IPv4 R&E Routing Table Report 18:35 GMT Sun 08 May, 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: 912864 Prefixes after maximum aggregation (per Origin AS): 337820 Deaggregation factor: 2.70 Unique aggregates announced (without unneeded subnets): 431074 Number of IPv4 prefixes with a valid ROA: 674243 Number of IPv4 prefixes with an invalid ROA: 5507 Number of IPv4 prefixes with no ROA: 1145978 Total ASes present in the Internet Routing Table: 73212 Prefixes per ASN: 12.47 Origin-only ASes present in the Internet Routing Table: 62736 Origin ASes announcing only one prefix: 25320 Transit ASes present in the Internet Routing Table: 10476 Transit-only ASes present in the Internet Routing Table: 380 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: 1049 Number of instances of unregistered ASNs: 1056 Number of 32-bit ASNs allocated by the RIRs: 39335 Number of 32-bit ASNs visible in the Routing Table: 32677 Prefixes from 32-bit ASNs in the Routing Table: 159918 Number of bogon 32-bit ASNs visible in the Routing Table: 54 Special use prefixes present in the Routing Table: 2 Prefixes being announced from unallocated address space: 496 Number of addresses announced to Internet: 3067258880 Equivalent to 182 /8s, 210 /16s and 168 /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: 315219 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 231726 Total APNIC prefixes after maximum aggregation: 66243 APNIC Deaggregation factor: 3.50 Prefixes being announced from the APNIC address blocks: 226932 Unique aggregates announced from the APNIC address blocks: 94900 APNIC Region origin ASes present in the Internet Routing Table: 12597 APNIC Prefixes per ASN: 18.01 APNIC Region origin ASes announcing only one prefix: 3580 APNIC Region transit ASes present in the Internet Routing Table: 1743 Average APNIC Region AS path length visible: 6.1 Max APNIC Region AS path length visible: 32 Number of APNIC region 32-bit ASNs visible in the Routing Table: 7828 Number of APNIC addresses announced to Internet: 773603328 Equivalent to 46 /8s, 28 /16s and 64 /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: 262882 Total ARIN prefixes after maximum aggregation: 120000 ARIN Deaggregation factor: 2.19 Prefixes being announced from the ARIN address blocks: 262885 Unique aggregates announced from the ARIN address blocks: 124842 ARIN Region origin ASes present in the Internet Routing Table: 19053 ARIN Prefixes per ASN: 13.80 ARIN Region origin ASes announcing only one prefix: 6917 ARIN Region transit ASes present in the Internet Routing Table: 1951 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: 4482 Number of ARIN addresses announced to Internet: 1295505408 Equivalent to 77 /8s, 55 /16s and 216 /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: 261112 Total RIPE prefixes after maximum aggregation: 117707 RIPE Deaggregation factor: 2.22 Prefixes being announced from the RIPE address blocks: 258429 Unique aggregates announced from the RIPE address blocks: 150465 RIPE Region origin ASes present in the Internet Routing Table: 28182 RIPE Prefixes per ASN: 9.17 RIPE Region origin ASes announcing only one prefix: 12013 RIPE Region transit ASes present in the Internet Routing Table: 4024 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: 10732 Number of RIPE addresses announced to Internet: 714089216 Equivalent to 42 /8s, 144 /16s and 35 /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: 124609 Total LACNIC prefixes after maximum aggregation: 27622 LACNIC Deaggregation factor: 4.51 Prefixes being announced from the LACNIC address blocks: 124314 Unique aggregates announced from the LACNIC address blocks: 48704 LACNIC Region origin ASes present in the Internet Routing Table: 10977 LACNIC Prefixes per