IPv4 R&E Routing Table Report 18:35 GMT Sun 16 Apr, 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: 934859 Prefixes after maximum aggregation (per Origin AS): 348017 Deaggregation factor: 2.69 Unique aggregates announced (without unneeded subnets): 447821 Number of IPv4 prefixes with a valid ROA: 400031 Number of IPv4 prefixes with an invalid ROA: 1846 Number of IPv4 prefixes with no ROA: 532982 Total ASes present in the Internet Routing Table: 74289 Prefixes per ASN: 12.58 Origin-only ASes present in the Internet Routing Table: 64037 Origin ASes announcing only one prefix: 25691 Transit ASes present in the Internet Routing Table: 10252 Transit-only ASes present in the Internet Routing Table: 423 Paths with bogon ASNs present in the IPv4 Routing Table: 148 Average AS path length visible in the Internet Routing Table: 7.8 Max AS path length visible: 66 Max AS path prepend of ASN ( 37447) 64 Prefixes from unregistered ASNs in the Routing Table: 1398 Number of instances of unregistered ASNs: 1401 Number of 32-bit ASNs allocated by the RIRs: 41678 Number of 32-bit ASNs visible in the Routing Table: 34458 Prefixes from 32-bit ASNs in the Routing Table: 176536 Number of bogon 32-bit ASNs visible in the Routing Table: 25 Special use prefixes present in the Routing Table: 1 Prefixes being announced from unallocated address space: 955 Number of addresses announced to Internet: 3061522176 Equivalent to 182 /8s, 123 /16s and 31 /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: 318309 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 238514 Total APNIC prefixes after maximum aggregation: 68502 APNIC Deaggregation factor: 3.48 Prefixes being announced from the APNIC address blocks: 232816 Unique aggregates announced from the APNIC address blocks: 97416 APNIC Region origin ASes present in the Internet Routing Table: 13344 APNIC Prefixes per ASN: 17.45 APNIC Region origin ASes announcing only one prefix: 3898 APNIC Region transit ASes present in the Internet Routing Table: 1790 Average APNIC Region AS path length visible: 8.0 Max APNIC Region AS path length visible: 36 Number of APNIC region 32-bit ASNs visible in the Routing Table: 8672 Number of APNIC addresses announced to Internet: 773155584 Equivalent to 46 /8s, 21 /16s and 107 /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: 271413 Total ARIN prefixes after maximum aggregation: 122352 ARIN Deaggregation factor: 2.22 Prefixes being announced from the ARIN address blocks: 274245 Unique aggregates announced from the ARIN address blocks: 130737 ARIN Region origin ASes present in the Internet Routing Table: 19078 ARIN Prefixes per ASN: 14.37 ARIN Region origin ASes announcing only one prefix: 6969 ARIN Region transit ASes present in the Internet Routing Table: 1883 Average ARIN Region AS path length visible: 7.6 Max ARIN Region AS path length visible: 28 Number of ARIN region 32-bit ASNs visible in the Routing Table: 4783 Number of ARIN addresses announced to Internet: 1285056768 Equivalent to 76 /8s, 152 /16s and 105 /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: 262679 Total RIPE prefixes after maximum aggregation: 122044 RIPE Deaggregation factor: 2.15 Prefixes being announced from the RIPE address blocks: 258287 Unique aggregates announced from the RIPE address blocks: 157444 RIPE Region origin ASes present in the Internet Routing Table: 28319 RIPE Prefixes per ASN: 9.12 RIPE Region origin ASes announcing only one prefix: 12003 RIPE Region transit ASes present in the Internet Routing Table: 3808 Average RIPE Region AS path length visible: 7.7 Max RIPE Region AS path length visible: 34 Number of RIPE region 32-bit ASNs visible in the Routing Table: 11142 Number of RIPE addresses announced to Internet: 717993216 Equivalent to 42 /8s, 203 /16s and 181 /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: 128767 Total LACNIC prefixes after maximum aggregation: 28427 LACNIC Deaggregation factor: 4.53 Prefixes being announced from the LACNIC address blocks: 127932 Unique aggregates announced from the LACNIC address blocks: 49215 LACNIC Region origin ASes present in the Internet Routing Table: 10977 LACNIC Prefixes per ASN: 11.65 LACNIC Region origin ASes announcing only one prefix: 2251 LACNIC Region transit ASes present in the Internet Routing Table: 2280 Average LACNIC Region AS path length visible: 8.3 Max LACNIC Region AS path length visible: 56 Number of LACNIC region 32-bit ASNs visible in the Routing Table: 8775 Number of LACNIC addresses announced to Internet: 176707072 Equivalent to 10 /8s, 136 /16s and 86 /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: 32088 Total AfriNIC prefixes after maximum aggregation: 5865 AfriNIC Deaggregation factor: 5.47 Prefixes being announced from the AfriNIC address blocks: 40624 Unique aggregates announced from the AfriNIC address blocks: 12321 AfriNIC Region origin ASes present in the Internet Routing Table: 1745 AfriNIC Prefixes per ASN: 23.28 AfriNIC Region origin ASes announcing only one prefix: 570 AfriNIC Region transit ASes present in the Internet Routing Table: 335 Average AfriNIC Region AS path length visible: 6.5 Max AfriNIC Region AS path length visible: 66 Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1086 Number of AfriNIC addresses announced to Internet: 107884544 Equivalent to 6 /8s, 110 /16s and 48 /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 9460 8704 36 CHINAMOBILE-CN China Mobile Communicati 7545 5728 786 689 TPG-INTERNET-AP TPG Telecom Limited, AU 7552 3677 1331 21 VIETEL-AS-AP Viettel Group, VN 45899 3474 1872 94 VNPT-AS-VN VNPT Corp, VN 7713 3420 1043 65 TELKOMNET-AS-AP PT Telekomunikasi Indon 9498 2938 491 239 BBIL-AP BHARTI Airtel Ltd., IN 24560 2375 836 442 AIRTELBROADBAND-AS-AP Bharti Airtel Ltd 4766 2303 11250 586 KIXS-AS-KR Korea Telecom, KR 45090 2148 1438 79 TENCENT-NET-AP Shenzhen Tencent Compute 4755 2147 439 212 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 8214 10775 2919 AMAZON-02, US 11492 4542 301 607 CABLEONE, US 7155 3966 279 46 VIASAT-SP-BACKBONE, US 22773 3604 3057 282 ASN-CXA-ALL-CCI-22773-RDC, US 6327 3514 1320 64 SHAW, CA 16625 3167 1591 2343 AKAMAI-AS, US 749 3055 50540 2322 DNIC-AS-00749, US 396982 2630 3590 362 GOOGLE-CLOUD-PLATFORM, US 7018 2566 24117 1563 ATT-INTERNET4, US 30036 2494 360 500 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 7237 1705 149 UNI2-AS, ES 39891 4833 286 59 ALJAWWALSTC-AS, SA 20940 4080 3399 167 AKAMAI-ASN1, NL 8551 3891 370 37 BEZEQ-INTERNATIONAL-AS Bezeqint Interne 12389 2886 2292 909 ROSTELECOM-AS, RU 9009 2672 250 1394 M247, RO 34984 2270 359 611 TELLCOM-AS, TR 6849 2044 307 18 UKRTELNET, UA 58224 1850 950 543 TCI, IR 13188 1606 100 26 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 11242 3343 588 Uninet S.A. de C.V., MX 10620 3500 507 851 Telmex Colombia S.A., CO 13999 2317 355 614 Mega Cable, S.A. de C.V., MX 11830 2263 369 64 Instituto Costarricense de Electricidad 28573 1332 2324 240 Claro NXT Telecomunicacoes Ltda, BR 6503 1299 339 514 Axtel, S.A.B. de C.V., MX 3816 1293 760 170 COLOMBIA TELECOMUNICACIONES S.A. ESP, C 6147 1133 370 22 Telefonica del Peru S.A.A., PE 11664 1101 180 448 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 1578 393 19 LINKdotNET-AS, EG 24835 1541 533 30 RAYA-AS, EG 36992 1338 1518 275 ETISALAT-MISR, EG 36903 1242 550 99 MT-MPLS, MA 29571 1023 67 48 ORANGE-COTE-IVOIRE, CI 36935 875 520 42 Vodafone-, EG 37457 839 325 49 Telkom-Internet, ZA 6713 550 1861 34 IAM-AS, MA 15399 530 53 42 WANANCHI-, KE 36914 502 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 11242 3343 588 