IPv4 R&E Routing Table Report 18:35 GMT Thu 29 Dec, 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: 935224 Prefixes after maximum aggregation (per Origin AS): 347411 Deaggregation factor: 2.69 Unique aggregates announced (without unneeded subnets): 444370 Number of IPv4 prefixes with a valid ROA: 384550 Number of IPv4 prefixes with an invalid ROA: 2793 Number of IPv4 prefixes with no ROA: 547881 Total ASes present in the Internet Routing Table: 74061 Prefixes per ASN: 12.63 Origin-only ASes present in the Internet Routing Table: 63461 Origin ASes announcing only one prefix: 25627 Transit ASes present in the Internet Routing Table: 10600 Transit-only ASes present in the Internet Routing Table: 432 Paths with bogon ASNs present in the IPv4 Routing Table: 129 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: 1107 Number of instances of unregistered ASNs: 1118 Number of 32-bit ASNs allocated by the RIRs: 40984 Number of 32-bit ASNs visible in the Routing Table: 33979 Prefixes from 32-bit ASNs in the Routing Table: 172856 Number of bogon 32-bit ASNs visible in the Routing Table: 78 Special use prefixes present in the Routing Table: 2 Prefixes being announced from unallocated address space: 573 Number of addresses announced to Internet: 3065824768 Equivalent to 182 /8s, 188 /16s and 198 /24s Percentage of available address space announced: 82.8 Percentage of allocated address space announced: 82.8 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: 323322 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 236617 Total APNIC prefixes after maximum aggregation: 68123 APNIC Deaggregation factor: 3.47 Prefixes being announced from the APNIC address blocks: 231528 Unique aggregates announced from the APNIC address blocks: 97552 APNIC Region origin ASes present in the Internet Routing Table: 13182 APNIC Prefixes per ASN: 17.56 APNIC Region origin ASes announcing only one prefix: 3845 APNIC Region transit ASes present in the Internet Routing Table: 1779 Average APNIC Region AS path length visible: 6.0 Max APNIC Region AS path length visible: 30 Number of APNIC region 32-bit ASNs visible in the Routing Table: 8469 Number of APNIC addresses announced to Internet: 773340416 Equivalent to 46 /8s, 24 /16s and 61 /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: 269362 Total ARIN prefixes after maximum aggregation: 122052 ARIN Deaggregation factor: 2.21 Prefixes being announced from the ARIN address blocks: 271035 Unique aggregates announced from the ARIN address blocks: 129540 ARIN Region origin ASes present in the Internet Routing Table: 19074 ARIN Prefixes per ASN: 14.21 ARIN Region origin ASes announcing only one prefix: 6980 ARIN Region transit ASes present in the Internet Routing Table: 1970 Average ARIN Region AS path length visible: 5.3 Max ARIN Region AS path length visible: 36 Number of ARIN region 32-bit ASNs visible in the Routing Table: 4705 Number of ARIN addresses announced to Internet: 1287982592 Equivalent to 76 /8s, 197 /16s and 14 /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: 267287 Total RIPE prefixes after maximum aggregation: 122302 RIPE Deaggregation factor: 2.19 Prefixes being announced from the RIPE address blocks: 263986 Unique aggregates announced from the RIPE address blocks: 155977 RIPE Region origin ASes present in the Internet Routing Table: 28223 RIPE Prefixes per ASN: 9.35 RIPE Region origin ASes announcing only one prefix: 11983 RIPE Region transit ASes present in the Internet Routing Table: 4003 Average RIPE Region AS path length visible: 5.3 Max RIPE Region AS path length visible: 34 Number of RIPE region 32-bit ASNs visible in the Routing Table: 10965 Number of RIPE