IPv4 R&E Routing Table Report 18:35 GMT Mon 13 Feb, 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: 934656 Prefixes after maximum aggregation (per Origin AS): 348050 Deaggregation factor: 2.69 Unique aggregates announced (without unneeded subnets): 445659 Number of IPv4 prefixes with a valid ROA: 391121 Number of IPv4 prefixes with an invalid ROA: 1264 Number of IPv4 prefixes with no ROA: 542271 Total ASes present in the Internet Routing Table: 74075 Prefixes per ASN: 12.62 Origin-only ASes present in the Internet Routing Table: 63852 Origin ASes announcing only one prefix: 25634 Transit ASes present in the Internet Routing Table: 10223 Transit-only ASes present in the Internet Routing Table: 430 Paths with bogon ASNs present in the IPv4 Routing Table: 129 Average AS path length visible in the Internet Routing Table: 7.7 Max AS path length visible: 66 Max AS path prepend of ASN ( 37447) 64 Prefixes from unregistered ASNs in the Routing Table: 1045 Number of instances of unregistered ASNs: 1057 Number of 32-bit ASNs allocated by the RIRs: 41187 Number of 32-bit ASNs visible in the Routing Table: 34131 Prefixes from 32-bit ASNs in the Routing Table: 173791 Number of bogon 32-bit ASNs visible in the Routing Table: 42 Special use prefixes present in the Routing Table: 1 Prefixes being announced from unallocated address space: 564 Number of addresses announced to Internet: 3062658816 Equivalent to 182 /8s, 140 /16s and 119 /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: 322607 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 236505 Total APNIC prefixes after maximum aggregation: 68294 APNIC Deaggregation factor: 3.46 Prefixes being announced from the APNIC address blocks: 231431 Unique aggregates announced from the APNIC address blocks: 97615 APNIC Region origin ASes present in the Internet Routing Table: 13223 APNIC Prefixes per ASN: 17.50 APNIC Region origin ASes announcing only one prefix: 3818 APNIC Region transit ASes present in the Internet Routing Table: 1763 Average APNIC Region AS path length visible: 7.9 Max APNIC Region AS path length visible: 30 Number of APNIC region 32-bit ASNs visible in the Routing Table: 8536 Number of APNIC addresses announced to Internet: 773127424 Equivalent to 46 /8s, 20 /16s and 253 /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: 269342 Total ARIN prefixes after maximum aggregation: 121795 ARIN Deaggregation factor: 2.21 Prefixes being announced from the ARIN address blocks: 271579 Unique aggregates announced from the ARIN address blocks: 130297 ARIN Region origin ASes present in the Internet Routing Table: 19077 ARIN Prefixes per ASN: 14.24 ARIN Region origin ASes announcing only one prefix: 6996 ARIN Region transit ASes present in the Internet Routing Table: 1898 Average ARIN Region AS path length visible: 7.5 Max ARIN Region AS path length visible: 40 Number of ARIN region 32-bit ASNs visible in the Routing Table: 4744 Number of ARIN addresses announced to Internet: 1285841152 Equivalent to 76 /8s, 164 /16s and 97 /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: 267944 Total RIPE prefixes after maximum aggregation: 123002 RIPE Deaggregation factor: 2.18 Prefixes being announced from the RIPE address blocks: 264309 Unique aggregates announced from the RIPE address blocks: 156188 RIPE Region origin ASes present in the Internet Routing Table: 28239 RIPE Prefixes per ASN: 9.36 RIPE Region origin ASes announcing only one prefix: 11987 RIPE Region transit ASes present in the Internet Routing Table: 3807 Average RIPE Region AS path length visible: 7.7 Max RIPE Region AS path length visible: 36 Number of RIPE region 32-bit ASNs visible in the Routing Table: 11016 Number of RIPE addresses announced to Internet: 718506496 Equivalent to 42 /8s, 211 /16s and 138 /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: 127770 Total LACNIC prefixes