IPv4 R&E Routing Table Report 21:10 GMT Tue 28 Jun, 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: 895627 Prefixes after maximum aggregation (per Origin AS): 338594 Deaggregation factor: 2.65 Unique aggregates announced (without unneeded subnets): 434709 Number of IPv4 prefixes with a valid ROA: 333350 Number of IPv4 prefixes with an invalid ROA: 3006 Number of IPv4 prefixes with no ROA: 559271 Total ASes present in the Internet Routing Table: 73324 Prefixes per ASN: 12.21 Origin-only ASes present in the Internet Routing Table: 63000 Origin ASes announcing only one prefix: 25861 Transit ASes present in the Internet Routing Table: 10324 Transit-only ASes present in the Internet Routing Table: 376 Paths with bogon ASNs present in the IPv4 Routing Table: 47 Average AS path length visible in the Internet Routing Table: 4.4 Max AS path length visible: 35 Max AS path prepend of ASN ( 30036) 33 Prefixes from unregistered ASNs in the Routing Table: 915 Number of instances of unregistered ASNs: 921 Number of 32-bit ASNs allocated by the RIRs: 39677 Number of 32-bit ASNs visible in the Routing Table: 32911 Prefixes from 32-bit ASNs in the Routing Table: 156653 Number of bogon 32-bit ASNs visible in the Routing Table: 38 Special use prefixes present in the Routing Table: 3 Prefixes being announced from unallocated address space: 495 Number of addresses announced to Internet: 3068542208 Equivalent to 182 /8s, 230 /16s and 61 /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: 298727 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 236641 Total APNIC prefixes after maximum aggregation: 66766 APNIC Deaggregation factor: 3.54 Prefixes being announced from the APNIC address blocks: 231881 Unique aggregates announced from the APNIC address blocks: 95451 APNIC Region origin ASes present in the Internet Routing Table: 12744 APNIC Prefixes per ASN: 18.20 APNIC Region origin ASes announcing only one prefix: 3656 APNIC Region transit ASes present in the Internet Routing Table: 1758 Average APNIC Region AS path length visible: 4.1 Max APNIC Region AS path length visible: 33 Number of APNIC region 32-bit ASNs visible in the Routing Table: 7969 Number of APNIC addresses announced to Internet: 772974592 Equivalent to 46 /8s, 18 /16s and 168 /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: 263422 Total ARIN prefixes after maximum aggregation: 120445 ARIN Deaggregation factor: 2.19 Prefixes being announced from the ARIN address blocks: 263674 Unique aggregates announced from the ARIN address blocks: 126888 ARIN Region origin ASes present in the Internet Routing Table: 19034 ARIN Prefixes per ASN: 13.85 ARIN Region origin ASes announcing only one prefix: 6911 ARIN Region transit ASes present in the Internet Routing Table: 1928 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: 4535 Number of ARIN addresses announced to Internet: 1297016576 Equivalent to 77 /8s, 78 /16s and 231 /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: 251042 Total RIPE prefixes after maximum aggregation: 117407 RIPE Deaggregation factor: 2.14 Prefixes being announced from the RIPE address blocks: 248209 Unique aggregates announced from the RIPE address blocks: 151706 RIPE Region origin ASes present in the Internet Routing Table: 28159 RIPE Prefixes per ASN: 8.81 RIPE Region origin ASes announcing only one prefix: 12040 RIPE Region transit ASes present in the Internet Routing Table: 3931 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: 10731 Number of RIPE addresses announced to Internet: 713979136 Equivalent to 42 /8s, 142 /16s and 117 /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: 115623 Total LACNIC prefixes after maximum aggregation: 27746 LACNIC