addresses announced to Internet: 719671296 Equivalent to 42 /8s, 229 /16s and 80 /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: 128176 Total LACNIC prefixes after maximum aggregation: 28339 LACNIC Deaggregation factor: 4.52 Prefixes being announced from the LACNIC address blocks: 127370 Unique aggregates announced from the LACNIC address blocks: 48923 LACNIC Region origin ASes present in the Internet Routing Table: 11009 LACNIC Prefixes per ASN: 11.57 LACNIC Region origin ASes announcing only one prefix: 2256 LACNIC Region transit ASes present in the Internet Routing Table: 2314 Average LACNIC Region AS path length visible: 6.1 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: 176056832 Equivalent to 10 /8s, 126 /16s and 106 /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: 32675 Total AfriNIC prefixes after maximum aggregation: 5803 AfriNIC Deaggregation factor: 5.63 Prefixes being announced from the AfriNIC address blocks: 40732 Unique aggregates announced from the AfriNIC address blocks: 11950 AfriNIC Region origin ASes present in the Internet Routing Table: 1727 AfriNIC Prefixes per ASN: 23.59 AfriNIC Region origin ASes announcing only one prefix: 563 AfriNIC Region transit ASes present in the Internet Routing Table: 329 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: 1066 Number of AfriNIC addresses announced to Internet: 108456192 Equivalent to 6 /8s, 118 /16s and 233 /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 9219 8883 47 CHINAMOBILE-CN China Mobile Communicati 7545 5947 787 703 TPG-INTERNET-AP TPG Telecom Limited, AU 7552 3625 1331 21 VIETEL-AS-AP Viettel Group, VN 7713 3522 1043 63 TELKOMNET-AS-AP PT Telekomunikasi Indon 45899 3374 1874 94 VNPT-AS-VN VNPT Corp, VN 9498 2677 499 238 BBIL-AP BHARTI Airtel Ltd., IN 24560 2349 848 439 AIRTELBROADBAND-AS-AP Bharti Airtel Ltd 4766 2283 11250 588 KIXS-AS-KR Korea Telecom, KR 45090 2197 1438 79 TENCENT-NET-AP Shenzhen Tencent Compute 4755 2162 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 7762 10639 2924 AMAZON-02, US 11492 4546 301 565 CABLEONE, US 7155 3894 265 33 VIASAT-SP-BACKBONE, US 22773 3699 3064 325 ASN-CXA-ALL-CCI-22773-RDC, US 6327 3520 1320 63 SHAW, CA 16625 3470 1797 2510 AKAMAI-AS, US 749 3025 50577 2292 DNIC-AS-00749, US 7018 2612 24131 1584 ATT-INTERNET4, US 396982 2574 3493 369 GOOGLE-CLOUD-PLATFORM, US 30036 2563 368 393 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 6943 1706 146 UNI2-AS, ES 9121 6120 1692 17 TTNET, TR 39891 4560 269 57 ALJAWWALSTC-AS, SA 20940 4059 3400 179 AKAMAI-ASN1, NL 8551 3698 374 38 BEZEQ-INTERNATIONAL-AS Bezeqint Interne 12389 2915 2290 907 ROSTELECOM-AS, RU 47331 2824 413 2129 TTNET, TR 9009 2650 252 1358 M247, RO 34984 2255 358 611 TELLCOM-AS, TR 6849 2248 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 10928 3340 593 Uninet S.A. de C.V., MX 10620 3466 507 852 Telmex Colombia S.A., CO 11830 2261 369 64 Instituto Costarricense de Electricidad 13999 2196 360 589 Mega Cable, S.A. de C.V., MX 28573 1341 2328 258 Claro NXT Telecomunicacoes Ltda, BR 6503 1296 339 518 Axtel, S.A.B. de C.V., MX 3816 1291 740 156 COLOMBIA TELECOMUNICACIONES S.A. ESP, C 6147 1153 370 22 Telefonica del Peru S.A.A., PE 11664 1133 186 466 Techtel LMDS Comunicaciones Interactiva 26615 991 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 1895 326 57 Telkom-Internet, ZA 24835 1538 535 31 RAYA-AS, EG 24863 1467 393 21 LINKdotNET-AS, EG 36992 1319 1517 275 ETISALAT-MISR, EG 36903 1242 550 99 MT-MPLS, MA 29571 1014 67 40 ORANGE-COTE-IVOIRE, CI 36935 882 520 42 Vodafone-, EG 6713 612 1861 34 IAM-AS, MA 15399 499 51 35 WANANCHI-, KE 37342 489 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 