IPv4 R&E Routing Table Report 18:35 GMT Thu 23 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: 931261 Prefixes after maximum aggregation (per Origin AS): 347127 Deaggregation factor: 2.68 Unique aggregates announced (without unneeded subnets): 446924 Number of IPv4 prefixes with a valid ROA: 389894 Number of IPv4 prefixes with an invalid ROA: 1390 Number of IPv4 prefixes with no ROA: 539977 Total ASes present in the Internet Routing Table: 74262 Prefixes per ASN: 12.54 Origin-only ASes present in the Internet Routing Table: 63893 Origin ASes announcing only one prefix: 25666 Transit ASes present in the Internet Routing Table: 10369 Transit-only ASes present in the Internet Routing Table: 443 Paths with bogon ASNs present in the IPv4 Routing Table: 157 Average AS path length visible in the Internet Routing Table: 7.2 Max AS path length visible: 66 Max AS path prepend of ASN ( 37447) 64 Prefixes from unregistered ASNs in the Routing Table: 1098 Number of instances of unregistered ASNs: 1119 Number of 32-bit ASNs allocated by the RIRs: 41505 Number of 32-bit ASNs visible in the Routing Table: 34362 Prefixes from 32-bit ASNs in the Routing Table: 175321 Number of bogon 32-bit ASNs visible in the Routing Table: 79 Special use prefixes present in the Routing Table: 1 Prefixes being announced from unallocated address space: 513 Number of addresses announced to Internet: 3063203584 Equivalent to 182 /8s, 148 /16s and 199 /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: 316724 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 238261 Total APNIC prefixes after maximum aggregation: 68434 APNIC Deaggregation factor: 3.48 Prefixes being announced from the APNIC address blocks: 232782 Unique aggregates announced from the APNIC address blocks: 97750 APNIC Region origin ASes present in the Internet Routing Table: 13338 APNIC Prefixes per ASN: 17.45 APNIC Region origin ASes announcing only one prefix: 3893 APNIC Region transit ASes present in the Internet Routing Table: 1794 Average APNIC Region AS path length visible: 7.4 Max APNIC Region AS path length visible: 29 Number of APNIC region 32-bit ASNs visible in the Routing Table: 8652 Number of APNIC addresses announced to Internet: 773233152 Equivalent to 46 /8s, 22 /16s and 154 /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: 269845 Total ARIN prefixes after maximum aggregation: 122012 ARIN Deaggregation factor: 2.21 Prefixes being announced from the ARIN address blocks: 272594 Unique aggregates announced from the ARIN address blocks: 130304 ARIN Region origin ASes present in the Internet Routing Table: 19067 ARIN Prefixes per ASN: 14.30 ARIN Region origin ASes announcing only one prefix: 6967 ARIN Region transit ASes present in the Internet Routing Table: 1906 Average ARIN Region AS path length visible: 6.9 Max ARIN Region AS path length visible: 28 Number of ARIN region 32-bit ASNs visible in the Routing Table: 4750 Number of ARIN addresses announced to Internet: 1285997824 Equivalent to 76 /8s, 166 /16s and 197 /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: 261866 Total RIPE prefixes after maximum aggregation: 121742 RIPE Deaggregation factor: 2.15 Prefixes being announced from the RIPE address blocks: 257680 Unique aggregates announced from the RIPE address blocks: 157233 RIPE Region origin ASes present in the Internet Routing Table: 28319 RIPE Prefixes per ASN: 9.10 RIPE Region origin ASes announcing only one prefix: 12002 RIPE Region transit ASes present