IPv4 R&E Routing Table Report 18:35 GMT Fri 22 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: 911550 Prefixes after maximum aggregation (per Origin AS): 337593 Deaggregation factor: 2.70 Unique aggregates announced (without unneeded subnets): 430700 Number of IPv4 prefixes with a valid ROA: 661229 Number of IPv4 prefixes with an invalid ROA: 5909 Number of IPv4 prefixes with no ROA: 1155962 Total ASes present in the Internet Routing Table: 73166 Prefixes per ASN: 12.46 Origin-only ASes present in the Internet Routing Table: 62662 Origin ASes announcing only one prefix: 25312 Transit ASes present in the Internet Routing Table: 10504 Transit-only ASes present in the Internet Routing Table: 383 Average AS path length visible in the Internet Routing Table: 5.7 Max AS path length visible: 250 Max AS path prepend of ASN ( 51196) 246 Prefixes from unregistered ASNs in the Routing Table: 929 Number of instances of unregistered ASNs: 935 Number of 32-bit ASNs allocated by the RIRs: 39170 Number of 32-bit ASNs visible in the Routing Table: 32604 Prefixes from 32-bit ASNs in the Routing Table: 159800 Number of bogon 32-bit ASNs visible in the Routing Table: 48 Special use prefixes present in the Routing Table: 2 Prefixes being announced from unallocated address space: 511 Number of addresses announced to Internet: 3067154432 Equivalent to 182 /8s, 209 /16s and 16 /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: 313715 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 232140 Total APNIC prefixes after maximum aggregation: 66211 APNIC Deaggregation factor: 3.51 Prefixes being announced from the APNIC address blocks: 227095 Unique aggregates announced from the APNIC address blocks: 94732 APNIC Region origin ASes present in the Internet Routing Table: 12563 APNIC Prefixes per ASN: 18.08 APNIC Region origin ASes announcing only one prefix: 3562 APNIC Region transit ASes present in the Internet Routing Table: 1738 Average APNIC Region AS path length visible: 6.1 Max APNIC Region AS path length visible: 29 Number of APNIC region 32-bit ASNs visible in the Routing Table: 7795 Number of APNIC addresses announced to Internet: 773621760 Equivalent to 46 /8s, 28 /16s and 136 /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: 262566 Total ARIN prefixes after maximum aggregation: 119937 ARIN Deaggregation factor: 2.19 Prefixes being announced from the ARIN address blocks: 262642 Unique aggregates announced from the ARIN address blocks: 124651 ARIN Region origin ASes present in the Internet Routing Table: 19049 ARIN Prefixes per ASN: 13.79 ARIN Region origin ASes announcing only one prefix: 6920 ARIN Region transit ASes present in the Internet Routing Table: 1963 Average ARIN Region AS path length visible: 5.4 Max ARIN Region AS path length visible: 39 Number of ARIN region 32-bit ASNs visible in the Routing Table: 4463 Number of ARIN addresses announced to Internet: 1295405824 Equivalent to 77 /8s, 54 /16s and 83 /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: 261059 Total RIPE prefixes after maximum aggregation: 117588 RIPE Deaggregation factor: 2.22 Prefixes being announced from the RIPE address blocks: 258334 Unique aggregates announced from the RIPE address blocks: 150658 RIPE Region origin ASes present in the Internet Routing Table: 28166 RIPE Prefixes per ASN: 9.17 RIPE Region origin ASes announcing only one prefix: 12008 RIPE Region transit ASes present in the Internet Routing Table: 4029 Average RIPE Region AS path length visible: 5.4 Max RIPE Region AS path length visible: 250 Number of RIPE region 32-bit ASNs visible in the Routing Table: 10724 Number of RIPE addresses announced to Internet: 