IPv4 R&E Routing Table Report 21:10 GMT Mon 31 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: 904099 Prefixes after maximum aggregation (per Origin AS): 342882 Deaggregation factor: 2.64 Unique aggregates announced (without unneeded subnets): 440722 Number of IPv4 prefixes with a valid ROA: 359062 Number of IPv4 prefixes with an invalid ROA: 2972 Number of IPv4 prefixes with no ROA: 542062 Total ASes present in the Internet Routing Table: 73714 Prefixes per ASN: 12.26 Origin-only ASes present in the Internet Routing Table: 63394 Origin ASes announcing only one prefix: 25992 Transit ASes present in the Internet Routing Table: 10320 Transit-only ASes present in the Internet Routing Table: 399 Paths with bogon ASNs present in the IPv4 Routing Table: 84 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: 1055 Number of instances of unregistered ASNs: 1073 Number of 32-bit ASNs allocated by the RIRs: 40525 Number of 32-bit ASNs visible in the Routing Table: 33562 Prefixes from 32-bit ASNs in the Routing Table: 162468 Number of bogon 32-bit ASNs visible in the Routing Table: 69 Special use prefixes present in the Routing Table: 3 Prefixes being announced from unallocated address space: 501 Number of addresses announced to Internet: 3063922688 Equivalent to 182 /8s, 159 /16s and 192 /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: 302307 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 237314 Total APNIC prefixes after maximum aggregation: 67672 APNIC Deaggregation factor: 3.51 Prefixes being announced from the APNIC address blocks: 232331 Unique aggregates announced from the APNIC address blocks: 96780 APNIC Region origin ASes present in the Internet Routing Table: 13047 APNIC Prefixes per ASN: 17.81 APNIC Region origin ASes announcing only one prefix: 3756 APNIC Region transit ASes present in the Internet Routing Table: 1767 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: 8302 Number of APNIC addresses announced to Internet: 773269248 Equivalent to 46 /8s, 23 /16s and 39 /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: 266895 Total ARIN prefixes after maximum aggregation: 121651 ARIN Deaggregation factor: 2.19 Prefixes being announced from the ARIN address blocks: 268175 Unique aggregates announced from the ARIN address blocks: 128844 ARIN Region origin ASes present in the Internet Routing Table: 19063 ARIN Prefixes per ASN: 14.07 ARIN Region origin ASes announcing only one prefix: 6960 ARIN Region transit ASes present in the Internet Routing Table: 1914 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: 4659 Number of ARIN addresses announced to Internet: 1289890816 Equivalent to 76 /8s, 226 /16s and 44 /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: 253599 Total RIPE prefixes after maximum aggregation: 119178 RIPE Deaggregation factor: 2.13 Prefixes being announced from the RIPE address blocks: 250498 Unique aggregates announced from the RIPE address blocks: 154457 RIPE Region origin ASes present in the Internet Routing Table: 28143 RIPE Prefixes per ASN: 8.90 RIPE Region origin ASes announcing only one prefix: 11980 RIPE Region transit ASes present in the Internet Routing Table: 3904 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: 10850 Number of RIPE addresses announced to Internet: 716420608 Equivalent to 42 /8s, 179 /16s and 182 /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: 116490 Total LACNIC