IPv4 R&E Routing Table Report 21:10 GMT Sun 16 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: 903400 Prefixes after maximum aggregation (per Origin AS): 342233 Deaggregation factor: 2.64 Unique aggregates announced (without unneeded subnets): 440059 Number of IPv4 prefixes with a valid ROA: 355662 Number of IPv4 prefixes with an invalid ROA: 3055 Number of IPv4 prefixes with no ROA: 544683 Total ASes present in the Internet Routing Table: 73722 Prefixes per ASN: 12.25 Origin-only ASes present in the Internet Routing Table: 63345 Origin ASes announcing only one prefix: 25985 Transit ASes present in the Internet Routing Table: 10377 Transit-only ASes present in the Internet Routing Table: 404 Paths with bogon ASNs present in the IPv4 Routing Table: 64 Average AS path length visible in the Internet Routing Table: 4.4 Max AS path length visible: 216 Max AS path prepend of ASN (267590) 210 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: 40404 Number of 32-bit ASNs visible in the Routing Table: 33503 Prefixes from 32-bit ASNs in the Routing Table: 161743 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: 547 Number of addresses announced to Internet: 3063796736 Equivalent to 182 /8s, 157 /16s and 212 /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: 302085 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 236914 Total APNIC prefixes after maximum aggregation: 67548 APNIC Deaggregation factor: 3.51 Prefixes being announced from the APNIC address blocks: 231902 Unique aggregates announced from the APNIC address blocks: 96579 APNIC Region origin ASes present in the Internet Routing Table: 13012 APNIC Prefixes per ASN: 17.82 APNIC Region origin ASes announcing only one prefix: 3738 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: 8262 Number of APNIC addresses announced to Internet: 773480448 Equivalent to 46 /8s, 26 /16s and 96 /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: 266485 Total ARIN prefixes after maximum aggregation: 121420 ARIN Deaggregation factor: 2.19 Prefixes being announced from the ARIN address blocks: 267614 Unique aggregates announced from the ARIN address blocks: 128677 ARIN Region origin ASes present in the Internet Routing Table: 19049 ARIN Prefixes per ASN: 14.05 ARIN Region origin ASes announcing only one prefix: 6949 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: 216 Number of ARIN region 32-bit ASNs visible in the Routing Table: 4639 Number of ARIN addresses announced to Internet: 1289651712 Equivalent to 76 /8s, 222 /16s and 134 /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: 253538 Total RIPE prefixes after maximum aggregation: 118833 RIPE Deaggregation factor: 2.13 Prefixes being announced from the RIPE address blocks: 250527 Unique aggregates announced from the RIPE address blocks: 154099 RIPE Region origin ASes present in the Internet Routing Table: 28156 RIPE Prefixes per ASN: 8.90 RIPE Region origin ASes announcing only one prefix: 12002 RIPE Region transit ASes present in the Internet Routing Table: 3916 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: 10834 Number of RIPE addresses announced to Internet: 716555264 Equivalent to 42 /8s, 181 /16s and 196 /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: 116604 Total LACNIC prefixes after maximum aggregation: 28017 LACNIC Deaggregation factor: 4.16 Prefixes being announced from the LACNIC address blocks: 116206 Unique aggregates announced from the LACNIC address blocks: 48351 LACNIC Region origin ASes present in the Internet Routing Table: 10984 LACNIC Prefixes per ASN: 10.58 LACNIC Region origin ASes announcing only one prefix: 2697 LACNIC Region transit ASes present in the Internet Routing Table: 2253 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: 8744 Number of LACNIC addresses announced to Internet: 175930880 Equivalent to 10 /8s, 124 /16s and 126 /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: 28727 Total AfriNIC prefixes after maximum aggregation: 5585 AfriNIC Deaggregation factor: 5.14 Prefixes being announced from the AfriNIC address blocks: 36603 Unique aggregates announced from the AfriNIC address blocks: 11908 AfriNIC Region origin ASes present in the Internet Routing Table: 1695 AfriNIC Prefixes per ASN: 21.59 AfriNIC Region origin ASes announcing only one prefix: 599 AfriNIC Region transit ASes present in the Internet Routing Table: 327 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: 1024 Number of AfriNIC addresses announced to Internet: 107841792 Equivalent to 6 /8s, 109 /16s and 137 /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 