IPv4 R&E Routing Table Report 18:35 GMT Mon 27 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: 931354 Prefixes after maximum aggregation (per Origin AS): 347178 Deaggregation factor: 2.68 Unique aggregates announced (without unneeded subnets): 446839 Number of IPv4 prefixes with a valid ROA: 391127 Number of IPv4 prefixes with an invalid ROA: 1393 Number of IPv4 prefixes with no ROA: 538834 Total ASes present in the Internet Routing Table: 74281 Prefixes per ASN: 12.54 Origin-only ASes present in the Internet Routing Table: 63955 Origin ASes announcing only one prefix: 25710 Transit ASes present in the Internet Routing Table: 10326 Transit-only ASes present in the Internet Routing Table: 443 Paths with bogon ASNs present in the IPv4 Routing Table: 164 Average AS path length visible in the Internet Routing Table: 7.4 Max AS path length visible: 66 Max AS path prepend of ASN ( 37447) 64 Prefixes from unregistered ASNs in the Routing Table: 1092 Number of instances of unregistered ASNs: 1099 Number of 32-bit ASNs allocated by the RIRs: 41532 Number of 32-bit ASNs visible in the Routing Table: 34392 Prefixes from 32-bit ASNs in the Routing Table: 175319 Number of bogon 32-bit ASNs visible in the Routing Table: 75 Special use prefixes present in the Routing Table: 1 Prefixes being announced from unallocated address space: 512 Number of addresses announced to Internet: 3062937088 Equivalent to 182 /8s, 144 /16s and 182 /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: 316904 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 238074 Total APNIC prefixes after maximum aggregation: 68439 APNIC Deaggregation factor: 3.48 Prefixes being announced from the APNIC address blocks: 232742 Unique aggregates announced from the APNIC address blocks: 97739 APNIC Region origin ASes present in the Internet Routing Table: 13353 APNIC Prefixes per ASN: 17.43 APNIC Region origin ASes announcing only one prefix: 3907 APNIC Region transit ASes present in the Internet Routing Table: 1800 Average APNIC Region AS path length visible: 7.5 Max APNIC Region AS path length visible: 29 Number of APNIC region 32-bit ASNs visible in the Routing Table: 8668 Number of APNIC addresses announced to Internet: 773171456 Equivalent to 46 /8s, 21 /16s and 169 /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: 269912 Total ARIN prefixes after maximum aggregation: 122048 ARIN Deaggregation factor: 2.21 Prefixes being announced from the ARIN address blocks: 272679 Unique aggregates announced from the ARIN address blocks: 130339 ARIN Region origin ASes present in the Internet Routing Table: 19080 ARIN Prefixes per ASN: 14.29 ARIN Region origin ASes announcing only one prefix: 6977 ARIN Region transit ASes present in the Internet Routing Table: 1894 Average ARIN Region AS path length visible: 7.2 Max ARIN Region AS path length visible: 28 Number of ARIN region 32-bit ASNs visible in the Routing Table: 4766 Number of ARIN addresses announced to Internet: 1285956096 Equivalent to 76 /8s, 166 /16s and 34 /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: 262144 Total RIPE prefixes after maximum aggregation: 121839 RIPE Deaggregation factor: 2.15 Prefixes being announced from the RIPE address blocks: 257769 Unique aggregates announced from the RIPE address blocks: 157164 RIPE Region origin ASes present in the Internet Routing Table: 28327 RIPE Prefixes per ASN: 9.10 RIPE Region origin ASes announcing only one prefix: 12009 RIPE Region transit ASes present in the Internet Routing Table: 3841 Average RIPE Region AS path length visible: 7.3 Max RIPE Region AS path length visible: 34 Number of RIPE region 32-bit