IPv4 R&E Routing Table Report 21:10 GMT Mon 18 Jul, 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: 898031 Prefixes after maximum aggregation (per Origin AS): 338982 Deaggregation factor: 2.65 Unique aggregates announced (without unneeded subnets): 436711 Number of IPv4 prefixes with a valid ROA: 337026 Number of IPv4 prefixes with an invalid ROA: 3042 Number of IPv4 prefixes with no ROA: 557963 Total ASes present in the Internet Routing Table: 73392 Prefixes per ASN: 12.24 Origin-only ASes present in the Internet Routing Table: 63078 Origin ASes announcing only one prefix: 25889 Transit ASes present in the Internet Routing Table: 10314 Transit-only ASes present in the Internet Routing Table: 391 Paths with bogon ASNs present in the IPv4 Routing Table: 57 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: 1006 Number of instances of unregistered ASNs: 1012 Number of 32-bit ASNs allocated by the RIRs: 39818 Number of 32-bit ASNs visible in the Routing Table: 33007 Prefixes from 32-bit ASNs in the Routing Table: 157549 Number of bogon 32-bit ASNs visible in the Routing Table: 42 Special use prefixes present in the Routing Table: 3 Prefixes being announced from unallocated address space: 511 Number of addresses announced to Internet: 3067929856 Equivalent to 182 /8s, 220 /16s and 229 /24s Percentage of available address space announced: 82.9 Percentage of allocated address space announced: 82.9 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: 299715 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 237076 Total APNIC prefixes after maximum aggregation: 66776 APNIC Deaggregation factor: 3.55 Prefixes being announced from the APNIC address blocks: 232089 Unique aggregates announced from the APNIC address blocks: 95652 APNIC Region origin ASes present in the Internet Routing Table: 12778 APNIC Prefixes per ASN: 18.16 APNIC Region origin ASes announcing only one prefix: 3681 APNIC Region transit ASes present in the Internet Routing Table: 1755 Average APNIC Region AS path length visible: 4.1 Max APNIC Region AS path length visible: 25 Number of APNIC region 32-bit ASNs visible in the Routing Table: 8010 Number of APNIC addresses announced to Internet: 772662016 Equivalent to 46 /8s, 13 /16s and 227 /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: 264220 Total ARIN prefixes after maximum aggregation: 120743 ARIN Deaggregation factor: 2.19 Prefixes being announced from the ARIN address blocks: 264420 Unique aggregates announced from the ARIN address blocks: 127195 ARIN Region origin ASes present in the Internet Routing Table: 19047 ARIN Prefixes per ASN: 13.88 ARIN Region origin ASes announcing only one prefix: 6924 ARIN Region transit ASes present in the Internet Routing Table: 1916 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: 4567 Number of ARIN addresses announced to Internet: 1296044544 Equivalent to 77 /8s, 64 /16s and 18 /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: 251700 Total RIPE prefixes after maximum aggregation: 117554 RIPE Deaggregation factor: 2.14 Prefixes being announced from the RIPE address blocks: 249166 Unique aggregates announced from the RIPE address blocks: 152888 RIPE Region origin ASes present in the Internet Routing Table: 28163 RIPE Prefixes per ASN: 8.85 RIPE Region origin ASes announcing only one prefix: 12057 RIPE Region transit ASes present in the Internet Routing Table: 3931 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: 10755 Number of RIPE addresses announced to Internet: 714593280 Equivalent to 42 /8s, 151 /16s and 212 /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: 115914 Total LACNIC prefixes after maximum aggregation: 27650 LACNIC Deaggregation factor: 4.19 Prefixes being announced from the LACNIC address blocks: 115669 Unique aggregates announced from the LACNIC address blocks: 48750 LACNIC Region origin ASes present in the Internet Routing Table: 10962 LACNIC Prefixes per ASN: 