Global R&E Routing Table Report 18:35 GMT Wed 11 Aug, 2021 Report Website: https://bgp.nsrc.org/REN Detailed Analysis: https://bgp.nsrc.org/REN/RENU/ Analysis Summary ---------------- BGP routing table entries examined: 843142 Prefixes after maximum aggregation (per Origin AS): 321866 Deaggregation factor: 2.62 Unique aggregates announced (without unneeded subnets): 412169 Total ASes present in the Internet Routing Table: 71625 Prefixes per ASN: 11.77 Origin-only ASes present in the Internet Routing Table: 61525 Origin ASes announcing only one prefix: 25378 Transit ASes present in the Internet Routing Table: 10100 Transit-only ASes present in the Internet Routing Table: 334 Average AS path length visible in the Internet Routing Table: 5.5 Max AS path length visible: 39 Max AS path prepend of ASN (141827) 33 Prefixes from unregistered ASNs in the Routing Table: 1114 Number of instances of unregistered ASNs: 1119 Number of 32-bit ASNs allocated by the RIRs: 36841 Number of 32-bit ASNs visible in the Routing Table: 30603 Prefixes from 32-bit ASNs in the Routing Table: 138716 Number of bogon 32-bit ASNs visible in the Routing Table: 33 Special use prefixes present in the Routing Table: 1 Prefixes being announced from unallocated address space: 544 Number of addresses announced to Internet: 3038877952 Equivalent to 181 /8s, 33 /16s and 153 /24s Percentage of available address space announced: 82.1 Percentage of allocated address space announced: 82.1 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: 284992 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 214026 Total APNIC prefixes after maximum aggregation: 63207 APNIC Deaggregation factor: 3.39 Prefixes being announced from the APNIC address blocks: 209559 Unique aggregates announced from the APNIC address blocks: 90694 APNIC Region origin ASes present in the Internet Routing Table: 11761 APNIC Prefixes per ASN: 17.82 APNIC Region origin ASes announcing only one prefix: 3344 APNIC Region transit ASes present in the Internet Routing Table: 1659 Average APNIC Region AS path length visible: 5.9 Max APNIC Region AS path length visible: 39 Number of APNIC region 32-bit ASNs visible in the Routing Table: 6964 Number of APNIC addresses announced to Internet: 772894208 Equivalent to 46 /8s, 17 /16s and 110 /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, 131072-147769 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: 250626 Total ARIN prefixes after maximum aggregation: 114636 ARIN Deaggregation factor: 2.19 Prefixes being announced from the ARIN address blocks: 250176 Unique aggregates announced from the ARIN address blocks: 119273 ARIN Region origin ASes present in the Internet Routing Table: 18812 ARIN Prefixes per ASN: 13.30 ARIN Region origin ASes announcing only one prefix: 6850 ARIN Region transit ASes present in the Internet Routing Table: 1933 Average ARIN Region AS path length visible: 5.3 Max ARIN Region AS path length visible: 28 Number of ARIN region 32-bit ASNs visible in the Routing Table: 4038 Number of ARIN addresses announced to Internet: 1270027520 Equivalent to 75 /8s, 179 /16s and 21 /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: 239132 Total RIPE prefixes after maximum aggregation: 111639 RIPE Deaggregation factor: 2.14 Prefixes being announced from the RIPE address blocks: 235590 Unique aggregates announced from the RIPE address blocks: 143963 RIPE Region origin ASes present in the Internet Routing Table: 28002 RIPE Prefixes per ASN: 8.41 RIPE Region origin ASes announcing only one prefix: 12030 RIPE Region transit ASes present in the Internet Routing Table: 3942 Average RIPE Region AS path length visible: 5.2 Max RIPE Region AS path length visible: 33 Number of RIPE region 32-bit ASNs visible in the Routing Table: 10326 Number of RIPE addresses announced to Internet: 711053824 Equivalent to 42 /8s, 97 /16s and 210 /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: 110522 Total LACNIC prefixes after maximum aggregation: 26396 LACNIC Deaggregation factor: 4.19 Prefixes being announced from the LACNIC address blocks: 111579 Unique aggregates announced from the LACNIC address blocks: 47102 LACNIC Region origin ASes present in the