IPv4 R&E Routing Table Report 18:35 GMT Fri 29 Apr, 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: 912650 Prefixes after maximum aggregation (per Origin AS): 337885 Deaggregation factor: 2.70 Unique aggregates announced (without unneeded subnets): 430809 Number of IPv4 prefixes with a valid ROA: 666076 Number of IPv4 prefixes with an invalid ROA: 5900 Number of IPv4 prefixes with no ROA: 1153324 Total ASes present in the Internet Routing Table: 73179 Prefixes per ASN: 12.47 Origin-only ASes present in the Internet Routing Table: 62977 Origin ASes announcing only one prefix: 25312 Transit ASes present in the Internet Routing Table: 10202 Transit-only ASes present in the Internet Routing Table: 353 Average AS path length visible in the Internet Routing Table: 6.0 Max AS path length visible: 66 Max AS path prepend of ASN (267602) 58 Prefixes from unregistered ASNs in the Routing Table: 875 Number of instances of unregistered ASNs: 880 Number of 32-bit ASNs allocated by the RIRs: 39240 Number of 32-bit ASNs visible in the Routing Table: 32661 Prefixes from 32-bit ASNs in the Routing Table: 160070 Number of bogon 32-bit ASNs visible in the Routing Table: 34 Special use prefixes present in the Routing Table: 2 Prefixes being announced from unallocated address space: 492 Number of addresses announced to Internet: 3067078912 Equivalent to 182 /8s, 207 /16s and 233 /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: 314856 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 232166 Total APNIC prefixes after maximum aggregation: 66337 APNIC Deaggregation factor: 3.50 Prefixes being announced from the APNIC address blocks: 227116 Unique aggregates announced from the APNIC address blocks: 94789 APNIC Region origin ASes present in the Internet Routing Table: 12598 APNIC Prefixes per ASN: 18.03 APNIC Region origin ASes announcing only one prefix: 3568 APNIC Region transit ASes present in the Internet Routing Table: 1722 Average APNIC Region AS path length visible: 6.3 Max APNIC Region AS path length visible: 29 Number of APNIC region 32-bit ASNs visible in the Routing Table: 7823 Number of APNIC addresses announced to Internet: 773604096 Equivalent to 46 /8s, 28 /16s and 67 /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: 263032 Total ARIN prefixes after maximum aggregation: 120009 ARIN Deaggregation factor: 2.19 Prefixes being announced from the ARIN address blocks: 263164 Unique aggregates announced from the ARIN address blocks: 124776 ARIN Region origin ASes present in the Internet Routing Table: 19047 ARIN Prefixes per ASN: 13.82 ARIN Region origin ASes announcing only one prefix: 6924 ARIN Region transit ASes present in the Internet Routing Table: 1915 Average ARIN Region AS path length visible: 5.8 Max ARIN Region AS path length visible: 40 Number of ARIN region 32-bit ASNs visible in the Routing Table: 4476 Number of ARIN addresses announced to Internet: 1295576320 Equivalent to 77 /8s, 56 /16s and 237 /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: 260741 Total RIPE prefixes after maximum aggregation: 117758 RIPE Deaggregation factor: 2.21 Prefixes being announced from the RIPE address blocks: 257931 Unique aggregates announced from the RIPE address blocks: 150608 RIPE Region origin ASes present in the Internet Routing Table: 28186 RIPE Prefixes per ASN: 9.15 RIPE Region origin ASes announcing only one prefix: 12011 RIPE Region transit ASes present in the Internet Routing Table: 3903 Average RIPE Region AS path length visible: 5.8 Max RIPE Region AS path length visible: 31 Number of RIPE region 32-bit