IPv4 R&E Routing Table Report 21:10 GMT Sun 11 Sep, 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: 901037 Prefixes after maximum aggregation (per Origin AS): 340562 Deaggregation factor: 2.65 Unique aggregates announced (without unneeded subnets): 439293 Number of IPv4 prefixes with a valid ROA: 349988 Number of IPv4 prefixes with an invalid ROA: 3093 Number of IPv4 prefixes with no ROA: 547956 Total ASes present in the Internet Routing Table: 73578 Prefixes per ASN: 12.25 Origin-only ASes present in the Internet Routing Table: 63217 Origin ASes announcing only one prefix: 25988 Transit ASes present in the Internet Routing Table: 10361 Transit-only ASes present in the Internet Routing Table: 398 Paths with bogon ASNs present in the IPv4 Routing Table: 71 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: 1012 Number of instances of unregistered ASNs: 1076 Number of 32-bit ASNs allocated by the RIRs: 40161 Number of 32-bit ASNs visible in the Routing Table: 33312 Prefixes from 32-bit ASNs in the Routing Table: 160142 Number of bogon 32-bit ASNs visible in the Routing Table: 174 Special use prefixes present in the Routing Table: 2 Prefixes being announced from unallocated address space: 511 Number of addresses announced to Internet: 3068503040 Equivalent to 182 /8s, 229 /16s and 164 /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: 300837 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 237191 Total APNIC prefixes after maximum aggregation: 67217 APNIC Deaggregation factor: 3.53 Prefixes being announced from the APNIC address blocks: 232215 Unique aggregates announced from the APNIC address blocks: 96341 APNIC Region origin ASes present in the Internet Routing Table: 12931 APNIC Prefixes per ASN: 17.96 APNIC Region origin ASes announcing only one prefix: 3735 APNIC Region transit ASes present in the Internet Routing Table: 1769 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: 8179 Number of APNIC addresses announced to Internet: 773215488 Equivalent to 46 /8s, 22 /16s and 85 /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: 265103 Total ARIN prefixes after maximum aggregation: 120889 ARIN Deaggregation factor: 2.19 Prefixes being announced from the ARIN address blocks: 265635 Unique aggregates announced from the ARIN address blocks: 128152 ARIN Region origin ASes present in the Internet Routing Table: 19060 ARIN Prefixes per ASN: 13.94 ARIN Region origin ASes announcing only one prefix: 6934 ARIN Region transit ASes present in the Internet Routing Table: 1919 Average ARIN Region AS path length visible: 4.1 Max ARIN Region AS path length visible: 34 Number of ARIN region 32-bit ASNs visible in the Routing Table: 4608 Number of ARIN addresses announced to Internet: 1293464576 Equivalent to 77 /8s, 24 /16s and 180 /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: 252578 Total RIPE prefixes after maximum aggregation: 118208 RIPE Deaggregation factor: 2.14 Prefixes being announced from the RIPE address blocks: 249911 Unique aggregates announced from the RIPE address blocks: 153509 RIPE Region origin ASes present in the Internet Routing Table: 28136 RIPE Prefixes per ASN: 8.88 RIPE Region origin ASes announcing only one prefix: 12028 RIPE Region transit ASes present in the Internet Routing Table: 3930 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: 10790 Number of RIPE addresses announced to Internet: 717327104 Equivalent to 42 /8s, 193 /16s and 139 /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: 116763 Total LACNIC prefixes after maximum aggregation: 27902 LACNIC Deaggregation factor: 4.18 