IPv4 R&E Routing Table Report 21:10 GMT Thu 28 Jul, 2022 IPv4 BGP Table (Global) as seen at AARNET (Brisbane). Report Website: https://bgp.nsrc.org/REN Detailed Analysis: https://bgp.nsrc.org/REN/AARNET/ Analysis Summary ---------------- BGP routing table entries examined: 899034 Prefixes after maximum aggregation (per Origin AS): 339385 Deaggregation factor: 2.65 Unique aggregates announced (without unneeded subnets): 437198 Number of IPv4 prefixes with a valid ROA: 339377 Number of IPv4 prefixes with an invalid ROA: 3035 Number of IPv4 prefixes with no ROA: 556622 Total ASes present in the Internet Routing Table: 73452 Prefixes per ASN: 12.24 Origin-only ASes present in the Internet Routing Table: 63105 Origin ASes announcing only one prefix: 25933 Transit ASes present in the Internet Routing Table: 10347 Transit-only ASes present in the Internet Routing Table: 397 Paths with bogon ASNs present in the IPv4 Routing Table: 70 Average AS path length visible in the Internet Routing Table: 4.4 Max AS path length visible: 36 Max AS path prepend of ASN ( 30036) 34 Prefixes from unregistered ASNs in the Routing Table: 1006 Number of instances of unregistered ASNs: 1037 Number of 32-bit ASNs allocated by the RIRs: 39883 Number of 32-bit ASNs visible in the Routing Table: 33090 Prefixes from 32-bit ASNs in the Routing Table: 158009 Number of bogon 32-bit ASNs visible in the Routing Table: 112 Special use prefixes present in the Routing Table: 3 Prefixes being announced from unallocated address space: 506 Number of addresses announced to Internet: 3071111936 Equivalent to 183 /8s, 13 /16s and 115 /24s Percentage of available address space announced: 83.0 Percentage of allocated address space announced: 83.0 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: 300086 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 237319 Total APNIC prefixes after maximum aggregation: 66905 APNIC Deaggregation factor: 3.55 Prefixes being announced from the APNIC address blocks: 232318 Unique aggregates announced from the APNIC address blocks: 96042 APNIC Region origin ASes present in the Internet Routing Table: 12807 APNIC Prefixes per ASN: 18.14 APNIC Region origin ASes announcing only one prefix: 3703 APNIC Region transit ASes present in the Internet Routing Table: 1761 Average APNIC Region AS path length visible: 4.1 Max APNIC Region AS path length visible: 24 Number of APNIC region 32-bit ASNs visible in the Routing Table: 8050 Number of APNIC addresses announced to Internet: 772867072 Equivalent to 46 /8s, 17 /16s and 4 /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: 264248 Total ARIN prefixes after maximum aggregation: 120810 ARIN Deaggregation factor: 2.19 Prefixes being announced from the ARIN address blocks: 264482 Unique aggregates announced from the ARIN address blocks: 127254 ARIN Region origin ASes present in the Internet Routing Table: 19048 ARIN Prefixes per ASN: 13.89 ARIN Region origin ASes announcing only one prefix: 6925 ARIN Region transit ASes present in the Internet Routing Table: 1914 Average ARIN Region AS path length visible: 4.1 Max ARIN Region AS path length visible: 36 Number of ARIN region 32-bit ASNs visible in the Routing Table: 4573 Number of ARIN addresses announced to Internet: 1295856896 Equivalent to 77 /8s, 61 /16s and 53 /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: 252043 Total RIPE prefixes after maximum aggregation: 117646 RIPE Deaggregation factor: 2.14 Prefixes being announced from the RIPE address blocks: 249480 Unique aggregates announced from the RIPE address blocks: 152789 RIPE Region origin ASes present in the Internet Routing Table: 28162 RIPE Prefixes per ASN: 8.86 RIPE Region origin ASes announcing only one prefix: 12062 RIPE Region transit ASes present in the Internet Routing Table: 3936 Average RIPE Region AS path length visible: 4.5 Max RIPE Region AS path length visible: 30 Number of RIPE region 32-bit ASNs visible in the Routing Table: 10768 Number of RIPE addresses announced to Internet: 717958656 Equivalent to 42 /8s, 203 /16s and 46 /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: 116207 Total LACNIC prefixes after maximum aggregation: 27712 LACNIC Deaggregation factor: 4.19 Prefixes being announced from the LACNIC address blocks: 115915 Unique aggregates announced from the LACNIC address blocks: 48810 LACNIC Region origin ASes present in the Internet Routing Table: 10977 LACNIC Prefixes per ASN: 10.56 LACNIC Region origin ASes announcing only one prefix: 2661 LACNIC Region transit ASes present in the Internet Routing Table: 2234 Average LACNIC Region AS path length visible: 5.2 Max LACNIC Region AS path length visible: 31 Number of LACNIC region 32-bit ASNs visible in the Routing Table: 8706 Number of LACNIC addresses announced to Internet: 176432896 Equivalent to 10 /8s, 132 /16s and 39 /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: 28211 Total AfriNIC prefixes after maximum aggregation: 5557 AfriNIC Deaggregation factor: 5.08 Prefixes being announced from the AfriNIC address blocks: 36332 Unique aggregates announced from the AfriNIC address blocks: 11880 AfriNIC Region origin ASes present in the Internet Routing Table: 1666 AfriNIC Prefixes per ASN: 21.81 AfriNIC Region origin ASes announcing only one prefix: 582 AfriNIC Region transit ASes present in the Internet Routing Table: 330 Average AfriNIC Region AS path length visible: 5.0 Max AfriNIC Region AS path length visible: 35 Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 993 Number of AfriNIC addresses announced to Internet: 107707136 Equivalent to 6 /8s, 107 /16s and 123 /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 9032 8883 46 CHINAMOBILE-CN China Mobile Communicati 7545 5923 785 690 TPG-INTERNET-AP TPG Telecom Limited, AU 4538 4839 4192 75 ERX-CERNET-BKB China Education and Rese 7552 3589 1330 19 VIETEL-AS-AP Viettel Group, VN 7713 3511 1042 60 TELKOMNET-AS-AP PT Telekomunikasi Indon 45899 3385 1879 49 VNPT-AS-VN VNPT Corp, VN 9498 2428 499 238 BBIL-AP BHARTI Airtel Ltd., IN 4766 2221 11122 592 KIXS-AS-KR Korea Telecom, KR 45090 2174 1438 79 TENCENT-NET-AP Shenzhen Tencent Compute 24560 2146 849 406 AIRTELBROADBAND-AS-AP Bharti Airtel Ltd Complete listing at https://bgp.nsrc.org/REN/AARNET/data-ASnet-APNIC ARIN Region per AS prefix count summary --------------------------------------- ASN No of nets /20 equiv MaxAgg Description 16509 6731 10382 2675 AMAZON-02, US 11492 4515 299 658 CABLEONE, US 7155 3906 265 32 VIASAT-SP-BACKBONE, US 22773 3879 3072 354 ASN-CXA-ALL-CCI-22773-RDC, US 16625 3463 1782 2505 AKAMAI-AS, US 