IPv4 R&E Routing Table Report 21:10 GMT Sun 31 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: 899129 Prefixes after maximum aggregation (per Origin AS): 339433 Deaggregation factor: 2.65 Unique aggregates announced (without unneeded subnets): 437376 Number of IPv4 prefixes with a valid ROA: 343117 Number of IPv4 prefixes with an invalid ROA: 3113 Number of IPv4 prefixes with no ROA: 552899 Total ASes present in the Internet Routing Table: 73461 Prefixes per ASN: 12.24 Origin-only ASes present in the Internet Routing Table: 63122 Origin ASes announcing only one prefix: 25952 Transit ASes present in the Internet Routing Table: 10339 Transit-only ASes present in the Internet Routing Table: 395 Paths with bogon ASNs present in the IPv4 Routing Table: 67 Average AS path length visible in the Internet Routing Table: 4.4 Max AS path length visible: 36 Max AS path prepend of ASN ( 30036) 34 Prefixes from unregistered ASNs in the Routing Table: 1001 Number of instances of unregistered ASNs: 1031 Number of 32-bit ASNs allocated by the RIRs: 39905 Number of 32-bit ASNs visible in the Routing Table: 33103 Prefixes from 32-bit ASNs in the Routing Table: 158037 Number of bogon 32-bit ASNs visible in the Routing Table: 104 Special use prefixes present in the Routing Table: 3 Prefixes being announced from unallocated address space: 504 Number of addresses announced to Internet: 3071019520 Equivalent to 183 /8s, 12 /16s and 10 /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: 300174 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 237393 Total APNIC prefixes after maximum aggregation: 66915 APNIC Deaggregation factor: 3.55 Prefixes being announced from the APNIC address blocks: 232326 Unique aggregates announced from the APNIC address blocks: 96096 APNIC Region origin ASes present in the Internet Routing Table: 12820 APNIC Prefixes per ASN: 18.12 APNIC Region origin ASes announcing only one prefix: 3717 APNIC Region transit ASes present in the Internet Routing Table: 1759 Average APNIC Region AS path length visible: 4.1 Max APNIC Region AS path length visible: 24 Number of APNIC region 32-bit ASNs visible in the Routing Table: 8059 Number of APNIC addresses announced to Internet: 772829952 Equivalent to 46 /8s, 16 /16s and 115 /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: 264261 Total ARIN prefixes after maximum aggregation: 120803 ARIN Deaggregation factor: 2.19 Prefixes being announced from the ARIN address blocks: 264508 Unique aggregates announced from the ARIN address blocks: 127328 ARIN Region origin ASes present in the Internet Routing Table: 19039 ARIN Prefixes per ASN: 13.89 ARIN Region origin ASes announcing only one prefix: 6920 ARIN Region transit ASes present in the Internet Routing Table: 1911 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: 4571 Number of ARIN addresses announced to Internet: 1295860224 Equivalent to 77 /8s, 61 /16s and 66 /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: 252048 Total RIPE prefixes after maximum aggregation: 117640 RIPE Deaggregation factor: 2.14 Prefixes being announced from the RIPE address blocks: 249515 Unique aggregates announced from the RIPE address blocks: 152802 RIPE Region origin ASes present in the Internet Routing Table: 28173 RIPE Prefixes per ASN: 8.86 RIPE Region origin ASes announcing only one prefix: 12074 RIPE Region transit ASes present in the Internet Routing Table: 3939 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: 10775 Number of RIPE addresses announced to Internet: 717882368 Equivalent to 42 /8s, 202 /16s and 4 /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: 116256 Total LACNIC prefixes after maximum aggregation: 27762 LACNIC Deaggregation factor: 4.19 Prefixes being announced from the LACNIC address blocks: 115963 Unique aggregates announced from the LACNIC address blocks: 48830 LACNIC Region origin ASes present in the Internet Routing Table: 10979 LACNIC Prefixes per ASN: 10.56 LACNIC Region origin ASes announcing only one prefix: 2667 LACNIC Region transit ASes present in the Internet Routing Table: 2232 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: 8705 Number of LACNIC addresses announced to Internet: 176449024 Equivalent to 10 /8s, 132 /16s and 102 /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: 28170 Total AfriNIC prefixes after maximum aggregation: 5559 AfriNIC Deaggregation factor: 5.07 Prefixes being announced from the AfriNIC address blocks: 36312 Unique aggregates announced from the AfriNIC address blocks: 11899 AfriNIC Region origin ASes present in the Internet Routing Table: 1661 AfriNIC Prefixes per ASN: 21.86 AfriNIC Region origin ASes announcing only one prefix: 574 AfriNIC Region transit ASes present in the Internet Routing Table: 327 Average AfriNIC Region AS path length visible: 5.0 Max AfriNIC Region AS path length visible: 35 Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 993 Number of AfriNIC addresses announced to Internet: 107709952 Equivalent to 6 /8s, 107 /16s and 134 /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 9024 8883 47 CHINAMOBILE-CN China Mobile Communicati 7545 5923 785 690 TPG-INTERNET-AP TPG Telecom Limited, AU 4538 4837 4192 75 ERX-CERNET-BKB China Education and Rese 7552 3590 1330 19 VIETEL-AS-AP Viettel Group, VN 7713 3512 1042 61 TELKOMNET-AS-AP PT Telekomunikasi Indon 45899 3385 1879 49 VNPT-AS-VN VNPT Corp, VN 9498 2428 499 238 BBIL-AP BHARTI Airtel Ltd., IN 4766 2258 11123 597 KIXS-AS-KR Korea Telecom, KR 45090 2174 1438 79 TENCENT-NET-AP Shenzhen Tencent Compute 24560 2149 850 404 AIRTELBROADBAND-AS-AP Bharti Airtel Ltd 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 6750 10386 2699 AMAZON-02, US 11492 4530 300 628 CABLEONE, US 7155 3906 265 32 VIASAT-SP-BACKBONE, US 22773 3879 3072 355 ASN-CXA-ALL-CCI-22773-RDC, US 16625 3463 1782 2505 AKAMAI-AS, US 6327 3446 1319 64 SHAW, CA 749 3024 50732 2282 DNIC-AS-00749, US 30036 2601 371 286 MEDIACOM-ENTERPRISE-BUSINESS, US 396982 2523 3384 362 GOOGLE-CLOUD-PLATFORM, US 209 2371 4936 408 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 6881 1730 144 UNI2-AS, ES 20940 4055 3361 205 AKAMAI-ASN1, NL 39891 4006 234 46 ALJAWWALSTC-AS, SA 8551 3994 374 39 BEZEQ-INTERNATIONAL-AS Bezeqint Interne 12389 2914 2290 912 ROSTELECOM-AS, RU 6849 2754 355 21 UKRTELNET, UA 9009 2581 254 1334 M247, GB 34984 2244 357 633 TELLCOM-AS, TR 58224 1778 933 554 TCI, IR 13188 1610 100 27 TRIOLAN, UA 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 10793 3397 558 Uninet S.A. de C.V., MX 10620 3479 515 781 Telmex Colombia S.A., CO 11830 2411 369 64 Instituto Costarricense de Electricidad 13999 1921 314 511 Mega Cable, S.A. de C.V., MX 28573 1366 2331 269 Claro NXT Telecomunicacoes Ltda, BR 6503 1291 338 521 Axtel, S.A.B. de C.V., MX 3816 1267 693 153 COLOMBIA TELECOMUNICACIONES S.A. ESP, C 6147 1085 370 21 Telefonica del Peru S.A.A., PE 11664 1010 179 461 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 1607 393 21 LINKdotNET-AS, EG 24835 1546 521 31 RAYA-AS, EG 36992 1326 1519 268 ETISALAT-MISR, EG 36903 1199 545 114 MT-MPLS, MA 29571 969 66 46 ORANGE-COTE-IVOIRE, CI 36935 801 520 42 Vodafone-, EG 6713 611 1863 34 IAM-AS, MA 15399 517 52 38 