IPv4 R&E Routing Table Report 21:10 GMT Mon 13 May, 2024 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: 945297 Prefixes after maximum aggregation (per Origin AS): 360755 Deaggregation factor: 2.62 Unique aggregates announced (without unneeded subnets): 461714 Number of IPv4 prefixes with a valid ROA: 472903 Number of IPv4 prefixes with an invalid ROA: 1506 Number of IPv4 prefixes with no ROA: 470888 Total ASes present in the Internet Routing Table: 75735 Prefixes per ASN: 12.48 Origin-only ASes present in the Internet Routing Table: 64981 Origin ASes announcing only one prefix: 26675 Transit ASes present in the Internet Routing Table: 10754 Transit-only ASes present in the Internet Routing Table: 525 Paths with bogon ASNs present in the IPv4 Routing Table: 22 Average AS path length visible in the Internet Routing Table: 4.4 Max AS path length visible: 56 Max AS path prepend of ASN (265020) 50 Prefixes from unregistered ASNs in the Routing Table: 1011 Number of instances of unregistered ASNs: 1014 Number of 32-bit ASNs allocated by the RIRs: 44470 Number of 32-bit ASNs visible in the Routing Table: 36363 Prefixes from 32-bit ASNs in the Routing Table: 185481 Number of bogon 32-bit ASNs visible in the Routing Table: 21 Special use prefixes present in the Routing Table: 1 Prefixes being announced from unallocated address space: 619 Number of addresses announced to Internet: 3026817280 Equivalent to 180 /8s, 105 /16s and 145 /24s Percentage of available address space announced: 81.8 Percentage of allocated address space announced: 81.8 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: 311343 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 249860 Total APNIC prefixes after maximum aggregation: 73133 APNIC Deaggregation factor: 3.42 Prefixes being announced from the APNIC address blocks: 242079 Unique aggregates announced from the APNIC address blocks: 100864 APNIC Region origin ASes present in the Internet Routing Table: 14088 APNIC Prefixes per ASN: 17.18 APNIC Region origin ASes announcing only one prefix: 4296 APNIC Region transit ASes present in the Internet Routing Table: 1892 Average APNIC Region AS path length visible: 4.3 Max APNIC Region AS path length visible: 36 Number of APNIC region 32-bit ASNs visible in the Routing Table: 9518 Number of APNIC addresses announced to Internet: 760813824 Equivalent to 45 /8s, 89 /16s and 25 /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: 276238 Total ARIN prefixes after maximum aggregation: 124873 ARIN Deaggregation factor: 2.21 Prefixes being announced from the ARIN address blocks: 280792 Unique aggregates announced from the ARIN address blocks: 133690 ARIN Region origin ASes present in the Internet Routing Table: 19148 ARIN Prefixes per ASN: 14.66 ARIN Region origin ASes announcing only one prefix: 6965 ARIN Region transit ASes present in the Internet Routing Table: 1973 Average ARIN Region AS path length visible: 4.0 Max ARIN Region AS path length visible: 28 Number of ARIN region 32-bit ASNs visible in the Routing Table: 4900 Number of ARIN addresses announced to Internet: 1267716864 Equivalent to 75 /8s, 143 /16s and 211 /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, 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: 266355 Total RIPE prefixes after maximum aggregation: 126820 RIPE Deaggregation factor: 2.10 Prefixes being announced from the RIPE address blocks: 261305 Unique aggregates announced from the RIPE address blocks: 163976 RIPE Region origin ASes present in the Internet Routing Table: 28648 RIPE Prefixes per ASN: 9.12 RIPE Region origin ASes announcing only one prefix: 12128 RIPE Region transit ASes present in the Internet Routing Table: 3951 Average RIPE Region AS path length visible: 4.5 Max RIPE Region AS path length visible: 44 Number of RIPE region 32-bit ASNs visible in the Routing Table: 11779 Number of RIPE addresses announced to Internet: 714416128 Equivalent to 42 /8s, 149 /16s and 32 /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, 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: 120901 Total LACNIC prefixes after maximum aggregation: 