IPv4 R&E Routing Table Report 18:35 GMT Tue 26 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: 920702 Prefixes after maximum aggregation (per Origin AS): 340760 Deaggregation factor: 2.70 Unique aggregates announced (without unneeded subnets): 437234 Number of IPv4 prefixes with a valid ROA: 353625 Number of IPv4 prefixes with an invalid ROA: 2705 Number of IPv4 prefixes with no ROA: 564372 Total ASes present in the Internet Routing Table: 73541 Prefixes per ASN: 12.52 Origin-only ASes present in the Internet Routing Table: 62992 Origin ASes announcing only one prefix: 25521 Transit ASes present in the Internet Routing Table: 10549 Transit-only ASes present in the Internet Routing Table: 388 Paths with bogon ASNs present in the IPv4 Routing Table: 134 Average AS path length visible in the Internet Routing Table: 5.6 Max AS path length visible: 56 Max AS path prepend of ASN (265020) 50 Prefixes from unregistered ASNs in the Routing Table: 1033 Number of instances of unregistered ASNs: 1039 Number of 32-bit ASNs allocated by the RIRs: 39868 Number of 32-bit ASNs visible in the Routing Table: 33119 Prefixes from 32-bit ASNs in the Routing Table: 163853 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: 513 Number of addresses announced to Internet: 3071494144 Equivalent to 183 /8s, 19 /16s and 72 /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: 317827 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 233139 Total APNIC prefixes after maximum aggregation: 66670 APNIC Deaggregation factor: 3.50 Prefixes being announced from the APNIC address blocks: 228160 Unique aggregates announced from the APNIC address blocks: 95870 APNIC Region origin ASes present in the Internet Routing Table: 12792 APNIC Prefixes per ASN: 17.84 APNIC Region origin ASes announcing only one prefix: 3695 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: 8040 Number of APNIC addresses announced to Internet: 772901632 Equivalent to 46 /8s, 17 /16s and 139 /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: 265441 Total ARIN prefixes after maximum aggregation: 120857 ARIN Deaggregation factor: 2.20 Prefixes being announced from the ARIN address blocks: 265885 Unique aggregates announced from the ARIN address blocks: 127321 ARIN Region origin ASes present in the Internet Routing Table: 19083 ARIN Prefixes per ASN: 13.93 ARIN Region origin ASes announcing only one prefix: 6942 ARIN Region transit ASes present in the Internet Routing Table: 1939 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: 4575 Number of ARIN addresses announced to Internet: 1296052224 Equivalent to 77 /8s, 64 /16s and 48 /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: 263450 Total RIPE prefixes after maximum aggregation: 119160 RIPE Deaggregation factor: 2.21 Prefixes being announced from the RIPE address blocks: 260688 Unique aggregates announced from the RIPE address blocks: 153069 RIPE Region origin ASes present in the Internet Routing Table: 28209 RIPE Prefixes per ASN: 9.24 RIPE Region origin ASes announcing only one prefix: 12039 RIPE Region transit ASes present in the Internet Routing Table: 4038 Average RIPE Region AS path length visible: 5.3 Max RIPE Region AS path length visible: 35 Number of RIPE region 32-bit ASNs visible in the Routing Table: 10794 Number of RIPE addresses announced to Internet: 717986560 Equivalent to 42 /8s, 203 /16s and 155 /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: 125712 Total LACNIC prefixes after maximum aggregation: 27674 LACNIC Deaggregation factor: 4.54 Prefixes being announced from the LACNIC address blocks: 125312 Unique aggregates announced from the LACNIC address blocks: 48786 LACNIC Region origin ASes present in the Internet Routing Table: 10993 LACNIC Prefixes per ASN: 11.40 LACNIC Region origin ASes announcing only one prefix: 2306 LACNIC Region transit ASes present in the Internet Routing Table: 2283 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: 8713 Number of LACNIC addresses announced to Internet: 176568576 Equivalent to 10 /8s, 134 /16s and 57 /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: 31927 Total AfriNIC prefixes after maximum aggregation: 5620 AfriNIC Deaggregation factor: 5.68 Prefixes being announced from the AfriNIC address blocks: 40144 Unique aggregates announced from the AfriNIC address blocks: 11758 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: 539 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: 39 Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 997 Number of AfriNIC addresses announced to Internet: 107698176 Equivalent to 6 /8s, 107 /16s and 88 /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 9027 8882 46 CHINAMOBILE-CN China Mobile Communicati 7545 5925 785 695 TPG-INTERNET-AP TPG Telecom Limited, AU 7552 3568 1330 19 VIETEL-AS-AP Viettel Group, VN 7713 3508 1042 