IPv4 R&E Routing Table Report 18:35 GMT Thu 19 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: 934090 Prefixes after maximum aggregation (per Origin AS): 347459 Deaggregation factor: 2.69 Unique aggregates announced (without unneeded subnets): 444934 Number of IPv4 prefixes with a valid ROA: 387951 Number of IPv4 prefixes with an invalid ROA: 1269 Number of IPv4 prefixes with no ROA: 544870 Total ASes present in the Internet Routing Table: 74084 Prefixes per ASN: 12.61 Origin-only ASes present in the Internet Routing Table: 63899 Origin ASes announcing only one prefix: 25678 Transit ASes present in the Internet Routing Table: 10185 Transit-only ASes present in the Internet Routing Table: 414 Paths with bogon ASNs present in the IPv4 Routing Table: 131 Average AS path length visible in the Internet Routing Table: 7.8 Max AS path length visible: 56 Max AS path prepend of ASN (265020) 50 Prefixes from unregistered ASNs in the Routing Table: 978 Number of instances of unregistered ASNs: 989 Number of 32-bit ASNs allocated by the RIRs: 41068 Number of 32-bit ASNs visible in the Routing Table: 34070 Prefixes from 32-bit ASNs in the Routing Table: 173427 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: 515 Number of addresses announced to Internet: 3063304448 Equivalent to 182 /8s, 150 /16s and 81 /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: 322350 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 236322 Total APNIC prefixes after maximum aggregation: 68156 APNIC Deaggregation factor: 3.47 Prefixes being announced from the APNIC address blocks: 231395 Unique aggregates announced from the APNIC address blocks: 97638 APNIC Region origin ASes present in the Internet Routing Table: 13212 APNIC Prefixes per ASN: 17.51 APNIC Region origin ASes announcing only one prefix: 3821 APNIC Region transit ASes present in the Internet Routing Table: 1761 Average APNIC Region AS path length visible: 7.9 Max APNIC Region AS path length visible: 32 Number of APNIC region 32-bit ASNs visible in the Routing Table: 8503 Number of APNIC addresses announced to Internet: 773210880 Equivalent to 46 /8s, 22 /16s and 67 /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: 269375 Total ARIN prefixes after maximum aggregation: 121945 ARIN Deaggregation factor: 2.21 Prefixes being announced from the ARIN address blocks: 271115 Unique aggregates announced from the ARIN address blocks: 129736 ARIN Region origin ASes present in the Internet Routing Table: 19075 ARIN Prefixes per ASN: 14.21 ARIN Region origin ASes announcing only one prefix: 7000 ARIN Region transit ASes present in the Internet Routing Table: 1885 Average ARIN Region AS path length visible: 7.7 Max ARIN Region AS path length visible: 41 Number of ARIN region 32-bit ASNs visible in the Routing Table: 4732 Number of ARIN addresses announced to Internet: 1285762816 Equivalent to 76 /8s, 163 /16s and 47 /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: 267721 Total RIPE prefixes after maximum aggregation: 122425 RIPE Deaggregation factor: 2.19 Prefixes being announced from the RIPE address blocks: 264373 Unique aggregates announced from the RIPE address blocks: 156124 RIPE Region origin ASes present in the Internet Routing Table: 28260 RIPE Prefixes per ASN: 9.36 RIPE Region origin ASes announcing only one prefix: 12018 RIPE Region transit ASes present in the Internet Routing Table: 3796 Average RIPE Region AS path length visible: 7.7 Max RIPE Region AS path length visible: 34 Number of RIPE region 32-bit ASNs visible in the