IPv4 R&E Routing Table Report 18:35 GMT Tue 23 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: 923297 Prefixes after maximum aggregation (per Origin AS): 341822 Deaggregation factor: 2.70 Unique aggregates announced (without unneeded subnets): 438744 Number of IPv4 prefixes with a valid ROA: 363313 Number of IPv4 prefixes with an invalid ROA: 2967 Number of IPv4 prefixes with no ROA: 557017 Total ASes present in the Internet Routing Table: 73647 Prefixes per ASN: 12.54 Origin-only ASes present in the Internet Routing Table: 63067 Origin ASes announcing only one prefix: 25535 Transit ASes present in the Internet Routing Table: 10580 Transit-only ASes present in the Internet Routing Table: 393 Paths with bogon ASNs present in the IPv4 Routing Table: 123 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: 1021 Number of instances of unregistered ASNs: 1023 Number of 32-bit ASNs allocated by the RIRs: 40033 Number of 32-bit ASNs visible in the Routing Table: 33265 Prefixes from 32-bit ASNs in the Routing Table: 165232 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: 516 Number of addresses announced to Internet: 3068783616 Equivalent to 182 /8s, 233 /16s and 236 /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: 318589 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 233605 Total APNIC prefixes after maximum aggregation: 66926 APNIC Deaggregation factor: 3.49 Prefixes being announced from the APNIC address blocks: 228829 Unique aggregates announced from the APNIC address blocks: 96243 APNIC Region origin ASes present in the Internet Routing Table: 12872 APNIC Prefixes per ASN: 17.78 APNIC Region origin ASes announcing only one prefix: 3717 APNIC Region transit ASes present in the Internet Routing Table: 1768 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: 8132 Number of APNIC addresses announced to Internet: 772790272 Equivalent to 46 /8s, 15 /16s and 216 /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: 266652 Total ARIN prefixes after maximum aggregation: 120956 ARIN Deaggregation factor: 2.20 Prefixes being announced from the ARIN address blocks: 267038 Unique aggregates announced from the ARIN address blocks: 127627 ARIN Region origin ASes present in the Internet Routing Table: 19068 ARIN Prefixes per ASN: 14.00 ARIN Region origin ASes announcing only one prefix: 6920 ARIN Region transit ASes present in the Internet Routing Table: 1941 Average ARIN Region AS path length visible: 5.3 Max ARIN Region AS path length visible: 36 Number of ARIN region 32-bit ASNs visible in the Routing Table: 4589 Number of ARIN addresses announced to Internet: 1293935872 Equivalent to 77 /8s, 31 /16s and 229 /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: 264093 Total RIPE prefixes after maximum aggregation: 119762 RIPE Deaggregation factor: 2.21 Prefixes being announced from the RIPE address blocks: 261098 Unique aggregates announced from the RIPE address blocks: 153435 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: 12031 RIPE Region transit ASes present in the Internet Routing Table: 4059 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: 10813 Number of RIPE addresses announced to Internet: 717809664 Equivalent to 42 /8s, 200 /16s and 232 /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: 125613 Total LACNIC prefixes after maximum aggregation: 27787 LACNIC Deaggregation factor: 4.52 Prefixes being announced from the LACNIC address blocks: 125173 Unique aggregates announced from the LACNIC address blocks: 48988 LACNIC Region origin ASes present in the Internet Routing Table: 10997 LACNIC Prefixes per ASN: 11.38 LACNIC Region origin ASes announcing only one prefix: 2320 LACNIC Region transit ASes present in the Internet Routing Table: 2280 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: 8721 Number of LACNIC addresses announced to Internet: 176456704 Equivalent to 10 /8s, 132 /16s and 132 /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: 32313 Total AfriNIC prefixes after maximum aggregation: 5604 AfriNIC Deaggregation factor: 5.77 Prefixes being announced from the AfriNIC address blocks: 40643 Unique aggregates announced from the AfriNIC address blocks: 12008 AfriNIC Region origin ASes present in the Internet Routing Table: 1682 AfriNIC Prefixes per ASN: 24.16 AfriNIC Region origin ASes announcing only one prefix: 547 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: 42 Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1010 Number of AfriNIC addresses announced to Internet: 107508736 Equivalent to 6 /8s, 104 /16s and 116 /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 9104 8883 47 CHINAMOBILE-CN China Mobile Communicati 7545 5925 789 698 TPG-INTERNET-AP TPG Telecom Limited, AU 7552 3582 1330 20 