IPv4 R&E Routing Table Report 21:10 GMT Fri 09 Sep, 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: 901408 Prefixes after maximum aggregation (per Origin AS): 340642 Deaggregation factor: 2.65 Unique aggregates announced (without unneeded subnets): 439403 Number of IPv4 prefixes with a valid ROA: 350034 Number of IPv4 prefixes with an invalid ROA: 3097 Number of IPv4 prefixes with no ROA: 548277 Total ASes present in the Internet Routing Table: 73626 Prefixes per ASN: 12.24 Origin-only ASes present in the Internet Routing Table: 63277 Origin ASes announcing only one prefix: 26011 Transit ASes present in the Internet Routing Table: 10349 Transit-only ASes present in the Internet Routing Table: 399 Paths with bogon ASNs present in the IPv4 Routing Table: 74 Average AS path length visible in the Internet Routing Table: 4.4 Max AS path length visible: 59 Max AS path prepend of ASN ( 37447) 57 Prefixes from unregistered ASNs in the Routing Table: 1017 Number of instances of unregistered ASNs: 1082 Number of 32-bit ASNs allocated by the RIRs: 40142 Number of 32-bit ASNs visible in the Routing Table: 33314 Prefixes from 32-bit ASNs in the Routing Table: 160376 Number of bogon 32-bit ASNs visible in the Routing Table: 178 Special use prefixes present in the Routing Table: 2 Prefixes being announced from unallocated address space: 512 Number of addresses announced to Internet: 3068575488 Equivalent to 182 /8s, 230 /16s and 191 /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: 300946 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 237205 Total APNIC prefixes after maximum aggregation: 67256 APNIC Deaggregation factor: 3.53 Prefixes being announced from the APNIC address blocks: 232224 Unique aggregates announced from the APNIC address blocks: 96384 APNIC Region origin ASes present in the Internet Routing Table: 12930 APNIC Prefixes per ASN: 17.96 APNIC Region origin ASes announcing only one prefix: 3729 APNIC Region transit ASes present in the Internet Routing Table: 1767 Average APNIC Region AS path length visible: 4.1 Max APNIC Region AS path length visible: 26 Number of APNIC region 32-bit ASNs visible in the Routing Table: 8174 Number of APNIC addresses announced to Internet: 773201408 Equivalent to 46 /8s, 22 /16s and 30 /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: 265099 Total ARIN prefixes after maximum aggregation: 120895 ARIN Deaggregation factor: 2.19 Prefixes being announced from the ARIN address blocks: 265540 Unique aggregates announced from the ARIN address blocks: 128077 ARIN Region origin ASes present in the Internet Routing Table: 19052 ARIN Prefixes per ASN: 13.94 ARIN Region origin ASes announcing only one prefix: 6937 ARIN Region transit ASes present in the Internet Routing Table: 1913 Average ARIN Region AS path length visible: 4.1 Max ARIN Region AS path length visible: 35 Number of ARIN region 32-bit ASNs visible in the Routing Table: 4604 Number of ARIN addresses announced to Internet: 1293456384 Equivalent to 77 /8s, 24 /16s and 148 /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: 252762 Total RIPE prefixes after maximum aggregation: 118281 RIPE Deaggregation factor: 2.14 Prefixes being announced from the RIPE address blocks: 250044 Unique aggregates announced from the RIPE address blocks: 153588 RIPE Region origin ASes present in the Internet Routing Table: 28186 RIPE Prefixes per ASN: 8.87 RIPE Region origin ASes announcing only one prefix: 12059 RIPE Region transit ASes present in the Internet Routing Table: 3924 Average RIPE Region AS path length visible: 4.5 Max RIPE Region AS path length visible: 35 Number of RIPE region 32-bit ASNs visible in the Routing Table: 10801 Number of RIPE addresses announced to Internet: 717396992 Equivalent to 42 /8s, 194 /16s and 156 /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: 116817 Total LACNIC prefixes after maximum aggregation: 27872 LACNIC Deaggregation factor: 4.19 Prefixes being announced from the LACNIC address blocks: 116441 Unique aggregates announced from the LACNIC address blocks: 48983 LACNIC Region origin ASes present in the Internet Routing Table: 10977 LACNIC Prefixes per ASN: 10.61 LACNIC Region origin ASes announcing only one prefix: 2693 LACNIC Region transit ASes present in the Internet Routing Table: 2234 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: 8721 Number of LACNIC addresses announced to Internet: 176388096 Equivalent to 10 /8s, 131 /16s and 120 /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: 28508 Total AfriNIC prefixes after maximum aggregation: 5571 AfriNIC Deaggregation factor: 5.12 Prefixes being announced from the AfriNIC address blocks: 36646 Unique aggregates announced from the AfriNIC address blocks: 11932 AfriNIC Region origin ASes present in the Internet Routing Table: 1685 AfriNIC Prefixes per ASN: 21.75 AfriNIC Region origin ASes announcing only one prefix: 593 AfriNIC Region transit ASes present in the Internet Routing Table: 330 Average AfriNIC Region AS path length visible: 5.0 Max AfriNIC Region AS path length visible: 59 Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1014 Number of AfriNIC addresses announced to Internet: 107849728 Equivalent to 6 /8s, 109 /16s and 168 /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 9089 8883 47 CHINAMOBILE-CN China Mobile Communicati 7545 5928 788 694 TPG-INTERNET-AP TPG Telecom Limited, AU 4538 3833 4192 74 ERX-CERNET-BKB China Education and Rese 7552 3586 1330 20 VIETEL-AS-AP Viettel Group, VN 7713 3513 1042 61 TELKOMNET-AS-AP PT Telekomunikasi Indon 45899 3358 1870 59 VNPT-AS-VN VNPT Corp, VN 9498 2435 499 238 BBIL-AP BHARTI Airtel Ltd., IN 4766 2232 11123 596 KIXS-AS-KR Korea Telecom, KR 24560 2195 851 411 AIRTELBROADBAND-AS-AP Bharti Airtel Ltd 45090 2180 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 7090 10471 2830 AMAZON-02, US 11492 4577 303 535 CABLEONE, US 7155 3898 265 32 VIASAT-SP-BACKBONE, US 22773 3871 3071 356 ASN-CXA-ALL-CCI-22773-RDC, US 16625 3508 1812 2524 AKAMAI-AS, US 6327 3470 1319 63 SHAW, CA 749 3034 50728 2292 DNIC-AS-00749, US 30036 2608 369 261 MEDIACOM-ENTERPRISE-BUSINESS, US 396982 2533 3387 365 GOOGLE-CLOUD-PLATFORM, US 209 2358 4935 403 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 6931 1730 144 UNI2-AS, ES 20940 4064 3361 204 AKAMAI-ASN1, NL 39891 4010 234 47 ALJAWWALSTC-AS, SA 8551 3986 374 38 BEZEQ-INTERNATIONAL-AS Bezeqint Interne 12389 2913 2290 909 ROSTELECOM-AS, RU 6849 2759 355 21 UKRTELNET, UA 9009 2603 251 1342 M247, GB 34984 2266 359 635 TELLCOM-AS, TR 58224 1764 929 508 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 10926 3393 555 Uninet S.A. de C.V., MX 10620 3494 514 787 Telmex Colombia S.A., CO 11830 2333 369 64 Instituto Costarricense de Electricidad 13999 1986 323 508 Mega Cable, S.A. de C.V., MX 28573 1362 2328 264 Claro NXT Telecomunicacoes Ltda, BR 6503 1289 338 521 Axtel, S.A.B. de C.V., MX 3816 1276 701 149 COLOMBIA TELECOMUNICACIONES S.A. ESP, C 6147 1133 369 21 Telefonica del Peru S.A.A., PE 11664 1057 179 466 Techtel LMDS Comunicaciones Interactiva 26615 978 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 1598 393 21 LINKdotNET-AS, EG 24835 1520 521 31 RAYA-AS, EG 36992 1348 1519 268 ETISALAT-MISR, EG 36903 1268 550 99 MT-MPLS, MA 29571 981 68 38 ORANGE-COTE-IVOIRE, CI 36935 810 520 42 Vodafone-, EG 6713 611 1863 34 IAM-AS, MA 15399 520 52 40 WANANCHI-, KE 37342 481 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 10926 3393 555 Uninet S.A. de C.V., MX 9808 9089 8883 47 CHINAMOBILE-CN China Mobile Communicati 16509 7090 10471 2830 AMAZON-02, US 12479 6931 1730 144 UNI2-AS, ES 