IPv4 R&E Routing Table Report 18:35 GMT Fri 25 Nov, 2022 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: 933762 Prefixes after maximum aggregation (per Origin AS): 346032 Deaggregation factor: 2.70 Unique aggregates announced (without unneeded subnets): 442871 Number of IPv4 prefixes with a valid ROA: 381914 Number of IPv4 prefixes with an invalid ROA: 2804 Number of IPv4 prefixes with no ROA: 549044 Total ASes present in the Internet Routing Table: 73932 Prefixes per ASN: 12.63 Origin-only ASes present in the Internet Routing Table: 63380 Origin ASes announcing only one prefix: 25532 Transit ASes present in the Internet Routing Table: 10552 Transit-only ASes present in the Internet Routing Table: 434 Paths with bogon ASNs present in the IPv4 Routing Table: 134 Average AS path length visible in the Internet Routing Table: 5.6 Max AS path length visible: 59 Max AS path prepend of ASN ( 37447) 57 Prefixes from unregistered ASNs in the Routing Table: 1055 Number of instances of unregistered ASNs: 1059 Number of 32-bit ASNs allocated by the RIRs: 40719 Number of 32-bit ASNs visible in the Routing Table: 33799 Prefixes from 32-bit ASNs in the Routing Table: 171759 Number of bogon 32-bit ASNs visible in the Routing Table: 57 Special use prefixes present in the Routing Table: 2 Prefixes being announced from unallocated address space: 531 Number of addresses announced to Internet: 3063179520 Equivalent to 182 /8s, 148 /16s and 105 /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: 322469 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 236406 Total APNIC prefixes after maximum aggregation: 67808 APNIC Deaggregation factor: 3.49 Prefixes being announced from the APNIC address blocks: 231363 Unique aggregates announced from the APNIC address blocks: 97370 APNIC Region origin ASes present in the Internet Routing Table: 13095 APNIC Prefixes per ASN: 17.67 APNIC Region origin ASes announcing only one prefix: 3798 APNIC Region transit ASes present in the Internet Routing Table: 1764 Average APNIC Region AS path length visible: 6.0 Max APNIC Region AS path length visible: 32 Number of APNIC region 32-bit ASNs visible in the Routing Table: 8375 Number of APNIC addresses announced to Internet: 773304832 Equivalent to 46 /8s, 23 /16s and 178 /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: 269296 Total ARIN prefixes after maximum aggregation: 121924 ARIN Deaggregation factor: 2.21 Prefixes being announced from the ARIN address blocks: 270961 Unique aggregates announced from the ARIN address blocks: 129432 ARIN Region origin ASes present in the Internet Routing Table: 19097 ARIN Prefixes per ASN: 14.19 ARIN Region origin ASes announcing only one prefix: 6990 ARIN Region transit ASes present in the Internet Routing Table: 1958 Average ARIN Region AS path length visible: 5.2 Max ARIN Region AS path length visible: 37 Number of ARIN region 32-bit ASNs visible in the Routing Table: 4687 Number of ARIN addresses announced to Internet: 1288823040 Equivalent to 76 /8s, 209 /16s and 225 /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: 266227 Total RIPE prefixes after maximum aggregation: 121456 RIPE Deaggregation factor: 2.19 Prefixes being announced from the RIPE address blocks: 262724 Unique aggregates announced from the RIPE address blocks: 154801 RIPE Region origin ASes present in the Internet Routing Table: 28157 RIPE Prefixes per ASN: 9.33 RIPE Region origin ASes announcing only one prefix: 11928 RIPE Region transit ASes present in the Internet Routing Table: 3998 Average RIPE Region AS path length visible: 5.4 Max RIPE Region AS path length visible: 34 Number of RIPE region 32-bit ASNs visible in the Routing Table: 10913 Number of RIPE addresses announced to Internet: 716310528 Equivalent to 42 /8s, 178 /16s and 8 /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: 127938 Total LACNIC prefixes after maximum aggregation: 28297 LACNIC Deaggregation factor: 4.52 Prefixes being announced from the LACNIC address