IPv4 R&E Routing Table Report 21:10 GMT Fri 29 Mar, 2024 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: 940432 Prefixes after maximum aggregation (per Origin AS): 358617 Deaggregation factor: 2.62 Unique aggregates announced (without unneeded subnets): 458464 Number of IPv4 prefixes with a valid ROA: 458781 Number of IPv4 prefixes with an invalid ROA: 1715 Number of IPv4 prefixes with no ROA: 479936 Total ASes present in the Internet Routing Table: 75528 Prefixes per ASN: 12.45 Origin-only ASes present in the Internet Routing Table: 64850 Origin ASes announcing only one prefix: 26565 Transit ASes present in the Internet Routing Table: 10678 Transit-only ASes present in the Internet Routing Table: 506 Paths with bogon ASNs present in the IPv4 Routing Table: 35 Average AS path length visible in the Internet Routing Table: 4.4 Max AS path length visible: 56 Max AS path prepend of ASN (265020) 50 Prefixes from unregistered ASNs in the Routing Table: 1074 Number of instances of unregistered ASNs: 1077 Number of 32-bit ASNs allocated by the RIRs: 43966 Number of 32-bit ASNs visible in the Routing Table: 36084 Prefixes from 32-bit ASNs in the Routing Table: 183276 Number of bogon 32-bit ASNs visible in the Routing Table: 22 Special use prefixes present in the Routing Table: 1 Prefixes being announced from unallocated address space: 580 Number of addresses announced to Internet: 3028090368 Equivalent to 180 /8s, 124 /16s and 254 /24s Percentage of available address space announced: 81.8 Percentage of allocated address space announced: 81.8 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: 309857 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 248667 Total APNIC prefixes after maximum aggregation: 72502 APNIC Deaggregation factor: 3.43 Prefixes being announced from the APNIC address blocks: 241334 Unique aggregates announced from the APNIC address blocks: 99910 APNIC Region origin ASes present in the Internet Routing Table: 14014 APNIC Prefixes per ASN: 17.22 APNIC Region origin ASes announcing only one prefix: 4246 APNIC Region transit ASes present in the Internet Routing Table: 1869 Average APNIC Region AS path length visible: 4.2 Max APNIC Region AS path length visible: 29 Number of APNIC region 32-bit ASNs visible in the Routing Table: 9427 Number of APNIC addresses announced to Internet: 760315648 Equivalent to 45 /8s, 81 /16s and 127 /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, 131072-153913 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: 274601 Total ARIN prefixes after maximum aggregation: 123995 ARIN Deaggregation factor: 2.21 Prefixes being announced from the ARIN address blocks: 279128 Unique aggregates announced from the ARIN address blocks: 132534 ARIN Region origin ASes present in the Internet Routing Table: 19129 ARIN Prefixes per ASN: 14.59 ARIN Region origin ASes announcing only one prefix: 6970 ARIN Region transit ASes present in the Internet Routing Table: 1964 Average ARIN Region AS path length visible: 4.0 Max ARIN Region AS path length visible: 24 Number of ARIN region 32-bit ASNs visible in the Routing Table: 4874 Number of ARIN addresses announced to Internet: 1269710336 Equivalent to 75 /8s, 174 /16s and 