IPv4 R&E Routing Table Report 21:10 GMT Fri 16 Dec, 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: 915572 Prefixes after maximum aggregation (per Origin AS): 346523 Deaggregation factor: 2.64 Unique aggregates announced (without unneeded subnets): 443428 Number of IPv4 prefixes with a valid ROA: 373840 Number of IPv4 prefixes with an invalid ROA: 2793 Number of IPv4 prefixes with no ROA: 538939 Total ASes present in the Internet Routing Table: 73873 Prefixes per ASN: 12.39 Origin-only ASes present in the Internet Routing Table: 63487 Origin ASes announcing only one prefix: 26024 Transit ASes present in the Internet Routing Table: 10386 Transit-only ASes present in the Internet Routing Table: 427 Paths with bogon ASNs present in the IPv4 Routing Table: 57 Average AS path length visible in the Internet Routing Table: 4.4 Max AS path length visible: 66 Max AS path prepend of ASN ( 37447) 64 Prefixes from unregistered ASNs in the Routing Table: 1034 Number of instances of unregistered ASNs: 1036 Number of 32-bit ASNs allocated by the RIRs: 40913 Number of 32-bit ASNs visible in the Routing Table: 33848 Prefixes from 32-bit ASNs in the Routing Table: 165390 Number of bogon 32-bit ASNs visible in the Routing Table: 36 Special use prefixes present in the Routing Table: 4 Prefixes being announced from unallocated address space: 487 Number of addresses announced to Internet: 3061311232 Equivalent to 182 /8s, 119 /16s and 231 /24s Percentage of available address space announced: 82.7 Percentage of allocated address space announced: 82.7 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: 310719 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 237699 Total APNIC prefixes after maximum aggregation: 68100 APNIC Deaggregation factor: 3.49 Prefixes being announced from the APNIC address blocks: 232632 Unique aggregates announced from the APNIC address blocks: 97260 APNIC Region origin ASes present in the Internet Routing Table: 13146 APNIC Prefixes per ASN: 17.70 APNIC Region origin ASes announcing only one prefix: 3829 APNIC Region transit ASes present in the Internet Routing Table: 1774 Average APNIC Region AS path length visible: 4.2 Max APNIC Region AS path length visible: 25 Number of APNIC region 32-bit ASNs visible in the Routing Table: 8419 Number of APNIC addresses announced to Internet: 773355520 Equivalent to 46 /8s, 24 /16s and 120 /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: 267610 Total ARIN prefixes after maximum aggregation: 121957 ARIN Deaggregation factor: 2.19 Prefixes being announced from the ARIN address blocks: 269155 Unique aggregates announced from the ARIN address blocks: 129465 ARIN Region origin ASes present in the Internet Routing Table: 19055 ARIN Prefixes per ASN: 14.13 ARIN Region origin ASes announcing only one prefix: 6971 ARIN Region transit ASes present in the Internet Routing Table: 1927 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: 4700 Number of ARIN addresses announced to Internet: 1288121600 Equivalent to 76 /8s, 199 /16s and 45 /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: 263036 Total RIPE prefixes after maximum aggregation: 121725 RIPE Deaggregation factor: 2.16 Prefixes being announced from the RIPE address blocks: 259914 Unique aggregates announced from the RIPE address blocks: 155468 RIPE Region origin ASes present in the Internet Routing Table: 28130 RIPE Prefixes per ASN: 9.24 RIPE Region origin ASes announcing only one prefix: 11967 RIPE Region transit ASes present in the Internet Routing Table: 3906 Average RIPE Region AS path length visible: 4.5 Max RIPE Region AS path length visible: 34 Number of RIPE region 32-bit ASNs visible in the Routing Table: 10912 Number of RIPE addresses announced to Internet: 715378944 Equivalent to 42 /8s, 163 /16s and 209 /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: 