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 16 Apr, 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: 896801 Prefixes after maximum aggregation (per Origin AS): 337333 Deaggregation factor: 2.66 Unique aggregates announced (without unneeded subnets): 429950 Total ASes present in the Internet Routing Table: 73005 Prefixes per ASN: 12.28 Origin-only ASes present in the Internet Routing Table: 62657 Origin ASes announcing only one prefix: 25706 Transit ASes present in the Internet Routing Table: 10348 Transit-only ASes present in the Internet Routing Table: 372 Average AS path length visible in the Internet Routing Table: 4.4 Max AS path length visible: 65 Max AS path prepend of ASN (267602) 58 Prefixes from unregistered ASNs in the Routing Table: 1047 Number of instances of unregistered ASNs: 1053 Number of 32-bit ASNs allocated by the RIRs: 39109 Number of 32-bit ASNs visible in the Routing Table: 32469 Prefixes from 32-bit ASNs in the Routing Table: 152871 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: 668 Number of addresses announced to Internet: 3067665792 Equivalent to 182 /8s, 216 /16s and 221 /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: 99.5 Total number of prefixes smaller than registry allocations: 303952 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 235767 Total APNIC prefixes after maximum aggregation: 66532 APNIC Deaggregation factor: 3.54 Prefixes being announced from the APNIC address blocks: 230569 Unique aggregates announced from the APNIC address blocks: 94543 APNIC Region origin ASes present in the Internet Routing Table: 12548 APNIC Prefixes per ASN: 18.37 APNIC Region origin ASes announcing only one prefix: 3569 APNIC Region transit ASes present in the Internet Routing Table: 1725 Average APNIC Region AS path length visible: 4.7 Max APNIC Region AS path length visible: 27 Number of APNIC region 32-bit ASNs visible in the Routing Table: 7750 Number of APNIC addresses announced to Internet: 774131456 Equivalent to 46 /8s, 36 /16s and 79 /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: 260766 Total ARIN prefixes after maximum aggregation: 119680 ARIN Deaggregation factor: 2.18 Prefixes being announced from the ARIN address blocks: 260793 Unique aggregates announced from the ARIN address blocks: 124356 ARIN Region origin ASes present in the Internet Routing Table: 18991 ARIN Prefixes per ASN: 13.73 ARIN Region origin ASes announcing only one prefix: 6886 ARIN Region transit ASes present in the Internet Routing Table: 1949 Average ARIN Region AS path length visible: 3.8 Max ARIN Region AS path length visible: 37 Number of ARIN region 32-bit ASNs visible in the Routing Table: 4439 Number of ARIN addresses announced to Internet: 1295176960 Equivalent to 77 /8s, 50 /16s and 213 /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: 256871 Total RIPE prefixes after maximum aggregation: 117354 RIPE Deaggregation factor: 2.19 Prefixes being announced from the RIPE address blocks: 254279 Unique aggregates announced from the RIPE address blocks: 150463 RIPE Region origin ASes present in the Internet Routing Table: 28122 RIPE Prefixes per ASN: 9.04 RIPE Region origin ASes announcing only one prefix: 12044 RIPE Region transit ASes present in the Internet Routing Table: 3978 Average RIPE Region AS path length visible: 4.3 Max RIPE Region AS path length visible: 28 Number of RIPE region 32-bit ASNs visible in the Routing Table: 10674 Number of RIPE addresses announced to Internet: 714141824 Equivalent to 42 /8s, 144 /16s and 240 /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: 114644 Total LACNIC prefixes after maximum aggregation: 27585 LACNIC Deaggregation factor: 4.16 Prefixes being announced from the LACNIC address blocks: 114546 Unique aggregates announced from the LACNIC address blocks: 