Global R&E Routing Table Report 18:35 GMT Sat 18 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: 871094 Prefixes after maximum aggregation (per Origin AS): 330590 Deaggregation factor: 2.63 Unique aggregates announced (without unneeded subnets): 423506 Total ASes present in the Internet Routing Table: 72389 Prefixes per ASN: 12.03 Origin-only ASes present in the Internet Routing Table: 62258 Origin ASes announcing only one prefix: 25646 Transit ASes present in the Internet Routing Table: 10131 Transit-only ASes present in the Internet Routing Table: 350 Average AS path length visible in the Internet Routing Table: 6.2 Max AS path length visible: 250 Max AS path prepend of ASN ( 21299) 245 Prefixes from unregistered ASNs in the Routing Table: 893 Number of instances of unregistered ASNs: 895 Number of 32-bit ASNs allocated by the RIRs: 38118 Number of 32-bit ASNs visible in the Routing Table: 31633 Prefixes from 32-bit ASNs in the Routing Table: 146527 Number of bogon 32-bit ASNs visible in the Routing Table: 30 Special use prefixes present in the Routing Table: 1 Prefixes being announced from unallocated address space: 823 Number of addresses announced to Internet: 3072524032 Equivalent to 183 /8s, 34 /16s and 255 /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: 293491 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 224455 Total APNIC prefixes after maximum aggregation: 64525 APNIC Deaggregation factor: 3.48 Prefixes being announced from the APNIC address blocks: 219622 Unique aggregates announced from the APNIC address blocks: 92973 APNIC Region origin ASes present in the Internet Routing Table: 12112 APNIC Prefixes per ASN: 18.13 APNIC Region origin ASes announcing only one prefix: 3453 APNIC Region transit ASes present in the Internet Routing Table: 1691 Average APNIC Region AS path length visible: 6.6 Max APNIC Region AS path length visible: 29 Number of APNIC region 32-bit ASNs visible in the Routing Table: 7340 Number of APNIC addresses announced to Internet: 772740608 Equivalent to 46 /8s, 15 /16s and 22 /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: 256828 Total ARIN prefixes after maximum aggregation: 118274 ARIN Deaggregation factor: 2.17 Prefixes being announced from the ARIN address blocks: 256287 Unique aggregates announced from the ARIN address blocks: 122396 ARIN Region origin ASes present in the Internet Routing Table: 18914 ARIN Prefixes per ASN: 13.55 ARIN Region origin ASes announcing only one prefix: 6859 ARIN Region transit ASes present in the Internet Routing Table: 1907 Average ARIN Region AS path length visible: 5.9 Max ARIN Region AS path length visible: 37 Number of ARIN region 32-bit ASNs visible in the Routing Table: 4253 Number of ARIN addresses announced to Internet: 1300828160 Equivalent to 77 /8s, 137 /16s and 16 /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: 244489 Total RIPE prefixes after maximum aggregation: 114577 RIPE Deaggregation factor: 2.13 Prefixes being announced from the RIPE address blocks: 240827 Unique aggregates announced from the RIPE address blocks: 148248 RIPE Region origin ASes present in the Internet Routing Table: 28168 RIPE Prefixes per ASN: 8.55 RIPE Region origin ASes announcing only one prefix: 12153 RIPE Region transit ASes present in the Internet Routing Table: 3895 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: 10574 Number of RIPE addresses announced to Internet: 713761024 