IPv4 R&E Routing Table Report 18:35 GMT Wed 28 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: 935452 Prefixes after maximum aggregation (per Origin AS): 347424 Deaggregation factor: 2.69 Unique aggregates announced (without unneeded subnets): 444505 Number of IPv4 prefixes with a valid ROA: 384659 Number of IPv4 prefixes with an invalid ROA: 2762 Number of IPv4 prefixes with no ROA: 548031 Total ASes present in the Internet Routing Table: 74054 Prefixes per ASN: 12.63 Origin-only ASes present in the Internet Routing Table: 63454 Origin ASes announcing only one prefix: 25625 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: 1058 Number of instances of unregistered ASNs: 1069 Number of 32-bit ASNs allocated by the RIRs: 40978 Number of 32-bit ASNs visible in the Routing Table: 33973 Prefixes from 32-bit ASNs in the Routing Table: 172879 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: 524 Number of addresses announced to Internet: 3065901824 Equivalent to 182 /8s, 189 /16s and 243 /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: 323504 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 236554 Total APNIC prefixes after maximum aggregation: 68089 APNIC Deaggregation factor: 3.47 Prefixes being announced from the APNIC address blocks: 231484 Unique aggregates announced from the APNIC address blocks: 97537 APNIC Region origin ASes present in the Internet Routing Table: 13169 APNIC Prefixes per ASN: 17.58 APNIC Region origin ASes announcing only one prefix: 3840 APNIC Region transit ASes present in the Internet Routing Table: 1777 Average APNIC Region AS path length visible: 6.0 Max APNIC Region AS path length visible: 29 Number of APNIC region 32-bit ASNs visible in the Routing Table: 8454 Number of APNIC addresses announced to Internet: 773367296 Equivalent to 46 /8s, 24 /16s and 166 /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: 269404 Total ARIN prefixes after maximum aggregation: 122103 ARIN Deaggregation factor: 2.21 Prefixes being announced from the ARIN address blocks: 270978 Unique aggregates announced from the ARIN address blocks: 129523 ARIN Region origin ASes present in the Internet Routing Table: 19071 ARIN Prefixes per ASN: 14.21 ARIN Region origin ASes announcing only one prefix: 6982 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: 4707 Number of ARIN addresses announced to Internet: 1287962112 Equivalent to 76 /8s, 196 /16s and 190 /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: 267351 Total RIPE prefixes after maximum aggregation: 122297 RIPE Deaggregation factor: 2.19 Prefixes being announced from the RIPE address blocks: 264065 Unique aggregates announced from the RIPE address blocks: 156052 RIPE Region origin ASes present in the Internet Routing Table: 28229 RIPE Prefixes per ASN: 9.35 RIPE Region origin ASes announcing only one prefix: 11991 RIPE Region transit ASes present in the Internet Routing Table: 4001 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: 10971 Number of RIPE addresses announced to Internet: 719697152 Equivalent to 42 /8s, 229 /16s and 181 /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: 128365 Total LACNIC prefixes after maximum aggregation: 28340 LACNIC Deaggregation factor: 4.53 Prefixes being announced from the LACNIC address blocks: 127557 Unique aggregates announced from the LACNIC address blocks: 48935 LACNIC Region origin ASes present in the Internet Routing Table: 11010 LACNIC Prefixes per ASN: 11.59 LACNIC Region origin ASes announcing only one prefix: 2248 LACNIC Region transit ASes present in the Internet Routing Table: 2316 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: 8775 Number of LACNIC addresses announced to Internet: 176079872 Equivalent to 10 /8s, 126 /16s and 196 /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: 32720 Total AfriNIC prefixes after maximum aggregation: 5806 AfriNIC Deaggregation factor: 5.64 Prefixes being announced from the AfriNIC address blocks: 40844 Unique aggregates announced from the AfriNIC address blocks: 12033 AfriNIC Region origin ASes present in the Internet Routing Table: 1731 AfriNIC Prefixes per ASN: 23.60 AfriNIC Region origin ASes announcing only one prefix: 564 AfriNIC Region transit ASes present in the Internet