WANANCHI-, KE 37342 481 32 1 MOVITEL, MZ 23889 401 232 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 10793 3397 558 Uninet S.A. de C.V., MX 9808 9024 8883 47 CHINAMOBILE-CN China Mobile Communicati 12479 6881 1730 144 UNI2-AS, ES 16509 6750 10386 2699 AMAZON-02, US 7545 5923 785 690 TPG-INTERNET-AP TPG Telecom Limited, AU 4538 4837 4192 75 ERX-CERNET-BKB China Education and Rese 11492 4530 300 628 CABLEONE, US 20940 4055 3361 205 AKAMAI-ASN1, NL 39891 4006 234 46 ALJAWWALSTC-AS, SA 8551 3994 374 39 BEZEQ-INTERNATIONAL-AS Bezeqint Interne 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 9024 8977 CHINAMOBILE-CN China Mobile Communications Grou 12479 6881 6737 UNI2-AS, ES 7545 5923 5233 TPG-INTERNET-AP TPG Telecom Limited, AU 4538 4837 4762 ERX-CERNET-BKB China Education and Research Net 16509 6750 4051 AMAZON-02, US 39891 4006 3960 ALJAWWALSTC-AS, SA 8551 3994 3955 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo 11492 4530 3902 CABLEONE, US 7155 3906 3874 VIASAT-SP-BACKBONE, US 20940 4055 3850 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 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 /12:307 /13:594 /14:1203 /15:2099 /16:13559 /17:8325 /18:13931 /19:25106 /20:44451 /21:51675 /22:108566 /23:96582 /24:532561 /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 5867 6881 UNI2-AS, ES 8151 4521 10793 Uninet S.A. de C.V., MX 8551 3457 3994 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo 11492 3434 4530 CABLEONE, US 6327 3257 3446 SHAW, CA 39891 3189 4006 ALJAWWALSTC-AS, SA 7155 2995 3906 VIASAT-SP-BACKBONE, US 22773 2886 3879 ASN-CXA-ALL-CCI-22773-RDC, US 6849 2612 2754 UKRTELNET, UA 30036 2260 2601 MEDIACOM-ENTERPRISE-BUSINESS, US Complete listing at https://bgp.nsrc.org/REN/AARNET/data-sXXas-nos Number of /24s announced per /8 block (Global) ---------------------------------------------- 1:1946 2:1029 3:157 4:5 5:3828 6:111 7:6 8:1554 9:1 11:173 12:1642 13:341 14:2349 15:234 16:44 17:390 18:174 20:242 21:4 22:188 23:5843 24:2395 25:6 27:2693 29:19 31:2426 32:92 34:7 35:88 36:1805 37:4442 38:3335 39:719 40:152 41:3905 42:1137 43:2227 44:291 45:16085 46:4145 47:330 49:1697 50:1951 51:237 52:1450 54:384 55:852 56:8 57:59 58:1819 59:1186 60:971 61:2284 62:2539 63:1929 64:5614 65:2389 66:4881 67:2988 68:1196 69:4188 70:1327 71:687 72:3039 74:2642 75:1399 76:589 77:2256 78:1892 79:3131 80:2005 81:1649 82:1497 83:1209 84:1370 85:2930 86:737 87:1896 88:1184 89:3375 90:546 91:7624 92:2027 93:2565 94:3510 95:3844 96:1331 97:352 98:1032 99:752 100:77 101:1058 102:2221 103:29653 104:4534 105:468 106:880 107:2548 108:867 109:4335 110:1996 111:3271 112:2035 113:1504 114:1494 115:2082 116:1892 117:2426 118:2301 119:1865 120:1735 121:1098 122:2536 123:2128 124:1540 125:2133 128:1238 129:1055 130:981 131:2053 132:808 133:378 134:1940 135:298 136:894 137:1005 138:2534 139:1498 140:938 141:1446 142:1331 143:1390 144:1209 145:347 146:1844 147:1521 148:2193 149:1754 150:870 151:1071 152:1867 153:539 154:3720 155:1447 156:1700 157:1272 158:1038 159:2232 160:2502 161:1319 162:3489 163:1344 164:1654 165:1645 166:768 167:1778 168:3817 169:880 170:4536 171:836 172:3295 173:3122 174:1032 175:1150 176:3620 177:4764 178:3539 179:2199 180:2390 181:3246 182:3196 183:1938 184:2344 185:19609 186:4429 187:3817 188:3983 189:3389 190:9051 191:1455 192:11004 193:8675 194:7088 195:5039 196:3026 197:2437 198:6009 199:6042 200:7601 201:5834 202:10555 203:10245 204:4516 205:3456 206:3766 207:3390 208:4030 209:4713 210:4512 211:2417 212:4033 213:3483 214:1134 215:65 216:6386 217:2634 218:1307 219:572 220:2017 221:966 222:839 223:1967 End of report