ASNs visible in the Routing Table: 11125 Number of RIPE addresses announced to Internet: 718274816 Equivalent to 42 /8s, 208 /16s and 1 /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: 128003 Total LACNIC prefixes after maximum aggregation: 28208 LACNIC Deaggregation factor: 4.54 Prefixes being announced from the LACNIC address blocks: 127184 Unique aggregates announced from the LACNIC address blocks: 48933 LACNIC Region origin ASes present in the Internet Routing Table: 10945 LACNIC Prefixes per ASN: 11.62 LACNIC Region origin ASes announcing only one prefix: 2253 LACNIC Region transit ASes present in the Internet Routing Table: 2286 Average LACNIC Region AS path length visible: 7.9 Max LACNIC Region AS path length visible: 56 Number of LACNIC region 32-bit ASNs visible in the Routing Table: 8749 Number of LACNIC addresses announced to Internet: 176587008 Equivalent to 10 /8s, 134 /16s and 129 /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: 32129 Total AfriNIC prefixes after maximum aggregation: 5863 AfriNIC Deaggregation factor: 5.48 Prefixes being announced from the AfriNIC address blocks: 40468 Unique aggregates announced from the AfriNIC address blocks: 12251 AfriNIC Region origin ASes present in the Internet Routing Table: 1742 AfriNIC Prefixes per ASN: 23.23 AfriNIC Region origin ASes announcing only one prefix: 564 AfriNIC Region transit ASes present in the Internet Routing Table: 341 Average AfriNIC Region AS path length visible: 6.3 Max AfriNIC Region AS path length visible: 66 Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1084 Number of AfriNIC addresses announced to Internet: 108560896 Equivalent to 6 /8s, 120 /16s and 130 /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 9499 8883 48 CHINAMOBILE-CN China Mobile Communicati 7545 5753 786 691 TPG-INTERNET-AP TPG Telecom Limited, AU 7552 3681 1331 21 VIETEL-AS-AP Viettel Group, VN 45899 3469 1872 94 VNPT-AS-VN VNPT Corp, VN 7713 3408 1043 65 TELKOMNET-AS-AP PT Telekomunikasi Indon 9498 2867 491 239 BBIL-AP BHARTI Airtel Ltd., IN 24560 2363 836 440 AIRTELBROADBAND-AS-AP Bharti Airtel Ltd 4766 2308 11250 588 KIXS-AS-KR Korea Telecom, KR 45090 2162 1438 79 TENCENT-NET-AP Shenzhen Tencent Compute 4755 2148 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 8131 10766 2886 AMAZON-02, US 11492 4534 300 620 CABLEONE, US 7155 3963 279 45 VIASAT-SP-BACKBONE, US 22773 3617 3047 291 ASN-CXA-ALL-CCI-22773-RDC, US 6327 3514 1320 64 SHAW, CA 16625 3169 1596 2346 AKAMAI-AS, US 749 3037 50520 2304 DNIC-AS-00749, US 396982 2625 3588 360 GOOGLE-CLOUD-PLATFORM, US 7018 2561 24118 1568 ATT-INTERNET4, US 30036 2501 360 497 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 7185 1705 149 UNI2-AS, ES 39891 4833 286 59 ALJAWWALSTC-AS, SA 20940 4062 3399 167 AKAMAI-ASN1, NL 8551 3891 370 37 BEZEQ-INTERNATIONAL-AS Bezeqint Interne 12389 2891 2292 911 ROSTELECOM-AS, RU 9009 2688 254 1409 M247, RO 34984 2268 359 610 TELLCOM-AS, TR 6849 2158 339 19 UKRTELNET, UA 58224 1850 950 543 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 11194 3340 573 Uninet S.A. de C.V., MX 10620 3497 506 850 Telmex Colombia S.A., CO 13999 2296 366 611 Mega Cable, S.A. de C.V., MX 11830 2263 369 64 Instituto Costarricense de Electricidad 28573 1330 2324 245 Claro NXT Telecomunicacoes Ltda, BR 3816 1303 767 159 COLOMBIA TELECOMUNICACIONES S.A. ESP, C 6503 1298 339 513 Axtel, S.A.B. de C.V., MX 6147 1131 370 22 Telefonica del Peru S.A.A., PE 11664 1100 180 455 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 1566 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 1017 67 52 ORANGE-COTE-IVOIRE, CI 36935 880 520 42 Vodafone-, EG 37457 