prefixes after maximum aggregation: 27986 LACNIC Deaggregation factor: 4.16 Prefixes being announced from the LACNIC address blocks: 115975 Unique aggregates announced from the LACNIC address blocks: 48325 LACNIC Region origin ASes present in the Internet Routing Table: 10961 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: 2234 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: 8727 Number of LACNIC addresses announced to Internet: 176005888 Equivalent to 10 /8s, 125 /16s and 163 /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: 28746 Total AfriNIC prefixes after maximum aggregation: 5608 AfriNIC Deaggregation factor: 5.13 Prefixes being announced from the AfriNIC address blocks: 36618 Unique aggregates announced from the AfriNIC address blocks: 11897 AfriNIC Region origin ASes present in the Internet Routing Table: 1697 AfriNIC Prefixes per ASN: 21.58 AfriNIC Region origin ASes announcing only one prefix: 595 AfriNIC Region transit ASes present in the Internet Routing Table: 327 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: 1024 Number of AfriNIC addresses announced to Internet: 108019968 Equivalent to 6 /8s, 112 /16s and 65 /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 9067 8883 47 CHINAMOBILE-CN China Mobile Communicati 7545 5934 786 692 TPG-INTERNET-AP TPG Telecom Limited, AU 7552 3616 1330 20 VIETEL-AS-AP Viettel Group, VN 7713 3516 1042 61 TELKOMNET-AS-AP PT Telekomunikasi Indon 45899 3390 1877 66 VNPT-AS-VN VNPT Corp, VN 4538 2825 4192 73 ERX-CERNET-BKB China Education and Rese 9498 2491 499 237 BBIL-AP BHARTI Airtel Ltd., IN 4766 2292 11250 595 KIXS-AS-KR Korea Telecom, KR 24560 2249 851 409 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 7450 10588 2886 AMAZON-02, US 11492 4617 306 525 CABLEONE, US 7155 3898 265 32 VIASAT-SP-BACKBONE, US 22773 3759 3061 341 ASN-CXA-ALL-CCI-22773-RDC, US 16625 3553 1856 2543 AKAMAI-AS, US 6327 3516 1320 63 SHAW, CA 749 3029 50727 2287 DNIC-AS-00749, US 7018 2617 24149 1586 ATT-INTERNET4, US 30036 2598 371 282 MEDIACOM-ENTERPRISE-BUSINESS, US 396982 2559 3480 350 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 6923 1730 144 UNI2-AS, ES 20940 4111 3400 177 AKAMAI-ASN1, NL 39891 4010 234 47 ALJAWWALSTC-AS, SA 8551 3978 374 38 BEZEQ-INTERNATIONAL-AS Bezeqint Interne 12389 2920 2290 912 ROSTELECOM-AS, RU 9009 2623 252 1346 M247, RO 6849 2413 339 20 UKRTELNET, UA 34984 2241 357 614 TELLCOM-AS, TR 58224 1771 929 542 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 10768 3340 611 Uninet S.A. de C.V., MX 10620 3471 510 838 Telmex Colombia S.A., CO 11830 2300 369 64 Instituto Costarricense de Electricidad 13999 2094 341 551 Mega Cable, S.A. de C.V., MX 28573 1331 2328 261 Claro NXT Telecomunicacoes Ltda, BR 6503 1296 338 522 Axtel, S.A.B. de C.V., MX 3816 1285 722 152 COLOMBIA TELECOMUNICACIONES S.A. ESP, C 11664 1088 180 469 Techtel LMDS Comunicaciones Interactiva 6147 1087 369 22 Telefonica del Peru S.A.A., PE 26615 989 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 1575 393 21 LINKdotNET-AS, EG 24835 1545 521 31 RAYA-AS, EG 36992 1350 1519 270 ETISALAT-MISR, EG 36903 1248 550 99 MT-MPLS, MA 29571 992 68 32 ORANGE-COTE-IVOIRE, CI 36935 816 520 42 Vodafone-, EG 6713 613 1863 34 IAM-AS, MA 15399 525 53 41 WANANCHI-, KE 37342 495 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 10768 3340 611 Uninet S.A. de C.V., MX 9808 9067 8883 47 CHINAMOBILE-CN China Mobile