after maximum aggregation: 28377 LACNIC Deaggregation factor: 4.50 Prefixes being announced from the LACNIC address blocks: 126852 Unique aggregates announced from the LACNIC address blocks: 49084 LACNIC Region origin ASes present in the Internet Routing Table: 10967 LACNIC Prefixes per ASN: 11.57 LACNIC Region origin ASes announcing only one prefix: 2266 LACNIC Region transit ASes present in the Internet Routing Table: 2257 Average LACNIC Region AS path length visible: 8.2 Max LACNIC Region AS path length visible: 56 Number of LACNIC region 32-bit ASNs visible in the Routing Table: 8760 Number of LACNIC addresses announced to Internet: 176402688 Equivalent to 10 /8s, 131 /16s and 177 /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: 32050 Total AfriNIC prefixes after maximum aggregation: 5817 AfriNIC Deaggregation factor: 5.51 Prefixes being announced from the AfriNIC address blocks: 39921 Unique aggregates announced from the AfriNIC address blocks: 12034 AfriNIC Region origin ASes present in the Internet Routing Table: 1736 AfriNIC Prefixes per ASN: 23.00 AfriNIC Region origin ASes announcing only one prefix: 567 AfriNIC Region transit ASes present in the Internet Routing Table: 333 Average AfriNIC Region AS path length visible: 6.6 Max AfriNIC Region AS path length visible: 66 Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1075 Number of AfriNIC addresses announced to Internet: 108449024 Equivalent to 6 /8s, 118 /16s and 205 /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 9443 8883 48 CHINAMOBILE-CN China Mobile Communicati 7545 5847 788 707 TPG-INTERNET-AP TPG Telecom Limited, AU 7552 3588 1331 21 VIETEL-AS-AP Viettel Group, VN 45899 3464 1872 94 VNPT-AS-VN VNPT Corp, VN 7713 3405 1043 65 TELKOMNET-AS-AP PT Telekomunikasi Indon 9498 2762 499 240 BBIL-AP BHARTI Airtel Ltd., IN 24560 2355 836 442 AIRTELBROADBAND-AS-AP Bharti Airtel Ltd 4766 2287 11250 587 KIXS-AS-KR Korea Telecom, KR 45090 2148 1438 79 TENCENT-NET-AP Shenzhen Tencent Compute 4755 2139 439 210 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 7924 10729 2847 AMAZON-02, US 11492 4535 300 599 CABLEONE, US 7155 3899 265 33 VIASAT-SP-BACKBONE, US 22773 3656 3048 287 ASN-CXA-ALL-CCI-22773-RDC, US 6327 3503 1320 63 SHAW, CA 16625 3337 1688 2432 AKAMAI-AS, US 749 3038 50571 2305 DNIC-AS-00749, US 396982 2604 3583 352 GOOGLE-CLOUD-PLATFORM, US 7018 2594 24127 1576 ATT-INTERNET4, US 30036 2538 364 431 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 7013 1706 146 UNI2-AS, ES 9121 5867 1692 17 TTNET, TR 39891 4561 269 58 ALJAWWALSTC-AS, SA 20940 4045 3399 171 AKAMAI-ASN1, NL 8551 3892 370 37 BEZEQ-INTERNATIONAL-AS Bezeqint Interne 12389 2890 2292 910 ROSTELECOM-AS, RU 47331 2771 418 2087 TTNET, TR 9009 2684 255 1383 M247, RO 6849 2273 339 19 UKRTELNET, UA 34984 2266 359 609 TELLCOM-AS, 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 11049 3347 587 Uninet S.A. de C.V., MX 10620 3476 507 862 Telmex Colombia S.A., CO 11830 2263 369 64 Instituto Costarricense de Electricidad 13999 2245 375 606 Mega Cable, S.A. de C.V., MX 28573 1349 2328 262 Claro NXT Telecomunicacoes Ltda, BR 6503 1297 339 517 Axtel, S.A.B. de C.V., MX 3816 1292 746 156 COLOMBIA TELECOMUNICACIONES S.A. ESP, C 6147 1151 370 22 Telefonica del Peru S.A.A., PE 11664 1096 180 459 Techtel LMDS Comunicaciones Interactiva 26615 1020 2498 45 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 1540 533 30 RAYA-AS, EG 24863 1506 393 21 LINKdotNET-AS, EG 36992 1348 1517 277 ETISALAT-MISR, EG 36903 1242 550 99 MT-MPLS, MA 29571 998 67 53 ORANGE-COTE-IVOIRE, CI 36935 886 520 42 Vodafone-, EG 37457 838 325 49 Telkom-Internet, ZA 6713 550 1861 34 IAM-AS, MA 15399 516 53 41 WANANCHI-, KE 36914 508 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 11049 3347 587 Uninet S.A. de C.V., MX 9808 9443 8883 48 CHINAMOBILE-CN China Mobile Communicati 16509 7924 