Equivalent to 42 /8s, 139 /16s and 33 /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: 113411 Total LACNIC prefixes after maximum aggregation: 27150 LACNIC Deaggregation factor: 4.18 Prefixes being announced from the LACNIC address blocks: 114168 Unique aggregates announced from the LACNIC address blocks: 47683 LACNIC Region origin ASes present in the Internet Routing Table: 10866 LACNIC Prefixes per ASN: 10.51 LACNIC Region origin ASes announcing only one prefix: 2658 LACNIC Region transit ASes present in the Internet Routing Table: 2158 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: 8540 Number of LACNIC addresses announced to Internet: 176325632 Equivalent to 10 /8s, 130 /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: 31018 Total AfriNIC prefixes after maximum aggregation: 5388 AfriNIC Deaggregation factor: 5.76 Prefixes being announced from the AfriNIC address blocks: 39367 Unique aggregates announced from the AfriNIC address blocks: 11463 AfriNIC Region origin ASes present in the Internet Routing Table: 1594 AfriNIC Prefixes per ASN: 24.70 AfriNIC Region origin ASes announcing only one prefix: 523 AfriNIC Region transit ASes present in the Internet Routing Table: 318 Average AfriNIC Region AS path length visible: 5.4 Max AfriNIC Region AS path length visible: 39 Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 926 Number of AfriNIC addresses announced to Internet: 108308736 Equivalent to 6 /8s, 116 /16s and 169 /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 8742 8995 48 CHINAMOBILE-CN China Mobile Communicati 7545 5835 787 679 TPG-INTERNET-AP TPG Telecom Limited, AU 7552 3564 1330 20 VIETEL-AS-AP Viettel Group, VN 7713 3482 1022 55 TELKOMNET-AS-AP PT Telekomunikasi Indon 45899 3249 1896 54 VNPT-AS-VN VNPT Corp, VN 4766 2239 11118 574 KIXS-AS-KR Korea Telecom, KR 9498 2217 475 237 BBIL-AP BHARTI Airtel Ltd., IN 45090 2136 1198 75 TENCENT-NET-AP Shenzhen Tencent Compute 4755 2122 429 204 TATACOMM-AS TATA Communications formerl 24560 2005 845 354 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 6040 10080 2589 AMAZON-02, US 11492 4580 303 821 CABLEONE, US 22773 4026 3020 385 ASN-CXA-ALL-CCI-22773-RDC, US 7155 3950 264 30 VIASAT-SP-BACKBONE, US 16625 3662 1887 2549 AKAMAI-AS, US 6327 3390 1318 64 SHAW, CA 749 2890 50784 2146 DNIC-AS-00749, US 30036 2605 374 135 MEDIACOM-ENTERPRISE-BUSINESS, US 209 2524 5043 433 CENTURYLINK-US-LEGACY-QWEST, US 20115 2237 3033 503 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 6844 1733 150 UNI2-AS, ES 20940 3871 3360 191 AKAMAI-ASN1, NL 8551 3502 378 39 BEZEQ-INTERNATIONAL-AS Bezeqint Interne 39891 3271 187 23 ALJAWWALSTC-AS, SA 12389 2911 2280 891 ROSTELECOM-AS, RU 9009 2603 274 1387 M247, GB 34984 2203 355 599 TELLCOM-AS, TR 58224 1763 919 579 TCI, IR 13188 1609 100 27 TRIOLAN, UA 61317 1580 213 921 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 10562 3449 577 Uninet S.A. de C.V., MX 10620 3256 491 831 Telmex Colombia S.A., CO 11830 2466 369 62 Instituto Costarricense de Electricidad 13999 1637 283 461 Mega Cable, S.A. de C.V., MX 6503 1420 355 525 Axtel, S.A.B. de C.V., MX 28573 1376 2324 258 CLARO S.A., BR 3816 1244 657 147 COLOMBIA TELECOMUNICACIONES S.A. ESP, C 26615 1140 2350 138 TIM SA, BR 6147 1091 370 21 Telefonica del Peru S.A.A., PE 11664 993 190 443 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 1626 393 21 LINKdotNET-AS, EG 24835 1546 499 32 RAYA-AS, EG 36992 1286 1430 