IPv4 R&E Routing Table Report 18:35 GMT Mon 25 Jul, 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: 920442 Prefixes after maximum aggregation (per Origin AS): 340796 Deaggregation factor: 2.70 Unique aggregates announced (without unneeded subnets): 437056 Number of IPv4 prefixes with a valid ROA: 353391 Number of IPv4 prefixes with an invalid ROA: 2726 Number of IPv4 prefixes with no ROA: 564325 Total ASes present in the Internet Routing Table: 73539 Prefixes per ASN: 12.52 Origin-only ASes present in the Internet Routing Table: 62969 Origin ASes announcing only one prefix: 25502 Transit ASes present in the Internet Routing Table: 10570 Transit-only ASes present in the Internet Routing Table: 396 Paths with bogon ASNs present in the IPv4 Routing Table: 126 Average AS path length visible in the Internet Routing Table: 5.7 Max AS path length visible: 59 Max AS path prepend of ASN ( 37447) 57 Prefixes from unregistered ASNs in the Routing Table: 1027 Number of instances of unregistered ASNs: 1033 Number of 32-bit ASNs allocated by the RIRs: 39865 Number of 32-bit ASNs visible in the Routing Table: 33102 Prefixes from 32-bit ASNs in the Routing Table: 163737 Number of bogon 32-bit ASNs visible in the Routing Table: 65 Special use prefixes present in the Routing Table: 2 Prefixes being announced from unallocated address space: 511 Number of addresses announced to Internet: 3071916032 Equivalent to 183 /8s, 25 /16s and 184 /24s Percentage of available address space announced: 83.0 Percentage of allocated address space announced: 83.0 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: 317745 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 233162 Total APNIC prefixes after maximum aggregation: 66686 APNIC Deaggregation factor: 3.50 Prefixes being announced from the APNIC address blocks: 228197 Unique aggregates announced from the APNIC address blocks: 95838 APNIC Region origin ASes present in the Internet Routing Table: 12783 APNIC Prefixes per ASN: 17.85 APNIC Region origin ASes announcing only one prefix: 3681 APNIC Region transit ASes present in the Internet Routing Table: 1769 Average APNIC Region AS path length visible: 6.1 Max APNIC Region AS path length visible: 28 Number of APNIC region 32-bit ASNs visible in the Routing Table: 8030 Number of APNIC addresses announced to Internet: 772897536 Equivalent to 46 /8s, 17 /16s and 123 /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: 265332 Total ARIN prefixes after maximum aggregation: 120836 ARIN Deaggregation factor: 2.20 Prefixes being announced from the ARIN address blocks: 265752 Unique aggregates announced from the ARIN address blocks: 127241 ARIN Region origin ASes present in the Internet Routing Table: 19089 ARIN Prefixes per ASN: 13.92 ARIN Region origin ASes announcing only one prefix: 6938 ARIN Region transit ASes present in the Internet Routing Table: 1946 Average ARIN Region AS path length visible: 5.4 Max ARIN Region AS path length visible: 37 Number of ARIN region 32-bit ASNs visible in the Routing Table: 4577 Number of ARIN addresses announced to Internet: 1296115968 Equivalent to 77 /8s, 65 /16s and 41 /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: 263443 Total RIPE prefixes after maximum aggregation: 119135 RIPE Deaggregation factor: 2.21 Prefixes being announced from the RIPE address blocks: 260692 Unique aggregates announced from the RIPE address blocks: 153048 RIPE Region origin ASes present in the Internet Routing Table: 28207 RIPE Prefixes per ASN: 9.24 RIPE Region origin ASes announcing only one prefix: 12041 RIPE Region transit ASes present in the Internet Routing Table: 4043 Average