IPv4 R&E Routing Table Report 18:35 GMT Sat 30 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: 921085 Prefixes after maximum aggregation (per Origin AS): 340864 Deaggregation factor: 2.70 Unique aggregates announced (without unneeded subnets): 437198 Number of IPv4 prefixes with a valid ROA: 358157 Number of IPv4 prefixes with an invalid ROA: 2757 Number of IPv4 prefixes with no ROA: 560171 Total ASes present in the Internet Routing Table: 73551 Prefixes per ASN: 12.52 Origin-only ASes present in the Internet Routing Table: 63002 Origin ASes announcing only one prefix: 25540 Transit ASes present in the Internet Routing Table: 10549 Transit-only ASes present in the Internet Routing Table: 392 Paths with bogon ASNs present in the IPv4 Routing Table: 129 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: 1032 Number of instances of unregistered ASNs: 1036 Number of 32-bit ASNs allocated by the RIRs: 39897 Number of 32-bit ASNs visible in the Routing Table: 33152 Prefixes from 32-bit ASNs in the Routing Table: 163988 Number of bogon 32-bit ASNs visible in the Routing Table: 59 Special use prefixes present in the Routing Table: 2 Prefixes being announced from unallocated address space: 511 Number of addresses announced to Internet: 3071046656 Equivalent to 183 /8s, 12 /16s and 116 /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: 317941 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 233439 Total APNIC prefixes after maximum aggregation: 66724 APNIC Deaggregation factor: 3.50 Prefixes being announced from the APNIC address blocks: 228385 Unique aggregates announced from the APNIC address blocks: 95966 APNIC Region origin ASes present in the Internet Routing Table: 12814 APNIC Prefixes per ASN: 17.82 APNIC Region origin ASes announcing only one prefix: 3716 APNIC Region transit ASes present in the Internet Routing Table: 1761 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: 8063 Number of APNIC addresses announced to Internet: 772790528 Equivalent to 46 /8s, 15 /16s and 217 /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: 265333 Total ARIN prefixes after maximum aggregation: 120800 ARIN Deaggregation factor: 2.20 Prefixes being announced from the ARIN address blocks: 265779 Unique aggregates announced from the ARIN address blocks: 127312 ARIN Region origin ASes present in the Internet Routing Table: 19066 ARIN Prefixes per ASN: 13.94 ARIN Region origin ASes announcing only one prefix: 6933 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: 4572 Number of ARIN addresses announced to Internet: 1295790080 Equivalent to 77 /8s, 60 /16s and 48 /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: 263400 Total RIPE prefixes after maximum aggregation: 119184 RIPE Deaggregation factor: 2.21 Prefixes being announced from the RIPE address blocks: 260731 Unique aggregates announced from the RIPE address blocks: 152848 RIPE Region origin ASes present in the Internet Routing Table: 28206 RIPE Prefixes per ASN: 9.24 RIPE Region origin ASes announcing only one prefix: 12040 RIPE Region transit ASes present in the Internet Routing Table: 4033 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: 10804 Number of RIPE addresses announced to Internet: 717992960 Equivalent to 42 /8s, 203 /16s and 180 /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: 125894 Total LACNIC prefixes after maximum aggregation: 27731 LACNIC Deaggregation factor: 4.54 Prefixes being announced from the LACNIC address blocks: 125481 Unique aggregates announced from the LACNIC address blocks: 48794 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: 2306 LACNIC Region transit ASes present in the Internet Routing Table: 2281 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: 8711 Number of LACNIC addresses announced to Internet: 176427008 Equivalent to 10 /8s, 132 /16s and 16 /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: 5646 AfriNIC Deaggregation factor: 5.67 Prefixes being announced from the AfriNIC address blocks: 40198 Unique aggregates announced from the AfriNIC address blocks: 11850 AfriNIC Region origin ASes present in the Internet Routing Table: 1674 AfriNIC Prefixes per ASN: 24.01 AfriNIC Region origin ASes announcing only one prefix: 545 AfriNIC Region transit ASes present in the Internet Routing Table: 319 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: 1002 Number of AfriNIC addresses announced to Internet: 107759616 Equivalent to 6 /8s, 108 /16s and 72 /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 9029 8882 46 CHINAMOBILE-CN China Mobile Communicati 7545 5928 785 695 TPG-INTERNET-AP TPG Telecom Limited, AU 7552 3590 1330 19 VIETEL-AS-AP Viettel Group, VN 7713 3513 1042 61 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 