IPv4 R&E Routing Table Report 18:35 GMT Wed 05 Oct, 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: 927878 Prefixes after maximum aggregation (per Origin AS): 343579 Deaggregation factor: 2.70 Unique aggregates announced (without unneeded subnets): 440326 Number of IPv4 prefixes with a valid ROA: 370899 Number of IPv4 prefixes with an invalid ROA: 3018 Number of IPv4 prefixes with no ROA: 553961 Total ASes present in the Internet Routing Table: 73780 Prefixes per ASN: 12.58 Origin-only ASes present in the Internet Routing Table: 63245 Origin ASes announcing only one prefix: 25493 Transit ASes present in the Internet Routing Table: 10535 Transit-only ASes present in the Internet Routing Table: 415 Paths with bogon ASNs present in the IPv4 Routing Table: 191 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: 1109 Number of instances of unregistered ASNs: 1113 Number of 32-bit ASNs allocated by the RIRs: 40338 Number of 32-bit ASNs visible in the Routing Table: 33482 Prefixes from 32-bit ASNs in the Routing Table: 168236 Number of bogon 32-bit ASNs visible in the Routing Table: 57 Special use prefixes present in the Routing Table: 2 Prefixes being announced from unallocated address space: 506 Number of addresses announced to Internet: 3065437184 Equivalent to 182 /8s, 182 /16s and 220 /24s Percentage of available address space announced: 82.8 Percentage of allocated address space announced: 82.8 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: 319783 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 235055 Total APNIC prefixes after maximum aggregation: 67260 APNIC Deaggregation factor: 3.49 Prefixes being announced from the APNIC address blocks: 229952 Unique aggregates announced from the APNIC address blocks: 96596 APNIC Region origin ASes present in the Internet Routing Table: 12972 APNIC Prefixes per ASN: 17.73 APNIC Region origin ASes announcing only one prefix: 3731 APNIC Region transit ASes present in the Internet Routing Table: 1756 Average APNIC Region AS path length visible: 5.9 Max APNIC Region AS path length visible: 53 Number of APNIC region 32-bit ASNs visible in the Routing Table: 8237 Number of APNIC addresses announced to Internet: 773447168 Equivalent to 46 /8s, 25 /16s and 222 /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: 267638 Total ARIN prefixes after maximum aggregation: 121680 ARIN Deaggregation factor: 2.20 Prefixes being announced from the ARIN address blocks: 268750 Unique aggregates announced from the ARIN address blocks: 128414 ARIN Region origin ASes present in the Internet Routing Table: 19079 ARIN Prefixes per ASN: 14.09 ARIN Region origin ASes announcing only one prefix: 6947 ARIN Region transit ASes present in the Internet Routing Table: 1948 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: 4622 Number of ARIN addresses announced to Internet: 1290841088 Equivalent to 76 /8s, 240 /16s and 172 /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: 264555 Total RIPE prefixes after maximum aggregation: 120194 RIPE Deaggregation factor: 2.20 Prefixes being announced from the RIPE address blocks: 261333 Unique aggregates announced from the RIPE address blocks: 153852 RIPE Region origin ASes present in the Internet Routing Table: 28210 RIPE Prefixes per ASN: 9.26 RIPE Region origin ASes announcing only one prefix: 11981 RIPE Region transit ASes present in the Internet Routing Table: 4019 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: 10846 Number of RIPE addresses announced to Internet: 716712704 Equivalent to 42 /8s, 184 /16s and 43 /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: 127051 Total LACNIC prefixes after maximum aggregation: 27943 LACNIC Deaggregation