IPv4 R&E Routing Table Report 21:10 GMT Wed 07 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: 900598 Prefixes after maximum aggregation (per Origin AS): 340714 Deaggregation factor: 2.64 Unique aggregates announced (without unneeded subnets): 439123 Number of IPv4 prefixes with a valid ROA: 349647 Number of IPv4 prefixes with an invalid ROA: 2972 Number of IPv4 prefixes with no ROA: 547979 Total ASes present in the Internet Routing Table: 73611 Prefixes per ASN: 12.23 Origin-only ASes present in the Internet Routing Table: 63249 Origin ASes announcing only one prefix: 26004 Transit ASes present in the Internet Routing Table: 10362 Transit-only ASes present in the Internet Routing Table: 395 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: 59 Max AS path prepend of ASN ( 37447) 57 Prefixes from unregistered ASNs in the Routing Table: 1018 Number of instances of unregistered ASNs: 1083 Number of 32-bit ASNs allocated by the RIRs: 40141 Number of 32-bit ASNs visible in the Routing Table: 33306 Prefixes from 32-bit ASNs in the Routing Table: 160079 Number of bogon 32-bit ASNs visible in the Routing Table: 178 Special use prefixes present in the Routing Table: 2 Prefixes being announced from unallocated address space: 508 Number of addresses announced to Internet: 3068427520 Equivalent to 182 /8s, 228 /16s and 125 /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: 301017 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 236679 Total APNIC prefixes after maximum aggregation: 67216 APNIC Deaggregation factor: 3.52 Prefixes being announced from the APNIC address blocks: 231849 Unique aggregates announced from the APNIC address blocks: 96275 APNIC Region origin ASes present in the Internet Routing Table: 12918 APNIC Prefixes per ASN: 17.95 APNIC Region origin ASes announcing only one prefix: 3732 APNIC Region transit ASes present in the Internet Routing Table: 1770 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: 8166 Number of APNIC addresses announced to Internet: 773179904 Equivalent to 46 /8s, 21 /16s and 202 /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: 264840 Total ARIN prefixes after maximum aggregation: 120964 ARIN Deaggregation factor: 2.19 Prefixes being announced from the ARIN address blocks: 265228 Unique aggregates announced from the ARIN address blocks: 127938 ARIN Region origin ASes present in the Internet Routing Table: 19056 ARIN Prefixes per ASN: 13.92 ARIN Region origin ASes announcing only one prefix: 6929 ARIN Region transit ASes present in the Internet Routing Table: 1916 Average ARIN Region AS path length visible: 4.1 Max ARIN Region AS path length visible: 35 Number of ARIN region 32-bit ASNs visible in the Routing Table: 4604 Number of ARIN addresses announced to Internet: 1293673728 Equivalent to 77 /8s, 27 /16s and 229 /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: 252821 Total RIPE prefixes after maximum aggregation: 118314 RIPE Deaggregation factor: 2.14 Prefixes being announced from the RIPE address blocks: 250051 Unique aggregates announced from the RIPE address blocks: 153514 RIPE Region origin ASes present in the Internet Routing Table: 28174 RIPE Prefixes per ASN: 8.88 RIPE Region origin ASes announcing only one prefix: 12054 RIPE Region transit ASes present in the Internet Routing Table: 3929 Average RIPE