IPv4 R&E Routing Table Report 18:35 GMT Thu 20 Oct, 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: 930318 Prefixes after maximum aggregation (per Origin AS): 344192 Deaggregation factor: 2.70 Unique aggregates announced (without unneeded subnets): 440364 Number of IPv4 prefixes with a valid ROA: 374945 Number of IPv4 prefixes with an invalid ROA: 2971 Number of IPv4 prefixes with no ROA: 552402 Total ASes present in the Internet Routing Table: 73836 Prefixes per ASN: 12.60 Origin-only ASes present in the Internet Routing Table: 63298 Origin ASes announcing only one prefix: 25530 Transit ASes present in the Internet Routing Table: 10538 Transit-only ASes present in the Internet Routing Table: 415 Paths with bogon ASNs present in the IPv4 Routing Table: 133 Average AS path length visible in the Internet Routing Table: 5.6 Max AS path length visible: 59 Max AS path prepend of ASN ( 37447) 57 Prefixes from unregistered ASNs in the Routing Table: 1135 Number of instances of unregistered ASNs: 1140 Number of 32-bit ASNs allocated by the RIRs: 40435 Number of 32-bit ASNs visible in the Routing Table: 33585 Prefixes from 32-bit ASNs in the Routing Table: 169170 Number of bogon 32-bit ASNs visible in the Routing Table: 55 Special use prefixes present in the Routing Table: 2 Prefixes being announced from unallocated address space: 536 Number of addresses announced to Internet: 3064797184 Equivalent to 182 /8s, 173 /16s and 24 /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: 321208 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 235501 Total APNIC prefixes after maximum aggregation: 67415 APNIC Deaggregation factor: 3.49 Prefixes being announced from the APNIC address blocks: 230545 Unique aggregates announced from the APNIC address blocks: 96768 APNIC Region origin ASes present in the Internet Routing Table: 13009 APNIC Prefixes per ASN: 17.72 APNIC Region origin ASes announcing only one prefix: 3734 APNIC Region transit ASes present in the Internet Routing Table: 1759 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: 8276 Number of APNIC addresses announced to Internet: 773362432 Equivalent to 46 /8s, 24 /16s and 147 /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: 268580 Total ARIN prefixes after maximum aggregation: 121593 ARIN Deaggregation factor: 2.21 Prefixes being announced from the ARIN address blocks: 269909 Unique aggregates announced from the ARIN address blocks: 128656 ARIN Region origin ASes present in the Internet Routing Table: 19079 ARIN Prefixes per ASN: 14.15 ARIN Region origin ASes announcing only one prefix: 6965 ARIN Region transit ASes present in the Internet Routing Table: 1949 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: 4652 Number of ARIN addresses announced to Internet: 1290102528 Equivalent to 76 /8s, 229 /16s and 103 /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: 265461 Total RIPE prefixes after maximum aggregation: 120683 RIPE Deaggregation factor: 2.20 Prefixes being announced from the RIPE address blocks: 262169 Unique aggregates announced from the RIPE address blocks: 154318 RIPE Region origin ASes present in the Internet Routing Table: 28209 RIPE Prefixes per ASN: 9.29 RIPE Region origin ASes announcing only one prefix: 11980 RIPE Region transit ASes present in the Internet Routing Table: 4018 Average RIPE Region AS path length visible: 5.3 Max RIPE Region AS path length visible: 34 Number of RIPE region 32-bit ASNs visible in the Routing Table: 10874 Number of RIPE addresses announced to Internet: 716668160 Equivalent to 42 /8s, 183 /16s and 125 /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: 126936 Total LACNIC prefixes after maximum aggregation: 27977 LACNIC Deaggregation factor: 4.54 Prefixes being announced from the LACNIC address blocks: 126377 Unique aggregates