IPv4 R&E Routing Table Report 21:10 GMT Sat 12 Nov, 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: 913597 Prefixes after maximum aggregation (per Origin AS): 345096 Deaggregation factor: 2.65 Unique aggregates announced (without unneeded subnets): 442117 Number of IPv4 prefixes with a valid ROA: 368987 Number of IPv4 prefixes with an invalid ROA: 2833 Number of IPv4 prefixes with no ROA: 541777 Total ASes present in the Internet Routing Table: 73763 Prefixes per ASN: 12.39 Origin-only ASes present in the Internet Routing Table: 63426 Origin ASes announcing only one prefix: 25979 Transit ASes present in the Internet Routing Table: 10337 Transit-only ASes present in the Internet Routing Table: 419 Paths with bogon ASNs present in the IPv4 Routing Table: 63 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: 1072 Number of instances of unregistered ASNs: 1077 Number of 32-bit ASNs allocated by the RIRs: 40604 Number of 32-bit ASNs visible in the Routing Table: 33640 Prefixes from 32-bit ASNs in the Routing Table: 163380 Number of bogon 32-bit ASNs visible in the Routing Table: 42 Special use prefixes present in the Routing Table: 3 Prefixes being announced from unallocated address space: 508 Number of addresses announced to Internet: 3064049664 Equivalent to 182 /8s, 161 /16s and 176 /24s Percentage of available address space announced: 82.8 Percentage of allocated address space announced: 82.8 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: 309944 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 237694 Total APNIC prefixes after maximum aggregation: 67805 APNIC Deaggregation factor: 3.51 Prefixes being announced from the APNIC address blocks: 232549 Unique aggregates announced from the APNIC address blocks: 96857 APNIC Region origin ASes present in the Internet Routing Table: 13040 APNIC Prefixes per ASN: 17.83 APNIC Region origin ASes announcing only one prefix: 3745 APNIC Region transit ASes present in the Internet Routing Table: 1760 Average APNIC Region AS path length visible: 4.2 Max APNIC Region AS path length visible: 29 Number of APNIC region 32-bit ASNs visible in the Routing Table: 8299 Number of APNIC addresses announced to Internet: 773359616 Equivalent to 46 /8s, 24 /16s and 136 /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: 267102 Total ARIN prefixes after maximum aggregation: 121750 ARIN Deaggregation factor: 2.19 Prefixes being announced from the ARIN address blocks: 268479 Unique aggregates announced from the ARIN address blocks: 129091 ARIN Region origin ASes present in the Internet Routing Table: 19072 ARIN Prefixes per ASN: 14.08 ARIN Region origin ASes announcing only one prefix: 6982 ARIN Region transit ASes present in the Internet Routing Table: 1922 Average ARIN Region AS path length visible: 4.1 Max ARIN Region AS path length visible: 36 Number of ARIN region 32-bit ASNs visible in the Routing Table: 4677 Number of ARIN addresses announced to Internet: 1289888512 Equivalent to 76 /8s, 226 /16s and 35 /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: 262033 Total RIPE prefixes after maximum aggregation: 121005 RIPE Deaggregation factor: 2.17 Prefixes being announced from the RIPE address blocks: 258987 Unique aggregates announced from the RIPE address blocks: 155015 RIPE Region origin ASes present in the Internet Routing Table: 28134 RIPE Prefixes per ASN: 9.21 RIPE Region origin ASes announcing only one prefix: 11974 RIPE Region transit ASes present in the Internet Routing Table: 3892 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: 10867 Number of RIPE addresses announced to Internet: 716380416 Equivalent to 42 /8s, 179 /16s and 25 /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: 116893 Total LACNIC prefixes after maximum aggregation: 28115 LACNIC Deaggregation factor: 4.16 Prefixes being announced from the LACNIC address blocks: 116331 Unique aggregates announced from the LACNIC address blocks: 