6327 3445 1319 64 SHAW, CA 749 3023 50731 2281 DNIC-AS-00749, US 30036 2594 371 310 MEDIACOM-ENTERPRISE-BUSINESS, US 396982 2524 3384 362 GOOGLE-CLOUD-PLATFORM, US 209 2371 4936 408 CENTURYLINK-US-LEGACY-QWEST, US Complete listing at https://bgp.nsrc.org/REN/AARNET/data-ASnet-ARIN RIPE Region per AS prefix count summary --------------------------------------- ASN No of nets /20 equiv MaxAgg Description 12479 6879 1730 144 UNI2-AS, ES 20940 4055 3361 205 AKAMAI-ASN1, NL 39891 4006 234 46 ALJAWWALSTC-AS, SA 8551 3993 374 39 BEZEQ-INTERNATIONAL-AS Bezeqint Interne 12389 2914 2290 912 ROSTELECOM-AS, RU 6849 2754 355 21 UKRTELNET, UA 9009 2577 254 1331 M247, GB 34984 2246 358 635 TELLCOM-AS, TR 58224 1777 932 553 TCI, IR 13188 1610 100 27 TRIOLAN, UA Complete listing at https://bgp.nsrc.org/REN/AARNET/data-ASnet-RIPE LACNIC Region per AS prefix count summary ----------------------------------------- ASN No of nets /20 equiv MaxAgg Description 8151 10792 3397 559 Uninet S.A. de C.V., MX 10620 3480 515 777 Telmex Colombia S.A., CO 11830 2411 369 64 Instituto Costarricense de Electricidad 13999 1913 312 509 Mega Cable, S.A. de C.V., MX 28573 1359 2331 269 Claro NXT Telecomunicacoes Ltda, BR 6503 1291 338 521 Axtel, S.A.B. de C.V., MX 3816 1267 693 153 COLOMBIA TELECOMUNICACIONES S.A. ESP, C 6147 1085 370 21 Telefonica del Peru S.A.A., PE 11664 1009 179 459 Techtel LMDS Comunicaciones Interactiva 26615 974 2466 43 TIM SA, BR Complete listing at https://bgp.nsrc.org/REN/AARNET/data-ASnet-LACNIC AfriNIC Region per AS prefix count summary ------------------------------------------ ASN No of nets /20 equiv MaxAgg Description 24863 1607 393 21 LINKdotNET-AS, EG 24835 1546 521 31 RAYA-AS, EG 36992 1326 1519 268 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 611 1863 34 IAM-AS, MA 15399 518 52 38 WANANCHI-, KE 37342 481 32 1 MOVITEL, MZ 23889 401 232 16 MauritiusTelecom, MU Complete listing at https://bgp.nsrc.org/REN/AARNET/data-ASnet-AFRINIC Global Per AS prefix count summary ---------------------------------- ASN No of nets /20 equiv MaxAgg Description 8151 10792 3397 559 Uninet S.A. de C.V., MX 9808 9032 8883 46 CHINAMOBILE-CN China Mobile Communicati 12479 6879 1730 144 UNI2-AS, ES 16509 6731 10382 2675 AMAZON-02, US 7545 5923 785 690 TPG-INTERNET-AP TPG Telecom Limited, AU 4538 4839 4192 75 ERX-CERNET-BKB China Education and Rese 11492 4515 299 658 CABLEONE, US 20940 4055 3361 205 AKAMAI-ASN1, NL 39891 4006 234 46 ALJAWWALSTC-AS, SA 8551 3993 374 39 BEZEQ-INTERNATIONAL-AS Bezeqint Interne Complete listing at https://bgp.nsrc.org/REN/AARNET/data-ASnet Global Per AS Maximum Aggregation summary ----------------------------------------- ASN No of nets Net Savings Description 9808 9032 8986 CHINAMOBILE-CN China Mobile Communications Grou 12479 6879 6735 UNI2-AS, ES 7545 5923 5233 TPG-INTERNET-AP TPG Telecom Limited, AU 4538 4839 4764 ERX-CERNET-BKB China Education and Research Net 16509 6731 4056 AMAZON-02, US 39891 4006 3960 ALJAWWALSTC-AS, SA 8551 3993 3954 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo 7155 3906 3874 VIASAT-SP-BACKBONE, US 11492 4515 3857 CABLEONE, US 20940 4055 3850 AKAMAI-ASN1, NL Complete listing at https://bgp.nsrc.org/REN/AARNET/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 65000 PRIVATE 5.227.24.0/22 8580 