IPv4 R&E Routing Table Report 18:35 GMT Wed 13 Jul, 2022 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: 919713 Prefixes after maximum aggregation (per Origin AS): 340283 Deaggregation factor: 2.70 Unique aggregates announced (without unneeded subnets): 436605 Number of IPv4 prefixes with a valid ROA: 350768 Number of IPv4 prefixes with an invalid ROA: 2829 Number of IPv4 prefixes with no ROA: 566116 Total ASes present in the Internet Routing Table: 73456 Prefixes per ASN: 12.52 Origin-only ASes present in the Internet Routing Table: 63124 Origin ASes announcing only one prefix: 25456 Transit ASes present in the Internet Routing Table: 10332 Transit-only ASes present in the Internet Routing Table: 384 Paths with bogon ASNs present in the IPv4 Routing Table: 130 Average AS path length visible in the Internet Routing Table: 5.9 Max AS path length visible: 61 Max AS path prepend of ASN ( 37447) 57 Prefixes from unregistered ASNs in the Routing Table: 1019 Number of instances of unregistered ASNs: 1023 Number of 32-bit ASNs allocated by the RIRs: 39782 Number of 32-bit ASNs visible in the Routing Table: 33027 Prefixes from 32-bit ASNs in the Routing Table: 163562 Number of bogon 32-bit ASNs visible in the Routing Table: 53 Special use prefixes present in the Routing Table: 2 Prefixes being announced from unallocated address space: 526 Number of addresses announced to Internet: 3068047872 Equivalent to 182 /8s, 222 /16s and 178 /24s Percentage of available address space announced: 82.9 Percentage of allocated address space announced: 82.9 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: 317702 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 232646 Total APNIC prefixes after maximum aggregation: 66604 APNIC Deaggregation factor: 3.49 Prefixes being announced from the APNIC address blocks: 227723 Unique aggregates announced from the APNIC address blocks: 95658 APNIC Region origin ASes present in the Internet Routing Table: 12755 APNIC Prefixes per ASN: 17.85 APNIC Region origin ASes announcing only one prefix: 3680 APNIC Region transit ASes present in the Internet Routing Table: 1741 Average APNIC Region AS path length visible: 6.3 Max APNIC Region AS path length visible: 28 Number of APNIC region 32-bit ASNs visible in the Routing Table: 8000 Number of APNIC addresses announced to Internet: 772964608 Equivalent to 46 /8s, 18 /16s and 129 /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: 265211 Total ARIN prefixes after maximum aggregation: 120650 ARIN Deaggregation factor: 2.20 Prefixes being announced from the ARIN address blocks: 265540 Unique aggregates announced from the ARIN address blocks: 127089 ARIN Region origin ASes present in the Internet Routing Table: 19061 ARIN Prefixes per ASN: 13.93 ARIN Region origin ASes announcing only one prefix: 6921 ARIN Region transit ASes present in the Internet Routing Table: 1927 Average ARIN Region AS path length visible: 5.7 Max ARIN Region AS path length visible: 38 Number of ARIN region 32-bit ASNs visible in the Routing Table: 4555 Number of ARIN addresses announced to Internet: 1296137728 Equivalent to 77 /8s, 65 /16s and 126 /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: 263287 Total RIPE prefixes after maximum aggregation: 119054 RIPE Deaggregation factor: 2.21 Prefixes being announced from the RIPE address blocks: 260536 Unique aggregates announced from the RIPE address blocks: 152961 RIPE Region origin ASes present in the Internet Routing Table: 28203 RIPE Prefixes per ASN: 9.24 RIPE Region origin ASes announcing only one prefix: 12022 RIPE Region transit ASes present in the Internet Routing Table: 3908 Average RIPE Region AS path length visible: 5.8 Max RIPE Region AS path length visible: 33 Number of RIPE region 32-bit ASNs visible in the Routing Table: 10773 Number of RIPE addresses announced to Internet: 714268416 Equivalent to 42 /8s, 146 /16s and 223 /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: 125648 Total LACNIC