48716 LACNIC Region origin ASes present in the Internet Routing Table: 10992 LACNIC Prefixes per ASN: 10.58 LACNIC Region origin ASes announcing only one prefix: 2684 LACNIC Region transit ASes present in the Internet Routing Table: 2246 Average LACNIC Region AS path length visible: 5.1 Max LACNIC Region AS path length visible: 32 Number of LACNIC region 32-bit ASNs visible in the Routing Table: 8758 Number of LACNIC addresses announced to Internet: 176028160 Equivalent to 10 /8s, 125 /16s and 250 /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: 28803 Total AfriNIC prefixes after maximum aggregation: 5630 AfriNIC Deaggregation factor: 5.12 Prefixes being announced from the AfriNIC address blocks: 36742 Unique aggregates announced from the AfriNIC address blocks: 12015 AfriNIC Region origin ASes present in the Internet Routing Table: 1709 AfriNIC Prefixes per ASN: 21.50 AfriNIC Region origin ASes announcing only one prefix: 594 AfriNIC Region transit ASes present in the Internet Routing Table: 333 Average AfriNIC Region AS path length visible: 5.1 Max AfriNIC Region AS path length visible: 59 Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1039 Number of AfriNIC addresses announced to Internet: 108076032 Equivalent to 6 /8s, 113 /16s and 28 /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 9127 8883 47 CHINAMOBILE-CN China Mobile Communicati 7545 5942 786 692 TPG-INTERNET-AP TPG Telecom Limited, AU 7552 3611 1330 20 VIETEL-AS-AP Viettel Group, VN 7713 3525 1043 63 TELKOMNET-AS-AP PT Telekomunikasi Indon 45899 3397 1877 66 VNPT-AS-VN VNPT Corp, VN 4538 2981 4192 73 ERX-CERNET-BKB China Education and Rese 9498 2526 499 237 BBIL-AP BHARTI Airtel Ltd., IN 4766 2295 11251 598 KIXS-AS-KR Korea Telecom, KR 24560 2275 849 418 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 7600 10615 2924 AMAZON-02, US 11492 4586 304 543 CABLEONE, US 7155 3898 265 32 VIASAT-SP-BACKBONE, US 22773 3747 3060 337 ASN-CXA-ALL-CCI-22773-RDC, US 16625 3566 1863 2549 AKAMAI-AS, US 6327 3525 1320 63 SHAW, CA 749 3055 50656 2322 DNIC-AS-00749, US 30036 2602 372 270 MEDIACOM-ENTERPRISE-BUSINESS, US 7018 2583 24058 1555 ATT-INTERNET4, US 396982 2562 3481 356 GOOGLE-CLOUD-PLATFORM, 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 6935 1730 144 UNI2-AS, ES 9121 6771 1692 17 TTNET, TR 20940 4114 3400 177 AKAMAI-ASN1, NL 39891 4010 234 47 ALJAWWALSTC-AS, SA 8551 3984 374 38 BEZEQ-INTERNATIONAL-AS Bezeqint Interne 12389 2927 2290 912 ROSTELECOM-AS, RU 9009 2623 252 1351 M247, RO 6849 2374 339 20 UKRTELNET, UA 34984 2241 357 614 TELLCOM-AS, TR 47331 2063 310 1558 TTNET, TR 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 10825 3347 601 Uninet S.A. de C.V., MX 10620 3476 511 837 Telmex Colombia S.A., CO 11830 2300 369 64 Instituto Costarricense de Electricidad 13999 2113 343 548 Mega Cable, S.A. de C.V., MX 28573 1332 2328 260 Claro NXT Telecomunicacoes Ltda, BR 6503 1294 338 522 Axtel, S.A.B. de C.V., MX 3816 1286 726 153 COLOMBIA TELECOMUNICACIONES S.A. ESP, C 11664 1112 182 474 Techtel LMDS Comunicaciones Interactiva 6147 1087 369 22 Telefonica del Peru S.A.A., PE 26615 992 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 1571 393 21 LINKdotNET-AS, EG 24835 1545 521 31 RAYA-AS, EG 36992 1355 1520 270 ETISALAT-MISR, EG 36903 1242 550 99 MT-MPLS, MA 29571 1011 68 37 ORANGE-COTE-IVOIRE, CI 36935 828 520 42 Vodafone-, EG 6713 612 1863 34 IAM-AS, MA 15399 527 53 43 WANANCHI-, KE 37342 494 32 1 MOVITEL, MZ 23889 399 231 13 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 10825 3347 601 Uninet S.A. de C.V., MX 9808 9127 8883 47 CHINAMOBILE-CN China Mobile Communicati 16509 7600 10615 2924 AMAZON-02, US 12479 6935 1730 144 UNI2-AS, ES 9121 6771 1692 17 TTNET, TR 7545 5942 786 692 TPG-INTERNET-AP TPG Telecom Limited, AU 11492 4586 304 543 CABLEONE, US 20940 4114 3400 177 AKAMAI-ASN1, NL 39891 4010 234 47 ALJAWWALSTC-AS, SA 8551 3984 374 38 BEZEQ-INTERNATIONAL-AS Bezeqint