62 /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: 264003 Total RIPE prefixes after maximum aggregation: 126434 RIPE Deaggregation factor: 2.09 Prefixes being announced from the RIPE address blocks: 259025 Unique aggregates announced from the RIPE address blocks: 162865 RIPE Region origin ASes present in the Internet Routing Table: 28585 RIPE Prefixes per ASN: 9.06 RIPE Region origin ASes announcing only one prefix: 12107 RIPE Region transit ASes present in the Internet Routing Table: 3945 Average RIPE Region AS path length visible: 4.5 Max RIPE Region AS path length visible: 44 Number of RIPE region 32-bit ASNs visible in the Routing Table: 11679 Number of RIPE addresses announced to Internet: 714688256 Equivalent to 42 /8s, 153 /16s and 71 /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 196608-216475 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: 121324 Total LACNIC prefixes after maximum aggregation: 28830 LACNIC Deaggregation factor: 4.21 Prefixes being announced from the LACNIC address blocks: 119653 Unique aggregates announced from the LACNIC address blocks: 49640 LACNIC Region origin ASes present in the Internet Routing Table: 11062 LACNIC Prefixes per ASN: 10.82 LACNIC Region origin ASes announcing only one prefix: 2596 LACNIC Region transit ASes present in the Internet Routing Table: 2377 Average LACNIC Region AS path length visible: 5.0 Max LACNIC Region AS path length visible: 56 Number of LACNIC region 32-bit ASNs visible in the Routing Table: 8920 Number of LACNIC addresses announced to Internet: 177277184 Equivalent to 10 /8s, 145 /16s and 9 /24s LACNIC AS Blocks 26592-26623, 27648-28671, 52224-53247, 61440-61951, 64099-64197, 262144-274844 + 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: 30763 Total AfriNIC prefixes after maximum aggregation: 6145 AfriNIC Deaggregation factor: 5.01 Prefixes being announced from the AfriNIC address blocks: 40711 Unique aggregates announced from the AfriNIC address blocks: 13050 AfriNIC Region origin ASes present in the Internet Routing Table: 1816 AfriNIC Prefixes per ASN: 22.42 AfriNIC Region origin ASes announcing only one prefix: 646 AfriNIC Region transit ASes present in the Internet Routing Table: 355 Average AfriNIC Region AS path length visible: 5.1 Max AfriNIC Region AS path length visible: 31 Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1184 Number of AfriNIC addresses announced to Internet: 105789696 Equivalent to 6 /8s, 78 /16s and 57 /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 9824 8741 61 CHINAMOBILE-CN China Mobile Communicati 7545 5657 777 673 TPG-INTERNET-AP TPG Telecom Limited, AU 18403 4626 347 25 FPT-AS-AP FPT Telecom Company, VN 7552 3857 1330 20 VIETEL-AS-AP Viettel Group, VN 7713 3608 1043 64 TELKOMNET-AS-AP PT Telekomunikasi Indon 9498 3525 495 254 BBIL-AP BHARTI Airtel Ltd., IN 45899 3271 1867 92 VNPT-AS-VN VNPT Corp, VN 24560 2766 863 367 AIRTELBROADBAND-AS-AP Bharti Airtel Ltd 4755 2178 433 191 TATACOMM-AS TATA Communications formerl 45090 2150 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 9800 11364 3401 AMAZON-02, US 11492 4596 305 619 CABLEONE, US 7155 4170 287 89 VIASAT-SP-BACKBONE, US 6327 3603 1320 75 SHAW, CA 22773 3595 