IPv4 R&E Routing Table Report 21:10 GMT Mon 10 Oct, 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: 902309 Prefixes after maximum aggregation (per Origin AS): 341953 Deaggregation factor: 2.64 Unique aggregates announced (without unneeded subnets): 440409 Number of IPv4 prefixes with a valid ROA: 354630 Number of IPv4 prefixes with an invalid ROA: 3279 Number of IPv4 prefixes with no ROA: 544400 Total ASes present in the Internet Routing Table: 73698 Prefixes per ASN: 12.24 Origin-only ASes present in the Internet Routing Table: 63336 Origin ASes announcing only one prefix: 25985 Transit ASes present in the Internet Routing Table: 10362 Transit-only ASes present in the Internet Routing Table: 403 Paths with bogon ASNs present in the IPv4 Routing Table: 63 Average AS path length visible in the Internet Routing Table: 4.4 Max AS path length visible: 59 Max AS path prepend of ASN ( 37447) 57 Prefixes from unregistered ASNs in the Routing Table: 1063 Number of instances of unregistered ASNs: 1069 Number of 32-bit ASNs allocated by the RIRs: 40364 Number of 32-bit ASNs visible in the Routing Table: 33469 Prefixes from 32-bit ASNs in the Routing Table: 161628 Number of bogon 32-bit ASNs visible in the Routing Table: 46 Special use prefixes present in the Routing Table: 3 Prefixes being announced from unallocated address space: 494 Number of addresses announced to Internet: 3064846080 Equivalent to 182 /8s, 173 /16s and 215 /24s Percentage of available address space announced: 82.8 Percentage of allocated address space announced: 82.8 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: 301289 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 236889 Total APNIC prefixes after maximum aggregation: 67480 APNIC Deaggregation factor: 3.51 Prefixes being announced from the APNIC address blocks: 231776 Unique aggregates announced from the APNIC address blocks: 96468 APNIC Region origin ASes present in the Internet Routing Table: 13007 APNIC Prefixes per ASN: 17.82 APNIC Region origin ASes announcing only one prefix: 3741 APNIC Region transit ASes present in the Internet Routing Table: 1767 Average APNIC Region AS path length visible: 4.1 Max APNIC Region AS path length visible: 26 Number of APNIC region 32-bit ASNs visible in the Routing Table: 8257 Number of APNIC addresses announced to Internet: 773452288 Equivalent to 46 /8s, 25 /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: 265876 Total ARIN prefixes after maximum aggregation: 121445 ARIN Deaggregation factor: 2.19 Prefixes being announced from the ARIN address blocks: 266792 Unique aggregates announced from the ARIN address blocks: 128523 ARIN Region origin ASes present in the Internet Routing Table: 19073 ARIN Prefixes per ASN: 13.99 ARIN Region origin ASes announcing only one prefix: 6952 ARIN Region transit ASes present in the Internet Routing Table: 1917 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: 4628 Number of ARIN addresses announced to Internet: 1290657792 Equivalent to 76 /8s, 237 /16s and 224 /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: 253225 Total RIPE prefixes after maximum aggregation: 118614 RIPE Deaggregation factor: 2.13 Prefixes being announced from the RIPE address blocks: 250306 Unique aggregates announced from the RIPE address blocks: 153838 RIPE Region origin ASes present in the Internet Routing Table: 28144 RIPE Prefixes per ASN: 8.89 RIPE Region origin ASes announcing only one prefix: 11993 RIPE Region transit ASes present in the Internet Routing Table: 3927 Average RIPE Region AS path length visible: 4.5 Max RIPE Region AS path length visible: 35 Number of RIPE region 32-bit ASNs visible in the Routing Table: 10820 Number of RIPE addresses announced to Internet: 716535552 Equivalent to 42 /8s, 181 /16s and 119 /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: 116610 Total LACNIC prefixes after maximum