IPv4 R&E Routing Table Report 18:35 GMT Sun 31 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: 921310 Prefixes after maximum aggregation (per Origin AS): 340921 Deaggregation factor: 2.70 Unique aggregates announced (without unneeded subnets): 437233 Number of IPv4 prefixes with a valid ROA: 358383 Number of IPv4 prefixes with an invalid ROA: 2844 Number of IPv4 prefixes with no ROA: 560083 Total ASes present in the Internet Routing Table: 73554 Prefixes per ASN: 12.53 Origin-only ASes present in the Internet Routing Table: 63024 Origin ASes announcing only one prefix: 25529 Transit ASes present in the Internet Routing Table: 10530 Transit-only ASes present in the Internet Routing Table: 390 Paths with bogon ASNs present in the IPv4 Routing Table: 129 Average AS path length visible in the Internet Routing Table: 5.6 Max AS path length visible: 250 Max AS path prepend of ASN ( 51196) 246 Prefixes from unregistered ASNs in the Routing Table: 1031 Number of instances of unregistered ASNs: 1035 Number of 32-bit ASNs allocated by the RIRs: 39905 Number of 32-bit ASNs visible in the Routing Table: 33155 Prefixes from 32-bit ASNs in the Routing Table: 164170 Number of bogon 32-bit ASNs visible in the Routing Table: 59 Special use prefixes present in the Routing Table: 2 Prefixes being announced from unallocated address space: 511 Number of addresses announced to Internet: 3071125504 Equivalent to 183 /8s, 13 /16s and 168 /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: 99.6 Total number of prefixes smaller than registry allocations: 317984 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 233419 Total APNIC prefixes after maximum aggregation: 66723 APNIC Deaggregation factor: 3.50 Prefixes being announced from the APNIC address blocks: 228352 Unique aggregates announced from the APNIC address blocks: 95960 APNIC Region origin ASes present in the Internet Routing Table: 12818 APNIC Prefixes per ASN: 17.81 APNIC Region origin ASes announcing only one prefix: 3718 APNIC Region transit ASes present in the Internet Routing Table: 1760 Average APNIC Region AS path length visible: 6.0 Max APNIC Region AS path length visible: 28 Number of APNIC region 32-bit ASNs visible in the Routing Table: 8069 Number of APNIC addresses announced to Internet: 772784896 Equivalent to 46 /8s, 15 /16s and 195 /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: 265615 Total ARIN prefixes after maximum aggregation: 120861 ARIN Deaggregation factor: 2.20 Prefixes being announced from the ARIN address blocks: 265887 Unique aggregates announced from the ARIN address blocks: 127342 ARIN Region origin ASes present in the Internet Routing Table: 19068 ARIN Prefixes per ASN: 13.94 ARIN Region origin ASes announcing only one prefix: 6930 ARIN Region transit ASes present in the Internet Routing Table: 1938 Average ARIN Region AS path length visible: 5.3 Max ARIN Region AS path length visible: 37 Number of ARIN region 32-bit ASNs visible in the Routing Table: 4575 Number of ARIN addresses announced to Internet: 1295903232 Equivalent to 77 /8s, 61 /16s and 234 /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: 263494 Total RIPE prefixes after maximum aggregation: 119189 RIPE Deaggregation factor: 2.21 Prefixes being announced from the RIPE address blocks: 260767 Unique aggregates announced from the RIPE address blocks: 152876 RIPE Region origin ASes present in the Internet Routing Table: 28211 RIPE Prefixes per ASN: 9.24 RIPE Region origin ASes announcing only one prefix: 12040 RIPE Region transit ASes present in the Internet Routing Table: 4028 Average RIPE Region AS path length visible: 5.3 Max RIPE Region AS path length visible: 