IPv4 R&E Routing Table Report 18:35 GMT Mon 27 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: 930123 Prefixes after maximum aggregation (per Origin AS): 346675 Deaggregation factor: 2.68 Unique aggregates announced (without unneeded subnets): 445755 Number of IPv4 prefixes with a valid ROA: 386925 Number of IPv4 prefixes with an invalid ROA: 1300 Number of IPv4 prefixes with no ROA: 541898 Total ASes present in the Internet Routing Table: 74203 Prefixes per ASN: 12.53 Origin-only ASes present in the Internet Routing Table: 63774 Origin ASes announcing only one prefix: 25662 Transit ASes present in the Internet Routing Table: 10429 Transit-only ASes present in the Internet Routing Table: 450 Paths with bogon ASNs present in the IPv4 Routing Table: 136 Average AS path length visible in the Internet Routing Table: 7.1 Max AS path length visible: 66 Max AS path prepend of ASN ( 37447) 64 Prefixes from unregistered ASNs in the Routing Table: 1068 Number of instances of unregistered ASNs: 1078 Number of 32-bit ASNs allocated by the RIRs: 41308 Number of 32-bit ASNs visible in the Routing Table: 34270 Prefixes from 32-bit ASNs in the Routing Table: 174637 Number of bogon 32-bit ASNs visible in the Routing Table: 45 Special use prefixes present in the Routing Table: 1 Prefixes being announced from unallocated address space: 581 Number of addresses announced to Internet: 3063929088 Equivalent to 182 /8s, 159 /16s and 217 /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: 317270 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 237382 Total APNIC prefixes after maximum aggregation: 68355 APNIC Deaggregation factor: 3.47 Prefixes being announced from the APNIC address blocks: 232030 Unique aggregates announced from the APNIC address blocks: 97663 APNIC Region origin ASes present in the Internet Routing Table: 13303 APNIC Prefixes per ASN: 17.44 APNIC Region origin ASes announcing only one prefix: 3870 APNIC Region transit ASes present in the Internet Routing Table: 1798 Average APNIC Region AS path length visible: 7.3 Max APNIC Region AS path length visible: 31 Number of APNIC region 32-bit ASNs visible in the Routing Table: 8607 Number of APNIC addresses announced to Internet: 773295616 Equivalent to 46 /8s, 23 /16s and 142 /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: 270617 Total ARIN prefixes after maximum aggregation: 122091 ARIN Deaggregation factor: 2.22 Prefixes being announced from the ARIN address blocks: 272826 Unique aggregates announced from the ARIN address blocks: 130296 ARIN Region origin ASes present in the Internet Routing Table: 19073 ARIN Prefixes per ASN: 14.30 ARIN Region origin ASes announcing only one prefix: 6970 ARIN Region transit ASes present in the Internet Routing Table: 1904 Average ARIN Region AS path length visible: 6.9 Max ARIN Region AS path length visible: 37 Number of ARIN region 32-bit ASNs visible in the Routing Table: 4742 Number of ARIN addresses announced to Internet: 1286852352 Equivalent to 76 /8s, 179 /16s and 207 /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: 260755 Total RIPE prefixes after maximum aggregation: 121358 RIPE Deaggregation factor: 2.15 Prefixes being announced from the RIPE address blocks: 257066 Unique aggregates announced from the RIPE address blocks: 156518 RIPE Region origin ASes present in the Internet Routing Table: 28266 RIPE Prefixes per ASN: 9.09 RIPE Region origin ASes announcing only one prefix: 11993 RIPE Region transit ASes present in the Internet Routing Table: 3897 Average RIPE Region AS path length visible: 6.8 Max RIPE Region AS path length visible: 42 Number of RIPE region 32-bit ASNs visible in the Routing Table: 11064 Number of RIPE addresses announced to Internet: 718511616 Equivalent to 42 /8s, 211 /16s and 158 /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: 