IPv4 R&E Routing Table Report 18:35 GMT Thu 28 Jul, 2022 IPv4 BGP Table (Global) as seen at RENU. Report Website: https://bgp.nsrc.org/REN Detailed Analysis: https://bgp.nsrc.org/REN/RENU/ Analysis Summary ---------------- BGP routing table entries examined: 921100 Prefixes after maximum aggregation (per Origin AS): 340813 Deaggregation factor: 2.70 Unique aggregates announced (without unneeded subnets): 436950 Number of IPv4 prefixes with a valid ROA: 354120 Number of IPv4 prefixes with an invalid ROA: 2761 Number of IPv4 prefixes with no ROA: 564219 Total ASes present in the Internet Routing Table: 73545 Prefixes per ASN: 12.52 Origin-only ASes present in the Internet Routing Table: 63007 Origin ASes announcing only one prefix: 25506 Transit ASes present in the Internet Routing Table: 10538 Transit-only ASes present in the Internet Routing Table: 393 Paths with bogon ASNs present in the IPv4 Routing Table: 134 Average AS path length visible in the Internet Routing Table: 5.6 Max AS path length visible: 56 Max AS path prepend of ASN (265020) 50 Prefixes from unregistered ASNs in the Routing Table: 1033 Number of instances of unregistered ASNs: 1035 Number of 32-bit ASNs allocated by the RIRs: 39883 Number of 32-bit ASNs visible in the Routing Table: 33143 Prefixes from 32-bit ASNs in the Routing Table: 164083 Number of bogon 32-bit ASNs visible in the Routing Table: 55 Special use prefixes present in the Routing Table: 2 Prefixes being announced from unallocated address space: 513 Number of addresses announced to Internet: 3070985216 Equivalent to 183 /8s, 11 /16s and 132 /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: 317883 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 233358 Total APNIC prefixes after maximum aggregation: 66718 APNIC Deaggregation factor: 3.50 Prefixes being announced from the APNIC address blocks: 228348 Unique aggregates announced from the APNIC address blocks: 95917 APNIC Region origin ASes present in the Internet Routing Table: 12805 APNIC Prefixes per ASN: 17.83 APNIC Region origin ASes announcing only one prefix: 3702 APNIC Region transit ASes present in the Internet Routing Table: 1765 Average APNIC Region AS path length visible: 6.0 Max APNIC Region AS path length visible: 25 Number of APNIC region 32-bit ASNs visible in the Routing Table: 8058 Number of APNIC addresses announced to Internet: 772816384 Equivalent to 46 /8s, 16 /16s and 62 /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: 265369 Total ARIN prefixes after maximum aggregation: 120807 ARIN Deaggregation factor: 2.20 Prefixes being announced from the ARIN address blocks: 265820 Unique aggregates announced from the ARIN address blocks: 127274 ARIN Region origin ASes present in the Internet Routing Table: 19073 ARIN Prefixes per ASN: 13.94 ARIN Region origin ASes announcing only one prefix: 6935 ARIN Region transit ASes present in the Internet Routing Table: 1939 Average ARIN Region AS path length visible: 5.3 Max ARIN Region AS path length visible: 37 Number of ARIN region 32-bit ASNs visible in the Routing Table: 4575 Number of ARIN addresses announced to Internet: 1295888384 Equivalent to 77 /8s, 61 /16s and 176 /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: 263437 Total RIPE prefixes after maximum aggregation: 119190 RIPE Deaggregation factor: 2.21 Prefixes being announced from the RIPE address blocks: 260644 Unique aggregates announced from the RIPE address blocks: 152785 RIPE Region origin ASes present in the Internet Routing Table: 28203 RIPE Prefixes per ASN: 9.24 RIPE Region origin ASes announcing only one prefix: 12032 RIPE Region transit ASes present in the Internet Routing Table: 4034 Average RIPE Region AS path length visible: 5.3 Max RIPE Region AS path length visible: 35 Number of RIPE region 32-bit ASNs visible in the Routing Table: 10796 Number of RIPE addresses announced to Internet: 718011648 Equivalent to 42 /8s, 203 /16s and 253 /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: 125916 Total LACNIC prefixes after maximum aggregation: 27679 LACNIC Deaggregation factor: 4.55 Prefixes being announced from the LACNIC address blocks: 125511 Unique