[routing-wg] Weekly Global IPv4 Routing Table Report

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 UKNOF, 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 28 Dec, 2024 IPv4 BGP Table (Global) as seen at Japan. Report Website: https://thyme.apnic.net Detailed Analysis: https://thyme.apnic.net/current/ Analysis Summary ---------------- BGP routing table entries examined: 975755 Prefixes after maximum aggregation (per Origin AS): 370312 Deaggregation factor: 2.63 Unique aggregates announced (without unneeded subnets): 469274 Number of IPv4 prefixes with a valid ROA: 519893 Number of IPv4 prefixes with an invalid ROA: 1226 Number of IPv4 prefixes with no ROA: 454636 Total ASes present in the Internet Routing Table: 76546 Prefixes per ASN: 12.75 Origin-only ASes present in the Internet Routing Table: 65530 Origin ASes announcing only one prefix: 26838 Transit ASes present in the Internet Routing Table: 11016 Transit-only ASes present in the Internet Routing Table: 540 Average AS path length visible in the Internet Routing Table: 5.3 Max AS path length visible: 67 Max AS path prepend of ASN ( 37447) 57 Prefixes from unregistered ASNs in the Routing Table: 1056 Number of instances of unregistered ASNs: 1061 Number of 32-bit ASNs allocated by the RIRs: 46006 Number of 32-bit ASNs visible in the Routing Table: 37614 Prefixes from 32-bit ASNs in the Routing Table: 196861 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: 486 Number of addresses announced to Internet: 3116767744 Equivalent to 185 /8s, 198 /16s and 26 /24s Percentage of available address space announced: 84.2 Percentage of allocated address space announced: 84.2 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: 317795 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 260293 Total APNIC prefixes after maximum aggregation: 76851 APNIC Deaggregation factor: 3.39 Prefixes being announced from the APNIC address blocks: 251552 Unique aggregates announced from the APNIC address blocks: 102428 APNIC Region origin ASes present in the Internet Routing Table: 14498 APNIC Prefixes per ASN: 17.35 APNIC Region origin ASes announcing only one prefix: 4432 APNIC Region transit ASes present in the Internet Routing Table: 1911 Average APNIC Region AS path length visible: 5.5 Max APNIC Region AS path length visible: 54 Number of APNIC region 32-bit ASNs visible in the Routing Table: 9956 Number of APNIC addresses announced to Internet: 757317760 Equivalent to 45 /8s, 35 /16s and 192 /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, 131072-153913 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: 287087 Total ARIN prefixes after maximum aggregation: 126650 ARIN Deaggregation factor: 2.27 Prefixes being announced from the ARIN address blocks: 288370 Unique aggregates announced from the ARIN address blocks: 132213 ARIN Region origin ASes present in the Internet Routing Table: 19218 ARIN Prefixes per ASN: 15.01 ARIN Region origin ASes announcing only one prefix: 6978 ARIN Region transit ASes present in the Internet Routing Table: 2013 Average ARIN Region AS path length visible: 4.6 Max ARIN Region AS path length visible: 39 Number of ARIN region 32-bit ASNs visible in the Routing Table: 5110 Number of ARIN addresses announced to Internet: 1344633344 Equivalent to 80 /8s, 37 /16s