839 325 49 Telkom-Internet, ZA 6713 550 1861 34 IAM-AS, MA 15399 524 53 42 WANANCHI-, KE 36914 514 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 11194 3340 573 Uninet S.A. de C.V., MX 9808 9499 8883 48 CHINAMOBILE-CN China Mobile Communicati 16509 8131 10766 2886 AMAZON-02, US 12479 7185 1705 149 UNI2-AS, ES 7545 5753 786 691 TPG-INTERNET-AP TPG Telecom Limited, AU 39891 4833 286 59 ALJAWWALSTC-AS, SA 11492 4534 300 620 CABLEONE, US 20940 4062 3399 167 AKAMAI-ASN1, NL 7155 3963 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 9499 9451 CHINAMOBILE-CN China Mobile Communications Grou 12479 7185 7036 UNI2-AS, ES 16509 8131 5245 AMAZON-02, US 7545 5753 5062 TPG-INTERNET-AP TPG Telecom Limited, AU 39891 4833 4774 ALJAWWALSTC-AS, SA 7155 3963 3918 VIASAT-SP-BACKBONE, US 11492 4534 3914 CABLEONE, US 20940 4062 3895 AKAMAI-ASN1, NL 8551 3891 3854 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo 7552 3681 3660 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., 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 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 18798 UNALLOCATED 8.40.106.0/24 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: 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 /12:299 /13:576 /14:1206 /15:2100 /16:13541 /17:8313 /18:14019 /19:25248 /20:43942 /21:52271 /22:110236 /23:101035 /24:558398 /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 6243 7185 UNI2-AS, ES 8151 5161 11194 Uninet S.A. de C.V., MX 39891 3632 4833 ALJAWWALSTC-AS, SA 11492 3442 4534 CABLEONE, US 8551 3363 3891 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo 6327 3323 3514 SHAW, CA 7155 3038 3963 VIASAT-SP-BACKBONE, US 22773 2674 3617 ASN-CXA-ALL-CCI-22773-RDC, US 30036 2158 2501 MEDIACOM-ENTERPRISE-BUSINESS, US 10620 2051 3497 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) ---------------------------------------------- 1:1664 2:1219 3:170 4:7 5:4554 6:121 7:6 8:1560 9:1 11:172 12:1578 13:392 14:2305 15:296 16:136 17:368 18:400 20:252 21:4 22:188 23:6162 24:2677 25:6 27:2577 29:19 31:2556 32:102 34:10 35:106 36:1916 37:4679 38:4505 39:806 40:151 41:4482 42:975 43:2340 44:313 45:17629 46:4289 47:375 49:1741 50:1842 51:571 52:1588 54:389 55:763 56:8 57:98 58:1755 59:1077 60:971 61:2476 62:2733 63:1934 64:5689 65:2330 66:5017 67:3050 68:1384 69:4208 70:1253 71:677 72:3045 74:2619 75:1471 76:605 77:2543 78:1917 79:3162 80:2104 81:1766 82:1494 83:1284 84:1534 85:3032 86:746 87:2061 88:1235 89:3651 90:614 91:7784 92:2037 93:2595 94:3660 95:4008 96:1329 97:336 98:1162 99:746 100:73 101:1300 102:2963 103:31299 104:4626 105:898 106:882 107:2561 108:997 109:4427 110:2081 111:3195 112:2055 113:1522 114:1640 115:2076 116:1911 117:2561 118:2286 119:1983 120:1739 121:1060 122:2616 123:2175 124:1570 125:2443 128:1345 129:1138 130:1024 131:2162 132:848 133:421 134:1901 135:343 136:864 137:950 138:2830 139:1523 140:1222 141:1478 142:1441 143:1555 144:1172 145:357 146:1945 147:1585 148:2342 149:1960 150:879 151:1155 152:1962 153:571 154:4363 155:1420 156:1711 157:1290 158:1043 159:2270 160:2617 161:1519 162:3571 163:1560 164:1632 165:1744 166:882 167:1738 168:4116 169:958 170:4942 171:879 172:3551 173:2952 174:1018 175:1183 176:3743 177:5978 178:3659 179:2568 180:2405 181:3486 182:3324 183:1914 184:2350 185:20331 186:5126 187:4528 188:4196 189:4013 190:9255 191:1934 192:10972 193:8874 194:7340 195:5223 196:3303 197:2765 198:5953 199:6119 200:8162 201:6130 202:10546 203:10339 204:4624 205:3535 206:4006 207:3446 208:4100 209:4894 210:4240 211:2403 212:4150 213:3547 214:1084 215:60 216:6657 217:2782 218:1285 219:416 220:1754 221:976 222:726 223:2144 End of report