IPv4 R&E Routing Table Report 18:35 GMT Sat 06 Aug, 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: 921555 Prefixes after maximum aggregation (per Origin AS): 341022 Deaggregation factor: 2.70 Unique aggregates announced (without unneeded subnets): 437613 Number of IPv4 prefixes with a valid ROA: 359706 Number of IPv4 prefixes with an invalid ROA: 2904 Number of IPv4 prefixes with no ROA: 558945 Total ASes present in the Internet Routing Table: 73589 Prefixes per ASN: 12.52 Origin-only ASes present in the Internet Routing Table: 63024 Origin ASes announcing only one prefix: 25541 Transit ASes present in the Internet Routing Table: 10565 Transit-only ASes present in the Internet Routing Table: 393 Paths with bogon ASNs present in the IPv4 Routing Table: 122 Average AS path length visible in the Internet Routing Table: 5.6 Max AS path length visible: 250 Max AS path prepend of ASN ( 51196) 246 Prefixes from unregistered ASNs in the Routing Table: 1013 Number of instances of unregistered ASNs: 1015 Number of 32-bit ASNs allocated by the RIRs: 39940 Number of 32-bit ASNs visible in the Routing Table: 33186 Prefixes from 32-bit ASNs in the Routing Table: 164453 Number of bogon 32-bit ASNs visible in the Routing Table: 51 Special use prefixes present in the Routing Table: 2 Prefixes being announced from unallocated address space: 506 Number of addresses announced to Internet: 3071057152 Equivalent to 183 /8s, 12 /16s and 157 /24s Percentage of available address space announced: 83.0 Percentage of allocated address space announced: 83.0 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: 318078 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 233640 Total APNIC prefixes after maximum aggregation: 66769 APNIC Deaggregation factor: 3.50 Prefixes being announced from the APNIC address blocks: 228610 Unique aggregates announced from the APNIC address blocks: 96133 APNIC Region origin ASes present in the Internet Routing Table: 12834 APNIC Prefixes per ASN: 17.81 APNIC Region origin ASes announcing only one prefix: 3706 APNIC Region transit ASes present in the Internet Routing Table: 1769 Average APNIC Region AS path length visible: 6.0 Max APNIC Region AS path length visible: 28 Number of APNIC region 32-bit ASNs visible in the Routing Table: 8088 Number of APNIC addresses announced to Internet: 772795648 Equivalent to 46 /8s, 15 /16s and 237 /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: 265624 Total ARIN prefixes after maximum aggregation: 120829 ARIN Deaggregation factor: 2.20 Prefixes being announced from the ARIN address blocks: 266080 Unique aggregates announced from the ARIN address blocks: 127358 ARIN Region origin ASes present in the Internet Routing Table: 19083 ARIN Prefixes per ASN: 13.94 ARIN Region origin ASes announcing only one prefix: 6942 ARIN Region transit ASes present in the Internet Routing Table: 1940 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: 4586 Number of ARIN addresses announced to Internet: 1295967232 Equivalent to 77 /8s, 62 /16s and 228 /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: 263598 Total RIPE prefixes after maximum aggregation: 119290 RIPE Deaggregation factor: 2.21 Prefixes being announced from the RIPE address blocks: 260855 Unique aggregates announced from the RIPE address blocks: 153045 RIPE Region origin ASes present in the Internet Routing Table: 28224 RIPE Prefixes per ASN: 9.24 RIPE Region origin ASes announcing only one prefix: 12049 RIPE Region transit ASes present in the