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 01 Apr, 2023 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: 917070 Prefixes after maximum aggregation (per Origin AS): 348172 Deaggregation factor: 2.63 Unique aggregates announced (without unneeded subnets): 447686 Total ASes present in the Internet Routing Table: 74255 Prefixes per ASN: 12.35 Origin-only ASes present in the Internet Routing Table: 63714 Origin ASes announcing only one prefix: 26176 Transit ASes present in the Internet Routing Table: 10541 Transit-only ASes present in the Internet Routing Table: 443 Average AS path length visible in the Internet Routing Table: 4.3 Max AS path length visible: 55 Max AS path prepend of ASN (265020) 50 Prefixes from unregistered ASNs in the Routing Table: 1115 Number of instances of unregistered ASNs: 1115 Number of 32-bit ASNs allocated by the RIRs: 41565 Number of 32-bit ASNs visible in the Routing Table: 34398 Prefixes from 32-bit ASNs in the Routing Table: 169231 Number of bogon 32-bit ASNs visible in the Routing Table: 60 Special use prefixes present in the Routing Table: 1 Prefixes being announced from unallocated address space: 497 Number of addresses announced to Internet: 3062486272 Equivalent to 182 /8s, 137 /16s and 213 /24s Percentage of available address space announced: 82.7 Percentage of allocated address space announced: 82.7 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: 306990 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 242093 Total APNIC prefixes after maximum aggregation: 69211 APNIC Deaggregation factor: 3.50 Prefixes being announced from the APNIC address blocks: 236746 Unique aggregates announced from the APNIC address blocks: 98032 APNIC Region origin ASes present in the Internet Routing Table: 13396 APNIC Prefixes per ASN: 17.67 APNIC Region origin ASes announcing only one prefix: 3933 APNIC Region transit ASes present in the Internet Routing Table: 1804 Average APNIC Region AS path length visible: 4.5 Max APNIC Region AS path length visible: 38 Number of APNIC region 32-bit ASNs visible in the Routing Table: 8680 Number of APNIC addresses announced to Internet: 773780096 Equivalent to 46 /8s, 30 /16s and 242 /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: 268442 Total ARIN prefixes after maximum aggregation: 122101 ARIN Deaggregation factor: 2.20 Prefixes being announced from the ARIN address blocks: 270802 Unique aggregates announced from the ARIN address blocks: 130492 ARIN Region origin ASes present in the Internet Routing Table: 19067 ARIN Prefixes per ASN: 14.20 ARIN Region origin ASes announcing only one prefix: 6961 ARIN Region transit ASes present in the Internet Routing Table: 1962 Average ARIN Region AS path length visible: 3.7 Max ARIN Region AS path length visible: 24 Number of ARIN region 32-bit ASNs visible in the Routing Table: 4765 Number of ARIN addresses announced to Internet: 1285972224 Equivalent to 76 /8s, 166 /16s and 97 /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: 258614 Total RIPE prefixes after maximum aggregation: 121854 RIPE Deaggregation factor: 2.12 Prefixes being announced from the RIPE address blocks: 254694 Unique aggregates announced from the RIPE address blocks: 157454 RIPE Region origin ASes present in the Internet Routing Table: 28265 RIPE Prefixes per ASN: 9.01 RIPE Region origin ASes announcing only one prefix: 12031 RIPE Region transit ASes present in the Internet Routing Table: 3962 Average RIPE Region AS path length visible: 4.3 Max RIPE Region AS path length visible: 31 Number of RIPE region 32-bit ASNs visible in the Routing Table: 11107 Number of RIPE addresses announced to Internet: 717980544 Equivalent to 42 /8s, 203 /16s and 131 /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: 117628 Total LACNIC prefixes after maximum aggregation: 28474 LACNIC Deaggregation factor: 4.13 Prefixes being announced from the LACNIC address blocks: 116991 Unique aggregates announced from the LACNIC address blocks: 49097 LACNIC Region origin ASes present in the Internet Routing Table: 10970 LACNIC Prefixes per