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 523 50 32 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 10562 3449 577 Uninet S.A. de C.V., MX 9808 8742 8995 48 CHINAMOBILE-CN China Mobile Communicati 12479 6844 1733 150 UNI2-AS, ES 16509 6040 10080 2589 AMAZON-02, US 7545 5835 787 679 TPG-INTERNET-AP TPG Telecom Limited, AU 11492 4580 303 821 CABLEONE, US 22773 4026 3020 385 ASN-CXA-ALL-CCI-22773-RDC, US 7155 3950 264 30 VIASAT-SP-BACKBONE, US 20940 3871 3360 191 AKAMAI-ASN1, NL 16625 3662 1887 2549 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 8742 8694 CHINAMOBILE-CN China Mobile Communications Grou 12479 6844 6694 UNI2-AS, ES 7545 5835 5156 TPG-INTERNET-AP TPG Telecom Limited, AU 7155 3950 3920 VIASAT-SP-BACKBONE, US 11492 4580 3759 CABLEONE, US 20940 3871 3680 AKAMAI-ASN1, NL 22773 4026 3641 ASN-CXA-ALL-CCI-22773-RDC, US 7552 3564 3544 VIETEL-AS-AP Viettel Group, VN 8551 3502 3463 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo 16509 6040 3451 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 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 /13:592 /14:1206 /15:2079 /16:13559 /17:8320 /18:13878 /19:25003 /20:41747 /21:50658 /22:107408 /23:93599 /24:512577 /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 5779 6844 UNI2-AS, ES 8151 4391 10562 Uninet S.A. de C.V., MX 11492 3533 4580 CABLEONE, US 6327 3199 3390 SHAW, CA 7155 3040 3950 VIASAT-SP-BACKBONE, US 22773 3003 4026 ASN-CXA-ALL-CCI-22773-RDC, US 8551 2967 3502 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo 39891 2807 3271 ALJAWWALSTC-AS, SA 30036 2260 2605 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) ---------------------------------------------- 1:1783 2:1015 3:148 4:20 5:3683 6:102 7:5 8:1530 9:1 11:172 12:1700 13:407 14:2299 15:135 16:33 17:373 18:130 20:147 21:4 22:188 23:5341 24:2354 25:2 27:2572 29:19 31:2427 32:106 34:1 35:49 36:1725 37:3910 38:2410 39:706 40:135 41:4315 42:920 43:2056 44:295 45:15734 46:3717 47:298 49:1616 50:1892 51:106 52:1349 54:288 55:726 56:4 57:58 58:1594 59:1043 60:943 61:2215 62:2426 63:1944 64:5401 65:2333 66:4939 67:2918 68:1184 69:4142 70:1338 71:677 72:3068 74:2610 75:1505 76:710 77:2136 78:1791 79:2768 80:1899 81:1515 82:1419 83:1185 84:1309 85:2830 86:703 87:1906 88:1008 89:3104 90:492 91:7526 92:1889 93:2568 94:3249 95:3597 96:1299 97:344 98:986 99:879 100:75 101:1046 102:2036 103:27610 104:4090 105:2029 106:845 107:2409 108:749 109:3991 110:2050 111:3116 112:1937 113:1389 114:1539 115:1926 116:1829 117:2481 118:2218 119:1840 120:1589 121:958 122:2491 123:2090 124:1546 125:1981 128:1377 129:1183 130:902 131:2070 132:785 133:363 134:1921 135:285 136:844 137:869 138:2452 139:1201 140:852 141:1331 142:1234 143:1404 144:1231 145:332 146:1731 147:1438 148:2211 149:1571 150:861 151:1074 152:1676 153:445 154:3614 155:1355 156:1871 157:1213 158:992 159:2008 160:2409 161:1264 162:3413 163:1186 164:1665 165:1568 166:613 167:1675 168:3642 169:707 170:4297 171:814 172:2915 173:3040 174:1001 175:1130 176:3437 177:4515 178:3008 179:1974 180:2262 181:2658 182:3152 183:1878 184:2417 185:19169 186:4261 187:3495 188:3497 189:3115 190:8781 191:1321 192:11016 193:8484 194:6941 195:4988 196:3072 197:2699 198:5994 199:5976 200:7437 201:5684 202:10185 203:9988 204:4496 205:3393 206:3825 207:3351 208:3995 209:4594 210:3976 211:2304 212:3911 213:3373 214:1151 215:64 216:6384 217:2708 218:1186 219:450 220:1961 221:983 222:671 223:2104 End of report