aggregation: 28030 LACNIC Deaggregation factor: 4.16 Prefixes being announced from the LACNIC address blocks: 116235 Unique aggregates announced from the LACNIC address blocks: 49091 LACNIC Region origin ASes present in the Internet Routing Table: 10982 LACNIC Prefixes per ASN: 10.58 LACNIC Region origin ASes announcing only one prefix: 2700 LACNIC Region transit ASes present in the Internet Routing Table: 2250 Average LACNIC Region AS path length visible: 5.1 Max LACNIC Region AS path length visible: 31 Number of LACNIC region 32-bit ASNs visible in the Routing Table: 8739 Number of LACNIC addresses announced to Internet: 175934720 Equivalent to 10 /8s, 124 /16s and 141 /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: 28646 Total AfriNIC prefixes after maximum aggregation: 5590 AfriNIC Deaggregation factor: 5.12 Prefixes being announced from the AfriNIC address blocks: 36705 Unique aggregates announced from the AfriNIC address blocks: 12075 AfriNIC Region origin ASes present in the Internet Routing Table: 1694 AfriNIC Prefixes per ASN: 21.67 AfriNIC Region origin ASes announcing only one prefix: 599 AfriNIC Region transit ASes present in the Internet Routing Table: 324 Average AfriNIC Region AS path length visible: 5.0 Max AfriNIC Region AS path length visible: 59 Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1025 Number of AfriNIC addresses announced to Internet: 107953152 Equivalent to 6 /8s, 111 /16s and 60 /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 9065 8883 47 CHINAMOBILE-CN China Mobile Communicati 7545 5922 786 690 TPG-INTERNET-AP TPG Telecom Limited, AU 7552 3588 1330 20 VIETEL-AS-AP Viettel Group, VN 7713 3516 1042 61 TELKOMNET-AS-AP PT Telekomunikasi Indon 45899 3386 1877 67 VNPT-AS-VN VNPT Corp, VN 4538 2823 4192 74 ERX-CERNET-BKB China Education and Rese 9498 2459 499 237 BBIL-AP BHARTI Airtel Ltd., IN 4766 2288 11251 596 KIXS-AS-KR Korea Telecom, KR 24560 2235 851 413 AIRTELBROADBAND-AS-AP Bharti Airtel Ltd 45090 2178 1438 79 TENCENT-NET-AP Shenzhen Tencent Compute 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 7302 10554 2865 AMAZON-02, US 11492 4591 304 541 CABLEONE, US 7155 3898 265 32 VIASAT-SP-BACKBONE, US 22773 3774 3066 350 ASN-CXA-ALL-CCI-22773-RDC, US 16625 3540 1844 2535 AKAMAI-AS, US 6327 3498 1319 64 SHAW, CA 749 3028 50696 2295 DNIC-AS-00749, US 30036 2597 367 277 MEDIACOM-ENTERPRISE-BUSINESS, US 396982 2552 3479 345 GOOGLE-CLOUD-PLATFORM, US 209 2346 4934 391 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 6875 1730 144 UNI2-AS, ES 20940 4103 3400 178 AKAMAI-ASN1, NL 39891 4010 234 47 ALJAWWALSTC-AS, SA 8551 3989 374 38 BEZEQ-INTERNATIONAL-AS Bezeqint Interne 12389 2918 2290 912 ROSTELECOM-AS, RU 9009 2615 252 1342 M247, RO 6849 2534 339 20 UKRTELNET, UA 34984 2252 358 626 TELLCOM-AS, TR 58224 1796 936 535 TCI, IR 13188 1609 100 26 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 10857 3336 594 Uninet S.A. de C.V., MX 10620 3475 510 839 Telmex Colombia S.A., CO 11830 2303 369 64 Instituto Costarricense de Electricidad 13999 2052 334 531 Mega Cable, S.A. de C.V., MX 28573 1350 2328 264 Claro NXT Telecomunicacoes Ltda, BR 6503 1292 338 521 Axtel, S.A.B. de C.V., MX 3816 1279 712 149 COLOMBIA TELECOMUNICACIONES S.A. ESP, C 6147 1147 369 22 Telefonica del Peru S.A.A., PE 11664 1069 180 462 Techtel LMDS Comunicaciones Interactiva 26615 987 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 1569 393 21 LINKdotNET-AS, EG 24835 1520 521 31 RAYA-AS, EG 36992 1348 1519 270 ETISALAT-MISR, EG 36903 1268 550 99 MT-MPLS, MA 29571 1015 68 32 ORANGE-COTE-IVOIRE, CI 36935 815 520 42 Vodafone-, EG 6713 611 1863 34 IAM-AS, MA 15399 524 53 43 WANANCHI-, KE 37342 488 32 1 MOVITEL, MZ 23889 402 232 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 10857 3336 594 Uninet S.A. de C.V., MX 9808 9065 8883 47 CHINAMOBILE-CN China Mobile Communicati 16509 7302 10554 2865 