IPv4 R&E Routing Table Report 21:10 GMT Sun 11 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: 915032 Prefixes after maximum aggregation (per Origin AS): 346165 Deaggregation factor: 2.64 Unique aggregates announced (without unneeded subnets): 443412 Number of IPv4 prefixes with a valid ROA: 373581 Number of IPv4 prefixes with an invalid ROA: 2975 Number of IPv4 prefixes with no ROA: 538476 Total ASes present in the Internet Routing Table: 73900 Prefixes per ASN: 12.38 Origin-only ASes present in the Internet Routing Table: 63515 Origin ASes announcing only one prefix: 26027 Transit ASes present in the Internet Routing Table: 10385 Transit-only ASes present in the Internet Routing Table: 422 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: 66 Max AS path prepend of ASN ( 37447) 64 Prefixes from unregistered ASNs in the Routing Table: 1071 Number of instances of unregistered ASNs: 1073 Number of 32-bit ASNs allocated by the RIRs: 40870 Number of 32-bit ASNs visible in the Routing Table: 33818 Prefixes from 32-bit ASNs in the Routing Table: 165154 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: 520 Number of addresses announced to Internet: 3059703040 Equivalent to 182 /8s, 95 /16s and 93 /24s Percentage of available address space announced: 82.6 Percentage of allocated address space announced: 82.6 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: 310559 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 237651 Total APNIC prefixes after maximum aggregation: 68076 APNIC Deaggregation factor: 3.49 Prefixes being announced from the APNIC address blocks: 232596 Unique aggregates announced from the APNIC address blocks: 97282 APNIC Region origin ASes present in the Internet Routing Table: 13135 APNIC Prefixes per ASN: 17.71 APNIC Region origin ASes announcing only one prefix: 3817 APNIC Region transit ASes present in the Internet Routing Table: 1772 Average APNIC Region AS path length visible: 4.2 Max APNIC Region AS path length visible: 26 Number of APNIC region 32-bit ASNs visible in the Routing Table: 8404 Number of APNIC addresses announced to Internet: 773311232 Equivalent to 46 /8s, 23 /16s and 203 /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: 267410 Total ARIN prefixes after maximum aggregation: 121769 ARIN Deaggregation factor: 2.20 Prefixes being announced from the ARIN address blocks: 268963 Unique aggregates announced from the ARIN address blocks: 129546 ARIN Region origin ASes present in the Internet Routing Table: 19059 ARIN Prefixes per ASN: 14.11 ARIN Region origin ASes announcing only one prefix: 6979 ARIN Region transit ASes present in the Internet Routing Table: 1926 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: 4695 Number of ARIN addresses announced to Internet: 1285864448 Equivalent to 76 /8s, 164 /16s and 188 /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: 262667 Total RIPE prefixes after maximum aggregation: 121560 RIPE Deaggregation factor: 2.16 Prefixes being announced from the RIPE address blocks: 259508 Unique aggregates announced from the RIPE address blocks: 155437 RIPE Region origin ASes present in the Internet Routing Table: 28175 RIPE Prefixes per ASN: 9.21 RIPE Region origin ASes announcing only one prefix: 11986 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: 31 Number of RIPE region 32-bit ASNs visible in the Routing Table: 10911 Number of RIPE addresses