This is an automated weekly mailing describing the state of the Global IPv4 Routing Table as seen from APNIC's router in Japan. 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 https://thyme.apnic.net. If you have any comments please contact Philip Smith <pfsinoz@gmail.com>. IPv4 Routing Table Report 04:00 +10GMT Sat 14 May, 2022 BGP Table (Global) as seen in Japan. Report Website: https://thyme.apnic.net Detailed Analysis: https://thyme.apnic.net/current/ Analysis Summary ---------------- BGP routing table entries examined: 897555 Prefixes after maximum aggregation (per Origin AS): 338291 Deaggregation factor: 2.65 Unique aggregates announced (without unneeded subnets): 432305 Total ASes present in the Internet Routing Table: 73179 Prefixes per ASN: 12.27 Origin-only ASes present in the Internet Routing Table: 62817 Origin ASes announcing only one prefix: 25792 Transit ASes present in the Internet Routing Table: 10362 Transit-only ASes present in the Internet Routing Table: 375 Average AS path length visible in the Internet Routing Table: 4.4 Max AS path length visible: 66 Max AS path prepend of ASN (267602) 58 Prefixes from unregistered ASNs in the Routing Table: 884 Number of instances of unregistered ASNs: 891 Number of 32-bit ASNs allocated by the RIRs: 39367 Number of 32-bit ASNs visible in the Routing Table: 32660 Prefixes from 32-bit ASNs in the Routing Table: 153746 Number of bogon 32-bit ASNs visible in the Routing Table: 28 Special use prefixes present in the Routing Table: 1 Prefixes being announced from unallocated address space: 523 Number of addresses announced to Internet: 3069896832 Equivalent to 182 /8s, 250 /16s and 232 /24s Percentage of available address space announced: 82.9 Percentage of allocated address space announced: 82.9 Percentage of available address space allocated: 100.0 Percentage of address space in use by end-sites: 99.6 Total number of prefixes smaller than registry allocations: 304751 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 235080 Total APNIC prefixes after maximum aggregation: 66692 APNIC Deaggregation factor: 3.52 Prefixes being announced from the APNIC address blocks: 230271 Unique aggregates announced from the APNIC address blocks: 94848 APNIC Region origin ASes present in the Internet Routing Table: 12643 APNIC Prefixes per ASN: 18.21 APNIC Region origin ASes announcing only one prefix: 3611 APNIC Region transit ASes present in the Internet Routing Table: 1742 Average APNIC Region AS path length visible: 4.7 Max APNIC Region AS path length visible: 32 Number of APNIC region 32-bit ASNs visible in the Routing Table: 7839 Number of APNIC addresses announced to Internet: 776150528 Equivalent to 46 /8s, 67 /16s and 30 /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: 261667 Total ARIN prefixes after maximum aggregation: 120196 ARIN Deaggregation factor: 2.18 Prefixes being announced from the ARIN address blocks: 261536 Unique aggregates announced from the ARIN address blocks: 126040 ARIN Region origin ASes present in the Internet Routing Table: 19026 ARIN Prefixes per ASN: 13.75 ARIN Region origin ASes announcing only one prefix: 6905 ARIN Region transit ASes present in the Internet Routing Table: 1950 Average ARIN Region AS path length visible: 3.8 Max ARIN Region AS path length visible: 34 Number of ARIN region 32-bit ASNs visible in the Routing Table: 4483 Number of ARIN addresses announced to Internet: 1295698688 Equivalent to 77 /8s, 58 /16s and 203 /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: 