AMAZON-02, US 12479 6875 1730 144 UNI2-AS, ES 7545 5922 786 690 TPG-INTERNET-AP TPG Telecom Limited, AU 11492 4591 304 541 CABLEONE, US 20940 4103 3400 178 AKAMAI-ASN1, NL 39891 4010 234 47 ALJAWWALSTC-AS, SA 8551 3989 374 38 BEZEQ-INTERNATIONAL-AS Bezeqint Interne 7155 3898 265 32 VIASAT-SP-BACKBONE, US 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 9065 9018 CHINAMOBILE-CN China Mobile Communications Grou 12479 6875 6731 UNI2-AS, ES 7545 5922 5232 TPG-INTERNET-AP TPG Telecom Limited, AU 16509 7302 4437 AMAZON-02, US 11492 4591 4050 CABLEONE, US 39891 4010 3963 ALJAWWALSTC-AS, SA 8551 3989 3951 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo 20940 4103 3925 AKAMAI-ASN1, NL 7155 3898 3866 VIASAT-SP-BACKBONE, US 7552 3588 3568 VIETEL-AS-AP Viettel Group, VN 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 25674 UNALLOCATED 8.12.76.0/24 3356 LEVEL3, US 25674 UNALLOCATED 8.14.115.0/24 3356 LEVEL3, US 12169 UNALLOCATED 8.15.207.0/24 32787 PROLEXIC-TECHNOLOGIES-DDOS-M 25674 UNALLOCATED 8.19.146.0/24 3356 LEVEL3, 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 Complete listing at https://bgp.nsrc.org/REN/AARNET/data-badAS Prefixes from the Special Purpose Address Registry (Global) ----------------------------------------------------------- Prefix Origin AS Description 100.88.0.0/17 264275 ROLIM NET TECNOLOGIA LTDA, 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 /10:39 /11:100 /12:299 /13:589 /14:1194 /15:2077 /16:13518 /17:8364 /18:13928 /19:25040 /20:43950 /21:51414 /22:108661 /23:96431 /24:536675 /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 5884 6875 UNI2-AS, ES 8151 4740 10857 Uninet S.A. de C.V., MX 11492 3499 4591 CABLEONE, US 8551 3453 3989 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo 6327 3307 3498 SHAW, CA 39891 3193 4010 ALJAWWALSTC-AS, SA 7155 2987 3898 VIASAT-SP-BACKBONE, US 22773 2787 3774 ASN-CXA-ALL-CCI-22773-RDC, US 6849 2391 2534 UKRTELNET, UA 30036 2255 2597 MEDIACOM-ENTERPRISE-BUSINESS, US Complete listing at https://bgp.nsrc.org/REN/AARNET/data-sXXas-nos Number of /24s announced per /8 block (Global) ---------------------------------------------- 1:1874 2:1034 3:166 4:5 5:3929 6:115 7:6 8:1568 9:1 11:173 12:1624 13:335 14:2367 15:267 16:68 17:362 18:332 20:239 21:4 22:188 23:5959 24:2465 25:6 27:2744 29:19 31:2449 32:91 34:7 35:90 36:1863 37:4503 38:3642 39:753 40:159 41:3942 42:1177 43:2276 44:293 45:16234 46:4186 47:385 49:1708 50:1936 51:242 52:1491 54:382 55:847 56:8 57:80 58:1818 59:1171 60:994 61:2366 62:2559 63:1917 64:5630 65:2311 66:4870 67:2973 68:1205 69:4172 70:1309 71:685 72:2990 74:2655 75:1475 76:596 77:2237 78:1835 79:3145 80:2042 81:1656 82:1515 83:1218 84:1416 85:2950 86:733 87:1910 88:1176 89:3414 90:540 91:7567 92:2059 93:2550 94:3534 95:3855 96:1341 97:344 98:1033 99:735 100:77 101:1065 102:2343 103:30331 104:4548 105:474 106:887 107:2535 108:902 109:4326 110:2007 111:3272 112:2046 113:1506 114:1529 115:2101 116:1866 117:2489 118:2321 119:1876 120:1704 121:1083 122:2552 123:2138 124:1510 125:2149 128:1252 129:979 130:976 131:2030 132:825 133:377 134:1905 135:290 136:875 137:1030 138:2562 139:1527 140:1114 141:1486 142:1384 143:1409 144:1197 145:347 146:1873 147:1540 148:2265 149:1793 150:884 151:1118 152:1945 153:547 154:3858 155:1425 156:1695 157:1302 158:1048 159:2183 160:2556 161:1367 162:3514 163:1442 164:1686 165:1669 166:786 167:1731 168:3811 169:881 170:4551 171:853 172:3436 173:3101 174:1017 175:1147 176:3597 177:4735 178:3569 179:2140 180:2373 181:3273 182:3191 183:1937 184:2351 185:19799 186:4598 187:3949 188:4024 189:3465 190:9087 191:1449 192:11011 193:8722 194:7144 195:5044 196:2980 197:2455 198:6015 199:6045 200:7674 201:5817 202:10499 203:10234 204:4521 205:3491 206:3893 207:3428 208:4047 209:4753 210:4348 211:2380 212:3994 213:3560 214:1115 215:54 216:6423 217:2629 218:1313 219:479 220:2045 221:926 222:768 223:2010 End of report