IPv4 R&E Routing Table Report 18:35 GMT Thu 28 Apr, 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: 912807 Prefixes after maximum aggregation (per Origin AS): 337755 Deaggregation factor: 2.70 Unique aggregates announced (without unneeded subnets): 430752 Number of IPv4 prefixes with a valid ROA: 665420 Number of IPv4 prefixes with an invalid ROA: 5980 Number of IPv4 prefixes with no ROA: 1154214 Total ASes present in the Internet Routing Table: 73159 Prefixes per ASN: 12.48 Origin-only ASes present in the Internet Routing Table: 62961 Origin ASes announcing only one prefix: 25303 Transit ASes present in the Internet Routing Table: 10198 Transit-only ASes present in the Internet Routing Table: 358 Average AS path length visible in the Internet Routing Table: 6.0 Max AS path length visible: 66 Max AS path prepend of ASN (267602) 58 Prefixes from unregistered ASNs in the Routing Table: 876 Number of instances of unregistered ASNs: 879 Number of 32-bit ASNs allocated by the RIRs: 39238 Number of 32-bit ASNs visible in the Routing Table: 32649 Prefixes from 32-bit ASNs in the Routing Table: 159940 Number of bogon 32-bit ASNs visible in the Routing Table: 30 Special use prefixes present in the Routing Table: 2 Prefixes being announced from unallocated address space: 494 Number of addresses announced to Internet: 3067193856 Equivalent to 182 /8s, 209 /16s and 170 /24s Percentage of available address space announced: 82.8 Percentage of allocated address space announced: 82.8 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: 314837 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 232068 Total APNIC prefixes after maximum aggregation: 66302 APNIC Deaggregation factor: 3.50 Prefixes being announced from the APNIC address blocks: 227036 Unique aggregates announced from the APNIC address blocks: 94770 APNIC Region origin ASes present in the Internet Routing Table: 12595 APNIC Prefixes per ASN: 18.03 APNIC Region origin ASes announcing only one prefix: 3572 APNIC Region transit ASes present in the Internet Routing Table: 1720 Average APNIC Region AS path length visible: 6.3 Max APNIC Region AS path length visible: 29 Number of APNIC region 32-bit ASNs visible in the Routing Table: 7821 Number of APNIC addresses announced to Internet: 773605888 Equivalent to 46 /8s, 28 /16s and 74 /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: 263024 Total ARIN prefixes after maximum aggregation: 120013 ARIN Deaggregation factor: 2.19 Prefixes being announced from the ARIN address blocks: 263131 Unique aggregates announced from the ARIN address blocks: 124792 ARIN Region origin ASes present in the Internet Routing Table: 19038 ARIN Prefixes per ASN: 13.82 ARIN Region origin ASes announcing only one prefix: 6916 ARIN Region transit ASes present in the Internet Routing Table: 1909 Average ARIN Region AS path length visible: 5.8 Max ARIN Region AS path length visible: 40 Number of ARIN region 32-bit ASNs visible in the Routing Table: 4470 Number of ARIN addresses announced to Internet: 1295687936 Equivalent to 77 /8s, 58 /16s and 161 /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: 260689 Total RIPE prefixes after maximum aggregation: 117653 RIPE Deaggregation factor: 2.22 Prefixes being announced from the RIPE address blocks: 257867 Unique aggregates announced from the RIPE address blocks: 150592 RIPE Region origin ASes present in the Internet Routing Table: 28169 RIPE Prefixes per ASN: 9.15 RIPE Region origin ASes announcing only one prefix: 12004 RIPE Region transit ASes present in the Internet Routing Table: 3900 Average RIPE Region AS path length visible: 5.8 Max RIPE Region AS path length visible: 31 Number of RIPE region 32-bit ASNs visible in the Routing Table: 10729 Number of RIPE addresses announced to Internet: 714014720 Equivalent to 42 /8s, 143 /16s and 0 /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: 124659 Total LACNIC