Global R&E Routing Table Report 18:35 GMT Fri 24 Dec, 2021 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: 872662 Prefixes after maximum aggregation (per Origin AS): 330899 Deaggregation factor: 2.64 Unique aggregates announced (without unneeded subnets): 424041 Total ASes present in the Internet Routing Table: 72442 Prefixes per ASN: 12.05 Origin-only ASes present in the Internet Routing Table: 62258 Origin ASes announcing only one prefix: 25632 Transit ASes present in the Internet Routing Table: 10184 Transit-only ASes present in the Internet Routing Table: 356 Average AS path length visible in the Internet Routing Table: 6.1 Max AS path length visible: 250 Max AS path prepend of ASN ( 21299) 245 Prefixes from unregistered ASNs in the Routing Table: 914 Number of instances of unregistered ASNs: 916 Number of 32-bit ASNs allocated by the RIRs: 38177 Number of 32-bit ASNs visible in the Routing Table: 31689 Prefixes from 32-bit ASNs in the Routing Table: 147227 Number of bogon 32-bit ASNs visible in the Routing Table: 35 Special use prefixes present in the Routing Table: 1 Prefixes being announced from unallocated address space: 727 Number of addresses announced to Internet: 3072517632 Equivalent to 183 /8s, 34 /16s and 230 /24s Percentage of available address space announced: 83.0 Percentage of allocated address space announced: 83.0 Percentage of available address space allocated: 100.0 Percentage of address space in use by end-sites: 99.5 Total number of prefixes smaller than registry allocations: 294188 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 224956 Total APNIC prefixes after maximum aggregation: 64656 APNIC Deaggregation factor: 3.48 Prefixes being announced from the APNIC address blocks: 219846 Unique aggregates announced from the APNIC address blocks: 93311 APNIC Region origin ASes present in the Internet Routing Table: 12146 APNIC Prefixes per ASN: 18.10 APNIC Region origin ASes announcing only one prefix: 3462 APNIC Region transit ASes present in the Internet Routing Table: 1696 Average APNIC Region AS path length visible: 6.6 Max APNIC Region AS path length visible: 28 Number of APNIC region 32-bit ASNs visible in the Routing Table: 7367 Number of APNIC addresses announced to Internet: 772741120 Equivalent to 46 /8s, 15 /16s and 24 /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: 257093 Total ARIN prefixes after maximum aggregation: 118345 ARIN Deaggregation factor: 2.17 Prefixes being announced from the ARIN address blocks: 256655 Unique aggregates announced from the ARIN address blocks: 122490 ARIN Region origin ASes present in the Internet Routing Table: 18919 ARIN Prefixes per ASN: 13.57 ARIN Region origin ASes announcing only one prefix: 6860 ARIN Region transit ASes present in the Internet Routing Table: 1911 Average ARIN Region AS path length visible: 5.8 Max ARIN Region AS path length visible: 37 Number of ARIN region 32-bit ASNs visible in the Routing Table: 4258 Number of ARIN addresses announced to Internet: 1300888832 Equivalent to 77 /8s, 137 /16s and 253 /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: 245015 Total RIPE prefixes after maximum aggregation: 114659 RIPE Deaggregation factor: 2.14 Prefixes being announced from the RIPE address blocks: 241357 Unique aggregates announced from the RIPE address blocks: 148383 RIPE Region origin ASes present in the Internet Routing Table: 28161 RIPE Prefixes per ASN: 8.57 RIPE Region origin ASes announcing only one prefix: 12141 RIPE Region transit ASes present in the Internet Routing Table: 3904 Average RIPE Region AS path length visible: 5.9 Max RIPE Region AS path length visible: 250 Number of RIPE region 32-bit ASNs visible in the Routing Table: 10585 Number of RIPE addresses announced to Internet: 713688064 Equivalent to 42 /8s, 138 /16s and 4 /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: 113597 Total LACNIC prefixes after maximum aggregation: 27183 LACNIC Deaggregation factor: 4.18 Prefixes being announced from the LACNIC address blocks: 114389 Unique aggregates announced from the LACNIC address