IPv4 R&E Routing Table Report 18:35 GMT Tue 31 Jan, 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: 934078 Prefixes after maximum aggregation (per Origin AS): 347408 Deaggregation factor: 2.69 Unique aggregates announced (without unneeded subnets): 445069 Number of IPv4 prefixes with a valid ROA: 389270 Number of IPv4 prefixes with an invalid ROA: 1199 Number of IPv4 prefixes with no ROA: 543609 Total ASes present in the Internet Routing Table: 74131 Prefixes per ASN: 12.60 Origin-only ASes present in the Internet Routing Table: 63542 Origin ASes announcing only one prefix: 25692 Transit ASes present in the Internet Routing Table: 10589 Transit-only ASes present in the Internet Routing Table: 444 Paths with bogon ASNs present in the IPv4 Routing Table: 128 Average AS path length visible in the Internet Routing Table: 5.7 Max AS path length visible: 164 Max AS path prepend of ASN ( 51156) 160 Prefixes from unregistered ASNs in the Routing Table: 1001 Number of instances of unregistered ASNs: 1012 Number of 32-bit ASNs allocated by the RIRs: 41157 Number of 32-bit ASNs visible in the Routing Table: 34114 Prefixes from 32-bit ASNs in the Routing Table: 173674 Number of bogon 32-bit ASNs visible in the Routing Table: 78 Special use prefixes present in the Routing Table: 1 Prefixes being announced from unallocated address space: 536 Number of addresses announced to Internet: 3063475200 Equivalent to 182 /8s, 152 /16s and 236 /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: 322217 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 236349 Total APNIC prefixes after maximum aggregation: 68135 APNIC Deaggregation factor: 3.47 Prefixes being announced from the APNIC address blocks: 231411 Unique aggregates announced from the APNIC address blocks: 97602 APNIC Region origin ASes present in the Internet Routing Table: 13226 APNIC Prefixes per ASN: 17.50 APNIC Region origin ASes announcing only one prefix: 3846 APNIC Region transit ASes present in the Internet Routing Table: 1771 Average APNIC Region AS path length visible: 6.0 Max APNIC Region AS path length visible: 31 Number of APNIC region 32-bit ASNs visible in the Routing Table: 8523 Number of APNIC addresses announced to Internet: 773285632 Equivalent to 46 /8s, 23 /16s and 103 /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: 269053 Total ARIN prefixes after maximum aggregation: 121757 ARIN Deaggregation factor: 2.21 Prefixes being announced from the ARIN address blocks: 271129 Unique aggregates announced from the ARIN address blocks: 129991 ARIN Region origin ASes present in the Internet Routing Table: 19082 ARIN Prefixes per ASN: 14.21 ARIN Region origin ASes announcing only one prefix: 6994 ARIN Region transit ASes present in the Internet Routing Table: 1971 Average ARIN Region AS path length visible: 5.3 Max ARIN Region AS path length visible: 37 Number of ARIN region 32-bit ASNs visible in the Routing Table: 4731 Number of ARIN addresses announced to Internet: 1286521344 Equivalent to 76 /8s, 174 /16s and 194 /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: 267947 Total RIPE prefixes after maximum aggregation: 122674 RIPE Deaggregation factor: 2.18 Prefixes being announced from the RIPE address blocks: 264235 Unique aggregates announced from the RIPE address blocks: 155930 RIPE Region origin ASes present in the Internet Routing Table: 28256 RIPE Prefixes per ASN: 9.35 RIPE Region origin ASes announcing only one prefix: 12011 RIPE Region transit ASes present in the Internet Routing Table: 4008 Average RIPE Region AS path length visible: 5.5 Max RIPE Region AS path length visible: 164 Number of RIPE region 32-bit ASNs visible in the Routing Table: 11011 Number of RIPE addresses announced to