IPv4 R&E Routing Table Report 21:10 GMT Fri 08 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: 895511 Prefixes after maximum aggregation (per Origin AS): 338582 Deaggregation factor: 2.64 Unique aggregates announced (without unneeded subnets): 435749 Number of IPv4 prefixes with a valid ROA: 334967 Number of IPv4 prefixes with an invalid ROA: 3031 Number of IPv4 prefixes with no ROA: 557513 Total ASes present in the Internet Routing Table: 73328 Prefixes per ASN: 12.21 Origin-only ASes present in the Internet Routing Table: 63012 Origin ASes announcing only one prefix: 25871 Transit ASes present in the Internet Routing Table: 10316 Transit-only ASes present in the Internet Routing Table: 391 Paths with bogon ASNs present in the IPv4 Routing Table: 48 Average AS path length visible in the Internet Routing Table: 4.4 Max AS path length visible: 60 Max AS path prepend of ASN ( 37447) 57 Prefixes from unregistered ASNs in the Routing Table: 1007 Number of instances of unregistered ASNs: 1013 Number of 32-bit ASNs allocated by the RIRs: 39752 Number of 32-bit ASNs visible in the Routing Table: 32945 Prefixes from 32-bit ASNs in the Routing Table: 156895 Number of bogon 32-bit ASNs visible in the Routing Table: 41 Special use prefixes present in the Routing Table: 3 Prefixes being announced from unallocated address space: 521 Number of addresses announced to Internet: 3062310912 Equivalent to 182 /8s, 135 /16s and 40 /24s Percentage of available address space announced: 82.7 Percentage of allocated address space announced: 82.7 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: 298957 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 236635 Total APNIC prefixes after maximum aggregation: 66704 APNIC Deaggregation factor: 3.55 Prefixes being announced from the APNIC address blocks: 231689 Unique aggregates announced from the APNIC address blocks: 95482 APNIC Region origin ASes present in the Internet Routing Table: 12755 APNIC Prefixes per ASN: 18.16 APNIC Region origin ASes announcing only one prefix: 3669 APNIC Region transit ASes present in the Internet Routing Table: 1748 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: 7981 Number of APNIC addresses announced to Internet: 772541184 Equivalent to 46 /8s, 12 /16s and 11 /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: 262606 Total ARIN prefixes after maximum aggregation: 120225 ARIN Deaggregation factor: 2.18 Prefixes being announced from the ARIN address blocks: 262863 Unique aggregates announced from the ARIN address blocks: 126737 ARIN Region origin ASes present in the Internet Routing Table: 19005 ARIN Prefixes per ASN: 13.83 ARIN Region origin ASes announcing only one prefix: 6914 ARIN Region transit ASes present in the Internet Routing Table: 1931 Average ARIN Region AS path length visible: 4.2 Max ARIN Region AS path length visible: 36 Number of ARIN region 32-bit ASNs visible in the Routing Table: 4547 Number of ARIN addresses announced to Internet: 1290990080 Equivalent to 76 /8s, 242 /16s and 242 /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: 251511 Total RIPE prefixes after maximum aggregation: 117721 RIPE Deaggregation factor: 2.14 Prefixes being announced from the RIPE address blocks: 248850 Unique aggregates announced from the RIPE address blocks: 152602 RIPE Region origin ASes present in the Internet Routing Table: 28164 RIPE Prefixes per ASN: 8.84 RIPE Region origin ASes announcing only one prefix: 12044 RIPE Region transit ASes present in the Internet Routing Table: 3920 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: 10746 Number of RIPE addresses announced to Internet: 714125056 Equivalent to 42 /8s, 144 /16s and 175 /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: 115724 Total LACNIC prefixes after maximum aggregation: 27659 LACNIC Deaggregation factor: 4.18 Prefixes being announced from the LACNIC address blocks: 115515 Unique aggregates announced from the LACNIC address blocks: 48772 LACNIC Region origin ASes present in the Internet Routing Table: 10965 LACNIC Prefixes per ASN: 10.53 LACNIC Region origin ASes announcing only one prefix: 2669 LACNIC Region transit ASes present in the Internet Routing Table: 2226 Average LACNIC Region AS path length visible: 5.2 Max LACNIC Region AS path length visible: 31 Number of LACNIC region 32-bit ASNs visible in the Routing Table: 8692 Number of LACNIC addresses announced to Internet: 176541184 Equivalent to 10 /8s, 133 /16s and 206 /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: 28028 Total AfriNIC prefixes after maximum aggregation: 5514 AfriNIC Deaggregation factor: 5.08 Prefixes being announced from the AfriNIC address blocks: 36072 Unique aggregates announced from the AfriNIC address blocks: 11720 AfriNIC Region origin ASes present in the Internet Routing Table: 1652 AfriNIC Prefixes per ASN: 21.84 AfriNIC Region origin ASes announcing only one prefix: 575 AfriNIC Region transit ASes present in the Internet Routing Table: 330 Average AfriNIC Region AS path length visible: 5.0 Max AfriNIC Region AS path length visible: 60 Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 979 Number of AfriNIC addresses announced to Internet: 107809536 Equivalent to 6 /8s, 109 /16s and 11 /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 8987 8883 46 CHINAMOBILE-CN China Mobile Communicati 7545 5916 787 688 TPG-INTERNET-AP TPG Telecom Limited, AU 4538 4837 4192 75 ERX-CERNET-BKB China Education and Rese 7552 3566 1330 19 VIETEL-AS-AP Viettel Group, VN 7713 3510 1042 59 TELKOMNET-AS-AP PT Telekomunikasi Indon 45899 3420 1880 56 VNPT-AS-VN VNPT Corp, VN 9498 2425 499 236 BBIL-AP BHARTI Airtel Ltd., IN 4766 2250 11123 594 KIXS-AS-KR Korea Telecom, KR 45090 2172 1438 79 TENCENT-NET-AP Shenzhen Tencent Compute 4755 2123 424 216 TATACOMM-AS TATA Communications formerl 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 6782 10395 2685 AMAZON-02, US 11492 4509 299 677 CABLEONE, US 22773 3932 3074 360 ASN-CXA-ALL-CCI-22773-RDC, US 7155 3902 265 32 VIASAT-SP-BACKBONE, US 16625 3471 1788 2510 AKAMAI-AS, US 6327 3436 1319 63 SHAW, CA 749 2991 50739 2249 DNIC-AS-00749, US 30036 2633 375 130 MEDIACOM-ENTERPRISE-BUSINESS, US 396982 2510 3343 359 GOOGLE-CLOUD-PLATFORM, US 209 2411 4936 410 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 6863 1730 144 UNI2-AS, ES 8551 4008 374 39 BEZEQ-INTERNATIONAL-AS Bezeqint Interne 39891 4005 234 45 ALJAWWALSTC-AS, SA 20940 4002 3193 571 AKAMAI-ASN1, NL 12389 2906 2287 906 ROSTELECOM-AS, RU 6849 2718 355 21 UKRTELNET, UA 9009 2580 254 1336 M247, GB 34984 2252 358 639 TELLCOM-AS, TR 58224 1775 933 560 TCI, IR 61317 1635 115 1067 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 10751 3397 556 Uninet S.A. de C.V., MX 10620 3473 514 774 Telmex Colombia S.A., CO 11830 2428 369 64 Instituto Costarricense de Electricidad 13999 1911 314 507 Mega Cable, S.A. de C.V., MX 28573 1357 2329 273 Claro NXT Telecomunicacoes Ltda, BR 6503 1291 338 521 Axtel, S.A.B. de C.V., MX 3816 1262 683 152 COLOMBIA TELECOMUNICACIONES S.A. ESP, C 6147 1078 369 21 Telefonica del Peru S.A.A., PE 11664 998 179 459 Techtel LMDS Comunicaciones Interactiva 26615 979 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 1610 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 967 65 45 ORANGE-COTE-IVOIRE, CI 36935 789 520 42 Vodafone-, EG 6713 610 1863 34 IAM-AS, MA 15399 515 51 36 WANANCHI-, KE 37342 462 32 1 MOVITEL, MZ 23889 402 232 