3069 278 ASN-CXA-ALL-CCI-22773-RDC, US 174 3524 6651 696 COGENT-174, US 749 3189 54916 2441 DNIC-AS-00749, US 16625 3134 1343 2235 AKAMAI-AS, US 367 2887 3596 1367 DNIC-ASBLK-00306-00371, US 396982 2763 3641 412 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 7675 1709 144 UNI2-AS, ES 39891 4758 286 60 ALJAWWALSTC-AS, SA 20940 3848 3395 126 AKAMAI-ASN1, NL 9009 3261 283 1593 M247, RO 12389 2987 2304 904 ROSTELECOM-AS, RU 8551 2649 368 35 BEZEQ-INTERNATIONAL-AS Bezeqint Interne 34984 2341 363 589 TELLCOM-AS, TR 13188 1607 100 26 TRIOLAN, UA 8452 1528 1852 14 TE-AS TE-AS, EG 44477 1500 98 711 STARK-INDUSTRIES, 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 12336 3314 487 UNINET, MX 10620 3527 497 888 Telmex Colombia S.A., CO 13999 2515 342 655 Mega Cable, S.A. de C.V., MX 11830 2004 369 64 Instituto Costarricense de Electricidad 28573 1343 2319 241 Claro NXT Telecomunicacoes Ltda, BR 3816 1312 788 199 COLOMBIA TELECOMUNICACIONES S.A. ESP, C 11664 1148 179 424 Techtel LMDS Comunicaciones Interactiva 6503 1103 346 480 Axtel, S.A.B. de C.V., MX 6147 1089 369 22 Telefonica del Peru S.A.A., PE 26615 1067 2503 53 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 1549 545 28 RAYA-AS, EG 24863 1492 389 20 LINKdotNET-AS, EG 36992 1367 1519 283 ETISALAT-MISR, EG 36903 1249 554 96 MT-MPLS, MA 29571 1207 76 61 ORANGE-COTE-IVOIRE, CI 36935 935 521 42 Vodafone-, EG 6713 555 1861 34 IAM-AS, MA 15399 534 56 53 WANANCHI-, KE 36914 489 82 3 KENET-AS, KE 24757 428 73 5 EthioNet-AS, ET 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 12336 3314 487 UNINET, MX 9808 9824 8741 61 CHINAMOBILE-CN China Mobile Communicati 16509 9800 11364 3401 AMAZON-02, US 12479 7675 1709 144 UNI2-AS, ES 7545 5657 777 673 TPG-INTERNET-AP TPG Telecom Limited, AU 39891 4758 286 60 ALJAWWALSTC-AS, SA 18403 4626 347 25 FPT-AS-AP FPT Telecom Company, VN 11492 4596 305 619 CABLEONE, US 7155 4170 287 89 VIASAT-SP-BACKBONE, US 7552 3857 1330 20 VIETEL-AS-AP Viettel Group, VN 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 9824 9763 CHINAMOBILE-CN China Mobile Communications Grou 12479 7675 7531 UNI2-AS, ES 16509 9800 6399 AMAZON-02, US 7545 5657 4984 TPG-INTERNET-AP TPG Telecom Limited, AU 39891 4758 4698 ALJAWWALSTC-AS, SA 18403 4626 4601 FPT-AS-AP FPT Telecom Company, VN 7155 4170 4081 VIASAT-SP-BACKBONE, US 11492 4596 3977 CABLEONE, US 7552 3857 3837 VIETEL-AS-AP Viettel Group, VN 20940 3848 3722 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 65536 DOCUMENT 5.102.30.0/24 198471 LINKEM-AS, IT 33123 UNALLOCATED 8.10.69.0/24 174 COGENT-174, US 12169 UNALLOCATED 8.15.207.0/24 32787 PROLEXIC-TECHNOLOGIES-DDOS-M 40493 UNALLOCATED 8.17.26.0/24 3356 LEVEL3, US 46639 UNALLOCATED 8.17.66.0/24 701 UUNET, 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 CROWNCASTLE-AS46887, US 396894 UNALLOCATED 8.28.201.0/24 3356 LEVEL3, US 394936 UNALLOCATED 8.33.224.0/24 22442 HOU-PHONOSCOPE, US Complete listing at https://bgp.nsrc.org/REN/AARNET/data-badAS Prefixes from the Special Purpose Address Registry (Global) ----------------------------------------------------------- Prefix Origin AS Description 192.88.99.0/24 6939 HURRICANE, US Complete listing at https://bgp.nsrc.org/REN/AARNET/data-spar