IPv4 R&E Routing Table Report 21:10 GMT Thu 20 Oct, 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: 903885 Prefixes after maximum aggregation (per Origin AS): 342565 Deaggregation factor: 2.64 Unique aggregates announced (without unneeded subnets): 440216 Number of IPv4 prefixes with a valid ROA: 357469 Number of IPv4 prefixes with an invalid ROA: 2960 Number of IPv4 prefixes with no ROA: 543456 Total ASes present in the Internet Routing Table: 73768 Prefixes per ASN: 12.25 Origin-only ASes present in the Internet Routing Table: 63390 Origin ASes announcing only one prefix: 26008 Transit ASes present in the Internet Routing Table: 10378 Transit-only ASes present in the Internet Routing Table: 407 Paths with bogon ASNs present in the IPv4 Routing Table: 68 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: 1096 Number of instances of unregistered ASNs: 1103 Number of 32-bit ASNs allocated by the RIRs: 40435 Number of 32-bit ASNs visible in the Routing Table: 33550 Prefixes from 32-bit ASNs in the Routing Table: 162152 Number of bogon 32-bit ASNs visible in the Routing Table: 51 Special use prefixes present in the Routing Table: 3 Prefixes being announced from unallocated address space: 528 Number of addresses announced to Internet: 3064108544 Equivalent to 182 /8s, 162 /16s and 150 /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: 302317 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 237104 Total APNIC prefixes after maximum aggregation: 67564 APNIC Deaggregation factor: 3.51 Prefixes being announced from the APNIC address blocks: 232150 Unique aggregates announced from the APNIC address blocks: 96670 APNIC Region origin ASes present in the Internet Routing Table: 13022 APNIC Prefixes per ASN: 17.83 APNIC Region origin ASes announcing only one prefix: 3737 APNIC Region transit ASes present in the Internet Routing Table: 1773 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: 8272 Number of APNIC addresses announced to Internet: 773356288 Equivalent to 46 /8s, 24 /16s and 123 /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: 266598 Total ARIN prefixes after maximum aggregation: 121490 ARIN Deaggregation factor: 2.19 Prefixes being announced from the ARIN address blocks: 267759 Unique aggregates announced from the ARIN address blocks: 128657 ARIN Region origin ASes present in the Internet Routing Table: 19059 ARIN Prefixes per ASN: 14.05 ARIN Region origin ASes announcing only one prefix: 6960 ARIN Region transit ASes present in the Internet Routing Table: 1921 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: 4649 Number of ARIN addresses announced to Internet: 1290025984 Equivalent to 76 /8s, 228 /16s and 60 /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: 253626 Total RIPE prefixes after maximum aggregation: 119135 RIPE Deaggregation factor: 2.13 Prefixes being announced from the RIPE address blocks: 250564 Unique aggregates announced from the RIPE address blocks: 154172 RIPE Region origin ASes present in the Internet Routing Table: 28181 RIPE Prefixes per ASN: 8.89 RIPE Region origin ASes announcing only one prefix: 12018 RIPE Region transit ASes present in the Internet Routing Table: 3928 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: 10856 Number of RIPE addresses announced to Internet: 716446976 Equivalent to 42 /8s, 180 /16s and 29 /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: 116689 Total LACNIC prefixes after maximum aggregation: 27965 LACNIC Deaggregation factor: 4.17 Prefixes being announced from the LACNIC address blocks: 116238 Unique aggregates