ASNs visible in the Routing Table: 10736 Number of RIPE addresses announced to Internet: 714029312 Equivalent to 42 /8s, 143 /16s and 57 /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: 124583 Total LACNIC prefixes after maximum aggregation: 27553 LACNIC Deaggregation factor: 4.52 Prefixes being announced from the LACNIC address blocks: 124344 Unique aggregates announced from the LACNIC address blocks: 48498 LACNIC Region origin ASes present in the Internet Routing Table: 10972 LACNIC Prefixes per ASN: 11.33 LACNIC Region origin ASes announcing only one prefix: 2279 LACNIC Region transit ASes present in the Internet Routing Table: 2194 Average LACNIC Region AS path length visible: 6.3 Max LACNIC Region AS path length visible: 66 Number of LACNIC region 32-bit ASNs visible in the Routing Table: 8658 Number of LACNIC addresses announced to Internet: 176441856 Equivalent to 10 /8s, 132 /16s and 74 /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: 31253 Total AfriNIC prefixes after maximum aggregation: 5548 AfriNIC Deaggregation factor: 5.63 Prefixes being announced from the AfriNIC address blocks: 39603 Unique aggregates announced from the AfriNIC address blocks: 11710 AfriNIC Region origin ASes present in the Internet Routing Table: 1640 AfriNIC Prefixes per ASN: 24.15 AfriNIC Region origin ASes announcing only one prefix: 530 AfriNIC Region transit ASes present in the Internet Routing Table: 327 Average AfriNIC Region AS path length visible: 5.3 Max AfriNIC Region AS path length visible: 38 Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 968 Number of AfriNIC addresses announced to Internet: 107151104 Equivalent to 6 /8s, 98 /16s and 255 /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 9149 8883 41 CHINAMOBILE-CN China Mobile Communicati 7545 5911 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 2403 491 241 BBIL-AP BHARTI Airtel Ltd., IN 4766 2253 11119 596 KIXS-AS-KR Korea Telecom, KR 45090 2169 1438 79 TENCENT-NET-AP Shenzhen Tencent Compute 4755 2118 430 199 TATACOMM-AS TATA Communications formerl 24560 2051 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 6267 10276 2707 AMAZON-02, US 11492 4473 297 696 CABLEONE, US 22773 3927 3058 355 ASN-CXA-ALL-CCI-22773-RDC, US 7155 3901 264 31 VIASAT-SP-BACKBONE, US 16625 3596 1837 2539 AKAMAI-AS, US 6327 3431 1318 61 SHAW, CA 749 2882 50780 2138 DNIC-AS-00749, US 30036 2618 373 133 MEDIACOM-ENTERPRISE-BUSINESS, US 209 2521 4962 423 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 9121 6927 1692 17 TTNET, TR 12479 6773 1730 150 UNI2-AS, ES 8551 4009 374 39 BEZEQ-INTERNATIONAL-AS Bezeqint Interne 20940 3940 3360 197 AKAMAI-ASN1, NL 39891 3818 220 34 ALJAWWALSTC-AS, SA 6849 2941 355 21 UKRTELNET, UA 12389 2921 2273 908 ROSTELECOM-AS, RU 9009 2480 248 1285 M247, GB 34984 2239 358 633 TELLCOM-AS, TR 47331 1888 294 1441 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 10615 3389 561 Uninet S.A. de C.V., MX 10620 3473 519 741 Telmex Colombia S.A., CO 11830 2424 369 63 Instituto Costarricense de Electricidad 13999 1765 297 474 Mega Cable, S.A. de C.V., MX 6503 1454 355 526 Axtel, S.A.B. de C.V., MX 28573 1385 2333 253 CLARO S.A., BR 3816 1255 667 147 COLOMBIA TELECOMUNICACIONES S.A. ESP, C 6147 1076 369 21 Telefonica del Peru S.A.A., PE 11664 1021 191 442 Techtel LMDS Comunicaciones Interactiva 11172 961 133 63 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 322 60 Telkom-Internet, ZA 24863 1654 393 21 LINKdotNET-AS, EG 24835 1444 515 32 RAYA-AS, EG 36992 1314 1519 263 ETISALAT-MISR, EG 36903 1199 545 114 MT-MPLS, MA 29571 906 65 58 