Routing Table: 327 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: 108496896 Equivalent to 6 /8s, 119 /16s and 136 /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 9221 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 2686 499 240 BBIL-AP BHARTI Airtel Ltd., IN 24560 2348 848 437 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 7747 10636 2932 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 3471 1797 2511 AKAMAI-AS, US 749 3025 50577 2292 DNIC-AS-00749, US 7018 2621 24132 1592 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 6960 1706 146 UNI2-AS, ES 9121 6119 1692 17 TTNET, TR 39891 4560 269 57 ALJAWWALSTC-AS, SA 20940 4064 3400 181 AKAMAI-ASN1, NL 8551 3698 374 38 BEZEQ-INTERNATIONAL-AS Bezeqint Interne 12389 2915 2290 907 ROSTELECOM-AS, RU 47331 2826 413 2130 TTNET, TR 9009 2652 252 1359 M247, RO 34984 2255 358 611 TELLCOM-AS, TR 6849 2241 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 10923 3340 595 Uninet S.A. de C.V., MX 10620 3462 507 849 Telmex Colombia S.A., CO 11830 2261 369 64 Instituto Costarricense de Electricidad 13999 2194 358 587 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 1131 186 468 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 1516 537 32 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 1863 34 IAM-AS, MA 15399 498 51 35 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 10923 3340 595 Uninet S.A. de C.V., MX 9808 9221 8883 47 CHINAMOBILE-CN China Mobile Communicati 16509 7747 10636 2932 AMAZON-02, US 12479 6960 1706 146 UNI2-AS, ES 9121 6119 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 4064 3400 181 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 9221 9174 CHINAMOBILE-CN China Mobile Communications Grou 12479 6960 6814 UNI2-AS, ES 9121 6119 6102 TTNET, TR 7545 5947 5244 TPG-INTERNET-AP TPG Telecom Limited, AU 16509 7747 4815 AMAZON-02, US 39891 4560 4503 ALJAWWALSTC-AS, SA 11492 4546 3981 CABLEONE, US 20940 4064 3883 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 23.131.190.0/24 Origin: 7018 ATT-INTERNET4, US 23.131.190.0/24 Transit: 174 COGENT-174, US 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 /11:101 /12:297 /13:586 /14:1207 /15:2101 /16:13578 /17:8382 /18:14079 /19:25167 /20:43874 /21:53011 /22:111124 /23:101467 /24:560411 /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 6007 6960 UNI2-AS, ES 9121 5295 6119 TTNET, TR 8151 4909 10923 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 2446 2826 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 5:4335 6:110 7:5 8:1573 9:1 11:172 12:1596 13:370 14:2364 15:282 16:76 17:371 18:409 20:247 21:4 22:188 23:6026 24:2521 25:4 27:2792 29:19 31:2530 32:106 34:8 35:95 36:1854 37:4664 38:3994 39:821 40:154 41:4400 42:1045 43:2329 44:310 45:17692 46:4295 47:381 49:1720 50:1944 51:375 52:1543 54:396 55:735 56:8 57:89 58:1747 59:1110 60:1008 61:2475 62:2699 63:1946 64:5669 65:2342 66:4989 67:3076 68:1395 69:4171 70:1256 71:665 72:3069 74:2619 75:1473 76:595 77:2472 78:4037 79:2945 80:2089 81:1860 82:1492 83:1245 84:1515 85:3785 86:745 87:2024 88:2917 89:3584 90:593 91:7741 92:1993 93:2590 94:3576 95:4873 96:1315 97:345 98:1180 99:741 100:75 101:1295 102:2892 103:30910 104:4625 105:1993 106:849 107:2547 108:925 109:4404 110:2044 111:3266 112:2029 113:1532 114:1613 115:2134 116:1881 117:2490 118:2292 119:1887 120:1715 121:1063 122:2606 123:2183 124:1528 125:2280 128:1329 129:1139 130:988 131:2196 132:860 133:404 134:1898 135:341 136:887 137:935 138:2861 139:1503 140:1029 141:1492 142:1421 143:1533 144:1195 145:353 146:1902 147:1553 148:2289 149:1859 150:875 151:1147 152:1972 153:559 154:3907 155:1416 156:1648 157:1302 158:1049 159:2234 160:2678 161:1434 162:3583 163:1506 164:1735 165:1705 166:821 167:1752 168:4188 169:950 170:4987 171:887 172:3529 173:3084 174:1026 175:1179 176:3689 177:6121 178:3546 179:2599 180:2382 181:3454 182:3242 183:1911 184:2366 185:20172 186:5076 187:4552 188:4226 189:3894 190:9169 191:1865 192:11016 193:8871 194:7246 195:5182 196:3213 197:2764 198:6002 199:6128 200:8154 201:6131 202:10464 203:10214 204:4612 205:3523 206:3876 207:3396 208:4136 209:4859 210:4233 211:2402 212:4137 213:3582 214:1104 215:55 216:6643 217:2746 218:1266 219:415 220:2032 221:961 222:663 223:1981 End of report