IPv4 R&E Routing Table Report 18:35 GMT Thu 30 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: 931395 Prefixes after maximum aggregation (per Origin AS): 347107 Deaggregation factor: 2.68 Unique aggregates announced (without unneeded subnets): 447053 Number of IPv4 prefixes with a valid ROA: 391337 Number of IPv4 prefixes with an invalid ROA: 1385 Number of IPv4 prefixes with no ROA: 538672 Total ASes present in the Internet Routing Table: 74296 Prefixes per ASN: 12.54 Origin-only ASes present in the Internet Routing Table: 63818 Origin ASes announcing only one prefix: 25714 Transit ASes present in the Internet Routing Table: 10478 Transit-only ASes present in the Internet Routing Table: 452 Paths with bogon ASNs present in the IPv4 Routing Table: 168 Average AS path length visible in the Internet Routing Table: 6.6 Max AS path length visible: 164 Max AS path prepend of ASN ( 51156) 160 Prefixes from unregistered ASNs in the Routing Table: 1139 Number of instances of unregistered ASNs: 1146 Number of 32-bit ASNs allocated by the RIRs: 41547 Number of 32-bit ASNs visible in the Routing Table: 34417 Prefixes from 32-bit ASNs in the Routing Table: 175781 Number of bogon 32-bit ASNs visible in the Routing Table: 62 Special use prefixes present in the Routing Table: 1 Prefixes being announced from unallocated address space: 497 Number of addresses announced to Internet: 3062733568 Equivalent to 182 /8s, 141 /16s and 155 /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: 316798 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 238402 Total APNIC prefixes after maximum aggregation: 68490 APNIC Deaggregation factor: 3.48 Prefixes being announced from the APNIC address blocks: 232959 Unique aggregates announced from the APNIC address blocks: 97796 APNIC Region origin ASes present in the Internet Routing Table: 13360 APNIC Prefixes per ASN: 17.44 APNIC Region origin ASes announcing only one prefix: 3917 APNIC Region transit ASes present in the Internet Routing Table: 1795 Average APNIC Region AS path length visible: 6.8 Max APNIC Region AS path length visible: 29 Number of APNIC region 32-bit ASNs visible in the Routing Table: 8672 Number of APNIC addresses announced to Internet: 773357312 Equivalent to 46 /8s, 24 /16s and 127 /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: 270256 Total ARIN prefixes after maximum aggregation: 121979 ARIN Deaggregation factor: 2.22 Prefixes being announced from the ARIN address blocks: 272818 Unique aggregates announced from the ARIN address blocks: 130351 ARIN Region origin ASes present in the Internet Routing Table: 19076 ARIN Prefixes per ASN: 14.30 ARIN Region origin ASes announcing only one prefix: 6973 ARIN Region transit ASes present in the Internet Routing Table: 1928 Average ARIN Region AS path length visible: 6.4 Max ARIN Region AS path length visible: 26 Number of ARIN region 32-bit ASNs visible in the Routing Table: 4765 Number of ARIN addresses announced to Internet: 1286035712 Equivalent to 76 /8s, 167 /16s and 89 /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: 261823 Total RIPE prefixes after maximum aggregation: 121759 RIPE Deaggregation factor: 2.15 Prefixes being announced from the RIPE address blocks: 257753 Unique aggregates announced from the RIPE address blocks: 157178 RIPE Region origin ASes present in the Internet Routing Table: 28306 RIPE Prefixes per ASN: 9.11 RIPE Region origin ASes announcing only one prefix: 12010 RIPE Region transit ASes present in the