IPv4 R&E Routing Table Report 18:35 GMT Sun 28 Aug, 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: 924131 Prefixes after maximum aggregation (per Origin AS): 341955 Deaggregation factor: 2.70 Unique aggregates announced (without unneeded subnets): 438744 Number of IPv4 prefixes with a valid ROA: 364706 Number of IPv4 prefixes with an invalid ROA: 2853 Number of IPv4 prefixes with no ROA: 556564 Total ASes present in the Internet Routing Table: 73667 Prefixes per ASN: 12.54 Origin-only ASes present in the Internet Routing Table: 63092 Origin ASes announcing only one prefix: 25544 Transit ASes present in the Internet Routing Table: 10575 Transit-only ASes present in the Internet Routing Table: 394 Paths with bogon ASNs present in the IPv4 Routing Table: 125 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: 1111 Number of instances of unregistered ASNs: 1113 Number of 32-bit ASNs allocated by the RIRs: 40083 Number of 32-bit ASNs visible in the Routing Table: 33295 Prefixes from 32-bit ASNs in the Routing Table: 165760 Number of bogon 32-bit ASNs visible in the Routing Table: 51 Special use prefixes present in the Routing Table: 2 Prefixes being announced from unallocated address space: 512 Number of addresses announced to Internet: 3068773120 Equivalent to 182 /8s, 233 /16s and 195 /24s Percentage of available address space announced: 82.9 Percentage of allocated address space announced: 82.9 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: 318964 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 233782 Total APNIC prefixes after maximum aggregation: 66969 APNIC Deaggregation factor: 3.49 Prefixes being announced from the APNIC address blocks: 228895 Unique aggregates announced from the APNIC address blocks: 96277 APNIC Region origin ASes present in the Internet Routing Table: 12884 APNIC Prefixes per ASN: 17.77 APNIC Region origin ASes announcing only one prefix: 3721 APNIC Region transit ASes present in the Internet Routing Table: 1771 Average APNIC Region AS path length visible: 6.0 Max APNIC Region AS path length visible: 28 Number of APNIC region 32-bit ASNs visible in the Routing Table: 8148 Number of APNIC addresses announced to Internet: 772809728 Equivalent to 46 /8s, 16 /16s and 36 /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: 266833 Total ARIN prefixes after maximum aggregation: 120928 ARIN Deaggregation factor: 2.21 Prefixes being announced from the ARIN address blocks: 267266 Unique aggregates announced from the ARIN address blocks: 127753 ARIN Region origin ASes present in the Internet Routing Table: 19080 ARIN Prefixes per ASN: 14.01 ARIN Region origin ASes announcing only one prefix: 6929 ARIN Region transit ASes present in the Internet Routing Table: 1953 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: 4600 Number of ARIN addresses announced to Internet: 1293867520 Equivalent to 77 /8s, 30 /16s and 218 /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: 264181 Total RIPE prefixes after maximum aggregation: 119797 RIPE Deaggregation factor: 2.21 Prefixes being announced from the RIPE address blocks: 261160 Unique aggregates announced from the RIPE address blocks: 153455 RIPE Region origin ASes present in the Internet Routing Table: 28228 RIPE Prefixes per ASN: 9.25 RIPE Region origin ASes announcing only one prefix: 12033 RIPE Region transit ASes present in the Internet Routing Table: 4049 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: 10814 Number of RIPE addresses announced to Internet: 717443072 Equivalent to 42 /8s, 195 /16s and 80 /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: 125814 Total LACNIC prefixes after maximum aggregation: 27809 LACNIC Deaggregation factor: 4.52 