prefixes after maximum aggregation: 27560 LACNIC Deaggregation factor: 4.52 Prefixes being announced from the LACNIC address blocks: 124417 Unique aggregates announced from the LACNIC address blocks: 48478 LACNIC Region origin ASes present in the Internet Routing Table: 10972 LACNIC Prefixes per ASN: 11.34 LACNIC Region origin ASes announcing only one prefix: 2276 LACNIC Region transit ASes present in the Internet Routing Table: 2194 Average LACNIC Region AS path length visible: 6.3 Max LACNIC Region AS path length visible: 66 Number of LACNIC region 32-bit ASNs visible in the Routing Table: 8658 Number of LACNIC addresses announced to Internet: 176430848 Equivalent to 10 /8s, 132 /16s and 31 /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: 31491 Total AfriNIC prefixes after maximum aggregation: 5546 AfriNIC Deaggregation factor: 5.68 Prefixes being announced from the AfriNIC address blocks: 39862 Unique aggregates announced from the AfriNIC address blocks: 11690 AfriNIC Region origin ASes present in the Internet Routing Table: 1644 AfriNIC Prefixes per ASN: 24.25 AfriNIC Region origin ASes announcing only one prefix: 535 AfriNIC Region transit ASes present in the Internet Routing Table: 331 Average AfriNIC Region AS path length visible: 5.3 Max AfriNIC Region AS path length visible: 38 Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 971 Number of AfriNIC addresses announced to Internet: 107176960 Equivalent to 6 /8s, 99 /16s and 100 /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 9147 8883 39 CHINAMOBILE-CN China Mobile Communicati 7545 5912 789 696 TPG-INTERNET-AP TPG Telecom Limited, AU 7552 3592 1330 19 VIETEL-AS-AP Viettel Group, VN 45899 3515 1880 56 VNPT-AS-VN VNPT Corp, VN 7713 3501 1039 53 TELKOMNET-AS-AP PT Telekomunikasi Indon 9498 2403 491 241 BBIL-AP BHARTI Airtel Ltd., IN 4766 2253 11119 596 KIXS-AS-KR Korea Telecom, KR 45090 2169 1438 79 TENCENT-NET-AP Shenzhen Tencent Compute 4755 2117 429 198 TATACOMM-AS TATA Communications formerl 24560 2050 855 379 AIRTELBROADBAND-AS-AP Bharti Airtel Ltd 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 6263 10275 2710 AMAZON-02, US 11492 4474 297 690 CABLEONE, US 22773 3927 3058 357 ASN-CXA-ALL-CCI-22773-RDC, US 7155 3901 264 31 VIASAT-SP-BACKBONE, US 16625 3596 1837 2539 AKAMAI-AS, US 6327 3431 1318 61 SHAW, CA 749 2882 50780 2138 DNIC-AS-00749, US 30036 2622 374 123 MEDIACOM-ENTERPRISE-BUSINESS, US 209 2521 4962 423 CENTURYLINK-US-LEGACY-QWEST, US 20115 2251 3051 492 CHARTER-20115, 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 9121 6929 1692 17 TTNET, TR 12479 6773 1730 150 UNI2-AS, ES 8551 4009 374 39 BEZEQ-INTERNATIONAL-AS Bezeqint Interne 20940 3934 3360 197 AKAMAI-ASN1, NL 39891 3819 220 34 ALJAWWALSTC-AS, SA 6849 2941 355 21 UKRTELNET, UA 12389 2921 2273 908 ROSTELECOM-AS, RU 9009 2474 247 1284 M247, GB 34984 2238 358 632 TELLCOM-AS, TR 47331 1888 294 1441 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 10605 3389 562 Uninet S.A. de C.V., MX 10620 3471 518 741 Telmex Colombia S.A., CO 11830 2433 369 63 Instituto Costarricense de Electricidad 13999 1764 296 471 Mega Cable, S.A. de C.V., MX 6503 1454 355 526 Axtel, S.A.B. de C.V., MX 28573 1385 2333 253 CLARO S.A., BR 3816 1255 667 147 COLOMBIA TELECOMUNICACIONES S.A. ESP, C 6147 1079 369 21 Telefonica del Peru S.A.A., PE 11664 1020 191 441 Techtel LMDS Comunicaciones Interactiva 11172 961 133 63 Alestra, S. de R.L. de C.V., MX 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 1945 322 60 Telkom-Internet, ZA 24863 1654 393 21 LINKdotNET-AS, EG 24835 1473 523 33 RAYA-AS, EG 36992 1314 1519 263 ETISALAT-MISR, EG 36903 1199 545 114 MT-MPLS, MA 29571 907 65 58 ORANGE-COTE-IVOIRE, CI 36935 773 520 42 Vodafone-, EG 6713 612 1863 34 IAM-AS, MA 15399 518 51 36 WANANCHI-, KE 37342 467 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 10605 3389 562 Uninet S.A. de C.V., MX 9808 9147 8883 39 CHINAMOBILE-CN