48315 LACNIC Region origin ASes present in the Internet Routing Table: 10952 LACNIC Prefixes per ASN: 10.46 LACNIC Region origin ASes announcing only one prefix: 2641 LACNIC Region transit ASes present in the Internet Routing Table: 2199 Average LACNIC Region AS path length visible: 4.9 Max LACNIC Region AS path length visible: 65 Number of LACNIC region 32-bit ASNs visible in the Routing Table: 8647 Number of LACNIC addresses announced to Internet: 176352512 Equivalent to 10 /8s, 130 /16s and 237 /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: 27706 Total AfriNIC prefixes after maximum aggregation: 5457 AfriNIC Deaggregation factor: 5.08 Prefixes being announced from the AfriNIC address blocks: 35946 Unique aggregates announced from the AfriNIC address blocks: 11730 AfriNIC Region origin ASes present in the Internet Routing Table: 1627 AfriNIC Prefixes per ASN: 22.09 AfriNIC Region origin ASes announcing only one prefix: 566 AfriNIC Region transit ASes present in the Internet Routing Table: 331 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: 959 Number of AfriNIC addresses announced to Internet: 107402240 Equivalent to 6 /8s, 102 /16s and 212 /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 9229 8884 44 CHINAMOBILE-CN China Mobile Communicati 7545 5911 789 699 TPG-INTERNET-AP TPG Telecom Limited, AU 4538 4722 4192 75 ERX-CERNET-BKB China Education and Rese 7552 3607 1330 19 VIETEL-AS-AP Viettel Group, VN 7713 3500 1038 51 TELKOMNET-AS-AP PT Telekomunikasi Indon 45899 3426 1880 56 VNPT-AS-VN VNPT Corp, VN 4766 2497 11121 601 KIXS-AS-KR Korea Telecom, KR 9498 2395 491 238 BBIL-AP BHARTI Airtel Ltd., IN 45090 2165 1438 79 TENCENT-NET-AP Shenzhen Tencent Compute 4755 2115 429 197 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 6216 10270 2693 AMAZON-02, US 11492 4473 297 692 CABLEONE, US 22773 3937 3076 365 ASN-CXA-ALL-CCI-22773-RDC, US 7155 3900 264 31 VIASAT-SP-BACKBONE, US 16625 3621 1856 2555 AKAMAI-AS, US 6327 3431 1318 62 SHAW, CA 749 2882 50780 2138 DNIC-AS-00749, US 30036 2616 374 118 MEDIACOM-ENTERPRISE-BUSINESS, US 209 2521 4962 423 CENTURYLINK-US-LEGACY-QWEST, US 20115 2255 3042 494 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 6823 1730 149 UNI2-AS, ES 9121 6719 1692 17 TTNET, TR 8551 4009 374 39 BEZEQ-INTERNATIONAL-AS Bezeqint Interne 20940 3928 3360 201 AKAMAI-ASN1, NL 39891 3751 216 33 ALJAWWALSTC-AS, SA 12389 2954 2274 909 ROSTELECOM-AS, RU 6849 2762 355 21 UKRTELNET, UA 9009 2463 245 1275 M247, GB 34984 2236 357 633 TELLCOM-AS, TR 47331 2084 328 1595 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 10546 3392 559 Uninet S.A. de C.V., MX 10620 3466 518 753 Telmex Colombia S.A., CO 11830 2430 369 63 Instituto Costarricense de Electricidad 13999 1735 294 473 Mega Cable, S.A. de C.V., MX 6503 1452 354 523 Axtel, S.A.B. de C.V., MX 28573 1397 2333 253 CLARO S.A., BR 3816 1255 667 147 COLOMBIA TELECOMUNICACIONES S.A. ESP, C 6147 1084 369 21 Telefonica del Peru S.A.A., PE 11664 1009 193 449 Techtel LMDS Comunicaciones Interactiva 11172 960 133 63 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 1645 393 21 LINKdotNET-AS, EG 24835 1473 523 33 RAYA-AS, EG 36992 1314 1519 263 ETISALAT-MISR, EG 36903 1199 545 114 MT-MPLS, MA 29571 902 65 59 ORANGE-COTE-IVOIRE, CI 36935 771 520 42 Vodafone-, EG 6713 612 1863 34 IAM-AS, MA 15399 520 51 35 WANANCHI-, KE 37342 468 32 1 MOVITEL, MZ 23889 424 232 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 10546 3392 559 Uninet S.A. de C.V., MX 9808 9229 8884 44 CHINAMOBILE-CN China Mobile Communicati 12479 6823 1730 149 UNI2-AS, ES 9121 6719 1692 17 TTNET, TR 16509 6216 10270 2693 AMAZON-02, US 7545 5911 789 699 TPG-INTERNET-AP TPG Telecom Limited, AU 4538 4722 4192 75 ERX-CERNET-BKB China Education and Rese 11492 4473 297 692 CABLEONE, US 8551 4009 374 39 BEZEQ-INTERNATIONAL-AS