3523 1042 61 TELKOMNET-AS-AP PT Telekomunikasi Indon 45899 3384 1877 66 VNPT-AS-VN VNPT Corp, VN 4538 2824 4192 74 ERX-CERNET-BKB China Education and Rese 9498 2469 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 7361 10581 2890 AMAZON-02, US 11492 4603 305 518 CABLEONE, US 7155 3898 265 32 VIASAT-SP-BACKBONE, US 22773 3759 3061 341 ASN-CXA-ALL-CCI-22773-RDC, US 16625 3534 1840 2543 AKAMAI-AS, US 6327 3493 1319 64 SHAW, CA 749 3030 50696 2297 DNIC-AS-00749, US 30036 2601 368 251 MEDIACOM-ENTERPRISE-BUSINESS, US 7018 2576 24151 1579 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 6885 1730 144 UNI2-AS, ES 20940 4115 3400 178 AKAMAI-ASN1, NL 39891 4010 234 47 ALJAWWALSTC-AS, SA 8551 3989 374 38 BEZEQ-INTERNATIONAL-AS Bezeqint Interne 12389 2918 2290 912 ROSTELECOM-AS, RU 9009 2618 252 1345 M247, RO 6849 2488 339 20 UKRTELNET, UA 34984 2242 357 616 TELLCOM-AS, TR 58224 1789 934 545 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 3337 600 Uninet S.A. de C.V., MX 10620 3470 510 844 Telmex Colombia S.A., CO 11830 2300 369 64 Instituto Costarricense de Electricidad 13999 2058 335 529 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 1285 722 152 COLOMBIA TELECOMUNICACIONES S.A. ESP, C 11664 1089 181 464 Techtel LMDS Comunicaciones Interactiva 6147 1085 369 22 Telefonica del Peru S.A.A., PE 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 1567 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 612 1863 34 IAM-AS, MA 15399 498 51 33 WANANCHI-, KE 37342 483 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 3337 600 Uninet S.A. de C.V., MX 9808 9065 8883 47 CHINAMOBILE-CN China Mobile Communicati 16509 7361 10581 2890 AMAZON-02, US 12479 6885 1730 144 UNI2-AS, ES 7545 5925 786 690 TPG-INTERNET-AP TPG Telecom Limited, AU 11492 4603 305 518 CABLEONE, US 20940 4115 3400 178 AKAMAI-ASN1, NL 39891 4010 234 47 ALJAWWALSTC-AS, SA 8551 3989 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 9065 9018 CHINAMOBILE-CN China Mobile Communications Grou 12479 6885 6741 UNI2-AS, ES 7545 5925 5235 TPG-INTERNET-AP TPG Telecom Limited, AU 16509 7361 4471 AMAZON-02, US 11492 4603 4085 CABLEONE, US 39891 4010 3963 ALJAWWALSTC-AS, SA 8551 3989 3951 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo 20940 4115 3937 AKAMAI-ASN1, NL 7155 3898 3866 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: 3257 GTT-BACKBONE GTT, 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 /15:2077 /16:13521 /17:8375 /18:13938 /19:25070 /20:43931 /21:51422 /22:108799 /23:96585 /24:537429 /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 5895 6885 UNI2-AS, ES 8151 4781 10890 Uninet S.A. de C.V., MX 11492 3510 4603 CABLEONE, US 8551 3453 3989 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 2782 3759 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) ---------------------------------------------- 1:1896 2:1036 3:166 4:5 5:3936 6:116 7:6 8:1564 9:1 11:173 12:1623 13:338 14:2368 15:273 16:69 17:362 18:337 20:241 21:4 22:188 23:5969 24:2473 25:6 27:2736 29:19 31:2452 32:91 34:7 35:90 36:1864 37:4487 38:3643 39:754 40:159 41:3957 42:1179 43:2289 44:295 45:16250 46:4189 47:385 49:1708 50:1931 51:242 52:1490 54:388 55:846 56:8 57:81 58:1816 59:1170 60:996 61:2362 62:2545 63:1963 64:5640 65:2312 66:4867 67:2983 68:1320 69:4165 70:1304 71:685 72:2995 74:2653 75:1474 76:594 77:2239 78:1842 79:3144 80:2045 81:1668 82:1531 83:1222 84:1422 85:2955 86:725 87:1914 88:1174 89:3438 90:545 91:7595 92:2071 93:2549 94:3519 95:3851 96:1347 97:348 98:1167 99:737 100:78 101:1066 102:2362 103:30358 104:4557 105:474 106:886 107:2532 108:899 109:4349 110:2009 111:3264 112:2051 113:1514 114:1533 115:2102 116:1866 117:2488 118:2328 119:1867 120:1702 121:1085 122:2546 123:2140 124:1503 125:2169 128:1257 129:974 130:972 131:2026 132:825 133:379 134:1910 135:290 136:880 137:1028 138:2555 139:1527 140:1132 141:1479 142:1387 143:1395 144:1194 145:348 146:1879 147:1534 148:2276 149:1812 150:885 151:1120 152:1958 153:548 154:3745 155:1422 156:1645 157:1299 158:1045 159:2181 160:2565 161:1374 162:3515 163:1436 164:1674 165:1669 166:812 167:1738 168:3793 169:881 170:4546 171:850 172:3462 173:3106 174:1028 175:1148 176:3571 177:4743 178:3553 179:2113 180:2387 181:3280 182:3208 183:1938 184:2356 185:19840 186:4562 187:3969 188:4043 189:3456 190:9077 191:1447 192:11005 193:8744 194:7158 195:5074 196:2983 197:2456 198:6024 199:6063 200:7627 201:5845 202:10504 203:10240 204:4562 205:3511 206:3900 207:3434 208:4101 209:4770 210:4349 211:2376 212:4032 213:3563 214:1093 215:53 216:6475 217:2619 218:1313 219:479 220:2046 221:926 222:770 223:1977 End of report