713942016 Equivalent to 42 /8s, 141 /16s and 228 /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: 124619 Total LACNIC prefixes after maximum aggregation: 27567 LACNIC Deaggregation factor: 4.52 Prefixes being announced from the LACNIC address blocks: 124377 Unique aggregates announced from the LACNIC address blocks: 48475 LACNIC Region origin ASes present in the Internet Routing Table: 10969 LACNIC Prefixes per ASN: 11.34 LACNIC Region origin ASes announcing only one prefix: 2293 LACNIC Region transit ASes present in the Internet Routing Table: 2236 Average LACNIC Region AS path length visible: 6.3 Max LACNIC Region AS path length visible: 65 Number of LACNIC region 32-bit ASNs visible in the Routing Table: 8656 Number of LACNIC addresses announced to Internet: 176428800 Equivalent to 10 /8s, 132 /16s and 23 /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: 30237 Total AfriNIC prefixes after maximum aggregation: 5570 AfriNIC Deaggregation factor: 5.43 Prefixes being announced from the AfriNIC address blocks: 38591 Unique aggregates announced from the AfriNIC address blocks: 11740 AfriNIC Region origin ASes present in the Internet Routing Table: 1634 AfriNIC Prefixes per ASN: 23.62 AfriNIC Region origin ASes announcing only one prefix: 529 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: 27 Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 966 Number of AfriNIC addresses announced to Internet: 107471104 Equivalent to 6 /8s, 103 /16s and 225 /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 9134 8883 39 CHINAMOBILE-CN China Mobile Communicati 7545 5911 789 696 TPG-INTERNET-AP TPG Telecom Limited, AU 7552 3592 1330 19 VIETEL-AS-AP Viettel Group, VN 45899 3513 1880 56 VNPT-AS-VN VNPT Corp, VN 7713 3501 1039 53 TELKOMNET-AS-AP PT Telekomunikasi Indon 9498 2399 491 239 BBIL-AP BHARTI Airtel Ltd., IN 4766 2250 11119 591 KIXS-AS-KR Korea Telecom, KR 45090 2187 1438 79 TENCENT-NET-AP Shenzhen Tencent Compute 4755 2118 429 197 TATACOMM-AS TATA Communications formerl 24560 2048 855 376 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 6206 10264 2697 AMAZON-02, US 11492 4474 297 690 CABLEONE, US 22773 3934 3058 359 ASN-CXA-ALL-CCI-22773-RDC, US 7155 3900 264 31 VIASAT-SP-BACKBONE, US 16625 3615 1853 2553 AKAMAI-AS, US 6327 3430 1318 61 SHAW, CA 749 2882 50780 2138 DNIC-AS-00749, US 30036 2617 374 132 MEDIACOM-ENTERPRISE-BUSINESS, US 209 2521 4961 422 CENTURYLINK-US-LEGACY-QWEST, US 20115 2255 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 12479 6787 1730 150 UNI2-AS, ES 9121 6720 1692 17 TTNET, TR 8551 4010 374 39 BEZEQ-INTERNATIONAL-AS Bezeqint Interne 20940 3931 3348 213 AKAMAI-ASN1, NL 39891 3819 220 34 ALJAWWALSTC-AS, SA 6849 2941 355 21 UKRTELNET, UA 12389 2924 2273 907 ROSTELECOM-AS, RU 9009 2472 247 1282 M247, GB 34984 2238 357 632 TELLCOM-AS, TR 47331 2093 329 1602 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 10587 3391 559 Uninet S.A. de C.V., MX 10620 3469 518 748 Telmex Colombia S.A., CO 11830 2430 369 63 Instituto Costarricense de Electricidad 13999 1756 296 471 Mega Cable, S.A. de C.V., MX 6503 1454 355 525 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 1085 369 21 Telefonica del Peru S.A.A., PE 11664 1023 191 447 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 24863 1656 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 906 65 58 ORANGE-COTE-IVOIRE, CI 36935 773 520 42 Vodafone-, EG 6713 613 1863 34 IAM-AS, MA 37457 610 322 53 Telkom-Internet, ZA 15399 499 50 30 WANANCHI-, KE 37342 468 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 10587 3391 559 Uninet S.A. de C.V., MX 9808 9134 8883 39 CHINAMOBILE-CN China Mobile Communicati 