IPv4 R&E Routing Table Report 21:10 GMT Mon 08 Aug, 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: 899785 Prefixes after maximum aggregation (per Origin AS): 339624 Deaggregation factor: 2.65 Unique aggregates announced (without unneeded subnets): 437800 Number of IPv4 prefixes with a valid ROA: 344563 Number of IPv4 prefixes with an invalid ROA: 3314 Number of IPv4 prefixes with no ROA: 551908 Total ASes present in the Internet Routing Table: 73484 Prefixes per ASN: 12.24 Origin-only ASes present in the Internet Routing Table: 63119 Origin ASes announcing only one prefix: 25961 Transit ASes present in the Internet Routing Table: 10365 Transit-only ASes present in the Internet Routing Table: 394 Paths with bogon ASNs present in the IPv4 Routing Table: 73 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: 981 Number of instances of unregistered ASNs: 1042 Number of 32-bit ASNs allocated by the RIRs: 39949 Number of 32-bit ASNs visible in the Routing Table: 33127 Prefixes from 32-bit ASNs in the Routing Table: 158391 Number of bogon 32-bit ASNs visible in the Routing Table: 180 Special use prefixes present in the Routing Table: 3 Prefixes being announced from unallocated address space: 494 Number of addresses announced to Internet: 3070981632 Equivalent to 183 /8s, 11 /16s and 118 /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: 300493 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 237487 Total APNIC prefixes after maximum aggregation: 66907 APNIC Deaggregation factor: 3.55 Prefixes being announced from the APNIC address blocks: 232523 Unique aggregates announced from the APNIC address blocks: 96245 APNIC Region origin ASes present in the Internet Routing Table: 12844 APNIC Prefixes per ASN: 18.10 APNIC Region origin ASes announcing only one prefix: 3713 APNIC Region transit ASes present in the Internet Routing Table: 1771 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: 8090 Number of APNIC addresses announced to Internet: 772767488 Equivalent to 46 /8s, 15 /16s and 127 /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: 264512 Total ARIN prefixes after maximum aggregation: 120872 ARIN Deaggregation factor: 2.19 Prefixes being announced from the ARIN address blocks: 264736 Unique aggregates announced from the ARIN address blocks: 127391 ARIN Region origin ASes present in the Internet Routing Table: 19057 ARIN Prefixes per ASN: 13.89 ARIN Region origin ASes announcing only one prefix: 6930 ARIN Region transit ASes present in the Internet Routing Table: 1913 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: 4579 Number of ARIN addresses announced to Internet: 1296026624 Equivalent to 77 /8s, 63 /16s and 204 /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: 252379 Total RIPE prefixes after maximum aggregation: 117743 RIPE Deaggregation factor: 2.14 Prefixes being announced from the RIPE address blocks: 249759 Unique aggregates announced from the RIPE address blocks: 153048 RIPE Region origin ASes present in the Internet Routing Table: 28179 RIPE Prefixes per ASN: 8.86 RIPE Region origin ASes announcing only one prefix: 12075 RIPE Region transit ASes present in the Internet Routing Table: 3943 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: 10771 Number of RIPE addresses announced to Internet: 717712128 Equivalent to 42 /8s, 199 /16s and 107 /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: 