in the Internet Routing Table: 3857 Average RIPE Region AS path length visible: 6.9 Max RIPE Region AS path length visible: 42 Number of RIPE region 32-bit ASNs visible in the Routing Table: 11120 Number of RIPE addresses announced to Internet: 718518784 Equivalent to 42 /8s, 211 /16s and 186 /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: 128100 Total LACNIC prefixes after maximum aggregation: 28290 LACNIC Deaggregation factor: 4.53 Prefixes being announced from the LACNIC address blocks: 127290 Unique aggregates announced from the LACNIC address blocks: 48974 LACNIC Region origin ASes present in the Internet Routing Table: 10956 LACNIC Prefixes per ASN: 11.62 LACNIC Region origin ASes announcing only one prefix: 2241 LACNIC Region transit ASes present in the Internet Routing Table: 2292 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: 8758 Number of LACNIC addresses announced to Internet: 176525312 Equivalent to 10 /8s, 133 /16s and 144 /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: 32091 Total AfriNIC prefixes after maximum aggregation: 5860 AfriNIC Deaggregation factor: 5.48 Prefixes being announced from the AfriNIC address blocks: 40402 Unique aggregates announced from the AfriNIC address blocks: 12249 AfriNIC Region origin ASes present in the Internet Routing Table: 1742 AfriNIC Prefixes per ASN: 23.19 AfriNIC Region origin ASes announcing only one prefix: 563 AfriNIC Region transit ASes present in the Internet Routing Table: 336 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: 1082 Number of AfriNIC addresses announced to Internet: 108541440 Equivalent to 6 /8s, 120 /16s and 54 /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 9500 8883 48 CHINAMOBILE-CN China Mobile Communicati 7545 5754 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 2863 491 239 BBIL-AP BHARTI Airtel Ltd., IN 24560 2361 837 441 AIRTELBROADBAND-AS-AP Bharti Airtel Ltd 4766 2309 11250 588 KIXS-AS-KR Korea Telecom, KR 45090 2150 1438 79 TENCENT-NET-AP Shenzhen Tencent Compute 4755 2142 438 208 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 8097 10760 2899 AMAZON-02, US 11492 4533 300 621 CABLEONE, US 7155 3963 279 45 VIASAT-SP-BACKBONE, US 22773 3624 3047 293 ASN-CXA-ALL-CCI-22773-RDC, US 6327 3513 1320 64 SHAW, CA 16625 3178 1600 2349 AKAMAI-AS, US 749 3036 50520 2303 DNIC-AS-00749, US 396982 2622 3588 355 GOOGLE-CLOUD-PLATFORM, US 7018 2568 24119 1573 ATT-INTERNET4, US 30036 2509 361 483 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 7164 1705 149 UNI2-AS, ES 39891 4833 286 59 ALJAWWALSTC-AS, SA 20940 4063 3399 169 AKAMAI-ASN1, NL 8551 3892 370 37 BEZEQ-INTERNATIONAL-AS Bezeqint Interne 12389 2896 2292 913 ROSTELECOM-AS, RU 9009 2671 253 1396 M247, RO 34984 2268 359 610 TELLCOM-AS, TR 6849 2158 339 19 UKRTELNET, UA 58224 1849 949 547 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 11185 3340 577 Uninet S.A. de C.V., MX 10620 3481 505 883 Telmex Colombia S.A., CO 13999 2295 366 613 Mega Cable, S.A. de C.V., MX 11830 2263 369 64 Instituto Costarricense de Electricidad 28573 1329 2324 245 Claro NXT Telecomunicacoes Ltda, BR 3816 1302 765 161 COLOMBIA TELECOMUNICACIONES S.A. ESP, C 6503 1298 339 513 Axtel, S.A.B. de C.V., MX 6147 1130 370 22 Telefonica del Peru S.A.A., PE 11664 1098 180 454 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 1575 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 1019 67 53 ORANGE-COTE-IVOIRE, CI 36935 880 520 42 Vodafone-, EG 37457 838 325 49 Telkom-Internet, ZA 