IPv4 R&E Routing Table Report 18:35 GMT Wed 11 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: 933206 Prefixes after maximum aggregation (per Origin AS): 347314 Deaggregation factor: 2.69 Unique aggregates announced (without unneeded subnets): 444835 Number of IPv4 prefixes with a valid ROA: 386783 Number of IPv4 prefixes with an invalid ROA: 1223 Number of IPv4 prefixes with no ROA: 545200 Total ASes present in the Internet Routing Table: 74092 Prefixes per ASN: 12.60 Origin-only ASes present in the Internet Routing Table: 63495 Origin ASes announcing only one prefix: 25677 Transit ASes present in the Internet Routing Table: 10597 Transit-only ASes present in the Internet Routing Table: 435 Paths with bogon ASNs present in the IPv4 Routing Table: 129 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: 1052 Number of instances of unregistered ASNs: 1063 Number of 32-bit ASNs allocated by the RIRs: 41024 Number of 32-bit ASNs visible in the Routing Table: 34028 Prefixes from 32-bit ASNs in the Routing Table: 173139 Number of bogon 32-bit ASNs visible in the Routing Table: 75 Special use prefixes present in the Routing Table: 1 Prefixes being announced from unallocated address space: 522 Number of addresses announced to Internet: 3063737088 Equivalent to 182 /8s, 156 /16s and 235 /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: 322133 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 235923 Total APNIC prefixes after maximum aggregation: 68152 APNIC Deaggregation factor: 3.46 Prefixes being announced from the APNIC address blocks: 231033 Unique aggregates announced from the APNIC address blocks: 97626 APNIC Region origin ASes present in the Internet Routing Table: 13193 APNIC Prefixes per ASN: 17.51 APNIC Region origin ASes announcing only one prefix: 3832 APNIC Region transit ASes present in the Internet Routing Table: 1781 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: 8483 Number of APNIC addresses announced to Internet: 773410048 Equivalent to 46 /8s, 25 /16s and 77 /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: 269332 Total ARIN prefixes after maximum aggregation: 122004 ARIN Deaggregation factor: 2.21 Prefixes being announced from the ARIN address blocks: 270895 Unique aggregates announced from the ARIN address blocks: 129681 ARIN Region origin ASes present in the Internet Routing Table: 19088 ARIN Prefixes per ASN: 14.19 ARIN Region origin ASes announcing only one prefix: 7002 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: 4724 Number of ARIN addresses announced to Internet: 1286080256 Equivalent to 76 /8s, 168 /16s and 7 /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: 267546 Total RIPE prefixes after maximum aggregation: 122354 RIPE Deaggregation factor: 2.19 Prefixes being announced from the RIPE address blocks: 264121 Unique aggregates announced from the RIPE address blocks: 156071 RIPE Region origin ASes present in the Internet Routing Table: 28247 RIPE Prefixes per ASN: 9.35 RIPE Region origin ASes announcing only one prefix: 12010 RIPE Region transit ASes present in the Internet Routing Table: 4006 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: 10995 Number of RIPE addresses announced to Internet: 719363328 Equivalent to 42 /8s, 224 /16s and 157 /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: 128218 Total LACNIC prefixes after maximum aggregation: 28251 LACNIC Deaggregation factor: 4.54 Prefixes being announced from