prefixes after maximum aggregation: 27600 LACNIC Deaggregation factor: 4.55 Prefixes being announced from the LACNIC address blocks: 125312 Unique aggregates announced from the LACNIC address blocks: 48703 LACNIC Region origin ASes present in the Internet Routing Table: 10983 LACNIC Prefixes per ASN: 11.41 LACNIC Region origin ASes announcing only one prefix: 2290 LACNIC Region transit ASes present in the Internet Routing Table: 2244 Average LACNIC Region AS path length visible: 6.3 Max LACNIC Region AS path length visible: 56 Number of LACNIC region 32-bit ASNs visible in the Routing Table: 8706 Number of LACNIC addresses announced to Internet: 176505344 Equivalent to 10 /8s, 133 /16s and 66 /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: 31902 Total AfriNIC prefixes after maximum aggregation: 5616 AfriNIC Deaggregation factor: 5.68 Prefixes being announced from the AfriNIC address blocks: 40076 Unique aggregates announced from the AfriNIC address blocks: 11754 AfriNIC Region origin ASes present in the Internet Routing Table: 1670 AfriNIC Prefixes per ASN: 24.00 AfriNIC Region origin ASes announcing only one prefix: 543 AfriNIC Region transit ASes present in the Internet Routing Table: 328 Average AfriNIC Region AS path length visible: 5.3 Max AfriNIC Region AS path length visible: 61 Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 993 Number of AfriNIC addresses announced to Internet: 107874048 Equivalent to 6 /8s, 110 /16s and 7 /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 8988 8882 46 CHINAMOBILE-CN China Mobile Communicati 7545 5921 787 695 TPG-INTERNET-AP TPG Telecom Limited, AU 7552 3571 1330 19 VIETEL-AS-AP Viettel Group, VN 45899 3509 1880 56 VNPT-AS-VN VNPT Corp, VN 7713 3508 1042 59 TELKOMNET-AS-AP PT Telekomunikasi Indon 9498 2431 499 241 BBIL-AP BHARTI Airtel Ltd., IN 4766 2256 11123 596 KIXS-AS-KR Korea Telecom, KR 45090 2174 1438 79 TENCENT-NET-AP Shenzhen Tencent Compute 4755 2123 425 217 TATACOMM-AS TATA Communications formerl 24560 2115 850 401 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 6781 10394 2676 AMAZON-02, US 11492 4515 299 656 CABLEONE, US 7155 3902 265 32 VIASAT-SP-BACKBONE, US 22773 3862 3053 352 ASN-CXA-ALL-CCI-22773-RDC, US 16625 3484 1796 2513 AKAMAI-AS, US 6327 3438 1319 63 SHAW, CA 749 2997 50735 2255 DNIC-AS-00749, US 30036 2628 374 157 MEDIACOM-ENTERPRISE-BUSINESS, US 396982 2510 3343 359 GOOGLE-CLOUD-PLATFORM, US 209 2395 4936 413 CENTURYLINK-US-LEGACY-QWEST, 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 6863 1730 144 UNI2-AS, ES 9121 6854 1692 17 TTNET, TR 8551 4010 374 39 BEZEQ-INTERNATIONAL-AS Bezeqint Interne 20940 4008 3360 198 AKAMAI-ASN1, NL 39891 4005 234 45 ALJAWWALSTC-AS, SA 12389 2906 2287 906 ROSTELECOM-AS, RU 6849 2821 355 21 UKRTELNET, UA 9009 2567 254 1333 M247, GB 34984 2249 358 637 TELLCOM-AS, TR 47331 1866 291 1425 TTNET, 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 10765 3394 556 Uninet S.A. de C.V., MX 10620 3477 514 774 Telmex Colombia S.A., CO 11830 2425 369 64 Instituto Costarricense de Electricidad 13999 1923 315 508 Mega Cable, S.A. de C.V., MX 28573 1361 2331 269 Claro NXT Telecomunicacoes Ltda, BR 6503 1291 338 521 Axtel, S.A.B. de C.V., MX 3816 1262 683 152 COLOMBIA TELECOMUNICACIONES S.A. ESP, C 6147 1078 369 21 Telefonica del Peru S.A.A., PE 11664 997 179 460 Techtel LMDS Comunicaciones Interactiva 26615 979 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 37457 1951 322 62 Telkom-Internet, ZA 24863 1610 393 21 LINKdotNET-AS, EG 24835 1546 521 31 RAYA-AS, EG 36992 1317 1519 271 ETISALAT-MISR, EG 36903 1199 545 114 MT-MPLS, MA 29571 964 65 44 ORANGE-COTE-IVOIRE, CI 36935 789 520 42 Vodafone-, EG 6713 610 1863 34 IAM-AS, MA 15399 495 50 29 WANANCHI-, KE 36914 462 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 10765 3394 556 Uninet S.A. de C.V., MX 9808 8988 8882 46 CHINAMOBILE-CN China Mobile Communicati 12479 6863 1730 144 UNI2-AS, ES 9121 6854 1692 17 TTNET, TR 16509 6781 10394 2676 