Routing Table: 10999 Number of RIPE addresses announced to Internet: 719402496 Equivalent to 42 /8s, 225 /16s and 54 /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: 128189 Total LACNIC prefixes after maximum aggregation: 28358 LACNIC Deaggregation factor: 4.52 Prefixes being announced from the LACNIC address blocks: 127288 Unique aggregates announced from the LACNIC address blocks: 48983 LACNIC Region origin ASes present in the Internet Routing Table: 11011 LACNIC Prefixes per ASN: 11.56 LACNIC Region origin ASes announcing only one prefix: 2285 LACNIC Region transit ASes present in the Internet Routing Table: 2274 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: 8776 Number of LACNIC addresses announced to Internet: 176149760 Equivalent to 10 /8s, 127 /16s and 213 /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: 31505 Total AfriNIC prefixes after maximum aggregation: 5814 AfriNIC Deaggregation factor: 5.42 Prefixes being announced from the AfriNIC address blocks: 39404 Unique aggregates announced from the AfriNIC address blocks: 12032 AfriNIC Region origin ASes present in the Internet Routing Table: 1718 AfriNIC Prefixes per ASN: 22.94 AfriNIC Region origin ASes announcing only one prefix: 554 AfriNIC Region transit ASes present in the Internet Routing Table: 326 Average AfriNIC Region AS path length visible: 7.5 Max AfriNIC Region AS path length visible: 34 Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1060 Number of AfriNIC addresses announced to Internet: 108485120 Equivalent to 6 /8s, 119 /16s and 90 /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 9436 8883 47 CHINAMOBILE-CN China Mobile Communicati 7545 5942 786 699 TPG-INTERNET-AP TPG Telecom Limited, AU 7552 3634 1331 21 VIETEL-AS-AP Viettel Group, VN 45899 3463 1874 95 VNPT-AS-VN VNPT Corp, VN 7713 3389 1043 63 TELKOMNET-AS-AP PT Telekomunikasi Indon 9498 2714 499 239 BBIL-AP BHARTI Airtel Ltd., IN 24560 2360 849 436 AIRTELBROADBAND-AS-AP Bharti Airtel Ltd 4766 2285 11250 587 KIXS-AS-KR Korea Telecom, KR 45090 2147 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 7801 10710 2920 AMAZON-02, US 11492 4530 300 601 CABLEONE, US 7155 3895 265 33 VIASAT-SP-BACKBONE, US 22773 3698 3063 325 ASN-CXA-ALL-CCI-22773-RDC, US 6327 3499 1320 63 SHAW, CA 16625 3474 1792 2515 AKAMAI-AS, US 749 3024 50575 2291 DNIC-AS-00749, US 7018 2616 24131 1588 ATT-INTERNET4, US 396982 2579 3494 371 GOOGLE-CLOUD-PLATFORM, US 30036 2570 368 356 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 6965 1705 145 UNI2-AS, ES 9121 6159 1692 17 TTNET, TR 39891 4557 269 60 ALJAWWALSTC-AS, SA 20940 4070 3399 175 AKAMAI-ASN1, NL 8551 3906 374 38 BEZEQ-INTERNATIONAL-AS Bezeqint Interne 12389 2884 2290 908 ROSTELECOM-AS, RU 47331 2743 397 2069 TTNET, TR 9009 2701 256 1363 M247, RO 34984 2253 358 609 TELLCOM-AS, TR 6849 2249 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 11033 3340 585 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 2220 365 596 Mega Cable, S.A. de C.V., MX 28573 1347 2328 256 Claro NXT Telecomunicacoes Ltda, BR 6503 1297 339 517 Axtel, S.A.B. de C.V., MX 3816 1292 742 157 COLOMBIA TELECOMUNICACIONES S.A. ESP, C 6147 1150 369 22 Telefonica del Peru S.A.A., PE 11664 1135 186 464 Techtel LMDS Comunicaciones Interactiva 26615 1007 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 1532 533 30 RAYA-AS, EG 24863 1503 392 39 LINKdotNET-AS, EG 36992 1332 1517 277 ETISALAT-MISR, EG 36903 1242 550 99 MT-MPLS, MA 29571 1004 67 45 ORANGE-COTE-IVOIRE, CI 36935 884 520 42 Vodafone-, EG 37457 838 325 49 