the LACNIC address blocks: 127373 Unique aggregates announced from the LACNIC address blocks: 48909 LACNIC Region origin ASes present in the Internet Routing Table: 10995 LACNIC Prefixes per ASN: 11.58 LACNIC Region origin ASes announcing only one prefix: 2268 LACNIC Region transit ASes present in the Internet Routing Table: 2301 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: 8763 Number of LACNIC addresses announced to Internet: 176021504 Equivalent to 10 /8s, 125 /16s and 224 /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: 31135 Total AfriNIC prefixes after maximum aggregation: 5764 AfriNIC Deaggregation factor: 5.40 Prefixes being announced from the AfriNIC address blocks: 39262 Unique aggregates announced from the AfriNIC address blocks: 12120 AfriNIC Region origin ASes present in the Internet Routing Table: 1724 AfriNIC Prefixes per ASN: 22.77 AfriNIC Region origin ASes announcing only one prefix: 565 AfriNIC Region transit ASes present in the Internet Routing Table: 321 Average AfriNIC Region AS path length visible: 5.2 Max AfriNIC Region AS path length visible: 59 Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1063 Number of AfriNIC addresses announced to Internet: 108565248 Equivalent to 6 /8s, 120 /16s and 147 /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 9246 8883 47 CHINAMOBILE-CN China Mobile Communicati 7545 5937 786 700 TPG-INTERNET-AP TPG Telecom Limited, AU 7552 3628 1331 21 VIETEL-AS-AP Viettel Group, VN 45899 3455 1874 95 VNPT-AS-VN VNPT Corp, VN 7713 3390 1043 63 TELKOMNET-AS-AP PT Telekomunikasi Indon 9498 2702 499 239 BBIL-AP BHARTI Airtel Ltd., IN 24560 2359 849 436 AIRTELBROADBAND-AS-AP Bharti Airtel Ltd 4766 2283 11250 588 KIXS-AS-KR Korea Telecom, KR 45090 2161 1438 79 TENCENT-NET-AP Shenzhen Tencent Compute 4755 2142 439 212 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 7770 10703 2915 AMAZON-02, US 11492 4548 301 566 CABLEONE, US 7155 3895 265 33 VIASAT-SP-BACKBONE, US 22773 3696 3063 323 ASN-CXA-ALL-CCI-22773-RDC, US 6327 3522 1320 63 SHAW, CA 16625 3473 1794 2517 AKAMAI-AS, US 749 3024 50575 2291 DNIC-AS-00749, US 7018 2620 24133 1588 ATT-INTERNET4, US 396982 2573 3493 368 GOOGLE-CLOUD-PLATFORM, US 30036 2569 369 373 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 6966 1706 146 UNI2-AS, ES 9121 6113 1692 17 TTNET, TR 39891 4556 268 59 ALJAWWALSTC-AS, SA 20940 4062 3400 177 AKAMAI-ASN1, NL 8551 3910 374 38 BEZEQ-INTERNATIONAL-AS Bezeqint Interne 12389 2884 2290 908 ROSTELECOM-AS, RU 47331 2807 412 2114 TTNET, TR 9009 2651 252 1355 M247, RO 34984 2254 358 610 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 10977 3338 589 Uninet S.A. de C.V., MX 10620 3469 507 852 Telmex Colombia S.A., CO 11830 2262 369 64 Instituto Costarricense de Electricidad 13999 2197 361 591 Mega Cable, S.A. de C.V., MX 28573 1340 2327 257 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 1151 370 22 Telefonica del Peru S.A.A., PE 11664 1136 186 465 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 24835 1538 533 30 RAYA-AS, EG 24863 1470 393 21 LINKdotNET-AS, EG 36992 1327 1517 275 ETISALAT-MISR, EG 36903 1241 550 98 MT-MPLS, MA 29571 1014 67 43 ORANGE-COTE-IVOIRE, CI 36935 884 520 42 Vodafone-, EG 37457 837 325 49 Telkom-Internet, ZA 6713 611 1861 34 IAM-AS, MA 15399 501 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 10977 3338 589 Uninet S.A. de C.V., MX 9808 9246 8883 47 CHINAMOBILE-CN China Mobile Communicati 16509 7770 10703 