Internet Routing Table: 3929 Average RIPE Region AS path length visible: 6.4 Max RIPE Region AS path length visible: 164 Number of RIPE region 32-bit ASNs visible in the Routing Table: 11128 Number of RIPE addresses announced to Internet: 718183936 Equivalent to 42 /8s, 206 /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: 127905 Total LACNIC prefixes after maximum aggregation: 28257 LACNIC Deaggregation factor: 4.53 Prefixes being announced from the LACNIC address blocks: 127128 Unique aggregates announced from the LACNIC address blocks: 49059 LACNIC Region origin ASes present in the Internet Routing Table: 10964 LACNIC Prefixes per ASN: 11.60 LACNIC Region origin ASes announcing only one prefix: 2250 LACNIC Region transit ASes present in the Internet Routing Table: 2293 Average LACNIC Region AS path length visible: 7.3 Max LACNIC Region AS path length visible: 56 Number of LACNIC region 32-bit ASNs visible in the Routing Table: 8763 Number of LACNIC addresses announced to Internet: 176620544 Equivalent to 10 /8s, 135 /16s and 4 /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: 31870 Total AfriNIC prefixes after maximum aggregation: 5836 AfriNIC Deaggregation factor: 5.46 Prefixes being announced from the AfriNIC address blocks: 40240 Unique aggregates announced from the AfriNIC address blocks: 12266 AfriNIC Region origin ASes present in the Internet Routing Table: 1743 AfriNIC Prefixes per ASN: 23.09 AfriNIC Region origin ASes announcing only one prefix: 564 AfriNIC Region transit ASes present in the Internet Routing Table: 336 Average AfriNIC Region AS path length visible: 6.0 Max AfriNIC Region AS path length visible: 66 Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1089 Number of AfriNIC addresses announced to Internet: 108176128 Equivalent to 6 /8s, 114 /16s and 163 /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 9505 8883 48 CHINAMOBILE-CN China Mobile Communicati 7545 5755 786 689 TPG-INTERNET-AP TPG Telecom Limited, AU 7552 3681 1331 21 VIETEL-AS-AP Viettel Group, VN 45899 3467 1872 94 VNPT-AS-VN VNPT Corp, VN 7713 3409 1043 65 TELKOMNET-AS-AP PT Telekomunikasi Indon 9498 2906 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 2150 1438 79 TENCENT-NET-AP Shenzhen Tencent Compute 4755 2149 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 8156 10770 2894 AMAZON-02, US 11492 4536 300 622 CABLEONE, US 7155 3964 279 46 VIASAT-SP-BACKBONE, US 22773 3622 3047 294 ASN-CXA-ALL-CCI-22773-RDC, US 6327 3514 1320 64 SHAW, CA 16625 3165 1590 2343 AKAMAI-AS, US 749 3036 50520 2303 DNIC-AS-00749, US 396982 2625 3588 360 GOOGLE-CLOUD-PLATFORM, US 7018 2573 24117 1582 ATT-INTERNET4, US 30036 2501 360 499 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 7259 1705 149 UNI2-AS, ES 39891 4833 286 59 ALJAWWALSTC-AS, SA 20940 4076 3399 170 AKAMAI-ASN1, NL 8551 3887 370 37 BEZEQ-INTERNATIONAL-AS Bezeqint Interne 12389 2890 2292 911 ROSTELECOM-AS, RU 9009 2692 255 1404 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 11193 3343 576 Uninet S.A. de C.V., MX 10620 3499 506 850 Telmex Colombia S.A., CO 13999 2304 368 608 Mega Cable, S.A. de C.V., MX 11830 2264 369 64 Instituto Costarricense de Electricidad 28573 1329 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 11664 1096 180 458 Techtel LMDS Comunicaciones Interactiva 6147 1073 370 22 Telefonica del Peru S.A.A., PE 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 1524 393 19 LINKdotNET-AS, EG 24835 1492 465 27 RAYA-AS, EG 36992 1341 1518 275 ETISALAT-MISR, EG 