IPv4 R&E Routing Table Report 18:35 GMT Tue 14 Mar, 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: 929357 Prefixes after maximum aggregation (per Origin AS): 346652 Deaggregation factor: 2.68 Unique aggregates announced (without unneeded subnets): 446303 Number of IPv4 prefixes with a valid ROA: 387324 Number of IPv4 prefixes with an invalid ROA: 1452 Number of IPv4 prefixes with no ROA: 540581 Total ASes present in the Internet Routing Table: 74263 Prefixes per ASN: 12.51 Origin-only ASes present in the Internet Routing Table: 63661 Origin ASes announcing only one prefix: 25677 Transit ASes present in the Internet Routing Table: 10602 Transit-only ASes present in the Internet Routing Table: 461 Paths with bogon ASNs present in the IPv4 Routing Table: 142 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: 1184 Number of instances of unregistered ASNs: 1206 Number of 32-bit ASNs allocated by the RIRs: 41436 Number of 32-bit ASNs visible in the Routing Table: 34333 Prefixes from 32-bit ASNs in the Routing Table: 174688 Number of bogon 32-bit ASNs visible in the Routing Table: 104 Special use prefixes present in the Routing Table: 1 Prefixes being announced from unallocated address space: 557 Number of addresses announced to Internet: 3063703808 Equivalent to 182 /8s, 156 /16s and 105 /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: 316203 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 237417 Total APNIC prefixes after maximum aggregation: 68356 APNIC Deaggregation factor: 3.47 Prefixes being announced from the APNIC address blocks: 231955 Unique aggregates announced from the APNIC address blocks: 97567 APNIC Region origin ASes present in the Internet Routing Table: 13318 APNIC Prefixes per ASN: 17.42 APNIC Region origin ASes announcing only one prefix: 3873 APNIC Region transit ASes present in the Internet Routing Table: 1789 Average APNIC Region AS path length visible: 6.0 Max APNIC Region AS path length visible: 31 Number of APNIC region 32-bit ASNs visible in the Routing Table: 8629 Number of APNIC addresses announced to Internet: 773258752 Equivalent to 46 /8s, 22 /16s and 254 /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: 269703 Total ARIN prefixes after maximum aggregation: 122036 ARIN Deaggregation factor: 2.21 Prefixes being announced from the ARIN address blocks: 272087 Unique aggregates announced from the ARIN address blocks: 130316 ARIN Region origin ASes present in the Internet Routing Table: 19072 ARIN Prefixes per ASN: 14.27 ARIN Region origin ASes announcing only one prefix: 6978 ARIN Region transit ASes present in the Internet Routing Table: 1966 Average ARIN Region AS path length visible: 5.3 Max ARIN Region AS path length visible: 38 Number of ARIN region 32-bit ASNs visible in the Routing Table: 4750 Number of ARIN addresses announced to Internet: 1286515200 Equivalent to 76 /8s, 174 /16s and 170 /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: 261057 Total RIPE prefixes after maximum aggregation: 121409 RIPE Deaggregation factor: 2.15 Prefixes being announced from the RIPE address blocks: 257321 Unique aggregates announced from the RIPE address blocks: 156914 RIPE Region origin ASes present in the Internet Routing Table: 28298 RIPE Prefixes per ASN: 9.09 RIPE Region origin ASes announcing only one prefix: 12000 RIPE Region transit ASes present in the Internet Routing Table: 3988 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: 11104 Number of RIPE addresses announced to Internet: 718501376 Equivalent to 42 /8s, 211 /16s and 118 /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: 127894 Total LACNIC prefixes after maximum aggregation: 28179 LACNIC Deaggregation factor: 4.54 Prefixes being