Prefixes being announced from the LACNIC address blocks: 125489 Unique aggregates announced from the LACNIC address blocks: 48957 LACNIC Region origin ASes present in the Internet Routing Table: 10989 LACNIC Prefixes per ASN: 11.42 LACNIC Region origin ASes announcing only one prefix: 2313 LACNIC Region transit ASes present in the Internet Routing Table: 2282 Average LACNIC Region AS path length visible: 6.2 Max LACNIC Region AS path length visible: 56 Number of LACNIC region 32-bit ASNs visible in the Routing Table: 8716 Number of LACNIC addresses announced to Internet: 176443136 Equivalent to 10 /8s, 132 /16s and 79 /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: 32410 Total AfriNIC prefixes after maximum aggregation: 5665 AfriNIC Deaggregation factor: 5.72 Prefixes being announced from the AfriNIC address blocks: 40809 Unique aggregates announced from the AfriNIC address blocks: 11862 AfriNIC Region origin ASes present in the Internet Routing Table: 1687 AfriNIC Prefixes per ASN: 24.19 AfriNIC Region origin ASes announcing only one prefix: 548 AfriNIC Region transit ASes present in the Internet Routing Table: 319 Average AfriNIC Region AS path length visible: 5.0 Max AfriNIC Region AS path length visible: 59 Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1017 Number of AfriNIC addresses announced to Internet: 107924992 Equivalent to 6 /8s, 110 /16s and 206 /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 9111 8883 47 CHINAMOBILE-CN China Mobile Communicati 7545 5923 789 698 TPG-INTERNET-AP TPG Telecom Limited, AU 7552 3583 1330 20 VIETEL-AS-AP Viettel Group, VN 7713 3520 1042 61 TELKOMNET-AS-AP PT Telekomunikasi Indon 45899 3462 1877 67 VNPT-AS-VN VNPT Corp, VN 9498 2430 499 240 BBIL-AP BHARTI Airtel Ltd., IN 4766 2260 11124 597 KIXS-AS-KR Korea Telecom, KR 45090 2201 1438 79 TENCENT-NET-AP Shenzhen Tencent Compute 24560 2190 851 407 AIRTELBROADBAND-AS-AP Bharti Airtel Ltd 4755 2127 425 214 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 6896 10411 2735 AMAZON-02, US 11492 4537 301 580 CABLEONE, US 7155 3906 265 32 VIASAT-SP-BACKBONE, US 22773 3814 3064 352 ASN-CXA-ALL-CCI-22773-RDC, US 16625 3472 1791 2503 AKAMAI-AS, US 6327 3451 1319 63 SHAW, CA 749 3036 50728 2294 DNIC-AS-00749, US 30036 2606 369 245 MEDIACOM-ENTERPRISE-BUSINESS, US 396982 2529 3387 364 GOOGLE-CLOUD-PLATFORM, US 209 2363 4935 404 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 6873 1730 144 UNI2-AS, ES 9121 6566 1692 17 TTNET, TR 20940 4073 3361 202 AKAMAI-ASN1, NL 39891 4006 234 46 ALJAWWALSTC-AS, SA 8551 3996 374 38 BEZEQ-INTERNATIONAL-AS Bezeqint Interne 12389 2912 2290 909 ROSTELECOM-AS, RU 6849 2791 355 21 UKRTELNET, UA 9009 2594 252 1331 M247, GB 34984 2266 359 633 TELLCOM-AS, TR 47331 2069 324 1566 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 10883 3393 557 Uninet S.A. de C.V., MX 10620 3506 516 778 Telmex Colombia S.A., CO 11830 2341 369 64 Instituto Costarricense de Electricidad 13999 1975 321 505 Mega Cable, S.A. de C.V., MX 28573 1359 2327 267 Claro NXT Telecomunicacoes Ltda, BR 6503 1289 338 521 Axtel, S.A.B. de C.V., MX 3816 1273 699 153 COLOMBIA TELECOMUNICACIONES S.A. ESP, C 6147 1129 369 21 Telefonica del Peru S.A.A., PE 11664 1049 179 466 Techtel LMDS Comunicaciones Interactiva 26615 980 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 1954 326 58 Telkom-Internet, ZA 24863 1602 393 21 LINKdotNET-AS, EG 24835 1520 521 31 RAYA-AS, EG 36992 1324 1519 268 ETISALAT-MISR, EG 36903 1268 550 99 MT-MPLS, MA 29571 991 67 42 ORANGE-COTE-IVOIRE, CI 36935 810 520 42 Vodafone-, EG 6713 611 1863 34 IAM-AS, MA 15399 497 50 31 WANANCHI-, KE 37342 481 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 10883 3393 557 Uninet