IPv4 R&E Routing Table Report 18:35 GMT Wed 08 Feb, 2023 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: 934190 Prefixes after maximum aggregation (per Origin AS): 347590 Deaggregation factor: 2.69 Unique aggregates announced (without unneeded subnets): 445403 Number of IPv4 prefixes with a valid ROA: 389102 Number of IPv4 prefixes with an invalid ROA: 1234 Number of IPv4 prefixes with no ROA: 543854 Total ASes present in the Internet Routing Table: 74125 Prefixes per ASN: 12.60 Origin-only ASes present in the Internet Routing Table: 63522 Origin ASes announcing only one prefix: 25657 Transit ASes present in the Internet Routing Table: 10603 Transit-only ASes present in the Internet Routing Table: 447 Paths with bogon ASNs present in the IPv4 Routing Table: 129 Average AS path length visible in the Internet Routing Table: 5.7 Max AS path length visible: 164 Max AS path prepend of ASN ( 51156) 160 Prefixes from unregistered ASNs in the Routing Table: 1185 Number of instances of unregistered ASNs: 1196 Number of 32-bit ASNs allocated by the RIRs: 41191 Number of 32-bit ASNs visible in the Routing Table: 34143 Prefixes from 32-bit ASNs in the Routing Table: 173820 Number of bogon 32-bit ASNs visible in the Routing Table: 78 Special use prefixes present in the Routing Table: 1 Prefixes being announced from unallocated address space: 591 Number of addresses announced to Internet: 3062433024 Equivalent to 182 /8s, 137 /16s and 5 /24s Percentage of available address space announced: 82.7 Percentage of allocated address space announced: 82.7 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: 322312 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 236539 Total APNIC prefixes after maximum aggregation: 68249 APNIC Deaggregation factor: 3.47 Prefixes being announced from the APNIC address blocks: 231560 Unique aggregates announced from the APNIC address blocks: 97644 APNIC Region origin ASes present in the Internet Routing Table: 13235 APNIC Prefixes per ASN: 17.50 APNIC Region origin ASes announcing only one prefix: 3823 APNIC Region transit ASes present in the Internet Routing Table: 1782 Average APNIC Region AS path length visible: 6.1 Max APNIC Region AS path length visible: 31 Number of APNIC region 32-bit ASNs visible in the Routing Table: 8544 Number of APNIC addresses announced to Internet: 773069056 Equivalent to 46 /8s, 20 /16s and 25 /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: 268700 Total ARIN prefixes after maximum aggregation: 121662 ARIN Deaggregation factor: 2.21 Prefixes being announced from the ARIN address blocks: 270938 Unique aggregates announced from the ARIN address blocks: 130011 ARIN Region origin ASes present in the Internet Routing Table: 19071 ARIN Prefixes per ASN: 14.21 ARIN Region origin ASes announcing only one prefix: 6987 ARIN Region transit ASes present in the Internet Routing Table: 1967 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: 4739 Number of ARIN addresses announced to Internet: 1285949184 Equivalent to 76 /8s, 166 /16s and 7 /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: 267820 Total RIPE prefixes after maximum aggregation: 122683 RIPE Deaggregation factor: 2.18 Prefixes being announced from the RIPE address blocks: 264229 Unique aggregates announced from the RIPE address blocks: 156179 RIPE Region origin ASes present in the Internet Routing Table: 28246 RIPE Prefixes per ASN: 9.35 RIPE Region origin ASes announcing only one prefix: 12006 RIPE Region transit ASes present in the Internet Routing Table: 4008 Average RIPE Region AS path length visible: 5.5 Max RIPE Region AS path length visible: 164 Number of RIPE region 32-bit ASNs visible in the Routing Table: 11021 Number of RIPE addresses announced to Internet: 718519296 Equivalent to 42 /8s, 211 /16s and 188 /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: 128116 Total LACNIC prefixes after maximum aggregation: 28307 LACNIC Deaggregation factor: 4.53 Prefixes being announced from the LACNIC address blocks: 127210 Unique aggregates