IPv4 R&E Routing Table Report 18:35 GMT Tue 03 May, 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: 912774 Prefixes after maximum aggregation (per Origin AS): 337680 Deaggregation factor: 2.70 Unique aggregates announced (without unneeded subnets): 430738 Number of IPv4 prefixes with a valid ROA: 666688 Number of IPv4 prefixes with an invalid ROA: 5638 Number of IPv4 prefixes with no ROA: 1153222 Total ASes present in the Internet Routing Table: 73209 Prefixes per ASN: 12.47 Origin-only ASes present in the Internet Routing Table: 62718 Origin ASes announcing only one prefix: 25316 Transit ASes present in the Internet Routing Table: 10491 Transit-only ASes present in the Internet Routing Table: 385 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: 1043 Number of instances of unregistered ASNs: 1051 Number of 32-bit ASNs allocated by the RIRs: 39272 Number of 32-bit ASNs visible in the Routing Table: 32670 Prefixes from 32-bit ASNs in the Routing Table: 159996 Number of bogon 32-bit ASNs visible in the Routing Table: 52 Special use prefixes present in the Routing Table: 2 Prefixes being announced from unallocated address space: 497 Number of addresses announced to Internet: 3067223296 Equivalent to 182 /8s, 210 /16s and 29 /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: 314791 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 232109 Total APNIC prefixes after maximum aggregation: 66275 APNIC Deaggregation factor: 3.50 Prefixes being announced from the APNIC address blocks: 227024 Unique aggregates announced from the APNIC address blocks: 94844 APNIC Region origin ASes present in the Internet Routing Table: 12587 APNIC Prefixes per ASN: 18.04 APNIC Region origin ASes announcing only one prefix: 3560 APNIC Region transit ASes present in the Internet Routing Table: 1742 Average APNIC Region AS path length visible: 6.1 Max APNIC Region AS path length visible: 32 Number of APNIC region 32-bit ASNs visible in the Routing Table: 7816 Number of APNIC addresses announced to Internet: 773609984 Equivalent to 46 /8s, 28 /16s and 90 /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: 262828 Total ARIN prefixes after maximum aggregation: 119965 ARIN Deaggregation factor: 2.19 Prefixes being announced from the ARIN address blocks: 262925 Unique aggregates announced from the ARIN address blocks: 124754 ARIN Region origin ASes present in the Internet Routing Table: 19057 ARIN Prefixes per ASN: 13.80 ARIN Region origin ASes announcing only one prefix: 6924 ARIN Region transit ASes present in the Internet Routing Table: 1955 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: 4480 Number of ARIN addresses announced to Internet: 1295541248 Equivalent to 77 /8s, 56 /16s and 100 /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: 260416 Total RIPE prefixes after maximum aggregation: 117648 RIPE Deaggregation factor: 2.21 Prefixes being announced from the RIPE address blocks: 257854 Unique aggregates announced from the RIPE address blocks: 150499 RIPE Region origin ASes present in the Internet Routing Table: 28171 RIPE Prefixes per ASN: 9.15 RIPE Region origin ASes announcing only one prefix: 12007 RIPE Region transit ASes present in the Internet Routing Table: 4029 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: 10741 Number of RIPE addresses announced to Internet: 713907456 Equivalent to 42 /8s, 141 /16s and 93 /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: 124671 Total LACNIC prefixes after maximum aggregation: 27543 LACNIC Deaggregation factor: 4.53 Prefixes being announced from the LACNIC address blocks: 124397 Unique aggregates announced from the LACNIC address blocks: 48566 LACNIC Region origin ASes present in the Internet Routing Table: 10977 LACNIC Prefixes per ASN: 11.33 LACNIC Region origin ASes announcing only one prefix: 2296 LACNIC Region transit ASes present in the Internet Routing Table: 2237 Average LACNIC Region AS path length visible: 6.2 Max LACNIC Region AS path length visible: 65 Number of LACNIC region 32-bit ASNs visible in the Routing Table: 8665 Number of LACNIC addresses announced to Internet: 176463104 Equivalent to 10 /8s, 132 /16s and 157 /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: 31707 Total AfriNIC prefixes after maximum aggregation: 5541 AfriNIC Deaggregation factor: 5.72 Prefixes being announced from the AfriNIC address blocks: 40077 Unique aggregates announced from the AfriNIC address blocks: 11645 AfriNIC Region origin ASes present in the Internet Routing Table: 1637 AfriNIC Prefixes per ASN: 24.48 AfriNIC Region origin ASes announcing only one prefix: 529 AfriNIC Region transit ASes present in the Internet Routing Table: 323 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: 968 Number of AfriNIC addresses announced to Internet: 107423744 Equivalent to 6 /8s, 103 /16s and 40 /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 9138 8883 41 CHINAMOBILE-CN China Mobile Communicati 7545 5911 788 694 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 2404 499 241 BBIL-AP BHARTI Airtel Ltd., IN 4766 2252 11119 595 KIXS-AS-KR Korea Telecom, KR 45090 2187 1438 79 TENCENT-NET-AP Shenzhen Tencent Compute 4755 2117 438 200 TATACOMM-AS TATA Communications formerl 24560 2052 854 379 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 6279 10276 2720 AMAZON-02, US 11492 4474 297 694 CABLEONE, US 22773 3930 3058 356 ASN-CXA-ALL-CCI-22773-RDC, US 7155 3901 264 31 VIASAT-SP-BACKBONE, US 16625 3588 1834 2537 AKAMAI-AS, US 6327 3432 1318 61 SHAW, CA 749 2881 50780 2137 DNIC-AS-00749, US 30036 2619 373 140 MEDIACOM-ENTERPRISE-BUSINESS, US 209 2520 4961 422 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 12479 6782 1730 150 UNI2-AS, ES 9121 6714 1692 17 TTNET, TR 8551 4008 374 39 BEZEQ-INTERNATIONAL-AS Bezeqint Interne 20940 3937 3360 199 AKAMAI-ASN1, NL 39891 3683 212 32 ALJAWWALSTC-AS, SA 12389 2921 2273 908 ROSTELECOM-AS, RU 6849 2889 355 21 UKRTELNET, UA 9009 2488 249 1292 M247, GB 34984 2238 358 632 TELLCOM-AS, TR 47331 2093 329 1603 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 10622 3391 562 Uninet S.A. de C.V., MX 10620 3475 519 738 Telmex Colombia S.A., CO 11830 2433 369 63 Instituto Costarricense de Electricidad 13999 1770 297 477 Mega Cable, S.A. de C.V., MX 6503 1453 355 526 Axtel, S.A.B. de C.V., MX 28573 1386 2333 253 CLARO S.A., BR 3816 1256 669 148 COLOMBIA TELECOMUNICACIONES S.A. ESP, C 6147 1080 369 21 Telefonica del Peru S.A.A., PE 11664 1020 191 444 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 1941 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 913 65 58 ORANGE-COTE-IVOIRE, CI 36935 773 520 42 Vodafone-, EG 6713 611 1863 34 IAM-AS, MA 15399 497 50 30 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 10622 3391 562 Uninet S.A. de C.V., MX 9808 9138 8883 41 CHINAMOBILE-CN