ASN: 11.32 LACNIC Region origin ASes announcing only one prefix: 2286 LACNIC Region transit ASes present in the Internet Routing Table: 2237 Average LACNIC Region AS path length visible: 6.2 Max LACNIC Region AS path length visible: 67 Number of LACNIC region 32-bit ASNs visible in the Routing Table: 8669 Number of LACNIC addresses announced to Internet: 176397312 Equivalent to 10 /8s, 131 /16s and 156 /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: 31486 Total AfriNIC prefixes after maximum aggregation: 5541 AfriNIC Deaggregation factor: 5.68 Prefixes being announced from the AfriNIC address blocks: 39808 Unique aggregates announced from the AfriNIC address blocks: 11731 AfriNIC Region origin ASes present in the Internet Routing Table: 1631 AfriNIC Prefixes per ASN: 24.41 AfriNIC Region origin ASes announcing only one prefix: 524 AfriNIC Region transit ASes present in the Internet Routing Table: 329 Average AfriNIC Region AS path length visible: 5.0 Max AfriNIC Region AS path length visible: 37 Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 966 Number of AfriNIC addresses announced to Internet: 107386624 Equivalent to 6 /8s, 102 /16s and 151 /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 9130 8883 41 CHINAMOBILE-CN China Mobile Communicati 7545 5919 789 696 TPG-INTERNET-AP TPG Telecom Limited, AU 7552 3592 1330 19 VIETEL-AS-AP Viettel Group, VN 45899 3516 1880 56 VNPT-AS-VN VNPT Corp, VN 7713 3501 1039 53 TELKOMNET-AS-AP PT Telekomunikasi Indon 9498 2406 499 241 BBIL-AP BHARTI Airtel Ltd., IN 4766 2252 11119 595 KIXS-AS-KR Korea Telecom, KR 45090 2187 1438 79 TENCENT-NET-AP Shenzhen Tencent Compute 4755 2118 438 201 TATACOMM-AS TATA Communications formerl 24560 2053 855 379 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 6353 10282 2727 AMAZON-02, US 11492 4490 298 690 CABLEONE, US 22773 3921 3050 352 ASN-CXA-ALL-CCI-22773-RDC, US 7155 3901 264 31 VIASAT-SP-BACKBONE, US 16625 3597 1839 2541 AKAMAI-AS, US 6327 3436 1318 61 SHAW, CA 749 2881 50780 2137 DNIC-AS-00749, US 30036 2618 373 159 MEDIACOM-ENTERPRISE-BUSINESS, US 209 2513 4961 422 CENTURYLINK-US-LEGACY-QWEST, US 20115 2251 3051 492 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 6771 1730 150 UNI2-AS, ES 9121 6704 1692 17 TTNET, TR 8551 4009 374 39 BEZEQ-INTERNATIONAL-AS Bezeqint Interne 20940 3942 3360 199 AKAMAI-ASN1, NL 39891 3683 212 32 ALJAWWALSTC-AS, SA 6849 2941 355 21 UKRTELNET, UA 12389 2921 2273 908 ROSTELECOM-AS, RU 9009 2496 250 1297 M247, GB 34984 2240 358 633 TELLCOM-AS, TR 47331 2089 329 1600 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 10580 3394 562 Uninet S.A. de C.V., MX 10620 3474 519 737 Telmex Colombia S.A., CO 11830 2433 369 63 Instituto Costarricense de Electricidad 13999 1780 298 470 Mega Cable, S.A. de C.V., MX 6503 1454 355 527 Axtel, S.A.B. de C.V., MX 28573 1389 2333 253 CLARO S.A., BR 3816 1256 669 148 COLOMBIA TELECOMUNICACIONES S.A. ESP, C 6147 1079 369 21 Telefonica del Peru S.A.A., PE 11664 1016 191 442 Techtel LMDS Comunicaciones Interactiva 11172 957 133 61 Alestra, S. de R.L. de C.V., MX 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 1945 323 62 Telkom-Internet, ZA 24863 1653 393 21 LINKdotNET-AS, EG 24835 1442 501 30 RAYA-AS, EG 36992 1314 1519 263 ETISALAT-MISR, EG 36903 1199 545 114 MT-MPLS, MA 29571 931 65 58 ORANGE-COTE-IVOIRE, CI 36935 619 520 42 Vodafone-, EG 6713 611 1863 34 IAM-AS, MA 15399 497 50 30 WANANCHI-, KE 37342 467 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 10580 3394 562 Uninet S.A. de C.V., MX 9808 9130 8883 41 CHINAMOBILE-CN China Mobile Communicati 12479 6771 1730 150 UNI2-AS, ES 9121 6704 1692 17 TTNET, TR 16509 6353 10282 2727 AMAZON-02, US 7545 5919 789 696 TPG-INTERNET-AP TPG Telecom Limited, AU 11492 4490 298 690 