China Mobile Communicati 9121 6929 1692 17 TTNET, TR 12479 6773 1730 150 UNI2-AS, ES 16509 6263 10275 2710 AMAZON-02, US 7545 5912 789 696 TPG-INTERNET-AP TPG Telecom Limited, AU 11492 4474 297 690 CABLEONE, US 8551 4009 374 39 BEZEQ-INTERNATIONAL-AS Bezeqint Interne 20940 3934 3360 197 AKAMAI-ASN1, NL 22773 3927 3058 357 ASN-CXA-ALL-CCI-22773-RDC, US 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 9147 9108 CHINAMOBILE-CN China Mobile Communications Grou 9121 6929 6912 TTNET, TR 12479 6773 6623 UNI2-AS, ES 7545 5912 5216 TPG-INTERNET-AP TPG Telecom Limited, AU 8551 4009 3970 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo 7155 3901 3870 VIASAT-SP-BACKBONE, US 39891 3819 3785 ALJAWWALSTC-AS, SA 11492 4474 3784 CABLEONE, US 20940 3934 3737 AKAMAI-ASN1, NL 7552 3592 3573 VIETEL-AS-AP Viettel Group, VN 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 33123 UNALLOCATED 8.10.69.0/24 11168 SCC, 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 395438 UNALLOCATED 8.42.206.0/24 3356 LEVEL3, US 395056 UNALLOCATED 8.45.133.0/24 3356 LEVEL3, US 32306 UNALLOCATED 8.46.80.0/24 3356 LEVEL3, 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 6939 HURRICANE, US 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 23.131.186.0/24 Origin: 174 COGENT-174, US 23.131.186.0/24 Transit: 36944 UBUNTU-UNICAST-AS, MW 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 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 /10:40 /11:100 /12:304 /13:589 /14:1215 /15:2124 /16:13604 /17:8310 /18:14014 /19:25245 /20:43366 /21:52688 /22:109311 /23:98991 /24:542877 /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 9121 6047 6929 TTNET, TR 12479 5754 6773 UNI2-AS, ES 8151 4263 10605 Uninet S.A. de C.V., MX 8551 3475 4009 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo 11492 3380 4474 CABLEONE, US 6327 3244 3431 SHAW, CA 39891 3131 3819 ALJAWWALSTC-AS, SA 7155 2991 3901 VIASAT-SP-BACKBONE, US 22773 2934 3927 ASN-CXA-ALL-CCI-22773-RDC, US 6849 2786 2941 UKRTELNET, UA Complete listing at https://bgp.nsrc.org/REN/RENU/data-sXXas-nos Number of /24s announced per /8 block (Global) ---------------------------------------------- 1:1937 2:1043 3:154 4:9 5:3911 6:104 7:5 8:1570 9:1 11:172 12:1708 13:299 14:2373 15:192 16:45 17:384 18:160 20:195 21:4 22:188 23:5658 24:2345 25:6 27:2659 29:19 31:2440 32:97 34:1 35:73 36:1781 37:4464 38:2845 39:702 40:163 41:4447 42:1080 43:2202 44:302 45:16982 46:4178 47:344 49:1689 50:2171 51:100 52:1417 54:364 55:715 56:8 57:65 58:1763 59:1121 60:958 61:2281 62:2575 63:1973 64:5532 65:2340 66:4945 67:3013 68:1223 69:4184 70:1340 71:666 72:3116 74:2688 75:1396 76:591 77:2296 78:3982 79:3113 80:2002 81:1764 82:1504 83:1217 84:1374 85:3673 86:710 87:2057 88:2743 89:3334 90:522 91:7728 92:2013 93:2611 94:3548 95:4808 96:1307 97:351 98:990 99:736 100:75 101:1276 102:2272 103:29139 104:4374 105:2056 106:857 107:2526 108:850 109:4234 110:2028 111:3248 112:2030 113:1504 114:1522 115:2097 116:1888 117:2527 118:2336 119:1840 120:1663 121:1042 122:2586 123:2144 124:1549 125:2080 128:1250 129:1170 130:982 131:2222 132:818 133:372 134:1916 135:296 136:890 137:868 138:2712 139:1501 140:855 141:1407 142:1302 143:1535 144:1218 145:345 146:1824 147:1488 148:2234 149:1730 150:864 151:1080 152:1861 153:539 154:3625 155:1440 156:1864 157:1236 158:1041 159:2136 160:2551 161:1282 162:3496 163:1280 164:1678 165:1649 166:707 167:1723 168:4047 169:860 170:4865 171:833 172:3151 173:3123 174:1023 175:1154 176:3572 177:5758 178:3539 179:2432 180:2284 181:3018 182:3217 183:1937 184:2386 185:19625 186:4748 187:4250 188:3972 189:3617 190:9017 191:1746 192:11050 193:8654 194:7030 195:5039 196:3180 197:2775 198:6055 199:6067 200:7856 201:5905 202:10304 203:10244 204:4564 205:3452 206:3807 207:3404 208:4082 209:4714 210:4125 211:2363 212:4082 213:3483 214:1157 215:67 216:6487 217:2766 218:1266 219:410 220:1952 221:982 222:670 223:2122 End of report