10729 2847 AMAZON-02, US 12479 7013 1706 146 UNI2-AS, ES 9121 5867 1692 17 TTNET, TR 7545 5847 788 707 TPG-INTERNET-AP TPG Telecom Limited, AU 39891 4561 269 58 ALJAWWALSTC-AS, SA 11492 4535 300 599 CABLEONE, US 20940 4045 3399 171 AKAMAI-ASN1, NL 7155 3899 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 9443 9395 CHINAMOBILE-CN China Mobile Communications Grou 12479 7013 6867 UNI2-AS, ES 9121 5867 5850 TTNET, TR 7545 5847 5140 TPG-INTERNET-AP TPG Telecom Limited, AU 16509 7924 5077 AMAZON-02, US 39891 4561 4503 ALJAWWALSTC-AS, SA 11492 4535 3936 CABLEONE, US 20940 4045 3874 AKAMAI-ASN1, NL 7155 3899 3866 VIASAT-SP-BACKBONE, US 8551 3892 3855 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 3507 UNALLOCATED 5.105.166.0/24 213035 AS-SERVERION Serverion B.V., 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 16641 UNALLOCATED 8.12.250.0/24 3356 LEVEL3, US 12169 UNALLOCATED 8.15.207.0/24 32787 PROLEXIC-TECHNOLOGIES-DDOS-M 53775 UNALLOCATED 8.20.88.0/24 3356 LEVEL3, US 62828 UNALLOCATED 8.21.130.0/24 3356 LEVEL3, US 1618 UNALLOCATED 8.21.143.0/24 136796 CL-JP-AS CORELINK JAPAN, JP 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: 5511 OPENTRANSIT, FR 23.131.186.0/24 Origin: 174 COGENT-174, US 23.131.186.0/24 Transit: 5511 OPENTRANSIT, FR 23.131.187.0/24 Origin: 174 COGENT-174, US 23.131.187.0/24 Transit: 5511 OPENTRANSIT, FR 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 /11:103 /12:300 /13:579 /14:1210 /15:2101 /16:13560 /17:8354 /18:14056 /19:25211 /20:43858 /21:52896 /22:110914 /23:101437 /24:560010 /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 6074 7013 UNI2-AS, ES 8151 5091 11049 Uninet S.A. de C.V., MX 9121 5081 5867 TTNET, TR 39891 3552 4561 ALJAWWALSTC-AS, SA 11492 3450 4535 CABLEONE, US 8551 3364 3892 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo 6327 3311 3503 SHAW, CA 7155 2988 3899 VIASAT-SP-BACKBONE, US 22773 2707 3656 ASN-CXA-ALL-CCI-22773-RDC, US 47331 2372 2771 TTNET, TR Complete listing at https://bgp.nsrc.org/REN/RENU/data-sXXas-nos Number of /24s announced per /8 block (Global) ---------------------------------------------- 1:1632 2:1226 3:168 4:7 5:4418 6:114 7:5 8:1556 9:1 11:172 12:1587 13:392 14:2336 15:290 16:79 17:365 18:396 20:249 21:4 22:188 23:6070 24:2566 25:4 27:2598 29:19 31:2544 32:110 34:8 35:106 36:1903 37:4619 38:4238 39:840 40:154 41:4498 42:1055 43:2350 44:307 45:17539 46:4217 47:379 49:1743 50:1839 51:384 52:1571 54:396 55:854 56:8 57:90 58:1740 59:1118 60:987 61:2499 62:2718 63:1940 64:5691 65:2340 66:5015 67:3078 68:1377 69:4185 70:1253 71:669 72:3062 74:2622 75:1465 76:600 77:2491 78:3945 79:3180 80:2097 81:1884 82:1494 83:1249 84:1518 85:3765 86:757 87:2053 88:2891 89:3655 90:598 91:7761 92:2017 93:2613 94:3597 95:4880 96:1333 97:347 98:1163 99:744 100:75 101:1301 102:2929 103:31025 104:4534 105:900 106:828 107:2524 108:920 109:4421 110:2075 111:3293 112:2044 113:1517 114:1621 115:2088 116:1878 117:2559 118:2289 119:1951 120:1738 121:1064 122:2613 123:2177 124:1556 125:2318 128:1348 129:1133 130:1003 131:2157 132:845 133:406 134:1910 135:358 136:864 137:940 138:2849 139:1545 140:1183 141:1476 142:1427 143:1547 144:1210 145:350 146:1900 147:1568 148:2293 149:1901 150:881 151:1143 152:1957 153:564 154:3997 155:1422 156:1690 157:1307 158:1008 159:2261 160:2637 161:1418 162:3558 163:1541 164:1602 165:1719 166:836 167:1745 168:4140 169:949 170:4989 171:880 172:3530 173:2991 174:1027 175:1183 176:3762 177:5921 178:3595 179:2614 180:2379 181:3461 182:3244 183:1909 184:2344 185:20177 186:5114 187:4552 188:4238 189:3942 190:9211 191:1818 192:10998 193:8843 194:7294 195:5205 196:3186 197:2801 198:5964 199:6131 200:8009 201:6130 202:10481 203:10160 204:4609 205:3505 206:3913 207:3444 208:4101 209:4854 210:4262 211:2402 212:4142 213:3577 214:1098 215:55 216:6641 217:2738 218:1271 219:406 220:1762 221:972 222:665 223:2099 End of report