10928 3340 593 Uninet S.A. de C.V., MX 9808 9219 8883 47 CHINAMOBILE-CN China Mobile Communicati 16509 7762 10639 2924 AMAZON-02, US 12479 6943 1706 146 UNI2-AS, ES 9121 6120 1692 17 TTNET, TR 7545 5947 787 703 TPG-INTERNET-AP TPG Telecom Limited, AU 39891 4560 269 57 ALJAWWALSTC-AS, SA 11492 4546 301 565 CABLEONE, US 20940 4059 3400 179 AKAMAI-ASN1, NL 7155 3894 265 33 VIASAT-SP-BACKBONE, US 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 9219 9172 CHINAMOBILE-CN China Mobile Communications Grou 12479 6943 6797 UNI2-AS, ES 9121 6120 6103 TTNET, TR 7545 5947 5244 TPG-INTERNET-AP TPG Telecom Limited, AU 16509 7762 4838 AMAZON-02, US 39891 4560 4503 ALJAWWALSTC-AS, SA 11492 4546 3981 CABLEONE, US 20940 4059 3880 AKAMAI-ASN1, NL 7155 3894 3861 VIASAT-SP-BACKBONE, US 8551 3698 3660 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo 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 23.131.185.0/24 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 23.136.112.0/24 Origin: 54835 UNASSIGNED 23.136.112.0/24 Transit: 21559 OSNET, PR 23.139.232.0/24 Origin: 211619 MAXKO, HR 23.139.232.0/24 Transit: 42864 GIGANET-HU GigaNet Internet Service Prov 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 /11:101 /12:297 /13:586 /14:1207 /15:2101 /16:13577 /17:8381 /18:14084 /19:25167 /20:43869 /21:52987 /22:111103 /23:101448 /24:560249 /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 5990 6943 UNI2-AS, ES 9121 5296 6120 TTNET, TR 8151 4914 10928 Uninet S.A. de C.V., MX 39891 3551 4560 ALJAWWALSTC-AS, SA 11492 3453 4546 CABLEONE, US 6327 3328 3520 SHAW, CA 8551 3163 3698 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo 7155 2983 3894 VIASAT-SP-BACKBONE, US 22773 2729 3699 ASN-CXA-ALL-CCI-22773-RDC, US 47331 2444 2824 TTNET, TR Complete listing at https://bgp.nsrc.org/REN/RENU/data-sXXas-nos Number of /24s announced per /8 block (Global) ---------------------------------------------- 1:1625 2:1248 3:168 4:7 5:4341 6:110 7:5 8:1575 9:1 11:172 12:1592 13:371 14:2368 15:282 16:76 17:371 18:412 20:247 21:4 22:188 23:6026 24:2521 25:4 27:2792 29:19 31:2533 32:106 34:8 35:95 36:1854 37:4659 38:3997 39:822 40:154 41:4403 42:1045 43:2334 44:310 45:17673 46:4294 47:381 49:1726 50:1942 51:375 52:1543 54:396 55:835 56:8 57:89 58:1747 59:1111 60:1006 61:2473 62:2695 63:1946 64:5670 65:2341 66:4994 67:3078 68:1393 69:4168 70:1256 71:665 72:3067 74:2620 75:1473 76:595 77:2468 78:4032 79:2946 80:2089 81:1864 82:1490 83:1242 84:1519 85:3782 86:746 87:2021 88:2916 89:3587 90:589 91:7735 92:1989 93:2591 94:3579 95:4873 96:1315 97:345 98:1179 99:741 100:75 101:1293 102:2879 103:30948 104:4629 105:1993 106:850 107:2546 108:925 109:4399 110:2044 111:3271 112:2029 113:1531 114:1615 115:2134 116:1881 117:2482 118:2292 119:1886 120:1715 121:1062 122:2607 123:2183 124:1535 125:2279 128:1330 129:1139 130:987 131:2192 132:857 133:404 134:1898 135:341 136:828 137:932 138:2862 139:1504 140:1028 141:1492 142:1422 143:1523 144:1195 145:354 146:1898 147:1552 148:2291 149:1862 150:868 151:1148 152:1970 153:559 154:3916 155:1415 156:1649 157:1303 158:1049 159:2236 160:2672 161:1436 162:3581 163:1504 164:1672 165:1706 166:821 167:1749 168:4181 169:949 170:4996 171:886 172:3533 173:3084 174:1024 175:1180 176:3699 177:6115 178:3550 179:2594 180:2382 181:3452 182:3238 183:1911 184:2367 185:20164 186:5094 187:4545 188:4210 189:3858 190:9189 191:1861 192:11013 193:8864 194:7249 195:5178 196:3214 197:2757 198:6002 199:6130 200:8103 201:6125 202:10464 203:10218 204:4611 205:3507 206:3878 207:3401 208:4137 209:4859 210:4236 211:2401 212:4124 213:3583 214:1105 215:55 216:6636 217:2746 218:1266 219:415 220:2032 221:962 222:663 223:1982 End of report