announced from the LACNIC address blocks: 49081 LACNIC Region origin ASes present in the Internet Routing Table: 10986 LACNIC Prefixes per ASN: 11.58 LACNIC Region origin ASes announcing only one prefix: 2275 LACNIC Region transit ASes present in the Internet Routing Table: 2310 Average LACNIC Region AS path length visible: 6.3 Max LACNIC Region AS path length visible: 56 Number of LACNIC region 32-bit ASNs visible in the Routing Table: 8761 Number of LACNIC addresses announced to Internet: 176074496 Equivalent to 10 /8s, 126 /16s and 175 /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: 31830 Total AfriNIC prefixes after maximum aggregation: 5827 AfriNIC Deaggregation factor: 5.46 Prefixes being announced from the AfriNIC address blocks: 39662 Unique aggregates announced from the AfriNIC address blocks: 12017 AfriNIC Region origin ASes present in the Internet Routing Table: 1732 AfriNIC Prefixes per ASN: 22.90 AfriNIC Region origin ASes announcing only one prefix: 566 AfriNIC Region transit ASes present in the Internet Routing Table: 323 Average AfriNIC Region AS path length visible: 5.2 Max AfriNIC Region AS path length visible: 66 Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1078 Number of AfriNIC addresses announced to Internet: 108416000 Equivalent to 6 /8s, 118 /16s and 76 /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 9444 8883 48 CHINAMOBILE-CN China Mobile Communicati 7545 5863 786 703 TPG-INTERNET-AP TPG Telecom Limited, AU 7552 3638 1331 21 VIETEL-AS-AP Viettel Group, VN 45899 3461 1872 94 VNPT-AS-VN VNPT Corp, VN 7713 3397 1043 65 TELKOMNET-AS-AP PT Telekomunikasi Indon 9498 2756 499 240 BBIL-AP BHARTI Airtel Ltd., IN 24560 2360 842 441 AIRTELBROADBAND-AS-AP Bharti Airtel Ltd 4766 2287 11250 587 KIXS-AS-KR Korea Telecom, KR 45090 2166 1438 79 TENCENT-NET-AP Shenzhen Tencent Compute 4755 2142 439 211 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 7857 10716 2926 AMAZON-02, US 11492 4534 300 598 CABLEONE, US 7155 3899 265 33 VIASAT-SP-BACKBONE, US 22773 3659 3048 291 ASN-CXA-ALL-CCI-22773-RDC, US 6327 3503 1320 63 SHAW, CA 16625 3317 1676 2430 AKAMAI-AS, US 749 3038 50571 2305 DNIC-AS-00749, US 7018 2591 24127 1573 ATT-INTERNET4, US 396982 2591 3497 365 GOOGLE-CLOUD-PLATFORM, US 30036 2555 366 390 MEDIACOM-ENTERPRISE-BUSINESS, 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 6989 1705 148 UNI2-AS, ES 9121 6086 1692 17 TTNET, TR 39891 4561 269 58 ALJAWWALSTC-AS, SA 20940 4032 3399 173 AKAMAI-ASN1, NL 8551 3894 370 37 BEZEQ-INTERNATIONAL-AS Bezeqint Interne 12389 2886 2290 908 ROSTELECOM-AS, RU 9009 2707 257 1381 M247, RO 47331 2547 385 1928 TTNET, TR 6849 2282 339 19 UKRTELNET, UA 34984 2258 359 607 TELLCOM-AS, 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 11088 3346 587 Uninet S.A. de C.V., MX 10620 3479 508 859 Telmex Colombia S.A., CO 11830 2262 369 64 Instituto Costarricense de Electricidad 13999 2243 373 604 Mega Cable, S.A. de C.V., MX 28573 1351 2328 262 Claro NXT Telecomunicacoes Ltda, BR 6503 1298 339 518 Axtel, S.A.B. de C.V., MX 3816 1290 742 155 COLOMBIA TELECOMUNICACIONES S.A. ESP, C 6147 1150 369 22 Telefonica del Peru S.A.A., PE 11664 1094 180 459 Techtel LMDS Comunicaciones Interactiva 26615 1018 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 24835 1539 533 30 RAYA-AS, EG 24863 1488 393 21 LINKdotNET-AS, EG 36992 1348 1517 277 ETISALAT-MISR, EG 36903 1242 550 99 MT-MPLS, MA 29571 998 67 53 ORANGE-COTE-IVOIRE, CI 36935 885 520 42 Vodafone-, EG 37457 837 325 49 Telkom-Internet, ZA 6713 549 1861 34 IAM-AS, MA 15399 521 53 44 WANANCHI-, KE 36914 505 82 3 KENET-AS, KE 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 11088 3346 587 Uninet S.A. de C.V., MX 9808 9444 8883 48 CHINAMOBILE-CN China Mobile Communicati 16509 7857 10716 2926 AMAZON-02, US 12479 6989 1705 148 UNI2-AS, ES 9121 6086 1692 17 TTNET, TR 7545 5863 786 703 TPG-INTERNET-AP TPG Telecom Limited, AU 39891 4561 269 58 ALJAWWALSTC-AS, SA 11492 4534 300 598 CABLEONE, US 20940 4032 3399 173 AKAMAI-ASN1, NL 7155 3899 265 33 VIASAT-SP-BACKBONE, 