VIETEL-AS-AP Viettel Group, VN 7713 3519 1042 61 TELKOMNET-AS-AP PT Telekomunikasi Indon 45899 3462 1877 67 VNPT-AS-VN VNPT Corp, VN 9498 2428 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 2187 851 407 AIRTELBROADBAND-AS-AP Bharti Airtel Ltd 4755 2126 425 216 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 6836 10397 2736 AMAZON-02, US 11492 4534 301 577 CABLEONE, US 7155 3906 265 32 VIASAT-SP-BACKBONE, US 22773 3817 3064 352 ASN-CXA-ALL-CCI-22773-RDC, US 16625 3469 1790 2504 AKAMAI-AS, US 6327 3450 1319 63 SHAW, CA 749 3036 50728 2294 DNIC-AS-00749, US 30036 2604 369 261 MEDIACOM-ENTERPRISE-BUSINESS, US 396982 2529 3387 364 GOOGLE-CLOUD-PLATFORM, US 209 2368 4935 406 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 6883 1730 144 UNI2-AS, ES 9121 6567 1692 17 TTNET, TR 20940 4072 3361 201 AKAMAI-ASN1, NL 39891 4006 234 46 ALJAWWALSTC-AS, SA 8551 3999 374 39 BEZEQ-INTERNATIONAL-AS Bezeqint Interne 12389 2912 2290 909 ROSTELECOM-AS, RU 6849 2791 355 21 UKRTELNET, UA 9009 2592 252 1323 M247, GB 34984 2251 358 633 TELLCOM-AS, TR 47331 2069 324 1567 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 10635 3393 559 Uninet S.A. de C.V., MX 10620 3507 516 779 Telmex Colombia S.A., CO 11830 2290 369 64 Instituto Costarricense de Electricidad 13999 1964 319 518 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 1127 369 21 Telefonica del Peru S.A.A., PE 11664 1049 179 466 Techtel LMDS Comunicaciones Interactiva 26615 979 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 1546 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 10635 3393 559 Uninet S.A. de C.V., MX 9808 9104 8883 47 CHINAMOBILE-CN China Mobile Communicati 12479 6883 1730 144 UNI2-AS, ES 16509 6836 10397 2736 AMAZON-02, US 9121 6567 1692 17 TTNET, TR 7545 5925 789 698 TPG-INTERNET-AP TPG Telecom Limited, AU 11492 4534 301 577 CABLEONE, US 20940 4072 3361 201 AKAMAI-ASN1, NL 39891 4006 234 46 ALJAWWALSTC-AS, SA 8551 3999 374 39 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 9104 9057 CHINAMOBILE-CN China Mobile Communications Grou 12479 6883 6739 UNI2-AS, ES 9121 6567 6550 TTNET, TR 7545 5925 5227 TPG-INTERNET-AP TPG Telecom Limited, AU 16509 6836 4100 AMAZON-02, US 39891 4006 3960 ALJAWWALSTC-AS, SA 8551 3999 3960 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo 11492 4534 3957 CABLEONE, US 7155 3906 3874 VIASAT-SP-BACKBONE, US 20940 4072 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 /12:303 /13:594 /14:1213 /15:2125 /16:13594 /17:8392 /18:14113 /19:25167 /20:44089 /21:52923 /22:110049 /23:100188 /24:550379 /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 5868 6883 UNI2-AS, ES 9121 5726 6567 TTNET, TR 8151 4423 10635 Uninet S.A. de C.V., MX 8551 3457 3999 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo 11492 3450 4534 CABLEONE, US 6327 3261 3450 SHAW, CA 39891 3189 4006 ALJAWWALSTC-AS, SA 7155 2995 3906 VIASAT-SP-BACKBONE, US 22773 2831 3817 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) ---------------------------------------------- 1:1951 2:1041 3:157 4:7 5:4018 6:114 7:6 8:1595 9:1 11:172 12:1645 13:336 14:2358 15:243 16:46 17:377 18:192 20:247 21:4 22:188 23:5873 24:2462 25:6 27:2711 29:19 31:2437 32:96 34:7 35:87 36:1870 37:4520 38:3463 39:725 40:159 41:4433 42:1135 43:2235 44:293 45:17128 46:4205 47:331 49:1740 50:1969 51:240 52:1461 54:385 55:843 56:8 57:68 58:1790 59:1118 60:976 61:2332 62:2636 63:1941 64:5613 65:2382 66:4962 67:3005 68:1236 69:4188 70:1317 71:690 72:3092 74:2668 75:1413 76:588 77:2367 78:4003 79:3126 80:2052 81:1801 82:1500 83:1220 84:1379 85:3743 86:739 87:2012 88:2806 89:3465 90:550 91:7738 92:2062 93:2562 94:3564 95:4824 96:1299 97:351 98:1026 99:720 100:77 101:1295 102:2584 103:29882 104:4567 105:2066 106:887 107:2546 108:895 109:4353 110:2000 111:3289 112:2057 113:1512 114:1515 115:2140 116:1896 117:2494 118:2318 119:1823 120:1762 121:1033 122:2528 123:2113 124:1534 125:2096 128:1277 129:1103 130:1026 131:2254 132:831 133:378 134:1937 135:343 136:855 137:889 138:2764 139:1512 140:932 141:1447 142:1330 143:1508 144:1203 145:342 146:1855 147:1517 148:2227 149:1787 150:873 151:1085 152:1878 153:548 154:3751 155:1465 156:1743 157:1283 158:1043 159:2207 160:2600 161:1339 162:3533 163:1394 164:1681 165:1678 166:777 167:1771 168:4098 169:900 170:4873 171:840 172:3329 173:3155 174:1022 175:1172 176:3693 177:5818 178:3601 179:2609 180:2344 181:3315 182:3203 183:1918 184:2380 185:19821 186:4909 187:4394 188:4097 189:3740 190:9142 191:1766 192:11004 193:8732 194:7172 195:5166 196:3237 197:2862 198:6038 199:6075 200:7973 201:5924 202:10326 203:10218 204:4528 205:3439 206:3798 207:3443 208:4095 209:4748 210:4216 211:2314 212:4090 213:3506 214:1134 215:66 216:6436 217:2737 218:1269 219:409 220:2011 221:952 222:655 223:1976 End of report