36903 1242 550 99 MT-MPLS, MA 29571 1017 67 48 ORANGE-COTE-IVOIRE, CI 37457 839 325 49 Telkom-Internet, ZA 36935 722 518 29 Vodafone-, EG 6713 550 1861 34 IAM-AS, MA 15399 525 53 42 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 11193 3343 576 Uninet S.A. de C.V., MX 9808 9505 8883 48 CHINAMOBILE-CN China Mobile Communicati 16509 8156 10770 2894 AMAZON-02, US 12479 7259 1705 149 UNI2-AS, ES 7545 5755 786 689 TPG-INTERNET-AP TPG Telecom Limited, AU 39891 4833 286 59 ALJAWWALSTC-AS, SA 11492 4536 300 622 CABLEONE, US 20940 4076 3399 170 AKAMAI-ASN1, NL 7155 3964 279 46 VIASAT-SP-BACKBONE, US 8551 3887 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 9505 9457 CHINAMOBILE-CN China Mobile Communications Grou 12479 7259 7110 UNI2-AS, ES 16509 8156 5262 AMAZON-02, US 7545 5755 5066 TPG-INTERNET-AP TPG Telecom Limited, AU 39891 4833 4774 ALJAWWALSTC-AS, SA 7155 3964 3918 VIASAT-SP-BACKBONE, US 11492 4536 3914 CABLEONE, US 20940 4076 3906 AKAMAI-ASN1, NL 8551 3887 3850 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., 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 /13:576 /14:1206 /15:2099 /16:13536 /17:8306 /18:13998 /19:25244 /20:43911 /21:52252 /22:110100 /23:101042 /24:558656 /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 6319 7259 UNI2-AS, ES 8151 5164 11193 Uninet S.A. de C.V., MX 39891 3632 4833 ALJAWWALSTC-AS, SA 11492 3444 4536 CABLEONE, US 8551 3359 3887 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo 6327 3323 3514 SHAW, CA 7155 3039 3964 VIASAT-SP-BACKBONE, US 22773 2677 3622 ASN-CXA-ALL-CCI-22773-RDC, US 30036 2158 2501 MEDIACOM-ENTERPRISE-BUSINESS, US 10620 2053 3499 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) ---------------------------------------------- 1:1677 2:1221 3:170 4:7 5:4556 6:122 7:6 8:1557 9:1 11:172 12:1576 13:384 14:2306 15:296 16:137 17:370 18:411 20:252 21:4 22:188 23:6170 24:2646 25:6 27:2571 29:19 31:2548 32:101 34:10 35:107 36:1919 37:4690 38:4518 39:806 40:151 41:4457 42:976 43:2349 44:315 45:17636 46:4271 47:374 49:1742 50:1840 51:564 52:1591 54:388 55:764 56:8 57:99 58:1755 59:1077 60:977 61:2479 62:2724 63:1939 64:5686 65:2330 66:5014 67:3035 68:1383 69:4182 70:1254 71:679 72:3046 74:2619 75:1471 76:609 77:2541 78:1916 79:3167 80:2115 81:1767 82:1493 83:1289 84:1520 85:3049 86:751 87:2072 88:1279 89:3669 90:617 91:7777 92:2047 93:2592 94:3657 95:4018 96:1327 97:336 98:1162 99:746 100:73 101:1299 102:2977 103:31313 104:4639 105:891 106:880 107:2554 108:999 109:4407 110:2080 111:3193 112:2062 113:1528 114:1640 115:2080 116:1908 117:2560 118:2288 119:1985 120:1749 121:1059 122:2626 123:2176 124:1569 125:2482 128:1341 129:1138 130:1022 131:2156 132:852 133:423 134:1903 135:343 136:865 137:954 138:2844 139:1538 140:1222 141:1457 142:1444 143:1564 144:1170 145:351 146:1939 147:1579 148:2343 149:1970 150:875 151:1154 152:1963 153:570 154:4376 155:1418 156:1718 157:1293 158:1045 159:2270 160:2622 161:1521 162:3572 163:1559 164:1634 165:1749 166:901 167:1740 168:4149 169:962 170:4957 171:877 172:3554 173:2954 174:1016 175:1182 176:3742 177:6009 178:3627 179:2587 180:2414 181:3485 182:3328 183:1915 184:2353 185:20321 186:5096 187:4523 188:4206 189:4017 190:9254 191:1893 192:10961 193:8865 194:7354 195:5225 196:3288 197:2761 198:5966 199:6113 200:8139 201:6120 202:10566 203:10340 204:4628 205:3551 206:4025 207:3470 208:4099 209:4896 210:4241 211:2403 212:4142 213:3550 214:1085 215:60 216:6659 217:2779 218:1285 219:416 220:1757 221:977 222:727 223:2157 End of report