Prefixes being announced from the LACNIC address blocks: 116372 Unique aggregates announced from the LACNIC address blocks: 48926 LACNIC Region origin ASes present in the Internet Routing Table: 10978 LACNIC Prefixes per ASN: 10.60 LACNIC Region origin ASes announcing only one prefix: 2699 LACNIC Region transit ASes present in the Internet Routing Table: 2238 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: 8723 Number of LACNIC addresses announced to Internet: 176437504 Equivalent to 10 /8s, 132 /16s and 57 /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: 28390 Total AfriNIC prefixes after maximum aggregation: 5583 AfriNIC Deaggregation factor: 5.09 Prefixes being announced from the AfriNIC address blocks: 36392 Unique aggregates announced from the AfriNIC address blocks: 11929 AfriNIC Region origin ASes present in the Internet Routing Table: 1681 AfriNIC Prefixes per ASN: 21.65 AfriNIC Region origin ASes announcing only one prefix: 592 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: 59 Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1012 Number of AfriNIC addresses announced to Internet: 107776000 Equivalent to 6 /8s, 108 /16s and 136 /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 9089 8883 47 CHINAMOBILE-CN China Mobile Communicati 7545 5929 788 694 TPG-INTERNET-AP TPG Telecom Limited, AU 4538 3833 4192 74 ERX-CERNET-BKB China Education and Rese 7552 3586 1330 20 VIETEL-AS-AP Viettel Group, VN 7713 3513 1042 61 TELKOMNET-AS-AP PT Telekomunikasi Indon 45899 3355 1870 59 VNPT-AS-VN VNPT Corp, VN 9498 2436 499 238 BBIL-AP BHARTI Airtel Ltd., IN 4766 2232 11123 596 KIXS-AS-KR Korea Telecom, KR 24560 2195 851 411 AIRTELBROADBAND-AS-AP Bharti Airtel Ltd 45090 2180 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 7133 10495 2797 AMAZON-02, US 11492 4577 303 535 CABLEONE, US 7155 3898 265 32 VIASAT-SP-BACKBONE, US 22773 3872 3071 356 ASN-CXA-ALL-CCI-22773-RDC, US 16625 3504 1810 2523 AKAMAI-AS, US 6327 3470 1319 63 SHAW, CA 749 3034 50728 2292 DNIC-AS-00749, US 30036 2608 369 261 MEDIACOM-ENTERPRISE-BUSINESS, US 396982 2532 3387 364 GOOGLE-CLOUD-PLATFORM, US 209 2358 4935 403 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 6932 1730 144 UNI2-AS, ES 20940 4063 3361 204 AKAMAI-ASN1, NL 39891 4010 234 47 ALJAWWALSTC-AS, SA 8551 3988 374 38 BEZEQ-INTERNATIONAL-AS Bezeqint Interne 12389 2913 2290 909 ROSTELECOM-AS, RU 6849 2759 355 21 UKRTELNET, UA 9009 2604 252 1343 M247, GB 34984 2267 359 635 TELLCOM-AS, TR 58224 1764 929 506 TCI, IR 13188 1607 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 10929 3393 555 Uninet S.A. de C.V., MX 10620 3482 513 815 Telmex Colombia S.A., CO 11830 2333 369 64 Instituto Costarricense de Electricidad 13999 1986 323 508 Mega Cable, S.A. de C.V., MX 28573 1360 2328 264 Claro NXT Telecomunicacoes Ltda, BR 6503 1290 338 521 Axtel, S.A.B. de C.V., MX 3816 1276 701 149 COLOMBIA TELECOMUNICACIONES S.A. ESP, C 6147 1134 369 21 Telefonica del Peru S.A.A., PE 11664 1057 179 466 Techtel LMDS Comunicaciones Interactiva 26615 984 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 1586 393 21 LINKdotNET-AS, EG 24835 1502 521 31 RAYA-AS, EG 36992 1348 1519 268 ETISALAT-MISR, EG 36903 1268 550 99 MT-MPLS, MA 29571 981 68 38 ORANGE-COTE-IVOIRE, CI 36935 808 520 42 Vodafone-, EG 6713 611 1863 34 IAM-AS, MA 15399 520 52 40 WANANCHI-, KE 37342 481 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 10929 3393 555 Uninet S.A. de C.V., MX 9808 9089 8883 47 CHINAMOBILE-CN China Mobile Communicati 16509 7133 10495 2797 AMAZON-02, US 12479 6932 1730 144 UNI2-AS, ES 7545 5929 788 694 