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 9444 9396 CHINAMOBILE-CN China Mobile Communications Grou 12479 6989 6841 UNI2-AS, ES 9121 6086 6069 TTNET, TR 7545 5863 5160 TPG-INTERNET-AP TPG Telecom Limited, AU 16509 7857 4931 AMAZON-02, US 39891 4561 4503 ALJAWWALSTC-AS, SA 11492 4534 3936 CABLEONE, US 7155 3899 3866 VIASAT-SP-BACKBONE, US 20940 4032 3859 AKAMAI-ASN1, NL 8551 3894 3857 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo 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 3507 UNALLOCATED 5.105.166.0/24 213035 AS-SERVERION Serverion B.V., 65000 PRIVATE 5.227.24.0/22 8580 SANDY MTS Nizhniy Novgorod, 33123 UNALLOCATED 8.10.69.0/24 11168 SCC, US 16641 UNALLOCATED 8.10.194.0/24 3356 LEVEL3, US 16641 UNALLOCATED 8.10.210.0/24 3356 LEVEL3, US 25674 UNALLOCATED 8.12.76.0/24 3356 LEVEL3, US 16641 UNALLOCATED 8.12.250.0/24 3356 LEVEL3, US 25674 UNALLOCATED 8.14.115.0/24 3356 LEVEL3, US 12169 UNALLOCATED 8.15.207.0/24 32787 PROLEXIC-TECHNOLOGIES-DDOS-M 25674 UNALLOCATED 8.19.146.0/24 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 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 23.131.186.0/24 Origin: 174 COGENT-174, US 23.131.186.0/24 Transit: 36944 UBUNTU-UNICAST-AS, MW 23.131.187.0/24 Origin: 174 COGENT-174, US 23.131.187.0/24 Transit: 36944 UBUNTU-UNICAST-AS, MW 23.131.188.0/24 Origin: 174 COGENT-174, US 23.131.188.0/24 Transit: 36944 UBUNTU-UNICAST-AS, MW 23.136.112.0/24 Origin: 54835 UNASSIGNED 23.136.112.0/24 Transit: 21559 OSNET, PR 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 /10:38 /11:103 /12:300 /13:579 /14:1208 /15:2100 /16:13548 /17:8338 /18:14060 /19:25179 /20:43859 /21:52949 /22:110875 /23:101468 /24:559557 /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 6054 6989 UNI2-AS, ES 9121 5265 6086 TTNET, TR 8151 5097 11088 Uninet S.A. de C.V., MX 39891 3552 4561 ALJAWWALSTC-AS, SA 11492 3449 4534 CABLEONE, US 8551 3366 3894 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo 6327 3311 3503 SHAW, CA 7155 2988 3899 VIASAT-SP-BACKBONE, US 22773 2709 3659 ASN-CXA-ALL-CCI-22773-RDC, US 30036 2212 2555 MEDIACOM-ENTERPRISE-BUSINESS, US Complete listing at https://bgp.nsrc.org/REN/RENU/data-sXXas-nos Number of /24s announced per /8 block (Global) ---------------------------------------------- 1:1633 2:1225 3:168 4:7 5:4391 6:113 7:5 8:1558 9:1 11:172 12:1584 13:374 14:2342 15:290 16:79 17:365 18:393 20:248 21:4 22:188 23:6061 24:2554 25:4 27:2721 29:19 31:2538 32:111 34:8 35:106 36:1899 37:4612 38:4189 39:841 40:154 41:4470 42:1054 43:2346 44:306 45:17571 46:4203 47:380 49:1742 50:1845 51:383 52:1556 54:394 55:860 56:8 57:89 58:1740 59:1111 60:992 61:2499 62:2710 63:1938 64:5677 65:2331 66:5011 67:3074 68:1377 69:4180 70:1251 71:670 72:3042 74:2617 75:1465 76:599 77:2495 78:3947 79:3181 80:2095 81:1881 82:1493 83:1249 84:1519 85:3748 86:758 87:2050 88:2873 89:3634 90:596 91:7755 92:2018 93:2616 94:3610 95:4867 96:1330 97:347 98:1162 99:740 100:75 101:1302 102:2895 103:31051 104:4605 105:898 106:830 107:2521 108:920 109:4384 110:2079 111:3294 112:2019 113:1512 114:1619 115:2090 116:1886 117:2559 118:2293 119:1925 120:1740 121:1064 122:2611 123:2179 124:1557 125:2315 128:1334 129:1066 130:998 131:2185 132:849 133:406 134:1912 135:340 136:864 137:944 138:2843 139:1547 140:1184 141:1482 142:1427 143:1576 144:1202 145:350 146:1898 147:1570 148:2298 149:1908 150:883 151:1148 152:1944 153:564 154:3971 155:1414 156:1682 157:1308 158:1004 159:2265 160:2635 161:1425 162:3554 163:1505 164:1648 165:1714 166:837 167:1753 168:4145 169:949 170:4968 171:882 172:3534 173:2967 174:1025 175:1185 176:3756 177:6011 178:3596 179:2617 180:2376 181:3461 182:3242 183:1915 184:2339 185:20175 186:5089 187:4553 188:4214 189:3952 190:9221 191:1786 192:10982 193:8839 194:7284 195:5208 196:3171 197:2792 198:5958 199:6108 200:8037 201:6127 202:10457 203:10180 204:4596 205:3508 206:3902 207:3407 208:4095 209:4817 210:4243 211:2399 212:4139 213:3580 214:1095 215:56 216:6637 217:2753 218:1271 219:406 220:1767 221:972 222:665 223:2076 End of report