IPv4 R&E Routing Table Report 21:10 GMT Thu 28 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: 940246 Prefixes after maximum aggregation (per Origin AS): 358575 Deaggregation factor: 2.62 Unique aggregates announced (without unneeded subnets): 458406 Number of IPv4 prefixes with a valid ROA: 458419 Number of IPv4 prefixes with an invalid ROA: 1838 Number of IPv4 prefixes with no ROA: 479988 Total ASes present in the Internet Routing Table: 75505 Prefixes per ASN: 12.45 Origin-only ASes present in the Internet Routing Table: 64822 Origin ASes announcing only one prefix: 26555 Transit ASes present in the Internet Routing Table: 10683 Transit-only ASes present in the Internet Routing Table: 505 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: 1060 Number of instances of unregistered ASNs: 1063 Number of 32-bit ASNs allocated by the RIRs: 43946 Number of 32-bit ASNs visible in the Routing Table: 36069 Prefixes from 32-bit ASNs in the Routing Table: 183603 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: 573 Number of addresses announced to Internet: 3028144640 Equivalent to 180 /8s, 125 /16s and 210 /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: 309891 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 248610 Total APNIC prefixes after maximum aggregation: 72550 APNIC Deaggregation factor: 3.43 Prefixes being announced from the APNIC address blocks: 241284 Unique aggregates announced from the APNIC address blocks: 99972 APNIC Region origin ASes present in the Internet Routing Table: 14000 APNIC Prefixes per ASN: 17.23 APNIC Region origin ASes announcing only one prefix: 4249 APNIC Region transit ASes present in the Internet Routing Table: 1864 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: 9415 Number of APNIC addresses announced to Internet: 760190464 Equivalent to 45 /8s, 79 /16s and 150 /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: 274561 Total ARIN prefixes after maximum aggregation: 123955 ARIN Deaggregation factor: 2.22 Prefixes being announced from the ARIN address blocks: 279109 Unique aggregates announced from the ARIN address blocks: 132454 ARIN Region origin ASes present in the Internet Routing Table: 19126 ARIN Prefixes per ASN: 14.59 ARIN Region origin ASes announcing only one prefix: 6962 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: 4871 Number of ARIN addresses announced to Internet: 1269916160 Equivalent to 75 /8s, 177 /16s and 98 /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: 264053 Total RIPE prefixes after maximum aggregation: 126405 RIPE Deaggregation factor: 2.09 Prefixes being announced from the RIPE address blocks: 259037 Unique aggregates announced from the RIPE address blocks: 162911 RIPE Region origin ASes present in the Internet Routing Table: 28584 RIPE Prefixes per ASN: 9.06 RIPE Region origin ASes announcing only one prefix: 12097 RIPE Region transit ASes present in the Internet Routing Table: 3951 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: 11681 Number of RIPE addresses announced to Internet: 714753792 Equivalent to 42 /8s, 154 /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: 121448 Total LACNIC prefixes after maximum aggregation: 28835 LACNIC Deaggregation factor: 4.21 Prefixes being announced from the LACNIC address blocks: 119769 Unique aggregates announced from the LACNIC address blocks: 49618 LACNIC Region origin ASes present in the Internet Routing Table: 11061 LACNIC Prefixes per ASN: 10.83 LACNIC Region origin ASes announcing only one prefix: 2595 LACNIC Region transit ASes present in the Internet Routing Table: 2382 Average LACNIC Region AS path length visible: 5.1 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: 177270016 Equivalent to 10 /8s, 144 /16s and 237 /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: 30514 Total AfriNIC prefixes after maximum aggregation: 6127 AfriNIC Deaggregation factor: 4.98 Prefixes being announced from the AfriNIC address blocks: 40473 Unique aggregates announced from the AfriNIC address blocks: 12994 AfriNIC Region origin ASes present in the Internet Routing Table: 1813 AfriNIC Prefixes per ASN: 22.32 AfriNIC Region origin ASes announcing only one prefix: 652 AfriNIC Region transit ASes present in the Internet Routing Table: 350 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: 1182 Number of AfriNIC addresses announced to Internet: 