and 122 /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, 393216-402332 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, 45/8, 47/8, 48/8, 50/8, 52/8, 54/8, 55/8, 56/8, 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: 269801 Total RIPE prefixes after maximum aggregation: 130623 RIPE Deaggregation factor: 2.07 Prefixes being announced from the RIPE address blocks: 266730 Unique aggregates announced from the RIPE address blocks: 169861 RIPE Region origin ASes present in the Internet Routing Table: 28821 RIPE Prefixes per ASN: 9.25 RIPE Region origin ASes announcing only one prefix: 12089 RIPE Region transit ASes present in the Internet Routing Table: 3993 Average RIPE Region AS path length visible: 5.3 Max RIPE Region AS path length visible: 54 Number of RIPE region 32-bit ASNs visible in the Routing Table: 12175 Number of RIPE addresses announced to Internet: 732902528 Equivalent to 43 /8s, 175 /16s and 52 /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 196608-216475 RIPE Address Blocks 2/8, 5/8, 25/8, 31/8, 37/8, 46/8, 51/8, 53/8, 57/8, 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: 123566 Total LACNIC prefixes after maximum aggregation: 28934 LACNIC Deaggregation factor: 4.27 Prefixes being announced from the LACNIC address blocks: 121029 Unique aggregates announced from the LACNIC address blocks: 48782 LACNIC Region origin ASes present in the Internet Routing Table: 11188 LACNIC Prefixes per ASN: 10.82 LACNIC Region origin ASes announcing only one prefix: 2650 LACNIC Region transit ASes present in the Internet Routing Table: 2507 Average LACNIC Region AS path length visible: 5.9 Max LACNIC Region AS path length visible: 56 Number of LACNIC region 32-bit ASNs visible in the Routing Table: 9114 Number of LACNIC addresses announced to Internet: 177503744 Equivalent to 10 /8s, 148 /16s and 126 /24s LACNIC AS Blocks 26592-26623, 27648-28671, 52224-53247, 61440-61951, 64099-64197, 262144-274844 + 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: 33952 Total AfriNIC prefixes after maximum aggregation: 6591 AfriNIC Deaggregation factor: 5.15 Prefixes being announced from the AfriNIC address blocks: 47588 Unique aggregates announced from the AfriNIC address blocks: 15582 AfriNIC Region origin ASes present in the Internet Routing Table: 1901 AfriNIC Prefixes per ASN: 25.03 AfriNIC Region origin ASes announcing only one prefix: 689 AfriNIC Region transit ASes present in the Internet Routing Table: 375 Average AfriNIC Region AS path length visible: 6.0 Max AfriNIC Region AS path length visible: 67 Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1259 Number of AfriNIC addresses announced to Internet: 104153600 Equivalent to 6 /8s, 53 /16s and 66 /24s AfriNIC AS Blocks 36864-37887, 327680-329727 & ERX transfers AfriNIC Address Blocks 41/8, 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 10111 8754 92 CHINAMOBILE-CN China Mobile Communication 7545 6195 842 663 TPG-INTERNET-AP TPG Telecom Limited, AU 4538 4810 4192 76 ERX-CERNET-BKB China Education and Resear 18403 4355 347 23 FPT-AS-AP FPT Telecom Company, VN 9498 4050 523 273 BBIL-AP BHARTI Airtel Ltd., IN 7552 3916 1331 25 VIETEL-AS-AP Viettel Group, VN 7713 3676 1036 72 TELKOMNET-AS-AP PT Telekomunikasi Indones 45899 3257 1869 100 VNPT-AS-VN VNPT Corp, VN 