blocks: 47770 LACNIC Region origin ASes present in the Internet Routing Table: 10878 LACNIC Prefixes per ASN: 10.52 LACNIC Region origin ASes announcing only one prefix: 2644 LACNIC Region transit ASes present in the Internet Routing Table: 2184 Average LACNIC Region AS path length visible: 6.7 Max LACNIC Region AS path length visible: 57 Number of LACNIC region 32-bit ASNs visible in the Routing Table: 8556 Number of LACNIC addresses announced to Internet: 176316160 Equivalent to 10 /8s, 130 /16s and 95 /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: 31087 Total AfriNIC prefixes after maximum aggregation: 5374 AfriNIC Deaggregation factor: 5.78 Prefixes being announced from the AfriNIC address blocks: 39688 Unique aggregates announced from the AfriNIC address blocks: 11431 AfriNIC Region origin ASes present in the Internet Routing Table: 1593 AfriNIC Prefixes per ASN: 24.91 AfriNIC Region origin ASes announcing only one prefix: 525 AfriNIC Region transit ASes present in the Internet Routing Table: 319 Average AfriNIC Region AS path length visible: 5.3 Max AfriNIC Region AS path length visible: 39 Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 923 Number of AfriNIC addresses announced to Internet: 108424704 Equivalent to 6 /8s, 118 /16s and 110 /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 8726 8995 48 CHINAMOBILE-CN China Mobile Communicati 7545 5836 787 680 TPG-INTERNET-AP TPG Telecom Limited, AU 7552 3602 1330 20 VIETEL-AS-AP Viettel Group, VN 7713 3480 1038 51 TELKOMNET-AS-AP PT Telekomunikasi Indon 45899 3238 1880 58 VNPT-AS-VN VNPT Corp, VN 4766 2234 11117 572 KIXS-AS-KR Korea Telecom, KR 9498 2211 475 235 BBIL-AP BHARTI Airtel Ltd., IN 45090 2136 1198 75 TENCENT-NET-AP Shenzhen Tencent Compute 4755 2121 429 203 TATACOMM-AS TATA Communications formerl 24560 2001 840 368 AIRTELBROADBAND-AS-AP Bharti Airtel Ltd 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 6047 10129 2595 AMAZON-02, US 11492 4580 303 821 CABLEONE, US 22773 4025 3020 384 ASN-CXA-ALL-CCI-22773-RDC, US 7155 3950 264 30 VIASAT-SP-BACKBONE, US 16625 3655 1885 2555 AKAMAI-AS, US 6327 3390 1318 64 SHAW, CA 749 2890 50784 2146 DNIC-AS-00749, US 30036 2603 374 146 MEDIACOM-ENTERPRISE-BUSINESS, US 209 2524 5043 433 CENTURYLINK-US-LEGACY-QWEST, US 20115 2241 3033 501 CHARTER-20115, 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 6840 1733 150 UNI2-AS, ES 20940 3862 3360 191 AKAMAI-ASN1, NL 8551 3553 378 39 BEZEQ-INTERNATIONAL-AS Bezeqint Interne 39891 3271 187 23 ALJAWWALSTC-AS, SA 12389 2922 2284 901 ROSTELECOM-AS, RU 9009 2549 262 1359 M247, GB 34984 2205 355 600 TELLCOM-AS, TR 58224 1772 922 577 TCI, IR 13188 1609 100 27 TRIOLAN, UA 61317 1600 213 916 ASDETUK www.heficed.com, GB 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 10573 3451 584 Uninet S.A. de C.V., MX 10620 3263 491 836 Telmex Colombia S.A., CO 11830 2466 369 62 Instituto Costarricense de Electricidad 13999 1639 283 462 Mega Cable, S.A. de C.V., MX 6503 1441 355 523 Axtel, S.A.B. de C.V., MX 28573 1377 2324 256 CLARO S.A., BR 3816 1244 657 147 COLOMBIA TELECOMUNICACIONES S.A. ESP, C 26615 1140 2350 138 TIM SA, BR 6147 1090 369 21 Telefonica del Peru S.A.A., PE 11664 994 191 443 Techtel LMDS Comunicaciones Interactiva 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 1938 326 60 Telkom-Internet, ZA 24863 1629 393 21 LINKdotNET-AS, EG 24835 1548 499 32 RAYA-AS, EG 36992 1294 1462 268 ETISALAT-MISR, EG 36903 1195 543 114 MT-MPLS, MA 29571 851 68 10 ORANGE-COTE-IVOIRE, CI 36935 685 521 39 Vodafone-, EG 6713 612 1863 34 IAM-AS, MA 15399 524 50 33 WANANCHI-, KE 37342 470 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 10573 3451 584 Uninet S.A. de C.V., MX 9808 8726 8995 48 CHINAMOBILE-CN China Mobile Communicati 12479 6840 1733 150 UNI2-AS, ES 16509 6047 10129 2595 AMAZON-02, US 7545 5836 787 680 TPG-INTERNET-AP TPG Telecom Limited, AU 11492 4580 303 821 CABLEONE, US 22773 4025 3020 384 ASN-CXA-ALL-CCI-22773-RDC, US 7155 3950 264 30 VIASAT-SP-BACKBONE, US 20940 3862 3360 191 AKAMAI-ASN1, NL 16625 3655 1885 2555 AKAMAI-AS, 