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 10751 3397 556 Uninet S.A. de C.V., MX 9808 8987 8883 46 CHINAMOBILE-CN China Mobile Communicati 12479 6863 1730 144 UNI2-AS, ES 16509 6782 10395 2685 AMAZON-02, US 7545 5916 787 688 TPG-INTERNET-AP TPG Telecom Limited, AU 4538 4837 4192 75 ERX-CERNET-BKB China Education and Rese 11492 4509 299 677 CABLEONE, US 8551 4008 374 39 BEZEQ-INTERNATIONAL-AS Bezeqint Interne 39891 4005 234 45 ALJAWWALSTC-AS, SA 20940 4002 3193 571 AKAMAI-ASN1, NL 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 8987 8941 CHINAMOBILE-CN China Mobile Communications Grou 12479 6863 6719 UNI2-AS, ES 7545 5916 5228 TPG-INTERNET-AP TPG Telecom Limited, AU 4538 4837 4762 ERX-CERNET-BKB China Education and Research Net 16509 6782 4097 AMAZON-02, US 8551 4008 3969 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo 39891 4005 3960 ALJAWWALSTC-AS, SA 7155 3902 3870 VIASAT-SP-BACKBONE, US 11492 4509 3832 CABLEONE, US 22773 3932 3572 ASN-CXA-ALL-CCI-22773-RDC, US 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 23.141.0.0/24 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 41.57.124.0/24 Origin: 37442 UNASSIGNED 41.57.124.0/24 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 /11:99 /12:305 /13:590 /14:1199 /15:2093 /16:13530 /17:8323 /18:13859 /19:25058 /20:44338 /21:51567 /22:108287 /23:96108 /24:530085 /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 5843 6863 UNI2-AS, ES 8151 4496 10751 Uninet S.A. de C.V., MX 8551 3471 4008 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo 11492 3416 4509 CABLEONE, US 6327 3247 3436 SHAW, CA 39891 3189 4005 ALJAWWALSTC-AS, SA 7155 2991 3902 VIASAT-SP-BACKBONE, US 22773 2934 3932 ASN-CXA-ALL-CCI-22773-RDC, US 6849 2576 2718 UKRTELNET, UA 30036 2290 2633 MEDIACOM-ENTERPRISE-BUSINESS, US Complete listing at https://bgp.nsrc.org/REN/AARNET/data-sXXas-nos Number of /24s announced per /8 block (Global) ---------------------------------------------- 1:1921 2:1042 3:157 4:5 5:3814 6:109 7:6 8:1542 9:1 11:173 12:1645 13:344 14:2337 15:232 16:44 17:385 18:183 19:1 20:238 21:4 22:188 23:5754 24:2393 25:6 27:2679 29:19 31:2445 32:92 34:7 35:88 36:1800 37:4435 38:3196 39:716 40:152 41:3881 42:1126 43:2232 44:289 45:15975 46:4094 47:328 49:1686 50:1950 51:237 52:1450 54:386 55:848 56:8 57:60 58:1828 59:1189 60:970 61:2265 62:2524 63:1933 64:5559 65:2335 66:4873 67:2974 68:1191 69:4174 70:1332 71:687 72:3024 74:2611 75:1398 76:589 77:2228 78:1868 79:3134 80:1994 81:1632 82:1494 83:1212 84:1337 85:2949 86:730 87:1907 88:1155 89:3331 90:539 91:7621 92:2014 93:2553 94:3471 95:3840 96:1308 97:345 98:1014 99:752 100:77 101:1031 102:2155 103:29484 104:4525 105:468 106:873 107:2551 108:863 109:4315 110:1986 111:3267 112:2027 113:1494 114:1488 115:2138 116:1892 117:2401 118:2315 119:1861 120:1658 121:1107 122:2532 123:2125 124:1542 125:2132 128:1249 129:1058 130:989 131:2027 132:817 133:377 134:1939 135:306 136:896 137:1000 138:2466 139:1534 140:896 141:1442 142:1264 143:1412 144:1205 145:354 146:1824 147:1519 148:2241 149:1676 150:868 151:1064 152:1853 153:542 154:3647 155:1433 156:1690 157:1268 158:1037 159:2228 160:2508 161:1271 162:3470 163:1294 164:1645 165:1627 166:764 167:1759 168:3805 169:891 170:4520 171:832 172:3247 173:3108 174:1020 175:1147 176:3565 177:4643 178:3544 179:2160 180:2370 181:3230 182:3215 183:1941 184:2345 185:19623 186:4408 187:3806 188:3975 189:3396 190:9036 191:1484 192:10987 193:8655 194:7069 195:5008 196:3039 197:2421 198:5975 199:6029 200:7597 201:5853 202:10529 203:10244 204:4461 205:3426 206:3714 207:3370 208:4027 209:4656 210:4477 211:2432 212:4027 213:3438 214:1144 215:67 216:6482 217:2639 218:1315 219:571 220:2003 221:969 222:843 223:1954 End of report