IPv4 R&E Routing Table Report 21:10 GMT Sat 09 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: 897010 Prefixes after maximum aggregation (per Origin AS): 338865 Deaggregation factor: 2.65 Unique aggregates announced (without unneeded subnets): 436133 Number of IPv4 prefixes with a valid ROA: 335362 Number of IPv4 prefixes with an invalid ROA: 3055 Number of IPv4 prefixes with no ROA: 558593 Total ASes present in the Internet Routing Table: 73369 Prefixes per ASN: 12.23 Origin-only ASes present in the Internet Routing Table: 63051 Origin ASes announcing only one prefix: 25859 Transit ASes present in the Internet Routing Table: 10318 Transit-only ASes present in the Internet Routing Table: 389 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: 1001 Number of instances of unregistered ASNs: 1007 Number of 32-bit ASNs allocated by the RIRs: 39767 Number of 32-bit ASNs visible in the Routing Table: 32959 Prefixes from 32-bit ASNs in the Routing Table: 157203 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: 3067649280 Equivalent to 182 /8s, 216 /16s and 157 /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: 299380 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 236790 Total APNIC prefixes after maximum aggregation: 66719 APNIC Deaggregation factor: 3.55 Prefixes being announced from the APNIC address blocks: 231846 Unique aggregates announced from the APNIC address blocks: 95526 APNIC Region origin ASes present in the Internet Routing Table: 12756 APNIC Prefixes per ASN: 18.18 APNIC Region origin ASes announcing only one prefix: 3672 APNIC Region transit ASes present in the Internet Routing Table: 1747 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: 772685312 Equivalent to 46 /8s, 14 /16s and 62 /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: 263673 Total ARIN prefixes after maximum aggregation: 120510 ARIN Deaggregation factor: 2.19 Prefixes being announced from the ARIN address blocks: 263831 Unique aggregates announced from the ARIN address blocks: 127007 ARIN Region origin ASes present in the Internet Routing Table: 19038 ARIN Prefixes per ASN: 13.86 ARIN Region origin ASes announcing only one prefix: 6918 ARIN Region transit ASes present in the Internet Routing Table: 1933 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: 4555 Number of ARIN addresses announced to Internet: 1296139776 Equivalent to 77 /8s, 65 /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: 251523 Total RIPE prefixes after maximum aggregation: 117710 RIPE Deaggregation factor: 2.14 Prefixes being announced from the RIPE address blocks: 248940 Unique aggregates announced from the RIPE address blocks: 152653 RIPE Region origin ASes present in the Internet Routing Table: 28175 RIPE Prefixes per ASN: 8.84 RIPE Region origin ASes announcing only one prefix: 12049 RIPE Region transit ASes present in the Internet Routing Table: 3923 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: 10748 Number of RIPE addresses announced to Internet: 714139648 Equivalent to 42 /8s, 144 /16s and 232 /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: 115992 Total LACNIC prefixes after maximum aggregation: 27673 LACNIC Deaggregation factor: 4.19 Prefixes being announced from the LACNIC address blocks: 115787 Unique aggregates announced from the LACNIC address blocks: 48772 LACNIC Region origin ASes present in the Internet Routing Table: 10967 LACNIC Prefixes per ASN: 10.56 LACNIC Region origin ASes announcing only one prefix: 2645 LACNIC Region transit ASes present in the Internet Routing Table: 2227 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: 8696 Number of LACNIC addresses announced to Internet: 176545536 Equivalent to 10 /8s, 133 /16s and 223 /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: 28031 Total AfriNIC prefixes after maximum aggregation: 5506 AfriNIC Deaggregation factor: 5.09 Prefixes being announced from the AfriNIC address blocks: 36084 Unique aggregates announced from the AfriNIC address blocks: 11740 AfriNIC Region origin ASes present in the Internet Routing