IPv4 R&E Routing Table Report 21:10 GMT Thu 05 Oct, 2023 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: 930504 Prefixes after maximum aggregation (per Origin AS): 353207 Deaggregation factor: 2.63 Unique aggregates announced (without unneeded subnets): 453448 Number of IPv4 prefixes with a valid ROA: 424235 Number of IPv4 prefixes with an invalid ROA: 2402 Number of IPv4 prefixes with no ROA: 503867 Total ASes present in the Internet Routing Table: 74856 Prefixes per ASN: 12.43 Origin-only ASes present in the Internet Routing Table: 64324 Origin ASes announcing only one prefix: 26421 Transit ASes present in the Internet Routing Table: 10532 Transit-only ASes present in the Internet Routing Table: 459 Paths with bogon ASNs present in the IPv4 Routing Table: 73 Average AS path length visible in the Internet Routing Table: 4.4 Max AS path length visible: 102 Max AS path prepend of ASN (211389) 100 Prefixes from unregistered ASNs in the Routing Table: 1010 Number of instances of unregistered ASNs: 1043 Number of 32-bit ASNs allocated by the RIRs: 42770 Number of 32-bit ASNs visible in the Routing Table: 35174 Prefixes from 32-bit ASNs in the Routing Table: 175689 Number of bogon 32-bit ASNs visible in the Routing Table: 127 Special use prefixes present in the Routing Table: 2 Prefixes being announced from unallocated address space: 521 Number of addresses announced to Internet: 3052657664 Equivalent to 181 /8s, 243 /16s and 220 /24s Percentage of available address space announced: 82.5 Percentage of allocated address space announced: 82.5 Percentage of available address space allocated: 100.0 Percentage of address space in use by end-sites: 99.5 Total number of prefixes smaller than registry allocations: 309895 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 245150 Total APNIC prefixes after maximum aggregation: 70338 APNIC Deaggregation factor: 3.49 Prefixes being announced from the APNIC address blocks: 238752 Unique aggregates announced from the APNIC address blocks: 98967 APNIC Region origin ASes present in the Internet Routing Table: 13641 APNIC Prefixes per ASN: 17.50 APNIC Region origin ASes announcing only one prefix: 4088 APNIC Region transit ASes present in the Internet Routing Table: 1822 Average APNIC Region AS path length visible: 4.1 Max APNIC Region AS path length visible: 29 Number of APNIC region 32-bit ASNs visible in the Routing Table: 8995 Number of APNIC addresses announced to Internet: 772459776 Equivalent to 46 /8s, 10 /16s and 205 /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: 273446 Total ARIN prefixes after maximum aggregation: 123779 ARIN Deaggregation factor: 2.21 Prefixes being announced from the ARIN address blocks: 277098 Unique aggregates announced from the ARIN address blocks: 131915 ARIN Region origin ASes present in the Internet Routing Table: 19086 ARIN Prefixes per ASN: 14.52 ARIN Region origin ASes announcing only one prefix: 6953 ARIN Region transit ASes present in the Internet Routing Table: 1927 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: 4822 Number of ARIN addresses announced to Internet: 1277320960 Equivalent to 76 /8s, 34 /16s and 95 /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: 262033 Total RIPE prefixes after maximum aggregation: 123837 RIPE Deaggregation factor: 2.12 Prefixes being announced from the RIPE address blocks: 257123 Unique aggregates announced from the RIPE address blocks: 160041 RIPE Region origin ASes present in the Internet Routing Table: 28426 RIPE Prefixes per ASN: 9.05 RIPE Region origin ASes announcing only one prefix: 12058 RIPE Region transit ASes present in the Internet Routing Table: 3928 Average RIPE Region AS path length visible: 4.6 Max RIPE Region AS path length visible: 102 Number of RIPE region 32-bit ASNs visible in the Routing Table: 11352 Number of RIPE addresses announced to Internet: 716188160 Equivalent to 42 /8s, 176 /16s and 42 /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: 118920 Total LACNIC prefixes after maximum aggregation: 