Telkom-Internet, ZA 6713 611 1861 34 IAM-AS, MA 15399 519 53 40 WANANCHI-, KE 24757 494 73 5 EthioNet-AS, ET 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 11033 3340 585 Uninet S.A. de C.V., MX 9808 9436 8883 47 CHINAMOBILE-CN China Mobile Communicati 16509 7801 10710 2920 AMAZON-02, US 12479 6965 1705 145 UNI2-AS, ES 9121 6159 1692 17 TTNET, TR 7545 5942 786 699 TPG-INTERNET-AP TPG Telecom Limited, AU 39891 4557 269 60 ALJAWWALSTC-AS, SA 11492 4530 300 601 CABLEONE, US 20940 4070 3399 175 AKAMAI-ASN1, NL 8551 3906 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 9436 9389 CHINAMOBILE-CN China Mobile Communications Grou 12479 6965 6820 UNI2-AS, ES 9121 6159 6142 TTNET, TR 7545 5942 5243 TPG-INTERNET-AP TPG Telecom Limited, AU 16509 7801 4881 AMAZON-02, US 39891 4557 4497 ALJAWWALSTC-AS, SA 11492 4530 3929 CABLEONE, US 20940 4070 3895 AKAMAI-ASN1, NL 8551 3906 3868 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, 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: 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: 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 /13:580 /14:1209 /15:2100 /16:13563 /17:8360 /18:14085 /19:25239 /20:43903 /21:52925 /22:110985 /23:101605 /24:559073 /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 6032 6965 UNI2-AS, ES 9121 5316 6159 TTNET, TR 8151 5042 11033 Uninet S.A. de C.V., MX 39891 3548 4557 ALJAWWALSTC-AS, SA 11492 3445 4530 CABLEONE, US 8551 3371 3906 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo 6327 3307 3499 SHAW, CA 7155 2984 3895 VIASAT-SP-BACKBONE, US 22773 2729 3698 ASN-CXA-ALL-CCI-22773-RDC, US 47331 2386 2743 TTNET, TR Complete listing at https://bgp.nsrc.org/REN/RENU/data-sXXas-nos Number of /24s announced per /8 block (Global) ---------------------------------------------- 1:1628 2:1234 3:168 4:7 5:4367 6:110 7:5 8:1563 9:1 11:172 12:1585 13:375 14:2360 15:286 16:79 17:370 18:422 20:247 21:4 22:188 23:6073 24:2530 25:4 27:2730 29:19 31:2532 32:104 34:8 35:105 36:1888 37:4641 38:4081 39:835 40:155 41:4374 42:1039 43:2330 44:309 45:17530 46:4243 47:380 49:1733 50:1937 51:380 52:1543 54:393 55:860 56:8 57:86 58:1744 59:1113 60:1009 61:2462 62:2728 63:1946 64:5672 65:2341 66:5004 67:3077 68:1374 69:4164 70:1255 71:666 72:3051 74:2611 75:1473 76:594 77:2493 78:4008 79:3170 80:2096 81:1856 82:1487 83:1243 84:1511 85:3761 86:745 87:2031 88:2917 89:3605 90:593 91:7768 92:1999 93:2609 94:3589 95:4881 96:1314 97:346 98:1167 99:740 100:75 101:1294 102:2801 103:30998 104:4611 105:898 106:831 107:2534 108:925 109:4389 110:2074 111:3295 112:2045 113:1523 114:1620 115:2093 116:1883 117:2571 118:2285 119:1913 120:1735 121:1060 122:2606 123:2192 124:1554 125:2282 128:1345 129:1062 130:985 131:2182 132:852 133:406 134:1908 135:342 136:887 137:941 138:2858 139:1545 140:1042 141:1490 142:1426 143:1534 144:1200 145:350 146:1906 147:1561 148:2299 149:1890 150:875 151:1140 152:1955 153:561 154:3981 155:1407 156:1667 157:1307 158:1047 159:2263 160:2644 161:1430 162:3564 163:1492 164:1645 165:1705 166:827 167:1761 168:4146 169:944 170:5029 171:885 172:3519 173:3027 174:1024 175:1182 176:3748 177:6042 178:3574 179:2605 180:2383 181:3422 182:3240 183:1914 184:2341 185:20142 186:5150 187:4548 188:4218 189:3926 190:9143 191:1824 192:10982 193:8879 194:7266 195:5199 196:3114 197:2756 198:6001 199:6129 200:8037 201:6105 202:10448 203:10186 204:4605 205:3506 206:3889 207:3414 208:4105 209:4835 210:4237 211:2405 212:4139 213:3598 214:1092 215:55 216:6651 217:2732 218:1273 219:406 220:1777 221:971 222:665 223:2037 End of report