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 8726 8678 CHINAMOBILE-CN China Mobile Communications Grou 12479 6840 6690 UNI2-AS, ES 7545 5836 5156 TPG-INTERNET-AP TPG Telecom Limited, AU 7155 3950 3920 VIASAT-SP-BACKBONE, US 11492 4580 3759 CABLEONE, US 20940 3862 3671 AKAMAI-ASN1, NL 22773 4025 3641 ASN-CXA-ALL-CCI-22773-RDC, US 7552 3602 3582 VIETEL-AS-AP Viettel Group, VN 8551 3553 3514 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo 16509 6047 3452 AMAZON-02, 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 46990 UNALLOCATED 8.5.242.0/23 3356 LEVEL3, US 62828 UNALLOCATED 8.21.130.0/24 3356 LEVEL3, US 393266 UNALLOCATED 8.23.52.0/24 46887 LIGHTOWER, US 18604 UNALLOCATED 8.25.204.0/24 3356 LEVEL3, US 394936 UNALLOCATED 8.33.224.0/24 174 COGENT-174, US 54338 UNALLOCATED 8.33.241.0/24 6461 ZAYO-6461, US 1782 UNALLOCATED 8.42.19.0/24 3356 LEVEL3, US 395438 UNALLOCATED 8.42.206.0/24 3356 LEVEL3, US 395056 UNALLOCATED 8.45.133.0/24 3356 LEVEL3, US 32306 UNALLOCATED 8.46.80.0/24 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 23.141.0.0/24 Origin: 395350 UNASSIGNED 23.141.0.0/24 Transit: 11426 TWC-11426-CAROLINAS, US 23.252.160.0/24 Origin: 398968 GROUP-IID-01, US 23.252.160.0/24 Transit: 174 COGENT-174, US 23.252.161.0/24 Origin: 398968 GROUP-IID-01, US 23.252.161.0/24 Transit: 174 COGENT-174, US 23.252.162.0/24 Origin: 398968 GROUP-IID-01, US 23.252.162.0/24 Transit: 174 COGENT-174, US 23.252.163.0/24 Origin: 398968 GROUP-IID-01, US 23.252.163.0/24 Transit: 174 COGENT-174, US 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 /10:40 /11:99 /12:300 /13:590 /14:1206 /15:2074 /16:13558 /17:8309 /18:13874 /19:25007 /20:41712 /21:50684 /22:107389 /23:93628 /24:514163 /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 5783 6840 UNI2-AS, ES 8151 4396 10573 Uninet S.A. de C.V., MX 11492 3533 4580 CABLEONE, US 6327 3199 3390 SHAW, CA 7155 3040 3950 VIASAT-SP-BACKBONE, US 8551 3018 3553 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo 22773 3003 4025 ASN-CXA-ALL-CCI-22773-RDC, US 39891 2807 3271 ALJAWWALSTC-AS, SA 30036 2258 2603 MEDIACOM-ENTERPRISE-BUSINESS, US 11830 1921 2466 Instituto Costarricense de Electricidad y Telec Complete listing at https://bgp.nsrc.org/REN/RENU/data-sXXas-nos Number of /24s announced per /8 block (Global) ---------------------------------------------- 1:1786 2:992 3:148 4:20 5:3694 6:102 7:5 8:1547 9:1 11:172 12:1699 13:408 14:2308 15:135 16:33 17:373 18:130 20:147 21:4 22:188 23:5358 24:2355 25:4 27:2572 29:19 31:2435 32:106 34:1 35:49 36:1723 37:3912 38:2416 39:710 40:148 41:4343 42:934 43:2087 44:296 45:16026 46:3851 47:300 49:1608 50:1905 51:106 52:1350 54:289 55:731 56:4 57:58 58:1595 59:1041 60:943 61:2218 62:2432 63:1944 64:5393 65:2330 66:4933 67:2919 68:1186 69:4164 70:1340 71:676 72:3063 74:2617 75:1505 76:711 77:2139 78:1789 79:2773 80:1917 81:1518 82:1423 83:1194 84:1308 85:2842 86:694 87:1904 88:1006 89:3128 90:493 91:7525 92:1889 93:2570 94:3271 95:3599 96:1298 97:344 98:989 99:878 100:75 101:1046 102:2049 103:27713 104:4089 105:2040 106:847 107:2410 108:750 109:4048 110:2039 111:3115 112:1934 113:1389 114:1540 115:1914 116:1838 117:2492 118:2214 119:1830 120:1586 121:955 122:2493 123:2095 124:1546 125:1989 128:1381 129:1207 130:900 131:2074 132:785 133:363 134:1925 135:282 136:843 137:862 138:2445 139:1219 140:860 141:1318 142:1234 143:1411 144:1228 145:333 146:1748 147:1452 148:2216 149:1605 150:865 151:1079 152:1784 153:443 154:3636 155:1361 156:1872 157:1206 158:993 159:1999 160:2408 161:1281 162:3430 163:1191 164:1679 165:1572 166:611 167:1675 168:3664 169:713 170:4321 171:821 172:2920 173:3039 174:1004 175:1119 176:3434 177:4523 178:3014 179:1977 180:2266 181:2704 182:3154 183:1877 184:2417 185:19184 186:4249 187:3499 188:3661 189:3122 190:8833 191:1317 192:10993 193:8494 194:6949 195:4990 196:3041 197:2728 198:5995 199:5973 200:7444 201:5696 202:10177 203:10025 204:4500 205:3409 206:3815 207:3343 208:3998 209:4601 210:3981 211:2334 212:3898 213:3364 214:1152 215:64 216:6394 217:2708 218:1186 219:449 220:1966 221:983 222:670 223:2110 End of report