250 Number of RIPE region 32-bit ASNs visible in the Routing Table: 10802 Number of RIPE addresses announced to Internet: 717971968 Equivalent to 42 /8s, 203 /16s and 98 /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: 125783 Total LACNIC prefixes after maximum aggregation: 27728 LACNIC Deaggregation factor: 4.54 Prefixes being announced from the LACNIC address blocks: 125374 Unique aggregates announced from the LACNIC address blocks: 48792 LACNIC Region origin ASes present in the Internet Routing Table: 10990 LACNIC Prefixes per ASN: 11.41 LACNIC Region origin ASes announcing only one prefix: 2301 LACNIC Region transit ASes present in the Internet Routing Table: 2274 Average LACNIC Region AS path length visible: 6.2 Max LACNIC Region AS path length visible: 56 Number of LACNIC region 32-bit ASNs visible in the Routing Table: 8707 Number of LACNIC addresses announced to Internet: 176437504 Equivalent to 10 /8s, 132 /16s and 57 /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: 31968 Total AfriNIC prefixes after maximum aggregation: 5642 AfriNIC Deaggregation factor: 5.67 Prefixes being announced from the AfriNIC address blocks: 40419 Unique aggregates announced from the AfriNIC address blocks: 11835 AfriNIC Region origin ASes present in the Internet Routing Table: 1671 AfriNIC Prefixes per ASN: 24.19 AfriNIC Region origin ASes announcing only one prefix: 540 AfriNIC Region transit ASes present in the Internet Routing Table: 319 Average AfriNIC Region AS path length visible: 5.0 Max AfriNIC Region AS path length visible: 39 Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1002 Number of AfriNIC addresses announced to Internet: 107741440 Equivalent to 6 /8s, 108 /16s and 1 /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 9019 8883 47 CHINAMOBILE-CN China Mobile Communicati 7545 5928 785 695 TPG-INTERNET-AP TPG Telecom Limited, AU 7552 3590 1330 19 VIETEL-AS-AP Viettel Group, VN 7713 3513 1042 61 TELKOMNET-AS-AP PT Telekomunikasi Indon 45899 3471 1879 49 VNPT-AS-VN VNPT Corp, VN 9498 2431 499 240 BBIL-AP BHARTI Airtel Ltd., IN 4766 2253 11123 592 KIXS-AS-KR Korea Telecom, KR 45090 2194 1438 79 TENCENT-NET-AP Shenzhen Tencent Compute 24560 2149 850 404 AIRTELBROADBAND-AS-AP Bharti Airtel Ltd 4755 2124 425 216 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 6748 10386 2696 AMAZON-02, US 11492 4530 300 628 CABLEONE, US 7155 3906 265 32 VIASAT-SP-BACKBONE, US 22773 3820 3066 350 ASN-CXA-ALL-CCI-22773-RDC, US 16625 3472 1789 2506 AKAMAI-AS, US 6327 3448 1319 64 SHAW, CA 749 3024 50732 2282 DNIC-AS-00749, US 30036 2601 371 286 MEDIACOM-ENTERPRISE-BUSINESS, US 396982 2523 3384 362 GOOGLE-CLOUD-PLATFORM, US 209 2374 4935 410 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 6881 1730 144 UNI2-AS, ES 9121 6604 1692 17 TTNET, TR 20940 4050 3361 202 AKAMAI-ASN1, NL 39891 4006 234 46 ALJAWWALSTC-AS, SA 8551 3994 374 39 BEZEQ-INTERNATIONAL-AS Bezeqint Interne 12389 2914 2290 912 ROSTELECOM-AS, RU 6849 2788 355 21 UKRTELNET, UA 9009 2582 254 1332 M247, GB 34984 2244 357 633 TELLCOM-AS, TR 47331 2029 321 1550 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 10791 3397 559 Uninet S.A. de C.V., MX 10620 3479 515 781 Telmex Colombia S.A., CO 11830 2411 369 64 Instituto Costarricense de Electricidad 13999 1920 314 511 Mega Cable, S.A. de C.V., MX 28573 1366 2331 269 Claro NXT Telecomunicacoes Ltda, BR 6503 1291 338 521 Axtel, S.A.B. de C.V., MX 3816 1267 693 153 COLOMBIA TELECOMUNICACIONES S.A. ESP, C 6147 1085 370 21 Telefonica del Peru S.A.A., PE 11664 1013 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 1949 322 62 Telkom-Internet, ZA 24863 1607 393 21 LINKdotNET-AS, EG 24835 1546 521 31 