128221 Total LACNIC prefixes after maximum aggregation: 28261 LACNIC Deaggregation factor: 4.54 Prefixes being announced from the LACNIC address blocks: 127344 Unique aggregates announced from the LACNIC address blocks: 48752 LACNIC Region origin ASes present in the Internet Routing Table: 10979 LACNIC Prefixes per ASN: 11.60 LACNIC Region origin ASes announcing only one prefix: 2271 LACNIC Region transit ASes present in the Internet Routing Table: 2295 Average LACNIC Region AS path length visible: 7.8 Max LACNIC Region AS path length visible: 56 Number of LACNIC region 32-bit ASNs visible in the Routing Table: 8778 Number of LACNIC addresses announced to Internet: 176446720 Equivalent to 10 /8s, 132 /16s and 93 /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: 32080 Total AfriNIC prefixes after maximum aggregation: 5844 AfriNIC Deaggregation factor: 5.49 Prefixes being announced from the AfriNIC address blocks: 40276 Unique aggregates announced from the AfriNIC address blocks: 12081 AfriNIC Region origin ASes present in the Internet Routing Table: 1739 AfriNIC Prefixes per ASN: 23.16 AfriNIC Region origin ASes announcing only one prefix: 558 AfriNIC Region transit ASes present in the Internet Routing Table: 336 Average AfriNIC Region AS path length visible: 6.2 Max AfriNIC Region AS path length visible: 66 Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1079 Number of AfriNIC addresses announced to Internet: 108485888 Equivalent to 6 /8s, 119 /16s and 93 /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 9456 8883 48 CHINAMOBILE-CN China Mobile Communicati 7545 5803 786 692 TPG-INTERNET-AP TPG Telecom Limited, AU 7552 3676 1331 21 VIETEL-AS-AP Viettel Group, VN 45899 3460 1872 93 VNPT-AS-VN VNPT Corp, VN 7713 3412 1043 65 TELKOMNET-AS-AP PT Telekomunikasi Indon 9498 2801 499 240 BBIL-AP BHARTI Airtel Ltd., IN 24560 2357 836 443 AIRTELBROADBAND-AS-AP Bharti Airtel Ltd 4766 2305 11250 586 KIXS-AS-KR Korea Telecom, KR 45090 2160 1438 79 TENCENT-NET-AP Shenzhen Tencent Compute 4755 2140 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 8011 10749 2878 AMAZON-02, US 11492 4482 297 676 CABLEONE, US 7155 3959 270 43 VIASAT-SP-BACKBONE, US 22773 3648 3047 286 ASN-CXA-ALL-CCI-22773-RDC, US 6327 3504 1320 64 SHAW, CA 16625 3313 1662 2426 AKAMAI-AS, US 749 3031 50571 2298 DNIC-AS-00749, US 396982 2618 3586 354 GOOGLE-CLOUD-PLATFORM, US 7018 2573 24136 1580 ATT-INTERNET4, US 30036 2534 363 422 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 1706 146 UNI2-AS, ES 39891 4561 269 58 ALJAWWALSTC-AS, SA 20940 4045 3399 172 AKAMAI-ASN1, NL 8551 3903 370 37 BEZEQ-INTERNATIONAL-AS Bezeqint Interne 12389 2891 2292 911 ROSTELECOM-AS, RU 9009 2679 254 1392 M247, RO 34984 2264 359 608 TELLCOM-AS, TR 6849 2169 339 19 UKRTELNET, UA 58224 1846 949 546 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 11180 3346 585 Uninet S.A. de C.V., MX 10620 3467 504 872 Telmex Colombia S.A., CO 11830 2262 369 65 Instituto Costarricense de Electricidad 13999 2259 370 603 Mega Cable, S.A. de C.V., MX 28573 1338 2323 254 Claro NXT Telecomunicacoes Ltda, BR 6503 1297 339 517 Axtel, S.A.B. de C.V., MX 3816 1292 746 156 COLOMBIA TELECOMUNICACIONES S.A. ESP, C 6147 1134 370 22 Telefonica del Peru S.A.A., PE 11664 1096 180 458 Techtel LMDS Comunicaciones Interactiva 26615 1025 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 24835 1542 533 30 RAYA-AS, EG 24863 1489 393 19 LINKdotNET-AS, EG 36992 1345 1517 278 ETISALAT-MISR, EG 36903 1242 550 99 MT-MPLS, MA 29571 1005 67 53 ORANGE-COTE-IVOIRE, CI 36935 856 520 42 Vodafone-, EG 37457 838 325 49 Telkom-Internet, ZA 6713 551 1861 34 IAM-AS, MA 15399 514 53 40 WANANCHI-, KE 36914 510 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 11180 3346 585 Uninet S.A. de C.V., MX 9808 9456 8883 48 CHINAMOBILE-CN