Internet: 718717696 Equivalent to 42 /8s, 214 /16s and 195 /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: 128350 Total LACNIC prefixes after maximum aggregation: 28291 LACNIC Deaggregation factor: 4.54 Prefixes being announced from the LACNIC address blocks: 127394 Unique aggregates announced from the LACNIC address blocks: 49092 LACNIC Region origin ASes present in the Internet Routing Table: 11002 LACNIC Prefixes per ASN: 11.58 LACNIC Region origin ASes announcing only one prefix: 2275 LACNIC Region transit ASes present in the Internet Routing Table: 2308 Average LACNIC Region AS path length visible: 6.3 Max LACNIC Region AS path length visible: 56 Number of LACNIC region 32-bit ASNs visible in the Routing Table: 8776 Number of LACNIC addresses announced to Internet: 176194560 Equivalent to 10 /8s, 128 /16s and 132 /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: 31378 Total AfriNIC prefixes after maximum aggregation: 5793 AfriNIC Deaggregation factor: 5.42 Prefixes being announced from the AfriNIC address blocks: 39373 Unique aggregates announced from the AfriNIC address blocks: 12019 AfriNIC Region origin ASes present in the Internet Routing Table: 1732 AfriNIC Prefixes per ASN: 22.73 AfriNIC Region origin ASes announcing only one prefix: 566 AfriNIC Region transit ASes present in the Internet Routing Table: 326 Average AfriNIC Region AS path length visible: 5.2 Max AfriNIC Region AS path length visible: 66 Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1073 Number of AfriNIC addresses announced to Internet: 108431104 Equivalent to 6 /8s, 118 /16s and 135 /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 9439 8883 47 CHINAMOBILE-CN China Mobile Communicati 7545 5885 787 704 TPG-INTERNET-AP TPG Telecom Limited, AU 7552 3634 1331 21 VIETEL-AS-AP Viettel Group, VN 45899 3459 1872 94 VNPT-AS-VN VNPT Corp, VN 7713 3392 1043 63 TELKOMNET-AS-AP PT Telekomunikasi Indon 9498 2722 499 240 BBIL-AP BHARTI Airtel Ltd., IN 24560 2362 848 440 AIRTELBROADBAND-AS-AP Bharti Airtel Ltd 4766 2285 11250 587 KIXS-AS-KR Korea Telecom, KR 45090 2165 1438 79 TENCENT-NET-AP Shenzhen Tencent Compute 4755 2140 439 211 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 7873 10715 2906 AMAZON-02, US 11492 4531 300 601 CABLEONE, US 7155 3895 265 33 VIASAT-SP-BACKBONE, US 22773 3684 3049 318 ASN-CXA-ALL-CCI-22773-RDC, US 6327 3500 1320 63 SHAW, CA 16625 3445 1760 2500 AKAMAI-AS, US 749 3023 50575 2290 DNIC-AS-00749, US 7018 2591 24128 1573 ATT-INTERNET4, US 396982 2589 3496 365 GOOGLE-CLOUD-PLATFORM, US 30036 2556 366 395 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 6980 1706 146 UNI2-AS, ES 9121 6104 1692 17 TTNET, TR 39891 4561 269 58 ALJAWWALSTC-AS, SA 20940 4054 3399 175 AKAMAI-ASN1, NL 8551 3894 370 37 BEZEQ-INTERNATIONAL-AS Bezeqint Interne 12389 2884 2290 908 ROSTELECOM-AS, RU 47331 2788 410 2095 TTNET, TR 9009 2715 257 1379 M247, RO 34984 2258 358 609 TELLCOM-AS, TR 6849 2253 339 19 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 11080 3342 581 Uninet S.A. de C.V., MX 10620 3474 507 856 Telmex Colombia S.A., CO 11830 2261 369 64 Instituto Costarricense de Electricidad 13999 2229 368 599 Mega Cable, S.A. de C.V., MX 28573 1350 2328 256 Claro NXT Telecomunicacoes Ltda, BR 6503 1298 339 518 Axtel, S.A.B. de C.V., MX 3816 1290 742 155 COLOMBIA TELECOMUNICACIONES S.A. ESP, C 6147 1149 369 22 Telefonica del Peru S.A.A., PE 11664 1102 181 461 Techtel LMDS Comunicaciones Interactiva 26615 1017 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 24835 1538 533 30 RAYA-AS, EG 24863 1501 393 21 LINKdotNET-AS, EG 36992 1347 1517 277 ETISALAT-MISR, EG 36903 1242 550 99 MT-MPLS, MA 29571 1008 67 47 ORANGE-COTE-IVOIRE, CI 36935 884 520 42 Vodafone-, EG 37457 