AMAZON-02, US 7545 5921 787 695 TPG-INTERNET-AP TPG Telecom Limited, AU 11492 4515 299 656 CABLEONE, US 8551 4010 374 39 BEZEQ-INTERNATIONAL-AS Bezeqint Interne 20940 4008 3360 198 AKAMAI-ASN1, NL 39891 4005 234 45 ALJAWWALSTC-AS, SA 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 8988 8942 CHINAMOBILE-CN China Mobile Communications Grou 9121 6854 6837 TTNET, TR 12479 6863 6719 UNI2-AS, ES 7545 5921 5226 TPG-INTERNET-AP TPG Telecom Limited, AU 16509 6781 4105 AMAZON-02, US 8551 4010 3971 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo 39891 4005 3960 ALJAWWALSTC-AS, SA 7155 3902 3870 VIASAT-SP-BACKBONE, US 11492 4515 3859 CABLEONE, US 20940 4008 3810 AKAMAI-ASN1, NL 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 53775 UNALLOCATED 8.20.88.0/24 7029 WINDSTREAM, 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 22442 HOU-PHONOSCOPE, US 54338 UNALLOCATED 8.33.241.0/24 6461 ZAYO-6461, US 18798 UNALLOCATED 8.40.106.0/24 6461 ZAYO-6461, 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 198.51.100.0/24 29766 CHSPSC-29766, 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 27.100.7.0/24 Origin: 56096 UNASSIGNED 27.100.7.0/24 Transit: 45455 TH-2S1N-AP Two S One N Co Ltd, Internet 41.57.124.0/22 Origin: 37442 UNASSIGNED 41.57.124.0/22 Transit: 37204 TELONE, ZW 41.57.124.0/23 Origin: 37442 UNASSIGNED 41.57.124.0/23 Transit: 37204 TELONE, ZW 41.57.124.0/24 Origin: 37442 UNASSIGNED 41.57.124.0/24 Transit: 37204 TELONE, ZW 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 /10:39 /11:100 /12:303 /13:590 /14:1212 /15:2120 /16:13602 /17:8374 /18:14111 /19:25134 /20:43962 /21:52529 /22:109677 /23:100114 /24:547817 /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 9121 5974 6854 TTNET, TR 12479 5843 6863 UNI2-AS, ES 8151 4502 10765 Uninet S.A. de C.V., MX 8551 3473 4010 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo 11492 3419 4515 CABLEONE, US 6327 3248 3438 SHAW, CA 39891 3189 4005 ALJAWWALSTC-AS, SA 7155 2991 3902 VIASAT-SP-BACKBONE, US 22773 2882 3862 ASN-CXA-ALL-CCI-22773-RDC, US 6849 2673 2821 UKRTELNET, UA Complete listing at https://bgp.nsrc.org/REN/RENU/data-sXXas-nos Number of /24s announced per /8 block (Global) ---------------------------------------------- 1:1929 2:1072 3:157 4:7 5:4000 6:109 7:6 8:1570 9:1 11:172 12:1644 13:341 14:2338 15:232 16:44 17:384 18:183 20:246 21:4 22:188 23:5779 24:2429 25:6 27:2687 29:19 31:2459 32:96 34:7 35:87 36:1840 37:4501 38:3258 39:719 40:162 41:4398 42:1120 43:2247 44:295 45:16982 46:4203 47:327 49:1699 50:1954 51:238 52:1454 54:386 55:851 56:8 57:68 58:1788 59:1116 60:962 61:2298 62:2622 63:1951 64:5571 65:2354 66:4984 67:3000 68:1224 69:4192 70:1320 71:690 72:3103 74:2663 75:1404 76:580 77:2351 78:3988 79:3137 80:2021 81:1799 82:1499 83:1220 84:1345 85:3738 86:729 87:2002 88:2787 89:3403 90:542 91:7707 92:2028 93:2568 94:3553 95:4804 96:1328 97:353 98:1011 99:752 100:77 101:1272 102:2393 103:29614 104:4553 105:2059 106:875 107:2547 108:876 109:4338 110:1980 111:3274 112:2029 113:1495 114:1511 115:2122 116:1897 117:2444 118:2315 119:1824 120:1664 121:1034 122:2556 123:2125 124:1557 125:2070 128:1269 129:1123 130:1002 131:2216 132:834 133:377 134:1945 135:349 136:893 137:872 138:2718 139:1524 140:906 141:1459 142:1309 143:1505 144:1214 145:349 146:1834 147:1540 148:2212 149:1766 150:914 151:1068 152:1858 153:547 154:3724 155:1443 156:1692 157:1277 158:1038 159:2239 160:2567 161:1261 162:3499 163:1315 164:1678 165:1664 166:772 167:1734 168:4084 169:907 170:4901 171:838 172:3275 173:3166 174:1020 175:1171 176:3648 177:5859 178:3583 179:2622 180:2328 181:3305 182:3226 183:1918 184:2346 185:19817 186:4833 187:4391 188:4089 189:3774 190:9034 191:1849 192:10995 193:8712 194:7136 195:5110 196:3202 197:2833 198:6007 199:6065 200:7887 201:6052 202:10323 203:10247 204:4530 205:3486 206:3793 207:3396 208:4042 209:4742 210:4201 211:2328 212:4109 213:3491 214:1143 215:67 216:6530 217:2746 218:1272 219:410 220:1989 221:966 222:657 223:1966 End of report