IPv4 R&E Routing Table Report 18:35 GMT Wed 16 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: 932314 Prefixes after maximum aggregation (per Origin AS): 345764 Deaggregation factor: 2.70 Unique aggregates announced (without unneeded subnets): 442753 Number of IPv4 prefixes with a valid ROA: 379736 Number of IPv4 prefixes with an invalid ROA: 2765 Number of IPv4 prefixes with no ROA: 549813 Total ASes present in the Internet Routing Table: 73850 Prefixes per ASN: 12.62 Origin-only ASes present in the Internet Routing Table: 63334 Origin ASes announcing only one prefix: 25557 Transit ASes present in the Internet Routing Table: 10516 Transit-only ASes present in the Internet Routing Table: 426 Paths with bogon ASNs present in the IPv4 Routing Table: 132 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: 1101 Number of instances of unregistered ASNs: 1105 Number of 32-bit ASNs allocated by the RIRs: 40626 Number of 32-bit ASNs visible in the Routing Table: 33710 Prefixes from 32-bit ASNs in the Routing Table: 170493 Number of bogon 32-bit ASNs visible in the Routing Table: 61 Special use prefixes present in the Routing Table: 2 Prefixes being announced from unallocated address space: 512 Number of addresses announced to Internet: 3064439552 Equivalent to 182 /8s, 167 /16s and 163 /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: 322012 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 236122 Total APNIC prefixes after maximum aggregation: 67706 APNIC Deaggregation factor: 3.49 Prefixes being announced from the APNIC address blocks: 230973 Unique aggregates announced from the APNIC address blocks: 97045 APNIC Region origin ASes present in the Internet Routing Table: 13040 APNIC Prefixes per ASN: 17.71 APNIC Region origin ASes announcing only one prefix: 3769 APNIC Region transit ASes present in the Internet Routing Table: 1752 Average APNIC Region AS path length visible: 6.0 Max APNIC Region AS path length visible: 28 Number of APNIC region 32-bit ASNs visible in the Routing Table: 8315 Number of APNIC addresses announced to Internet: 773158912 Equivalent to 46 /8s, 21 /16s and 120 /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: 269172 Total ARIN prefixes after maximum aggregation: 121903 ARIN Deaggregation factor: 2.21 Prefixes being announced from the ARIN address blocks: 270752 Unique aggregates announced from the ARIN address blocks: 129237 ARIN Region origin ASes present in the Internet Routing Table: 19094 ARIN Prefixes per ASN: 14.18 ARIN Region origin ASes announcing only one prefix: 6991 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: 4683 Number of ARIN addresses announced to Internet: 1290032896 Equivalent to 76 /8s, 228 /16s and 87 /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: 265973 Total RIPE prefixes after maximum aggregation: 121390 RIPE Deaggregation factor: 2.19 Prefixes being announced from the RIPE address blocks: 262592 Unique aggregates announced from the RIPE address blocks: 155194 RIPE Region origin ASes present in the Internet Routing Table: 28160 RIPE Prefixes per ASN: 9.32 RIPE Region origin ASes announcing only one prefix: 11962 RIPE Region transit ASes present in the Internet Routing Table: 3994 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: 10901 Number of RIPE addresses announced to Internet: 716487936 Equivalent to 42 /8s, 180 /16s and 189 /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: 127332 Total LACNIC prefixes after maximum aggregation: 28207 LACNIC Deaggregation factor: 4.51 Prefixes being announced from the LACNIC address blocks: 