Communicati 16509 7450 10588 2886 AMAZON-02, US 12479 6923 1730 144 UNI2-AS, ES 7545 5934 786 692 TPG-INTERNET-AP TPG Telecom Limited, AU 11492 4617 306 525 CABLEONE, US 20940 4111 3400 177 AKAMAI-ASN1, NL 39891 4010 234 47 ALJAWWALSTC-AS, SA 8551 3978 374 38 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 9067 9020 CHINAMOBILE-CN China Mobile Communications Grou 12479 6923 6779 UNI2-AS, ES 7545 5934 5242 TPG-INTERNET-AP TPG Telecom Limited, AU 16509 7450 4564 AMAZON-02, US 11492 4617 4092 CABLEONE, US 39891 4010 3963 ALJAWWALSTC-AS, SA 8551 3978 3940 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo 20940 4111 3934 AKAMAI-ASN1, NL 7155 3898 3866 VIASAT-SP-BACKBONE, US 7552 3616 3596 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 23.181.240.0/24 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 41.57.124.0/22 Origin: 37442 UNASSIGNED 41.57.124.0/22 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 /10:39 /11:100 /12:298 /13:589 /14:1197 /15:2077 /16:13501 /17:8355 /18:13961 /19:25061 /20:43917 /21:51329 /22:109074 /23:96672 /24:537899 /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 5928 6923 UNI2-AS, ES 8151 4725 10768 Uninet S.A. de C.V., MX 11492 3527 4617 CABLEONE, US 8551 3442 3978 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo 6327 3324 3516 SHAW, CA 39891 3193 4010 ALJAWWALSTC-AS, SA 7155 2988 3898 VIASAT-SP-BACKBONE, US 22773 2785 3759 ASN-CXA-ALL-CCI-22773-RDC, US 6849 2276 2413 UKRTELNET, UA 30036 2254 2598 MEDIACOM-ENTERPRISE-BUSINESS, US Complete listing at https://bgp.nsrc.org/REN/AARNET/data-sXXas-nos Number of /24s announced per /8 block (Global) ---------------------------------------------- 1:1890 2:1018 3:167 4:5 5:3984 6:117 7:5 8:1570 9:1 11:173 12:1621 13:355 14:2370 15:278 16:69 17:359 18:350 20:239 21:4 22:188 23:5999 24:2476 25:6 27:2787 29:19 31:2460 32:91 34:7 35:92 36:1787 37:4494 38:3749 39:755 40:159 41:3937 42:1179 43:2256 44:299 45:16257 46:4187 47:375 49:1710 50:1921 51:244 52:1500 54:399 55:845 56:8 57:82 58:1814 59:1171 60:999 61:2395 62:2584 63:1958 64:5641 65:2328 66:4863 67:3001 68:1379 69:4157 70:1300 71:685 72:2992 74:2652 75:1473 76:600 77:2224 78:1840 79:3148 80:2042 81:1685 82:1503 83:1221 84:1443 85:2958 86:730 87:1914 88:1178 89:3410 90:549 91:7593 92:2068 93:2555 94:3535 95:3879 96:1347 97:347 98:1169 99:738 100:69 101:1067 102:2365 103:30457 104:4530 105:476 106:889 107:2538 108:898 109:4307 110:2016 111:3276 112:2052 113:1518 114:1539 115:2107 116:1847 117:2482 118:2329 119:1863 120:1690 121:1093 122:2566 123:2146 124:1499 125:2170 128:1281 129:949 130:978 131:2018 132:845 133:379 134:1911 135:289 136:883 137:1046 138:2520 139:1523 140:1130 141:1470 142:1398 143:1401 144:1175 145:353 146:1884 147:1534 148:2263 149:1837 150:879 151:1138 152:1950 153:548 154:3819 155:1395 156:1622 157:1297 158:1039 159:2206 160:2571 161:1389 162:3504 163:1439 164:1694 165:1652 166:814 167:1731 168:3816 169:904 170:4546 171:847 172:3475 173:3105 174:1039 175:1163 176:3595 177:4770 178:3523 179:2113 180:2389 181:3327 182:3197 183:1936 184:2357 185:19856 186:4546 187:3953 188:4016 189:3422 190:8986 191:1448 192:11002 193:8755 194:7148 195:5091 196:2987 197:2471 198:6005 199:6064 200:7604 201:5815 202:10513 203:10248 204:4584 205:3472 206:3918 207:3418 208:4092 209:4803 210:4355 211:2381 212:4028 213:3566 214:1074 215:53 216:6520 217:2635 218:1310 219:484 220:2045 221:926 222:772 223:1977 End of report