24560 2827 845 539 AIRTELBROADBAND-AS-AP Bharti Airtel Ltd., 4766 2277 11518 581 KIXS-AS-KR Korea Telecom, KR 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 12486 37832 3186 AMAZON-02, US 11492 4692 312 552 CABLEONE, US 174 4195 8763 872 COGENT-174, US 7155 4165 287 85 VIASAT-SP-BACKBONE, US 6327 3614 1320 79 SHAW, CA 22773 3393 3035 187 ASN-CXA-ALL-CCI-22773-RDC, US 749 3262 54895 2509 DNIC-AS-00749, US 7018 3239 23513 2056 ATT-INTERNET4, US 396982 2892 3656 438 GOOGLE-CLOUD-PLATFORM, US 16625 2886 1248 2140 AKAMAI-AS, 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 7707 1709 143 UNI2-AS, ES 39891 4750 290 62 ALJAWWALSTC-AS, SA 20940 3914 3395 129 AKAMAI-ASN1, NL 9009 3713 319 1872 M247, RO 12389 2979 2300 886 ROSTELECOM-AS, RU 34984 2369 360 577 TELLCOM-AS, TR 212238 1843 133 1362 CDNEXT, GB 8452 1630 1852 14 TE-AS TE-AS, EG 13188 1607 100 26 TRIOLAN, UA 62240 1494 98 747 CLOUVIDER Clouvider - Global ASN, GB 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 11526 3227 604 UNINET, MX 10620 3548 494 936 Telmex Colombia S.A., CO 13999 2530 538 368 Mega Cable, S.A. de C.V., MX 11830 1995 369 64 Instituto Costarricense de Electricidad y 28573 1332 2310 261 Claro NXT Telecomunicacoes Ltda, BR 3816 1329 778 207 COLOMBIA TELECOMUNICACIONES S.A. ESP BIC, 6503 1170 374 163 Axtel, S.A.B. de C.V., MX 11664 1132 278 33 Techtel LMDS Comunicaciones Interactivas 6147 1115 371 22 Telefonica del Peru S.A.A., PE 22884 1070 98 374 TOTAL PLAY TELECOMUNICACIONES SA DE CV, M 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 1666 389 18 LINKdotNET-AS, EG 24835 1659 593 29 RAYA-AS, EG 29571 1464 93 59 ORANGE-COTE-IVOIRE, CI 36992 1425 1518 287 ETISALAT-MISR, EG 36903 1249 554 96 MT-MPLS, MA 36935 1001 521 42 Vodafone-, EG 20011 967 179 271 INTERNET-SOLUTIONS, ZA 37069 832 1083 15 MOBINIL, EG 6713 557 1861 35 IAM-AS, MA 36914 544 82 3 KENET-AS, KE 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 16509 12486 37832 3186 AMAZON-02, US 8151 11526 3227 604 UNINET, MX 9808 10111 8754 92 CHINAMOBILE-CN China Mobile Communication 12479 7707 1709 143 UNI2-AS, ES 7545 6195 842 663 TPG-INTERNET-AP TPG Telecom Limited, AU 4538 4810 4192 76 ERX-CERNET-BKB China Education and Resear 39891 4750 290 62 ALJAWWALSTC-AS, SA 11492 4692 312 552 CABLEONE, US 18403 4355 347 23 FPT-AS-AP FPT Telecom Company, VN 174 4195 8763 872 COGENT-174, US Complete listing at https://thyme.apnic.net/current/data-ASnet Global Per AS Maximum Aggregation summary ----------------------------------------- ASN No of nets Net Savings Description 8151 11526 10922 UNINET, MX 9808 10111 10019 CHINAMOBILE-CN China Mobile Communications Grou 12479 7707 7564 UNI2-AS, ES 7545 6195 5532 TPG-INTERNET-AP TPG Telecom Limited, AU 4538 4810 4734 ERX-CERNET-BKB China Education and Research Net 39891 4750 4688 ALJAWWALSTC-AS, SA 18403 4355 4332 FPT-AS-AP FPT Telecom Company, VN 11492 4692 4140 CABLEONE, US 7155 4165 4080 VIASAT-SP-BACKBONE, US 7552 3916 3891 VIETEL-AS-AP Viettel Group, VN 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 400866 UNALLOCATED 2.59.148.0/23 21859 ZEN-ECN, US 33123 UNALLOCATED 8.10.69.0/24 174 COGENT-174, US 12169 UNALLOCATED 8.15.207.0/24 32787 PROLEXIC-TECHNOLOGIES-D 40493 UNALLOCATED 8.17.26.0/24 3356 LEVEL3, US 46639 UNALLOCATED 8.17.66.0/24 701 UUNET, US 53775 UNALLOCATED 