Interne 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 9127 9080 CHINAMOBILE-CN China Mobile Communications Grou 12479 6935 6791 UNI2-AS, ES 9121 6771 6754 TTNET, TR 7545 5942 5250 TPG-INTERNET-AP TPG Telecom Limited, AU 16509 7600 4676 AMAZON-02, US 11492 4586 4043 CABLEONE, US 39891 4010 3963 ALJAWWALSTC-AS, SA 8551 3984 3946 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo 20940 4114 3937 AKAMAI-ASN1, NL 7155 3898 3866 VIASAT-SP-BACKBONE, 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 16641 UNALLOCATED 8.10.194.0/24 3356 LEVEL3, US 16641 UNALLOCATED 8.10.210.0/24 3356 LEVEL3, US 25674 UNALLOCATED 8.12.76.0/24 3356 LEVEL3, US 16641 UNALLOCATED 8.12.250.0/24 3356 LEVEL3, US 25674 UNALLOCATED 8.14.115.0/24 3356 LEVEL3, US 12169 UNALLOCATED 8.15.207.0/24 32787 PROLEXIC-TECHNOLOGIES-DDOS-M 25674 UNALLOCATED 8.19.146.0/24 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 100.88.0.0/17 264275 ROLIM NET TECNOLOGIA LTDA, 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 23.136.112.0/24 Origin: 54835 UNASSIGNED 23.136.112.0/24 Transit: 21559 OSNET, PR 23.140.216.0/24 Origin: 27176 DATAWAGON, US 23.140.216.0/24 Transit: 20278 NEXEON, US 23.141.0.0/24 Origin: 395350 UNASSIGNED 23.141.0.0/24 Transit: 11426 TWC-11426-CAROLINAS, US 23.181.240.0/24 Origin: 399613 UNASSIGNED 23.181.240.0/24 Transit: 11992 CENTENNIAL-, PR 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 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 /11:100 /12:299 /13:587 /14:1195 /15:2078 /16:13530 /17:8353 /18:13955 /19:25087 /20:44003 /21:52235 /22:109916 /23:97834 /24:544356 /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 5948 6935 UNI2-AS, ES 9121 5905 6771 TTNET, TR 8151 4775 10825 Uninet S.A. de C.V., MX 11492 3494 4586 CABLEONE, US 8551 3448 3984 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo 6327 3333 3525 SHAW, CA 39891 3193 4010 ALJAWWALSTC-AS, SA 7155 2987 3898 VIASAT-SP-BACKBONE, US 22773 2773 3747 ASN-CXA-ALL-CCI-22773-RDC, US 30036 2258 2602 MEDIACOM-ENTERPRISE-BUSINESS, US Complete listing at https://bgp.nsrc.org/REN/AARNET/data-sXXas-nos Number of /24s announced per /8 block (Global) ---------------------------------------------- 1:1891 2:1032 3:166 4:5 5:4022 6:120 7:5 8:1556 9:1 11:173 12:1618 13:353 14:2373 15:287 16:70 17:364 18:382 20:239 21:4 22:188 23:6021 24:2469 25:6 27:2777 29:19 31:2481 32:90 34:8 35:94 36:1786 37:4524 38:3750 39:774 40:144 41:3912 42:1182 43:2251 44:298 45:16298 46:4149 47:377 49:1709 50:1923 51:244 52:1500 54:397 55:844 56:8 57:82 58:1815 59:1170 60:1009 61:2409 62:2574 63:1955 64:5638 65:2322 66:4840 67:3025 68:1380 69:4155 70:1297 71:685 72:3000 74:2648 75:1476 76:600 77:2246 78:3948 79:3152 80:2039 81:1806 82:1493 83:1211 84:1472 85:3730 86:727 87:1923 88:2817 89:3452 90:552 91:7587 92:2045 93:2557 94:3542 95:4825 96:1337 97:348 98:1173 99:740 100:69 101:1075 102:2446 103:30413 104:4544 105:479 106:888 107:2541 108:921 109:4342 110:2014 111:3268 112:2051 113:1522 114:1595 115:2081 116:1847 117:2486 118:2328 119:1860 120:1676 121:1100 122:2588 123:2150 124:1502 125:2169 128:1273 129:975 130:980 131:2042 132:847 133:378 134:1921 135:291 136:887 137:1053 138:2547 139:1522 140:1111 141:1489 142:1412 143:1401 144:1191 145:351 146:1886 147:1540 148:2260 149:1828 150:873 151:1144 152:1959 153:534 154:3819 155:1430 156:1624 157:1299 158:1040 159:2214 160:2595 161:1394 162:3507 163:1449 164:1688 165:1642 166:834 167:1725 168:3831 169:908 170:4540 171:850 172:3491 173:3109 174:1035 175:1157 176:3623 177:4773 178:3527 179:2134 180:2400 181:3347 182:3202 183:1936 184:2351 185:19904 186:4535 187:3953 188:4019 189:3427 190:9037 191:1419 192:11011 193:8757 194:7195 195:5117 196:2960 197:2481 198:6004 199:6069 200:7613 201:5837 202:10528 203:10270 204:4597 205:3492 206:3865 207:3395 208:4097 209:4805 210:4360 211:2392 212:4039 213:3534 214:1086 215:53 216:6533 217:2618 218:1310 219:481 220:2052 221:928 222:784 223:1989 End of report