announced to Internet: 716254208 Equivalent to 42 /8s, 177 /16s and 44 /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: 117539 Total LACNIC prefixes after maximum aggregation: 28303 LACNIC Deaggregation factor: 4.15 Prefixes being announced from the LACNIC address blocks: 116859 Unique aggregates announced from the LACNIC address blocks: 48729 LACNIC Region origin ASes present in the Internet Routing Table: 10997 LACNIC Prefixes per ASN: 10.63 LACNIC Region origin ASes announcing only one prefix: 2656 LACNIC Region transit ASes present in the Internet Routing Table: 2268 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: 8766 Number of LACNIC addresses announced to Internet: 175885568 Equivalent to 10 /8s, 123 /16s and 205 /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: 28694 Total AfriNIC prefixes after maximum aggregation: 5655 AfriNIC Deaggregation factor: 5.07 Prefixes being announced from the AfriNIC address blocks: 36585 Unique aggregates announced from the AfriNIC address blocks: 11989 AfriNIC Region origin ASes present in the Internet Routing Table: 1703 AfriNIC Prefixes per ASN: 21.48 AfriNIC Region origin ASes announcing only one prefix: 589 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: 1042 Number of AfriNIC addresses announced to Internet: 108057856 Equivalent to 6 /8s, 112 /16s and 213 /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 9138 8883 47 CHINAMOBILE-CN China Mobile Communicati 7545 5947 786 694 TPG-INTERNET-AP TPG Telecom Limited, AU 7552 3625 1331 21 VIETEL-AS-AP Viettel Group, VN 7713 3519 1043 63 TELKOMNET-AS-AP PT Telekomunikasi Indon 45899 3362 1867 87 VNPT-AS-VN VNPT Corp, VN 9498 2583 499 237 BBIL-AP BHARTI Airtel Ltd., IN 4538 2452 4192 73 ERX-CERNET-BKB China Education and Rese 24560 2313 849 417 AIRTELBROADBAND-AS-AP Bharti Airtel Ltd 4766 2290 11250 594 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 7733 10634 2880 AMAZON-02, US 11492 4548 301 567 CABLEONE, US 7155 3893 265 32 VIASAT-SP-BACKBONE, US 22773 3688 3059 310 ASN-CXA-ALL-CCI-22773-RDC, US 6327 3528 1320 63 SHAW, CA 16625 3489 1819 2526 AKAMAI-AS, US 749 3031 50578 2298 DNIC-AS-00749, US 7018 2592 24126 1559 ATT-INTERNET4, US 30036 2580 369 330 MEDIACOM-ENTERPRISE-BUSINESS, US 396982 2567 3482 362 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 6964 1730 151 UNI2-AS, ES 9121 6416 1692 17 TTNET, TR 20940 4082 3400 179 AKAMAI-ASN1, NL 39891 4010 234 47 ALJAWWALSTC-AS, SA 8551 3698 374 38 BEZEQ-INTERNATIONAL-AS Bezeqint Interne 12389 2919 2290 906 ROSTELECOM-AS, RU 9009 2649 252 1361 M247, RO 47331 2452 360 1853 TTNET, TR 34984 2251 357 608 TELLCOM-AS, TR 6849 2194 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 10864 3338 596 Uninet S.A. de C.V., MX 10620 3463 507 853 Telmex Colombia S.A., CO 11830 2261 369 64 Instituto Costarricense de Electricidad 13999 2159 353 568 Mega Cable, S.A. de C.V., MX 28573 1333 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 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 24835 1548 537 31 RAYA-AS, EG 24863 1536 393 21 LINKdotNET-AS, EG 36992 1356 1520 269 ETISALAT-MISR, EG 36903 1242 550 99 MT-MPLS, MA 29571 1014 67 40 ORANGE-COTE-IVOIRE, CI 36935 881 520 42 Vodafone-, EG 6713 612 1863 34 IAM-AS, MA 15399 528 53 45 WANANCHI-, KE 37342 442 32 1 MOVITEL, MZ 2018 368 319 72 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 10864 3338 596 Uninet S.A. de C.V., MX 9808 9138 