117491 Total LACNIC prefixes after maximum aggregation: 28295 LACNIC Deaggregation factor: 4.15 Prefixes being announced from the LACNIC address blocks: 116800 Unique aggregates announced from the LACNIC address blocks: 48825 LACNIC Region origin ASes present in the Internet Routing Table: 11005 LACNIC Prefixes per ASN: 10.61 LACNIC Region origin ASes announcing only one prefix: 2662 LACNIC Region transit ASes present in the Internet Routing Table: 2261 Average LACNIC Region AS path length visible: 5.2 Max LACNIC Region AS path length visible: 29 Number of LACNIC region 32-bit ASNs visible in the Routing Table: 8767 Number of LACNIC addresses announced to Internet: 176019968 Equivalent to 10 /8s, 125 /16s and 218 /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: 28702 Total AfriNIC prefixes after maximum aggregation: 5659 AfriNIC Deaggregation factor: 5.07 Prefixes being announced from the AfriNIC address blocks: 36583 Unique aggregates announced from the AfriNIC address blocks: 12017 AfriNIC Region origin ASes present in the Internet Routing Table: 1710 AfriNIC Prefixes per ASN: 21.39 AfriNIC Region origin ASes announcing only one prefix: 595 AfriNIC Region transit ASes present in the Internet Routing Table: 328 Average AfriNIC Region AS path length visible: 5.0 Max AfriNIC Region AS path length visible: 66 Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1050 Number of AfriNIC addresses announced to Internet: 108115712 Equivalent to 6 /8s, 113 /16s and 183 /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 9159 8883 47 CHINAMOBILE-CN China Mobile Communicati 7545 5934 786 692 TPG-INTERNET-AP TPG Telecom Limited, AU 7552 3625 1331 21 VIETEL-AS-AP Viettel Group, VN 7713 3520 1043 63 TELKOMNET-AS-AP PT Telekomunikasi Indon 45899 3356 1867 87 VNPT-AS-VN VNPT Corp, VN 9498 2680 499 237 BBIL-AP BHARTI Airtel Ltd., IN 4538 2451 4192 73 ERX-CERNET-BKB China Education and Rese 24560 2320 849 425 AIRTELBROADBAND-AS-AP Bharti Airtel Ltd 4766 2285 11250 590 KIXS-AS-KR Korea Telecom, KR 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 7746 10638 2913 AMAZON-02, US 11492 4548 301 567 CABLEONE, US 7155 3894 265 33 VIASAT-SP-BACKBONE, US 22773 3702 3066 330 ASN-CXA-ALL-CCI-22773-RDC, US 6327 3520 1320 63 SHAW, CA 16625 3499 1823 2522 AKAMAI-AS, US 749 3026 50577 2293 DNIC-AS-00749, US 7018 2609 24143 1577 ATT-INTERNET4, US 396982 2571 3484 366 GOOGLE-CLOUD-PLATFORM, US 30036 2562 368 383 MEDIACOM-ENTERPRISE-BUSINESS, 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 6939 1706 146 UNI2-AS, ES 9121 6285 1692 17 TTNET, TR 39891 4487 264 56 ALJAWWALSTC-AS, SA 20940 4078 3400 179 AKAMAI-ASN1, NL 8551 3699 374 38 BEZEQ-INTERNATIONAL-AS Bezeqint Interne 12389 2917 2290 906 ROSTELECOM-AS, RU 9009 2652 252 1361 M247, RO 47331 2582 374 1954 TTNET, TR 34984 2254 358 610 TELLCOM-AS, TR 6849 2218 339 20 UKRTELNET, 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 10901 3340 591 Uninet S.A. de C.V., MX 10620 3466 507 852 Telmex Colombia S.A., CO 11830 2261 369 64 Instituto Costarricense de Electricidad 13999 2175 356 576 Mega Cable, S.A. de C.V., MX 28573 1339 2327 257 Claro NXT Telecomunicacoes Ltda, BR 6503 1295 339 523 Axtel, S.A.B. de C.V., MX 3816 1291 740 156 COLOMBIA TELECOMUNICACIONES S.A. ESP, C 6147 1153 370 22 Telefonica del Peru S.A.A., PE 11664 1136 184 465 Techtel LMDS Comunicaciones Interactiva 26615 991 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 24835 1550 537 31 RAYA-AS, EG 24863 1537 393 21 LINKdotNET-AS, EG 36992 1362 1520 269 ETISALAT-MISR, EG 36903 1242 550 99 MT-MPLS, MA 29571 1013 67 40 ORANGE-COTE-IVOIRE, CI 36935 883 520 42 Vodafone-, EG 6713 612 1863 34 IAM-AS, MA 15399 527 53 45 WANANCHI-, KE 37342 436 32 1 MOVITEL, MZ 2018 368 319 67 TENET-1, ZA 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 10901 3340 591 Uninet S.A. de C.V., MX 9808 9159 