-GD Guangdong Mobile Communication 7545 5842 787 684 TPG-INTERNET-AP TPG Telecom Limited, AU 4538 4663 4192 74 ERX-CERNET-BKB China Education and Rese 7552 3596 1330 19 VIETEL-AS-AP Viettel Group, VN 7713 3499 1023 57 TELKOMNET-AS-AP PT Telekomunikasi Indon 45899 3058 1896 54 VNPT-AS-VN VNPT Corp, VN 4766 2508 11119 578 KIXS-AS-KR Korea Telecom, KR 9498 2166 472 236 BBIL-AP BHARTI Airtel Ltd., IN 45090 2126 1198 75 CNNIC-TENCENT-NET-AP Shenzhen Tencent C 4755 2124 429 203 TATACOMM-AS TATA Communications formerl Complete listing at http://thyme.rand.apnic.net/current/data-ASnet-APNIC ARIN Region per AS prefix count summary --------------------------------------- ASN No of nets /20 equiv MaxAgg Description 16509 5835 9990 2546 AMAZON-02, US 11492 4643 307 802 CABLEONE, US 22773 4059 3052 370 ASN-CXA-ALL-CCI-22773-RDC, US 7155 3954 264 30 VIASAT-SP-BACKBONE, US 16625 3650 1886 2544 AKAMAI-AS, US 6327 3373 1318 69 SHAW, CA 749 2876 50735 2132 DNIC-AS-00749, US 30036 2594 375 164 MEDIACOM-ENTERPRISE-BUSINESS, US 209 2523 5028 444 CENTURYLINK-US-LEGACY-QWEST, US 7018 2245 24164 1431 ATT-INTERNET4, US Complete listing at http://thyme.rand.apnic.net/current/data-ASnet-ARIN RIPE Region per AS prefix count summary --------------------------------------- ASN No of nets /20 equiv MaxAgg Description 12479 6873 1726 143 UNI2-AS, ES 20940 3912 3348 213 AKAMAI-ASN1, NL 8551 3289 378 39 BEZEQ-INTERNATIONAL-AS Bezeqint Interne 39891 3271 187 23 ALJAWWALSTC-AS, SA 12389 2931 2283 898 ROSTELECOM-AS, RU 9009 2504 259 1321 M247, GB 34984 2237 358 601 TELLCOM-AS, TR 58224 1696 903 577 TCI, IR 61317 1682 223 939 ASDETUK www.heficed.com, GB 13188 1610 100 27 TRIOLAN, UA Complete listing at http://thyme.rand.apnic.net/current/data-ASnet-RIPE LACNIC Region per AS prefix count summary ----------------------------------------- ASN No of nets /20 equiv MaxAgg Description 8151 10587 3461 578 Uninet S.A. de C.V., MX 10620 3249 492 818 Telmex Colombia S.A., CO 11830 2466 369 62 Instituto Costarricense de Electricidad 13999 1636 288 453 Mega Cable, S.A. de C.V., MX 6503 1530 359 472 Axtel, S.A.B. de C.V., MX 28573 1446 2310 256 CLARO S.A., BR 3816 1240 651 153 COLOMBIA TELECOMUNICACIONES S.A. ESP, C 26615 1132 2351 137 TIM SA, BR 6147 1101 370 22 Telefonica del Peru S.A.A., PE 11664 958 187 441 Techtel LMDS Comunicaciones Interactiva Complete listing at http://thyme.rand.apnic.net/current/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 1552 503 33 RAYA-AS, EG 36992 1272 1414 268 ETISALAT-MISR, EG 36903 1183 537 110 MT-MPLS, MA 29571 812 68 11 ORANGE-COTE-IVOIRE, CI 36935 670 523 44 Vodafone-, EG 6713 611 1863 34 IAM-AS, MA 15399 515 50 31 WANANCHI-, KE 37342 470 32 1 MOVITEL, MZ 2018 344 319 73 TENET-1, ZA Complete listing at http://thyme.rand.apnic.net/current/data-ASnet-AFRINIC Global Per AS prefix count summary ---------------------------------- ASN No of nets /20 equiv MaxAgg Description 8151 10587 3461 578 Uninet S.A. de C.V., MX 9808 8234 9000 57 CMNET-GD Guangdong Mobile Communication 12479 6873 1726 143 UNI2-AS, ES 7545 5842 787 684 TPG-INTERNET-AP TPG Telecom Limited, AU 16509 5835 9990 2546 AMAZON-02, US 4538 4663 4192 74 ERX-CERNET-BKB China Education and Rese 11492 4643 307 802 CABLEONE, US 22773 4059 3052 370 ASN-CXA-ALL-CCI-22773-RDC, US 7155 3954 264 30 VIASAT-SP-BACKBONE, US 20940 3912 3348 213 AKAMAI-ASN1, NL Complete listing at http://thyme.rand.apnic.net/current/data-ASnet Global Per AS Maximum Aggregation summary ----------------------------------------- ASN No of nets Net Savings Description 9808 8234 8177 CMNET-GD