announced from the LACNIC address blocks: 48360 LACNIC Region origin ASes present in the Internet Routing Table: 10986 LACNIC Prefixes per ASN: 10.58 LACNIC Region origin ASes announcing only one prefix: 2692 LACNIC Region transit ASes present in the Internet Routing Table: 2252 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: 8748 Number of LACNIC addresses announced to Internet: 176009728 Equivalent to 10 /8s, 125 /16s and 178 /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: 28772 Total AfriNIC prefixes after maximum aggregation: 5604 AfriNIC Deaggregation factor: 5.13 Prefixes being announced from the AfriNIC address blocks: 36645 Unique aggregates announced from the AfriNIC address blocks: 11931 AfriNIC Region origin ASes present in the Internet Routing Table: 1701 AfriNIC Prefixes per ASN: 21.54 AfriNIC Region origin ASes announcing only one prefix: 601 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: 59 Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1025 Number of AfriNIC addresses announced to Internet: 107936256 Equivalent to 6 /8s, 110 /16s and 250 /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 9065 8883 47 CHINAMOBILE-CN China Mobile Communicati 7545 5925 786 690 TPG-INTERNET-AP TPG Telecom Limited, AU 7552 3594 1330 20 VIETEL-AS-AP Viettel Group, VN 7713 3517 1042 61 TELKOMNET-AS-AP PT Telekomunikasi Indon 45899 3386 1877 66 VNPT-AS-VN VNPT Corp, VN 4538 2824 4192 74 ERX-CERNET-BKB China Education and Rese 9498 2476 499 237 BBIL-AP BHARTI Airtel Ltd., IN 4766 2292 11251 595 KIXS-AS-KR Korea Telecom, KR 24560 2241 851 415 AIRTELBROADBAND-AS-AP Bharti Airtel Ltd 45090 2179 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 7385 10578 2910 AMAZON-02, US 11492 4612 305 509 CABLEONE, US 7155 3899 265 32 VIASAT-SP-BACKBONE, US 22773 3757 3061 340 ASN-CXA-ALL-CCI-22773-RDC, US 16625 3545 1851 2545 AKAMAI-AS, US 6327 3502 1320 63 SHAW, CA 749 3027 50696 2294 DNIC-AS-00749, US 7018 2646 24157 1597 ATT-INTERNET4, US 30036 2600 367 258 MEDIACOM-ENTERPRISE-BUSINESS, US 396982 2553 3479 346 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 6907 1730 144 UNI2-AS, ES 20940 4108 3400 177 AKAMAI-ASN1, NL 39891 4010 234 47 ALJAWWALSTC-AS, SA 8551 3983 374 38 BEZEQ-INTERNATIONAL-AS Bezeqint Interne 12389 2918 2290 912 ROSTELECOM-AS, RU 9009 2617 252 1344 M247, RO 6849 2477 339 20 UKRTELNET, UA 34984 2243 357 616 TELLCOM-AS, TR 58224 1697 912 634 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 10849 3338 599 Uninet S.A. de C.V., MX 10620 3471 510 838 Telmex Colombia S.A., CO 11830 2301 369 64 Instituto Costarricense de Electricidad 13999 2072 338 539 Mega Cable, S.A. de C.V., MX 28573 1349 2329 259 Claro NXT Telecomunicacoes Ltda, BR 6503 1295 338 521 Axtel, S.A.B. de C.V., MX 3816 1285 722 152 COLOMBIA TELECOMUNICACIONES S.A. ESP, C 6147 1089 369 22 Telefonica del Peru S.A.A., PE 11664 1089 181 466 Techtel LMDS Comunicaciones Interactiva 26615 986 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 1574 393 21 LINKdotNET-AS, EG 24835 1518 521 31 RAYA-AS, EG 36992 1350 1519 270 ETISALAT-MISR, EG 36903 1259 550 98 MT-MPLS, MA 29571 1014 68 32 ORANGE-COTE-IVOIRE, CI 36935 815 520 42 Vodafone-, EG 6713 612 1863 34 IAM-AS, MA 15399 498 51 33 WANANCHI-, KE 37342 494 32 1 MOVITEL, MZ 23889 400 231 14 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 10849 3338 599 Uninet S.A. de C.V., MX 9808 9065 8883 47 CHINAMOBILE-CN China Mobile Communicati 16509 7385 10578 2910 AMAZON-02, US 12479 6907 1730 144 UNI2-AS, ES 7545 5925 786 690 TPG-INTERNET-AP TPG Telecom Limited, AU 11492 4612 