6713 549 1861 34 IAM-AS, MA 15399 524 53 42 WANANCHI-, KE 37342 493 32 1 MOVITEL, MZ 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 11185 3340 577 Uninet S.A. de C.V., MX 9808 9500 8883 48 CHINAMOBILE-CN China Mobile Communicati 16509 8097 10760 2899 AMAZON-02, US 12479 7164 1705 149 UNI2-AS, ES 7545 5754 786 691 TPG-INTERNET-AP TPG Telecom Limited, AU 39891 4833 286 59 ALJAWWALSTC-AS, SA 11492 4533 300 621 CABLEONE, US 20940 4063 3399 169 AKAMAI-ASN1, NL 7155 3963 279 45 VIASAT-SP-BACKBONE, US 8551 3892 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 9500 9452 CHINAMOBILE-CN China Mobile Communications Grou 12479 7164 7015 UNI2-AS, ES 16509 8097 5198 AMAZON-02, US 7545 5754 5063 TPG-INTERNET-AP TPG Telecom Limited, AU 39891 4833 4774 ALJAWWALSTC-AS, SA 7155 3963 3918 VIASAT-SP-BACKBONE, US 11492 4533 3912 CABLEONE, US 20940 4063 3894 AKAMAI-ASN1, NL 8551 3892 3855 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., 398083 UNALLOCATED 5.133.124.0/24 399587 UT, US 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 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 /15:2101 /16:13551 /17:8315 /18:14016 /19:25249 /20:43943 /21:52292 /22:110190 /23:100965 /24:558388 /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 6222 7164 UNI2-AS, ES 8151 5153 11185 Uninet S.A. de C.V., MX 39891 3632 4833 ALJAWWALSTC-AS, SA 11492 3441 4533 CABLEONE, US 8551 3364 3892 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo 6327 3322 3513 SHAW, CA 7155 3038 3963 VIASAT-SP-BACKBONE, US 22773 2679 3624 ASN-CXA-ALL-CCI-22773-RDC, US 30036 2166 2509 MEDIACOM-ENTERPRISE-BUSINESS, US 10620 2035 3481 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) ---------------------------------------------- 1:1674 2:1216 3:170 4:7 5:4555 6:118 7:6 8:1557 9:1 11:172 12:1578 13:392 14:2307 15:296 16:135 17:368 18:402 20:252 21:4 22:188 23:6133 24:2678 25:6 27:2574 29:19 31:2557 32:105 34:10 35:106 36:1916 37:4667 38:4474 39:809 40:151 41:4465 42:976 43:2341 44:314 45:17639 46:4286 47:375 49:1741 50:1839 51:571 52:1585 54:386 55:866 56:8 57:98 58:1752 59:1084 60:972 61:2475 62:2724 63:1908 64:5685 65:2330 66:5029 67:3048 68:1386 69:4208 70:1258 71:677 72:3045 74:2622 75:1471 76:605 77:2531 78:1916 79:3162 80:2095 81:1769 82:1496 83:1272 84:1530 85:3009 86:742 87:2057 88:1285 89:3656 90:615 91:7768 92:2035 93:2598 94:3645 95:4007 96:1329 97:335 98:1162 99:747 100:73 101:1303 102:2971 103:31308 104:4632 105:897 106:881 107:2550 108:991 109:4425 110:2076 111:3197 112:2055 113:1525 114:1636 115:2085 116:1914 117:2560 118:2290 119:1977 120:1750 121:1056 122:2614 123:2176 124:1571 125:2435 128:1343 129:1140 130:1024 131:2165 132:849 133:421 134:1901 135:343 136:864 137:951 138:2843 139:1525 140:1225 141:1491 142:1443 143:1569 144:1171 145:357 146:1932 147:1578 148:2334 149:1971 150:880 151:1156 152:1961 153:571 154:4344 155:1418 156:1704 157:1290 158:1040 159:2272 160:2616 161:1521 162:3568 163:1557 164:1637 165:1743 166:877 167:1737 168:4131 169:959 170:4970 171:879 172:3525 173:2959 174:1020 175:1182 176:3736 177:5977 178:3655 179:2579 180:2408 181:3484 182:3323 183:1915 184:2348 185:20339 186:5149 187:4531 188:4194 189:4008 190:9257 191:1933 192:10983 193:8878 194:7323 195:5213 196:3297 197:2758 198:5958 199:6125 200:8158 201:6131 202:10568 203:10339 204:4619 205:3542 206:3998 207:3453 208:4091 209:4881 210:4244 211:2402 212:4154 213:3547 214:1083 215:60 216:6648 217:2761 218:1287 219:416 220:1754 221:976 222:726 223:2141 End of report