CABLEONE, US 8551 4009 374 39 BEZEQ-INTERNATIONAL-AS Bezeqint Interne 20940 3942 3360 199 AKAMAI-ASN1, NL 22773 3921 3050 352 ASN-CXA-ALL-CCI-22773-RDC, 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 9130 9089 CHINAMOBILE-CN China Mobile Communications Grou 9121 6704 6687 TTNET, TR 12479 6771 6621 UNI2-AS, ES 7545 5919 5223 TPG-INTERNET-AP TPG Telecom Limited, AU 8551 4009 3970 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo 7155 3901 3870 VIASAT-SP-BACKBONE, US 11492 4490 3800 CABLEONE, US 20940 3942 3743 AKAMAI-ASN1, NL 39891 3683 3651 ALJAWWALSTC-AS, SA 16509 6353 3626 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 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 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 395438 UNALLOCATED 8.42.206.0/24 3356 LEVEL3, US 395056 UNALLOCATED 8.45.133.0/24 3356 LEVEL3, 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 23.166.208.0/24 Origin: 398906 LUFTCLOUD-ASN-01, US 23.166.208.0/24 Transit: 132132 REPUBLICTELECOM-SG MyRepublic Ltd., SG 23.185.16.0/24 Origin: 399244 BLOOM-HOST, US 23.185.16.0/24 Transit: 13335 CLOUDFLARENET, US 23.185.17.0/24 Origin: 399244 BLOOM-HOST, US 23.185.17.0/24 Transit: 13335 CLOUDFLARENET, 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 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 /12:304 /13:589 /14:1216 /15:2124 /16:13612 /17:8359 /18:14038 /19:25245 /20:43334 /21:52576 /22:109146 /23:99255 /24:542897 /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 5862 6704 TTNET, TR 12479 5752 6771 UNI2-AS, ES 8151 4296 10580 Uninet S.A. de C.V., MX 8551 3475 4009 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo 11492 3396 4490 CABLEONE, US 6327 3249 3436 SHAW, CA 39891 3003 3683 ALJAWWALSTC-AS, SA 7155 2991 3901 VIASAT-SP-BACKBONE, US 22773 2932 3921 ASN-CXA-ALL-CCI-22773-RDC, US 6849 2786 2941 UKRTELNET, UA Complete listing at https://bgp.nsrc.org/REN/RENU/data-sXXas-nos Number of /24s announced per /8 block (Global) ---------------------------------------------- 1:1934 2:1040 3:154 4:8 5:3924 6:104 7:5 8:1569 9:1 11:172 12:1711 13:301 14:2377 15:198 16:45 17:384 18:159 20:213 21:4 22:188 23:5665 24:2335 25:6 27:2657 29:19 31:2448 32:97 34:1 35:73 36:1784 37:4481 38:2818 39:701 40:163 41:4457 42:1092 43:2209 44:296 45:17016 46:4190 47:323 49:1697 50:2169 51:101 52:1421 54:365 55:735 56:8 57:66 58:1767 59:1123 60:959 61:2274 62:2601 63:1962 64:5532 65:2339 66:4955 67:3017 68:1221 69:4161 70:1336 71:681 72:3116 74:2670 75:1400 76:585 77:2297 78:3982 79:3117 80:2016 81:1766 82:1498 83:1216 84:1371 85:3702 86:713 87:2065 88:2739 89:3365 90:520 91:7734 92:2008 93:2606 94:3551 95:4788 96:1307 97:350 98:995 99:736 100:75 101:1277 102:2277 103:29175 104:4389 105:2049 106:873 107:2532 108:842 109:4228 110:2018 111:3231 112:2031 113:1504 114:1518 115:2097 116:1884 117:2521 118:2332 119:1841 120:1663 121:1043 122:2587 123:2134 124:1543 125:2084 128:1244 129:1169 130:984 131:2222 132:820 133:372 134:1903 135:296 136:885 137:867 138:2709 139:1502 140:857 141:1403 142:1297 143:1515 144:1211 145:344 146:1822 147:1494 148:2228 149:1733 150:861 151:1083 152:1861 153:540 154:3581 155:1421 156:1847 157:1235 158:1043 159:2164 160:2567 161:1274 162:3494 163:1285 164:1676 165:1645 166:712 167:1714 168:4052 169:869 170:4869 171:831 172:3144 173:3133 174:1024 175:1158 176:3560 177:5774 178:3532 179:2444 180:2284 181:3016 182:3219 183:1933 184:2383 185:19620 186:4734 187:4275 188:3974 189:3645 190:8988 191:1743 192:11054 193:8657 194:7052 195:5042 196:3178 197:2795 198:6028 199:6073 200:7859 201:5921 202:10298 203:10232 204:4570 205:3446 206:3794 207:3394 208:4070 209:4702 210:4123 211:2362 212:4071 213:3468 214:1146 215:67 216:6472 217:2772 218:1265 219:410 220:1945 221:981 222:670 223:2123 End of report