ASN: 10.66 LACNIC Region origin ASes announcing only one prefix: 2644 LACNIC Region transit ASes present in the Internet Routing Table: 2276 Average LACNIC Region AS path length visible: 5.0 Max LACNIC Region AS path length visible: 55 Number of LACNIC region 32-bit ASNs visible in the Routing Table: 8766 Number of LACNIC addresses announced to Internet: 176631040 Equivalent to 10 /8s, 135 /16s and 45 /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: 29178 Total AfriNIC prefixes after maximum aggregation: 5773 AfriNIC Deaggregation factor: 5.05 Prefixes being announced from the AfriNIC address blocks: 37340 Unique aggregates announced from the AfriNIC address blocks: 12210 AfriNIC Region origin ASes present in the Internet Routing Table: 1733 AfriNIC Prefixes per ASN: 21.55 AfriNIC Region origin ASes announcing only one prefix: 607 AfriNIC Region transit ASes present in the Internet Routing Table: 336 Average AfriNIC Region AS path length visible: 5.0 Max AfriNIC Region AS path length visible: 40 Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1080 Number of AfriNIC addresses announced to Internet: 107755264 Equivalent to 6 /8s, 108 /16s and 55 /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 9506 8884 51 CHINAMOBILE-CN China Mobile Communicati 7545 5756 786 689 TPG-INTERNET-AP TPG Telecom Limited, AU 4538 4865 4192 75 ERX-CERNET-BKB China Education and Rese 7713 3532 1043 65 TELKOMNET-AS-AP PT Telekomunikasi Indon 7552 3437 1331 21 VIETEL-AS-AP Viettel Group, VN 45899 3381 1872 93 VNPT-AS-VN VNPT Corp, VN 9498 2903 491 237 BBIL-AP BHARTI Airtel Ltd., IN 4766 2557 11252 593 KIXS-AS-KR Korea Telecom, KR 24560 2363 836 440 AIRTELBROADBAND-AS-AP Bharti Airtel Ltd 45090 2184 1438 79 TENCENT-NET-AP Shenzhen Tencent Compute 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 8192 10775 2874 AMAZON-02, US 11492 4537 300 622 CABLEONE, US 7155 3963 279 46 VIASAT-SP-BACKBONE, US 22773 3621 3062 293 ASN-CXA-ALL-CCI-22773-RDC, US 6327 3514 1320 64 SHAW, CA 16625 3163 1590 2343 AKAMAI-AS, US 749 3036 50520 2303 DNIC-AS-00749, US 396982 2626 3588 360 GOOGLE-CLOUD-PLATFORM, US 7018 2567 24117 1575 ATT-INTERNET4, US 30036 2501 360 497 MEDIACOM-ENTERPRISE-BUSINESS, 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 7262 1705 149 UNI2-AS, ES 39891 4833 286 59 ALJAWWALSTC-AS, SA 20940 4060 3399 164 AKAMAI-ASN1, NL 8551 3888 370 37 BEZEQ-INTERNATIONAL-AS Bezeqint Interne 12389 2952 2292 911 ROSTELECOM-AS, RU 9009 2672 252 1392 M247, RO 34984 2268 359 609 TELLCOM-AS, TR 6849 2173 307 18 UKRTELNET, UA 58224 1850 950 543 TCI, IR 13188 1607 100 27 TRIOLAN, UA 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 11205 3343 577 Uninet S.A. de C.V., MX 10620 3499 506 850 Telmex Colombia S.A., CO 13999 2305 368 607 Mega Cable, S.A. de C.V., MX 11830 2261 369 64 Instituto Costarricense de Electricidad 28573 1332 2325 235 Claro NXT Telecomunicacoes Ltda, BR 3816 1303 767 159 COLOMBIA TELECOMUNICACIONES S.A. ESP, C 6503 1298 339 514 Axtel, S.A.B. de C.V., MX 6147 1131 370 22 Telefonica del Peru S.A.A., PE 11664 1101 180 451 Techtel LMDS Comunicaciones Interactiva 26615 1030 2498 45 TIM SA, BR 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 24835 1527 533 30 RAYA-AS, EG 24863 1524 393 19 LINKdotNET-AS, EG 36992 1341 1518 275 ETISALAT-MISR, EG 36903 1242 550 99 MT-MPLS, MA 29571 1018 67 48 ORANGE-COTE-IVOIRE, CI 36935 880 520 42 Vodafone-, EG 6713 550 1861 34 IAM-AS, MA 15399 530 54 47 WANANCHI-, KE 37342 493 32 1 MOVITEL, MZ 24757 488 73 5 EthioNet-AS, ET 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 11205 3343 577 Uninet S.A. de C.V., MX 9808 9506 8884 51 CHINAMOBILE-CN China Mobile Communicati 16509 8192 10775 2874 AMAZON-02, US 12479 7262 1705 149 UNI2-AS, ES 7545 5756 786 689 TPG-INTERNET-AP TPG Telecom Limited, AU 4538 4865 4192 75 ERX-CERNET-BKB China Education and Rese 39891 4833 286 59 ALJAWWALSTC-AS, SA 11492 4537 300 622 CABLEONE, US 20940 4060 3399 164 AKAMAI-ASN1, NL 7155 3963 279 46 VIASAT-SP-BACKBONE, 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 9506 9455 CHINAMOBILE-CN China Mobile