7545 5928 788 694 TPG-INTERNET-AP TPG Telecom Limited, AU 11492 4577 303 535 CABLEONE, US 20940 4064 3361 204 AKAMAI-ASN1, NL 39891 4010 234 47 ALJAWWALSTC-AS, SA 8551 3986 374 38 BEZEQ-INTERNATIONAL-AS Bezeqint Interne 7155 3898 265 32 VIASAT-SP-BACKBONE, US 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 9089 9042 CHINAMOBILE-CN China Mobile Communications Grou 12479 6931 6787 UNI2-AS, ES 7545 5928 5234 TPG-INTERNET-AP TPG Telecom Limited, AU 16509 7090 4260 AMAZON-02, US 11492 4577 4042 CABLEONE, US 39891 4010 3963 ALJAWWALSTC-AS, SA 8551 3986 3948 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo 7155 3898 3866 VIASAT-SP-BACKBONE, US 20940 4064 3860 AKAMAI-ASN1, NL 4538 3833 3759 ERX-CERNET-BKB China Education and Research Net 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 12169 UNALLOCATED 8.15.207.0/24 32787 PROLEXIC-TECHNOLOGIES-DDOS-M 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 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 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 23.128.80.0/24 Origin: 397372 UNASSIGNED 23.128.80.0/24 Transit: 577 BACOM, CA 23.133.251.0/24 Origin: 54681 RTT-BEACON, US 23.133.251.0/24 Transit: 62513 GOCODEIT-INC, CA 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 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 /10:39 /11:101 /12:302 /13:593 /14:1205 /15:2098 /16:13524 /17:8348 /18:13949 /19:25072 /20:44223 /21:51513 /22:108647 /23:96709 /24:535055 /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 5918 6931 UNI2-AS, ES 8151 4659 10926 Uninet S.A. de C.V., MX 11492 3494 4577 CABLEONE, US 8551 3450 3986 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo 6327 3281 3470 SHAW, CA 39891 3193 4010 ALJAWWALSTC-AS, SA 7155 2987 3898 VIASAT-SP-BACKBONE, US 22773 2873 3871 ASN-CXA-ALL-CCI-22773-RDC, US 6849 2616 2759 UKRTELNET, UA 30036 2265 2608 MEDIACOM-ENTERPRISE-BUSINESS, US Complete listing at https://bgp.nsrc.org/REN/AARNET/data-sXXas-nos Number of /24s announced per /8 block (Global) ---------------------------------------------- 1:1939 2:1034 3:162 4:5 5:3882 6:116 7:6 8:1556 9:1 11:172 12:1632 13:340 14:2363 15:258 16:51 17:361 18:265 20:244 21:4 22:188 23:5941 24:2429 25:6 27:2731 29:19 31:2419 32:90 34:7 35:89 36:1850 37:4493 38:3514 39:739 40:155 41:3918 42:1143 43:2227 44:292 45:16152 46:4164 47:310 49:1701 50:1933 51:240 52:1486 54:384 55:766 56:8 57:66 58:1820 59:1172 60:989 61:2294 62:2554 63:1911 64:5611 65:2298 66:4899 67:2998 68:1209 69:4149 70:1314 71:690 72:3032 74:2642 75:1420 76:585 77:2267 78:1881 79:3132 80:2064 81:1656 82:1501 83:1208 84:1386 85:2930 86:728 87:1909 88:1164 89:3433 90:567 91:7645 92:2054 93:2545 94:3535 95:3855 96:1307 97:351 98:1041 99:720 100:75 101:1070 102:2317 103:30039 104:4556 105:472 106:890 107:2547 108:890 109:4328 110:2011 111:3282 112:2047 113:1507 114:1510 115:2090 116:1889 117:2488 118:2325 119:1835 120:1704 121:1080 122:2529 123:2130 124:1533 125:2167 128:1253 129:1021 130:1014 131:2056 132:821 133:377 134:1945 135:296 136:868 137:1017 138:2548 139:1522 140:954 141:1464 142:1344 143:1412 144:1195 145:342 146:1860 147:1516 148:2240 149:1809 150:870 151:1084 152:1932 153:545 154:3802 155:1449 156:1752 157:1283 158:1041 159:2195 160:2532 161:1342 162:3499 163:1423 164:1647 165:1653 166:790 167:1771 168:3832 169:873 170:4535 171:844 172:3352 173:3114 174:1023 175:1153 176:3610 177:4754 178:3574 179:2180 180:2386 181:3273 182:3195 183:1935 184:2368 185:19672 186:4607 187:3904 188:4005 189:3448 190:9105 191:1456 192:10996 193:8672 194:7132 195:5081 196:2962 197:2459 198:5994 199:6035 200:7693 201:5802 202:10513 203:10226 204:4504 205:3471 206:3788 207:3439 208:4052 209:4727 210:4471 211:2344 212:4047 213:3482 214:1115 215:66 216:6389 217:2627 218:1312 219:547 220:2013 221:983 222:827 223:1976 End of report