Table: 1651 AfriNIC Prefixes per ASN: 21.86 AfriNIC Region origin ASes announcing only one prefix: 575 AfriNIC Region transit ASes present in the Internet Routing Table: 329 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: 107839232 Equivalent to 6 /8s, 109 /16s and 127 /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 2426 499 237 BBIL-AP BHARTI Airtel Ltd., IN 4766 2255 11123 596 KIXS-AS-KR Korea Telecom, KR 45090 2172 1438 79 TENCENT-NET-AP Shenzhen Tencent Compute 4755 2124 425 217 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 6789 10397 2686 AMAZON-02, US 11492 4509 299 677 CABLEONE, US 22773 3933 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 2992 50739 2250 DNIC-AS-00749, US 30036 2633 375 130 MEDIACOM-ENTERPRISE-BUSINESS, US 396982 2510 3343 359 GOOGLE-CLOUD-PLATFORM, US 209 2410 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 4011 374 39 BEZEQ-INTERNATIONAL-AS Bezeqint Interne 20940 4007 3193 571 AKAMAI-ASN1, NL 39891 4005 234 45 ALJAWWALSTC-AS, SA 12389 2906 2287 906 ROSTELECOM-AS, RU 6849 2718 355 21 UKRTELNET, UA 9009 2579 254 1335 M247, GB 34984 2252 358 639 TELLCOM-AS, TR 58224 1775 933 560 TCI, IR 61317 1633 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 10755 3397 557 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 1359 2330 272 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 511 51 33 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 10755 3397 557 Uninet S.A. de C.V., MX 9808 8987 8883 46 CHINAMOBILE-CN China Mobile Communicati 12479 6863 1730 144 UNI2-AS, ES 16509 6789 10397 2686 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 4011 374 39 BEZEQ-INTERNATIONAL-AS Bezeqint Interne 20940 4007 3193 571 AKAMAI-ASN1, NL 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 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 6789 4103 AMAZON-02, US 8551 4011 3972 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 3933 3573 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 /11:100 /12:306 /13:592 /14:1202 /15:2094 /16:13551 /17:8343 /18:13899 /19:25100 /20:44419 /21:51705 /22:108374 /23:96328 /24:530927 /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 4500 10755 Uninet S.A. de C.V., MX 8551 3474 4011 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 2935 3933 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 5:3815 6:109 7:6 8:1543 9:1 11:173 12:1644 13:344 14:2337 15:232 16:43 17:383 18:183 19:1 20:239 21:4 22:188 23:5761 24:2397 25:6 27:2680 29:19 31:2433 32:92 34:7 35:88 36:1800 37:4434 38:3204 39:716 40:152 41:3890 42:1125 43:2236 44:289 45:16035 46:4103 47:329 49:1686 50:1949 51:237 52:1449 54:386 55:851 56:8 57:60 58:1828 59:1187 60:969 61:2265 62:2523 63:1930 64:5560 65:2334 66:4879 67:2985 68:1191 69:4163 70:1332 71:687 72:3046 74:2639 75:1398 76:589 77:2221 78:1868 79:3134 80:1994 81:1632 82:1495 83:1211 84:1337 85:2953 86:730 87:1906 88:1154 89:3324 90:540 91:7627 92:2015 93:2554 94:3474 95:3844 96:1308 97:352 98:1014 99:753 100:77 101:1041 102:2153 103:29518 104:4532 105:468 106:874 107:2551 108:864 109:4319 110:1986 111:3267 112:2027 113:1496 114:1488 115:2136 116:1893 117:2432 118:2315 119:1863 120:1654 121:1105 122:2533 123:2125 124:1542 125:2133 128:1253 129:1058 130:988 131:2031 132:814 133:377 134:1941 135:306 136:894 137:1000 138:2478 139:1532 140:904 141:1447 142:1288 143:1422 144:1206 145:354 146:1829 147:1520 148:2234 149:1716 150:869 151:1064 152:1853 153:542 154:3649 155:1437 156:1691 157:1267 158:1038 159:2233 160:2510 161:1287 162:3473 163:1293 164:1645 165:1632 166:765 167:1755 168:3838 169:890 170:4551 171:834 172:3251 173:3139 174:1020 175:1148 176:3568 177:4664 178:3548 179:2190 180:2381 181:3241 182:3216 183:1941 184:2344 185:19639 186:4364 187:3803 188:3974 189:3399 190:9030 191:1488 192:11007 193:8657 194:7081 195:5014 196:3034 197:2418 198:5985 199:6055 200:7595 201:5867 202:10553 203:10254 204:4530 205:3453 206:3749 207:3393 208:4029 209:4687 210:4486 211:2432 212:4029 213:3437 214:1136 215:67 216:6496 217:2639 218:1315 219:571 220:2004 221:969 222:843 223:1957 End of report