blocks: 127206 Unique aggregates announced from the LACNIC address blocks: 48872 LACNIC Region origin ASes present in the Internet Routing Table: 11016 LACNIC Prefixes per ASN: 11.55 LACNIC Region origin ASes announcing only one prefix: 2254 LACNIC Region transit ASes present in the Internet Routing Table: 2289 Average LACNIC Region AS path length visible: 6.2 Max LACNIC Region AS path length visible: 56 Number of LACNIC region 32-bit ASNs visible in the Routing Table: 8774 Number of LACNIC addresses announced to Internet: 175928064 Equivalent to 10 /8s, 124 /16s and 115 /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: 32840 Total AfriNIC prefixes after maximum aggregation: 5752 AfriNIC Deaggregation factor: 5.71 Prefixes being announced from the AfriNIC address blocks: 40977 Unique aggregates announced from the AfriNIC address blocks: 11956 AfriNIC Region origin ASes present in the Internet Routing Table: 1725 AfriNIC Prefixes per ASN: 23.75 AfriNIC Region origin ASes announcing only one prefix: 562 AfriNIC Region transit ASes present in the Internet Routing Table: 325 Average AfriNIC Region AS path length visible: 5.0 Max AfriNIC Region AS path length visible: 59 Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1050 Number of AfriNIC addresses announced to Internet: 108518144 Equivalent to 6 /8s, 119 /16s and 219 /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 9129 8883 47 CHINAMOBILE-CN China Mobile Communicati 7545 5948 786 695 TPG-INTERNET-AP TPG Telecom Limited, AU 7552 3624 1330 20 VIETEL-AS-AP Viettel Group, VN 7713 3527 1043 63 TELKOMNET-AS-AP PT Telekomunikasi Indon 45899 3378 1874 89 VNPT-AS-VN VNPT Corp, VN 9498 2551 499 239 BBIL-AP BHARTI Airtel Ltd., IN 24560 2301 849 417 AIRTELBROADBAND-AS-AP Bharti Airtel Ltd 4766 2291 11250 595 KIXS-AS-KR Korea Telecom, KR 45090 2185 1438 79 TENCENT-NET-AP Shenzhen Tencent Compute 4755 2160 440 215 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 7657 10622 2891 AMAZON-02, US 11492 4579 303 539 CABLEONE, US 7155 3966 265 32 VIASAT-SP-BACKBONE, US 22773 3733 3062 329 ASN-CXA-ALL-CCI-22773-RDC, US 16625 3599 1884 2575 AKAMAI-AS, US 6327 3524 1320 63 SHAW, CA 749 3065 50661 2332 DNIC-AS-00749, US 7018 2593 24060 1557 ATT-INTERNET4, US 30036 2589 369 312 MEDIACOM-ENTERPRISE-BUSINESS, US 396982 2564 3482 359 GOOGLE-CLOUD-PLATFORM, 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 6952 1730 145 UNI2-AS, ES 9121 6371 1692 17 TTNET, TR 20940 4122 3400 181 AKAMAI-ASN1, NL 39891 4010 234 47 ALJAWWALSTC-AS, SA 8551 3980 374 38 BEZEQ-INTERNATIONAL-AS Bezeqint Interne 12389 2926 2290 911 ROSTELECOM-AS, RU 9009 2662 254 1365 M247, RO 47331 2552 378 1927 TTNET, TR 34984 2246 357 610 TELLCOM-AS, TR 6849 2204 339 20 UKRTELNET, 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 10886 3350 600 Uninet S.A. de C.V., MX 10620 3456 506 852 Telmex Colombia S.A., CO 11830 2301 369 64 Instituto Costarricense de Electricidad 13999 2125 348 550 Mega Cable, S.A. de C.V., MX 28573 1332 2327 262 Claro NXT Telecomunicacoes Ltda, BR 6503 1294 338 522 Axtel, S.A.B. de C.V., MX 3816 1287 728 154 COLOMBIA TELECOMUNICACIONES S.A. ESP, C 6147 1149 369 22 Telefonica del Peru S.A.A., PE 11664 1131 183 478 Techtel LMDS Comunicaciones Interactiva 26615 988 2466 43 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 37457 1888 326 57 Telkom-Internet, ZA 24835 1545 537 31 RAYA-AS, EG 24863 1539 393 21 LINKdotNET-AS, EG 36992 1356 1520 269 ETISALAT-MISR, EG 36903 1242 550 99 MT-MPLS, MA 29571 1011 67 40 ORANGE-COTE-IVOIRE, CI 36935 879 520 42 Vodafone-, EG 6713 613 1863 34 IAM-AS, MA 15399 506 52 36 WANANCHI-, KE 36914 487 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 10886 3350 600 Uninet S.A. de C.V., MX 9808 9129 8883 47 CHINAMOBILE-CN China Mobile Communicati 16509 7657 10622 2891 AMAZON-02, US 12479 6952 1730 145 UNI2-AS, ES 9121 6371 1692 17 TTNET, TR 7545 5948 786 695 TPG-INTERNET-AP TPG Telecom Limited, AU 11492 4579 303 539 CABLEONE, US 20940 4122 3400 181 AKAMAI-ASN1, NL 