10.55 LACNIC Region origin ASes announcing only one prefix: 2651 LACNIC Region transit ASes present in the Internet Routing Table: 2231 Average LACNIC Region AS path length visible: 5.2 Max LACNIC Region AS path length visible: 28 Number of LACNIC region 32-bit ASNs visible in the Routing Table: 8690 Number of LACNIC addresses announced to Internet: 176567040 Equivalent to 10 /8s, 134 /16s and 51 /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: 28115 Total AfriNIC prefixes after maximum aggregation: 5508 AfriNIC Deaggregation factor: 5.10 Prefixes being announced from the AfriNIC address blocks: 36175 Unique aggregates announced from the AfriNIC address blocks: 11797 AfriNIC Region origin ASes present in the Internet Routing Table: 1658 AfriNIC Prefixes per ASN: 21.82 AfriNIC Region origin ASes announcing only one prefix: 576 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: 985 Number of AfriNIC addresses announced to Internet: 107765760 Equivalent to 6 /8s, 108 /16s and 96 /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 9013 8883 46 CHINAMOBILE-CN China Mobile Communicati 7545 5917 786 687 TPG-INTERNET-AP TPG Telecom Limited, AU 4538 4838 4192 75 ERX-CERNET-BKB China Education and Rese 7552 3571 1330 19 VIETEL-AS-AP Viettel Group, VN 7713 3508 1042 59 TELKOMNET-AS-AP PT Telekomunikasi Indon 45899 3419 1880 56 VNPT-AS-VN VNPT Corp, VN 9498 2427 499 238 BBIL-AP BHARTI Airtel Ltd., IN 4766 2256 11123 596 KIXS-AS-KR Korea Telecom, KR 45090 2174 1438 79 TENCENT-NET-AP Shenzhen Tencent Compute 24560 2130 849 410 AIRTELBROADBAND-AS-AP Bharti Airtel Ltd 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 6764 10390 2681 AMAZON-02, US 11492 4515 299 656 CABLEONE, US 7155 3903 265 32 VIASAT-SP-BACKBONE, US 22773 3897 3074 353 ASN-CXA-ALL-CCI-22773-RDC, US 16625 3474 1789 2512 AKAMAI-AS, US 6327 3435 1319 63 SHAW, CA 749 2996 50735 2254 DNIC-AS-00749, US 30036 2604 372 264 MEDIACOM-ENTERPRISE-BUSINESS, US 396982 2512 3359 359 GOOGLE-CLOUD-PLATFORM, US 209 2378 4936 409 CENTURYLINK-US-LEGACY-QWEST, 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 6911 1730 144 UNI2-AS, ES 20940 4025 3361 205 AKAMAI-ASN1, NL 8551 4011 374 39 BEZEQ-INTERNATIONAL-AS Bezeqint Interne 39891 4005 234 45 ALJAWWALSTC-AS, SA 12389 2913 2289 909 ROSTELECOM-AS, RU 6849 2754 355 21 UKRTELNET, UA 9009 2573 254 1335 M247, GB 34984 2249 358 637 TELLCOM-AS, TR 58224 1736 913 586 TCI, IR 61317 1613 113 1064 ASDETUK www.heficed.com, GB 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 10775 3395 557 Uninet S.A. de C.V., MX 10620 3476 514 778 Telmex Colombia S.A., CO 11830 2424 369 64 Instituto Costarricense de Electricidad 13999 1930 318 506 Mega Cable, S.A. de C.V., MX 28573 1361 2331 269 Claro NXT Telecomunicacoes Ltda, BR 6503 1291 338 521 Axtel, S.A.B. de C.V., MX 3816 1265 689 152 COLOMBIA TELECOMUNICACIONES S.A. ESP, C 6147 1079 369 21 Telefonica del Peru S.A.A., PE 11664 997 179 460 Techtel LMDS Comunicaciones Interactiva 26615 978 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 1608 393 21 LINKdotNET-AS, EG 24835 1546 521 31 RAYA-AS, EG 36992 1317 1519 271 ETISALAT-MISR, EG 36903 1199 545 114 MT-MPLS, MA 29571 968 66 46 ORANGE-COTE-IVOIRE, CI 36935 789 520 42 Vodafone-, EG 6713 612 1863 34 IAM-AS, MA 15399 516 52 37 WANANCHI-, KE 37342 462 32 1 MOVITEL, MZ 23889 401 232 16 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 10775 3395 557 Uninet S.A. de C.V., MX 9808 9013 8883 46 CHINAMOBILE-CN China Mobile Communicati 12479 6911 1730 144 UNI2-AS, ES 16509 6764 10390 2681 AMAZON-02, US 7545 5917 786 687 TPG-INTERNET-AP TPG Telecom Limited, AU 4538 4838 4192 75 ERX-CERNET-BKB China Education and Rese 11492 4515 299 656 CABLEONE, US 20940 4025 3361 205 AKAMAI-ASN1, NL 8551 4011 374 39 BEZEQ-INTERNATIONAL-AS Bezeqint Interne 39891 4005 234 45 ALJAWWALSTC-AS, SA 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 9013 8967 CHINAMOBILE-CN China Mobile Communications Grou 12479 