2253 11123 592 KIXS-AS-KR Korea Telecom, KR 45090 2194 1438 79 TENCENT-NET-AP Shenzhen Tencent Compute 24560 2149 850 404 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 6756 10388 2687 AMAZON-02, US 11492 4525 300 640 CABLEONE, US 7155 3906 265 32 VIASAT-SP-BACKBONE, US 22773 3820 3066 350 ASN-CXA-ALL-CCI-22773-RDC, US 16625 3472 1789 2506 AKAMAI-AS, US 6327 3448 1319 64 SHAW, CA 749 3024 50732 2282 DNIC-AS-00749, US 30036 2601 371 286 MEDIACOM-ENTERPRISE-BUSINESS, US 396982 2523 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 6880 1730 144 UNI2-AS, ES 9121 6609 1692 17 TTNET, TR 20940 4050 3361 202 AKAMAI-ASN1, NL 39891 4006 234 46 ALJAWWALSTC-AS, SA 8551 3995 374 39 BEZEQ-INTERNATIONAL-AS Bezeqint Interne 12389 2914 2290 912 ROSTELECOM-AS, RU 6849 2788 355 21 UKRTELNET, UA 9009 2582 254 1332 M247, GB 34984 2243 357 633 TELLCOM-AS, TR 47331 2034 321 1555 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 10790 3397 559 Uninet S.A. de C.V., MX 10620 3479 515 781 Telmex Colombia S.A., CO 11830 2408 369 64 Instituto Costarricense de Electricidad 13999 1900 309 509 Mega Cable, S.A. de C.V., MX 28573 1366 2331 269 Claro NXT Telecomunicacoes Ltda, BR 3816 1267 693 153 COLOMBIA TELECOMUNICACIONES S.A. ESP, C 6503 1246 337 512 Axtel, S.A.B. de C.V., MX 6147 1085 370 21 Telefonica del Peru S.A.A., PE 11664 1013 179 460 Techtel LMDS Comunicaciones Interactiva 26615 979 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 969 66 46 ORANGE-COTE-IVOIRE, CI 36935 801 520 42 Vodafone-, EG 6713 611 1863 34 IAM-AS, MA 15399 496 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 10790 3397 559 Uninet S.A. de C.V., MX 9808 9029 8882 46 CHINAMOBILE-CN China Mobile Communicati 12479 6880 1730 144 UNI2-AS, ES 16509 6756 10388 2687 AMAZON-02, US 9121 6609 1692 17 TTNET, TR 7545 5928 785 695 TPG-INTERNET-AP TPG Telecom Limited, AU 11492 4525 300 640 CABLEONE, US 20940 4050 3361 202 AKAMAI-ASN1, NL 39891 4006 234 46 ALJAWWALSTC-AS, SA 8551 3995 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 9029 8983 CHINAMOBILE-CN China Mobile Communications Grou 12479 6880 6736 UNI2-AS, ES 9121 6609 6592 TTNET, TR 7545 5928 5233 TPG-INTERNET-AP TPG Telecom Limited, AU 16509 6756 4069 AMAZON-02, US 39891 4006 3960 ALJAWWALSTC-AS, SA 8551 3995 3956 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo 11492 4525 3885 CABLEONE, US 7155 3906 3874 VIASAT-SP-BACKBONE, 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 /16:13607 /17:8374 /18:14118 /19:25133 /20:43964 /21:52629 /22:109841 /23:100153 /24:548865 /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 5866 6880 UNI2-AS, ES 9121 5769 6609 TTNET, TR 8151 4517 10790 Uninet S.A. de C.V., MX 8551 3458 3995 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo 11492 3431 4525 CABLEONE, US 6327 3258 3448 SHAW, CA 39891 3189 4006 ALJAWWALSTC-AS, SA 7155 2995 3906 VIASAT-SP-BACKBONE, US 22773 2840 3820 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) ---------------------------------------------- 1:1950 2:1060 3:157 4:7 5:3990 6:111 7:6 8:1582 9:1 11:172 12:1642 13:341 14:2350 15:234 16:44 17:389 18:175 20:246 21:4 22:188 23:5852 24:2431 25:6 27:2697 29:19 31:2451 32:96 34:7 35:87 36:1847 37:4501 38:3361 39:720 40:162 41:4403 42:1128 43:2241 44:294 45:16985 46:4212 47:330 49:1710 50:1956 51:238 52:1451 54:384 55:852 56:8 57:67 58:1802 59:1113 60:964 61:2333 62:2625 63:1947 64:5621 65:2408 66:4968 67:3002 68:1223 69:4205 70:1317 71:689 72:3094 74:2663 75:1409 76:579 77:2367 78:3978 79:3132 80:2032 81:1812 82:1502 83:1218 84:1369 85:3728 86:732 87:2003 88:2797 89:3415 90:548 91:7720 92:2044 93:2582 94:3566 95:4781 96:1332 97:353 98:1026 99:752 100:77 101:1288 102:2442 103:29712 104:4551 105:2058 106:880 107:2548 108:879 109:4355 110:1984 111:3280 112:2044 113:1514 114:1517 115:2126 116:1898 117:2435 118:2301 119:1824 120:1740 121:1024 122:2566 123:2132 124:1553 125:2074 128:1259 129:1121 130:993 131:2235 132:823 133:378 134:1939 135:342 136:893 137:876 138:2761 139:1492 140:938 141:1447 142:1334 143:1485 144:1214 145:348 146:1845 147:1514 148:2213 149:1765 150:880 151:1071 152:1871 153:545 154:3798 155:1448 156:1710 157:1282 158:1040 159:2232 160:2566 161:1313 162:3513 163:1344 164:1691 165:1678 166:763 167:1759 168:4071 169:900 170:4892 171:840 172:3299 173:3145 174:1030 175:1173 176:3690 177:5856 178:3573 179:2628 180:2336 181:3317 182:3203 183:1918 184:2345 185:19761 186:4831 187:4443 188:4100 189:3745 190:9102 191:1863 192:11022 193:8713 194:7145 195:5120 196:3119 197:2848 198:6030 199:6068 200:7937 201:6041 202:10322 203:10251 204:4522 205:3453 206:3789 207:3392 208:4046 209:4759 210:4251 211:2318 212:4099 213:3510 214:1134 215:65 216:6418 217:2735 218:1265 219:413 220:2006 221:965 222:656 223:1975 End of report