Region AS path length visible: 4.5 Max RIPE Region AS path length visible: 40 Number of RIPE region 32-bit ASNs visible in the Routing Table: 10793 Number of RIPE addresses announced to Internet: 717111040 Equivalent to 42 /8s, 190 /16s and 63 /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: 116800 Total LACNIC prefixes after maximum aggregation: 27894 LACNIC Deaggregation factor: 4.19 Prefixes being announced from the LACNIC address blocks: 116419 Unique aggregates announced from the LACNIC address blocks: 49029 LACNIC Region origin ASes present in the Internet Routing Table: 10985 LACNIC Prefixes per ASN: 10.60 LACNIC Region origin ASes announcing only one prefix: 2693 LACNIC Region transit ASes present in the Internet Routing Table: 2238 Average LACNIC Region AS path length visible: 5.1 Max LACNIC Region AS path length visible: 29 Number of LACNIC region 32-bit ASNs visible in the Routing Table: 8726 Number of LACNIC addresses announced to Internet: 176334592 Equivalent to 10 /8s, 130 /16s and 167 /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: 28440 Total AfriNIC prefixes after maximum aggregation: 5564 AfriNIC Deaggregation factor: 5.11 Prefixes being announced from the AfriNIC address blocks: 36542 Unique aggregates announced from the AfriNIC address blocks: 11932 AfriNIC Region origin ASes present in the Internet Routing Table: 1689 AfriNIC Prefixes per ASN: 21.64 AfriNIC Region origin ASes announcing only one prefix: 596 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: 1017 Number of AfriNIC addresses announced to Internet: 107845120 Equivalent to 6 /8s, 109 /16s and 150 /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 9079 8883 47 CHINAMOBILE-CN China Mobile Communicati 7545 5927 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 3359 1870 59 VNPT-AS-VN VNPT Corp, VN 9498 2423 499 238 BBIL-AP BHARTI Airtel Ltd., IN 4766 2236 11123 596 KIXS-AS-KR Korea Telecom, KR 24560 2193 851 407 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 6971 10416 2796 AMAZON-02, US 11492 4574 303 556 CABLEONE, US 7155 3898 265 32 VIASAT-SP-BACKBONE, US 22773 3870 3070 355 ASN-CXA-ALL-CCI-22773-RDC, US 16625 3475 1791 2511 AKAMAI-AS, US 6327 3454 1319 63 SHAW, CA 749 3033 50727 2291 DNIC-AS-00749, US 30036 2605 369 277 MEDIACOM-ENTERPRISE-BUSINESS, US 396982 2533 3387 365 GOOGLE-CLOUD-PLATFORM, US 209 2357 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 6917 1730 144 UNI2-AS, ES 20940 4049 3361 204 AKAMAI-ASN1, NL 39891 4010 234 47 ALJAWWALSTC-AS, SA 8551 3991 374 38 BEZEQ-INTERNATIONAL-AS Bezeqint Interne 12389 2913 2290 909 ROSTELECOM-AS, RU 6849 2759 355 21 UKRTELNET, UA 9009 2606 252 1345 M247, GB 34984 2265 359 634 TELLCOM-AS, TR 58224 1764 929 508 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 10921 3394 555 Uninet S.A. de C.V., MX 10620 3494 514 787 Telmex Colombia S.A., CO 11830 2338 369 64 Instituto Costarricense de Electricidad 13999 1984 322 508 Mega Cable, S.A. de C.V., MX 28573 1361 2327 267 Claro NXT Telecomunicacoes Ltda, BR 6503 1289 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 1056 179 466 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 1599 393 21 LINKdotNET-AS, EG 24835 1520 521 31 RAYA-AS, EG 36992 1348 1519 268 ETISALAT-MISR, EG 36903 1268 550 99 MT-MPLS, MA 29571 1009 68 38 ORANGE-COTE-IVOIRE, CI 36935 810 520 42 