IPv4 R&E Routing Table Report 21:10 GMT Fri 01 Jul, 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: 895752 Prefixes after maximum aggregation (per Origin AS): 338662 Deaggregation factor: 2.64 Unique aggregates announced (without unneeded subnets): 434478 Number of IPv4 prefixes with a valid ROA: 333807 Number of IPv4 prefixes with an invalid ROA: 2976 Number of IPv4 prefixes with no ROA: 558969 Total ASes present in the Internet Routing Table: 73318 Prefixes per ASN: 12.22 Origin-only ASes present in the Internet Routing Table: 62994 Origin ASes announcing only one prefix: 25849 Transit ASes present in the Internet Routing Table: 10324 Transit-only ASes present in the Internet Routing Table: 373 Paths with bogon ASNs present in the IPv4 Routing Table: 49 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: 907 Number of instances of unregistered ASNs: 912 Number of 32-bit ASNs allocated by the RIRs: 39718 Number of 32-bit ASNs visible in the Routing Table: 32908 Prefixes from 32-bit ASNs in the Routing Table: 156873 Number of bogon 32-bit ASNs visible in the Routing Table: 36 Special use prefixes present in the Routing Table: 3 Prefixes being announced from unallocated address space: 489 Number of addresses announced to Internet: 3068019712 Equivalent to 182 /8s, 222 /16s and 68 /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: 298651 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 236582 Total APNIC prefixes after maximum aggregation: 66757 APNIC Deaggregation factor: 3.54 Prefixes being announced from the APNIC address blocks: 231811 Unique aggregates announced from the APNIC address blocks: 95393 APNIC Region origin ASes present in the Internet Routing Table: 12746 APNIC Prefixes per ASN: 18.19 APNIC Region origin ASes announcing only one prefix: 3650 APNIC Region transit ASes present in the Internet Routing Table: 1751 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: 7972 Number of APNIC addresses announced to Internet: 772647424 Equivalent to 46 /8s, 13 /16s and 170 /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: 263407 Total ARIN prefixes after maximum aggregation: 120435 ARIN Deaggregation factor: 2.19 Prefixes being announced from the ARIN address blocks: 263607 Unique aggregates announced from the ARIN address blocks: 126827 ARIN Region origin ASes present in the Internet Routing Table: 19045 ARIN Prefixes per ASN: 13.84 ARIN Region origin ASes announcing only one prefix: 6916 ARIN Region transit ASes present in the Internet Routing Table: 1930 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: 4543 Number of ARIN addresses announced to Internet: 1296792064 Equivalent to 77 /8s, 75 /16s and 122 /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: 251125 Total RIPE prefixes after maximum aggregation: 117510 RIPE Deaggregation factor: 2.14 Prefixes being announced from the RIPE address blocks: 248360 Unique aggregates announced from the RIPE address blocks: 151711 RIPE Region origin ASes present in the Internet Routing Table: 28150 RIPE Prefixes per ASN: 8.82 RIPE Region origin ASes announcing only one prefix: 12035 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: 30 Number of RIPE region 32-bit ASNs visible in the Routing Table: 10722 Number of RIPE addresses announced to Internet: 714017792 Equivalent to 42 /8s, 143 /16s and 12 /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: 115667 Total LACNIC prefixes after maximum aggregation: 27737 LACNIC Deaggregation factor: 4.17 Prefixes being announced from the LACNIC address blocks: 115427 Unique aggregates announced from the LACNIC address blocks: 48677 LACNIC Region origin ASes present in the Internet Routing Table: 10982 LACNIC Prefixes per ASN: 10.51 LACNIC Region origin ASes announcing only one prefix: 2675 LACNIC Region transit ASes present in the Internet Routing Table: 2222 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: 8697 Number of LACNIC addresses announced to Internet: 176438272 Equivalent to 10 /8s, 132 /16s and 60 /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: 28064 Total AfriNIC prefixes after maximum aggregation: 5525 AfriNIC Deaggregation factor: 5.08 Prefixes being announced from the AfriNIC address blocks: 36057 Unique aggregates announced from the AfriNIC address blocks: 11454 AfriNIC Region origin ASes present in the Internet Routing Table: 1649 AfriNIC Prefixes per ASN: 21.87 AfriNIC Region origin ASes announcing only one prefix: 573 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: 59 Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 974 Number of AfriNIC addresses announced to Internet: 107840512 Equivalent to 6 /8s, 109 /16s and 132 /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 9259 8883 46 CHINAMOBILE-CN China Mobile Communicati 7545 5923 789 689 TPG-INTERNET-AP TPG Telecom Limited, AU 4538 4835 4192 75 ERX-CERNET-BKB China Education and Rese 7552 3566 1330 19 VIETEL-AS-AP Viettel Group, VN 7713 3495 