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[routing-wg] Weekly Global IPv4 Routing Table Report
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Routing Table Analysis Role Account
cscora at apnic.net
Fri Jul 22 20:02:48 CEST 2022
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 at lists.apnic.net. For historical data, please see https://thyme.apnic.net. If you have any comments please contact Philip Smith <pfsinoz at gmail.com>. IPv4 Routing Table Report 04:00 +10GMT Sat 23 Jul, 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: 904523 Prefixes after maximum aggregation (per Origin AS): 340800 Deaggregation factor: 2.65 Unique aggregates announced (without unneeded subnets): 436913 Total ASes present in the Internet Routing Table: 73449 Prefixes per ASN: 12.31 Origin-only ASes present in the Internet Routing Table: 63038 Origin ASes announcing only one prefix: 25918 Transit ASes present in the Internet Routing Table: 10411 Transit-only ASes present in the Internet Routing Table: 392 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: 980 Number of instances of unregistered ASNs: 985 Number of 32-bit ASNs allocated by the RIRs: 39846 Number of 32-bit ASNs visible in the Routing Table: 33050 Prefixes from 32-bit ASNs in the Routing Table: 157447 Number of bogon 32-bit ASNs visible in the Routing Table: 24 Special use prefixes present in the Routing Table: 1 Prefixes being announced from unallocated address space: 503 Number of addresses announced to Internet: 3068267136 Equivalent to 182 /8s, 226 /16s and 10 /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: 307212 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 236057 Total APNIC prefixes after maximum aggregation: 67078 APNIC Deaggregation factor: 3.52 Prefixes being announced from the APNIC address blocks: 231112 Unique aggregates announced from the APNIC address blocks: 95728 APNIC Region origin ASes present in the Internet Routing Table: 12801 APNIC Prefixes per ASN: 18.05 APNIC Region origin ASes announcing only one prefix: 3692 APNIC Region transit ASes present in the Internet Routing Table: 1750 Average APNIC Region AS path length visible: 4.7 Max APNIC Region AS path length visible: 24 Number of APNIC region 32-bit ASNs visible in the Routing Table: 8023 Number of APNIC addresses announced to Internet: 773114368 Equivalent to 46 /8s, 20 /16s and 202 /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: 264035 Total ARIN prefixes after maximum aggregation: 120828 ARIN Deaggregation factor: 2.19 Prefixes being announced from the ARIN address blocks: 264351 Unique aggregates announced from the ARIN address blocks: 127253 ARIN Region origin ASes present in the Internet Routing Table: 19057 ARIN Prefixes per ASN: 13.87 ARIN Region origin ASes announcing only one prefix: 6922 ARIN Region transit ASes present in the Internet Routing Table: 1930 Average ARIN Region AS path length visible: 3.8 Max ARIN Region AS path length visible: 35 Number of ARIN region 32-bit ASNs visible in the Routing Table: 4573 Number of ARIN addresses announced to Internet: 1296011520 Equivalent to 77 /8s, 63 /16s and 145 /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: 259590 Total RIPE prefixes after maximum aggregation: 118910 RIPE Deaggregation factor: 2.18 Prefixes being announced from the RIPE address blocks: 256982 Unique aggregates announced from the RIPE address blocks: 152841 RIPE Region origin ASes present in the Internet Routing Table: 28167 RIPE Prefixes per ASN: 9.12 RIPE Region origin ASes announcing only one prefix: 12076 RIPE Region transit ASes present in the Internet Routing Table: 3987 Average RIPE Region AS path length visible: 4.3 Max RIPE Region AS path length visible: 35 Number of RIPE region 32-bit ASNs visible in the Routing Table: 10758 Number of RIPE addresses announced to Internet: 714714240 Equivalent to 42 /8s, 153 /16s and 172 /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: 115787 Total LACNIC prefixes