IPv4 R&E Routing Table Report 21:10 GMT Fri 14 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: 903317 Prefixes after maximum aggregation (per Origin AS): 342281 Deaggregation factor: 2.64 Unique aggregates announced (without unneeded subnets): 440166 Number of IPv4 prefixes with a valid ROA: 355772 Number of IPv4 prefixes with an invalid ROA: 3201 Number of IPv4 prefixes with no ROA: 544344 Total ASes present in the Internet Routing Table: 73719 Prefixes per ASN: 12.25 Origin-only ASes present in the Internet Routing Table: 63347 Origin ASes announcing only one prefix: 25987 Transit ASes present in the Internet Routing Table: 10372 Transit-only ASes present in the Internet Routing Table: 405 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: 1132 Number of instances of unregistered ASNs: 1139 Number of 32-bit ASNs allocated by the RIRs: 40375 Number of 32-bit ASNs visible in the Routing Table: 33499 Prefixes from 32-bit ASNs in the Routing Table: 161768 Number of bogon 32-bit ASNs visible in the Routing Table: 50 Special use prefixes present in the Routing Table: 3 Prefixes being announced from unallocated address space: 560 Number of addresses announced to Internet: 3063896064 Equivalent to 182 /8s, 159 /16s and 88 /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: 301909 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 237065 Total APNIC prefixes after maximum aggregation: 67566 APNIC Deaggregation factor: 3.51 Prefixes being announced from the APNIC address blocks: 231926 Unique aggregates announced from the APNIC address blocks: 96605 APNIC Region origin ASes present in the Internet Routing Table: 13011 APNIC Prefixes per ASN: 17.83 APNIC Region origin ASes announcing only one prefix: 3740 APNIC Region transit ASes present in the Internet Routing Table: 1771 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: 8262 Number of APNIC addresses announced to Internet: 773491200 Equivalent to 46 /8s, 26 /16s and 138 /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: 266416 Total ARIN prefixes after maximum aggregation: 121399 ARIN Deaggregation factor: 2.19 Prefixes being announced from the ARIN address blocks: 267522 Unique aggregates announced from the ARIN address blocks: 128603 ARIN Region origin ASes present in the Internet Routing Table: 19036 ARIN Prefixes per ASN: 14.05 ARIN Region origin ASes announcing only one prefix: 6942 ARIN Region transit ASes present in the Internet Routing Table: 1919 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: 4634 Number of ARIN addresses announced to Internet: 1289641984 Equivalent to 76 /8s, 222 /16s and 96 /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: 253401 Total RIPE prefixes after maximum aggregation: 118871 RIPE Deaggregation factor: 2.13 Prefixes being announced from the RIPE address blocks: 250420 Unique aggregates announced from the RIPE address blocks: 154104 RIPE Region origin ASes present in the Internet Routing Table: 28167 RIPE Prefixes per ASN: 8.89 RIPE Region origin ASes announcing only one prefix: 12003 RIPE Region transit ASes present in the Internet Routing Table: 3923 Average RIPE Region AS path length visible: 4.5 Max RIPE Region AS path length visible: 35 Number of RIPE region 32-bit ASNs visible in the Routing Table: 10837 Number of RIPE addresses announced to Internet: 716508928 Equivalent to 42 /8s, 181 /16s and 15 /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: 116602 Total LACNIC prefixes after maximum