8.20.88.0/24 7029 WINDSTREAM, US 393266 UNALLOCATED 8.23.52.0/24 46887 CROWNCASTLE-AS46887, US 396894 UNALLOCATED 8.28.201.0/24 46887 CROWNCASTLE-AS46887, US 394936 UNALLOCATED 8.33.224.0/24 22442 HOU-PHONOSCOPE, US 54338 UNALLOCATED 8.33.241.0/24 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 14.192.20.0/22 Origin: 26658 HENGTONG-IDC-LLC, US 14.192.20.0/22 Transit: 6939 HURRICANE, US 23.132.192.0/24 Origin: 30500 WOLFPAWSERVICES, CA 23.132.192.0/24 Transit: 6939 HURRICANE, US 23.140.16.0/24 Origin: 63371 RESERVED, ZZ 23.140.16.0/24 Transit: 10796 TWC-10796-MIDWEST, US 23.140.48.0/24 Origin: 63371 RESERVED, ZZ 23.140.48.0/24 Transit: 7018 ATT-INTERNET4, US 23.140.216.0/24 Origin: 27176 DATAWAGON, US 23.140.216.0/24 Transit: 20278 NEXEON, US 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 /9:16 /10:42 /11:93 /12:310 /13:590 /14:1220 /15:2150 /16:13971 /17:8300 /18:13793 /19:24871 /20:45109 /21:52544 /22:112391 /23:101176 /24:598481 /25:682 /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 6679 7707 UNI2-AS, ES 8151 5721 11526 UNINET, MX 11492 3555 4692 CABLEONE, US 39891 3441 4750 ALJAWWALSTC-AS, SA 6327 3409 3614 SHAW, CA 7155 3113 4165 VIASAT-SP-BACKBONE, US 22773 2527 3393 ASN-CXA-ALL-CCI-22773-RDC, US 16509 2248 12486 AMAZON-02, US 30036 2225 2564 MEDIACOM-ENTERPRISE-BUSINESS, US 10620 2178 3548 Telmex Colombia S.A., CO Complete listing at https://thyme.apnic.net/current/data-sXXas-nos Number of /24s announced per /8 block (Global) ---------------------------------------------- 1:2308 2:1548 3:538 4:9 5:4481 6:165 7:6 8:1552 9:1 11:172 12:1397 13:359 14:2506 15:333 16:269 17:361 18:904 20:446 21:4 22:188 23:7191 24:2730 25:2 27:2614 29:19 30:1 31:3055 32:40 34:69 35:176 36:2405 37:4500 38:9030 39:880 40:150 41:4154 42:2027 43:2528 44:341 45:18331 46:4964 47:299 49:2009 50:1869 51:587 52:1574 54:315 55:1005 56:8 57:233 58:2287 59:1244 60:1154 61:2810 62:2890 63:1834 64:5416 65:2215 66:4651 67:3021 68:1287 69:3988 70:1107 71:596 72:2862 74:2790 75:1633 76:634 77:2556 78:1852 79:1698 80:2218 81:2031 82:1788 83:1421 84:1791 85:3203 86:976 87:2410 88:1265 89:4316 90:760 91:8301 92:2735 93:2840 94:3848 95:4202 96:1256 97:308 98:1065 99:732 100:71 101:1180 102:3453 103:32406 104:4421 105:746 106:1013 107:2600 108:1193 109:4065 110:2237 111:3284 112:2046 113:1833 114:1940 115:2100 116:2047 117:2671 118:2878 119:1964 120:1883 121:1397 122:2746 123:2175 124:1607 125:2859 126:62 128:1565 129:915 130:1268 131:1849 132:804 133:450 134:1510 135:322 136:1324 137:1144 138:2888 139:1545 140:1522 141:1461 142:1835 143:1584 144:1026 145:426 146:2129 147:2037 148:2558 149:2837 150:1179 151:1502 152:2115 153:500 154:8294 155:1578 156:3654 157:1861 158:1253 159:2441 160:3417 161:1749 162:3613 163:1788 164:1685 165:2155 166:1350 167:1864 168:4127 169:801 170:5043 171:1001 172:4017 173:3187 174:916 175:1261 176:3551 177:4844 178:3743 179:2249 180:2537 181:3973 182:3358 183:2060 184:2256 185:21336 186:5055 187:4222 188:4226 189:4098 190:9604 191:1567 192:11235 193:9307 194:7687 195:5424 196:3202 197:3507 198:6110 199:8293 200:8131 201:6298 202:10630 203:10489 204:4615 205:3689 206:4674 207:3614 208:4215 209:5138 210:4784 211:2621 212:4506 213:3753 214:1048 215:48 216:6596 217:3078 218:1380 219:536 220:2111 221:1051 222:848 223:2313 End of report