China Mobile Communicati 16509 8011 10749 2878 AMAZON-02, US 12479 7073 1706 146 UNI2-AS, ES 7545 5803 786 692 TPG-INTERNET-AP TPG Telecom Limited, AU 39891 4561 269 58 ALJAWWALSTC-AS, SA 11492 4482 297 676 CABLEONE, US 20940 4045 3399 172 AKAMAI-ASN1, NL 7155 3959 270 43 VIASAT-SP-BACKBONE, US 8551 3903 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 9456 9408 CHINAMOBILE-CN China Mobile Communications Grou 12479 7073 6927 UNI2-AS, ES 16509 8011 5133 AMAZON-02, US 7545 5803 5111 TPG-INTERNET-AP TPG Telecom Limited, AU 39891 4561 4503 ALJAWWALSTC-AS, SA 7155 3959 3916 VIASAT-SP-BACKBONE, US 20940 4045 3873 AKAMAI-ASN1, NL 8551 3903 3866 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo 11492 4482 3806 CABLEONE, US 7552 3676 3655 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 16641 UNALLOCATED 8.10.194.0/24 3356 LEVEL3, US 16641 UNALLOCATED 8.10.210.0/24 3356 LEVEL3, US 16641 UNALLOCATED 8.12.250.0/24 3356 LEVEL3, 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 1618 UNALLOCATED 8.21.143.0/24 136796 CL-JP-AS CORELINK JAPAN, JP 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: 5511 OPENTRANSIT, FR 23.131.186.0/24 Origin: 174 COGENT-174, US 23.131.186.0/24 Transit: 5511 OPENTRANSIT, FR 23.131.187.0/24 Origin: 174 COGENT-174, US 23.131.187.0/24 Transit: 5511 OPENTRANSIT, FR 23.131.188.0/24 Origin: 174 COGENT-174, US 23.131.188.0/24 Transit: 5511 OPENTRANSIT, FR 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 /14:1210 /15:2101 /16:13551 /17:8334 /18:14033 /19:25237 /20:43872 /21:52266 /22:110566 /23:100864 /24:557040 /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 5191 11180 Uninet S.A. de C.V., MX 39891 3552 4561 ALJAWWALSTC-AS, SA 11492 3409 4482 CABLEONE, US 8551 3375 3903 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo 6327 3312 3504 SHAW, CA 7155 3036 3959 VIASAT-SP-BACKBONE, US 22773 2698 3648 ASN-CXA-ALL-CCI-22773-RDC, US 30036 2191 2534 MEDIACOM-ENTERPRISE-BUSINESS, US 10620 2022 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) ---------------------------------------------- 1:1574 2:1230 3:169 4:7 5:4436 6:116 7:6 8:1556 9:1 11:172 12:1584 13:390 14:2343 15:291 16:111 17:366 18:394 20:253 21:4 22:188 23:6098 24:2905 25:4 27:2601 29:19 31:2543 32:112 34:8 35:106 36:1920 37:4637 38:4303 39:865 40:152 41:4511 42:1081 43:2348 44:311 45:17562 46:4224 47:381 49:1741 50:1847 51:387 52:1590 54:395 55:867 56:8 57:98 58:1741 59:1120 60:980 61:2507 62:2721 63:1947 64:5790 65:2336 66:5046 67:3062 68:1381 69:4172 70:1438 71:669 72:3045 74:2615 75:1487 76:599 77:2507 78:1910 79:3176 80:2084 81:1764 82:1508 83:1246 84:1524 85:3046 86:754 87:2066 88:1279 89:3664 90:613 91:7781 92:2021 93:2594 94:3582 95:3981 96:1331 97:347 98:1167 99:744 100:75 101:1299 102:2974 103:31170 104:4616 105:898 106:832 107:2544 108:939 109:4413 110:2090 111:3282 112:2044 113:1502 114:1641 115:2091 116:1899 117:2565 118:2240 119:1967 120:1745 121:1061 122:2621 123:2180 124:1538 125:2353 128:1344 129:1136 130:1016 131:2164 132:843 133:412 134:1912 135:337 136:863 137:945 138:2846 139:1548 140:1194 141:1457 142:1429 143:1564 144:1207 145:355 146:1922 147:1570 148:2245 149:1945 150:885 151:1151 152:1965 153:570 154:4267 155:1431 156:1684 157:1308 158:1013 159:2264 160:2642 161:1448 162:3579 163:1551 164:1631 165:1722 166:850 167:1741 168:4115 169:952 170:4967 171:883 172:3518 173:2979 174:1036 175:1180 176:3779 177:6019 178:3646 179:2630 180:2387 181:3480 182:3389 183:1915 184:2355 185:20258 186:5094 187:4562 188:4252 189:3995 190:9243 191:1866 192:10986 193:8855 194:7296 195:5200 196:3191 197:2795 198:5963 199:6136 200:8056 201:6136 202:10434 203:10146 204:4628 205:3527 206:3920 207:3460 208:4098 209:4884 210:4258 211:2401 212:4134 213:3598 214:1092 215:55 216:6649 217:2741 218:1282 219:406 220:1762 221:974 222:670 223:2112 End of report