China Mobile Communicati 12479 6782 1730 150 UNI2-AS, ES 9121 6714 1692 17 TTNET, TR 16509 6279 10276 2720 AMAZON-02, US 7545 5911 788 694 TPG-INTERNET-AP TPG Telecom Limited, AU 11492 4474 297 694 CABLEONE, US 8551 4008 374 39 BEZEQ-INTERNATIONAL-AS Bezeqint Interne 20940 3937 3360 199 AKAMAI-ASN1, NL 22773 3930 3058 356 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 9138 9097 CHINAMOBILE-CN China Mobile Communications Grou 9121 6714 6697 TTNET, TR 12479 6782 6632 UNI2-AS, ES 7545 5911 5217 TPG-INTERNET-AP TPG Telecom Limited, AU 8551 4008 3969 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo 7155 3901 3870 VIASAT-SP-BACKBONE, US 11492 4474 3780 CABLEONE, US 20940 3937 3738 AKAMAI-ASN1, NL 39891 3683 3651 ALJAWWALSTC-AS, SA 22773 3930 3574 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 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 23.141.0.0/24 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 /10:40 /11:100 /12:304 /13:590 /14:1216 /15:2124 /16:13615 /17:8349 /18:14027 /19:25242 /20:43375 /21:52680 /22:109211 /23:98997 /24:542875 /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 5871 6714 TTNET, TR 12479 5763 6782 UNI2-AS, ES 8151 4277 10622 Uninet S.A. de C.V., MX 8551 3474 4008 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo 11492 3380 4474 CABLEONE, US 6327 3245 3432 SHAW, CA 39891 3003 3683 ALJAWWALSTC-AS, SA 7155 2991 3901 VIASAT-SP-BACKBONE, US 22773 2937 3930 ASN-CXA-ALL-CCI-22773-RDC, US 6849 2739 2889 UKRTELNET, UA Complete listing at https://bgp.nsrc.org/REN/RENU/data-sXXas-nos Number of /24s announced per /8 block (Global) ---------------------------------------------- 1:1938 2:1044 3:154 4:9 5:3912 6:104 7:5 8:1567 9:1 11:172 12:1709 13:298 14:2373 15:194 16:45 17:385 18:160 20:195 21:4 22:188 23:5670 24:2343 25:6 27:2660 29:19 31:2452 32:97 34:1 35:73 36:1780 37:4469 38:2815 39:702 40:163 41:4470 42:1091 43:2209 44:296 45:17010 46:4181 47:342 49:1689 50:2171 51:101 52:1419 54:365 55:738 56:8 57:66 58:1764 59:1122 60:958 61:2277 62:2600 63:1970 64:5536 65:2339 66:4931 67:3010 68:1222 69:4167 70:1340 71:651 72:3114 74:2682 75:1399 76:583 77:2304 78:3985 79:3110 80:2006 81:1763 82:1496 83:1213 84:1373 85:3704 86:713 87:2063 88:2742 89:3354 90:522 91:7735 92:2007 93:2611 94:3555 95:4796 96:1309 97:351 98:986 99:737 100:75 101:1278 102:2265 103:29160 104:4389 105:2054 106:873 107:2542 108:846 109:4234 110:2028 111:3237 112:2030 113:1506 114:1522 115:2095 116:1888 117:2526 118:2334 119:1841 120:1664 121:1041 122:2586 123:2145 124:1550 125:2082 128:1247 129:1167 130:983 131:2224 132:824 133:372 134:1921 135:296 136:884 137:864 138:2703 139:1502 140:861 141:1409 142:1306 143:1521 144:1212 145:343 146:1826 147:1484 148:2234 149:1731 150:860 151:1078 152:1859 153:539 154:3660 155:1436 156:1866 157:1238 158:1042 159:2137 160:2546 161:1265 162:3490 163:1281 164:1679 165:1651 166:709 167:1721 168:4049 169:861 170:4870 171:831 172:3153 173:3112 174:1025 175:1158 176:3575 177:5748 178:3532 179:2425 180:2285 181:3023 182:3219 183:1935 184:2385 185:19618 186:4759 187:4273 188:3967 189:3624 190:8999 191:1747 192:11044 193:8649 194:7032 195:5036 196:3187 197:2777 198:6000 199:6078 200:7862 201:5908 202:10298 203:10241 204:4569 205:3436 206:3802 207:3402 208:4070 209:4709 210:4125 211:2359 212:4078 213:3464 214:1157 215:67 216:6463 217:2768 218:1265 219:410 220:1948 221:981 222:670 223:2122 End of report