IPv4 R&E Routing Table Report 18:35 GMT Sun 24 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: 913031 Prefixes after maximum aggregation (per Origin AS): 337676 Deaggregation factor: 2.70 Unique aggregates announced (without unneeded subnets): 430975 Number of IPv4 prefixes with a valid ROA: 662485 Number of IPv4 prefixes with an invalid ROA: 5939 Number of IPv4 prefixes with no ROA: 1157638 Total ASes present in the Internet Routing Table: 73180 Prefixes per ASN: 12.48 Origin-only ASes present in the Internet Routing Table: 62676 Origin ASes announcing only one prefix: 25313 Transit ASes present in the Internet Routing Table: 10504 Transit-only ASes present in the Internet Routing Table: 381 Average AS path length visible in the Internet Routing Table: 5.7 Max AS path length visible: 250 Max AS path prepend of ASN ( 51196) 246 Prefixes from unregistered ASNs in the Routing Table: 1052 Number of instances of unregistered ASNs: 1059 Number of 32-bit ASNs allocated by the RIRs: 39201 Number of 32-bit ASNs visible in the Routing Table: 32612 Prefixes from 32-bit ASNs in the Routing Table: 159869 Number of bogon 32-bit ASNs visible in the Routing Table: 50 Special use prefixes present in the Routing Table: 2 Prefixes being announced from unallocated address space: 498 Number of addresses announced to Internet: 3067133696 Equivalent to 182 /8s, 208 /16s and 191 /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: 315088 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 232155 Total APNIC prefixes after maximum aggregation: 66219 APNIC Deaggregation factor: 3.51 Prefixes being announced from the APNIC address blocks: 227085 Unique aggregates announced from the APNIC address blocks: 94730 APNIC Region origin ASes present in the Internet Routing Table: 12575 APNIC Prefixes per ASN: 18.06 APNIC Region origin ASes announcing only one prefix: 3565 APNIC Region transit ASes present in the Internet Routing Table: 1738 Average APNIC Region AS path length visible: 6.1 Max APNIC Region AS path length visible: 29 Number of APNIC region 32-bit ASNs visible in the Routing Table: 7803 Number of APNIC addresses announced to Internet: 773641984 Equivalent to 46 /8s, 28 /16s and 215 /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: 262672 Total ARIN prefixes after maximum aggregation: 119942 ARIN Deaggregation factor: 2.19 Prefixes being announced from the ARIN address blocks: 262807 Unique aggregates announced from the ARIN address blocks: 124717 ARIN Region origin ASes present in the Internet Routing Table: 19050 ARIN Prefixes per ASN: 13.80 ARIN Region origin ASes announcing only one prefix: 6920 ARIN Region transit ASes present in the Internet Routing Table: 1962 Average ARIN Region AS path length visible: 5.4 Max ARIN Region AS path length visible: 39 Number of ARIN region 32-bit ASNs visible in the Routing Table: 4463 Number of ARIN addresses announced to Internet: 1295426816 Equivalent to 77 /8s, 54 /16s and 165 /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: 260938 Total RIPE prefixes after maximum aggregation: 117635 RIPE Deaggregation factor: 2.22 Prefixes being announced from the RIPE address blocks: 258354 Unique aggregates announced from the RIPE address blocks: 150759 RIPE Region origin ASes present in the Internet Routing Table: 28173 RIPE Prefixes per ASN: 9.17 RIPE Region origin ASes announcing only one prefix: 12010 RIPE Region transit ASes present in the Internet Routing Table: 4035 Average RIPE Region AS path length visible: 5.4 Max RIPE Region