S.A. de C.V., MX 9808 9111 8883 47 CHINAMOBILE-CN China Mobile Communicati 16509 6896 10411 2735 AMAZON-02, US 12479 6873 1730 144 UNI2-AS, ES 9121 6566 1692 17 TTNET, TR 7545 5923 789 698 TPG-INTERNET-AP TPG Telecom Limited, AU 11492 4537 301 580 CABLEONE, US 20940 4073 3361 202 AKAMAI-ASN1, NL 39891 4006 234 46 ALJAWWALSTC-AS, SA 8551 3996 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 9111 9064 CHINAMOBILE-CN China Mobile Communications Grou 12479 6873 6729 UNI2-AS, ES 9121 6566 6549 TTNET, TR 7545 5923 5225 TPG-INTERNET-AP TPG Telecom Limited, AU 16509 6896 4161 AMAZON-02, US 39891 4006 3960 ALJAWWALSTC-AS, SA 8551 3996 3958 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo 11492 4537 3957 CABLEONE, US 7155 3906 3874 VIASAT-SP-BACKBONE, US 20940 4073 3871 AKAMAI-ASN1, NL 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 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 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 18798 UNALLOCATED 8.40.106.0/24 6461 ZAYO-6461, 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 23.128.80.0/24 Origin: 397372 UNASSIGNED 23.128.80.0/24 Transit: 174 COGENT-174, US 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 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 /11:101 /12:300 /13:594 /14:1213 /15:2125 /16:13595 /17:8403 /18:14129 /19:25192 /20:44124 /21:52977 /22:110124 /23:100320 /24:550867 /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 12479 5861 6873 UNI2-AS, ES 9121 5725 6566 TTNET, TR 8151 4609 10883 Uninet S.A. de C.V., MX 8551 3460 3996 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo 11492 3454 4537 CABLEONE, US 6327 3261 3451 SHAW, CA 39891 3189 4006 ALJAWWALSTC-AS, SA 7155 2995 3906 VIASAT-SP-BACKBONE, US 22773 2828 3814 ASN-CXA-ALL-CCI-22773-RDC, US 6849 2643 2791 UKRTELNET, UA Complete listing at https://bgp.nsrc.org/REN/RENU/data-sXXas-nos Number of /24s announced per /8 block (Global) ---------------------------------------------- 1:1952 2:1037 3:157 4:7 5:4023 6:115 7:6 8:1594 9:1 11:172 12:1647 13:334 14:2356 15:246 16:47 17:375 18:198 20:247 21:4 22:188 23:5923 24:2464 25:6 27:2712 29:19 31:2437 32:96 34:7 35:87 36:1876 37:4525 38:3474 39:725 40:159 41:4433 42:1134 43:2244 44:291 45:17128 46:4208 47:329 49:1732 50:1966 51:240 52:1469 54:384 55:845 56:8 57:69 58:1786 59:1114 60:975 61:2336 62:2634 63:1941 64:5611 65:2379 66:4973 67:3001 68:1237 69:4188 70:1316 71:690 72:3092 74:2661 75:1413 76:588 77:2380 78:4004 79:3125 80:2056 81:1803 82:1495 83:1220 84:1379 85:3750 86:735 87:2008 88:2799 89:3483 90:549 91:7745 92:2059 93:2562 94:3583 95:4819 96:1298 97:352 98:1030 99:722 100:77 101:1294 102:2611 103:29945 104:4584 105:2063 106:887 107:2559 108:893 109:4356 110:2001 111:3295 112:2059 113:1517 114:1518 115:2137 116:1899 117:2490 118:2326 119:1826 120:1763 121:1035 122:2533 123:2116 124:1533 125:2101 128:1260 129:1104 130:1030 131:2230 132:829 133:378 134:1937 135:343 136:858 137:888 138:2765 139:1511 140:946 141:1466 142:1345 143:1500 144:1199 145:342 146:1866 147:1521 148:2223 149:1792 150:877 151:1083 152:1876 153:548 154:3831 155:1459 156:1751 157:1281 158:1038 159:2206 160:2598 161:1339 162:3534 163:1408 164:1680 165:1679 166:777 167:1771 168:4087 169:911 170:4861 171:847 172:3351 173:3160 174:1022 175:1172 176:3682 177:5850 178:3602 179:2598 180:2343 181:3324 182:3196 183:1917 184:2376 185:19819 186:4941 187:4396 188:4100 189:3770 190:9134 191:1743 192:11010 193:8727 194:7168 195:5153 196:3226 197:2872 198:6033 199:6057 200:7961 201:6032 202:10317 203:10227 204:4520 205:3451 206:3798 207:3455 208:4078 209:4755 210:4200 211:2306 212:4117 213:3514 214:1117 215:65 216:6429 217:2739 218:1268 219:409 220:2008 221:951 222:652 223:1976 End of report