2915 AMAZON-02, US 12479 6966 1706 146 UNI2-AS, ES 9121 6113 1692 17 TTNET, TR 7545 5937 786 700 TPG-INTERNET-AP TPG Telecom Limited, AU 39891 4556 268 59 ALJAWWALSTC-AS, SA 11492 4548 301 566 CABLEONE, US 20940 4062 3400 177 AKAMAI-ASN1, NL 8551 3910 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 9246 9199 CHINAMOBILE-CN China Mobile Communications Grou 12479 6966 6820 UNI2-AS, ES 9121 6113 6096 TTNET, TR 7545 5937 5237 TPG-INTERNET-AP TPG Telecom Limited, AU 16509 7770 4855 AMAZON-02, US 39891 4556 4497 ALJAWWALSTC-AS, SA 11492 4548 3982 CABLEONE, US 20940 4062 3885 AKAMAI-ASN1, NL 8551 3910 3872 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo 7155 3895 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, 3402 UNALLOCATED 8.2.200.0/21 6939 HURRICANE, US 3402 UNALLOCATED 8.2.207.0/24 2914 NTT-LTD-2914, US 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 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: 5511 OPENTRANSIT, FR 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 /13:580 /14:1208 /15:2100 /16:13565 /17:8353 /18:14078 /19:25215 /20:43867 /21:52943 /22:110884 /23:101545 /24:558405 /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 6020 6966 UNI2-AS, ES 9121 5293 6113 TTNET, TR 8151 4990 10977 Uninet S.A. de C.V., MX 39891 3547 4556 ALJAWWALSTC-AS, SA 11492 3455 4548 CABLEONE, US 8551 3375 3910 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo 6327 3330 3522 SHAW, CA 7155 2984 3895 VIASAT-SP-BACKBONE, US 22773 2727 3696 ASN-CXA-ALL-CCI-22773-RDC, US 47331 2427 2807 TTNET, TR Complete listing at https://bgp.nsrc.org/REN/RENU/data-sXXas-nos Number of /24s announced per /8 block (Global) ---------------------------------------------- 1:1625 2:1235 3:168 4:7 5:4347 6:110 7:5 8:1573 9:1 11:172 12:1594 13:372 14:2358 15:285 16:79 17:370 18:414 20:247 21:4 22:188 23:6057 24:2528 25:4 27:2724 29:19 31:2527 32:104 34:8 35:97 36:1870 37:4656 38:4027 39:833 40:154 41:4345 42:1043 43:2325 44:308 45:17567 46:4253 47:380 49:1733 50:1930 51:379 52:1546 54:394 55:802 56:8 57:86 58:1743 59:1103 60:1006 61:2462 62:2745 63:1947 64:5667 65:2339 66:4980 67:3080 68:1376 69:4133 70:1255 71:664 72:3044 74:2615 75:1473 76:594 77:2480 78:4013 79:3166 80:2086 81:1855 82:1484 83:1236 84:1500 85:3771 86:745 87:2022 88:2910 89:3595 90:593 91:7754 92:1993 93:2593 94:3589 95:4886 96:1305 97:345 98:1167 99:739 100:75 101:1295 102:2818 103:30903 104:4612 105:896 106:826 107:2534 108:918 109:4366 110:2044 111:3267 112:2029 113:1521 114:1616 115:2103 116:1885 117:2522 118:2288 119:1899 120:1720 121:1055 122:2609 123:2170 124:1550 125:2274 128:1337 129:1062 130:986 131:2196 132:854 133:405 134:1902 135:340 136:894 137:935 138:2870 139:1546 140:1027 141:1485 142:1426 143:1528 144:1193 145:351 146:1904 147:1563 148:2301 149:1877 150:876 151:1133 152:1980 153:561 154:3903 155:1408 156:1663 157:1306 158:1047 159:2251 160:2660 161:1427 162:3573 163:1494 164:1718 165:1713 166:823 167:1754 168:4169 169:945 170:5024 171:885 172:3505 173:3048 174:1024 175:1182 176:3754 177:6144 178:3572 179:2593 180:2386 181:3423 182:3242 183:1916 184:2348 185:20153 186:5118 187:4548 188:4208 189:3875 190:9164 191:1813 192:10993 193:8886 194:7276 195:5195 196:3086 197:2739 198:5997 199:6123 200:8037 201:6140 202:10451 203:10201 204:4606 205:3476 206:3888 207:3393 208:4119 209:4820 210:4237 211:2400 212:4144 213:3583 214:1108 215:55 216:6636 217:2733 218:1269 219:414 220:1777 221:967 222:662 223:1974 End of report