RIPE Region AS path length visible: 5.4 Max RIPE Region AS path length visible: 35 Number of RIPE region 32-bit ASNs visible in the Routing Table: 10793 Number of RIPE addresses announced to Internet: 718310656 Equivalent to 42 /8s, 208 /16s and 141 /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: 125546 Total LACNIC prefixes after maximum aggregation: 27746 LACNIC Deaggregation factor: 4.52 Prefixes being announced from the LACNIC address blocks: 125153 Unique aggregates announced from the LACNIC address blocks: 48733 LACNIC Region origin ASes present in the Internet Routing Table: 10987 LACNIC Prefixes per ASN: 11.39 LACNIC Region origin ASes announcing only one prefix: 2301 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: 8707 Number of LACNIC addresses announced to Internet: 176519424 Equivalent to 10 /8s, 133 /16s and 121 /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: 31932 Total AfriNIC prefixes after maximum aggregation: 5619 AfriNIC Deaggregation factor: 5.68 Prefixes being announced from the AfriNIC address blocks: 40137 Unique aggregates announced from the AfriNIC address blocks: 11767 AfriNIC Region origin ASes present in the Internet Routing Table: 1669 AfriNIC Prefixes per ASN: 24.05 AfriNIC Region origin ASes announcing only one prefix: 541 AfriNIC Region transit ASes present in the Internet Routing Table: 323 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: 995 Number of AfriNIC addresses announced to Internet: 107786496 Equivalent to 6 /8s, 108 /16s and 177 /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 9031 8882 46 CHINAMOBILE-CN China Mobile Communicati 7545 5923 785 694 TPG-INTERNET-AP TPG Telecom Limited, AU 7552 3551 1330 19 VIETEL-AS-AP Viettel Group, VN 7713 3507 1042 59 TELKOMNET-AS-AP PT Telekomunikasi Indon 45899 3472 1879 49 VNPT-AS-VN VNPT Corp, VN 9498 2429 499 240 BBIL-AP BHARTI Airtel Ltd., IN 4766 2252 11123 591 KIXS-AS-KR Korea Telecom, KR 45090 2192 1438 79 TENCENT-NET-AP Shenzhen Tencent Compute 24560 2141 848 408 AIRTELBROADBAND-AS-AP Bharti Airtel Ltd 4755 2125 425 217 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 6731 10382 2679 AMAZON-02, US 11492 4515 299 658 CABLEONE, US 7155 3906 265 32 VIASAT-SP-BACKBONE, US 22773 3825 3051 349 ASN-CXA-ALL-CCI-22773-RDC, US 16625 3466 1786 2502 AKAMAI-AS, US 6327 3438 1319 63 SHAW, CA 749 3015 50733 2273 DNIC-AS-00749, US 30036 2599 371 292 MEDIACOM-ENTERPRISE-BUSINESS, US 396982 2514 3360 360 GOOGLE-CLOUD-PLATFORM, US 209 2378 4935 409 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 6894 1730 144 UNI2-AS, ES 9121 6627 1692 17 TTNET, TR 20940 4040 3361 202 AKAMAI-ASN1, NL 39891 4005 234 45 ALJAWWALSTC-AS, SA 8551 4003 374 39 BEZEQ-INTERNATIONAL-AS Bezeqint Interne 12389 2916 2290 912 ROSTELECOM-AS, RU 6849 2788 355 21 UKRTELNET, UA 9009 2575 254 1333 M247, GB 34984 2247 358 636 TELLCOM-AS, TR 47331 2043 322 1563 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 10781 3397 559 Uninet S.A. de C.V., MX 10620 3482 515 774 Telmex Colombia S.A., CO 11830 2412 369 64 Instituto Costarricense de Electricidad 13999 1906 312 508 Mega Cable, S.A. de C.V., MX 28573 1359 2331 269 Claro NXT Telecomunicacoes Ltda, BR 6503 1291 338 521 Axtel, S.A.B. de C.V., MX 3816 1267 693 153 COLOMBIA TELECOMUNICACIONES S.A. ESP, C 6147 1085 370 21 Telefonica del Peru S.A.A., PE 11664 996 179 459 Techtel LMDS Comunicaciones Interactiva 26615 978 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 1949 322 62 Telkom-Internet, ZA 24863 1611 393 21 LINKdotNET-AS, EG 24835 1526 521 31 RAYA-AS, EG 36992 1320 1519 274 ETISALAT-MISR, EG 36903 1199 545 114 MT-MPLS, MA 29571 969 66 47 