257476 Total RIPE prefixes after maximum aggregation: 117662 RIPE Deaggregation factor: 2.19 Prefixes being announced from the RIPE address blocks: 254816 Unique aggregates announced from the RIPE address blocks: 150626 RIPE Region origin ASes present in the Internet Routing Table: 28154 RIPE Prefixes per ASN: 9.05 RIPE Region origin ASes announcing only one prefix: 12039 RIPE Region transit ASes present in the Internet Routing Table: 3974 Average RIPE Region AS path length visible: 4.3 Max RIPE Region AS path length visible: 33 Number of RIPE region 32-bit ASNs visible in the Routing Table: 10709 Number of RIPE addresses announced to Internet: 713864832 Equivalent to 42 /8s, 140 /16s and 182 /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: 114700 Total LACNIC prefixes after maximum aggregation: 27605 LACNIC Deaggregation factor: 4.16 Prefixes being announced from the LACNIC address blocks: 114534 Unique aggregates announced from the LACNIC address blocks: 48595 LACNIC Region origin ASes present in the Internet Routing Table: 10965 LACNIC Prefixes per ASN: 10.45 LACNIC Region origin ASes announcing only one prefix: 2671 LACNIC Region transit ASes present in the Internet Routing Table: 2195 Average LACNIC Region AS path length visible: 4.9 Max LACNIC Region AS path length visible: 66 Number of LACNIC region 32-bit ASNs visible in the Routing Table: 8664 Number of LACNIC addresses announced to Internet: 176500992 Equivalent to 10 /8s, 133 /16s and 49 /24s LACNIC AS Blocks 26592-26623, 27648-28671, 52224-53247, 61440-61951, 64099-64197, 262144-273820 + 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: 27748 Total AfriNIC prefixes after maximum aggregation: 5449 AfriNIC Deaggregation factor: 5.09 Prefixes being announced from the AfriNIC address blocks: 35875 Unique aggregates announced from the AfriNIC address blocks: 11748 AfriNIC Region origin ASes present in the Internet Routing Table: 1637 AfriNIC Prefixes per ASN: 21.92 AfriNIC Region origin ASes announcing only one prefix: 566 AfriNIC Region transit ASes present in the Internet Routing Table: 327 Average AfriNIC Region AS path length visible: 5.1 Max AfriNIC Region AS path length visible: 34 Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 965 Number of AfriNIC addresses announced to Internet: 107388928 Equivalent to 6 /8s, 102 /16s and 160 /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 9148 8884 44 CHINAMOBILE-CN China Mobile Communicati 7545 5924 789 694 TPG-INTERNET-AP TPG Telecom Limited, AU 4538 4708 4192 75 ERX-CERNET-BKB China Education and Rese 7552 3584 1330 19 VIETEL-AS-AP Viettel Group, VN 7713 3489 1039 53 TELKOMNET-AS-AP PT Telekomunikasi Indon 45899 3429 1880 56 VNPT-AS-VN VNPT Corp, VN 4766 2494 11121 601 KIXS-AS-KR Korea Telecom, KR 9498 2403 499 238 BBIL-AP BHARTI Airtel Ltd., IN 45090 2169 1438 79 TENCENT-NET-AP Shenzhen Tencent Compute 4755 2119 438 203 TATACOMM-AS TATA Communications formerl Complete listing at https://thyme.apnic.net/current/data-ASnet-APNIC ARIN Region per AS prefix count summary --------------------------------------- ASN No of nets /20 equiv MaxAgg Description 16509 6403 10352 2767 AMAZON-02, US 11492 4494 298 692 CABLEONE, US 22773 3920 3067 354 ASN-CXA-ALL-CCI-22773-RDC, US 7155 3901 264 31 VIASAT-SP-BACKBONE, US 16625 3599 1833 2544 AKAMAI-AS, US 6327 3438 1318 62 SHAW, CA 749 2882 50780 2138 DNIC-AS-00749, US 30036 2624 374 128 MEDIACOM-ENTERPRISE-BUSINESS, US 209 2461 4961 422 CENTURYLINK-US-LEGACY-QWEST, US 20115 2251 3051 492 CHARTER-20115, US