factor: 4.55 Prefixes being announced from the LACNIC address blocks: 126575 Unique aggregates announced from the LACNIC address blocks: 49071 LACNIC Region origin ASes present in the Internet Routing Table: 10991 LACNIC Prefixes per ASN: 11.52 LACNIC Region origin ASes announcing only one prefix: 2277 LACNIC Region transit ASes present in the Internet Routing Table: 2271 Average LACNIC Region AS path length visible: 6.1 Max LACNIC Region AS path length visible: 56 Number of LACNIC region 32-bit ASNs visible in the Routing Table: 8747 Number of LACNIC addresses announced to Internet: 176229376 Equivalent to 10 /8s, 129 /16s and 12 /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: 32470 Total AfriNIC prefixes after maximum aggregation: 5677 AfriNIC Deaggregation factor: 5.72 Prefixes being announced from the AfriNIC address blocks: 40762 Unique aggregates announced from the AfriNIC address blocks: 11967 AfriNIC Region origin ASes present in the Internet Routing Table: 1704 AfriNIC Prefixes per ASN: 23.92 AfriNIC Region origin ASes announcing only one prefix: 557 AfriNIC Region transit ASes present in the Internet Routing Table: 321 Average AfriNIC Region AS path length visible: 5.2 Max AfriNIC Region AS path length visible: 60 Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1030 Number of AfriNIC addresses announced to Internet: 107922688 Equivalent to 6 /8s, 110 /16s and 197 /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 9060 8883 47 CHINAMOBILE-CN China Mobile Communicati 7545 5922 786 696 TPG-INTERNET-AP TPG Telecom Limited, AU 7552 3588 1330 20 VIETEL-AS-AP Viettel Group, VN 45899 3469 1877 66 VNPT-AS-VN VNPT Corp, VN 7713 3468 1042 61 TELKOMNET-AS-AP PT Telekomunikasi Indon 9498 2458 499 239 BBIL-AP BHARTI Airtel Ltd., IN 24560 2233 851 412 AIRTELBROADBAND-AS-AP Bharti Airtel Ltd 4766 2223 11250 591 KIXS-AS-KR Korea Telecom, KR 45090 2194 1438 79 TENCENT-NET-AP Shenzhen Tencent Compute 4755 2133 425 218 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 7234 10544 2853 AMAZON-02, US 11492 4548 301 624 CABLEONE, US 7155 3898 265 32 VIASAT-SP-BACKBONE, US 22773 3783 3066 356 ASN-CXA-ALL-CCI-22773-RDC, US 16625 3551 1850 2545 AKAMAI-AS, US 6327 3498 1319 64 SHAW, CA 749 3030 50696 2297 DNIC-AS-00749, US 30036 2597 367 297 MEDIACOM-ENTERPRISE-BUSINESS, US 396982 2546 3479 344 GOOGLE-CLOUD-PLATFORM, US 209 2347 4933 391 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 6882 1730 144 UNI2-AS, ES 9121 6782 1692 17 TTNET, TR 20940 4109 3400 180 AKAMAI-ASN1, NL 39891 4010 234 47 ALJAWWALSTC-AS, SA 8551 3988 374 38 BEZEQ-INTERNATIONAL-AS Bezeqint Interne 12389 2919 2290 912 ROSTELECOM-AS, RU 9009 2616 252 1343 M247, RO 6849 2550 339 20 UKRTELNET, UA 34984 2251 358 626 TELLCOM-AS, TR 47331 1987 313 1502 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 11051 3394 562 Uninet S.A. de C.V., MX 10620 3471 512 856 Telmex Colombia S.A., CO 11830 2303 369 64 Instituto Costarricense de Electricidad 13999 2047 334 530 Mega Cable, S.A. de C.V., MX 28573 1348 2328 264 Claro NXT Telecomunicacoes Ltda, BR 6503 1292 338 521 Axtel, S.A.B. de C.V., MX 3816 1279 712 148 COLOMBIA TELECOMUNICACIONES S.A. ESP, C 6147 1142 369 22 Telefonica del Peru S.A.A., PE 11664 1071 180 462 Techtel LMDS Comunicaciones Interactiva 26615 987 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 1888 326 59 Telkom-Internet, ZA 24835 1520 521 31 RAYA-AS, EG 24863 1495 393 21 LINKdotNET-AS, EG 36992 1348 1519 270 ETISALAT-MISR, EG 36903 1268 550 99 MT-MPLS, MA 29571 1006 68 32 ORANGE-COTE-IVOIRE, CI 36935 815 520 42 Vodafone-, EG 6713 611 1863 34 IAM-AS, MA 15399 505 51 35 WANANCHI-, KE 37342 488 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 11051 