Communications Grou 12479 7262 7113 UNI2-AS, ES 16509 8192 5318 AMAZON-02, US 7545 5756 5067 TPG-INTERNET-AP TPG Telecom Limited, AU 4538 4865 4790 ERX-CERNET-BKB China Education and Research Net 39891 4833 4774 ALJAWWALSTC-AS, SA 7155 3963 3917 VIASAT-SP-BACKBONE, US 11492 4537 3915 CABLEONE, US 20940 4060 3896 AKAMAI-ASN1, NL 8551 3888 3851 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo 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 3507 UNALLOCATED 5.105.166.0/24 213035 AS-SERVERION Serverion B.V., 33123 UNALLOCATED 8.10.69.0/24 11168 SCC, US 12169 UNALLOCATED 8.15.207.0/24 32787 PROLEXIC-TECHNOLOGIES-DDOS-M 53775 UNALLOCATED 8.20.88.0/24 7029 WINDSTREAM, US 62828 UNALLOCATED 8.21.130.0/24 3356 LEVEL3, US 393266 UNALLOCATED 8.23.52.0/24 46887 LIGHTOWER, US 396894 UNALLOCATED 8.28.201.0/24 46887 LIGHTOWER, US 394936 UNALLOCATED 8.33.224.0/24 22442 HOU-PHONOSCOPE, US 54338 UNALLOCATED 8.33.241.0/24 6461 ZAYO-6461, US 18798 UNALLOCATED 8.40.106.0/24 6461 ZAYO-6461, 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 23.131.185.0/24 Origin: 174 COGENT-174, US 23.131.185.0/24 Transit: 2516 KDDI KDDI CORPORATION, JP 23.131.186.0/24 Origin: 174 COGENT-174, US 23.131.186.0/24 Transit: 2516 KDDI KDDI CORPORATION, JP 23.131.187.0/24 Origin: 174 COGENT-174, US 23.131.187.0/24 Transit: 2516 KDDI KDDI CORPORATION, JP 23.131.188.0/24 Origin: 174 COGENT-174, US 23.131.188.0/24 Transit: 2516 KDDI KDDI CORPORATION, JP 23.136.112.0/24 Origin: 54835 UNASSIGNED 23.136.112.0/24 Transit: 21559 OSNET, PR 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 /10:39 /11:103 /12:299 /13:578 /14:1198 /15:2038 /16:13473 /17:8271 /18:13864 /19:25195 /20:44276 /21:51559 /22:109685 /23:97736 /24:547997 /25:730 /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 6322 7262 UNI2-AS, ES 8151 5172 11205 Uninet S.A. de C.V., MX 39891 3632 4833 ALJAWWALSTC-AS, SA 11492 3445 4537 CABLEONE, US 8551 3360 3888 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo 6327 3323 3514 SHAW, CA 7155 3038 3963 VIASAT-SP-BACKBONE, US 22773 2677 3621 ASN-CXA-ALL-CCI-22773-RDC, US 30036 2158 2501 MEDIACOM-ENTERPRISE-BUSINESS, US 10620 2053 3499 Telmex Colombia S.A., CO Complete listing at https://thyme.apnic.net/current/data-sXXas-nos Number of /24s announced per /8 block (Global) ---------------------------------------------- 1:1705 2:1232 3:170 4:5 5:4468 6:122 7:6 8:1551 9:1 11:172 12:1575 13:391 14:2283 15:296 16:137 17:372 18:413 20:248 21:4 22:188 23:6169 24:2576 25:6 27:2489 29:19 31:2513 32:97 34:10 35:107 36:1914 37:4664 38:4398 39:805 40:151 41:3965 42:988 43:2345 44:310 45:16559 46:4248 47:375 49:1751 50:1835 51:564 52:1594 54:389 55:763 56:8 57:90 58:1752 59:1123 60:978 61:2450 62:2642 63:1932 64:5672 65:2317 66:4921 67:3016 68:1373 69:4151 70:1253 71:669 72:2972 74:2604 75:1462 76:613 77:2430 78:1863 79:3166 80:2092 81:1741 82:1502 83:1276 84:1531 85:3007 86:754 87:1987 88:1247 89:3630 90:616 91:7684 92:2043 93:2583 94:3599 95:3999 96:1328 97:336 98:1158 99:746 100:73 101:1067 102:2638 103:31154 104:4621 105:483 106:907 107:2551 108:1006 109:4387 110:2082 111:3200 112:2058 113:1563 114:1630 115:2023 116:1924 117:2552 118:2285 119:1980 120:1778 121:1112 122:2603 123:2183 124:1617 125:2530 128:1316 129:1070 130:1005 131:1997 132:791 133:423 134:1905 135:301 136:872 137:941 138:2556 139:1541 140:1222 141:1448 142:1442 143:1496 144:1166 145:350 146:1934 147:1569 148:2337 149:1965 150:871 151:1153 152:1844 153:488 154:4295 155:1418 156:1708 157:1293 158:1047 159:2269 160:2544 161:1517 162:3536 163:1505 164:1604 165:1707 166:916 167:1715 168:3903 169:936 170:4622 171:877 172:3536 173:2946 174:1018 175:1159 176:3684 177:4622 178:3636 179:2165 180:2406 181:3431 182:3368 183:1929 184:2352 185:20135 186:4660 187:3944 188:4106 189:3574 190:9163 191:1435 192:10933 193:8845 194:7312 195:5170 196:3091 197:2410 198:5962 199:6080 200:7887 201:5862 202:10750 203:10207 204:4627 205:3549 206:3963 207:3450 208:4092 209:4894 210:4439 211:2497 212:4105 213:3541 214:1084 215:60 216:6618 217:2681 218:1294 219:581 220:2016 221:975 222:889 223:2183 End of report