Complete listing at https://thyme.apnic.net/current/data-ASnet-ARIN RIPE Region per AS prefix count summary --------------------------------------- ASN No of nets /20 equiv MaxAgg Description 12479 6799 1730 150 UNI2-AS, ES 9121 6725 1692 17 TTNET, TR 8551 4009 374 39 BEZEQ-INTERNATIONAL-AS Bezeqint Interne 20940 3952 3360 201 AKAMAI-ASN1, NL 39891 3751 216 30 ALJAWWALSTC-AS, SA 12389 2949 2273 908 ROSTELECOM-AS, RU 6849 2907 355 21 UKRTELNET, UA 9009 2482 248 1288 M247, GB 34984 2238 357 631 TELLCOM-AS, TR 47331 2086 328 1598 TTNET, TR Complete listing at https://thyme.apnic.net/current/data-ASnet-RIPE LACNIC Region per AS prefix count summary ----------------------------------------- ASN No of nets /20 equiv MaxAgg Description 8151 10598 3397 561 Uninet S.A. de C.V., MX 10620 3477 519 738 Telmex Colombia S.A., CO 11830 2433 369 63 Instituto Costarricense de Electricidad 13999 1799 299 470 Mega Cable, S.A. de C.V., MX 6503 1454 355 527 Axtel, S.A.B. de C.V., MX 28573 1402 2333 253 CLARO S.A., BR 3816 1257 671 148 COLOMBIA TELECOMUNICACIONES S.A. ESP, C 6147 1079 369 21 Telefonica del Peru S.A.A., PE 11664 1017 191 441 Techtel LMDS Comunicaciones Interactiva 11172 957 133 61 Alestra, S. de R.L. de C.V., MX Complete listing at https://thyme.apnic.net/current/data-ASnet-LACNIC AfriNIC Region per AS prefix count summary ------------------------------------------ ASN No of nets /20 equiv MaxAgg Description 24863 1653 393 21 LINKdotNET-AS, EG 24835 1442 501 30 RAYA-AS, EG 36992 1313 1519 263 ETISALAT-MISR, EG 36903 1199 545 114 MT-MPLS, MA 29571 947 65 59 ORANGE-COTE-IVOIRE, CI 36935 619 520 42 Vodafone-, EG 6713 611 1863 34 IAM-AS, MA 15399 512 51 33 WANANCHI-, KE 37342 467 32 1 MOVITEL, MZ 23889 423 232 16 MauritiusTelecom, MU Complete listing at https://thyme.apnic.net/current/data-ASnet-AFRINIC Global Per AS prefix count summary ---------------------------------- ASN No of nets /20 equiv MaxAgg Description 8151 10598 3397 561 Uninet S.A. de C.V., MX 9808 9148 8884 44 CHINAMOBILE-CN China Mobile Communicati 12479 6799 1730 150 UNI2-AS, ES 9121 6725 1692 17 TTNET, TR 16509 6403 10352 2767 AMAZON-02, US 7545 5924 789 694 TPG-INTERNET-AP TPG Telecom Limited, AU 4538 4708 4192 75 ERX-CERNET-BKB China Education and Rese 11492 4494 298 692 CABLEONE, US 8551 4009 374 39 BEZEQ-INTERNATIONAL-AS Bezeqint Interne 20940 3952 3360 201 AKAMAI-ASN1, NL Complete listing at https://thyme.apnic.net/current/data-ASnet Global Per AS Maximum Aggregation summary ----------------------------------------- ASN No of nets Net Savings Description 9808 9148 9104 CHINAMOBILE-CN China Mobile Communications Grou 9121 6725 6708 TTNET, TR 12479 6799 6649 UNI2-AS, ES 7545 5924 5230 TPG-INTERNET-AP TPG Telecom Limited, AU 4538 4708 4633 ERX-CERNET-BKB China Education and Research Net 8551 4009 3970 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo 7155 3901 3870 VIASAT-SP-BACKBONE, US 11492 4494 3802 CABLEONE, US 20940 3952 3751 AKAMAI-ASN1, NL 39891 3751 3721 ALJAWWALSTC-AS, SA Complete listing at https://thyme.apnic.net/current/data-CIDRnet List of Unregistered Origin ASNs (Global) ----------------------------------------- Bad AS Designation Net Originated Transit AS Transit AS Name 65454 PRIVATE 1.9.206.0/24 4788 TMNET-AS-AP TM Net, Internet 33123 UNALLOCATED 8.10.69.0/24 11168 SCC, 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 22442 HOU-PHONOSCOPE, US 54338 UNALLOCATED 8.33.241.0/24 6461 ZAYO-6461, US 395438 UNALLOCATED 8.42.206.0/24 3356 LEVEL3, US 395056 UNALLOCATED 8.45.133.0/24 3356 