116542 Total LACNIC prefixes after maximum aggregation: 27789 LACNIC Deaggregation factor: 4.19 Prefixes being announced from the LACNIC address blocks: 116229 Unique aggregates announced from the LACNIC address blocks: 48841 LACNIC Region origin ASes present in the Internet Routing Table: 10960 LACNIC Prefixes per ASN: 10.60 LACNIC Region origin ASes announcing only one prefix: 2664 LACNIC Region transit ASes present in the Internet Routing Table: 2239 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: 8694 Number of LACNIC addresses announced to Internet: 176399616 Equivalent to 10 /8s, 131 /16s and 165 /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: 27884 Total AfriNIC prefixes after maximum aggregation: 5571 AfriNIC Deaggregation factor: 5.01 Prefixes being announced from the AfriNIC address blocks: 36043 Unique aggregates announced from the AfriNIC address blocks: 11857 AfriNIC Region origin ASes present in the Internet Routing Table: 1663 AfriNIC Prefixes per ASN: 21.67 AfriNIC Region origin ASes announcing only one prefix: 579 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: 107789312 Equivalent to 6 /8s, 108 /16s and 188 /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 9019 8883 47 CHINAMOBILE-CN China Mobile Communicati 7545 5920 789 693 TPG-INTERNET-AP TPG Telecom Limited, AU 4538 4899 4192 74 ERX-CERNET-BKB China Education and Rese 7552 3597 1330 19 VIETEL-AS-AP Viettel Group, VN 7713 3511 1042 61 TELKOMNET-AS-AP PT Telekomunikasi Indon 45899 3379 1877 67 VNPT-AS-VN VNPT Corp, VN 9498 2426 499 238 BBIL-AP BHARTI Airtel Ltd., IN 4766 2253 11123 595 KIXS-AS-KR Korea Telecom, KR 45090 2178 1438 79 TENCENT-NET-AP Shenzhen Tencent Compute 24560 2157 851 403 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 6821 10401 2704 AMAZON-02, US 11492 4541 301 589 CABLEONE, US 7155 3906 265 32 VIASAT-SP-BACKBONE, US 22773 3893 3075 367 ASN-CXA-ALL-CCI-22773-RDC, US 16625 3469 1787 2506 AKAMAI-AS, US 6327 3445 1319 62 SHAW, CA 749 3020 50730 2278 DNIC-AS-00749, US 30036 2603 372 277 MEDIACOM-ENTERPRISE-BUSINESS, US 396982 2523 3384 361 GOOGLE-CLOUD-PLATFORM, US 209 2368 4936 405 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 6876 1730 144 UNI2-AS, ES 20940 4068 3361 205 AKAMAI-ASN1, NL 39891 4006 234 46 ALJAWWALSTC-AS, SA 8551 3996 374 39 BEZEQ-INTERNATIONAL-AS Bezeqint Interne 12389 2913 2290 910 ROSTELECOM-AS, RU 6849 2754 355 21 UKRTELNET, UA 9009 2605 255 1344 M247, GB 34984 2246 358 635 TELLCOM-AS, TR 58224 1798 938 560 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 10813 3398 561 Uninet S.A. de C.V., MX 10620 3483 515 780 Telmex Colombia S.A., CO 11830 2409 369 64 Instituto Costarricense de Electricidad 13999 1947 318 518 Mega Cable, S.A. de C.V., MX 28573 1365 2330 267 Claro NXT Telecomunicacoes Ltda, BR 6503 1272 338 521 Axtel, S.A.B. de C.V., MX 3816 1270 695 154 COLOMBIA TELECOMUNICACIONES S.A. ESP, C 6147 1099 369 21 Telefonica del Peru S.A.A., PE 11664 1041 175 458 Techtel LMDS Comunicaciones Interactiva 26615 980 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 1542 393 21 LINKdotNET-AS, EG 24835 1517 495 28 RAYA-AS, EG 36992 1324 1519 268 ETISALAT-MISR, EG 36903 1199 545 114 MT-MPLS, MA 29571 972 66 53 ORANGE-COTE-IVOIRE, CI 36935 638 520 42 Vodafone-, EG 6713 611 1863 34 IAM-AS, MA 15399 519 52 39 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 10813 3398 561 