Bezeqint Interne 22773 3937 3076 365 ASN-CXA-ALL-CCI-22773-RDC, US Complete listing at https://thyme.apnic.net/current/data-ASnet Global Per AS Maximum Aggregation summary ----------------------------------------- ASN No of nets Net Savings Description 9808 9229 9185 CHINAMOBILE-CN China Mobile Communications Grou 9121 6719 6702 TTNET, TR 12479 6823 6674 UNI2-AS, ES 7545 5911 5212 TPG-INTERNET-AP TPG Telecom Limited, AU 4538 4722 4647 ERX-CERNET-BKB China Education and Research Net 8551 4009 3970 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo 7155 3900 3869 VIASAT-SP-BACKBONE, US 11492 4473 3781 CABLEONE, US 20940 3928 3727 AKAMAI-ASN1, NL 39891 3751 3718 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 398083 UNALLOCATED 5.133.124.0/24 399587 UT, US 19397 UNALLOCATED 8.5.244.0/24 3257 GTT-BACKBONE GTT, US 33123 UNALLOCATED 8.10.69.0/24 11168 SCC, US 19397 UNALLOCATED 8.15.12.0/24 7843 TWC-7843-BB, 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 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 23.141.0.0/24 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: 37204 TELONE, ZW 41.57.124.0/23 Origin: 37442 UNASSIGNED 41.57.124.0/23 Transit: 37204 TELONE, ZW 41.57.124.0/24 Origin: 37442 UNASSIGNED 41.57.124.0/24 Transit: 37204 TELONE, ZW 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 /10:40 /11:100 /12:303 /13:590 /14:1209 /15:2058 /16:13532 /17:8247 /18:13900 /19:25181 /20:43713 /21:52350 /22:108483 /23:95912 /24:530324 /25:830 /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 5874 6719 TTNET, TR 12479 5801 6823 UNI2-AS, ES 8151 4204 10546 Uninet S.A. de C.V., MX 8551 3475 4009 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo 11492 3379 4473 CABLEONE, US 6327 3243 3431 SHAW, CA 39891 3067 3751 ALJAWWALSTC-AS, SA 7155 2990 3900 VIASAT-SP-BACKBONE, US 22773 2936 3937 ASN-CXA-ALL-CCI-22773-RDC, US 6849 2624 2762 UKRTELNET, UA Complete listing at https://thyme.apnic.net/current/data-sXXas-nos Number of /24s announced per /8 block (Global) ---------------------------------------------- 1:1941 2:1035 3:154 4:7 5:3800 6:103 7:5 8:1561 9:1 11:172 12:1708 13:293 14:2388 15:192 16:45 17:381 18:156 20:194 21:4 22:188 23:5618 24:2294 25:4 27:2593 29:19 31:2423 32:96 34:1 35:74 36:1755 37:4414 38:2776 39:731 40:153 41:3944 42:1073 43:2183 44:289 45:16088 46:4135 47:337 49:1675 50:1934 51:100 52:1410 53:1 54:363 55:708 56:8 57:58 58:1804 59:1203 60:957 61:2267 62:2487 63:1957 64:5511 65:2303 66:4854 67:2976 68:1181 69:4156 70:1339 71:658 72:3051 74:2666 75:1388 76:589 77:2168 78:3902 79:3113 80:1984 81:1750 82:1483 83:1201 84:1363 85:3649 86:708 87:1964 88:2726 89:3267 90:524 91:7621 92:1989 93:2595 94:3480 95:4775 96:1298 97:348 98:988 99:739 100:74 101:1040 102:2028 103:29058 104:4371 105:466 106:857 107:2540 108:830 109:4228 110:2071 111:3306 112:2031 113:1530 114:1488 115:1960 116:1909 117:2539 118:2328 119:1866 120:1698 121:1066 122:2567 123:2125 124:1593 125:2116 128:1222 129:1225 130:967 131:2055 132:768 133:373 134:1930 135:289 136:883 137:874 138:2441 139:1495 140:858 141:1400 142:1296 143:1474 144:1244 145:342 146:1803 147:1498 148:2226 149:1667 150:862 151:1083 152:1844 153:458 154:3538 155:1440 156:1874 157:1222 158:1033 159:2085 160:2467 161:1318 162:3454 163:1250 164:1630 165:1609 166:708 167:1712 168:3803 169:708 170:4460 171:830 172:3142 173:3093 174:1021 175:1127 176:3516 177:4641 178:3417 179:2018 180:2284 181:2951 182:3243 183:1953 184:2385 185:19471 186:4376 187:3654 188:3879 189:3189 190:8887 191:1321 192:10993 193:8603 194:6961 195:4953 196:2952 197:2399 198:6041 199:6040 200:7505 201:5684 202:10498 203:10035 204:4566 205:3382 206:3769 207:3410 208:4060 209:4674 210:4265 211:2453 212:4018 213:3420 214:1159 215:67 216:6446 217:2671 218:1272 219:572 220:1946 221:979 222:843 223:2150 End of report