8883 47 CHINAMOBILE-CN China Mobile Communicati 16509 7733 10634 2880 AMAZON-02, US 12479 6964 1730 151 UNI2-AS, ES 9121 6416 1692 17 TTNET, TR 7545 5947 786 694 TPG-INTERNET-AP TPG Telecom Limited, AU 11492 4548 301 567 CABLEONE, US 20940 4082 3400 179 AKAMAI-ASN1, NL 39891 4010 234 47 ALJAWWALSTC-AS, SA 7155 3893 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 9138 9091 CHINAMOBILE-CN China Mobile Communications Grou 12479 6964 6813 UNI2-AS, ES 9121 6416 6399 TTNET, TR 7545 5947 5253 TPG-INTERNET-AP TPG Telecom Limited, AU 16509 7733 4853 AMAZON-02, US 11492 4548 3981 CABLEONE, US 39891 4010 3963 ALJAWWALSTC-AS, SA 20940 4082 3903 AKAMAI-ASN1, NL 7155 3893 3861 VIASAT-SP-BACKBONE, US 8551 3698 3660 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 23.131.189.0/24 Origin: 150303 SOLORDP-AS-AP SoloRDP, IN 23.131.189.0/24 Transit: 140947 SNTHOSTINGS-AS-AP SnTHostings, IN 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 /13:584 /14:1196 /15:2081 /16:13508 /17:8319 /18:13880 /19:25064 /20:43741 /21:52228 /22:109952 /23:97899 /24:546113 /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 5999 6964 UNI2-AS, ES 9121 5556 6416 TTNET, TR 8151 4851 10864 Uninet S.A. de C.V., MX 11492 3455 4548 CABLEONE, US 6327 3336 3528 SHAW, CA 39891 3193 4010 ALJAWWALSTC-AS, SA 8551 3163 3698 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo 7155 2982 3893 VIASAT-SP-BACKBONE, US 22773 2724 3688 ASN-CXA-ALL-CCI-22773-RDC, US 30036 2238 2580 MEDIACOM-ENTERPRISE-BUSINESS, US Complete listing at https://bgp.nsrc.org/REN/AARNET/data-sXXas-nos Number of /24s announced per /8 block (Global) ---------------------------------------------- 1:1717 2:1027 3:168 4:5 5:4068 6:110 7:5 8:1555 9:1 11:172 12:1613 13:370 14:2367 15:287 16:75 17:370 18:395 20:243 21:4 22:188 23:6015 24:2472 25:4 27:2774 29:19 31:2486 32:99 34:8 35:95 36:1810 37:4574 38:3921 39:817 40:144 41:3925 42:1132 43:2316 44:306 45:16412 46:4148 47:378 49:1700 50:1939 51:246 52:1527 54:395 55:839 56:8 57:82 58:1797 59:1166 60:1009 61:2420 62:2603 63:1955 64:5645 65:2331 66:4856 67:3032 68:1373 69:4132 70:1280 71:671 72:2988 74:2612 75:1466 76:599 77:2254 78:3945 79:2941 80:2052 81:1817 82:1490 83:1230 84:1500 85:3739 86:748 87:1926 88:2820 89:3515 90:582 91:7612 92:1993 93:2573 94:3535 95:4840 96:1317 97:344 98:1173 99:740 100:70 101:1061 102:2506 103:30668 104:4581 105:484 106:825 107:2548 108:917 109:4341 110:2039 111:3252 112:2029 113:1529 114:1593 115:2092 116:1847 117:2473 118:2321 119:1915 120:1692 121:1073 122:2588 123:2160 124:1524 125:2204 128:1284 129:973 130:972 131:2012 132:842 133:400 134:1906 135:294 136:883 137:1062 138:2597 139:1512 140:1037 141:1482 142:1414 143:1462 144:1198 145:351 146:1902 147:1514 148:2297 149:1880 150:869 151:1148 152:1967 153:537 154:3789 155:1381 156:1641 157:1285 158:1043 159:2246 160:2577 161:1431 162:3546 163:1477 164:1684 165:1645 166:843 167:1750 168:3854 169:921 170:4569 171:872 172:3532 173:3077 174:1037 175:1151 176:3620 177:4762 178:3549 179:2142 180:2416 181:3370 182:3225 183:1936 184:2366 185:19996 186:4642 187:3922 188:4080 189:3451 190:9158 191:1478 192:11007 193:8813 194:7229 195:5117 196:2973 197:2350 198:6005 199:6106 200:7725 201:5853 202:10527 203:10265 204:4593 205:3504 206:3816 207:3411 208:4123 209:4826 210:4364 211:2431 212:4064 213:3554 214:1105 215:55 216:6623 217:2646 218:1291 219:474 220:2037 221:956 222:742 223:1985 End of report