SANDY MTS Nizhniy Novgorod, 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 Complete listing at https://bgp.nsrc.org/REN/AARNET/data-badAS Prefixes from the Special Purpose Address Registry (Global) ----------------------------------------------------------- Prefix Origin AS Description 100.67.0.0/20 266452 ELETROINFO TELECOMUNICACOES LTDA - ME, BR 192.88.99.0/24 6939 HURRICANE, US 198.19.224.0/24 56207 COMCLARK-PH ComClark Network & Technology Corp, Complete listing at https://bgp.nsrc.org/REN/AARNET/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://bgp.nsrc.org/REN/AARNET/data-add-IANA Number of prefixes announced per prefix length (Global) ------------------------------------------------------- !!Default route being announced!! /1:0 /2:0 /3:0 /4:0 /5:0 /6:0 /7:0 /8:16 /9:13 /10:40 /11:100 /12:307 /13:594 /14:1203 /15:2099 /16:13561 /17:8325 /18:13931 /19:25117 /20:44449 /21:51661 /22:108581 /23:96457 /24:532579 /25:0 /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 5865 6879 UNI2-AS, ES 8151 4520 10792 Uninet S.A. de C.V., MX 8551 3456 3993 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo 11492 3419 4515 CABLEONE, US 6327 3256 3445 SHAW, CA 39891 3189 4006 ALJAWWALSTC-AS, SA 7155 2995 3906 VIASAT-SP-BACKBONE, US 22773 2887 3879 ASN-CXA-ALL-CCI-22773-RDC, US 6849 2612 2754 UKRTELNET, UA 30036 2253 2594 MEDIACOM-ENTERPRISE-BUSINESS, US Complete listing at https://bgp.nsrc.org/REN/AARNET/data-sXXas-nos Number of /24s announced per /8 block (Global) ---------------------------------------------- 1:1940 2:1028 3:157 4:5 5:3826 6:111 7:6 8:1549 9:1 11:173 12:1643 13:336 14:2349 15:235 16:46 17:390 18:174 20:242 21:4 22:188 23:5839 24:2398 25:6 27:2694 29:19 31:2434 32:91 34:7 35:88 36:1813 37:4443 38:3349 39:720 40:152 41:3900 42:1135 43:2221 44:290 45:16088 46:4132 47:330 49:1693 50:1952 51:237 52:1454 54:384 55:854 56:8 57:60 58:1820 59:1188 60:970 61:2284 62:2537 63:1923 64:5615 65:2388 66:4878 67:2989 68:1195 69:4182 70:1327 71:687 72:3027 74:2638 75:1399 76:585 77:2241 78:1893 79:3128 80:2004 81:1644 82:1495 83:1207 84:1368 85:2963 86:734 87:1901 88:1177 89:3374 90:546 91:7626 92:2029 93:2564 94:3508 95:3843 96:1330 97:352 98:1034 99:752 100:77 101:1041 102:2215 103:29622 104:4525 105:468 106:879 107:2548 108:866 109:4333 110:1996 111:3273 112:2040 113:1504 114:1491 115:2087 116:1897 117:2424 118:2303 119:1862 120:1738 121:1109 122:2536 123:2128 124:1541 125:2134 128:1240 129:1057 130:983 131:2068 132:812 133:378 134:1941 135:297 136:894 137:1007 138:2520 139:1503 140:938 141:1443 142:1325 143:1400 144:1209 145:347 146:1845 147:1522 148:2232 149:1757 150:872 151:1070 152:1859 153:540 154:3701 155:1451 156:1691 157:1272 158:1037 159:2229 160:2503 161:1317 162:3499 163:1330 164:1655 165:1646 166:765 167:1783 168:3831 169:883 170:4554 171:836 172:3299 173:3115 174:1027 175:1149 176:3622 177:4755 178:3539 179:2160 180:2389 181:3247 182:3196 183:1942 184:2343 185:19615 186:4432 187:3814 188:3978 189:3391 190:9030 191:1473 192:11004 193:8683 194:7085 195:5034 196:3038 197:2444 198:6001 199:6038 200:7607 201:5854 202:10556 203:10247 204:4519 205:3447 206:3765 207:3379 208:4030 209:4698 210:4513 211:2415 212:4032 213:3480 214:1135 215:65 216:6478 217:2637 218:1309 219:572 220:2018 221:975 222:840 223:1947 End of report