IPv4 R&E Routing Table Report 18:35 GMT Wed 27 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: 912516 Prefixes after maximum aggregation (per Origin AS): 337731 Deaggregation factor: 2.70 Unique aggregates announced (without unneeded subnets): 430798 Number of IPv4 prefixes with a valid ROA: 664397 Number of IPv4 prefixes with an invalid ROA: 5867 Number of IPv4 prefixes with no ROA: 1154768 Total ASes present in the Internet Routing Table: 73138 Prefixes per ASN: 12.48 Origin-only ASes present in the Internet Routing Table: 62937 Origin ASes announcing only one prefix: 25293 Transit ASes present in the Internet Routing Table: 10201 Transit-only ASes present in the Internet Routing Table: 364 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: 880 Number of instances of unregistered ASNs: 883 Number of 32-bit ASNs allocated by the RIRs: 39216 Number of 32-bit ASNs visible in the Routing Table: 32619 Prefixes from 32-bit ASNs in the Routing Table: 159910 Number of bogon 32-bit ASNs visible in the Routing Table: 30 Special use prefixes present in the Routing Table: 2 Prefixes being announced from unallocated address space: 496 Number of addresses announced to Internet: 3067277568 Equivalent to 182 /8s, 210 /16s and 241 /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: 314676 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 232003 Total APNIC prefixes after maximum aggregation: 66270 APNIC Deaggregation factor: 3.50 Prefixes being announced from the APNIC address blocks: 227003 Unique aggregates announced from the APNIC address blocks: 94761 APNIC Region origin ASes present in the Internet Routing Table: 12584 APNIC Prefixes per ASN: 18.04 APNIC Region origin ASes announcing only one prefix: 3567 APNIC Region transit ASes present in the Internet Routing Table: 1710 Average APNIC Region AS path length visible: 6.4 Max APNIC Region AS path length visible: 33 Number of APNIC region 32-bit ASNs visible in the Routing Table: 7812 Number of APNIC addresses announced to Internet: 773597696 Equivalent to 46 /8s, 28 /16s and 42 /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: 262909 Total ARIN prefixes after maximum aggregation: 120022 ARIN Deaggregation factor: 2.19 Prefixes being announced from the ARIN address blocks: 262979 Unique aggregates announced from the ARIN address blocks: 124782 ARIN Region origin ASes present in the Internet Routing Table: 19039 ARIN Prefixes per ASN: 13.81 ARIN Region origin ASes announcing only one prefix: 6920 ARIN Region transit ASes present in the Internet Routing Table: 1910 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: 4470 Number of ARIN addresses announced to Internet: 1295451136 Equivalent to 77 /8s, 55 /16s and 4 /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: 260510 Total RIPE prefixes after maximum aggregation: 117614 RIPE Deaggregation factor: 2.21 Prefixes being announced from the RIPE address blocks: 257706 Unique aggregates announced from the RIPE address blocks: 150571 RIPE Region origin ASes present in the Internet Routing Table: 28168 RIPE Prefixes per ASN: 9.15 RIPE Region origin ASes announcing only one prefix: 12000 RIPE Region transit ASes present in the Internet Routing Table: 3905 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: 10724 Number of RIPE addresses announced to Internet: 713963264 Equivalent to 42 /8s, 142 /16s and 55 /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: 124602 Total LACNIC prefixes after maximum aggregation: 27559 LACNIC Deaggregation factor: 4.52 Prefixes being announced from the LACNIC address blocks: 124365 Unique aggregates announced from the LACNIC address blocks: 48490 LACNIC Region origin ASes present in the Internet Routing Table: 10957 LACNIC Prefixes per ASN: 11.35 LACNIC Region origin ASes announcing only one prefix: 2275 LACNIC Region transit ASes present in the Internet Routing Table: 2202 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: 8645 Number of LACNIC addresses announced to Internet: 176491008 Equivalent to 10 /8s, 133 /16s and 10 /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: 31612 Total AfriNIC prefixes after maximum aggregation: 5582 AfriNIC Deaggregation factor: 5.66 Prefixes being announced from the AfriNIC address blocks: 39967 Unique aggregates announced from the AfriNIC address blocks: 11762 AfriNIC Region origin ASes present in the Internet Routing Table: 1640 AfriNIC Prefixes per ASN: 24.37 AfriNIC Region origin ASes announcing only one prefix: 531 AfriNIC Region transit ASes present in the Internet Routing Table: 329 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: 107496448 Equivalent to 6 /8s, 104 /16s and 68 /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 9141 8883 39 CHINAMOBILE-CN China Mobile Communicati 