Advertised Unallocated Addresses -------------------------------- Unassigned Network ASN Information AS Name 23.140.216.0/24 Origin: 27176 DATAWAGON, US 23.140.216.0/24 Transit: 20278 NEXEON, US 23.141.0.0/24 Origin: 395350 RESERVED, ZZ 23.141.0.0/24 Transit: 11426 TWC-11426-CAROLINAS, US 27.0.192.0/22 Origin: 138415 HENGDA-HK HENGDA NETWORK LIMITED, HK 27.0.192.0/22 Transit: 51847 NEAROUTE, HK 27.0.192.0/24 Origin: 138195 MOACKCOLTD-AS-AP MOACK.Co.LTD, KR 27.0.192.0/24 Transit: 3786 LGDACOM LG DACOM Corporation, KR 27.0.193.0/24 Origin: 138195 MOACKCOLTD-AS-AP MOACK.Co.LTD, KR 27.0.193.0/24 Transit: 3786 LGDACOM LG DACOM Corporation, KR 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 /9:14 /10:36 /11:95 /12:297 /13:581 /14:1194 /15:2100 /16:13300 /17:8200 /18:13654 /19:24617 /20:43359 /21:51219 /22:110567 /23:98683 /24:572499 /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 6792 7675 UNI2-AS, ES 8151 6361 12336 UNINET, MX 11492 3509 4596 CABLEONE, US 39891 3440 4758 ALJAWWALSTC-AS, SA 6327 3401 3603 SHAW, CA 7155 3114 4170 VIASAT-SP-BACKBONE, US 22773 2660 3595 ASN-CXA-ALL-CCI-22773-RDC, US 30036 2150 2494 MEDIACOM-ENTERPRISE-BUSINESS, US 10620 2133 3527 Telmex Colombia S.A., CO 8551 2125 2649 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo Complete listing at https://bgp.nsrc.org/REN/AARNET/data-sXXas-nos Number of /24s announced per /8 block (Global) ---------------------------------------------- 1:2270 2:1483 3:320 4:6 5:4520 6:162 7:6 8:1504 9:2 11:172 12:1468 13:378 14:2350 15:318 16:210 17:368 18:757 20:356 21:4 22:188 23:6642 24:2709 25:2 27:2638 29:19 31:2655 32:46 34:61 35:125 36:2235 37:4501 38:7157 39:894 40:125 41:4062 42:2240 43:2332 44:315 45:16956 46:4413 47:299 49:1893 50:1893 51:573 52:1583 54:307 55:871 56:5 57:168 58:2028 59:1187 60:1027 61:2568 62:2694 63:1907 64:5536 65:2200 66:4732 67:3058 68:1337 69:4081 70:1200 71:584 72:2905 74:2581 75:1550 76:631 77:2429 78:1850 79:2479 80:2173 81:1931 82:1562 83:1316 84:1643 85:3117 86:832 87:2029 88:1240 89:4016 90:679 91:8082 92:2197 93:2639 94:3672 95:4178 96:1306 97:312 98:1045 99:743 100:92 101:1168 102:3069 103:32483 104:4790 105:635 106:930 107:2754 108:1118 109:4052 110:2135 111:3214 112:2065 113:1765 114:1770 115:2056 116:1872 117:2619 118:2835 119:1955 120:1783 121:1272 122:2662 123:2234 124:1562 125:2845 126:32 128:1501 129:939 130:1106 131:1863 132:799 133:410 134:1722 135:316 136:942 137:1196 138:2807 139:1552 140:1391 141:1361 142:1577 143:1490 144:1011 145:347 146:2027 147:1737 148:2478 149:2570 150:1035 151:1339 152:1978 153:589 154:6203 155:1421 156:2221 157:1673 158:1075 159:2295 160:2604 161:1646 162:3600 163:1719 164:1632 165:2133 166:1063 167:1759 168:3919 169:796 170:4731 171:1004 172:3833 173:3041 174:904 175:1212 176:3678 177:4694 178:3603 179:2265 180:2376 181:3667 182:3374 183:2041 184:2272 185:20691 186:4924 187:4488 188:4042 189:4073 190:9312 191:1537 192:11012 193:9067 194:7442 195:5252 196:3162 197:2388 198:6001 199:7532 200:7996 201:6305 202:10305 203:10303 204:4567 205:3733 206:4502 207:3488 208:4134 209:5035 210:4484 211:2486 212:4289 213:3398 214:1089 215:50 216:6778 217:2810 218:1315 219:406 220:2043 221:1032 222:692 223:2195 End of report