Vodafone-, EG 6713 612 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 10921 3394 555 Uninet S.A. de C.V., MX 9808 9079 8883 47 CHINAMOBILE-CN China Mobile Communicati 16509 6971 10416 2796 AMAZON-02, US 12479 6917 1730 144 UNI2-AS, ES 7545 5927 788 694 TPG-INTERNET-AP TPG Telecom Limited, AU 11492 4574 303 556 CABLEONE, US 20940 4049 3361 204 AKAMAI-ASN1, NL 39891 4010 234 47 ALJAWWALSTC-AS, SA 8551 3991 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 9079 9032 CHINAMOBILE-CN China Mobile Communications Grou 12479 6917 6773 UNI2-AS, ES 7545 5927 5233 TPG-INTERNET-AP TPG Telecom Limited, AU 16509 6971 4175 AMAZON-02, US 11492 4574 4018 CABLEONE, US 39891 4010 3963 ALJAWWALSTC-AS, SA 8551 3991 3953 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo 7155 3898 3866 VIASAT-SP-BACKBONE, US 20940 4049 3845 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 /14:1204 /15:2098 /16:13523 /17:8346 /18:13940 /19:25055 /20:44202 /21:51461 /22:108596 /23:96551 /24:534557 /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 5904 6917 UNI2-AS, ES 8151 4653 10921 Uninet S.A. de C.V., MX 11492 3492 4574 CABLEONE, US 8551 3455 3991 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo 6327 3265 3454 SHAW, CA 39891 3193 4010 ALJAWWALSTC-AS, SA 7155 2987 3898 VIASAT-SP-BACKBONE, US 22773 2874 3870 ASN-CXA-ALL-CCI-22773-RDC, US 6849 2616 2759 UKRTELNET, UA 30036 2262 2605 MEDIACOM-ENTERPRISE-BUSINESS, US Complete listing at https://bgp.nsrc.org/REN/AARNET/data-sXXas-nos Number of /24s announced per /8 block (Global) ---------------------------------------------- 1:1939 2:1038 3:162 4:5 5:3877 6:116 7:6 8:1558 9:1 11:173 12:1641 13:337 14:2360 15:256 16:52 17:360 18:222 20:244 21:4 22:188 23:5917 24:2430 25:6 27:2721 29:19 31:2415 32:90 34:7 35:89 36:1789 37:4492 38:3505 39:739 40:154 41:3940 42:1132 43:2216 44:293 45:16152 46:4163 47:311 49:1704 50:1942 51:240 52:1475 54:387 55:767 56:8 57:66 58:1816 59:1165 60:989 61:2278 62:2556 63:1914 64:5608 65:2302 66:4900 67:3002 68:1211 69:4151 70:1313 71:690 72:3031 74:2645 75:1420 76:585 77:2270 78:1929 79:3130 80:2060 81:1661 82:1498 83:1207 84:1386 85:2951 86:729 87:1907 88:1179 89:3426 90:563 91:7638 92:2050 93:2544 94:3538 95:3854 96:1303 97:351 98:1040 99:720 100:77 101:1070 102:2304 103:29956 104:4563 105:471 106:887 107:2546 108:883 109:4322 110:2014 111:3266 112:2046 113:1505 114:1510 115:2095 116:1888 117:2479 118:2327 119:1837 120:1698 121:1083 122:2529 123:2133 124:1532 125:2170 128:1253 129:1022 130:1011 131:2043 132:819 133:377 134:1946 135:296 136:864 137:1017 138:2555 139:1524 140:954 141:1458 142:1343 143:1409 144:1196 145:343 146:1855 147:1512 148:2239 149:1808 150:868 151:1084 152:1884 153:545 154:3754 155:1449 156:1737 157:1288 158:1036 159:2195 160:2542 161:1343 162:3504 163:1420 164:1631 165:1653 166:787 167:1748 168:3821 169:873 170:4538 171:843 172:3350 173:3113 174:1023 175:1101 176:3601 177:4777 178:3576 179:2181 180:2384 181:3277 182:3194 183:1936 184:2368 185:19666 186:4608 187:3914 188:4002 189:3448 190:9095 191:1463 192:11006 193:8658 194:7124 195:5078 196:2966 197:2461 198:5995 199:6026 200:7660 201:5800 202:10517 203:10226 204:4508 205:3449 206:3786 207:3439 208:4051 209:4728 210:4475 211:2346 212:4055 213:3486 214:1114 215:66 216:6383 217:2625 218:1312 219:547 220:2013 221:983 222:827 223:1974 End of report