after maximum aggregation: 27728 LACNIC Deaggregation factor: 4.18 Prefixes being announced from the LACNIC address blocks: 115527 Unique aggregates announced from the LACNIC address blocks: 48829 LACNIC Region origin ASes present in the Internet Routing Table: 10980 LACNIC Prefixes per ASN: 10.52 LACNIC Region origin ASes announcing only one prefix: 2650 LACNIC Region transit ASes present in the Internet Routing Table: 2255 Average LACNIC Region AS path length visible: 4.9 Max LACNIC Region AS path length visible: 55 Number of LACNIC region 32-bit ASNs visible in the Routing Table: 8709 Number of LACNIC addresses announced to Internet: 176498688 Equivalent to 10 /8s, 133 /16s and 40 /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: 28074 Total AfriNIC prefixes after maximum aggregation: 5512 AfriNIC Deaggregation factor: 5.09 Prefixes being announced from the AfriNIC address blocks: 36048 Unique aggregates announced from the AfriNIC address blocks: 11839 AfriNIC Region origin ASes present in the Internet Routing Table: 1661 AfriNIC Prefixes per ASN: 21.70 AfriNIC Region origin ASes announcing only one prefix: 578 AfriNIC Region transit ASes present in the Internet Routing Table: 322 Average AfriNIC Region AS path length visible: 5.0 Max AfriNIC Region AS path length visible: 34 Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 987 Number of AfriNIC addresses announced to Internet: 107644160 Equivalent to 6 /8s, 106 /16s and 133 /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 9043 8883 49 CHINAMOBILE-CN China Mobile Communicati 7545 5922 785 695 TPG-INTERNET-AP TPG Telecom Limited, AU 4538 4711 4192 75 ERX-CERNET-BKB China Education and Rese 7552 3571 1330 19 VIETEL-AS-AP Viettel Group, VN 7713 3506 1042 59 TELKOMNET-AS-AP PT Telekomunikasi Indon 45899 3387 1879 49 VNPT-AS-VN VNPT Corp, VN 4766 2497 11125 601 KIXS-AS-KR Korea Telecom, KR 9498 2427 499 238 BBIL-AP BHARTI Airtel Ltd., IN 45090 2174 1438 79 TENCENT-NET-AP Shenzhen Tencent Compute 24560 2133 846 411 AIRTELBROADBAND-AS-AP Bharti Airtel Ltd 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 6739 10384 2695 AMAZON-02, US 11492 4514 299 657 CABLEONE, US 7155 3906 265 32 VIASAT-SP-BACKBONE, US 22773 3833 3068 354 ASN-CXA-ALL-CCI-22773-RDC, US 16625 3455 1779 2499 AKAMAI-AS, US 6327 3438 1319 63 SHAW, CA 749 3016 50733 2274 DNIC-AS-00749, US 30036 2602 372 276 MEDIACOM-ENTERPRISE-BUSINESS, US 396982 2514 3360 360 GOOGLE-CLOUD-PLATFORM, US 209 2379 4936 410 CENTURYLINK-US-LEGACY-QWEST, 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 6891 1730 144 UNI2-AS, ES 9121 6676 1692 17 TTNET, TR 20940 4028 3361 206 AKAMAI-ASN1, NL 39891 4005 234 45 ALJAWWALSTC-AS, SA 8551 4004 374 39 BEZEQ-INTERNATIONAL-AS Bezeqint Interne 12389 2944 2290 913 ROSTELECOM-AS, RU 6849 2754 355 21 UKRTELNET, UA 9009 2575 254 1335 M247, GB 34984 2249 358 637 TELLCOM-AS, TR 47331 2044 322 1565 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 10773 3397 558 Uninet S.A. de C.V., MX 10620 3482 515 774 Telmex Colombia S.A., CO 11830 2421 369 64 Instituto Costarricense de Electricidad 13999 1908 312 506 Mega Cable, S.A. de C.V., MX 28573 1362 2331 269 Claro NXT Telecomunicacoes Ltda, BR 6503 1290 338 520 Axtel, S.A.B. de C.V., MX 3816 1267 693 153 COLOMBIA TELECOMUNICACIONES S.A. ESP, C 6147 1084 369 21 Telefonica del Peru S.A.A., PE 11664 997 179 458 Techtel LMDS Comunicaciones Interactiva 26615 976 2466 43 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 24863 1609 393 21 LINKdotNET-AS, EG 24835 1546 521 31 RAYA-AS, EG 36992 1320 1519 274 ETISALAT-MISR, EG 36903 1199 545 114 MT-MPLS, MA 29571 970 66 47 ORANGE-COTE-IVOIRE, CI 36935 801 520 42 Vodafone-, EG 6713 610 1863 34 IAM-AS, MA 15399 517 52 37 WANANCHI-, KE 37342 462 32 1 MOVITEL, MZ 23889 401 232 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 10773 3397 558 Uninet S.A. de C.V., MX 9808 9043 8883 49 CHINAMOBILE-CN China Mobile Communicati 12479 6891 1730 144 UNI2-AS, ES 16509 6739 10384 2695 