Uninet S.A. de C.V., MX 9808 9019 8883 47 CHINAMOBILE-CN China Mobile Communicati 12479 6876 1730 144 UNI2-AS, ES 16509 6821 10401 2704 AMAZON-02, US 7545 5920 789 693 TPG-INTERNET-AP TPG Telecom Limited, AU 4538 4899 4192 74 ERX-CERNET-BKB China Education and Rese 11492 4541 301 589 CABLEONE, US 20940 4068 3361 205 AKAMAI-ASN1, NL 39891 4006 234 46 ALJAWWALSTC-AS, SA 8551 3996 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 9019 8972 CHINAMOBILE-CN China Mobile Communications Grou 12479 6876 6732 UNI2-AS, ES 7545 5920 5227 TPG-INTERNET-AP TPG Telecom Limited, AU 4538 4899 4825 ERX-CERNET-BKB China Education and Research Net 16509 6821 4117 AMAZON-02, US 39891 4006 3960 ALJAWWALSTC-AS, SA 8551 3996 3957 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo 11492 4541 3952 CABLEONE, US 7155 3906 3874 VIASAT-SP-BACKBONE, US 20940 4068 3863 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 /11:101 /12:307 /13:596 /14:1203 /15:2098 /16:13552 /17:8334 /18:13932 /19:25112 /20:44477 /21:51617 /22:108476 /23:96595 /24:533315 /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 5863 6876 UNI2-AS, ES 8151 4537 10813 Uninet S.A. de C.V., MX 8551 3459 3996 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo 11492 3456 4541 CABLEONE, US 6327 3258 3445 SHAW, CA 39891 3189 4006 ALJAWWALSTC-AS, SA 7155 2995 3906 VIASAT-SP-BACKBONE, US 22773 2890 3893 ASN-CXA-ALL-CCI-22773-RDC, US 6849 2612 2754 UKRTELNET, UA 30036 2260 2603 MEDIACOM-ENTERPRISE-BUSINESS, US Complete listing at https://bgp.nsrc.org/REN/AARNET/data-sXXas-nos Number of /24s announced per /8 block (Global) ---------------------------------------------- 1:1960 2:1025 3:157 4:5 5:3854 6:111 7:6 8:1556 9:1 11:173 12:1643 13:339 14:2336 15:241 16:44 17:383 18:187 20:242 21:4 22:188 23:5871 24:2415 25:6 27:2686 29:19 31:2415 32:92 34:7 35:88 36:1815 37:4445 38:3365 39:720 40:152 41:3886 42:1188 43:2221 44:280 45:16130 46:4126 47:331 49:1688 50:1948 51:237 52:1458 54:384 55:829 56:8 57:62 58:1830 59:1189 60:971 61:2276 62:2545 63:1931 64:5594 65:2369 66:4876 67:3008 68:1196 69:4148 70:1326 71:686 72:3033 74:2641 75:1398 76:590 77:2244 78:1897 79:3130 80:2011 81:1653 82:1496 83:1209 84:1372 85:2955 86:742 87:1908 88:1201 89:3391 90:546 91:7632 92:2043 93:2561 94:3512 95:3882 96:1287 97:350 98:1035 99:749 100:77 101:1064 102:2224 103:29698 104:4545 105:465 106:878 107:2546 108:867 109:4334 110:2012 111:3269 112:2039 113:1504 114:1493 115:2090 116:1888 117:2442 118:2305 119:1881 120:1751 121:1105 122:2525 123:2119 124:1532 125:2119 128:1262 129:1049 130:980 131:2072 132:799 133:378 134:1944 135:297 136:893 137:1015 138:2531 139:1504 140:941 141:1444 142:1327 143:1398 144:1206 145:341 146:1858 147:1529 148:2231 149:1763 150:866 151:1069 152:1870 153:543 154:3698 155:1447 156:1705 157:1281 158:1037 159:2219 160:2498 161:1328 162:3498 163:1360 164:1647 165:1645 166:769 167:1785 168:3839 169:883 170:4541 171:838 172:3307 173:3123 174:1037 175:1150 176:3632 177:4814 178:3540 179:2169 180:2387 181:3224 182:3192 183:1937 184:2383 185:19629 186:4545 187:3835 188:3992 189:3459 190:9080 191:1457 192:10979 193:8680 194:7081 195:5063 196:3032 197:2414 198:6008 199:6048 200:7601 201:5836 202:10585 203:10239 204:4507 205:3447 206:3772 207:3438 208:4047 209:4708 210:4525 211:2391 212:4033 213:3485 214:1092 215:65 216:6408 217:2639 218:1310 219:574 220:2013 221:955 222:840 223:1968 End of report