29070 LACNIC Deaggregation factor: 4.16 Prefixes being announced from the LACNIC address blocks: 119175 Unique aggregates announced from the LACNIC address blocks: 49545 LACNIC Region origin ASes present in the Internet Routing Table: 11086 LACNIC Prefixes per ASN: 10.75 LACNIC Region origin ASes announcing only one prefix: 2631 LACNIC Region transit ASes present in the Internet Routing Table: 2407 Average LACNIC Region AS path length visible: 5.0 Max LACNIC Region AS path length visible: 56 Number of LACNIC region 32-bit ASNs visible in the Routing Table: 8965 Number of LACNIC addresses announced to Internet: 176932096 Equivalent to 10 /8s, 139 /16s and 197 /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: 30932 Total AfriNIC prefixes after maximum aggregation: 6184 AfriNIC Deaggregation factor: 5.00 Prefixes being announced from the AfriNIC address blocks: 41326 Unique aggregates announced from the AfriNIC address blocks: 13163 AfriNIC Region origin ASes present in the Internet Routing Table: 1837 AfriNIC Prefixes per ASN: 22.50 AfriNIC Region origin ASes announcing only one prefix: 655 AfriNIC Region transit ASes present in the Internet Routing Table: 351 Average AfriNIC Region AS path length visible: 5.2 Max AfriNIC Region AS path length visible: 35 Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1201 Number of AfriNIC addresses announced to Internet: 106513408 Equivalent to 6 /8s, 89 /16s and 68 /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 9831 8742 62 CHINAMOBILE-CN China Mobile Communicati 7545 5647 777 671 TPG-INTERNET-AP TPG Telecom Limited, AU 18403 4462 347 23 FPT-AS-AP FPT Telecom Company, VN 7552 3891 1331 21 VIETEL-AS-AP Viettel Group, VN 9498 3719 507 262 BBIL-AP BHARTI Airtel Ltd., IN 7713 3550 1043 63 TELKOMNET-AS-AP PT Telekomunikasi Indon 45899 3272 1867 93 VNPT-AS-VN VNPT Corp, VN 24560 2790 863 378 AIRTELBROADBAND-AS-AP Bharti Airtel Ltd 4755 2166 433 193 TATACOMM-AS TATA Communications formerl 45090 2150 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 9904 11377 3537 AMAZON-02, US 11492 4610 306 611 CABLEONE, US 7155 4167 287 89 VIASAT-SP-BACKBONE, US 6327 3593 1320 79 SHAW, CA 174 3569 7144 842 COGENT-174, US 22773 3554 3059 238 ASN-CXA-ALL-CCI-22773-RDC, US 749 3225 54904 2477 DNIC-AS-00749, US 16625 3001 1301 2191 AKAMAI-AS, US 7018 2814 23657 1785 ATT-INTERNET4, US 367 2807 3476 1319 DNIC-ASBLK-00306-00371, 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 7763 1708 145 UNI2-AS, ES 39891 4758 286 60 ALJAWWALSTC-AS, SA 20940 3820 3396 128 AKAMAI-ASN1, NL 9009 3309 288 1617 M247, RO 12389 2987 2305 902 ROSTELECOM-AS, RU 8551 2639 368 35 BEZEQ-INTERNATIONAL-AS Bezeqint Interne 34984 2346 363 584 TELLCOM-AS, TR 13188 1607 100 26 TRIOLAN, UA 212238 1579 114 1147 CDNEXT, GB 8452 1575 1852 14 TE-AS TE-AS, EG 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 12258 3312 488 UNINET, MX 10620 3503 491 941 Telmex Colombia S.A., CO 13999 2539 351 662 Mega Cable, S.A. de C.V., MX 11830 2003 369 64 Instituto Costarricense de Electricidad 28573 1350 2314 252 Claro NXT Telecomunicacoes Ltda, BR 3816 1320 789 194 COLOMBIA TELECOMUNICACIONES S.A. ESP, C 11664 1185 176 441 Techtel LMDS Comunicaciones Interactiva 6503 1125 314 478 Axtel, S.A.B. de C.V., MX 6147 1099 369 22 Telefonica del Peru S.A.A., PE 26615 1071 2503 53 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 24835 1549 545 28 RAYA-AS, EG 24863 1504 389 20 LINKdotNET-AS, EG 36992 1373 1519 282 ETISALAT-MISR, EG 36903 1249 554 96 MT-MPLS, MA 29571 1198 77 59 ORANGE-COTE-IVOIRE, CI 36935 935 521 42 Vodafone-, EG 6713 557 1861 35 IAM-AS, MA 15399 526 55 53 WANANCHI-, KE 36914 487 82 3 KENET-AS, KE 24757 434 73 5 EthioNet-AS, ET 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 12258 3312 488 UNINET, MX 16509 9904 11377 3537 AMAZON-02, US 9808 9831 8742 62 CHINAMOBILE-CN China Mobile Communicati 12479 7763 1708 145 UNI2-AS, ES 7545 5647 777 671 TPG-INTERNET-AP TPG Telecom Limited, AU 39891 4758 286 60 ALJAWWALSTC-AS, SA 11492 4610 306 611 CABLEONE, US 18403 4462 347 23 FPT-AS-AP FPT Telecom Company, VN 7155 4167 287 89 VIASAT-SP-BACKBONE, US 