AS path length visible: 250 Number of RIPE region 32-bit ASNs visible in the Routing Table: 10722 Number of RIPE addresses announced to Internet: 713939200 Equivalent to 42 /8s, 141 /16s and 217 /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: 124636 Total LACNIC prefixes after maximum aggregation: 27583 LACNIC Deaggregation factor: 4.52 Prefixes being announced from the LACNIC address blocks: 124354 Unique aggregates announced from the LACNIC address blocks: 48599 LACNIC Region origin ASes present in the Internet Routing Table: 10967 LACNIC Prefixes per ASN: 11.34 LACNIC Region origin ASes announcing only one prefix: 2289 LACNIC Region transit ASes present in the Internet Routing Table: 2242 Average LACNIC Region AS path length visible: 6.2 Max LACNIC Region AS path length visible: 65 Number of LACNIC region 32-bit ASNs visible in the Routing Table: 8656 Number of LACNIC addresses announced to Internet: 176383488 Equivalent to 10 /8s, 131 /16s and 102 /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: 31578 Total AfriNIC prefixes after maximum aggregation: 5583 AfriNIC Deaggregation factor: 5.66 Prefixes being announced from the AfriNIC address blocks: 39933 Unique aggregates announced from the AfriNIC address blocks: 11736 AfriNIC Region origin ASes present in the Internet Routing Table: 1635 AfriNIC Prefixes per ASN: 24.42 AfriNIC Region origin ASes announcing only one prefix: 529 AfriNIC Region transit ASes present in the Internet Routing Table: 325 Average AfriNIC Region AS path length visible: 5.0 Max AfriNIC Region AS path length visible: 27 Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 968 Number of AfriNIC addresses announced to Internet: 107461376 Equivalent to 6 /8s, 103 /16s and 187 /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 9135 8883 39 CHINAMOBILE-CN China Mobile Communicati 7545 5909 789 696 TPG-INTERNET-AP TPG Telecom Limited, AU 7552 3593 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 2399 491 239 BBIL-AP BHARTI Airtel Ltd., IN 4766 2250 11119 591 KIXS-AS-KR Korea Telecom, KR 45090 2187 1438 79 TENCENT-NET-AP Shenzhen Tencent Compute 4755 2118 429 197 TATACOMM-AS TATA Communications formerl 24560 2049 855 376 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 6242 10271 2708 AMAZON-02, US 11492 4474 297 690 CABLEONE, US 22773 3933 3058 359 ASN-CXA-ALL-CCI-22773-RDC, US 7155 3900 264 31 VIASAT-SP-BACKBONE, US 16625 3615 1853 2553 AKAMAI-AS, US 6327 3430 1318 61 SHAW, CA 749 2882 50780 2138 DNIC-AS-00749, US 30036 2618 374 124 MEDIACOM-ENTERPRISE-BUSINESS, US 209 2520 4961 422 CENTURYLINK-US-LEGACY-QWEST, US 20115 2255 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 6787 1730 150 UNI2-AS, ES 9121 6728 1692 17 TTNET, TR 8551 4010 374 39 BEZEQ-INTERNATIONAL-AS Bezeqint Interne 20940 3931 3348 213 AKAMAI-ASN1, NL 39891 3683 212 32 ALJAWWALSTC-AS, SA 6849 2941 355 21 UKRTELNET, UA 12389 2924 2273 907 ROSTELECOM-AS, RU 9009 2472 247 1282 M247, GB 34984 2238 357 632 TELLCOM-AS, TR 47331 2089 327 1603 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 3387 558 Uninet S.A. de C.V., MX 10620 3471 518 740 Telmex Colombia S.A., CO 11830 2433 369 63 Instituto Costarricense de Electricidad 13999 1756 296 471 Mega Cable, S.A. de C.V., MX 6503 1455 355 525 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 1085 369 21 Telefonica del Peru S.A.A., PE 11664 1020 191 448 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 1939 322 60 Telkom-Internet, ZA 24863 1655 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 