126673 Unique aggregates announced from the LACNIC address blocks: 48884 LACNIC Region origin ASes present in the Internet Routing Table: 11000 LACNIC Prefixes per ASN: 11.52 LACNIC Region origin ASes announcing only one prefix: 2275 LACNIC Region transit ASes present in the Internet Routing Table: 2277 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: 8763 Number of LACNIC addresses announced to Internet: 175953664 Equivalent to 10 /8s, 124 /16s and 215 /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: 32614 Total AfriNIC prefixes after maximum aggregation: 5746 AfriNIC Deaggregation factor: 5.68 Prefixes being announced from the AfriNIC address blocks: 40812 Unique aggregates announced from the AfriNIC address blocks: 11965 AfriNIC Region origin ASes present in the Internet Routing Table: 1724 AfriNIC Prefixes per ASN: 23.67 AfriNIC Region origin ASes announcing only one prefix: 560 AfriNIC Region transit ASes present in the Internet Routing Table: 324 Average AfriNIC Region AS path length visible: 4.9 Max AfriNIC Region AS path length visible: 59 Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1048 Number of AfriNIC addresses announced to Internet: 108520704 Equivalent to 6 /8s, 119 /16s and 229 /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 9119 8883 47 CHINAMOBILE-CN China Mobile Communicati 7545 5944 786 696 TPG-INTERNET-AP TPG Telecom Limited, AU 7552 3613 1330 20 VIETEL-AS-AP Viettel Group, VN 7713 3526 1043 63 TELKOMNET-AS-AP PT Telekomunikasi Indon 45899 3483 1877 66 VNPT-AS-VN VNPT Corp, VN 9498 2538 499 239 BBIL-AP BHARTI Airtel Ltd., IN 4766 2290 11250 593 KIXS-AS-KR Korea Telecom, KR 24560 2288 849 419 AIRTELBROADBAND-AS-AP Bharti Airtel Ltd 45090 2196 1438 79 TENCENT-NET-AP Shenzhen Tencent Compute 4755 2160 440 214 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 7594 10612 2916 AMAZON-02, US 11492 4601 305 507 CABLEONE, US 7155 3894 265 32 VIASAT-SP-BACKBONE, US 22773 3749 3063 341 ASN-CXA-ALL-CCI-22773-RDC, US 16625 3589 1876 2570 AKAMAI-AS, US 6327 3525 1320 63 SHAW, CA 749 3064 50657 2331 DNIC-AS-00749, US 7018 2609 24060 1562 ATT-INTERNET4, US 30036 2599 372 286 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 6943 1730 144 UNI2-AS, ES 9121 6709 1692 17 TTNET, TR 20940 4126 3400 180 AKAMAI-ASN1, NL 39891 4010 234 47 ALJAWWALSTC-AS, SA 8551 3988 374 38 BEZEQ-INTERNATIONAL-AS Bezeqint Interne 12389 2927 2290 912 ROSTELECOM-AS, RU 9009 2644 253 1358 M247, RO 6849 2381 339 20 UKRTELNET, UA 34984 2239 357 615 TELLCOM-AS, TR 47331 2205 338 1672 TTNET, TR 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 10834 3346 599 Uninet S.A. de C.V., MX 10620 3466 508 842 Telmex Colombia S.A., CO 11830 2299 369 64 Instituto Costarricense de Electricidad 13999 2115 344 552 Mega Cable, S.A. de C.V., MX 28573 1332 2328 260 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 11664 1112 182 475 Techtel LMDS Comunicaciones Interactiva 6147 1087 369 22 Telefonica del Peru S.A.A., PE 26615 992 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 24863 1573 393 21 LINKdotNET-AS, EG 24835 1514 495 28 RAYA-AS, EG 36992 1355 1520 270 ETISALAT-MISR, EG 36903 1242 550 99 MT-MPLS, MA 29571 1009 67 42 ORANGE-COTE-IVOIRE, CI 36935 657 520 42 Vodafone-, EG 6713 613 1863 34 IAM-AS, MA 15399 504 51 34 WANANCHI-, KE 37342 494 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 10834 3346 599 Uninet S.A. de C.V., MX 9808 9119 8883 47 CHINAMOBILE-CN China Mobile Communicati 16509 7594 10612 2916 AMAZON-02, US 12479 6943 1730 144 UNI2-AS, ES 9121 6709 1692 17 TTNET, TR 7545 5944 786 696 TPG-INTERNET-AP