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 2253 11123 595 KIXS-AS-KR Korea Telecom, KR 45090 2172 1438 79 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 6702 10379 2677 AMAZON-02, US 11492 4508 299 676 CABLEONE, US 22773 3937 3152 361 ASN-CXA-ALL-CCI-22773-RDC, US 7155 3901 264 31 VIASAT-SP-BACKBONE, US 16625 3471 1784 2507 AKAMAI-AS, US 6327 3435 1319 63 SHAW, CA 749 2991 50739 2249 DNIC-AS-00749, US 30036 2631 374 139 MEDIACOM-ENTERPRISE-BUSINESS, US 396982 2510 3343 359 GOOGLE-CLOUD-PLATFORM, US 209 2430 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 6885 1730 144 UNI2-AS, ES 8551 4009 374 39 BEZEQ-INTERNATIONAL-AS Bezeqint Interne 39891 4005 234 45 ALJAWWALSTC-AS, SA 20940 4004 3193 567 AKAMAI-ASN1, NL 12389 2914 2289 908 ROSTELECOM-AS, RU 6849 2718 355 21 UKRTELNET, UA 9009 2565 253 1330 M247, GB 34984 2245 358 634 TELLCOM-AS, TR 58224 1802 935 589 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 10769 3403 549 Uninet S.A. de C.V., MX 10620 3417 505 855 Telmex Colombia S.A., CO 11830 2436 369 64 Instituto Costarricense de Electricidad 13999 1896 311 499 Mega Cable, S.A. de C.V., MX 28573 1369 2330 274 Claro NXT Telecomunicacoes Ltda, BR 6503 1304 344 524 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 1033 190 441 Techtel LMDS Comunicaciones Interactiva 26615 979 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 1613 393 21 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 612 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 10769 3403 549 Uninet S.A. de C.V., MX 9808 9259 8883 46 CHINAMOBILE-CN China Mobile Communicati 12479 6885 1730 144 UNI2-AS, ES 16509 6702 10379 2677 AMAZON-02, US 7545 5923 789 689 TPG-INTERNET-AP TPG Telecom Limited, AU 4538 4835 4192 75 ERX-CERNET-BKB China Education and Rese 11492 4508 299 676 CABLEONE, US 8551 4009 374 39 BEZEQ-INTERNATIONAL-AS Bezeqint Interne 39891 4005 234 45 ALJAWWALSTC-AS, SA 20940 4004 3193 567 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 9259 9213 CHINAMOBILE-CN China Mobile Communications Grou 12479 6885 6741 UNI2-AS, ES 7545 5923 5234 TPG-INTERNET-AP TPG Telecom Limited, AU 4538 4835 4760 ERX-CERNET-BKB China Education and Research Net 16509 6702 4025 AMAZON-02, US 8551 4009 3970 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo 39891 4005 3960 ALJAWWALSTC-AS, SA 7155 3901 3870 VIASAT-SP-BACKBONE, US 11492 4508 3832 CABLEONE, US 22773 3937 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 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 /10:41 /11:100 /12:307 /13:593 /14:1202 /15:2092 /16:13543 /17:8350 /18:13903 /19:25116 /20:44461 /21:51654 /22:108218 /23:96084 /24:530058 /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 5863 6885 UNI2-AS, ES 8151 4493 10769 Uninet S.A. de C.V., MX 8551 3473 4009 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo 11492 3415 4508 CABLEONE, US 6327 3246 3435 SHAW, CA 39891 3189 4005 ALJAWWALSTC-AS, SA 7155 2991 3901 VIASAT-SP-BACKBONE, US 22773 2940 3937 ASN-CXA-ALL-CCI-22773-RDC, US 6849 2576 2718 UKRTELNET, UA 30036 2288 2631 MEDIACOM-ENTERPRISE-BUSINESS, US Complete listing at https://bgp.nsrc.org/REN/AARNET/data-sXXas-nos Number of /24s announced per /8 block (Global) ---------------------------------------------- 1:1918 2:1044 3:157 4:5 5:3801 6:109 7:6 8:1540 9:1 11:173 12:1646 13:336 14:2343 15:228 16:44 17:385 18:175 19:1 20:220 21:4 22:188 23:5748 24:2388 25:6 27:2683 29:19 31:2446 32:92 34:7 35:88 36:1798 37:4427 38:3176 39:712 40:152 41:3906 42:1127 43:2221 44:293 45:15962 46:4112 47:328 49:1680 50:1948 51:237 52:1456 54:386 55:798 56:8 57:60 58:1828 59:1190 60:970 61:2262 62:2514 63:1933 64:5557 65:2344 66:4880 67:2983 68:1191 69:4180 70:1334 71:686 72:3049 74:2630 75:1395 76:588 77:2221 78:1836 79:3132 80:1985 81:1624 82:1498 83:1211 84:1334 85:2941 86:713 87:1915 88:1150 89:3329 90:541 91:7612 92:2013 93:2548 94:3452 95:3832 96:1308 97:351 98:1011 99:752 100:76 101:1054 102:2116 103:29429 104:4484 105:467 106:872 107:2547 108:850 109:4284 110:1989 111:3279 112:2037 113:1499 114:1498 115:2180 116:1893 117:2567 118:2305 119:1864 120:1658 121:1107 122:2519 123:2131 124:1540 125:2136 128:1256 129:1063 130:987 131:2024 132:820 133:377 134:1943 135:278 136:891 137:1010 138:2455 139:1535 140:898 141:1441 142:1304 143:1434 144:1203 145:347 146:1829 147:1519 148:2238 149:1726 150:866 151:1070 152:1850 153:537 154:3570 155:1444 156:1690 157:1261 158:1040 159:2233 160:2496 161:1295 162:3480 163:1294 164:1643 165:1628 166:758 167:1754 168:3810 169:887 170:4503 171:831 172:3230 173:3130 174:1020 175:1146 176:3543 177:4618 178:3533 179:2131 180:2355 181:3053 182:3209 183:1959 184:2344 185:19622 186:4347 187:3792 188:3959 189:3409 190:9031 191:1408 192:11014 193:8674 194:7078 195:4979 196:3043 197:2421 198:5993 199:6051 200:7577 201:5878 202:10545 203:10237 204:4536 205:3485 206:3727 207:3394 208:4024 209:4686 210:4485 211:2429 212:4022 213:3436 214:1145 215:66 216:6496 217:2630 218:1314 219:572 220:2000 221:974 222:839 223:2159 End of report