AMAZON-02, US 9121 6676 1692 17 TTNET, TR 7545 5922 785 695 TPG-INTERNET-AP TPG Telecom Limited, AU 4538 4711 4192 75 ERX-CERNET-BKB China Education and Rese 11492 4514 299 657 CABLEONE, US 20940 4028 3361 206 AKAMAI-ASN1, NL 39891 4005 234 45 ALJAWWALSTC-AS, SA Complete listing at https://thyme.apnic.net/current/data-ASnet Global Per AS Maximum Aggregation summary ----------------------------------------- ASN No of nets Net Savings Description 9808 9043 8994 CHINAMOBILE-CN China Mobile Communications Grou 12479 6891 6747 UNI2-AS, ES 9121 6676 6659 TTNET, TR 7545 5922 5227 TPG-INTERNET-AP TPG Telecom Limited, AU 4538 4711 4636 ERX-CERNET-BKB China Education and Research Net 16509 6739 4044 AMAZON-02, US 8551 4004 3965 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo 39891 4005 3960 ALJAWWALSTC-AS, SA 7155 3906 3874 VIASAT-SP-BACKBONE, US 11492 4514 3857 CABLEONE, US 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 33123 UNALLOCATED 8.10.69.0/24 11168 SCC, US 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 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 18798 UNALLOCATED 8.40.106.0/24 6461 ZAYO-6461, US 394856 UNALLOCATED 8.40.216.0/24 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 23.139.40.0/23 Origin: 50058 AUGUST-INTERNET August Internet, GB 23.139.40.0/23 Transit: 1299 TWELVE99 Arelion, fka Telia Carrier, SE 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 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 /11:99 /12:303 /13:592 /14:1209 /15:2063 /16:13539 /17:8322 /18:13912 /19:25106 /20:44402 /21:52288 /22:108988 /23:96746 /24:536077 /25:808 /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 5875 6891 UNI2-AS, ES 9121 5832 6676 TTNET, TR 8151 4503 10773 Uninet S.A. de C.V., MX 8551 3467 4004 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo 11492 3418 4514 CABLEONE, US 6327 3248 3438 SHAW, CA 39891 3189 4005 ALJAWWALSTC-AS, SA 7155 2995 3906 VIASAT-SP-BACKBONE, US 22773 2850 3833 ASN-CXA-ALL-CCI-22773-RDC, US 6849 2612 2754 UKRTELNET, UA Complete listing at https://thyme.apnic.net/current/data-sXXas-nos Number of /24s announced per /8 block (Global) ---------------------------------------------- 1:1928 2:1032 3:157 4:5 5:3827 6:110 7:6 8:1573 9:1 11:173 12:1643 13:340 14:2353 15:234 16:47 17:389 18:177 20:242 21:4 22:188 23:5813 24:2387 25:6 27:2609 29:19 31:2427 32:95 34:7 35:87 36:1811 37:4439 38:3307 39:720 40:152 41:3889 42:1128 43:2227 44:290 45:16035 46:4140 47:325 49:1711 50:1954 51:237 52:1452 54:384 55:856 56:8 57:59 58:1786 59:1163 60:962 61:2292 62:2530 63:1929 64:5608 65:2391 66:4875 67:2972 68:1180 69:4184 70:1319 71:681 72:3023 74:2637 75:1398 76:582 77:2227 78:3939 79:3128 80:1997 81:1780 82:1494 83:1206 84:1361 85:3709 86:725 87:1902 88:2798 89:3358 90:546 91:7620 92:2028 93:2558 94:3509 95:4764 96:1330 97:352 98:1026 99:751 100:77 101:1038 102:2173 103:29518 104:4535 105:468 106:878 107:2552 108:862 109:4318 110:1989 111:3323 112:2041 113:1536 114:1479 115:2002 116:1916 117:2427 118:2302 119:1826 120:1770 121:1078 122:2552 123:2086 124:1597 125:2124 128:1227 129:1067 130:984 131:2057 132:784 133:377 134:1938 135:302 136:890 137:868 138:2471 139:1506 140:934 141:1448 142:1317 143:1395 144:1214 145:350 146:1832 147:1516 148:2211 149:1743 150:865 151:1072 152:1862 153:462 154:3680 155:1445 156:1679 157:1275 158:1037 159:2219 160:2492 161:1285 162:3469 163:1307 164:1643 165:1628 166:769 167:1725 168:3815 169:886 170:4555 171:839 172:3291 173:3117 174:1025 175:1142 176:3618 177:4741 178:3540 179:2163 180:2330 181:3219 182:3238 183:1943 184:2345 185:19597 186:4332 187:3808 188:3978 189:3404 190:8947 191:1454 192:10971 193:8666 194:7063 195:5025 196:2954 197:2415 198:5998 199:6046 200:7590 201:5863 202:10518 203:10054 204:4528 205:3441 206:3759 207:3393 208:4021 209:4700 210:4381 211:2415 212:4065 213:3456 214:1147 215:67 216:6466 217:2648 218:1292 219:573 220:2010 221:967 222:829 223:1994 End of report
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