Guangdong Mobile Communication Co.Ltd. 12479 6873 6730 UNI2-AS, ES 7545 5842 5158 TPG-INTERNET-AP TPG Telecom Limited, AU 4538 4663 4589 ERX-CERNET-BKB China Education and Research Net 7155 3954 3924 VIASAT-SP-BACKBONE, US 11492 4643 3841 CABLEONE, US 20940 3912 3699 AKAMAI-ASN1, NL 22773 4059 3689 ASN-CXA-ALL-CCI-22773-RDC, US 7552 3596 3577 VIETEL-AS-AP Viettel Group, VN 7713 3499 3442 TELKOMNET-AS-AP PT Telekomunikasi Indonesia, ID Complete listing at http://thyme.rand.apnic.net/current/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 46887 LIGHTOWER, US 395438 UNALLOCATED 8.42.206.0/24 3356 LEVEL3, US Complete listing at http://thyme.rand.apnic.net/current/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/current/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: 15164 UPNLLC, US 23.141.0.0/24 Origin: 395350 UNASSIGNED 23.141.0.0/24 Transit: 11426 TWC-11426-CAROLINAS, US 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 http://thyme.rand.apnic.net/current/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 /11:99 /12:300 /13:597 /14:1214 /15:2047 /16:13590 /17:8319 /18:14039 /19:25510 /20:43196 /21:51189 /22:107495 /23:94019 /24:508086 /25:1453 /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 5837 6873 UNI2-AS, ES 8151 4387 10587 Uninet S.A. de C.V., MX 11492 3597 4643 CABLEONE, US 6327 3181 3373 SHAW, CA 7155 3044 3954 VIASAT-SP-BACKBONE, US 22773 3009 4059 ASN-CXA-ALL-CCI-22773-RDC, US 39891 2807 3271 ALJAWWALSTC-AS, SA 8551 2754 3289 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo 30036 2247 2594 MEDIACOM-ENTERPRISE-BUSINESS, US 11830 1918 2466 Instituto Costarricense de Electricidad y Telec Complete listing at http://thyme.rand.apnic.net/current/data-sXXas-nos Number of /24s announced per /8 block (Global) ---------------------------------------------- 1:1922 2:1056 3:145 4:19 5:3660 6:100 7:5 8:1554 9:1 11:172 12:1714 13:405 14:2292 15:119 16:25 17:371 18:123 20:130 21:4 22:188 23:5255 24:2407 25:2 27:2546 29:19 31:2378 32:106 34:1 35:47 36:1725 37:3912 38:2338 39:610 40:149 41:3825 42:1037 43:2072 44:290 45:15562 46:3730 47:321 49:1677 50:1852 51:100 52:1317 54:281 55:740 56:4 57:55 58:1746 59:1185 60:935 61:2348 62:2344 63:1956 64:5417 65:2358 66:4942 67:2872 68:1167 69:4097 70:1354 71:678 72:3158 74:2626 75:1497 76:699 77:2061 78:1735 79:2590 80:1864 81:1514 82:1380 83:1171 84:1296 85:2817 86:713 87:1866 88:981 89:3093 90:497 91:7441 92:1837 93:2568 94:3156 95:3568 96:1301 97:348 98:977 99:933 100:75 101:1035 102:1750 103:27341 104:4062 105:437 106:828 107:2391 108:739 109:3918 110:2045 111:3131 112:1964 113:1412 114:1509 115:1921 116:1894 117:2420 118:2329 119:1885 120:1609 121:1084 122:2537 123:2129 124:1595 125:2062 128:1395 129:1106 130:910 131:2050 132:747 133:364 134:1899 135:319 136:793 137:854 138:2416 139:1201 140:828 141:1290 142:1217 143:1373 144:1272 145:327 146:1565 147:1462 148:2228 149:1572 150:833 151:1091 152:1661 153:434 154:3249 155:1353 156:1805 157:1181 158:981 159:2041 160:2314 161:1256 162:3358 163:1110 164:1654 165:1477 166:602 167:1659 168:3643 169:683 170:4344 171:804 172:2775 173:3003 174:1005 175:1124 176:3369 177:4512 178:3020 179:1939 180:2262 181:2618 182:3140 183:2020 184:2417 185:18970 186:4225 187:3489 188:3580 189:3072 190:8642 191:1310 192:10959 193:8406 194:6848 195:4881 196:2872 197:2170 198:6083 199:5977 200:7368 201:5622 202:10521 203:10016 204:4503 205:3389 206:3832 207:3376 208:4004 209:4722 210:4217 211:2434 212:3766 213:3390 214:1154 215:64 216:6389 217:2620 218:1230 219:647 220:1952 221:975 222:852 223:2083 End of report