6911 6767 UNI2-AS, ES 7545 5917 5230 TPG-INTERNET-AP TPG Telecom Limited, AU 4538 4838 4763 ERX-CERNET-BKB China Education and Research Net 16509 6764 4083 AMAZON-02, US 8551 4011 3972 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo 39891 4005 3960 ALJAWWALSTC-AS, SA 7155 3903 3871 VIASAT-SP-BACKBONE, US 11492 4515 3859 CABLEONE, US 20940 4025 3820 AKAMAI-ASN1, NL 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 53775 UNALLOCATED 8.20.88.0/24 7029 WINDSTREAM, US 62828 UNALLOCATED 8.21.130.0/24 3356 LEVEL3, US 393266 UNALLOCATED 8.23.52.0/24 46887 LIGHTOWER, US 18604 UNALLOCATED 8.25.204.0/24 3356 LEVEL3, US 394936 UNALLOCATED 8.33.224.0/24 22442 HOU-PHONOSCOPE, US 54338 UNALLOCATED 8.33.241.0/24 6461 ZAYO-6461, US 18798 UNALLOCATED 8.40.106.0/24 6461 ZAYO-6461, US Complete listing at https://bgp.nsrc.org/REN/AARNET/data-badAS Prefixes from the Special Purpose Address Registry (Global) ----------------------------------------------------------- Prefix Origin AS Description 100.67.0.0/20 266452 ELETROINFO TELECOMUNICACOES LTDA - ME, 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 23.138.248.0/24 Origin: 32990 LYYOUSA, CA 23.138.248.0/24 Transit: 20473 AS-CHOOPA, US 23.141.0.0/24 Origin: 395350 UNASSIGNED 23.141.0.0/24 Transit: 11426 TWC-11426-CAROLINAS, US 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 41.57.124.0/23 Origin: 37442 UNASSIGNED 41.57.124.0/23 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 /10:40 /11:100 /12:306 /13:592 /14:1203 /15:2096 /16:13553 /17:8333 /18:13921 /19:25102 /20:44433 /21:51620 /22:108436 /23:96494 /24:531772 /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 5892 6911 UNI2-AS, ES 8151 4508 10775 Uninet S.A. de C.V., MX 8551 3474 4011 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo 11492 3419 4515 CABLEONE, US 6327 3246 3435 SHAW, CA 39891 3189 4005 ALJAWWALSTC-AS, SA 7155 2992 3903 VIASAT-SP-BACKBONE, US 22773 2903 3897 ASN-CXA-ALL-CCI-22773-RDC, US 6849 2612 2754 UKRTELNET, UA 30036 2263 2604 MEDIACOM-ENTERPRISE-BUSINESS, US Complete listing at https://bgp.nsrc.org/REN/AARNET/data-sXXas-nos Number of /24s announced per /8 block (Global) ---------------------------------------------- 1:1919 2:1040 3:157 4:5 5:3833 6:110 7:6 8:1535 9:1 11:173 12:1645 13:344 14:2340 15:233 16:44 17:388 18:178 20:242 21:4 22:188 23:5819 24:2390 25:6 27:2685 29:19 31:2437 32:92 34:7 35:88 36:1807 37:4439 38:3287 39:718 40:153 41:3890 42:1127 43:2237 44:294 45:16042 46:4095 47:326 49:1694 50:1950 51:237 52:1453 54:386 55:852 56:8 57:60 58:1842 59:1189 60:968 61:2266 62:2532 63:1930 64:5632 65:2392 66:4875 67:2992 68:1182 69:4182 70:1326 71:687 72:3034 74:2640 75:1395 76:590 77:2228 78:1878 79:3130 80:1997 81:1640 82:1495 83:1211 84:1333 85:2963 86:727 87:1898 88:1167 89:3360 90:542 91:7615 92:2037 93:2553 94:3502 95:3847 96:1328 97:352 98:1036 99:752 100:77 101:1042 102:2188 103:29622 104:4543 105:468 106:876 107:2555 108:864 109:4323 110:1990 111:3273 112:2039 113:1500 114:1490 115:2143 116:1900 117:2431 118:2313 119:1864 120:1669 121:1110 122:2534 123:2124 124:1542 125:2130 128:1256 129:1064 130:991 131:2038 132:825 133:377 134:1934 135:304 136:896 137:1009 138:2487 139:1516 140:937 141:1444 142:1313 143:1421 144:1217 145:354 146:1836 147:1535 148:2237 149:1742 150:909 151:1068 152:1860 153:541 154:3667 155:1442 156:1689 157:1270 158:1038 159:2241 160:2506 161:1270 162:3478 163:1306 164:1648 165:1641 166:779 167:1741 168:3799 169:886 170:4566 171:831 172:3295 173:3122 174:1023 175:1148 176:3596 177:4711 178:3544 179:2172 180:2387 181:3236 182:3210 183:1942 184:2344 185:19616 186:4359 187:3810 188:3978 189:3403 190:9015 191:1441 192:10962 193:8677 194:7066 195:5014 196:3034 197:2423 198:5983 199:6042 200:7561 201:5842 202:10553 203:10234 204:4527 205:3443 206:3769 207:3391 208:4017 209:4707 210:4505 211:2423 212:4041 213:3445 214:1143 215:67 216:6494 217:2639 218:1315 219:571 220:2017 221:970 222:840 223:1958 End of report