Internet Routing Table: 4041 Average RIPE Region AS path length visible: 5.3 Max RIPE Region AS path length visible: 250 Number of RIPE region 32-bit ASNs visible in the Routing Table: 10807 Number of RIPE addresses announced to Internet: 717734656 Equivalent to 42 /8s, 199 /16s and 195 /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: 125925 Total LACNIC prefixes after maximum aggregation: 27713 LACNIC Deaggregation factor: 4.54 Prefixes being announced from the LACNIC address blocks: 125490 Unique aggregates announced from the LACNIC address blocks: 48857 LACNIC Region origin ASes present in the Internet Routing Table: 10976 LACNIC Prefixes per ASN: 11.43 LACNIC Region origin ASes announcing only one prefix: 2301 LACNIC Region transit ASes present in the Internet Routing Table: 2289 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: 8701 Number of LACNIC addresses announced to Internet: 176418304 Equivalent to 10 /8s, 131 /16s and 238 /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: 31755 Total AfriNIC prefixes after maximum aggregation: 5652 AfriNIC Deaggregation factor: 5.62 Prefixes being announced from the AfriNIC address blocks: 40014 Unique aggregates announced from the AfriNIC address blocks: 11794 AfriNIC Region origin ASes present in the Internet Routing Table: 1677 AfriNIC Prefixes per ASN: 23.86 AfriNIC Region origin ASes announcing only one prefix: 543 AfriNIC Region transit ASes present in the Internet Routing Table: 320 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: 1004 Number of AfriNIC addresses announced to Internet: 107855360 Equivalent to 6 /8s, 109 /16s and 190 /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 9014 8883 47 CHINAMOBILE-CN China Mobile Communicati 7545 5935 789 696 TPG-INTERNET-AP TPG Telecom Limited, AU 7552 3597 1330 19 VIETEL-AS-AP Viettel Group, VN 7713 3510 1042 61 TELKOMNET-AS-AP PT Telekomunikasi Indon 45899 3463 1877 67 VNPT-AS-VN VNPT Corp, VN 9498 2429 499 240 BBIL-AP BHARTI Airtel Ltd., IN 4766 2248 11123 590 KIXS-AS-KR Korea Telecom, KR 45090 2194 1438 79 TENCENT-NET-AP Shenzhen Tencent Compute 24560 2156 851 401 AIRTELBROADBAND-AS-AP Bharti Airtel Ltd 4755 2124 425 216 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 6832 10404 2701 AMAZON-02, US 11492 4519 300 607 CABLEONE, US 7155 3906 265 32 VIASAT-SP-BACKBONE, US 22773 3837 3070 363 ASN-CXA-ALL-CCI-22773-RDC, US 16625 3468 1788 2504 AKAMAI-AS, US 6327 3447 1319 62 SHAW, CA 749 3021 50731 2279 DNIC-AS-00749, US 30036 2607 373 253 MEDIACOM-ENTERPRISE-BUSINESS, US 396982 2524 3384 362 GOOGLE-CLOUD-PLATFORM, US 209 2371 4935 407 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 6874 1730 144 UNI2-AS, ES 9121 6557 1692 17 TTNET, TR 20940 4051 3361 202 AKAMAI-ASN1, NL 39891 4006 234 46 ALJAWWALSTC-AS, SA 8551 3993 374 39 BEZEQ-INTERNATIONAL-AS Bezeqint Interne 12389 2913 2290 910 ROSTELECOM-AS, RU 6849 2788 355 21 UKRTELNET, UA 9009 2527 249 1358 M247, GB 34984 2245 357 635 TELLCOM-AS, TR 47331 2066 324 1565 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 10806 3397 561 Uninet S.A. de C.V., MX 10620 3483 515 780 Telmex Colombia S.A., CO 11830 2409 369 64 Instituto Costarricense de Electricidad 13999 1946 318 518 Mega Cable, S.A. de C.V., MX 28573 1365 2330 267 Claro NXT Telecomunicacoes Ltda, BR 6503 1283 338 520 Axtel, S.A.B. de C.V., MX 3816 1270 695 154 COLOMBIA TELECOMUNICACIONES S.A. ESP, C 6147 1100 370 21 Telefonica del Peru S.A.A., PE 11664 1051 180 455 Techtel LMDS Comunicaciones Interactiva 26615 981 