Deaggregation factor: 4.17 Prefixes being announced from the LACNIC address blocks: 115399 Unique aggregates announced from the LACNIC address blocks: 48788 LACNIC Region origin ASes present in the Internet Routing Table: 10979 LACNIC Prefixes per ASN: 10.51 LACNIC Region origin ASes announcing only one prefix: 2674 LACNIC Region transit ASes present in the Internet Routing Table: 2218 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: 176439296 Equivalent to 10 /8s, 132 /16s and 64 /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: 27984 Total AfriNIC prefixes after maximum aggregation: 5529 AfriNIC Deaggregation factor: 5.06 Prefixes being announced from the AfriNIC address blocks: 35968 Unique aggregates announced from the AfriNIC address blocks: 11454 AfriNIC Region origin ASes present in the Internet Routing Table: 1655 AfriNIC Prefixes per ASN: 21.73 AfriNIC Region origin ASes announcing only one prefix: 580 AfriNIC Region transit ASes present in the Internet Routing Table: 329 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: 982 Number of AfriNIC addresses announced to Internet: 107846912 Equivalent to 6 /8s, 109 /16s and 157 /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 9265 8883 46 CHINAMOBILE-CN China Mobile Communicati 7545 5918 789 689 TPG-INTERNET-AP TPG Telecom Limited, AU 4538 4835 4192 75 ERX-CERNET-BKB China Education and Rese 7552 3576 1330 19 VIETEL-AS-AP Viettel Group, VN 7713 3494 1039 53 TELKOMNET-AS-AP PT Telekomunikasi Indon 45899 3422 1880 56 VNPT-AS-VN VNPT Corp, VN 9498 2422 499 236 BBIL-AP BHARTI Airtel Ltd., IN 4766 2254 11119 596 KIXS-AS-KR Korea Telecom, KR 45090 2173 1438 80 TENCENT-NET-AP Shenzhen Tencent Compute 4755 2124 425 216 TATACOMM-AS TATA Communications formerl 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 6697 10379 2672 AMAZON-02, US 11492 4507 299 675 CABLEONE, US 22773 3933 3073 357 ASN-CXA-ALL-CCI-22773-RDC, US 7155 3901 264 31 VIASAT-SP-BACKBONE, US 16625 3478 1787 2509 AKAMAI-AS, US 6327 3435 1319 63 SHAW, CA 749 2992 50740 2250 DNIC-AS-00749, US 30036 2630 374 144 MEDIACOM-ENTERPRISE-BUSINESS, US 396982 2498 3342 355 GOOGLE-CLOUD-PLATFORM, US 209 2432 4952 413 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 6866 1730 145 UNI2-AS, ES 8551 4013 374 39 BEZEQ-INTERNATIONAL-AS Bezeqint Interne 39891 4005 234 45 ALJAWWALSTC-AS, SA 20940 3987 3193 566 AKAMAI-ASN1, NL 12389 2913 2289 908 ROSTELECOM-AS, RU 6849 2718 355 21 UKRTELNET, UA 9009 2535 250 1317 M247, GB 34984 2245 358 634 TELLCOM-AS, TR 58224 1803 935 590 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 10765 3403 550 Uninet S.A. de C.V., MX 10620 3472 514 773 Telmex Colombia S.A., CO 11830 2436 369 64 Instituto Costarricense de Electricidad 13999 1888 310 494 Mega Cable, S.A. de C.V., MX 28573 1365 2330 274 Claro NXT Telecomunicacoes Ltda, BR 6503 1312 344 526 Axtel, S.A.B. de C.V., MX 3816 1260 675 151 COLOMBIA TELECOMUNICACIONES S.A. ESP, C 6147 1077 369 21 Telefonica del Peru S.A.A., PE 11664 1030 190 438 Techtel LMDS Comunicaciones Interactiva 26615 974 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 19 LINKdotNET-AS, EG 24835 1546 521 31 RAYA-AS, EG 36992 1317 1519 264 ETISALAT-MISR, EG 36903 1199 545 114 MT-MPLS, MA 29571 959 65 57 ORANGE-COTE-IVOIRE, CI 36935 777 520 42 Vodafone-, EG 6713 611 1863 34 IAM-AS, MA 15399 518 52 37 WANANCHI-, KE 37342 463 32 1 MOVITEL, MZ 23889 412 232 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 10765 3403 550 Uninet S.A. de C.V., MX 9808 9265 8883 46 CHINAMOBILE-CN China Mobile Communicati 12479 6866 1730 145 UNI2-AS, ES 16509 6697 10379 2672 AMAZON-02, US 7545 5918 789 689 TPG-INTERNET-AP TPG Telecom Limited, AU 4538 4835 4192 75 ERX-CERNET-BKB