announced from the LACNIC address blocks: 48334 LACNIC Region origin ASes present in the Internet Routing Table: 10994 LACNIC Prefixes per ASN: 11.50 LACNIC Region origin ASes announcing only one prefix: 2290 LACNIC Region transit ASes present in the Internet Routing Table: 2281 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: 8751 Number of LACNIC addresses announced to Internet: 176032768 Equivalent to 10 /8s, 126 /16s and 12 /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: 32705 Total AfriNIC prefixes after maximum aggregation: 5694 AfriNIC Deaggregation factor: 5.74 Prefixes being announced from the AfriNIC address blocks: 40782 Unique aggregates announced from the AfriNIC address blocks: 11854 AfriNIC Region origin ASes present in the Internet Routing Table: 1710 AfriNIC Prefixes per ASN: 23.85 AfriNIC Region origin ASes announcing only one prefix: 561 AfriNIC Region transit ASes present in the Internet Routing Table: 321 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: 1032 Number of AfriNIC addresses announced to Internet: 108327936 Equivalent to 6 /8s, 116 /16s and 244 /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 9061 8883 47 CHINAMOBILE-CN China Mobile Communicati 7545 5928 786 694 TPG-INTERNET-AP TPG Telecom Limited, AU 7552 3594 1330 20 VIETEL-AS-AP Viettel Group, VN 7713 3518 1042 61 TELKOMNET-AS-AP PT Telekomunikasi Indon 45899 3471 1877 66 VNPT-AS-VN VNPT Corp, VN 9498 2481 499 239 BBIL-AP BHARTI Airtel Ltd., IN 4766 2287 11250 590 KIXS-AS-KR Korea Telecom, KR 24560 2241 851 415 AIRTELBROADBAND-AS-AP Bharti Airtel Ltd 45090 2195 1438 79 TENCENT-NET-AP Shenzhen Tencent Compute 4755 2144 425 220 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 7398 10579 2907 AMAZON-02, US 11492 4603 305 516 CABLEONE, US 7155 3899 265 32 VIASAT-SP-BACKBONE, US 22773 3772 3066 351 ASN-CXA-ALL-CCI-22773-RDC, US 16625 3557 1859 2550 AKAMAI-AS, US 6327 3502 1320 63 SHAW, CA 749 3027 50696 2294 DNIC-AS-00749, US 7018 2645 24156 1596 ATT-INTERNET4, US 30036 2600 367 258 MEDIACOM-ENTERPRISE-BUSINESS, US 396982 2553 3479 346 GOOGLE-CLOUD-PLATFORM, 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 6907 1730 144 UNI2-AS, ES 9121 6714 1692 17 TTNET, TR 20940 4119 3400 178 AKAMAI-ASN1, NL 39891 4010 234 47 ALJAWWALSTC-AS, SA 8551 3983 374 38 BEZEQ-INTERNATIONAL-AS Bezeqint Interne 12389 2918 2290 912 ROSTELECOM-AS, RU 9009 2622 252 1347 M247, RO 6849 2490 339 20 UKRTELNET, UA 34984 2243 357 616 TELLCOM-AS, TR 47331 2053 320 1562 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 10911 3338 598 Uninet S.A. de C.V., MX 10620 3471 510 838 Telmex Colombia S.A., CO 11830 2301 369 64 Instituto Costarricense de Electricidad 13999 2070 338 538 Mega Cable, S.A. de C.V., MX 28573 1349 2329 259 Claro NXT Telecomunicacoes Ltda, BR 6503 1295 338 521 Axtel, S.A.B. de C.V., MX 3816 1285 722 152 COLOMBIA TELECOMUNICACIONES S.A. ESP, C 6147 1089 369 22 Telefonica del Peru S.A.A., PE 11664 1089 181 466 Techtel LMDS Comunicaciones Interactiva 26615 986 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 1888 326 58 Telkom-Internet, ZA 24863 1574 393 21 LINKdotNET-AS, EG 24835 1518 521 31 RAYA-AS, EG 36992 1350 1519 270 ETISALAT-MISR, EG 36903 1260 550 99 MT-MPLS, MA 29571 1014 68 32 ORANGE-COTE-IVOIRE, CI 36935 815 520 42 Vodafone-, EG 6713 612 1863 34 IAM-AS, MA 15399 496 51 32 WANANCHI-, KE 37342 494 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 10911 3338 598 Uninet S.A. de C.V., MX 9808 9061 8883 47 CHINAMOBILE-CN China Mobile Communicati 16509 7398 10579 2907 AMAZON-02, US 12479 6907 1730 144 UNI2-AS, ES 9121 6714 1692 17 TTNET, TR 7545 5928 786 694 TPG-INTERNET-AP TPG Telecom Limited, AU 11492 4603 305 516 CABLEONE, US 20940 4119 3400 178 AKAMAI-ASN1, NL 39891 4010 234 47 ALJAWWALSTC-AS, SA 8551 3983 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 