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 1950 326 58 Telkom-Internet, ZA 24863 1526 393 21 LINKdotNET-AS, EG 24835 1517 495 28 RAYA-AS, EG 36992 1324 1519 268 ETISALAT-MISR, EG 36903 1199 545 114 MT-MPLS, MA 29571 972 66 53 ORANGE-COTE-IVOIRE, CI 36935 638 520 42 Vodafone-, EG 6713 612 1863 34 IAM-AS, MA 15399 498 50 31 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 10806 3397 561 Uninet S.A. de C.V., MX 9808 9014 8883 47 CHINAMOBILE-CN China Mobile Communicati 12479 6874 1730 144 UNI2-AS, ES 16509 6832 10404 2701 AMAZON-02, US 9121 6557 1692 17 TTNET, TR 7545 5935 789 696 TPG-INTERNET-AP TPG Telecom Limited, AU 11492 4519 300 607 CABLEONE, US 20940 4051 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 9014 8967 CHINAMOBILE-CN China Mobile Communications Grou 12479 6874 6730 UNI2-AS, ES 9121 6557 6540 TTNET, TR 7545 5935 5239 TPG-INTERNET-AP TPG Telecom Limited, AU 16509 6832 4131 AMAZON-02, US 39891 4006 3960 ALJAWWALSTC-AS, SA 8551 3993 3954 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo 11492 4519 3912 CABLEONE, US 7155 3906 3874 VIASAT-SP-BACKBONE, US 20940 4051 3849 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 /11:101 /12:304 /13:594 /14:1213 /15:2124 /16:13605 /17:8375 /18:14114 /19:25133 /20:43990 /21:52615 /22:109674 /23:100217 /24:549428 /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 5861 6874 UNI2-AS, ES 9121 5717 6557 TTNET, TR 8151 4530 10806 Uninet S.A. de C.V., MX 8551 3456 3993 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo 11492 3435 4519 CABLEONE, US 6327 3259 3447 SHAW, CA 39891 3189 4006 ALJAWWALSTC-AS, SA 7155 2995 3906 VIASAT-SP-BACKBONE, US 22773 2846 3837 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) ---------------------------------------------- 1:1963 2:1054 3:157 4:7 5:3977 6:111 7:6 8:1588 9:1 11:172 12:1643 13:341 14:2351 15:241 16:44 17:383 18:187 20:246 21:4 22:188 23:5871 24:2454 25:6 27:2685 29:19 31:2436 32:96 34:7 35:87 36:1846 37:4500 38:3384 39:722 40:162 41:4391 42:1126 43:2237 44:288 45:17025 46:4196 47:332 49:1720 50:1952 51:239 52:1459 54:384 55:854 56:8 57:67 58:1799 59:1115 60:966 61:2336 62:2630 63:1949 64:5618 65:2391 66:4968 67:3024 68:1223 69:4162 70:1316 71:688 72:3097 74:2660 75:1408 76:580 77:2366 78:3981 79:3131 80:2035 81:1814 82:1500 83:1219 84:1369 85:3716 86:743 87:2011 88:2804 89:3442 90:548 91:7727 92:2056 93:2572 94:3560 95:4817 96:1287 97:351 98:1030 99:754 100:77 101:1296 102:2464 103:29769 104:4542 105:2053 106:879 107:2542 108:880 109:4357 110:2010 111:3272 112:2036 113:1513 114:1517 115:2128 116:1892 117:2435 118:2305 119:1855 120:1758 121:1032 122:2560 123:2126 124:1540 125:2068 128:1275 129:1116 130:993 131:2246 132:824 133:378 134:1943 135:342 136:889 137:882 138:2741 139:1500 140:939 141:1453 142:1332 143:1499 144:1206 145:345 146:1850 147:1521 148:2223 149:1777 150:874 151:1072 152:1873 153:547 154:3779 155:1448 156:1709 157:1287 158:1042 159:2219 160:2568 161:1321 162:3519 163:1362 164:1664 165:1682 166:764 167:1762 168:4077 169:905 170:4896 171:841 172:3304 173:3153 174:1019 175:1172 176:3704 177:5894 178:3568 179:2597 180:2342 181:3305 182:3197 183:1916 184:2377 185:19780 186:4955 187:4411 188:4108 189:3768 190:9100 191:1793 192:10996 193:8717 194:7131 195:5151 196:3192 197:2831 198:6028 199:6078 200:7956 201:6065 202:10366 203:10255 204:4517 205:3447 206:3781 207:3437 208:4067 209:4758 210:4242 211:2317 212:4099 213:3513 214:1136 215:65 216:6442 217:2729 218:1265 219:413 220:2005 221:962 222:655 223:1978 End of report