7552 3891 1331 21 VIETEL-AS-AP Viettel Group, VN 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 9831 9769 CHINAMOBILE-CN China Mobile Communications Grou 12479 7763 7618 UNI2-AS, ES 16509 9904 6367 AMAZON-02, US 7545 5647 4976 TPG-INTERNET-AP TPG Telecom Limited, AU 39891 4758 4698 ALJAWWALSTC-AS, SA 18403 4462 4439 FPT-AS-AP FPT Telecom Company, VN 7155 4167 4078 VIASAT-SP-BACKBONE, US 11492 4610 3999 CABLEONE, US 7552 3891 3870 VIETEL-AS-AP Viettel Group, VN 20940 3820 3692 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 65536 DOCUMENT 5.102.30.0/24 198471 LINKEM-AS, IT 33123 UNALLOCATED 8.10.69.0/24 174 COGENT-174, US 12169 UNALLOCATED 8.15.207.0/24 32787 PROLEXIC-TECHNOLOGIES-DDOS-M 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 62828 UNALLOCATED 8.21.130.0/24 3356 LEVEL3, US 393266 UNALLOCATED 8.23.52.0/24 46887 CROWNCASTLE-AS46887, US 396894 UNALLOCATED 8.28.201.0/24 3356 LEVEL3, US 394936 UNALLOCATED 8.33.224.0/24 22442 HOU-PHONOSCOPE, US Complete listing at https://bgp.nsrc.org/REN/AARNET/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://bgp.nsrc.org/REN/AARNET/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 23.141.0.0/24 Origin: 395350 RESERVED, ZZ 23.141.0.0/24 Transit: 11426 TWC-11426-CAROLINAS, US 23.147.240.0/24 Origin: 398208 RESERVED, ZZ 23.147.240.0/24 Transit: 19930 EQUINIX-EC-CH, US 23.189.192.0/24 Origin: 27593 RESERVED, ZZ 23.189.192.0/24 Transit: 174 COGENT-174, US 27.0.192.0/22 Origin: 138415 YANCYLIMITED-AS-HK Yancy Limited, HK 27.0.192.0/22 Transit: 51847 NEAROUTE, HK 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 /9:14 /10:36 /11:94 /12:296 /13:580 /14:1181 /15:2078 /16:13259 /17:8183 /18:13687 /19:24500 /20:43207 /21:51261 /22:110962 /23:99118 /24:576824 /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 6860 7763 UNI2-AS, ES 8151 6291 12258 UNINET, MX 11492 3519 4610 CABLEONE, US 39891 3440 4758 ALJAWWALSTC-AS, SA 6327 3390 3593 SHAW, CA 7155 3111 4167 VIASAT-SP-BACKBONE, US 22773 2638 3554 ASN-CXA-ALL-CCI-22773-RDC, US 30036 2160 2506 MEDIACOM-ENTERPRISE-BUSINESS, US 10620 2129 3503 Telmex Colombia S.A., CO 8551 2115 2639 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo Complete listing at https://bgp.nsrc.org/REN/AARNET/data-sXXas-nos Number of /24s announced per /8 block (Global) ---------------------------------------------- 1:2272 2:1472 3:346 4:6 5:4563 6:164 7:6 8:1500 9:1 11:172 12:1456 13:362 14:2364 15:318 16:214 17:369 18:767 20:376 21:4 22:188 23:6711 24:2712 25:2 27:2616 29:19 31:2574 32:46 34:60 35:135 36:2277 37:4497 38:7417 39:896 40:122 41:4051 42:2184 43:2362 44:315 45:17084 46:4490 47:307 49:1908 50:1903 51:576 52:1581 54:311 55:1002 56:5 57:171 58:2046 59:1186 60:1034 61:2589 62:2669 63:1893 64:5528 65:2224 66:4702 67:2986 68:1326 69:4110 70:1201 71:592 72:2880 74:2585 75:1558 76:612 77:2485 78:1855 79:2518 80:2196 81:2014 82:1599 83:1336 84:1648 85:3143 86:853 87:2028 88:1251 89:4084 90:683 91:8136 92:2308 93:2695 94:3728 95:4206 96:1285 97:315 98:1053 99:742 100:72 101:1171 102:3248 103:32580 104:4796 105:671 106:934 107:2751 108:1147 109:4142 110:2134 111:3247 112:2068 113:1781 114:1774 115:2121 116:1878 117:2642 118:2811 119:1965 120:1765 121:1273 122:2662 123:2217 124:1570 125:2855 126:32 128:1489 129:938 130:1152 131:1842 132:803 133:410 134:1734 135:320 136:1010 137:1196 138:2824 139:1549 140:1388 141:1346 142:1585 143:1507 144:1009 145:363 146:2056 147:1889 148:2498 149:2734 150:1036 151:1330 152:2147 153:591 154:6463 155:1465 156:2292 157:1785 158:1150 159:2335 160:2640 161:1677 162:3557 163:1710 164:1649 165:2152 166:1166 167:1792 168:3886 169:798 170:4844 171:1022 172:3840 173:3030 174:891 175:1195 176:3679 177:4611 178:3742 179:2185 180:2366 181:3704 182:3391 183:1997 184:2268 185:20796 186:4881 187:4473 188:4083 189:4132 190:9388 191:1453 192:11014 193:9114 194:7514 195:5280 196:3176 197:2353 198:6054 199:7809 200:7930 201:6270 202:10283 203:10296 204:4591 205:3780 206:4480 207:3586 208:4152 209:5059 210:4494 211:2528 212:4317 213:3448 214:1046 215:49 216:6820 217:3012 218:1295 219:415 220:2044 221:1036 222:706 223:2196 End of report