28582 LACNIC Deaggregation factor: 4.16 Prefixes being announced from the LACNIC address blocks: 117884 Unique aggregates announced from the LACNIC address blocks: 49373 LACNIC Region origin ASes present in the Internet Routing Table: 11045 LACNIC Prefixes per ASN: 10.67 LACNIC Region origin ASes announcing only one prefix: 2701 LACNIC Region transit ASes present in the Internet Routing Table: 2324 Average LACNIC Region AS path length visible: 5.2 Max LACNIC Region AS path length visible: 39 Number of LACNIC region 32-bit ASNs visible in the Routing Table: 8863 Number of LACNIC addresses announced to Internet: 178542592 Equivalent to 10 /8s, 164 /16s and 88 /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: 29945 Total AfriNIC prefixes after maximum aggregation: 5964 AfriNIC Deaggregation factor: 5.02 Prefixes being announced from the AfriNIC address blocks: 39125 Unique aggregates announced from the AfriNIC address blocks: 12718 AfriNIC Region origin ASes present in the Internet Routing Table: 1798 AfriNIC Prefixes per ASN: 21.76 AfriNIC Region origin ASes announcing only one prefix: 621 AfriNIC Region transit ASes present in the Internet Routing Table: 339 Average AfriNIC Region AS path length visible: 5.1 Max AfriNIC Region AS path length visible: 28 Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1142 Number of AfriNIC addresses announced to Internet: 107721472 Equivalent to 6 /8s, 107 /16s and 179 /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 9487 8729 41 CHINAMOBILE-CN China Mobile Communicati 7545 5733 785 698 TPG-INTERNET-AP TPG Telecom Limited, AU 18403 4245 347 25 FPT-AS-AP FPT Telecom Company, VN 7713 3591 1043 63 TELKOMNET-AS-AP PT Telekomunikasi Indon 45899 3320 1835 90 VNPT-AS-VN VNPT Corp, VN 9498 3195 498 252 BBIL-AP BHARTI Airtel Ltd., IN 4538 2943 4192 73 ERX-CERNET-BKB China Education and Rese 7552 2940 1330 20 VIETEL-AS-AP Viettel Group, VN 24560 2531 850 381 AIRTELBROADBAND-AS-AP Bharti Airtel Ltd 4766 2287 11269 604 KIXS-AS-KR Korea Telecom, KR 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 9078 10987 3280 AMAZON-02, US 11492 4537 301 671 CABLEONE, US 7155 4177 288 100 VIASAT-SP-BACKBONE, US 6327 3545 1319 66 SHAW, CA 22773 3523 3070 294 ASN-CXA-ALL-CCI-22773-RDC, US 749 3163 54958 2415 DNIC-AS-00749, US 367 3019 3847 1418 DNIC-ASBLK-00306-00371, US 16625 3006 1412 2299 AKAMAI-AS, US 396982 2700 3597 396 GOOGLE-CLOUD-PLATFORM, US 30036 2498 359 372 MEDIACOM-ENTERPRISE-BUSINESS, 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 7385 1713 145 UNI2-AS, ES 39891 4897 290 61 ALJAWWALSTC-AS, SA 20940 4080 3398 152 AKAMAI-ASN1, NL 8551 3445 368 34 BEZEQ-INTERNATIONAL-AS Bezeqint Interne 9009 3025 273 1497 M247, RO 12389 2940 2295 912 ROSTELECOM-AS, RU 34984 2335 363 594 TELLCOM-AS, TR 58224 1721 923 531 TCI, IR 13188 1606 100 27 TRIOLAN, UA 8452 1520 1852 16 TE-AS TE-AS, EG 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 11810 3378 599 UNINET, MX 10620 3534 504 858 Telmex Colombia S.A., CO 13999 2399 331 627 Mega Cable, S.A. de C.V., MX 11830 1988 369 64 Instituto Costarricense de Electricidad 28573 1331 2324 233 Claro NXT Telecomunicacoes Ltda, BR 6503 1302 344 510 Axtel, S.A.B. de C.V., MX 3816 1297 766 191 COLOMBIA TELECOMUNICACIONES S.A. ESP, C 6147 1111 369 22 Telefonica del Peru S.A.A., PE 11664 1077 169 428 Techtel LMDS Comunicaciones Interactiva 26615 1035 2501 49 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 1606 393 19 LINKdotNET-AS, EG 24835 1535 549 28 RAYA-AS, EG 36992 1326 1516 283 ETISALAT-MISR, EG 36903 1248 553 98 MT-MPLS, MA 29571 1045 67 45 ORANGE-COTE-IVOIRE, CI 36935 938 521 44 Vodafone-, EG 6713 549 1861 34 IAM-AS, MA 15399 531 55 52 WANANCHI-, KE 37342 489 32 1 MOVITEL, MZ 24757 479 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 11810 3378 599 UNINET, MX 9808 9487 8729 41 CHINAMOBILE-CN China Mobile Communicati 16509 9078 10987 3280 AMAZON-02, US 12479 7385 1713 145 UNI2-AS, ES 7545 5733 785 698 TPG-INTERNET-AP TPG Telecom Limited, AU 39891 4897 290 61 ALJAWWALSTC-AS, SA 