Uninet S.A. de C.V., MX 9808 9460 8704 36 CHINAMOBILE-CN China Mobile Communicati 16509 8214 10775 2919 AMAZON-02, US 12479 7237 1705 149 UNI2-AS, ES 7545 5728 786 689 TPG-INTERNET-AP TPG Telecom Limited, AU 39891 4833 286 59 ALJAWWALSTC-AS, SA 11492 4542 301 607 CABLEONE, US 20940 4080 3399 167 AKAMAI-ASN1, NL 7155 3966 279 46 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 9460 9424 CHINAMOBILE-CN China Mobile Communications Grou 12479 7237 7088 UNI2-AS, ES 16509 8214 5295 AMAZON-02, US 7545 5728 5039 TPG-INTERNET-AP TPG Telecom Limited, AU 39891 4833 4774 ALJAWWALSTC-AS, SA 11492 4542 3935 CABLEONE, US 7155 3966 3920 VIASAT-SP-BACKBONE, US 20940 4080 3913 AKAMAI-ASN1, NL 8551 3891 3854 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo 7552 3677 3656 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, 33492 UNALLOCATED 8.6.184.0/23 3356 LEVEL3, US 33123 UNALLOCATED 8.10.69.0/24 11168 SCC, US 12169 UNALLOCATED 8.15.207.0/24 3356 LEVEL3, 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 396894 UNALLOCATED 8.28.201.0/24 3356 LEVEL3, US 394936 UNALLOCATED 8.33.224.0/24 22442 HOU-PHONOSCOPE, 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: 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 23.137.120.0/22 Origin: 53698 NINJA-IX-TRANSIT-CONNECTION, US 23.137.120.0/22 Transit: 6939 HURRICANE, US 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 /13:576 /14:1206 /15:2094 /16:13520 /17:8294 /18:13993 /19:25197 /20:43976 /21:52127 /22:110509 /23:101283 /24:561615 /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 6297 7237 UNI2-AS, ES 8151 5197 11242 Uninet S.A. de C.V., MX 39891 3632 4833 ALJAWWALSTC-AS, SA 11492 3451 4542 CABLEONE, US 8551 3363 3891 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo 6327 3323 3514 SHAW, CA 7155 3039 3966 VIASAT-SP-BACKBONE, US 22773 2670 3604 ASN-CXA-ALL-CCI-22773-RDC, US 30036 2151 2494 MEDIACOM-ENTERPRISE-BUSINESS, US 10620 2054 3500 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) ---------------------------------------------- 1:1669 2:1243 3:173 4:7 5:4584 6:128 7:6 8:1554 9:1 11:172 12:1550 13:391 14:2311 15:299 16:183 17:372 18:412 20:260 21:4 22:188 23:6234 24:3008 25:6 27:2565 29:19 31:2556 32:93 34:10 35:106 36:1931 37:4675 38:4524 39:819 40:151 41:4430 42:976 43:2362 44:312 45:17693 46:4306 47:361 49:1747 50:1853 51:572 52:1589 54:385 55:857 56:8 57:121 58:1757 59:1112 60:971 61:2522 62:2736 63:1929 64:5819 65:2336 66:5075 67:3047 68:1389 69:4195 70:1415 71:680 72:3053 74:2641 75:1501 76:607 77:2534 78:1913 79:3173 80:2117 81:1777 82:1486 83:1292 84:1522 85:3018 86:764 87:2078 88:1267 89:3654 90:615 91:7797 92:2067 93:2635 94:3661 95:4027 96:1328 97:336 98:1161 99:745 100:73 101:1304 102:2987 103:31405 104:4661 105:898 106:880 107:2524 108:1030 109:4443 110:2077 111:3175 112:2061 113:1528 114:1653 115:2072 116:1917 117:2566 118:2278 119:2022 120:1768 121:1060 122:2625 123:2151 124:1568 125:2463 128:1340 129:1128 130:1031 131:2172 132:857 133:422 134:1904 135:347 136:878 137:961 138:2846 139:1553 140:1235 141:1465 142:1437 143:1579 144:1166 145:348 146:1951 147:1581 148:2343 149:2093 150:887 151:1154 152:1963 153:571 154:4484 155:1438 156:1808 157:1320 158:1053 159:2287 160:2613 161:1521 162:3548 163:1573 164:1677 165:1776 166:1015 167:1748 168:4127 169:961 170:5015 171:877 172:3572 173:2952 174:1070 175:1185 176:3735 177:6023 178:3598 179:2567 180:2427 181:3496 182:3334 183:1911 184:2357 185:20353 186:5223 187:4602 188:4211 189:3988 190:9265 191:1932 192:10947 193:8885 194:7372 195:5219 196:3283 197:2757 198:5953 199:6130 200:8361 201:6106 202:10537 203:10362 204:4622 205:3556 206:4180 207:3474 208:4101 209:4892 210:4235 211:2410 212:4156 213:3602 214:1083 215:59 216:6689 217:2786 218:1274 219:412 220:1761 221:973 222:709 223:2158 End of report