39891 4010 234 47 ALJAWWALSTC-AS, SA 8551 3980 374 38 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 9129 9082 CHINAMOBILE-CN China Mobile Communications Grou 12479 6952 6807 UNI2-AS, ES 9121 6371 6354 TTNET, TR 7545 5948 5253 TPG-INTERNET-AP TPG Telecom Limited, AU 16509 7657 4766 AMAZON-02, US 11492 4579 4040 CABLEONE, US 39891 4010 3963 ALJAWWALSTC-AS, SA 8551 3980 3942 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo 20940 4122 3941 AKAMAI-ASN1, NL 7155 3966 3934 VIASAT-SP-BACKBONE, US 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 398083 UNALLOCATED 5.133.124.0/24 399587 UT, US 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 25674 UNALLOCATED 8.12.76.0/24 3356 LEVEL3, US 16641 UNALLOCATED 8.12.250.0/24 3356 LEVEL3, US 25674 UNALLOCATED 8.14.115.0/24 3356 LEVEL3, US 12169 UNALLOCATED 8.15.207.0/24 32787 PROLEXIC-TECHNOLOGIES-DDOS-M 25674 UNALLOCATED 8.19.146.0/24 3356 LEVEL3, 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 1103 SURFNET-NL SURFnet, The Netherlands, NL 198.51.100.0/24 29766 CHSPSC-29766, US Complete listing at https://bgp.nsrc.org/REN/RENU/data-spar Advertised Unallocated Addresses -------------------------------- Unassigned Network ASN Information AS Name 23.131.184.0/24 Origin: 174 COGENT-174, US 23.131.184.0/24 Transit: 36944 UBUNTU-UNICAST-AS, MW 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: 46450 PILOT, US 23.131.188.0/24 Transit: 1299 TWELVE99 Arelion, fka Telia Carrier, SE 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 /11:100 /12:296 /13:586 /14:1204 /15:2103 /16:13595 /17:8379 /18:14079 /19:25169 /20:44021 /21:53104 /22:111201 /23:101297 /24:558561 /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 5983 6952 UNI2-AS, ES 9121 5548 6371 TTNET, TR 8151 4831 10886 Uninet S.A. de C.V., MX 11492 3485 4579 CABLEONE, US 8551 3444 3980 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo 6327 3332 3524 SHAW, CA 39891 3193 4010 ALJAWWALSTC-AS, SA 7155 3055 3966 VIASAT-SP-BACKBONE, US 22773 2753 3733 ASN-CXA-ALL-CCI-22773-RDC, US 30036 2247 2589 MEDIACOM-ENTERPRISE-BUSINESS, US Complete listing at https://bgp.nsrc.org/REN/RENU/data-sXXas-nos Number of /24s announced per /8 block (Global) ---------------------------------------------- 1:1860 2:1042 3:166 4:7 5:4247 6:117 7:5 8:1586 9:1 11:173 12:1617 13:380 14:2372 15:286 16:72 17:365 18:384 20:243 21:4 22:188 23:6038 24:2519 25:6 27:2781 29:19 31:2512 32:103 34:8 35:94 36:1835 37:4569 38:3885 39:773 40:154 41:4445 42:1185 43:2318 44:304 45:17612 46:4189 47:379 49:1723 50:1943 51:245 52:1507 54:398 55:799 56:8 57:87 58:1797 59:1108 60:1007 61:2469 62:2659 63:1963 64:5681 65:2353 66:4945 67:3042 68:1411 69:4209 70:1293 71:696 72:3065 74:2668 75:1480 76:598 77:2369 78:4033 79:3158 80:2072 81:1857 82:1507 83:1232 84:1511 85:3788 86:744 87:2027 88:2849 89:3539 90:575 91:7723 92:2003 93:2592 94:3606 95:4855 96:1338 97:349 98:1178 99:740 100:69 101:1290 102:2810 103:30696 104:4578 105:1986 106:827 107:2532 108:929 109:4311 110:2008 111:3274 112:2044 113:1544 114:1616 115:2168 116:1891 117:2483 118:2339 119:1859 120:1699 121:1069 122:2613 123:2166 124:1530 125:2154 128:1309 129:1039 130:987 131:2215 132:857 133:401 134:1915 135:338 136:881 137:929 138:2840 139:1522 140:1052 141:1491 142:1419 143:1490 144:1205 145:353 146:1903 147:1524 148:2274 149:1853 150:879 151:1147 152:1964 153:539 154:3880 155:1392 156:1646 157:1297 158:1043 159:2241 160:2663 161:1433 162:3553 163:1476 164:1729 165:1700 166:837 167:1737 168:4169 169:943 170:4972 171:863 172:3533 173:3136 174:1031 175:1205 176:3675 177:6057 178:3580 179:2613 180:2365 181:3419 182:3204 183:1902 184:2356 185:20120 186:5091 187:4530 188:4144 189:3842 190:9189 191:1837 192:11033 193:8811 194:7266 195:5173 196:3238 197:2795 198:6020 199:6138 200:8071 201:6069 202:10435 203:10280 204:4607 205:3459 206:3867 207:3400 208:4130 209:4852 210:4233 211:2357 212:4076 213:3555 214:1103 215:57 216:6602 217:2718 218:1268 219:416 220:2046 221:954 222:663 223:2013 End of report