aggregates announced from the LACNIC address blocks: 48744 LACNIC Region origin ASes present in the Internet Routing Table: 10992 LACNIC Prefixes per ASN: 11.42 LACNIC Region origin ASes announcing only one prefix: 2295 LACNIC Region transit ASes present in the Internet Routing Table: 2275 Average LACNIC Region AS path length visible: 6.2 Max LACNIC Region AS path length visible: 56 Number of LACNIC region 32-bit ASNs visible in the Routing Table: 8713 Number of LACNIC addresses announced to Internet: 176253696 Equivalent to 10 /8s, 129 /16s and 107 /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: 31987 Total AfriNIC prefixes after maximum aggregation: 5640 AfriNIC Deaggregation factor: 5.67 Prefixes being announced from the AfriNIC address blocks: 40264 Unique aggregates announced from the AfriNIC address blocks: 11800 AfriNIC Region origin ASes present in the Internet Routing Table: 1672 AfriNIC Prefixes per ASN: 24.08 AfriNIC Region origin ASes announcing only one prefix: 542 AfriNIC Region transit ASes present in the Internet Routing Table: 317 Average AfriNIC Region AS path length visible: 5.0 Max AfriNIC Region AS path length visible: 39 Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1001 Number of AfriNIC addresses announced to Internet: 107727360 Equivalent to 6 /8s, 107 /16s and 202 /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 9027 8882 46 CHINAMOBILE-CN China Mobile Communicati 7545 5928 785 695 TPG-INTERNET-AP TPG Telecom Limited, AU 7552 3589 1330 19 VIETEL-AS-AP Viettel Group, VN 7713 3508 1042 60 TELKOMNET-AS-AP PT Telekomunikasi Indon 45899 3471 1879 49 VNPT-AS-VN VNPT Corp, VN 9498 2431 499 240 BBIL-AP BHARTI Airtel Ltd., IN 4766 2216 11121 587 KIXS-AS-KR Korea Telecom, KR 45090 2194 1438 79 TENCENT-NET-AP Shenzhen Tencent Compute 24560 2146 849 406 AIRTELBROADBAND-AS-AP Bharti Airtel Ltd 4755 2125 425 217 TATACOMM-AS TATA Communications formerl Complete listing at https://bgp.nsrc.org/REN/RENU/data-ASnet-APNIC ARIN Region per AS prefix count summary --------------------------------------- ASN No of nets /20 equiv MaxAgg Description 16509 6725 10382 2673 AMAZON-02, US 11492 4515 299 658 CABLEONE, US 7155 3906 265 32 VIASAT-SP-BACKBONE, US 22773 3821 3066 350 ASN-CXA-ALL-CCI-22773-RDC, US 16625 3472 1789 2506 AKAMAI-AS, US 6327 3447 1319 64 SHAW, CA 749 3023 50731 2281 DNIC-AS-00749, US 30036 2598 371 290 MEDIACOM-ENTERPRISE-BUSINESS, US 396982 2524 3384 362 GOOGLE-CLOUD-PLATFORM, US 209 2374 4935 410 CENTURYLINK-US-LEGACY-QWEST, US Complete listing at https://bgp.nsrc.org/REN/RENU/data-ASnet-ARIN RIPE Region per AS prefix count summary --------------------------------------- ASN No of nets /20 equiv MaxAgg Description 12479 6879 1730 144 UNI2-AS, ES 9121 6622 1692 17 TTNET, TR 20940 4050 3361 202 AKAMAI-ASN1, NL 39891 4006 234 46 ALJAWWALSTC-AS, SA 8551 3993 374 39 BEZEQ-INTERNATIONAL-AS Bezeqint Interne 12389 2914 2290 912 ROSTELECOM-AS, RU 6849 2788 355 21 UKRTELNET, UA 9009 2579 254 1330 M247, GB 34984 2246 358 635 TELLCOM-AS, TR 47331 2042 322 1563 TTNET, TR Complete listing at https://bgp.nsrc.org/REN/RENU/data-ASnet-RIPE LACNIC Region per AS prefix count summary ----------------------------------------- ASN No of nets /20 equiv MaxAgg Description 8151 10789 3397 559 Uninet S.A. de C.V., MX 10620 3480 515 777 Telmex Colombia S.A., CO 11830 2411 369 64 Instituto Costarricense de Electricidad 13999 1908 312 509 Mega Cable, S.A. de C.V., MX 28573 1359 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 1009 179 459 Techtel LMDS Comunicaciones Interactiva 26615 978 2466 43 TIM SA, BR Complete listing at https://bgp.nsrc.org/REN/RENU/data-ASnet-LACNIC AfriNIC Region per AS prefix count summary ------------------------------------------ ASN No of nets /20 equiv MaxAgg Description 37457 1949 322 62 Telkom-Internet, ZA 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 970 66 47 ORANGE-COTE-IVOIRE, CI 36935 801 520 42 Vodafone-, EG 6713 611 1863 34 IAM-AS, MA 15399 497 50 30 WANANCHI-, KE 37342 481 32 1 MOVITEL, MZ Complete listing at https://bgp.nsrc.org/REN/RENU/data-ASnet-AFRINIC Global Per AS prefix count summary ---------------------------------- ASN