ORANGE-COTE-IVOIRE, CI 36935 800 520 41 Vodafone-, EG 6713 611 1863 34 IAM-AS, MA 15399 496 50 29 WANANCHI-, KE 36914 465 82 3 KENET-AS, KE 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 10781 3397 559 Uninet S.A. de C.V., MX 9808 9031 8882 46 CHINAMOBILE-CN China Mobile Communicati 12479 6894 1730 144 UNI2-AS, ES 16509 6731 10382 2679 AMAZON-02, US 9121 6627 1692 17 TTNET, TR 7545 5923 785 694 TPG-INTERNET-AP TPG Telecom Limited, AU 11492 4515 299 658 CABLEONE, US 20940 4040 3361 202 AKAMAI-ASN1, NL 39891 4005 234 45 ALJAWWALSTC-AS, SA 8551 4003 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 9031 8985 CHINAMOBILE-CN China Mobile Communications Grou 12479 6894 6750 UNI2-AS, ES 9121 6627 6610 TTNET, TR 7545 5923 5229 TPG-INTERNET-AP TPG Telecom Limited, AU 16509 6731 4052 AMAZON-02, US 8551 4003 3964 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo 39891 4005 3960 ALJAWWALSTC-AS, SA 7155 3906 3874 VIASAT-SP-BACKBONE, US 11492 4515 3857 CABLEONE, US 20940 4040 3838 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 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 394856 UNALLOCATED 8.40.216.0/24 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 /10:39 /11:100 /12:304 /13:593 /14:1213 /15:2122 /16:13610 /17:8371 /18:14100 /19:25145 /20:43982 /21:52628 /22:109786 /23:100113 /24:548307 /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 5878 6894 UNI2-AS, ES 9121 5785 6627 TTNET, TR 8151 4509 10781 Uninet S.A. de C.V., MX 8551 3466 4003 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo 11492 3419 4515 CABLEONE, US 6327 3248 3438 SHAW, CA 39891 3189 4005 ALJAWWALSTC-AS, SA 7155 2995 3906 VIASAT-SP-BACKBONE, US 22773 2846 3825 ASN-CXA-ALL-CCI-22773-RDC, US 6849 2640 2788 UKRTELNET, UA Complete listing at https://bgp.nsrc.org/REN/RENU/data-sXXas-nos Number of /24s announced per /8 block (Global) ---------------------------------------------- 1:1916 2:1064 3:157 4:7 5:3996 6:110 7:6 8:1578 9:1 11:172 12:1644 13:338 14:2350 15:234 16:45 17:387 18:178 20:246 21:4 22:188 23:5822 24:2421 25:6 27:2692 29:19 31:2452 32:96 34:7 35:87 36:1844 37:4497 38:3342 39:722 40:162 41:4389 42:1124 43:2255 44:293 45:16992 46:4188 47:325 49:1706 50:1951 51:238 52:1452 54:386 55:854 56:8 57:68 58:1790 59:1115 60:962 61:2337 62:2624 63:1947 64:5636 65:2400 66:4962 67:3006 68:1224 69:4197 70:1320 71:690 72:3088 74:2661 75:1409 76:574 77:2351 78:3995 79:3129 80:2026 81:1806 82:1498 83:1219 84:1369 85:3736 86:729 87:2002 88:2796 89:3416 90:542 91:7722 92:2037 93:2580 94:3563 95:4787 96:1330 97:353 98:1028 99:751 100:77 101:1272 102:2417 103:29675 104:4541 105:2058 106:877 107:2545 108:875 109:4355 110:1981 111:3278 112:2041 113:1510 114:1512 115:2131 116:1898 117:2437 118:2304 119:1823 120:1741 121:1035 122:2563 123:2123 124:1553 125:2072 128:1262 129:1127 130:1000 131:2215 132:826 133:378 134:1938 135:346 136:896 137:876 138:2724 139:1509 140:937 141:1452 142:1322 143:1484 144:1217 145:351 146:1843 147:1525 148:2214 149:1751 150:881 151:1073 152:1866 153:544 154:3767 155:1452 156:1694 157:1285 158:1039 159:2228 160:2566 161:1281 162:3493 163:1331 164:1689 165:1677 166:757 167:1736 168:4046 169:910 170:4876 171:840 172:3305 173:3138 174:1024 175:1174 176:3691 177:5838 178:3577 179:2602 180:2335 181:3294 182:3202 183:1920 184:2344 185:19759 186:4812 187:4442 188:4087 189:3754 190:9026 191:1841 192:11013 193:8716 194:7131 195:5119 196:3190 197:2829 198:6023 199:6066 200:7919 201:6076 202:10337 203:10253 204:4494 205:3440 206:3793 207:3399 208:4045 209:4750 210:4244 211:2321 212:4095 213:3496 214:1148 215:67 216:6509 217:2744 218:1261 219:412 220:2010 221:970 222:656 223:1972 End of report