Internet Routing Table: 10772 LACNIC Prefixes per ASN: 10.36 LACNIC Region origin ASes announcing only one prefix: 2663 LACNIC Region transit ASes present in the Internet Routing Table: 2086 Average LACNIC Region AS path length visible: 6.1 Max LACNIC Region AS path length visible: 29 Number of LACNIC region 32-bit ASNs visible in the Routing Table: 8422 Number of LACNIC addresses announced to Internet: 176035840 Equivalent to 10 /8s, 126 /16s and 24 /24s LACNIC AS Blocks 26592-26623, 27648-28671, 52224-53247, 61440-61951, 64099-64197, 262144-272796 + 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: 27721 Total AfriNIC prefixes after maximum aggregation: 5209 AfriNIC Deaggregation factor: 5.32 Prefixes being announced from the AfriNIC address blocks: 35694 Unique aggregates announced from the AfriNIC address blocks: 10650 AfriNIC Region origin ASes present in the Internet Routing Table: 1518 AfriNIC Prefixes per ASN: 23.51 AfriNIC Region origin ASes announcing only one prefix: 490 AfriNIC Region transit ASes present in the Internet Routing Table: 289 Average AfriNIC Region AS path length visible: 5.0 Max AfriNIC Region AS path length visible: 34 Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 853 Number of AfriNIC addresses announced to Internet: 108515328 Equivalent to 6 /8s, 119 /16s and 208 /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 7545 5821 785 676 TPG-INTERNET-AP TPG Telecom Limited, AU 9808 4934 8999 54 CMNET-GD Guangdong Mobile Communication 7552 3601 1330 20 VIETEL-AS-AP Viettel Group, VN 7713 3405 1023 56 TELKOMNET-AS-AP PT Telekomunikasi Indon 45899 2806 1897 55 VNPT-AS-VN VNPT Corp, VN 4766 2224 11119 564 KIXS-AS-KR Korea Telecom, KR 9498 2219 486 242 BBIL-AP BHARTI Airtel Ltd., IN 45090 2088 1197 71 CNNIC-TENCENT-NET-AP Shenzhen Tencent C 4755 2077 437 190 TATACOMM-AS TATA Communications formerl 23969 1948 314 16 TOT-NET TOT Public Company Limited, TH 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 5365 9654 2389 AMAZON-02, US 11492 4722 311 810 CABLEONE, US 7155 3983 264 32 VIASAT-SP-BACKBONE, US 22773 3977 3030 277 ASN-CXA-ALL-CCI-22773-RDC, US 16625 3566 1840 2474 AKAMAI-AS, US 6327 3366 1317 66 SHAW, CA 30036 2571 374 234 MEDIACOM-ENTERPRISE-BUSINESS, US 209 2518 5028 454 CENTURYLINK-US-LEGACY-QWEST, US 5972 2288 486 803 DNIC-ASBLK-05800-06055, US 20115 2245 3048 506 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 6793 1726 145 UNI2-AS, ES 20940 3744 3348 210 AKAMAI-ASN1, NL 8551 3286 378 39 BEZEQ-INTERNATIONAL-AS Bezeqint Interne 39891 3267 187 22 ALJAWWALSTC-AS, SA 12389 2862 2282 895 ROSTELECOM-AS, RU 9009 2450 256 1315 M247, GB 34984 2216 356 592 TELLCOM-AS, TR 61317 1715 279 931 ASDETUK www.heficed.com, GB 58224 1617 889 561 TCI, IR 13188 1610 100 27 TRIOLAN, 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 8642 3454 587 Uninet S.A. de C.V., MX 10620 3396 522 669 Telmex Colombia S.A., CO 11830 2501 369 62 Instituto Costarricense de Electricidad 13999 1789 412 475 Mega Cable, S.A. de C.V., MX 6503 1501 359 478 Axtel, S.A.B. de C.V., MX 28573 1436 2306 230 CLARO S.A., BR 3816 1239 652 152 COLOMBIA TELECOMUNICACIONES S.A. ESP, C 26615 1096 2351 134 TIM SA, BR 6147 1090 369 22 Telefonica del Peru S.A.A., PE 11664 978 193 437 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 24863 1650 393 22 LINKdotNET-AS, EG 24835 1362 499 30 RAYA-AS, EG 36992 1308 1489 267 ETISALAT-MISR, EG 36903 1183 537 110 MT-MPLS, MA 29571 739 68 11 ORANGE-COTE-IVOIRE, CI 6713 612 1863 34 IAM-AS, MA 36935 572 522 39 Vodafone-, EG 15399 503 49 28 WANANCHI-, KE 37342 474 32 1 MOVITEL, MZ 37457 445 333 62 Telkom-Internet, ZA 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 8642 3454 587 Uninet S.A. de C.V., MX 12479 6793 1726 145 UNI2-AS, ES 7545 5821 785 676 TPG-INTERNET-AP TPG Telecom Limited, AU 16509 5365 9654 2389 AMAZON-02, US 9808 4934 8999 54 CMNET-GD Guangdong Mobile Communication 11492 4722 311 810 CABLEONE, US 7155 3983 264 32 VIASAT-SP-BACKBONE, US 22773 3977 3030 277 ASN-CXA-ALL-CCI-22773-RDC, US 20940 3744 3348 210 AKAMAI-ASN1, NL 7552 3601 1330 20 VIETEL-AS-AP Viettel Group, VN Complete listing at https://bgp.nsrc.org/REN/RENU/data-ASnet Global Per AS Maximum Aggregation