3394 562 Uninet S.A. de C.V., MX 9808 9060 8883 47 CHINAMOBILE-CN China Mobile Communicati 16509 7234 10544 2853 AMAZON-02, US 12479 6882 1730 144 UNI2-AS, ES 9121 6782 1692 17 TTNET, TR 7545 5922 786 696 TPG-INTERNET-AP TPG Telecom Limited, AU 11492 4548 301 624 CABLEONE, US 20940 4109 3400 180 AKAMAI-ASN1, NL 39891 4010 234 47 ALJAWWALSTC-AS, SA 8551 3988 374 38 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 9060 9013 CHINAMOBILE-CN China Mobile Communications Grou 9121 6782 6765 TTNET, TR 12479 6882 6738 UNI2-AS, ES 7545 5922 5226 TPG-INTERNET-AP TPG Telecom Limited, AU 16509 7234 4381 AMAZON-02, US 39891 4010 3963 ALJAWWALSTC-AS, SA 8551 3988 3950 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo 20940 4109 3929 AKAMAI-ASN1, NL 11492 4548 3924 CABLEONE, US 7155 3898 3866 VIASAT-SP-BACKBONE, 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 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 25674 UNALLOCATED 8.12.76.0/24 3356 LEVEL3, US 25674 UNALLOCATED 8.14.115.0/24 3356 LEVEL3, US 12169 UNALLOCATED 8.15.207.0/24 32787 PROLEXIC-TECHNOLOGIES-DDOS-M 25674 UNALLOCATED 8.19.146.0/24 3356 LEVEL3, 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 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 /10:38 /11:100 /12:296 /13:588 /14:1203 /15:2104 /16:13583 /17:8409 /18:14120 /19:25224 /20:44008 /21:52991 /22:110346 /23:100688 /24:554151 /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 5928 6782 TTNET, TR 12479 5889 6882 UNI2-AS, ES 8151 4787 11051 Uninet S.A. de C.V., MX 11492 3471 4548 CABLEONE, US 8551 3452 3988 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo 6327 3307 3498 SHAW, CA 39891 3193 4010 ALJAWWALSTC-AS, SA 7155 2987 3898 VIASAT-SP-BACKBONE, US 22773 2788 3783 ASN-CXA-ALL-CCI-22773-RDC, US 6849 2402 2550 UKRTELNET, UA Complete listing at https://bgp.nsrc.org/REN/RENU/data-sXXas-nos Number of /24s announced per /8 block (Global) ---------------------------------------------- 1:1894 2:1035 3:166 4:7 5:4076 6:116 7:6 8:1600 9:1 11:173 12:1626 13:329 14:2369 15:266 16:68 17:362 18:327 20:245 21:4 22:188 23:5959 24:2506 25:6 27:2744 29:19 31:2455 32:96 34:7 35:90 36:1894 37:4502 38:3654 39:748 40:169 41:4404 42:1168 43:2277 44:298 45:17392 46:4221 47:378 49:1741 50:1946 51:243 52:1486 54:387 55:850 56:8 57:86 58:1791 59:1114 60:988 61:2412 62:2636 63:1929 64:5658 65:2328 66:4947 67:2995 68:1233 69:4206 70:1307 71:685 72:3047 74:2670 75:1488 76:590 77:2376 78:4034 79:3143 80:2060 81:1810 82:1518 83:1220 84:1420 85:3724 86:731 87:2007 88:2817 89:3441 90:545 91:7675 92:2056 93:2557 94:3568 95:4792 96:1335 97:345 98:1035 99:734 100:77 101:1302 102:2699 103:30399 104:4583 105:1981 106:887 107:2542 108:905 109:4361 110:2015 111:3277 112:2048 113:1517 114:1545 115:2127 116:1900 117:2498 118:2330 119:1861 120:1709 121:1027 122:2566 123:2142 124:1533 125:2123 128:1265 129:1063 130:986 131:2234 132:838 133:376 134:1902 135:338 136:873 137:901 138:2825 139:1514 140:1087 141:1483 142:1372 143:1489 144:1200 145:349 146:1869 147:1543 148:2248 149:1813 150:892 151:1119 152:1946 153:551 154:3942 155:1430 156:1697 157:1302 158:1046 159:2185 160:2625 161:1365 162:3537 163:1446 164:1732 165:1693 166:782 167:1731 168:4145 169:901 170:4965 171:854 172:3414 173:3115 174:1018 175:1175 176:3662 177:5957 178:3573 179:2584 180:2338 181:3341 182:3198 183:1919 184:2356 185:19927 186:5020 187:4522 188:4123 189:3857 190:9145 191:1774 192:11031 193:8764 194:7224 195:5134 196:3218 197:2872 198:6021 199:6078 200:8023 201:6050 202:10402 203:10226 204:4528 205:3492 206:3915 207:3428 208:4066 209:4790 210:4219 211:2340 212:4117 213:3583 214:1116 215:54 216:6460 217:2720 218:1270 219:410 220:2032 221:947 222:649 223:1987 End of report