aggregation: 28025 LACNIC Deaggregation factor: 4.16 Prefixes being announced from the LACNIC address blocks: 116197 Unique aggregates announced from the LACNIC address blocks: 48339 LACNIC Region origin ASes present in the Internet Routing Table: 10978 LACNIC Prefixes per ASN: 10.58 LACNIC Region origin ASes announcing only one prefix: 2701 LACNIC Region transit ASes present in the Internet Routing Table: 2256 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: 8740 Number of LACNIC addresses announced to Internet: 175998720 Equivalent to 10 /8s, 125 /16s and 135 /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: 28701 Total AfriNIC prefixes after maximum aggregation: 5585 AfriNIC Deaggregation factor: 5.14 Prefixes being announced from the AfriNIC address blocks: 36691 Unique aggregates announced from the AfriNIC address blocks: 12058 AfriNIC Region origin ASes present in the Internet Routing Table: 1697 AfriNIC Prefixes per ASN: 21.62 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: 1026 Number of AfriNIC addresses announced to Internet: 107913728 Equivalent to 6 /8s, 110 /16s and 162 /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 5924 786 690 TPG-INTERNET-AP TPG Telecom Limited, AU 7552 3592 1330 20 VIETEL-AS-AP Viettel Group, VN 7713 3522 1042 61 TELKOMNET-AS-AP PT Telekomunikasi Indon 45899 3385 1877 66 VNPT-AS-VN VNPT Corp, VN 4538 2824 4192 74 ERX-CERNET-BKB China Education and Rese 9498 2467 499 237 BBIL-AP BHARTI Airtel Ltd., IN 4766 2289 11251 596 KIXS-AS-KR Korea Telecom, KR 24560 2237 852 412 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 7335 10577 2892 AMAZON-02, US 11492 4603 305 518 CABLEONE, US 7155 3898 265 32 VIASAT-SP-BACKBONE, US 22773 3776 3066 351 ASN-CXA-ALL-CCI-22773-RDC, US 16625 3528 1835 2540 AKAMAI-AS, US 6327 3493 1319 64 SHAW, CA 749 3028 50696 2295 DNIC-AS-00749, US 30036 2601 368 251 MEDIACOM-ENTERPRISE-BUSINESS, US 7018 2574 24151 1578 ATT-INTERNET4, US 396982 2552 3479 345 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 6886 1730 144 UNI2-AS, ES 20940 4110 3400 178 AKAMAI-ASN1, NL 39891 4010 234 47 ALJAWWALSTC-AS, SA 8551 3990 374 39 BEZEQ-INTERNATIONAL-AS Bezeqint Interne 12389 2919 2290 912 ROSTELECOM-AS, RU 9009 2618 252 1345 M247, RO 6849 2488 339 20 UKRTELNET, UA 34984 2243 357 616 TELLCOM-AS, TR 58224 1756 920 589 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 10890 3339 596 Uninet S.A. de C.V., MX 10620 3470 510 844 Telmex Colombia S.A., CO 11830 2301 369 64 Instituto Costarricense de Electricidad 13999 2057 335 531 Mega Cable, S.A. de C.V., MX 28573 1351 2328 265 Claro NXT Telecomunicacoes Ltda, BR 6503 1295 338 521 Axtel, S.A.B. de C.V., MX 3816 1280 718 167 COLOMBIA TELECOMUNICACIONES S.A. ESP, C 6147 1084 369 22 Telefonica del Peru S.A.A., PE 11664 1081 181 461 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 1569 393 21 LINKdotNET-AS, EG 24835 1518 521 31 RAYA-AS, EG 36992 1349 1519 270 ETISALAT-MISR, EG 36903 1260 550 99 MT-MPLS, MA 29571 1015 68 32 ORANGE-COTE-IVOIRE, CI 36935 815 520 42 Vodafone-, EG 6713 613 1863 34 IAM-AS, MA 15399 498 51 33 WANANCHI-, KE 37342 488 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 10890 3339 596 Uninet S.A. de C.V., MX 9808 9065 8883 47 CHINAMOBILE-CN China Mobile Communicati 16509 7335 10577 2892 AMAZON-02, US 12479 6886 1730 144 UNI2-AS, ES 7545 5924 786 690 TPG-INTERNET-AP TPG Telecom Limited, AU 11492 4603 305 518 CABLEONE, US 20940 4110 3400 178 AKAMAI-ASN1, NL 39891 4010 234 