838 325 49 Telkom-Internet, ZA 6713 553 1861 34 IAM-AS, MA 15399 522 53 42 WANANCHI-, KE 36914 496 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 11080 3342 581 Uninet S.A. de C.V., MX 9808 9439 8883 47 CHINAMOBILE-CN China Mobile Communicati 16509 7873 10715 2906 AMAZON-02, US 12479 6980 1706 146 UNI2-AS, ES 9121 6104 1692 17 TTNET, TR 7545 5885 787 704 TPG-INTERNET-AP TPG Telecom Limited, AU 39891 4561 269 58 ALJAWWALSTC-AS, SA 11492 4531 300 601 CABLEONE, US 20940 4054 3399 175 AKAMAI-ASN1, NL 7155 3895 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 9439 9392 CHINAMOBILE-CN China Mobile Communications Grou 12479 6980 6834 UNI2-AS, ES 9121 6104 6087 TTNET, TR 7545 5885 5181 TPG-INTERNET-AP TPG Telecom Limited, AU 16509 7873 4967 AMAZON-02, US 39891 4561 4503 ALJAWWALSTC-AS, SA 11492 4531 3930 CABLEONE, US 20940 4054 3879 AKAMAI-ASN1, NL 7155 3895 3862 VIASAT-SP-BACKBONE, US 8551 3894 3857 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 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: 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: 174 COGENT-174, US 23.131.188.0/24 Transit: 36944 UBUNTU-UNICAST-AS, MW 23.136.112.0/24 Origin: 54835 UNASSIGNED 23.136.112.0/24 Transit: 21559 OSNET, PR 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 /12:295 /13:578 /14:1208 /15:2101 /16:13559 /17:8360 /18:14092 /19:25213 /20:43899 /21:52933 /22:110948 /23:101583 /24:559141 /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 6042 6980 UNI2-AS, ES 9121 5284 6104 TTNET, TR 8151 5091 11080 Uninet S.A. de C.V., MX 39891 3552 4561 ALJAWWALSTC-AS, SA 11492 3446 4531 CABLEONE, US 8551 3366 3894 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo 6327 3308 3500 SHAW, CA 7155 2984 3895 VIASAT-SP-BACKBONE, US 22773 2718 3684 ASN-CXA-ALL-CCI-22773-RDC, US 47331 2408 2788 TTNET, TR Complete listing at https://bgp.nsrc.org/REN/RENU/data-sXXas-nos Number of /24s announced per /8 block (Global) ---------------------------------------------- 1:1631 2:1230 3:168 4:7 5:4362 6:113 7:5 8:1555 9:1 11:172 12:1588 13:377 14:2346 15:290 16:79 17:365 18:392 20:247 21:4 22:188 23:6061 24:2557 25:4 27:2724 29:19 31:2531 32:106 34:9 35:106 36:1899 37:4640 38:4127 39:837 40:154 41:4381 42:1046 43:2344 44:305 45:17574 46:4230 47:380 49:1737 50:1848 51:381 52:1553 54:395 55:857 56:8 57:88 58:1744 59:1109 60:1000 61:2467 62:2707 63:1942 64:5690 65:2332 66:4994 67:3077 68:1377 69:4169 70:1253 71:667 72:3042 74:2616 75:1465 76:598 77:2500 78:4004 79:3174 80:2090 81:1879 82:1487 83:1249 84:1502 85:3798 86:750 87:2043 88:2922 89:3587 90:595 91:7748 92:2009 93:2606 94:3564 95:4888 96:1327 97:346 98:1164 99:740 100:75 101:1300 102:2815 103:31012 104:4616 105:898 106:831 107:2522 108:925 109:4399 110:2075 111:3291 112:2043 113:1514 114:1621 115:2086 116:1883 117:2564 118:2290 119:1909 120:1740 121:1064 122:2613 123:2181 124:1556 125:2286 128:1330 129:1062 130:994 131:2171 132:854 133:406 134:1913 135:340 136:867 137:941 138:2868 139:1547 140:1171 141:1472 142:1426 143:1573 144:1203 145:352 146:1891 147:1565 148:2299 149:1896 150:876 151:1142 152:1954 153:562 154:3980 155:1410 156:1673 157:1300 158:1017 159:2263 160:2626 161:1468 162:3548 163:1497 164:1644 165:1710 166:834 167:1753 168:4133 169:943 170:5009 171:881 172:3526 173:2982 174:1024 175:1182 176:3730 177:6007 178:3573 179:2585 180:2377 181:3440 182:3244 183:1917 184:2344 185:20141 186:5150 187:4546 188:4187 189:3961 190:9223 191:1815 192:10995 193:8840 194:7290 195:5199 196:3126 197:2740 198:5969 199:6125 200:8026 201:6091 202:10434 203:10185 204:4600 205:3518 206:3913 207:3410 208:4101 209:4834 210:4241 211:2404 212:4144 213:3587 214:1096 215:56 216:6666 217:2738 218:1272 219:406 220:1774 221:971 222:665 223:2056 End of report