12479 6787 1730 150 UNI2-AS, ES 9121 6720 1692 17 TTNET, TR 16509 6206 10264 2697 AMAZON-02, US 7545 5911 789 696 TPG-INTERNET-AP TPG Telecom Limited, AU 11492 4474 297 690 CABLEONE, US 8551 4010 374 39 BEZEQ-INTERNATIONAL-AS Bezeqint Interne 22773 3934 3058 359 ASN-CXA-ALL-CCI-22773-RDC, US 20940 3931 3348 213 AKAMAI-ASN1, NL 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 9134 9095 CHINAMOBILE-CN China Mobile Communications Grou 9121 6720 6703 TTNET, TR 12479 6787 6637 UNI2-AS, ES 7545 5911 5215 TPG-INTERNET-AP TPG Telecom Limited, AU 8551 4010 3971 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo 7155 3900 3869 VIASAT-SP-BACKBONE, US 39891 3819 3785 ALJAWWALSTC-AS, SA 11492 4474 3784 CABLEONE, US 20940 3931 3718 AKAMAI-ASN1, NL 22773 3934 3575 ASN-CXA-ALL-CCI-22773-RDC, US 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 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 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 23.131.185.0/24 Origin: 174 COGENT-174, US 23.131.185.0/24 Transit: 36944 UBUNTU-UNICAST-AS, MW 23.135.82.0/24 Origin: 206203 ASHNET-AS, US 23.135.82.0/24 Transit: 20473 AS-CHOOPA, US 23.135.104.0/24 Origin: 3257 GTT-BACKBONE GTT, US 23.135.104.0/24 Transit: 174 COGENT-174, US 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 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 /13:590 /14:1214 /15:2119 /16:13592 /17:8307 /18:14019 /19:25245 /20:43287 /21:52703 /22:109364 /23:99423 /24:541214 /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 5876 6720 TTNET, TR 12479 5769 6787 UNI2-AS, ES 8151 4243 10587 Uninet S.A. de C.V., MX 8551 3476 4010 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo 11492 3380 4474 CABLEONE, US 6327 3243 3430 SHAW, CA 39891 3131 3819 ALJAWWALSTC-AS, SA 7155 2990 3900 VIASAT-SP-BACKBONE, US 22773 2939 3934 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) ---------------------------------------------- 1:1935 2:1040 3:155 4:9 5:3905 6:103 7:5 8:1567 9:1 11:172 12:1709 13:299 14:2372 15:192 16:45 17:381 18:156 20:198 21:4 22:188 23:5642 24:2393 25:6 27:2660 29:19 31:2441 32:97 34:1 35:73 36:1780 37:4463 38:2836 39:701 40:163 41:4444 42:1079 43:2218 44:292 45:16975 46:4178 47:337 49:1687 50:1944 51:102 52:1415 54:363 55:716 56:8 57:65 58:1760 59:1121 60:957 61:2289 62:2582 63:1973 64:5535 65:2316 66:4952 67:3012 68:1223 69:4159 70:1338 71:666 72:3116 74:2690 75:1397 76:589 77:2296 78:3974 79:3114 80:2001 81:1766 82:1503 83:1217 84:1371 85:3689 86:709 87:2061 88:2736 89:3341 90:523 91:7740 92:2008 93:2616 94:3561 95:4811 96:1296 97:352 98:993 99:736 100:75 101:1288 102:2261 103:29127 104:4378 105:753 106:856 107:2518 108:849 109:4239 110:2062 111:3240 112:2032 113:1493 114:1522 115:2081 116:1885 117:2527 118:2339 119:1854 120:1658 121:1043 122:2584 123:2149 124:1544 125:2076 128:1241 129:1166 130:984 131:2213 132:819 133:373 134:1927 135:298 136:887 137:872 138:2702 139:1503 140:866 141:1412 142:1299 143:1537 144:1215 145:345 146:1818 147:1501 148:2223 149:1733 150:867 151:1083 152:1862 153:539 154:3641 155:1432 156:1866 157:1237 158:1039 159:2122 160:2551 161:1326 162:3491 163:1273 164:1677 165:1650 166:704 167:1725 168:4045 169:863 170:4813 171:832 172:3146 173:3113 174:1023 175:1167 176:3579 177:5757 178:3539 179:2430 180:2278 181:3019 182:3205 183:1933 184:2390 185:19628 186:4788 187:4272 188:3975 189:3586 190:9020 191:1736 192:11043 193:8665 194:7033 195:5041 196:3162 197:2764 198:6053 199:6065 200:7881 201:5907 202:10302 203:10227 204:4567 205:3407 206:3804 207:3399 208:4092 209:4699 210:4110 211:2360 212:4071 213:3471 214:1160 215:67 216:6480 217:2766 218:1266 219:411 220:1952 221:983 222:670 223:2124 End of report