906 65 58 ORANGE-COTE-IVOIRE, CI 36935 773 520 42 Vodafone-, EG 6713 612 1863 34 IAM-AS, MA 15399 499 50 30 WANANCHI-, KE 37342 468 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 3387 558 Uninet S.A. de C.V., MX 9808 9135 8883 39 CHINAMOBILE-CN China Mobile Communicati 12479 6787 1730 150 UNI2-AS, ES 9121 6728 1692 17 TTNET, TR 16509 6242 10271 2708 AMAZON-02, US 7545 5909 789 696 TPG-INTERNET-AP TPG Telecom Limited, AU 11492 4474 297 690 CABLEONE, US 8551 4010 374 39 BEZEQ-INTERNATIONAL-AS Bezeqint Interne 22773 3933 3058 359 ASN-CXA-ALL-CCI-22773-RDC, US 20940 3931 3348 213 AKAMAI-ASN1, NL 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 9135 9096 CHINAMOBILE-CN China Mobile Communications Grou 9121 6728 6711 TTNET, TR 12479 6787 6637 UNI2-AS, ES 7545 5909 5213 TPG-INTERNET-AP TPG Telecom Limited, AU 8551 4010 3971 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo 7155 3900 3869 VIASAT-SP-BACKBONE, US 11492 4474 3784 CABLEONE, US 20940 3931 3718 AKAMAI-ASN1, NL 39891 3683 3651 ALJAWWALSTC-AS, SA 22773 3933 3574 ASN-CXA-ALL-CCI-22773-RDC, 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 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 /10:40 /11:100 /12:304 /13:590 /14:1214 /15:2119 /16:13590 /17:8306 /18:14020 /19:25241 /20:43294 /21:52697 /22:109387 /23:99438 /24:542662 /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 5881 6728 TTNET, TR 12479 5769 6787 UNI2-AS, ES 8151 4246 10580 Uninet S.A. de C.V., MX 8551 3476 4010 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo 11492 3380 4474 CABLEONE, US 6327 3243 3430 SHAW, CA 39891 3003 3683 ALJAWWALSTC-AS, SA 7155 2990 3900 VIASAT-SP-BACKBONE, US 22773 2938 3933 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) ---------------------------------------------- 1:1936 2:1042 3:154 4:9 5:3906 6:103 7:5 8:1567 9:1 11:172 12:1709 13:300 14:2371 15:192 16:45 17:381 18:159 20:198 21:4 22:188 23:5650 24:2393 25:6 27:2660 29:19 31:2439 32:97 34:1 35:73 36:1780 37:4463 38:2839 39:701 40:163 41:4440 42:1090 43:2206 44:292 45:16973 46:4179 47:337 49:1686 50:1942 51:102 52:1419 54:363 55:715 56:8 57:65 58:1761 59:1121 60:957 61:2289 62:2585 63:1972 64:5538 65:2335 66:4953 67:3012 68:1223 69:4181 70:1338 71:666 72:3116 74:2687 75:1397 76:589 77:2295 78:3975 79:3114 80:2001 81:1763 82:1501 83:1217 84:1371 85:3686 86:708 87:2057 88:2735 89:3343 90:522 91:7738 92:2011 93:2616 94:3562 95:4813 96:1296 97:352 98:993 99:736 100:75 101:1276 102:2263 103:29147 104:4383 105:2053 106:856 107:2519 108:850 109:4237 110:2056 111:3240 112:2030 113:1493 114:1522 115:2086 116:1887 117:2527 118:2336 119:1853 120:1663 121:1044 122:2584 123:2145 124:1544 125:2077 128:1243 129:1167 130:984 131:2218 132:820 133:372 134:1926 135:296 136:891 137:868 138:2705 139:1501 140:866 141:1415 142:1299 143:1539 144:1214 145:345 146:1825 147:1481 148:2230 149:1733 150:868 151:1077 152:1861 153:539 154:3655 155:1431 156:1869 157:1236 158:1038 159:2132 160:2550 161:1323 162:3482 163:1273 164:1675 165:1649 166:702 167:1727 168:4049 169:864 170:4874 171:832 172:3145 173:3115 174:1023 175:1158 176:3583 177:5761 178:3541 179:2430 180:2278 181:3026 182:3207 183:1934 184:2391 185:19632 186:4734 187:4247 188:3975 189:3604 190:9017 191:1747 192:11029 193:8665 194:7034 195:5039 196:3170 197:2778 198:6051 199:6065 200:7872 201:5915 202:10297 203:10228 204:4567 205:3437 206:3805 207:3397 208:4091 209:4702 210:4109 211:2360 212:4074 213:3473 214:1158 215:67 216:6507 217:2767 218:1262 219:411 220:1951 221:982 222:670 223:2123 End of report