No of nets /20 equiv MaxAgg Description 8151 10789 3397 559 Uninet S.A. de C.V., MX 9808 9027 8882 46 CHINAMOBILE-CN China Mobile Communicati 12479 6879 1730 144 UNI2-AS, ES 16509 6725 10382 2673 AMAZON-02, US 9121 6622 1692 17 TTNET, TR 7545 5928 785 695 TPG-INTERNET-AP TPG Telecom Limited, AU 11492 4515 299 658 CABLEONE, US 20940 4050 3361 202 AKAMAI-ASN1, NL 39891 4006 234 46 ALJAWWALSTC-AS, SA 8551 3993 374 39 BEZEQ-INTERNATIONAL-AS Bezeqint Interne Complete listing at https://bgp.nsrc.org/REN/RENU/data-ASnet Global Per AS Maximum Aggregation summary ----------------------------------------- ASN No of nets Net Savings Description 9808 9027 8981 CHINAMOBILE-CN China Mobile Communications Grou 12479 6879 6735 UNI2-AS, ES 9121 6622 6605 TTNET, TR 7545 5928 5233 TPG-INTERNET-AP TPG Telecom Limited, AU 16509 6725 4052 AMAZON-02, US 39891 4006 3960 ALJAWWALSTC-AS, SA 8551 3993 3954 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo 7155 3906 3874 VIASAT-SP-BACKBONE, US 11492 4515 3857 CABLEONE, US 20940 4050 3848 AKAMAI-ASN1, NL Complete listing at https://bgp.nsrc.org/REN/RENU/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/RENU/data-badAS Prefixes from the Special Purpose Address Registry (Global) ----------------------------------------------------------- Prefix Origin AS Description 192.88.99.0/24 1103 SURFNET-NL SURFnet, The Netherlands, NL 198.51.100.0/24 29766 CHSPSC-29766, US Complete listing at https://bgp.nsrc.org/REN/RENU/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/RENU/data-add-IANA Number of prefixes announced per prefix length (Global) ------------------------------------------------------- /1:0 /2:0 /3:0 /4:0 /5:0 /6:0 /7:0 /8:16 /9:13 /10:39 /11:100 /12:304 /13:592 /14:1212 /15:2125 /16:13612 /17:8373 /18:14117 /19:25128 /20:43964 /21:52609 /22:109832 /23:100141 /24:548923 /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 5865 6879 UNI2-AS, ES 9121 5780 6622 TTNET, TR 8151 4517 10789 Uninet S.A. de C.V., MX 8551 3456 3993 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo 11492 3419 4515 CABLEONE, US 6327 3257 3447 SHAW, CA 39891 3189 4006 ALJAWWALSTC-AS, SA 7155 2995 3906 VIASAT-SP-BACKBONE, US 22773 2841 3821 ASN-CXA-ALL-CCI-22773-RDC, US 6849 2640 2788 UKRTELNET, UA Complete listing at https://bgp.nsrc.org/REN/RENU/data-sXXas-nos Number of /24s announced per /8 block (Global) ---------------------------------------------- 1:1941 2:1058 3:157 4:7 5:3994 6:111 7:6 8:1578 9:1 11:172 12:1643 13:336 14:2350 15:235 16:46 17:388 18:178 20:246 21:4 22:188 23:5846 24:2430 25:6 27:2697 29:19 31:2450 32:95 34:7 35:87 36:1845 37:4498 38:3364 39:722 40:162 41:4390 42:1126 43:2240 44:293 45:17030 46:4202 47:330 49:1705 50:1955 51:238 52:1452 54:384 55:853 56:8 57:68 58:1803 59:1115 60:963 61:2333 62:2609 63:1943 64:5626 65:2407 66:4966 67:3007 68:1222 69:4200 70:1317 71:689 72:3090 74:2660 75:1409 76:575 77:2357 78:3988 79:3129 80:2030 81:1761 82:1500 83:1217 84:1367 85:3735 86:735 87:2003 88:2794 89:3413 90:548 91:7723 92:2042 93:2580 94:3568 95:4781 96:1329 97:353 98:1030 99:752 100:77 101:1271 102:2438 103:29702 104:4541 105:2058 106:879 107:2547 108:877 109:4348 110:1985 111:3278 112:2044 113:1511 114:1519 115:2126 116:1900 117:2433 118:2303 119:1822 120:1743 121:1035 122:2567 123:2132 124:1553 125:2074 128:1261 129:1122 130:997 131:2242 132:827 133:378 134:1939 135:341 136:893 137:878 138:2750 139:1493 140:937 141:1447 142:1327 143:1491 144:1212 145:348 146:1845 147:1523 148:2213 149:1768 150:880 151:1071 152:1867 153:544 154:3788 155:1455 156:1701 157:1280 158:1039 159:2230 160:2567 161:1315 162:3515 163:1338 164:1688 165:1679 166:760 167:1766 168:4074 169:902 170:4915 171:840 172:3301 173:3142 174:1026 175:1173 176:3692 177:5848 178:3573 179:2618 180:2335 181:3306 182:3203 183:1919 184:2343 185:19771 186:4840 187:4452 188:4095 189:3756 190:9059 191:1867 192:11019 193:8723 194:7144 195:5127 196:3190 197:2851 198:6026 199:6068 200:7954 201:6073 202:10327 203:10253 204:4526 205:3449 206:3793 207:3379 208:4053 209:4747 210:4247 211:2316 212:4099 213:3505 214:1132 215:65 216:6513 217:2735 218:1267 219:413 220:2007 221:972 222:656 223:1956 End of report