11492 4537 301 671 CABLEONE, US 18403 4245 347 25 FPT-AS-AP FPT Telecom Company, VN 7155 4177 288 100 VIASAT-SP-BACKBONE, US 20940 4080 3398 152 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 9487 9446 CHINAMOBILE-CN China Mobile Communications Grou 12479 7385 7240 UNI2-AS, ES 16509 9078 5798 AMAZON-02, US 7545 5733 5035 TPG-INTERNET-AP TPG Telecom Limited, AU 39891 4897 4836 ALJAWWALSTC-AS, SA 18403 4245 4220 FPT-AS-AP FPT Telecom Company, VN 7155 4177 4077 VIASAT-SP-BACKBONE, US 20940 4080 3928 AKAMAI-ASN1, NL 11492 4537 3866 CABLEONE, US 7713 3591 3528 TELKOMNET-AS-AP PT Telekomunikasi Indonesia, ID 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 65000 PRIVATE 5.227.24.0/22 8580 SANDY MTS Nizhniy Novgorod, 33492 UNALLOCATED 8.6.184.0/23 3356 LEVEL3, US 33123 UNALLOCATED 8.10.69.0/24 11168 SCC, US 12169 UNALLOCATED 8.15.207.0/24 32787 PROLEXIC-TECHNOLOGIES-DDOS-M 40493 UNALLOCATED 8.17.26.0/24 3356 LEVEL3, 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 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 100.96.100.0/24 57681 ASN-MGTS-USPD2, RU 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 23.176.160.0/24 Origin: 397327 RESERVED, ZZ 23.176.160.0/24 Transit: 19108 SUDDENLINK-COMMUNICATIONS, US 23.189.192.0/24 Origin: 27593 RESERVED, ZZ 23.189.192.0/24 Transit: 174 COGENT-174, US 36.255.139.0/24 Origin: 56050 NEW-SHINE-INTERNET-TH 134 Yenchit Road, 36.255.139.0/24 Transit: 58913 HCL-TH 4819 Supapong 3 Alley, Srinakarin 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 /10:38 /11:101 /12:299 /13:581 /14:1194 /15:2095 /16:13497 /17:8273 /18:13837 /19:25056 /20:44018 /21:51489 /22:110114 /23:99035 /24:560846 /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 6471 7385 UNI2-AS, ES 8151 5845 11810 UNINET, MX 39891 3632 4897 ALJAWWALSTC-AS, SA 11492 3450 4537 CABLEONE, US 6327 3356 3545 SHAW, CA 7155 3122 4177 VIASAT-SP-BACKBONE, US 8551 2922 3445 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo 22773 2577 3523 ASN-CXA-ALL-CCI-22773-RDC, US 30036 2155 2498 MEDIACOM-ENTERPRISE-BUSINESS, US 10620 2108 3534 Telmex Colombia S.A., CO Complete listing at https://bgp.nsrc.org/REN/AARNET/data-sXXas-nos Number of /24s announced per /8 block (Global) ---------------------------------------------- 1:2197 2:1415 3:266 4:5 5:4428 6:137 7:6 8:1513 9:1 11:172 12:1503 13:367 14:2326 15:304 16:197 17:367 18:656 20:289 21:4 22:188 23:6447 24:2519 25:2 27:2605 29:19 31:2544 32:75 34:25 35:117 36:1994 37:4535 38:5364 39:871 40:143 41:3995 42:2061 43:2283 44:321 45:16655 46:4293 47:371 49:1814 50:1888 51:584 52:1594 54:389 55:941 56:5 57:126 58:1864 59:1162 60:1003 61:2532 62:2689 63:1915 64:5683 65:2358 66:5008 67:3038 68:1345 69:4158 70:1190 71:675 72:2939 74:2623 75:1563 76:634 77:2301 78:1830 79:2991 80:2093 81:1823 82:1536 83:1305 84:1565 85:3110 86:766 87:2001 88:1203 89:3931 90:623 91:7841 92:2062 93:2620 94:3538 95:4051 96:1302 97:315 98:1085 99:732 100:91 101:1292 102:2918 103:32197 104:4758 105:577 106:905 107:2725 108:1136 109:4239 110:2135 111:3139 112:2062 113:1751 114:1717 115:2036 116:1880 117:2463 118:2705 119:1982 120:1782 121:1169 122:2617 123:2187 124:1568 125:2567 128:1467 129:921 130:1051 131:1989 132:865 133:407 134:1787 135:306 136:974 137:1124 138:2647 139:1601 140:1293 141:1329 142:1517 143:1557 144:1005 145:349 146:1966 147:1609 148:2497 149:2282 150:883 151:1229 152:1877 153:590 154:5100 155:1391 156:2020 157:1358 158:1055 159:2201 160:2644 161:1607 162:3524 163:1624 164:1712 165:1866 166:1082 167:1741 168:3820 169:806 170:4653 171:896 172:3814 173:2967 174:980 175:1192 176:3768 177:4474 178:3554 179:2157 180:2517 181:3536 182:3361 183:1980 184:2276 185:20636 186:4747 187:4154 188:4158 189:3879 190:9318 191:1391 192:10983 193:8970 194:7306 195:5201 196:3125 197:2438 198:6026 199:6177 200:8004 201:6147 202:10481 203:10161 204:4554 205:3718 206:4399 207:3504 208:4144 209:4919 210:4448 211:2483 212:4276 213:3406 214:1112 215:71 216:6736 217:2770 218:1298 219:468 220:2034 221:984 222:755 223:2145 End of report