announced from the LACNIC address blocks: 127114 Unique aggregates announced from the LACNIC address blocks: 48900 LACNIC Region origin ASes present in the Internet Routing Table: 10972 LACNIC Prefixes per ASN: 11.59 LACNIC Region origin ASes announcing only one prefix: 2266 LACNIC Region transit ASes present in the Internet Routing Table: 2313 Average LACNIC Region AS path length visible: 6.4 Max LACNIC Region AS path length visible: 56 Number of LACNIC region 32-bit ASNs visible in the Routing Table: 8774 Number of LACNIC addresses announced to Internet: 176534272 Equivalent to 10 /8s, 133 /16s and 179 /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: 32102 Total AfriNIC prefixes after maximum aggregation: 5851 AfriNIC Deaggregation factor: 5.49 Prefixes being announced from the AfriNIC address blocks: 40323 Unique aggregates announced from the AfriNIC address blocks: 12173 AfriNIC Region origin ASes present in the Internet Routing Table: 1731 AfriNIC Prefixes per ASN: 23.29 AfriNIC Region origin ASes announcing only one prefix: 560 AfriNIC Region transit ASes present in the Internet Routing Table: 326 Average AfriNIC Region AS path length visible: 5.1 Max AfriNIC Region AS path length visible: 59 Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1076 Number of AfriNIC addresses announced to Internet: 108497408 Equivalent to 6 /8s, 119 /16s and 138 /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 9468 8883 48 CHINAMOBILE-CN China Mobile Communicati 7545 5764 786 692 TPG-INTERNET-AP TPG Telecom Limited, AU 7552 3682 1331 21 VIETEL-AS-AP Viettel Group, VN 45899 3448 1872 94 VNPT-AS-VN VNPT Corp, VN 7713 3409 1043 65 TELKOMNET-AS-AP PT Telekomunikasi Indon 9498 2833 499 240 BBIL-AP BHARTI Airtel Ltd., IN 24560 2360 836 440 AIRTELBROADBAND-AS-AP Bharti Airtel Ltd 4766 2306 11250 586 KIXS-AS-KR Korea Telecom, KR 45090 2166 1438 79 TENCENT-NET-AP Shenzhen Tencent Compute 4755 2144 439 210 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 8073 10757 2885 AMAZON-02, US 11492 4515 299 634 CABLEONE, US 7155 3967 279 45 VIASAT-SP-BACKBONE, US 22773 3646 3048 296 ASN-CXA-ALL-CCI-22773-RDC, US 6327 3505 1320 64 SHAW, CA 16625 3174 1597 2343 AKAMAI-AS, US 749 3037 50520 2304 DNIC-AS-00749, US 396982 2623 3587 357 GOOGLE-CLOUD-PLATFORM, US 7018 2567 24120 1573 ATT-INTERNET4, US 30036 2503 361 511 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 7073 1705 149 UNI2-AS, ES 39891 4833 286 59 ALJAWWALSTC-AS, SA 20940 4061 3399 170 AKAMAI-ASN1, NL 8551 3891 370 37 BEZEQ-INTERNATIONAL-AS Bezeqint Interne 12389 2899 2293 912 ROSTELECOM-AS, RU 9009 2650 252 1389 M247, RO 34984 2265 359 609 TELLCOM-AS, TR 6849 2169 339 19 UKRTELNET, UA 58224 1848 949 545 TCI, IR 13188 1607 100 27 TRIOLAN, UA 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 10985 3329 589 Uninet S.A. de C.V., MX 10620 3467 504 877 Telmex Colombia S.A., CO 13999 2276 370 608 Mega Cable, S.A. de C.V., MX 11830 2264 369 64 Instituto Costarricense de Electricidad 28573 1360 2324 245 Claro NXT Telecomunicacoes Ltda, BR 3816 1301 763 161 COLOMBIA TELECOMUNICACIONES S.A. ESP, C 6503 1299 339 514 Axtel, S.A.B. de C.V., MX 6147 1130 370 22 Telefonica del Peru S.A.A., PE 11664 1094 180 462 Techtel LMDS Comunicaciones Interactiva 26615 1030 2498 45 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 24863 1574 393 19 LINKdotNET-AS, EG 24835 1542 533 30 RAYA-AS, EG 36992 1343 1518 275 ETISALAT-MISR, EG 36903 1242 550 99 MT-MPLS, MA 29571 1015 67 53 ORANGE-COTE-IVOIRE, CI 36935 868 520 42 Vodafone-, EG 37457 838 325 49 Telkom-Internet, ZA 6713 550 1861 34 IAM-AS, MA 15399 516 53 41 WANANCHI-, KE 36914 507 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 10985 3329 589 Uninet S.A. de C.V., MX 9808 