LEVEL3, US 17033 UNALLOCATED 8.48.225.0/24 3356 LEVEL3, US Complete listing at https://thyme.apnic.net/current/data-badAS Prefixes from the Special Purpose Address Registry (Global) ----------------------------------------------------------- Prefix Origin AS Description 192.88.99.0/24 6939 HURRICANE, US Complete listing at https://thyme.apnic.net/current/data-spar Advertised Unallocated Addresses -------------------------------- Unassigned Network ASN Information AS Name 23.129.40.0/24 Origin: 6461 ZAYO-6461, US 23.129.40.0/24 Transit: 2516 KDDI KDDI CORPORATION, JP 23.129.56.0/24 Origin: 6461 ZAYO-6461, US 23.129.56.0/24 Transit: 2516 KDDI KDDI CORPORATION, JP 23.129.136.0/24 Origin: 6461 ZAYO-6461, US 23.129.136.0/24 Transit: 2516 KDDI KDDI CORPORATION, JP 23.131.8.0/24 Origin: 3257 GTT-BACKBONE GTT, US 23.131.8.0/24 Transit: 2516 KDDI KDDI CORPORATION, JP 23.131.88.0/24 Origin: 3257 GTT-BACKBONE GTT, US 23.131.88.0/24 Transit: 2516 KDDI KDDI CORPORATION, JP Complete listing at https://thyme.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 /11:101 /12:303 /13:591 /14:1213 /15:2063 /16:13542 /17:8311 /18:13902 /19:25186 /20:43851 /21:52191 /22:108370 /23:96015 /24:531042 /25:804 /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 9121 5881 6725 TTNET, TR 12479 5778 6799 UNI2-AS, ES 8151 4314 10598 Uninet S.A. de C.V., MX 8551 3475 4009 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo 11492 3400 4494 CABLEONE, US 6327 3250 3438 SHAW, CA 39891 3067 3751 ALJAWWALSTC-AS, SA 7155 2991 3901 VIASAT-SP-BACKBONE, US 22773 2926 3920 ASN-CXA-ALL-CCI-22773-RDC, US 6849 2758 2907 UKRTELNET, UA Complete listing at https://thyme.apnic.net/current/data-sXXas-nos Number of /24s announced per /8 block (Global) ---------------------------------------------- 1:1943 2:1034 3:154 4:6 5:3786 6:104 7:5 8:1566 9:1 11:172 12:1712 13:298 14:2383 15:201 16:44 17:386 18:161 20:212 21:4 22:188 23:5661 24:2292 25:6 27:2597 29:19 31:2420 32:96 34:2 35:76 36:1759 37:4372 38:2817 39:694 40:153 41:3979 42:1090 43:2181 44:287 45:16039 46:4143 47:321 49:1698 50:2156 51:100 52:1426 54:367 55:659 56:8 57:59 58:1810 59:1208 60:961 61:2257 62:2526 63:1948 64:5505 65:2315 66:4865 67:2974 68:1193 69:4159 70:1329 71:674 72:3043 74:2651 75:1390 76:584 77:2174 78:3914 79:3114 80:1990 81:1732 82:1494 83:1209 84:1366 85:3671 86:714 87:1962 88:2741 89:3288 90:521 91:7621 92:2015 93:2589 94:3492 95:4774 96:1307 97:349 98:996 99:737 100:75 101:1042 102:2056 103:28998 104:4379 105:462 106:873 107:2509 108:832 109:4243 110:2027 111:3287 112:2031 113:1550 114:1485 115:1979 116:1905 117:2513 118:2336 119:1840 120:1695 121:1073 122:2575 123:2115 124:1596 125:2125 128:1234 129:1100 130:971 131:2065 132:767 133:372 134:1902 135:290 136:880 137:850 138:2429 139:1507 140:864 141:1402 142:1291 143:1446 144:1209 145:343 146:1812 147:1493 148:2223 149:1724 150:847 151:1083 152:1853 153:459 154:3452 155:1424 156:1838 157:1232 158:1028 159:2171 160:2515 161:1273 162:3465 163:1265 164:1641 165:1601 166:716 167:1700 168:3782 169:837 170:4484 171:831 172:3177 173:3121 174:1023 175:1125 176:3515 177:4636 178:3509 179:2014 180:2281 181:2974 182:3246 183:1955 184:2388 185:19498 186:4306 187:3737 188:3867 189:3242 190:8866 191:1318 192:11009 193:8614 194:7006 195:4980 196:2985 197:2431 198:6008 199:6046 200:7499 201:5721 202:10492 203:10031 204:4553 205:3435 206:3760 207:3387 208:4042 209:4661 210:4305 211:2457 212:4040 213:3432 214:1151 215:67 216:6443 217:2664 218:1268 219:571 220:1946 221:980 222:843 223:2146 End of report