China Education and Rese 11492 4507 299 675 CABLEONE, US 8551 4013 374 39 BEZEQ-INTERNATIONAL-AS Bezeqint Interne 39891 4005 234 45 ALJAWWALSTC-AS, SA 20940 3987 3193 566 AKAMAI-ASN1, NL 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 9265 9219 CHINAMOBILE-CN China Mobile Communications Grou 12479 6866 6721 UNI2-AS, ES 7545 5918 5229 TPG-INTERNET-AP TPG Telecom Limited, AU 4538 4835 4760 ERX-CERNET-BKB China Education and Research Net 16509 6697 4025 AMAZON-02, US 8551 4013 3974 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo 39891 4005 3960 ALJAWWALSTC-AS, SA 7155 3901 3870 VIASAT-SP-BACKBONE, US 11492 4507 3832 CABLEONE, US 22773 3933 3576 ASN-CXA-ALL-CCI-22773-RDC, US 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 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 394856 UNALLOCATED 8.40.216.0/24 3356 LEVEL3, 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 31.41.38.0/24 Origin: 49392 ASBAXETN, RU 31.41.38.0/24 Transit: 39238 OKBPROGRESS Moscow, Russia, RU 31.41.39.0/24 Origin: 49392 ASBAXETN, RU 31.41.39.0/24 Transit: 39238 OKBPROGRESS Moscow, Russia, RU 41.57.124.0/22 Origin: 37442 UNASSIGNED 41.57.124.0/22 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 /10:41 /11:100 /12:305 /13:592 /14:1202 /15:2091 /16:13535 /17:8347 /18:13891 /19:25095 /20:44415 /21:51664 /22:108156 /23:95897 /24:530266 /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 5845 6866 UNI2-AS, ES 8151 4488 10765 Uninet S.A. de C.V., MX 8551 3477 4013 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo 11492 3414 4507 CABLEONE, US 6327 3246 3435 SHAW, CA 39891 3189 4005 ALJAWWALSTC-AS, SA 7155 2991 3901 VIASAT-SP-BACKBONE, US 22773 2940 3933 ASN-CXA-ALL-CCI-22773-RDC, US 6849 2576 2718 UKRTELNET, UA 30036 2287 2630 MEDIACOM-ENTERPRISE-BUSINESS, US Complete listing at https://bgp.nsrc.org/REN/AARNET/data-sXXas-nos Number of /24s announced per /8 block (Global) ---------------------------------------------- 1:1919 2:1047 3:157 4:5 5:3802 6:109 7:6 8:1539 9:1 11:173 12:1646 13:335 14:2341 15:226 16:44 17:384 18:174 19:1 20:213 21:4 22:188 23:5739 24:2387 25:6 27:2684 29:19 31:2453 32:92 34:7 35:88 36:1793 37:4427 38:3153 39:714 40:152 41:3890 42:1130 43:2220 44:292 45:15963 46:4117 47:322 49:1677 50:2174 51:237 52:1455 54:385 55:790 56:8 57:59 58:1865 59:1189 60:971 61:2266 62:2506 63:1933 64:5563 65:2331 66:4867 67:2989 68:1193 69:4172 70:1336 71:686 72:3037 74:2636 75:1393 76:587 77:2220 78:1837 79:3133 80:1986 81:1608 82:1494 83:1212 84:1330 85:2929 86:713 87:1913 88:1148 89:3326 90:542 91:7604 92:2014 93:2549 94:3451 95:3836 96:1309 97:350 98:1011 99:752 100:75 101:1280 102:2126 103:29412 104:4483 105:467 106:869 107:2545 108:850 109:4285 110:1994 111:3273 112:2035 113:1495 114:1491 115:2196 116:1896 117:2564 118:2307 119:1874 120:1665 121:1103 122:2519 123:2130 124:1542 125:2132 128:1249 129:1063 130:984 131:2033 132:819 133:377 134:1938 135:278 136:890 137:1008 138:2456 139:1536 140:904 141:1442 142:1305 143:1434 144:1204 145:350 146:1822 147:1516 148:2236 149:1730 150:866 151:1072 152:1832 153:534 154:3558 155:1440 156:1692 157:1258 158:1040 159:2228 160:2543 161:1291 162:3459 163:1284 164:1647 165:1627 166:759 167:1751 168:3846 169:876 170:4498 171:830 172:3230 173:3138 174:1021 175:1146 176:3564 177:4658 178:3535 179:2114 180:2354 181:3038 182:3205 183:1959 184:2349 185:19605 186:4357 187:3791 188:3935 189:3399 190:9044 191:1407 192:11026 193:8633 194:7082 195:4973 196:3044 197:2413 198:5989 199:6035 200:7600 201:5881 202:10531 203:10239 204:4533 205:3480 206:3733 207:3392 208:4021 209:4683 210:4452 211:2432 212:4014 213:3415 214:1142 215:65 216:6502 217:2644 218:1313 219:572 220:1958 221:977 222:838 223:2158 End of report