RAYA-AS, EG 36992 1326 1519 268 ETISALAT-MISR, EG 36903 1199 545 114 MT-MPLS, MA 29571 969 66 46 ORANGE-COTE-IVOIRE, CI 36935 801 520 42 Vodafone-, EG 6713 611 1863 34 IAM-AS, MA 15399 496 50 30 WANANCHI-, KE 37342 481 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 10791 3397 559 Uninet S.A. de C.V., MX 9808 9019 8883 47 CHINAMOBILE-CN China Mobile Communicati 12479 6881 1730 144 UNI2-AS, ES 16509 6748 10386 2696 AMAZON-02, US 9121 6604 1692 17 TTNET, TR 7545 5928 785 695 TPG-INTERNET-AP TPG Telecom Limited, AU 11492 4530 300 628 CABLEONE, US 20940 4050 3361 202 AKAMAI-ASN1, NL 39891 4006 234 46 ALJAWWALSTC-AS, SA 8551 3994 374 39 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 9019 8972 CHINAMOBILE-CN China Mobile Communications Grou 12479 6881 6737 UNI2-AS, ES 9121 6604 6587 TTNET, TR 7545 5928 5233 TPG-INTERNET-AP TPG Telecom Limited, AU 16509 6748 4052 AMAZON-02, US 39891 4006 3960 ALJAWWALSTC-AS, SA 8551 3994 3955 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo 11492 4530 3902 CABLEONE, US 7155 3906 3874 VIASAT-SP-BACKBONE, US 20940 4050 3848 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 1103 SURFNET-NL SURFnet, The Netherlands, NL 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 /12:304 /13:592 /14:1212 /15:2125 /16:13608 /17:8374 /18:14117 /19:25133 /20:43966 /21:52567 /22:109845 /23:100212 /24:549087 /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 5867 6881 UNI2-AS, ES 9121 5764 6604 TTNET, TR 8151 4518 10791 Uninet S.A. de C.V., MX 8551 3457 3994 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo 11492 3434 4530 CABLEONE, US 6327 3258 3448 SHAW, CA 39891 3189 4006 ALJAWWALSTC-AS, SA 7155 2995 3906 VIASAT-SP-BACKBONE, US 22773 2840 3820 ASN-CXA-ALL-CCI-22773-RDC, US 6849 2640 2788 UKRTELNET, UA Complete listing at https://bgp.nsrc.org/REN/RENU/data-sXXas-nos Number of /24s announced per /8 block (Global) ---------------------------------------------- 1:1950 2:1059 3:157 4:7 5:3997 6:111 7:6 8:1583 9:1 11:172 12:1642 13:341 14:2350 15:234 16:44 17:389 18:174 20:246 21:4 22:188 23:5850 24:2432 25:6 27:2696 29:19 31:2449 32:96 34:7 35:87 36:1841 37:4500 38:3358 39:721 40:162 41:4396 42:1128 43:2241 44:295 45:17003 46:4210 47:330 49:1711 50:1956 51:238 52:1451 54:384 55:852 56:8 57:67 58:1802 59:1114 60:964 61:2333 62:2623 63:1946 64:5627 65:2409 66:4970 67:3005 68:1223 69:4205 70:1317 71:689 72:3102 74:2664 75:1409 76:579 77:2371 78:3979 79:3132 80:2032 81:1814 82:1502 83:1219 84:1369 85:3696 86:738 87:2004 88:2797 89:3413 90:548 91:7722 92:2043 93:2581 94:3566 95:4781 96:1332 97:353 98:1026 99:752 100:77 101:1288 102:2444 103:29726 104:4550 105:2058 106:880 107:2549 108:880 109:4357 110:1985 111:3276 112:2039 113:1514 114:1518 115:2121 116:1896 117:2435 118:2301 119:1819 120:1740 121:1024 122:2566 123:2132 124:1552 125:2072 128:1259 129:1121 130:995 131:2234 132:824 133:378 134:1941 135:342 136:893 137:876 138:2759 139:1490 140:937 141:1450 142:1333 143:1481 144:1212 145:348 146:1844 147:1527 148:2182 149:1765 150:878 151:1071 152:1872 153:543 154:3900 155:1455 156:1770 157:1281 158:1040 159:2233 160:2566 161:1317 162:3513 163:1353 164:1690 165:1677 166:764 167:1760 168:4049 169:900 170:4886 171:840 172:3297 173:3147 174:1031 175:1174 176:3694 177:5864 178:3574 179:2620 180:2336 181:3317 182:3203 183:1915 184:2344 185:19766 186:4849 187:4445 188:4100 189:3757 190:9084 191:1851 192:11024 193:8717 194:7146 195:5124 196:3187 197:2849 198:6034 199:6070 200:7939 201:6027 202:10324 203:10252 204:4526 205:3453 206:3797 207:3395 208:4048 209:4756 210:4247 211:2318 212:4100 213:3510 214:1135 215:65 216:6420 217:2735 218:1265 219:413 220:2006 221:963 222:655 223:1971 End of report