60 TELKOMNET-AS-AP PT Telekomunikasi Indon 45899 3467 1879 49 VNPT-AS-VN VNPT Corp, VN 9498 2430 499 241 BBIL-AP BHARTI Airtel Ltd., IN 4766 2252 11123 591 KIXS-AS-KR Korea Telecom, KR 45090 2194 1438 79 TENCENT-NET-AP Shenzhen Tencent Compute 24560 2145 850 403 AIRTELBROADBAND-AS-AP Bharti Airtel Ltd 4755 2124 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 6718 10382 2696 AMAZON-02, US 11492 4507 299 665 CABLEONE, US 7155 3906 265 32 VIASAT-SP-BACKBONE, US 22773 3829 3067 351 ASN-CXA-ALL-CCI-22773-RDC, US 16625 3466 1786 2502 AKAMAI-AS, US 6327 3438 1319 63 SHAW, CA 749 3024 50732 2282 DNIC-AS-00749, US 30036 2600 371 286 MEDIACOM-ENTERPRISE-BUSINESS, US 396982 2517 3360 360 GOOGLE-CLOUD-PLATFORM, US 209 2379 4935 410 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 6897 1730 144 UNI2-AS, ES 9121 6625 1692 17 TTNET, TR 20940 4039 3361 202 AKAMAI-ASN1, NL 39891 4006 234 46 ALJAWWALSTC-AS, SA 8551 4000 374 39 BEZEQ-INTERNATIONAL-AS Bezeqint Interne 12389 2914 2290 912 ROSTELECOM-AS, RU 6849 2788 355 21 UKRTELNET, UA 9009 2577 254 1331 M247, GB 34984 2246 358 635 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 10783 3397 559 Uninet S.A. de C.V., MX 10620 3482 515 774 Telmex Colombia S.A., CO 11830 2411 369 64 Instituto Costarricense de Electricidad 13999 1910 312 509 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 995 179 461 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 1606 393 21 LINKdotNET-AS, EG 24835 1546 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 801 520 42 Vodafone-, EG 6713 611 1863 34 IAM-AS, MA 15399 496 50 29 WANANCHI-, KE 36914 466 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 10783 3397 559 Uninet S.A. de C.V., MX 9808 9027 8882 46 CHINAMOBILE-CN China Mobile Communicati 12479 6897 1730 144 UNI2-AS, ES 16509 6718 10382 2696 AMAZON-02, US 9121 6625 1692 17 TTNET, TR 7545 5925 785 695 TPG-INTERNET-AP TPG Telecom Limited, AU 11492 4507 299 665 CABLEONE, US 20940 4039 3361 202 AKAMAI-ASN1, NL 39891 4006 234 46 ALJAWWALSTC-AS, SA 8551 4000 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 9027 8981 CHINAMOBILE-CN China Mobile Communications Grou 12479 6897 6753 UNI2-AS, ES 9121 6625 6608 TTNET, TR 7545 5925 5230 TPG-INTERNET-AP TPG Telecom Limited, AU 16509 6718 4022 AMAZON-02, US 8551 4000 3961 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo 39891 4006 3960 ALJAWWALSTC-AS, SA 7155 3906 3874 VIASAT-SP-BACKBONE, US 11492 4507 3842 CABLEONE, US 20940 4039 3837 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 23.141.0.0/24 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 /14:1212 /15:2122 /16:13608 /17:8372 /18:14108 /19:25143 /20:43971 /21:52642 /22:109817 /23:100100 /24:548542 /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 5882 6897 UNI2-AS, ES 9121 5783 6625 TTNET, TR 8151 4511 10783 Uninet S.A. de C.V., MX 8551 3463 4000 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo 11492 3412 4507 CABLEONE, US 6327 3248 3438 SHAW, CA 39891 3189 4006 ALJAWWALSTC-AS, SA 7155 2995 3906 VIASAT-SP-BACKBONE, US 22773 2848 3829 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 2:1058 3:157 4:7 5:3995 6:110 7:6 8:1578 9:1 11:172 12:1641 13:334 14:2346 15:231 16:47 17:387 18:178 20:246 21:4 22:188 23:5827 24:2414 25:6 27:2693 29:19 31:2451 32:96 34:7 35:87 36:1843 37:4473 38:3344 39:721 40:162 41:4383 42:1120 43:2234 44:293 45:16963 46:4188 47:326 49:1707 50:1948 51:238 52:1449 54:384 55:853 56:8 57:68 58:1792 59:1114 60:962 61:2333 62:2626 63:1949 64:5631 65:2403 66:4968 67:3007 68:1224 69:4195 70:1320 71:689 72:3090 74:2659 75:1409 76:580 77:2357 78:3993 79:3131 80:2026 81:1807 82:1499 83:1219 84:1368 85:3737 86:732 87:2000 88:2790 89:3415 90:549 91:7720 92:2034 93:2585 94:3560 95:4786 96:1328 97:353 98:1031 99:751 100:77 101:1272 102:2419 103:29656 104:4542 105:2058 106:877 107:2544 108:876 109:4347 110:1979 111:3279 112:2042 113:1511 114:1512 115:2130 116:1899 117:2437 118:2304 119:1822 120:1741 121:1036 122:2564 123:2124 124:1553 125:2073 128:1261 129:1126 130:999 131:2227 132:832 133:378 134:1940 135:347 136:893 137:880 138:2726 139:1508 140:937 141:1449 142:1322 143:1486 144:1215 145:351 146:1847 147:1519 148:2203 149:1756 150:880 151:1073 152:1866 153:545 154:3773 155:1451 156:1696 157:1286 158:1042 159:2226 160:2566 161:1307 162:3554 163:1339 164:1686 165:1677 166:759 167:1768 168:4062 169:909 170:4893 171:840 172:3305 173:3141 174:1026 175:1175 176:3695 177:5864 178:3578 179:2608 180:2332 181:3315 182:3203 183:1920 184:2345 185:19757 186:4829 187:4456 188:4094 189:3757 190:9047 191:1846 192:11006 193:8716 194:7131 195:5121 196:3199 197:2827 198:6023 199:6061 200:7944 201:6073 202:10336 203:10251 204:4497 205:3445 206:3802 207:3397 208:4049 209:4757 210:4248 211:2321 212:4101 213:3502 214:1134 215:66 216:6505 217:2747 218:1267 219:412 220:2010 221:970 222:656 223:1972 End of report