9468 8883 48 CHINAMOBILE-CN China Mobile Communicati 16509 8073 10757 2885 AMAZON-02, US 12479 7073 1705 149 UNI2-AS, ES 7545 5764 786 692 TPG-INTERNET-AP TPG Telecom Limited, AU 39891 4833 286 59 ALJAWWALSTC-AS, SA 11492 4515 299 634 CABLEONE, US 20940 4061 3399 170 AKAMAI-ASN1, NL 7155 3967 279 45 VIASAT-SP-BACKBONE, US 8551 3891 370 37 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 9468 9420 CHINAMOBILE-CN China Mobile Communications Grou 12479 7073 6924 UNI2-AS, ES 16509 8073 5188 AMAZON-02, US 7545 5764 5072 TPG-INTERNET-AP TPG Telecom Limited, AU 39891 4833 4774 ALJAWWALSTC-AS, SA 7155 3967 3922 VIASAT-SP-BACKBONE, US 20940 4061 3891 AKAMAI-ASN1, NL 11492 4515 3881 CABLEONE, US 8551 3891 3854 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo 7552 3682 3661 VIETEL-AS-AP Viettel Group, VN 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 12169 UNALLOCATED 8.15.207.0/24 32787 PROLEXIC-TECHNOLOGIES-DDOS-M 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 396894 UNALLOCATED 8.28.201.0/24 46887 LIGHTOWER, US 394936 UNALLOCATED 8.33.224.0/24 22442 HOU-PHONOSCOPE, US 54338 UNALLOCATED 8.33.241.0/24 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 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 /12:299 /13:577 /14:1209 /15:2102 /16:13552 /17:8318 /18:13996 /19:25224 /20:43833 /21:52159 /22:110168 /23:100689 /24:557061 /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 6131 7073 UNI2-AS, ES 8151 5036 10985 Uninet S.A. de C.V., MX 39891 3632 4833 ALJAWWALSTC-AS, SA 11492 3429 4515 CABLEONE, US 8551 3363 3891 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo 6327 3313 3505 SHAW, CA 7155 3042 3967 VIASAT-SP-BACKBONE, US 22773 2695 3646 ASN-CXA-ALL-CCI-22773-RDC, US 30036 2161 2503 MEDIACOM-ENTERPRISE-BUSINESS, US 10620 2021 3467 Telmex Colombia S.A., CO Complete listing at https://bgp.nsrc.org/REN/RENU/data-sXXas-nos Number of /24s announced per /8 block (Global) ---------------------------------------------- 1:1662 2:1225 3:168 4:7 5:4511 6:118 7:6 8:1560 9:1 11:172 12:1574 13:394 14:2309 15:292 16:109 17:367 18:398 20:253 21:4 22:188 23:6139 24:2564 25:6 27:2577 29:19 31:2536 32:111 34:8 35:106 36:1918 37:4654 38:4445 39:807 40:151 41:4493 42:951 43:2343 44:314 45:17574 46:4262 47:377 49:1742 50:1838 51:570 52:1589 54:388 55:868 56:8 57:97 58:1749 59:1081 60:973 61:2474 62:2720 63:1939 64:5665 65:2330 66:5020 67:3031 68:1377 69:4159 70:1268 71:671 72:3048 74:2620 75:1466 76:603 77:2529 78:1909 79:3168 80:2076 81:1766 82:1508 83:1244 84:1520 85:3028 86:750 87:2050 88:1284 89:3655 90:613 91:7744 92:2022 93:2588 94:3567 95:3978 96:1326 97:334 98:1169 99:747 100:77 101:1300 102:2952 103:31204 104:4627 105:894 106:885 107:2556 108:977 109:4417 110:2062 111:3227 112:2048 113:1522 114:1636 115:2085 116:1907 117:2572 118:2281 119:1979 120:1740 121:1061 122:2611 123:2172 124:1569 125:2389 128:1343 129:1136 130:1017 131:2177 132:841 133:421 134:1907 135:343 136:864 137:951 138:2840 139:1526 140:1197 141:1471 142:1432 143:1581 144:1194 145:357 146:1936 147:1579 148:2298 149:1950 150:878 151:1146 152:1967 153:567 154:4327 155:1424 156:1698 157:1298 158:1047 159:2270 160:2616 161:1456 162:3579 163:1559 164:1630 165:1733 166:848 167:1733 168:4133 169:960 170:4976 171:882 172:3527 173:2948 174:1017 175:1185 176:3783 177:6017 178:3652 179:2563 180:2376 181:3481 182:3313 183:1910 184:2350 185:20304 186:5129 187:4571 188:4262 189:3964 190:9243 191:1992 192:10988 193:8858 194:7304 195:5202 196:3289 197:2750 198:5962 199:6120 200:8057 201:6074 202:10543 203:10318 204:4606 205:3540 206:3930 207:3451 208:4099 209:4887 210:4241 211:2387 212:4144 213:3561 214:1096 215:58 216:6644 217:2757 218:1283 219:413 220:1756 221:975 222:673 223:2128 End of report