47 ALJAWWALSTC-AS, SA 8551 3990 374 39 BEZEQ-INTERNATIONAL-AS Bezeqint Interne 7155 3898 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 6886 6742 UNI2-AS, ES 7545 5924 5234 TPG-INTERNET-AP TPG Telecom Limited, AU 16509 7335 4443 AMAZON-02, US 11492 4603 4085 CABLEONE, US 39891 4010 3963 ALJAWWALSTC-AS, SA 8551 3990 3951 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo 20940 4110 3932 AKAMAI-ASN1, NL 7155 3898 3866 VIASAT-SP-BACKBONE, US 7552 3592 3572 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 23.133.252.0/24 Origin: 54681 ROSETEL, US 23.133.252.0/24 Transit: 50058 August Internet, GB 23.133.253.0/24 Origin: 54681 ROSETEL, US 23.133.253.0/24 Transit: 50058 August Internet, GB 23.133.254.0/24 Origin: 54681 ROSETEL, US 23.133.254.0/24 Transit: 50058 August Internet, GB 23.133.255.0/24 Origin: 54681 ROSETEL, US 23.133.255.0/24 Transit: 50058 August Internet, GB 23.136.112.0/24 Origin: 54835 UNASSIGNED 23.136.112.0/24 Transit: 21559 OSNET, PR 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 /15:2077 /16:13523 /17:8372 /18:13934 /19:25068 /20:43934 /21:51419 /22:108770 /23:96572 /24:537395 /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 5896 6886 UNI2-AS, ES 8151 4776 10890 Uninet S.A. de C.V., MX 11492 3510 4603 CABLEONE, US 8551 3454 3990 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo 6327 3302 3493 SHAW, CA 39891 3193 4010 ALJAWWALSTC-AS, SA 7155 2987 3898 VIASAT-SP-BACKBONE, US 22773 2787 3776 ASN-CXA-ALL-CCI-22773-RDC, US 6849 2345 2488 UKRTELNET, UA 30036 2259 2601 MEDIACOM-ENTERPRISE-BUSINESS, US Complete listing at https://bgp.nsrc.org/REN/AARNET/data-sXXas-nos Number of /24s announced per /8 block (Global) ---------------------------------------------- 1:1895 2:1033 3:166 4:5 5:3940 6:116 7:6 8:1564 9:1 11:173 12:1623 13:339 14:2369 15:270 16:69 17:362 18:336 20:241 21:4 22:188 23:5967 24:2473 25:6 27:2736 29:19 31:2446 32:91 34:7 35:90 36:1863 37:4483 38:3639 39:754 40:159 41:3939 42:1179 43:2292 44:297 45:16243 46:4201 47:385 49:1708 50:1931 51:242 52:1489 54:383 55:847 56:8 57:81 58:1816 59:1167 60:995 61:2376 62:2514 63:1963 64:5640 65:2314 66:4857 67:2980 68:1321 69:4165 70:1305 71:685 72:2994 74:2652 75:1476 76:595 77:2240 78:1840 79:3144 80:2037 81:1665 82:1531 83:1206 84:1422 85:2954 86:727 87:1913 88:1174 89:3436 90:545 91:7601 92:2064 93:2551 94:3519 95:3844 96:1347 97:344 98:1168 99:737 100:78 101:1066 102:2364 103:30356 104:4554 105:474 106:886 107:2534 108:897 109:4349 110:2007 111:3272 112:2048 113:1514 114:1531 115:2104 116:1867 117:2490 118:2329 119:1867 120:1705 121:1085 122:2548 123:2138 124:1502 125:2170 128:1256 129:974 130:972 131:2019 132:829 133:377 134:1910 135:289 136:878 137:1031 138:2560 139:1525 140:1132 141:1481 142:1384 143:1401 144:1197 145:348 146:1877 147:1542 148:2276 149:1813 150:886 151:1118 152:1958 153:548 154:3828 155:1423 156:1693 157:1293 158:1046 159:2182 160:2568 161:1373 162:3520 163:1434 164:1678 165:1669 166:812 167:1734 168:3795 169:884 170:4539 171:850 172:3457 173:3104 174:1026 175:1148 176:3581 177:4751 178:3551 179:2119 180:2387 181:3270 182:3208 183:1937 184:2356 185:19834 186:4554 187:3964 188:4042 189:3458 190:9070 191:1443 192:11012 193:8742 194:7164 195:5072 196:2981 197:2451 198:6014 199:6061 200:7620 201:5845 202:10510 203:10232 204:4559 205:3505 206:3896 207:3431 208:4095 209:4774 210:4349 211:2376 212:4029 213:3563 214:1089 215:53 216:6471 217:2613 218:1313 219:479 220:2045 221:926 222:770 223:1976 End of report