ORANGE-COTE-IVOIRE, CI 6713 612 1863 34 IAM-AS, MA 36935 600 519 39 Vodafone-, EG 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 10615 3389 561 Uninet S.A. de C.V., MX 9808 9149 8883 41 CHINAMOBILE-CN China Mobile Communicati 9121 6927 1692 17 TTNET, TR 12479 6773 1730 150 UNI2-AS, ES 16509 6267 10276 2707 AMAZON-02, US 7545 5911 789 696 TPG-INTERNET-AP TPG Telecom Limited, AU 11492 4473 297 696 CABLEONE, US 8551 4009 374 39 BEZEQ-INTERNATIONAL-AS Bezeqint Interne 20940 3940 3360 197 AKAMAI-ASN1, NL 22773 3927 3058 355 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 9149 9108 CHINAMOBILE-CN China Mobile Communications Grou 9121 6927 6910 TTNET, TR 12479 6773 6623 UNI2-AS, ES 7545 5911 5215 TPG-INTERNET-AP TPG Telecom Limited, AU 8551 4009 3970 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo 7155 3901 3870 VIASAT-SP-BACKBONE, US 39891 3818 3784 ALJAWWALSTC-AS, SA 11492 4473 3777 CABLEONE, US 20940 3940 3743 AKAMAI-ASN1, NL 7552 3592 3573 VIETEL-AS-AP Viettel Group, VN 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 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 32306 UNALLOCATED 8.46.80.0/24 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 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 /10:40 /11:100 /12:304 /13:589 /14:1215 /15:2124 /16:13601 /17:8308 /18:13998 /19:25248 /20:43357 /21:52671 /22:109184 /23:98938 /24:542944 /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 6045 6927 TTNET, TR 12479 5754 6773 UNI2-AS, ES 8151 4271 10615 Uninet S.A. de C.V., MX 8551 3475 4009 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo 11492 3380 4473 CABLEONE, US 6327 3244 3431 SHAW, CA 39891 3131 3818 ALJAWWALSTC-AS, SA 7155 2991 3901 VIASAT-SP-BACKBONE, US 22773 2936 3927 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) ---------------------------------------------- 1:1937 2:1043 3:154 4:9 5:3914 6:104 7:5 8:1569 9:1 11:172 12:1708 13:298 14:2373 15:192 16:45 17:385 18:160 20:195 21:4 22:188 23:5666 24:2346 25:6 27:2657 29:19 31:2440 32:97 34:1 35:73 36:1781 37:4461 38:2849 39:702 40:163 41:4446 42:1088 43:2209 44:305 45:17000 46:4182 47:344 49:1690 50:2172 51:100 52:1418 54:364 55:736 56:8 57:65 58:1766 59:1122 60:958 61:2279 62:2578 63:1973 64:5533 65:2340 66:4950 67:3013 68:1223 69:4184 70:1341 71:651 72:3116 74:2686 75:1396 76:591 77:2302 78:3983 79:3115 80:2003 81:1763 82:1502 83:1217 84:1374 85:3679 86:713 87:2064 88:2745 89:3344 90:522 91:7731 92:2010 93:2613 94:3549 95:4801 96:1309 97:350 98:991 99:737 100:75 101:1277 102:2269 103:29172 104:4378 105:2052 106:857 107:2530 108:851 109:4233 110:2027 111:3251 112:2031 113:1502 114:1522 115:2097 116:1888 117:2527 118:2337 119:1840 120:1663 121:1043 122:2586 123:2145 124:1551 125:2082 128:1247 129:1170 130:985 131:2217 132:820 133:372 134:1918 135:296 136:888 137:867 138:2702 139:1501 140:863 141:1409 142:1304 143:1528 144:1210 145:345 146:1826 147:1483 148:2233 149:1730 150:860 151:1080 152:1861 153:539 154:3624 155:1427 156:1870 157:1237 158:1041 159:2130 160:2544 161:1281 162:3495 163:1281 164:1679 165:1649 166:710 167:1723 168:4054 169:860 170:4855 171:833 172:3151 173:3118 174:1025 175:1154 176:3583 177:5745 178:3526 179:2427 180:2284 181:3019 182:3219 183:1937 184:2388 185:19633 186:4749 187:4256 188:3971 189:3623 190:9012 191:1745 192:11043 193:8652 194:7037 195:5037 196:3166 197:2767 198:6055 199:6071 200:7860 201:5898 202:10304 203:10246 204:4554 205:3455 206:3801 207:3400 208:4078 209:4716 210:4125 211:2362 212:4083 213:3479 214:1158 215:67 216:6498 217:2769 218:1265 219:410 220:1952 221:982 222:670 223:2125 End of report