305 509 CABLEONE, US 20940 4108 3400 177 AKAMAI-ASN1, NL 39891 4010 234 47 ALJAWWALSTC-AS, SA 8551 3983 374 38 BEZEQ-INTERNATIONAL-AS Bezeqint Interne 7155 3899 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 9065 9018 CHINAMOBILE-CN China Mobile Communications Grou 12479 6907 6763 UNI2-AS, ES 7545 5925 5235 TPG-INTERNET-AP TPG Telecom Limited, AU 16509 7385 4475 AMAZON-02, US 11492 4612 4103 CABLEONE, US 39891 4010 3963 ALJAWWALSTC-AS, SA 8551 3983 3945 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo 20940 4108 3931 AKAMAI-ASN1, NL 7155 3899 3867 VIASAT-SP-BACKBONE, US 7552 3594 3574 VIETEL-AS-AP Viettel Group, VN 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 23.141.0.0/24 Origin: 395350 UNASSIGNED 23.141.0.0/24 Transit: 11426 TWC-11426-CAROLINAS, US 23.158.240.0/24 Origin: 13465 UNASSIGNED 23.158.240.0/24 Transit: 33185 HIVE-DATA-CENTER, CA 23.181.240.0/24 Origin: 399613 UNASSIGNED 23.181.240.0/24 Transit: 11992 CENTENNIAL-, PR 24.48.128.0/19 Origin: 29866 OPTICALTEL, US 24.48.128.0/19 Transit: 2914 NTT-LTD-2914, 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 /12:298 /13:589 /14:1197 /15:2078 /16:13514 /17:8366 /18:13942 /19:25089 /20:43951 /21:51364 /22:108840 /23:96632 /24:537856 /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 5916 6907 UNI2-AS, ES 8151 4775 10849 Uninet S.A. de C.V., MX 11492 3518 4612 CABLEONE, US 8551 3447 3983 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo 6327 3310 3502 SHAW, CA 39891 3193 4010 ALJAWWALSTC-AS, SA 7155 2988 3899 VIASAT-SP-BACKBONE, US 22773 2781 3757 ASN-CXA-ALL-CCI-22773-RDC, US 6849 2340 2477 UKRTELNET, UA 30036 2260 2600 MEDIACOM-ENTERPRISE-BUSINESS, US Complete listing at https://bgp.nsrc.org/REN/AARNET/data-sXXas-nos Number of /24s announced per /8 block (Global) ---------------------------------------------- 1:1893 2:1033 3:166 4:5 5:3946 6:116 7:6 8:1565 9:1 11:173 12:1622 13:347 14:2369 15:275 16:69 17:361 18:338 20:241 21:4 22:188 23:5972 24:2470 25:6 27:2786 29:19 31:2458 32:91 34:7 35:90 36:1864 37:4475 38:3652 39:754 40:159 41:3967 42:1180 43:2291 44:296 45:16241 46:4220 47:375 49:1706 50:1929 51:228 52:1500 54:394 55:837 56:8 57:84 58:1813 59:1171 60:996 61:2369 62:2543 63:1967 64:5639 65:2319 66:4853 67:2984 68:1377 69:4163 70:1303 71:684 72:2984 74:2653 75:1476 76:599 77:2250 78:1834 79:3155 80:2056 81:1680 82:1526 83:1221 84:1424 85:2964 86:736 87:1910 88:1176 89:3440 90:544 91:7595 92:2082 93:2551 94:3528 95:3858 96:1346 97:348 98:1169 99:739 100:68 101:1064 102:2355 103:30422 104:4541 105:477 106:888 107:2543 108:899 109:4341 110:2013 111:3269 112:2053 113:1513 114:1535 115:2100 116:1864 117:2488 118:2328 119:1867 120:1704 121:1091 122:2551 123:2141 124:1499 125:2171 128:1261 129:975 130:975 131:2018 132:833 133:379 134:1910 135:289 136:866 137:1033 138:2553 139:1530 140:1142 141:1475 142:1399 143:1419 144:1203 145:349 146:1883 147:1544 148:2250 149:1830 150:880 151:1119 152:1951 153:547 154:3769 155:1425 156:1646 157:1303 158:1046 159:2186 160:2577 161:1378 162:3502 163:1451 164:1685 165:1652 166:809 167:1734 168:3821 169:895 170:4547 171:849 172:3455 173:3099 174:1035 175:1152 176:3582 177:4755 178:3553 179:2103 180:2386 181:3302 182:3207 183:1939 184:2354 185:19842 186:4583 187:3999 188:4035 189:3476 190:9005 191:1453 192:10983 193:8743 194:7155 195:5075 196:2988 197:2464 198:5996 199:6059 200:7619 201:5847 202:10513 203:10254 204:4561 205:3493 206:3882 207:3444 208:4098 209:4794 210:4350 211:2380 212:4023 213:3567 214:1099 215:53 216:6488 217:2618 218:1314 219:479 220:2047 221:926 222:773 223:1981 End of report