7545 5907 789 696 TPG-INTERNET-AP TPG Telecom Limited, AU 7552 3592 1330 19 VIETEL-AS-AP Viettel Group, VN 45899 3513 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 2117 429 197 TATACOMM-AS TATA Communications formerl 24560 2049 854 382 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 6259 10274 2715 AMAZON-02, US 11492 4474 297 690 CABLEONE, US 22773 3925 3058 357 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 374 128 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 6933 1692 17 TTNET, TR 12479 6771 1730 150 UNI2-AS, ES 8551 4008 374 39 BEZEQ-INTERNATIONAL-AS Bezeqint Interne 20940 3930 3360 197 AKAMAI-ASN1, NL 39891 3818 220 34 ALJAWWALSTC-AS, SA 6849 2940 355 21 UKRTELNET, UA 12389 2921 2273 908 ROSTELECOM-AS, RU 9009 2474 247 1284 M247, GB 34984 2237 357 632 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 10602 3392 561 Uninet S.A. de C.V., MX 10620 3471 518 741 Telmex Colombia S.A., CO 11830 2433 369 63 Instituto Costarricense de Electricidad 13999 1762 296 471 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 1081 369 21 Telefonica del Peru S.A.A., PE 11664 1019 191 441 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 1941 322 60 Telkom-Internet, ZA 24863 1654 393 21 LINKdotNET-AS, EG 24835 1473 523 33 RAYA-AS, EG 36992 1314 1519 263 ETISALAT-MISR, EG 36903 1199 545 114 MT-MPLS, MA 29571 907 65 58 ORANGE-COTE-IVOIRE, CI 36935 773 520 42 Vodafone-, EG 6713 613 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 10602 3392 561 Uninet S.A. de C.V., MX 9808 9141 8883 39 CHINAMOBILE-CN China Mobile Communicati 9121 6933 1692 17 TTNET, TR 12479 6771 1730 150 UNI2-AS, ES 16509 6259 10274 2715 AMAZON-02, US 7545 5907 789 696 TPG-INTERNET-AP TPG Telecom Limited, AU 11492 4474 297 690 CABLEONE, US 8551 4008 374 39 BEZEQ-INTERNATIONAL-AS Bezeqint Interne 20940 3930 3360 197 AKAMAI-ASN1, NL 22773 3925 3058 357 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 9141 9102 CHINAMOBILE-CN China Mobile Communications Grou 9121 6933 6916 TTNET, TR 12479 6771 6621 UNI2-AS, ES 7545 5907 5211 TPG-INTERNET-AP TPG Telecom Limited, AU 8551 4008 3969 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo 7155 3901 3870 VIASAT-SP-BACKBONE, US 11492 4474 3784 CABLEONE, US 39891 3818 3784 ALJAWWALSTC-AS, SA 20940 3930 3733 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 /13:590 /14:1216 /15:2124 /16:13596 /17:8309 /18:14007 /19:25238 /20:43347 /21:52689 /22:109345 /23:98991 /24:542591 /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 6051 6933 TTNET, TR 12479 5752 6771 UNI2-AS, ES 8151 4258 10602 Uninet S.A. de C.V., MX 8551 3474 4008 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo 11492 3380 4474 CABLEONE, US 6327 3244 3431 SHAW, CA 39891 3131 3818 ALJAWWALSTC-AS, SA 7155 2991 3901 VIASAT-SP-BACKBONE, US 22773 2932 3925 ASN-CXA-ALL-CCI-22773-RDC, US 6849 2785 2940 UKRTELNET, UA Complete listing at https://bgp.nsrc.org/REN/RENU/data-sXXas-nos Number of /24s announced per /8 block (Global) ---------------------------------------------- 1:1936 2:1044 3:154 4:9 5:3907 6:104 7:5 8:1569 9:1 11:172 12:1707 13:299 14:2371 15:192 16:45 17:382 18:159 20:195 21:4 22:188 23:5644 24:2345 25:6 27:2659 29:19 31:2436 32:97 34:1 35:73 36:1780 37:4459 38:2841 39:702 40:163 41:4460 42:1091 43:2209 44:294 45:16978 46:4159 47:340 49:1689 50:2171 51:100 52:1417 54:363 55:715 56:8 57:65 58:1762 59:1123 60:958 61:2283 62:2576 63:1966 64:5532 65:2338 66:4946 67:3014 68:1206 69:4190 70:1340 71:666 72:3114 74:2690 75:1395 76:591 77:2296 78:3981 79:3113 80:1990 81:1765 82:1504 83:1217 84:1373 85:3671 86:705 87:2055 88:2743 89:3331 90:522 91:7732 92:1980 93:2610 94:3528 95:4804 96:1307 97:351 98:990 99:736 100:75 101:1276 102:2266 103:29136 104:4373 105:2054 106:857 107:2524 108:850 109:4227 110:2030 111:3245 112:2029 113:1502 114:1521 115:2086 116:1887 117:2527 118:2335 119:1843 120:1663 121:1042 122:2586 123:2142 124:1548 125:2080 128:1247 129:1166 130:984 131:2218 132:818 133:372 134:1915 135:296 136:890 137:869 138:2709 139:1501 140:857 141:1418 142:1302 143:1537 144:1217 145:345 146:1827 147:1487 148:2235 149:1732 150:864 151:1080 152:1860 153:537 154:3619 155:1425 156:1862 157:1236 158:1041 159:2136 160:2551 161:1315 162:3493 163:1280 164:1677 165:1647 166:706 167:1724 168:4047 169:859 170:4853 171:833 172:3143 173:3120 174:1023 175:1153 176:3582 177:5766 178:3536 179:2425 180:2284 181:3014 182:3210 183:1937 184:2387 185:19598 186:4747 187:4267 188:3970 189:3608 190:9010 191:1741 192:11047 193:8653 194:7033 195:5029 196:3176 197:2774 198:6051 199:6065 200:7860 201:5911 202:10303 203:10238 204:4560 205:3442 206:3804 207:3398 208:4083 209:4708 210:4124 211:2364 212:4078 213:3481 214:1158 215:67 216:6488 217:2765 218:1264 219:410 220:1951 221:981 222:670 223:2122 End of report