8883 47 CHINAMOBILE-CN China Mobile Communicati 16509 7746 10638 2913 AMAZON-02, US 12479 6939 1706 146 UNI2-AS, ES 9121 6285 1692 17 TTNET, TR 7545 5934 786 692 TPG-INTERNET-AP TPG Telecom Limited, AU 11492 4548 301 567 CABLEONE, US 39891 4487 264 56 ALJAWWALSTC-AS, SA 20940 4078 3400 179 AKAMAI-ASN1, NL 7155 3894 265 33 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 9159 9112 CHINAMOBILE-CN China Mobile Communications Grou 12479 6939 6793 UNI2-AS, ES 9121 6285 6268 TTNET, TR 7545 5934 5242 TPG-INTERNET-AP TPG Telecom Limited, AU 16509 7746 4833 AMAZON-02, US 39891 4487 4431 ALJAWWALSTC-AS, SA 11492 4548 3981 CABLEONE, US 20940 4078 3899 AKAMAI-ASN1, NL 7155 3894 3861 VIASAT-SP-BACKBONE, US 8551 3699 3661 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo 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 100.96.100.0/24 57681 ASN-MGTS-USPD2, RU 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 23.131.185.0/24 Origin: 174 COGENT-174, US 23.131.185.0/24 Transit: 6461 ZAYO-6461, US 23.131.186.0/24 Origin: 174 COGENT-174, US 23.131.186.0/24 Transit: 6461 ZAYO-6461, US 23.131.187.0/24 Origin: 174 COGENT-174, US 23.131.187.0/24 Transit: 6461 ZAYO-6461, US 23.131.188.0/24 Origin: 46450 PILOT, US 23.131.188.0/24 Transit: 2914 NTT-LTD-2914, US 23.131.190.0/24 Origin: 7018 ATT-INTERNET4, US 23.131.190.0/24 Transit: 6461 ZAYO-6461, US 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 /14:1196 /15:2077 /16:13497 /17:8321 /18:13880 /19:25065 /20:43699 /21:52250 /22:110021 /23:97974 /24:546537 /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 5982 6939 UNI2-AS, ES 9121 5431 6285 TTNET, TR 8151 4890 10901 Uninet S.A. de C.V., MX 39891 3542 4487 ALJAWWALSTC-AS, SA 11492 3455 4548 CABLEONE, US 6327 3328 3520 SHAW, CA 8551 3164 3699 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo 7155 2983 3894 VIASAT-SP-BACKBONE, US 22773 2727 3702 ASN-CXA-ALL-CCI-22773-RDC, US 47331 2246 2582 TTNET, TR Complete listing at https://bgp.nsrc.org/REN/AARNET/data-sXXas-nos Number of /24s announced per /8 block (Global) ---------------------------------------------- 1:1644 2:1228 3:168 4:5 5:4067 6:110 7:5 8:1551 9:1 11:172 12:1610 13:372 14:2361 15:287 16:76 17:372 18:405 20:243 21:4 22:188 23:6024 24:2478 25:4 27:2776 29:19 31:2487 32:107 34:8 35:96 36:1816 37:4581 38:3929 39:820 40:144 41:3925 42:1082 43:2316 44:307 45:16451 46:4179 47:381 49:1705 50:1935 51:374 52:1525 54:396 55:824 56:8 57:84 58:1783 59:1165 60:1010 61:2422 62:2604 63:1948 64:5657 65:2327 66:4924 67:3026 68:1362 69:4141 70:1257 71:671 72:2996 74:2610 75:1463 76:598 77:2332 78:3944 79:2943 80:2054 81:1827 82:1491 83:1237 84:1517 85:3779 86:739 87:1924 88:2831 89:3482 90:580 91:7605 92:1979 93:2560 94:3516 95:4835 96:1316 97:344 98:1172 99:740 100:77 101:1060 102:2524 103:30696 104:4602 105:484 106:827 107:2543 108:919 109:4313 110:2051 111:3259 112:2027 113:1515 114:1598 115:2094 116:1848 117:2478 118:2291 119:1913 120:1689 121:1072 122:2578 123:2169 124:1523 125:2306 128:1305 129:977 130:972 131:2016 132:849 133:400 134:1902 135:295 136:887 137:1059 138:2599 139:1515 140:1030 141:1482 142:1420 143:1448 144:1190 145:352 146:1903 147:1519 148:2287 149:1880 150:866 151:1149 152:1963 153:537 154:3784 155:1417 156:1629 157:1295 158:1044 159:2243 160:2580 161:1439 162:3547 163:1489 164:1691 165:1646 166:830 167:1754 168:3871 169:926 170:4575 171:874 172:3540 173:3058 174:1026 175:1152 176:3631 177:4768 178:3536 179:2141 180:2418 181:3363 182:3227 183:1934 184:2364 185:20001 186:4654 187:3914 188:4057 189:3454 190:9044 191:1458 192:11018 193:8810 194:7190 195:5111 196:2983 197:2335 198:6002 199:6106 200:7738 201:5845 202:10523 203:10249 204:4611 205:3519 206:3836 207:3400 208:4116 209:4838 210:4362 211:2433 212:4041 213:3564 214:1110 215:55 216:6615 217:2645 218:1285 219:475 220:2036 221:957 222:742 223:1994 End of report