105724416 Equivalent to 6 /8s, 77 /16s and 58 /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 9827 8741 61 CHINAMOBILE-CN China Mobile Communicati 7545 5660 777 673 TPG-INTERNET-AP TPG Telecom Limited, AU 18403 4611 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 3523 495 253 BBIL-AP BHARTI Airtel Ltd., IN 45899 3270 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 9758 11357 3408 AMAZON-02, US 11492 4596 305 619 CABLEONE, US 7155 4170 287 89 VIASAT-SP-BACKBONE, US 22773 3607 3071 287 ASN-CXA-ALL-CCI-22773-RDC, US 6327 3603 1320 75 SHAW, CA 174 3526 6651 696 COGENT-174, US 749 3189 54916 2441 DNIC-AS-00749, US 16625 3128 1342 2234 AKAMAI-AS, US 367 2895 3598 1370 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 3846 3395 126 AKAMAI-ASN1, NL 9009 3260 283 1597 M247, RO 12389 2982 2304 904 ROSTELECOM-AS, RU 8551 2651 368 35 BEZEQ-INTERNATIONAL-AS Bezeqint Interne 34984 2341 363 589 TELLCOM-AS, TR 13188 1607 100 26 TRIOLAN, UA 8452 1527 1852 14 TE-AS TE-AS, EG 44477 1498 98 710 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 1313 788 194 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 1071 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 1507 509 27 RAYA-AS, EG 24863 1493 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 812 520 43 Vodafone-, EG 6713 555 1861 34 IAM-AS, MA 15399 534 56 53 WANANCHI-, KE 36914 490 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 9827 8741 61 CHINAMOBILE-CN China Mobile Communicati 16509 9758 11357 3408 AMAZON-02, US 12479 7675 1709 144 UNI2-AS, ES 7545 5660 777 673 TPG-INTERNET-AP TPG Telecom Limited, AU 39891 4758 286 60 ALJAWWALSTC-AS, SA 18403 4611 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 9827 9766 CHINAMOBILE-CN China Mobile Communications Grou 12479 7675 7531 UNI2-AS, ES 16509 9758 6350 AMAZON-02, US 7545 5660 4987 TPG-INTERNET-AP TPG Telecom Limited, AU 39891 4758 4698 ALJAWWALSTC-AS, SA 18403 4611 4586 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 3846 3720 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: 6939 HURRICANE, US 27.0.193.0/24 Origin: 138195 MOACKCOLTD-AS-AP MOACK.Co.LTD, KR 27.0.193.0/24 Transit: 6939 HURRICANE, 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 /9:14 /10:36 /11:95 /12:297 /13:581 /14:1194 /15:2101 /16:13301 /17:8200 /18:13654 /19:24621 /20:43330 /21:51181 /22:110479 /23:98673 /24:572472 /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 2662 3607 ASN-CXA-ALL-CCI-22773-RDC, US 30036 2149 2493 MEDIACOM-ENTERPRISE-BUSINESS, US 10620 2133 3527 Telmex Colombia S.A., CO 8551 2127 2651 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 2:1481 3:320 4:6 5:4527 6:162 7:6 8:1499 9:2 11:172 12:1467 13:374 14:2332 15:318 16:210 17:368 18:756 20:356 21:4 22:188 23:6641 24:2710 25:2 27:2638 29:19 31:2655 32:46 34:60 35:126 36:2232 37:4498 38:7167 39:894 40:125 41:4035 42:2234 43:2335 44:315 45:16935 46:4416 47:299 49:1893 50:1894 51:573 52:1582 54:306 55:894 56:5 57:168 58:2026 59:1191 60:1027 61:2574 62:2693 63:1907 64:5533 65:2187 66:4731 67:3056 68:1337 69:4086 70:1201 71:584 72:2903 74:2580 75:1550 76:632 77:2431 78:1848 79:2480 80:2172 81:1931 82:1560 83:1297 84:1649 85:3098 86:829 87:2030 88:1235 89:4062 90:679 91:8064 92:2200 93:2650 94:3672 95:4177 96:1306 97:312 98:1044 99:742 100:92 101:1168 102:3063 103:32463 104:4795 105:630 106:930 107:2755 108:1117 109:4060 110:2135 111:3203 112:2065 113:1763 114:1771 115:2055 116:1869 117:2623 118:2831 119:1951 120:1783 121:1274 122:2659 123:2214 124:1571 125:2846 126:32 128:1501 129:939 130:1106 131:1857 132:802 133:410 134:1722 135:317 136:941 137:1197 138:2823 139:1553 140:1391 141:1363 142:1599 143:1492 144:1010 145:347 146:2026 147:1737 148:2479 149:2574 150:1040 151:1336 152:1977 153:589 154:6183 155:1378 156:2238 157:1666 158:1076 159:2277 160:2605 161:1640 162:3603 163:1721 164:1634 165:2128 166:1063 167:1766 168:3931 169:795 170:4733 171:1003 172:3821 173:3045 174:904 175:1213 176:3681 177:4707 178:3608 179:2254 180:2379 181:3677 182:3374 183:2040 184:2267 185:20685 186:4934 187:4499 188:4040 189:4095 190:9312 191:1536 192:11020 193:9062 194:7438 195:5249 196:3110 197:2388 198:6005 199:7543 200:8033 201:6294 202:10291 203:10311 204:4568 205:3735 206:4504 207:3485 208:4142 209:5049 210:4483 211:2486 212:4284 213:3398 214:1091 215:50 216:6774 217:2821 218:1315 219:406 220:2046 221:1034 222:692 223:2227 End of report