9061 9014 CHINAMOBILE-CN China Mobile Communications Grou 12479 6907 6763 UNI2-AS, ES 9121 6714 6697 TTNET, TR 7545 5928 5234 TPG-INTERNET-AP TPG Telecom Limited, AU 16509 7398 4491 AMAZON-02, US 11492 4603 4087 CABLEONE, US 39891 4010 3963 ALJAWWALSTC-AS, SA 8551 3983 3945 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo 20940 4119 3941 AKAMAI-ASN1, NL 7155 3899 3867 VIASAT-SP-BACKBONE, 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 16641 UNALLOCATED 8.10.194.0/24 3356 LEVEL3, US 16641 UNALLOCATED 8.10.210.0/24 3356 LEVEL3, US 25674 UNALLOCATED 8.12.76.0/24 3356 LEVEL3, US 16641 UNALLOCATED 8.12.250.0/24 3356 LEVEL3, US 25674 UNALLOCATED 8.14.115.0/24 3356 LEVEL3, US 12169 UNALLOCATED 8.15.207.0/24 32787 PROLEXIC-TECHNOLOGIES-DDOS-M 25674 UNALLOCATED 8.19.146.0/24 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 23.136.112.0/24 Origin: 54835 UNASSIGNED 23.136.112.0/24 Transit: 21559 OSNET, PR 23.141.0.0/24 Origin: 395350 UNASSIGNED 23.141.0.0/24 Transit: 11426 TWC-11426-CAROLINAS, US 23.158.240.0/24 Origin: 13465 UNASSIGNED 23.158.240.0/24 Transit: 33185 HIVE-DATA-CENTER, CA 23.181.240.0/24 Origin: 399613 UNASSIGNED 23.181.240.0/24 Transit: 11992 CENTENNIAL-, PR 24.48.128.0/19 Origin: 29866 OPTICALTEL, US 24.48.128.0/19 Transit: 3257 GTT-BACKBONE GTT, US 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 /11:100 /12:295 /13:588 /14:1206 /15:2104 /16:13586 /17:8420 /18:14153 /19:25244 /20:44052 /21:52948 /22:110636 /23:100898 /24:556021 /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 5916 6907 UNI2-AS, ES 9121 5864 6714 TTNET, TR 8151 4803 10911 Uninet S.A. de C.V., MX 11492 3510 4603 CABLEONE, US 8551 3447 3983 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo 6327 3310 3502 SHAW, CA 39891 3193 4010 ALJAWWALSTC-AS, SA 7155 2988 3899 VIASAT-SP-BACKBONE, US 22773 2781 3772 ASN-CXA-ALL-CCI-22773-RDC, US 6849 2351 2490 UKRTELNET, UA Complete listing at https://bgp.nsrc.org/REN/RENU/data-sXXas-nos Number of /24s announced per /8 block (Global) ---------------------------------------------- 1:1898 2:1042 3:166 4:7 5:4145 6:116 7:6 8:1594 9:1 11:173 12:1622 13:353 14:2371 15:275 16:69 17:361 18:338 20:245 21:4 22:188 23:5979 24:2515 25:6 27:2791 29:19 31:2476 32:96 34:7 35:90 36:1898 37:4514 38:3674 39:756 40:169 41:4445 42:1172 43:2305 44:296 45:17458 46:4275 47:384 49:1728 50:1941 51:243 52:1501 54:394 55:839 56:8 57:89 58:1788 59:1115 60:993 61:2436 62:2635 63:1982 64:5657 65:2339 66:4940 67:3007 68:1406 69:4200 70:1303 71:686 72:3062 74:2673 75:1484 76:596 77:2365 78:4011 79:3158 80:2079 81:1853 82:1536 83:1229 84:1423 85:3761 86:737 87:2013 88:2830 89:3495 90:546 91:7692 92:2086 93:2565 94:3592 95:4808 96:1345 97:349 98:1173 99:739 100:68 101:1299 102:2721 103:30525 104:4559 105:1985 106:888 107:2542 108:909 109:4360 110:2009 111:3277 112:2055 113:1524 114:1553 115:2141 116:1901 117:2496 118:2328 119:1863 120:1711 121:1045 122:2565 123:2153 124:1506 125:2146 128:1282 129:1040 130:987 131:2218 132:847 133:379 134:1909 135:332 136:871 137:903 138:2819 139:1525 140:1141 141:1484 142:1402 143:1505 144:1209 145:350 146:1881 147:1547 148:2251 149:1841 150:887 151:1125 152:1955 153:551 154:3857 155:1429 156:1656 157:1312 158:1048 159:2194 160:2654 161:1378 162:3527 163:1463 164:1732 165:1709 166:802 167:1754 168:4147 169:919 170:4937 171:853 172:3459 173:3125 174:1027 175:1178 176:3646 177:5949 178:3574 179:2531 180:2383 181:3353 182:3211 183:1922 184:2353 185:20025 186:5053 187:4563 188:4154 189:3833 190:9136 191:1785 192:11017 193:8776 194:7222 195:5146 196:3230 197:2841 198:6008 199:6092 200:7943 201:6099 202:10405 203:10240 204:4567 205:3485 206:3907 207:3446 208:4120 209:4823 210:4196 211:2341 212:4089 213:3592 214:1098 215:53 216:6530 217:2729 218:1273 219:410 220:2045 221:925 222:655 223:1988 End of report