summary ----------------------------------------- ASN No of nets Net Savings Description 12479 6793 6648 UNI2-AS, ES 7545 5821 5145 TPG-INTERNET-AP TPG Telecom Limited, AU 9808 4934 4880 CMNET-GD Guangdong Mobile Communication Co.Ltd. 7155 3983 3951 VIASAT-SP-BACKBONE, US 11492 4722 3912 CABLEONE, US 22773 3977 3700 ASN-CXA-ALL-CCI-22773-RDC, US 7552 3601 3581 VIETEL-AS-AP Viettel Group, VN 20940 3744 3534 AKAMAI-ASN1, NL 7713 3405 3349 TELKOMNET-AS-AP PT Telekomunikasi Indonesia, ID 6327 3366 3300 SHAW, CA 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 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 23061 UNALLOCATED 8.39.119.0/24 3356 LEVEL3, US 1782 UNALLOCATED 8.42.19.0/24 46887 LIGHTOWER, US 395438 UNALLOCATED 8.42.206.0/24 3356 LEVEL3, US 40544 UNALLOCATED 12.0.33.0/24 6461 ZAYO-6461, US 15132 UNALLOCATED 12.9.150.0/24 1239 SPRINTLINK, US Complete listing at https://bgp.nsrc.org/REN/RENU/data-badAS Prefixes from private and non-routed address space (Global) ----------------------------------------------------------- Prefix Origin AS Description 192.88.99.0/24 1103 SURFNET-NL SURFnet, The Netherlands, NL Complete listing at https://bgp.nsrc.org/REN/RENU/data-dsua Advertised Unallocated Addresses -------------------------------- Unassigned Network ASN Information AS Name 23.141.0.0/24 Origin: 395350 UNASSIGNED Transit: 11426 TWC-11426-CAROLINAS, US 23.177.96.0/24 Origin: 397300 UNASSIGNED Transit: 33387 NOCIX, US 27.100.7.0/24 Origin: 56096 UNASSIGNED Transit: 45455 TH-2S1N-AP Two S One N Co Ltd, Internet 27.126.156.0/23 Origin: 55827 UNASSIGNED Transit: 9930 TTNET-MY TIME dotCom Berhad No. 14, Jala 37.16.88.0/23 Origin: 202245 UNASSIGNED Transit: 28716 RETELIT-AS Internet Service Provider, IT 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 /11:100 /12:301 /13:586 /14:1186 /15:2039 /16:13424 /17:8178 /18:13797 /19:24909 /20:40403 /21:49146 /22:105123 /23:89875 /24:494006 /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 5732 6793 UNI2-AS, ES 11492 3706 4722 CABLEONE, US 6327 3175 3366 SHAW, CA 8151 3152 8642 Uninet S.A. de C.V., MX 7155 3071 3983 VIASAT-SP-BACKBONE, US 22773 2971 3977 ASN-CXA-ALL-CCI-22773-RDC, US 39891 2803 3267 ALJAWWALSTC-AS, SA 8551 2751 3286 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo 30036 2222 2571 MEDIACOM-ENTERPRISE-BUSINESS, US 11830 1929 2501 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) ---------------------------------------------- 1:1635 2:1117 3:141 4:20 5:3587 6:82 7:5 8:1527 9:1 11:164 12:1739 13:371 14:2207 15:96 16:20 17:331 18:105 20:128 21:1 22:188 23:4924 24:2378 25:2 27:2507 29:19 31:2323 32:116 33:1 34:1 35:47 36:1439 37:3806 38:2189 39:548 40:186 41:4166 42:657 43:2033 44:270 45:15291 46:3652 47:295 48:7 49:1588 50:1784 51:101 52:1252 54:250 55:621 56:4 57:54 58:1555 59:1027 60:933 61:2156 62:2297 63:1951 64:5351 65:2311 66:4981 67:2865 68:1165 69:4051 70:1367 71:677 72:3142 74:2610 75:1493 76:697 77:2015 78:1659 79:2620 80:1881 81:1551 82:1360 83:1135 84:1272 85:2731 86:716 87:1823 88:953 89:2970 90:508 91:7375 92:1813 93:2544 94:3108 95:3511 96:1288 97:344 98:976 99:963 100:77 101:1023 102:1724 103:26391 104:3932 105:439 106:791 107:2305 108:710 109:3866 110:1899 111:2766 112:1871 113:1202 114:1443 115:1861 116:1809 117:2157 118:2123 119:1827 120:1028 121:942 122:2426 123:2128 124:1531 125:1870 128:1302 129:1373 130:894 131:2004 132:751 133:361 134:1657 135:299 136:784 137:944 138:2400 139:1204 140:755 141:1198 142:1221 143:1344 144:1262 145:326 146:1494 147:1361 148:2117 149:1489 150:820 151:1067 152:1627 153:423 154:3036 155:1335 156:1684 157:1207 158:964 159:2007 160:2358 161:1237 162:3359 163:1029 164:1568 165:1425 166:606 167:1759 168:3663 169:716 170:4339 171:800 172:2601 173:2940 174:1019 175:1077 176:3202 177:4393 178:2953 179:1866 180:2239 181:2607 182:3030 183:1515 184:2421 185:18689 186:4228 187:3171 188:3331 189:2911 190:8681 191:1356 192:10724 193:8282 194:6710 195:4804 196:2969 197:2557 198:6032 199:5999 200:7361 201:5207 202:10097 203:9963 204:4599 205:3364 206:3715 207:3318 208:4032 209:4688 210:3946 211:2198 212:3722 213:3463 214:1200 215:54 216:6289 217:2594 218:1051 219:456 220:1638 221:899 222:685 223:1729 End of report