TPG Telecom Limited, AU 11492 4601 305 507 CABLEONE, US 20940 4126 3400 180 AKAMAI-ASN1, NL 39891 4010 234 47 ALJAWWALSTC-AS, SA 8551 3988 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 9119 9072 CHINAMOBILE-CN China Mobile Communications Grou 12479 6943 6799 UNI2-AS, ES 9121 6709 6692 TTNET, TR 7545 5944 5248 TPG-INTERNET-AP TPG Telecom Limited, AU 16509 7594 4678 AMAZON-02, US 11492 4601 4094 CABLEONE, US 39891 4010 3963 ALJAWWALSTC-AS, SA 8551 3988 3950 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo 20940 4126 3946 AKAMAI-ASN1, NL 7155 3894 3862 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 23.136.112.0/24 Origin: 54835 UNASSIGNED 23.136.112.0/24 Transit: 21559 OSNET, PR 23.140.216.0/24 Origin: 27176 DATAWAGON, US 23.140.216.0/24 Transit: 20278 NEXEON, US 23.141.0.0/24 Origin: 395350 UNASSIGNED 23.141.0.0/24 Transit: 11426 TWC-11426-CAROLINAS, US 23.181.240.0/24 Origin: 399613 UNASSIGNED 23.181.240.0/24 Transit: 11992 CENTENNIAL-, PR 27.100.7.0/24 Origin: 56096 UNASSIGNED 27.100.7.0/24 Transit: 45455 TH-2S1N-AP Two S One N Co Ltd, Internet 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 /15:2104 /16:13604 /17:8410 /18:14146 /19:25210 /20:44021 /21:53010 /22:111025 /23:101153 /24:557378 /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 5969 6943 UNI2-AS, ES 9121 5865 6709 TTNET, TR 8151 4785 10834 Uninet S.A. de C.V., MX 11492 3507 4601 CABLEONE, US 8551 3452 3988 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo 6327 3333 3525 SHAW, CA 39891 3193 4010 ALJAWWALSTC-AS, SA 7155 2983 3894 VIASAT-SP-BACKBONE, US 22773 2769 3749 ASN-CXA-ALL-CCI-22773-RDC, US 30036 2255 2599 MEDIACOM-ENTERPRISE-BUSINESS, US Complete listing at https://bgp.nsrc.org/REN/RENU/data-sXXas-nos Number of /24s announced per /8 block (Global) ---------------------------------------------- 1:1868 2:1042 3:166 4:7 5:4227 6:118 7:5 8:1584 9:1 11:173 12:1615 13:357 14:2373 15:288 16:72 17:361 18:384 20:243 21:4 22:188 23:6034 24:2518 25:6 27:2784 29:19 31:2505 32:95 34:8 35:94 36:1826 37:4561 38:3769 39:773 40:154 41:4434 42:1177 43:2271 44:305 45:17516 46:4190 47:377 49:1727 50:1939 51:245 52:1503 54:396 55:846 56:8 57:87 58:1795 59:1111 60:1007 61:2461 62:2678 63:1963 64:5666 65:2347 66:4920 67:3042 68:1411 69:4195 70:1289 71:689 72:3066 74:2689 75:1484 76:598 77:2360 78:4035 79:3158 80:2058 81:1849 82:1505 83:1218 84:1503 85:3783 86:732 87:2018 88:2844 89:3508 90:562 91:7699 92:2041 93:2581 94:3598 95:4861 96:1339 97:349 98:1175 99:740 100:69 101:1312 102:2783 103:30532 104:4551 105:1986 106:824 107:2543 108:930 109:4364 110:2008 111:3274 112:2056 113:1533 114:1614 115:2130 116:1890 117:2494 118:2332 119:1855 120:1689 121:1069 122:2599 123:2160 124:1529 125:2153 128:1304 129:1041 130:986 131:2231 132:861 133:401 134:1918 135:336 136:881 137:928 138:2807 139:1518 140:1100 141:1490 142:1427 143:1488 144:1204 145:351 146:1896 147:1524 148:2263 149:1835 150:879 151:1146 152:1965 153:538 154:3907 155:1428 156:1633 157:1299 158:1042 159:2215 160:2671 161:1425 162:3538 163:1476 164:1732 165:1685 166:834 167:1730 168:4162 169:935 170:4947 171:852 172:3528 173:3130 174:1033 175:1189 176:3654 177:5970 178:3555 179:2601 180:2356 181:3403 182:3207 183:1917 184:2357 185:20087 186:5032 187:4511 188:4155 189:3820 190:9181 191:1784 192:11041 193:8791 194:7254 195:5191 196:3233 197:2850 198:6015 199:6117 200:7995 201:6083 202:10418 203:10263 204:4606 205:3488 206:3868 207:3398 208:4134 209:4838 210:4230 211:2361 212:4088 213:3560 214:1101 215:57 216:6587 217:2719 218:1268 219:414 220:2051 221:950 222:666 223:1995 End of report