TPG-INTERNET-AP TPG Telecom Limited, AU 11492 4577 303 535 CABLEONE, US 20940 4063 3361 204 AKAMAI-ASN1, NL 39891 4010 234 47 ALJAWWALSTC-AS, SA 8551 3988 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 9089 9042 CHINAMOBILE-CN China Mobile Communications Grou 12479 6932 6788 UNI2-AS, ES 7545 5929 5235 TPG-INTERNET-AP TPG Telecom Limited, AU 16509 7133 4336 AMAZON-02, US 11492 4577 4042 CABLEONE, US 39891 4010 3963 ALJAWWALSTC-AS, SA 8551 3988 3950 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo 7155 3898 3866 VIASAT-SP-BACKBONE, US 20940 4063 3859 AKAMAI-ASN1, NL 4538 3833 3759 ERX-CERNET-BKB China Education and Research Net 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 12169 UNALLOCATED 8.15.207.0/24 32787 PROLEXIC-TECHNOLOGIES-DDOS-M 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 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 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 23.128.80.0/24 Origin: 397372 UNASSIGNED 23.128.80.0/24 Transit: 577 BACOM, CA 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://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 /11:101 /12:302 /13:593 /14:1205 /15:2097 /16:13521 /17:8350 /18:13929 /19:25029 /20:44207 /21:51517 /22:108639 /23:96683 /24:534795 /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 5919 6932 UNI2-AS, ES 8151 4662 10929 Uninet S.A. de C.V., MX 11492 3494 4577 CABLEONE, US 8551 3452 3988 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo 6327 3281 3470 SHAW, CA 39891 3193 4010 ALJAWWALSTC-AS, SA 7155 2987 3898 VIASAT-SP-BACKBONE, US 22773 2874 3872 ASN-CXA-ALL-CCI-22773-RDC, US 6849 2616 2759 UKRTELNET, UA 30036 2265 2608 MEDIACOM-ENTERPRISE-BUSINESS, US Complete listing at https://bgp.nsrc.org/REN/AARNET/data-sXXas-nos Number of /24s announced per /8 block (Global) ---------------------------------------------- 1:1936 2:1035 3:162 4:5 5:3881 6:116 7:6 8:1557 9:1 11:172 12:1635 13:341 14:2361 15:258 16:52 17:361 18:278 20:244 21:4 22:188 23:5941 24:2429 25:6 27:2734 29:19 31:2417 32:91 34:7 35:89 36:1850 37:4497 38:3519 39:739 40:155 41:3915 42:1143 43:2220 44:291 45:16132 46:4155 47:309 49:1701 50:1933 51:240 52:1489 54:385 55:767 56:8 57:66 58:1820 59:1173 60:990 61:2295 62:2548 63:1912 64:5613 65:2299 66:4902 67:2996 68:1210 69:4140 70:1314 71:690 72:3032 74:2643 75:1420 76:585 77:2265 78:1884 79:3134 80:2060 81:1656 82:1499 83:1204 84:1387 85:2934 86:726 87:1910 88:1164 89:3420 90:567 91:7638 92:2055 93:2545 94:3536 95:3852 96:1309 97:351 98:1040 99:720 100:75 101:1069 102:2299 103:30000 104:4551 105:465 106:889 107:2548 108:888 109:4327 110:2012 111:3283 112:2046 113:1507 114:1510 115:2098 116:1888 117:2487 118:2325 119:1837 120:1705 121:1082 122:2530 123:2130 124:1532 125:2168 128:1253 129:1021 130:1011 131:2053 132:817 133:377 134:1944 135:296 136:868 137:1015 138:2545 139:1522 140:998 141:1455 142:1344 143:1416 144:1195 145:342 146:1860 147:1519 148:2240 149:1809 150:870 151:1085 152:1932 153:546 154:3739 155:1424 156:1696 157:1283 158:1042 159:2196 160:2532 161:1347 162:3497 163:1405 164:1667 165:1661 166:790 167:1774 168:3822 169:869 170:4536 171:844 172:3354 173:3114 174:1022 175:1154 176:3610 177:4739 178:3572 179:2167 180:2386 181:3272 182:3196 183:1935 184:2368 185:19681 186:4598 187:3905 188:4011 189:3451 190:9104 191:1461 192:10998 193:8662 194:7120 195:5062 196:2961 197:2461 198:5996 199:6036 200:7681 201:5788 202:10528 203:10226 204:4502 205:3468 206:3788 207:3441 208:4054 209:4725 210:4472 211:2345 212:4045 213:3495 214:1114 215:67 216:6390 217:2628 218:1312 219:547 220:2012 221:983 222:827 223:1975 End of report